CCRL 40/15
Downloads and Statistics
April 18, 2021
|
Testing summary:
Total: 1'237'253 gamesplayed by 2'822 programs White wins: 424'164 (34.3%) Black wins: 311'650 (25.2%) Draws: 501'439 (40.5%) White score: 54.5% |
CCRL 40/15
Downloads and Statistics
April 18, 2021
|
Testing summary:
Total: 1'237'253 gamesplayed by 2'822 programs White wins: 424'164 (34.3%) Black wins: 311'650 (25.2%) Draws: 501'439 (40.5%) White score: 54.5% |
This page shows how many games in our database were played from various known openings. The table also shows average draw percentage and white score we observed in our games.
ECO | Opening | Number of games | Draws | White score | Commented PGN |
A00 | Amar (Paris) opening | 18 | 44.4% | 33.3% | 0.02 MB |
A00 | Amar gambit | 1 | 0.0% | 0.0% | 0.00 MB |
A00 | Amsterdam attack | 3 | 0.0% | 100.0% | 0.00 MB |
A00 | Anderssen's opening | 517 | 41.0% | 50.3% | 0.33 MB |
A00 | Anti-Borg (Desprez) opening | 7 | 0.0% | 42.9% | 0.01 MB |
A00 | Battambang opening | 22 | 36.4% | 50.0% | 0.01 MB |
A00 | Benko's opening | 10132 | 40.4% | 52.1% | 6.15 MB |
A00 | Benko's opening, reversed Alekhine | 133 | 42.1% | 45.9% | 0.09 MB |
A00 | Clemenz (Mead's, Basman's or de Klerk's) opening | 100 | 37.0% | 50.5% | 0.07 MB |
A00 | Dunst (Sleipner, Heinrichsen) opening | 2570 | 36.3% | 49.8% | 1.55 MB |
A00 | Durkin's attack | 14 | 21.4% | 46.4% | 0.01 MB |
A00 | Gedult's opening | 14 | 14.3% | 42.9% | 0.01 MB |
A00 | Global opening | 4 | 25.0% | 62.5% | 0.00 MB |
A00 | Grob's attack | 199 | 42.2% | 35.2% | 0.13 MB |
A00 | Grob, Fritz gambit | 57 | 43.9% | 30.7% | 0.04 MB |
A00 | Grob, Romford counter-gambit | 4 | 25.0% | 62.5% | 0.00 MB |
A00 | Grob, spike attack | 6 | 33.3% | 33.3% | 0.01 MB |
A00 | Lasker simul special | 3 | 33.3% | 50.0% | 0.00 MB |
A00 | Mieses opening | 350 | 32.0% | 50.0% | 0.24 MB |
A00 | Novosibirsk opening | 30 | 36.7% | 55.0% | 0.02 MB |
A00 | Polish (Sokolsky) opening | 2908 | 39.8% | 48.1% | 1.82 MB |
A00 | Polish, Outflank variation | 195 | 42.6% | 46.9% | 0.14 MB |
A00 | Saragossa opening | 467 | 29.6% | 51.0% | 0.32 MB |
A00 | Van't Kruijs opening | 620 | 40.2% | 50.9% | 0.41 MB |
A00 | Ware (Meadow Hay) opening | 30 | 33.3% | 40.0% | 0.02 MB |
A01 | Nimzovich-Larsen attack | 1022 | 36.8% | 51.7% | 0.65 MB |
A01 | Nimzovich-Larsen attack, Dutch variation | 45 | 24.4% | 58.9% | 0.04 MB |
A01 | Nimzovich-Larsen attack, English variation | 537 | 35.6% | 49.4% | 0.36 MB |
A01 | Nimzovich-Larsen attack, Indian variation | 687 | 37.4% | 49.9% | 0.46 MB |
A01 | Nimzovich-Larsen attack, Polish variation | 6 | 16.7% | 58.3% | 0.01 MB |
A01 | Nimzovich-Larsen attack, classical variation | 2277 | 35.1% | 49.3% | 1.45 MB |
A01 | Nimzovich-Larsen attack, modern variation | 4424 | 38.7% | 50.4% | 2.70 MB |
A01 | Nimzovich-Larsen attack, symmetrical variation | 910 | 40.7% | 50.1% | 0.57 MB |
A02 | Bird's opening | 4400 | 36.6% | 49.4% | 2.68 MB |
A02 | Bird's opening, Swiss gambit | 2 | 50.0% | 75.0% | 0.00 MB |
A02 | Bird, From gambit | 287 | 32.8% | 53.3% | 0.18 MB |
A02 | Bird, From gambit, Lasker variation | 36 | 47.2% | 56.9% | 0.03 MB |
A02 | Bird, From gambit, Lipke variation | 1 | 0.0% | 0.0% | 0.00 MB |
A02 | Bird, Hobbs gambit | 5 | 60.0% | 70.0% | 0.00 MB |
A03 | Bird's opening | 3762 | 35.4% | 47.9% | 2.32 MB |
A03 | Bird's opening, Lasker variation | 140 | 30.7% | 46.1% | 0.10 MB |
A03 | Bird's opening, Williams gambit | 53 | 34.0% | 56.6% | 0.04 MB |
A03 | Mujannah opening | 4 | 50.0% | 25.0% | 0.01 MB |
A04 | Reti opening | 12597 | 38.6% | 54.6% | 7.71 MB |
A04 | Reti v Dutch | 1893 | 32.9% | 57.3% | 1.20 MB |
A04 | Reti, Herrstroem gambit | 2 | 0.0% | 100.0% | 0.00 MB |
A04 | Reti, Lisitsin gambit deferred | 46 | 28.3% | 68.5% | 0.03 MB |
A04 | Reti, Pirc-Lisitsin gambit | 164 | 30.5% | 48.2% | 0.11 MB |
A04 | Reti, Wade defence | 2 | 0.0% | 50.0% | 0.00 MB |
A05 | Reti opening | 5962 | 37.2% | 53.1% | 3.77 MB |
A05 | Reti, King's Indian attack | 2049 | 41.4% | 53.2% | 1.30 MB |
A05 | Reti, King's Indian attack, Reti-Smyslov variation | 158 | 33.5% | 49.1% | 0.11 MB |
A05 | Reti, King's Indian attack, Spassky's variation | 719 | 43.4% | 51.3% | 0.48 MB |
A06 | Reti opening | 1081 | 38.0% | 52.7% | 0.71 MB |
A06 | Reti, Nimzovich-Larsen attack | 4497 | 39.4% | 49.7% | 2.82 MB |
A06 | Reti, old Indian attack | 192 | 30.7% | 48.2% | 0.13 MB |
A06 | Santasiere's folly | 226 | 37.2% | 45.6% | 0.16 MB |
A06 | Tennison (Lemberg, Zukertort) gambit | 42 | 40.5% | 51.2% | 0.03 MB |
A07 | Reti, King's Indian attack | 3057 | 41.7% | 53.0% | 1.90 MB |
A07 | Reti, King's Indian attack (Barcza system) | 8145 | 41.2% | 53.4% | 5.10 MB |
A07 | Reti, King's Indian attack (with ...c5) | 278 | 35.3% | 50.0% | 0.18 MB |
A07 | Reti, King's Indian attack, Keres variation | 1060 | 37.0% | 54.2% | 0.70 MB |
A07 | Reti, King's Indian attack, Pachman system | 211 | 41.7% | 52.6% | 0.14 MB |
A07 | Reti, King's Indian attack, Yugoslav variation | 2196 | 40.6% | 53.2% | 1.41 MB |
A08 | Reti, King's Indian attack | 822 | 41.6% | 52.6% | 0.54 MB |
A08 | Reti, King's Indian attack, French variation | 353 | 38.8% | 49.7% | 0.24 MB |
A09 | Reti accepted | 527 | 38.7% | 52.6% | 0.35 MB |
A09 | Reti accepted, Keres variation | 68 | 27.9% | 64.0% | 0.05 MB |
A09 | Reti opening | 1068 | 39.2% | 54.3% | 0.69 MB |
A09 | Reti, advance variation | 1717 | 36.5% | 48.6% | 1.05 MB |
A10 | English opening | 4794 | 37.3% | 54.9% | 2.93 MB |
A10 | English, Adorjan defence | 962 | 39.2% | 52.0% | 0.57 MB |
A10 | English, Anglo-Dutch defense | 1222 | 32.7% | 51.4% | 0.78 MB |
A10 | English, Jaenisch gambit | 2 | 0.0% | 100.0% | 0.00 MB |
A11 | English, Caro-Kann defensive system | 2189 | 40.2% | 53.3% | 1.39 MB |
A12 | English, Bled variation | 31 | 38.7% | 45.2% | 0.03 MB |
A12 | English, Capablanca's variation | 139 | 39.6% | 46.4% | 0.10 MB |
A12 | English, Caro-Kann defensive system | 305 | 35.4% | 51.8% | 0.21 MB |
A12 | English, Caro-Kann defensive system, Bogolyubov variation | 170 | 45.9% | 54.7% | 0.12 MB |
A12 | English, London defensive system | 168 | 42.9% | 53.0% | 0.12 MB |
A12 | English, New York (London) defensive system | 96 | 37.5% | 43.8% | 0.07 MB |
A12 | English, Torre defensive system | 112 | 39.3% | 50.9% | 0.08 MB |
A13 | English opening | 3239 | 37.6% | 52.9% | 2.08 MB |
A13 | English opening, Agincourt variation | 2099 | 40.2% | 55.1% | 1.36 MB |
A13 | English, Kurajica defence | 176 | 35.2% | 60.2% | 0.13 MB |
A13 | English, Neo-Catalan | 1200 | 42.7% | 52.3% | 0.76 MB |
A13 | English, Neo-Catalan accepted | 1684 | 47.9% | 55.8% | 1.08 MB |
A13 | English, Romanishin gambit | 429 | 41.7% | 56.8% | 0.29 MB |
A13 | English, Wimpey system | 240 | 48.3% | 46.7% | 0.16 MB |
A14 | English, Neo-Catalan declined | 1264 | 45.2% | 54.6% | 0.81 MB |
A14 | English, Symmetrical, Keres defence | 617 | 48.0% | 57.4% | 0.40 MB |
A15 | English opening | 16475 | 44.0% | 53.8% | 9.81 MB |
A15 | English, 1...Nf6 (Anglo-Indian defense) | 1917 | 38.8% | 55.1% | 1.20 MB |
A16 | English opening | 1958 | 35.4% | 54.2% | 1.23 MB |
A16 | English, Anglo-Gruenfeld defense | 408 | 43.4% | 54.8% | 0.27 MB |
A16 | English, Anglo-Gruenfeld defense, Korchnoi variation | 98 | 37.8% | 55.6% | 0.07 MB |
A16 | English, Anglo-Gruenfeld, Czech defense | 274 | 34.7% | 59.7% | 0.18 MB |
A16 | English, Anglo-Gruenfeld, Smyslov defense | 197 | 37.6% | 56.9% | 0.13 MB |
A17 | English opening | 329 | 39.2% | 53.3% | 0.22 MB |
A17 | English, Nimzo-English opening | 2703 | 39.8% | 53.8% | 1.68 MB |
A17 | English, Queens Indian formation | 366 | 37.7% | 58.7% | 0.24 MB |
A17 | English, Queens Indian, Romanishin variation | 117 | 35.0% | 55.1% | 0.08 MB |
A18 | English, Mikenas-Carls variation | 335 | 38.8% | 58.2% | 0.22 MB |
A18 | English, Mikenas-Carls, Flohr variation | 543 | 41.4% | 59.0% | 0.33 MB |
A18 | English, Mikenas-Carls, Kevitz variation | 32 | 34.4% | 48.4% | 0.02 MB |
A19 | English, Mikenas-Carls, Sicilian variation | 730 | 39.0% | 54.5% | 0.47 MB |
A20 | English opening | 10231 | 38.9% | 53.4% | 6.23 MB |
A20 | English, Nimzovich variation | 166 | 31.9% | 54.5% | 0.11 MB |
A20 | English, Nimzovich, Flohr variation | 222 | 38.7% | 48.2% | 0.16 MB |
A21 | English opening | 2273 | 32.3% | 55.5% | 1.42 MB |
A21 | English, Keres variation | 14 | 21.4% | 46.4% | 0.01 MB |
A21 | English, Kramnik-Shirov counterattack | 3193 | 38.2% | 51.9% | 2.00 MB |
A21 | English, Smyslov defence | 66 | 28.8% | 61.4% | 0.05 MB |
A21 | English, Troeger defence | 175 | 27.4% | 56.0% | 0.11 MB |
A22 | English opening | 1095 | 36.9% | 50.8% | 0.72 MB |
A22 | English, Bellon gambit | 47 | 27.7% | 58.5% | 0.03 MB |
A22 | English, Bremen, Smyslov system | 2092 | 39.0% | 48.7% | 1.31 MB |
A22 | English, Bremen, reverse dragon | 859 | 40.5% | 51.2% | 0.56 MB |
A22 | English, Carls' Bremen system | 605 | 37.7% | 54.0% | 0.39 MB |
A23 | English, Bremen system, Keres variation | 974 | 40.6% | 50.9% | 0.64 MB |
A24 | English, Bremen system with ...g6 | 246 | 38.6% | 49.4% | 0.16 MB |
A25 | English, Sicilian reversed | 1209 | 33.6% | 53.7% | 0.76 MB |
A25 | English, closed system | 948 | 35.8% | 53.6% | 0.60 MB |
A25 | English, closed system (without ...d6) | 146 | 30.8% | 55.1% | 0.11 MB |
A25 | English, closed, 5.Rb1 | 607 | 38.9% | 52.4% | 0.39 MB |
A25 | English, closed, 5.Rb1 Taimanov variation | 10 | 20.0% | 60.0% | 0.01 MB |
A25 | English, closed, Hort variation | 52 | 34.6% | 55.8% | 0.04 MB |
A25 | English, closed, Taimanov variation | 34 | 20.6% | 63.2% | 0.02 MB |
A26 | English, Botvinnik system | 400 | 37.0% | 53.3% | 0.26 MB |
A26 | English, closed system | 452 | 38.3% | 51.7% | 0.30 MB |
A27 | English, three knights system | 1406 | 31.5% | 52.1% | 0.89 MB |
A28 | English, Bradley Beach variation | 82 | 25.6% | 39.6% | 0.06 MB |
A28 | English, Nenarokov variation | 126 | 39.7% | 50.8% | 0.08 MB |
A28 | English, four knights system | 484 | 41.5% | 52.8% | 0.33 MB |
A28 | English, four knights, 4.e3 | 1472 | 39.3% | 52.3% | 0.94 MB |
A28 | English, four knights, Capablanca variation | 713 | 38.4% | 53.9% | 0.47 MB |
A28 | English, four knights, Marini variation | 1206 | 39.3% | 50.2% | 0.77 MB |
A28 | English, four knights, Nimzovich variation | 1007 | 37.1% | 54.0% | 0.67 MB |
A28 | English, four knights, Romanishin variation | 644 | 50.8% | 52.3% | 0.43 MB |
A28 | English, four knights, Stean variation | 111 | 43.2% | 56.8% | 0.08 MB |
A29 | English, four knights, kingside fianchetto | 7996 | 41.8% | 52.4% | 4.87 MB |
A30 | English, symmetrical variation | 4864 | 40.1% | 54.2% | 3.03 MB |
A30 | English, symmetrical, hedgehog system | 3265 | 47.1% | 56.1% | 2.04 MB |
A30 | English, symmetrical, hedgehog, flexible formation | 214 | 45.3% | 54.0% | 0.14 MB |
A31 | English, symmetrical, Benoni formation | 1527 | 39.9% | 55.7% | 0.98 MB |
A32 | English, symmetrical variation | 855 | 45.0% | 54.1% | 0.56 MB |
A33 | English, symmetrical variation | 2192 | 48.0% | 53.8% | 1.38 MB |
A33 | English, symmetrical, Geller variation | 849 | 40.5% | 53.8% | 0.51 MB |
A34 | English, symmetrical variation | 1622 | 39.8% | 53.9% | 1.05 MB |
A34 | English, symmetrical, Rubinstein system | 526 | 40.5% | 51.8% | 0.34 MB |
A34 | English, symmetrical, three knights system | 1935 | 45.8% | 54.6% | 1.19 MB |
A35 | English, symmetrical variation | 416 | 35.6% | 50.2% | 0.29 MB |
A35 | English, symmetrical, four knights system | 2917 | 44.6% | 53.5% | 1.82 MB |
A36 | English, symmetrical variation | 154 | 33.8% | 51.3% | 0.11 MB |
A36 | English, symmetrical, Botvinnik system | 210 | 35.2% | 49.5% | 0.13 MB |
A36 | English, symmetrical, Botvinnik system reversed | 124 | 44.4% | 52.8% | 0.09 MB |
A36 | English, ultra-symmetrical variation | 2065 | 38.6% | 52.3% | 1.27 MB |
A37 | English, symmetrical variation | 1392 | 41.6% | 51.1% | 0.87 MB |
A37 | English, symmetrical, Botvinnik system reversed | 1032 | 39.6% | 51.9% | 0.66 MB |
A38 | English, symmetrical variation | 694 | 44.1% | 54.9% | 0.46 MB |
A38 | English, symmetrical, main line with b3 | 3 | 66.7% | 33.3% | 0.00 MB |
A38 | English, symmetrical, main line with d3 | 211 | 44.5% | 54.0% | 0.14 MB |
A39 | English, symmetrical, main line with d4 | 687 | 42.1% | 56.3% | 0.45 MB |
A40 | Beefeater defence | 54 | 31.5% | 62.0% | 0.03 MB |
A40 | Modern defence | 1853 | 35.5% | 57.0% | 1.19 MB |
A40 | Polish defence | 124 | 32.3% | 57.3% | 0.09 MB |
A40 | Queen's pawn | 3838 | 34.8% | 55.0% | 2.41 MB |
A40 | Queen's pawn, Charlick (Englund) gambit | 34 | 44.1% | 60.3% | 0.03 MB |
A40 | Queen's pawn, English defence | 490 | 45.5% | 57.2% | 0.31 MB |
A40 | Queen's pawn, Franco-Indian (Keres) defence | 2029 | 37.0% | 56.3% | 1.26 MB |
A40 | Queen's pawn, Keres defence | 3402 | 42.4% | 56.2% | 2.03 MB |
A40 | Queen's pawn, Lundin (Kevitz-Mikenas) defence | 341 | 26.4% | 56.9% | 0.23 MB |
A41 | Modern defence | 156 | 32.1% | 55.8% | 0.10 MB |
A41 | Old Indian defence | 1743 | 32.5% | 53.8% | 1.08 MB |
A41 | Old Indian, Tartakower (Wade) variation | 1835 | 33.4% | 59.3% | 1.16 MB |
A41 | Queen's Pawn | 3130 | 35.5% | 56.0% | 1.99 MB |
A41 | Robatsch defence, Rossolimo variation | 217 | 34.6% | 52.3% | 0.15 MB |
A42 | Modern defence, Averbakh system | 878 | 33.5% | 59.1% | 0.54 MB |
A42 | Modern defence, Averbakh system, Kotov variation | 181 | 28.7% | 63.0% | 0.12 MB |
A42 | Modern defence, Averbakh system, Randspringer variation | 15 | 13.3% | 66.7% | 0.01 MB |
A42 | Pterodactyl defence | 340 | 36.8% | 63.4% | 0.22 MB |
A43 | Hawk (Habichd) defence | 3 | 66.7% | 33.3% | 0.00 MB |
A43 | Old Benoni defence | 2665 | 34.3% | 56.8% | 1.65 MB |
A43 | Old Benoni, Franco-Benoni defence | 198 | 33.8% | 62.4% | 0.13 MB |
A43 | Old Benoni, Mujannah formation | 87 | 32.2% | 63.2% | 0.06 MB |
A43 | Old Benoni, Schmid's system | 41 | 26.8% | 59.8% | 0.03 MB |
A43 | Woozle defence | 8 | 0.0% | 75.0% | 0.01 MB |
A44 | Old Benoni defence | 69 | 29.0% | 59.4% | 0.05 MB |
A44 | Semi-Benoni (`blockade variation') | 434 | 29.0% | 59.9% | 0.28 MB |
A45 | Blackmar-Diemer gambit | 257 | 27.6% | 52.3% | 0.16 MB |
A45 | Canard opening | 17 | 29.4% | 38.2% | 0.01 MB |
A45 | Paleface attack | 46 | 32.6% | 51.1% | 0.03 MB |
A45 | Queen's pawn game | 4303 | 37.6% | 53.8% | 2.72 MB |
A45 | Queen's pawn, Bronstein gambit | 12 | 33.3% | 50.0% | 0.01 MB |
A45 | Trompovsky attack (Ruth, Opovcensky opening) | 7608 | 35.2% | 53.2% | 4.58 MB |
A46 | Queen's pawn game | 5696 | 39.7% | 54.5% | 3.57 MB |
A46 | Queen's pawn, Torre attack | 2256 | 37.0% | 52.3% | 1.40 MB |
A46 | Queen's pawn, Torre attack, Wagner gambit | 24 | 29.2% | 47.9% | 0.02 MB |
A46 | Queen's pawn, Yusupov-Rubinstein system | 1236 | 41.4% | 52.3% | 0.80 MB |
A47 | Queen's Indian defence | 835 | 37.6% | 50.9% | 0.56 MB |
A47 | Queen's Indian, Marienbad system | 121 | 41.3% | 52.1% | 0.09 MB |
A47 | Queen's Indian, Marienbad system, Berg variation | 21 | 52.4% | 54.8% | 0.02 MB |
A48 | King's Indian, East Indian defence | 1474 | 39.4% | 52.7% | 0.96 MB |
A48 | King's Indian, London system | 1871 | 39.7% | 53.2% | 1.19 MB |
A48 | King's Indian, Torre attack | 2425 | 40.3% | 50.3% | 1.52 MB |
A49 | King's Indian, fianchetto without c4 | 1765 | 41.4% | 55.5% | 1.11 MB |
A50 | Kevitz-Trajkovich defence | 662 | 33.2% | 56.2% | 0.43 MB |
A50 | Queen's Indian accelerated | 623 | 40.4% | 57.0% | 0.39 MB |
A50 | Queen's pawn game | 1255 | 37.5% | 56.2% | 0.83 MB |
A51 | Budapest defence declined | 31 | 45.2% | 61.3% | 0.02 MB |
A51 | Budapest, Fajarowicz variation | 414 | 40.1% | 56.8% | 0.27 MB |
A51 | Budapest, Fajarowicz, Steiner variation | 50 | 36.0% | 46.0% | 0.04 MB |
A52 | Budapest defence | 73 | 31.5% | 54.1% | 0.05 MB |
A52 | Budapest, Adler variation | 430 | 45.6% | 57.7% | 0.27 MB |
A52 | Budapest, Alekhine variation | 29 | 31.0% | 60.3% | 0.02 MB |
A52 | Budapest, Alekhine variation, Balogh gambit | 1 | 100.0% | 50.0% | 0.00 MB |
A52 | Budapest, Alekhine, Abonyi variation | 81 | 29.6% | 61.7% | 0.05 MB |
A52 | Budapest, Rubinstein variation | 522 | 42.7% | 61.8% | 0.35 MB |
A53 | Old Indian defence | 1527 | 37.5% | 58.7% | 1.00 MB |
A53 | Old Indian, Janowski variation | 226 | 33.6% | 55.8% | 0.16 MB |
A54 | Old Indian, Dus-Khotimirsky variation | 22 | 27.3% | 40.9% | 0.02 MB |
A54 | Old Indian, Ukrainian variation | 208 | 38.5% | 54.3% | 0.15 MB |
A54 | Old Indian, Ukrainian variation, 4.Nf3 | 482 | 36.5% | 54.6% | 0.32 MB |
A55 | Old Indian, main line | 604 | 35.9% | 58.4% | 0.42 MB |
A56 | Benoni defence | 1091 | 33.6% | 60.3% | 0.68 MB |
A56 | Benoni defence, Hromodka system | 639 | 26.4% | 62.4% | 0.37 MB |
A56 | Czech Benoni defence | 447 | 26.8% | 66.0% | 0.31 MB |
A56 | Czech Benoni, King's Indian system | 65 | 20.0% | 62.3% | 0.05 MB |
A56 | Vulture defence | 3 | 33.3% | 83.3% | 0.00 MB |
A57 | Benko gambit | 1403 | 35.1% | 56.3% | 0.87 MB |
A57 | Benko gambit half accepted | 1297 | 39.9% | 58.6% | 0.79 MB |
A57 | Benko gambit, Zaitsev system | 140 | 37.1% | 50.7% | 0.09 MB |
A58 | Benko gambit accepted | 1128 | 37.8% | 57.7% | 0.70 MB |
A58 | Benko gambit, Nd2 variation | 14 | 42.9% | 57.1% | 0.01 MB |
A58 | Benko gambit, fianchetto variation | 188 | 45.2% | 59.8% | 0.12 MB |
A59 | Benko gambit | 60 | 43.3% | 65.0% | 0.04 MB |
A59 | Benko gambit, 7.e4 | 63 | 31.7% | 61.9% | 0.04 MB |
A59 | Benko gambit, Ne2 variation | 23 | 39.1% | 50.0% | 0.02 MB |
A59 | Benko gambit, main line | 180 | 42.2% | 68.9% | 0.11 MB |
A60 | Benoni defence | 413 | 31.2% | 58.2% | 0.27 MB |
A61 | Benoni defence | 663 | 33.3% | 61.5% | 0.41 MB |
A61 | Benoni, Nimzovich (knight's tour) variation | 600 | 29.0% | 59.7% | 0.37 MB |
A61 | Benoni, Uhlmann variation | 223 | 23.3% | 40.4% | 0.12 MB |
A61 | Benoni, fianchetto variation | 71 | 29.6% | 58.5% | 0.05 MB |
A62 | Benoni, fianchetto variation | 1580 | 35.6% | 55.9% | 0.92 MB |
A63 | Benoni, fianchetto, 9...Nbd7 | 173 | 37.0% | 64.7% | 0.11 MB |
A64 | Benoni, fianchetto, 11...Re8 | 260 | 40.0% | 50.0% | 0.16 MB |
A65 | Benoni, 6.e4 | 615 | 32.8% | 58.0% | 0.38 MB |
A66 | Benoni, Mikenas variation | 35 | 17.1% | 54.3% | 0.02 MB |
A66 | Benoni, pawn storm variation | 6 | 50.0% | 58.3% | 0.00 MB |
A67 | Benoni, Taimanov variation | 372 | 29.6% | 62.6% | 0.20 MB |
A68 | Benoni, four pawns attack | 125 | 35.2% | 58.4% | 0.08 MB |
A69 | Benoni, four pawns attack, main line | 159 | 39.6% | 55.0% | 0.10 MB |
A70 | Benoni, classical with e4 and Nf3 | 880 | 38.1% | 60.2% | 0.54 MB |
A70 | Benoni, classical without 9.O-O | 20 | 10.0% | 55.0% | 0.01 MB |
A71 | Benoni, classical, 8.Bg5 | 171 | 35.1% | 56.7% | 0.12 MB |
A72 | Benoni, classical without 9.O-O | 159 | 44.7% | 65.7% | 0.11 MB |
A73 | Benoni, classical, 9.O-O | 131 | 31.3% | 59.2% | 0.09 MB |
A74 | Benoni, classical, 9...a6, 10.a4 | 40 | 32.5% | 63.8% | 0.03 MB |
A75 | Benoni, classical with ...a6 and 10...Bg4 | 141 | 34.0% | 62.4% | 0.09 MB |
A76 | Benoni, classical, 9...Re8 | 233 | 39.9% | 61.6% | 0.16 MB |
A77 | Benoni, classical, 9...Re8, 10.Nd2 | 235 | 34.0% | 63.4% | 0.16 MB |
A78 | Benoni, classical with ...Re8 and ...Na6 | 128 | 32.0% | 61.3% | 0.08 MB |
A79 | Benoni, classical, 11.f3 | 105 | 31.4% | 62.4% | 0.07 MB |
A80 | Dutch | 3643 | 34.8% | 54.6% | 2.23 MB |
A80 | Dutch, 2.Bg5 variation | 1882 | 32.7% | 54.2% | 1.16 MB |
A80 | Dutch, Korchnoi attack | 80 | 26.3% | 48.1% | 0.06 MB |
A80 | Dutch, Krejcik gambit | 321 | 32.4% | 53.6% | 0.19 MB |
A80 | Dutch, Manhattan (Alapin, Ulvestad) variation | 51 | 23.5% | 51.0% | 0.03 MB |
A80 | Dutch, Spielmann gambit | 4 | 50.0% | 50.0% | 0.00 MB |
A80 | Dutch, Von Pretzel gambit | 2 | 0.0% | 100.0% | 0.00 MB |
A81 | Dutch defence | 5055 | 38.5% | 57.0% | 3.11 MB |
A81 | Dutch defence, Blackburne variation | 80 | 31.3% | 53.1% | 0.05 MB |
A81 | Dutch, Leningrad, Basman system | 12 | 50.0% | 58.3% | 0.01 MB |
A81 | Dutch, Leningrad, Karlsbad variation | 12 | 50.0% | 50.0% | 0.01 MB |
A82 | Dutch, Balogh defence | 28 | 50.0% | 60.7% | 0.02 MB |
A82 | Dutch, Staunton gambit | 223 | 36.3% | 44.6% | 0.14 MB |
A82 | Dutch, Staunton gambit, Tartakower variation | 18 | 27.8% | 58.3% | 0.01 MB |
A83 | Dutch, Staunton gambit, Alekhine variation | 5 | 40.0% | 40.0% | 0.00 MB |
A83 | Dutch, Staunton gambit, Chigorin variation | 107 | 31.8% | 52.3% | 0.07 MB |
A83 | Dutch, Staunton gambit, Lasker variation | 33 | 36.4% | 57.6% | 0.02 MB |
A83 | Dutch, Staunton gambit, Nimzovich variation | 4 | 50.0% | 25.0% | 0.00 MB |
A83 | Dutch, Staunton gambit, Staunton's line | 287 | 39.0% | 50.2% | 0.18 MB |
A84 | Dutch defence | 878 | 36.9% | 56.7% | 0.58 MB |
A84 | Dutch defence, Rubinstein variation | 511 | 31.9% | 57.4% | 0.32 MB |
A84 | Dutch, Staunton gambit deferred | 11 | 45.5% | 31.8% | 0.01 MB |
A85 | Dutch with c4 & Nc3 | 1000 | 33.2% | 54.9% | 0.62 MB |
A86 | Dutch with c4 & g3 | 187 | 36.9% | 60.7% | 0.13 MB |
A86 | Dutch, Hort-Antoshin system | 12 | 41.7% | 54.2% | 0.01 MB |
A86 | Dutch, Leningrad variation | 335 | 37.9% | 57.2% | 0.22 MB |
A87 | Dutch, Leningrad, main variation | 603 | 39.0% | 56.0% | 0.40 MB |
A88 | Dutch, Leningrad, main variation with c6 | 1355 | 40.5% | 58.5% | 0.87 MB |
A89 | Dutch, Leningrad, main variation with Nc6 | 634 | 35.2% | 61.9% | 0.42 MB |
A90 | Dutch defence | 1395 | 38.9% | 60.3% | 0.91 MB |
A90 | Dutch defence, Dutch-Indian (Nimzo-Dutch) variation | 312 | 36.9% | 60.7% | 0.22 MB |
A90 | Dutch-Indian, Alekhine variation | 109 | 31.2% | 57.8% | 0.08 MB |
A91 | Dutch defence | 241 | 33.2% | 52.7% | 0.16 MB |
A92 | Dutch defence | 142 | 39.4% | 62.0% | 0.09 MB |
A92 | Dutch defence, Alekhine variation | 62 | 41.9% | 59.7% | 0.05 MB |
A92 | Dutch, stonewall variation | 147 | 40.1% | 60.9% | 0.11 MB |
A92 | Dutch, stonewall with Nc3 | 38 | 44.7% | 48.7% | 0.03 MB |
A93 | Dutch, stonewall, Botwinnik variation | 298 | 39.3% | 60.9% | 0.19 MB |
A94 | Dutch, stonewall with Ba3 | 135 | 43.7% | 56.7% | 0.10 MB |
A95 | Dutch, stonewall with Nc3 | 321 | 32.4% | 58.9% | 0.22 MB |
A95 | Dutch, stonewall: Chekhover variation | 1 | 100.0% | 50.0% | 0.00 MB |
A96 | Dutch, classical variation | 577 | 35.7% | 59.3% | 0.38 MB |
A97 | Dutch, Ilyin-Genevsky variation | 179 | 36.9% | 55.3% | 0.13 MB |
A97 | Dutch, Ilyin-Genevsky, Winter variation | 191 | 40.3% | 63.6% | 0.13 MB |
A98 | Dutch, Ilyin-Genevsky variation with Qc2 | 218 | 30.3% | 58.3% | 0.14 MB |
A99 | Dutch, Ilyin-Genevsky variation with b3 | 399 | 39.1% | 60.9% | 0.27 MB |
B00 | Barnes defence | 14 | 42.9% | 78.6% | 0.01 MB |
B00 | Carr's defence | 4 | 50.0% | 50.0% | 0.00 MB |
B00 | Corn stalk defence | 6 | 33.3% | 33.3% | 0.00 MB |
B00 | Fred | 8 | 0.0% | 75.0% | 0.01 MB |
B00 | KP, Colorado counter | 12 | 41.7% | 70.8% | 0.01 MB |
B00 | KP, Nimzovich defence | 1081 | 32.7% | 58.7% | 0.70 MB |
B00 | KP, Nimzovich defence, Bogolyubov variation | 148 | 29.7% | 60.1% | 0.10 MB |
B00 | KP, Nimzovich defence, Marshall gambit | 6 | 16.7% | 25.0% | 0.01 MB |
B00 | King's pawn opening | 2743 | 34.5% | 57.0% | 1.73 MB |
B00 | Lemming defence | 12 | 33.3% | 58.3% | 0.01 MB |
B00 | Owen defence | 511 | 33.7% | 60.7% | 0.33 MB |
B00 | Reversed Grob (Borg/Basman defence/macho Grob) | 52 | 19.2% | 71.2% | 0.04 MB |
B00 | St. George (Baker) defence | 53 | 32.1% | 59.4% | 0.04 MB |
B01 | Scandinavian (centre counter) defence | 3862 | 39.8% | 57.7% | 2.39 MB |
B01 | Scandinavian defence | 1640 | 39.6% | 58.5% | 1.04 MB |
B01 | Scandinavian defence, Gruenfeld variation | 4 | 0.0% | 75.0% | 0.00 MB |
B01 | Scandinavian defence, Lasker variation | 146 | 33.6% | 65.4% | 0.09 MB |
B01 | Scandinavian gambit | 205 | 42.9% | 55.1% | 0.14 MB |
B01 | Scandinavian, Anderssen counter-attack orthodox attack | 1 | 0.0% | 100.0% | 0.00 MB |
B01 | Scandinavian, Anderssen counter-attack, Collijn variation | 1 | 0.0% | 100.0% | 0.00 MB |
B01 | Scandinavian, Icelandic gambit | 70 | 45.7% | 57.1% | 0.05 MB |
B01 | Scandinavian, Kiel variation | 7 | 28.6% | 85.7% | 0.01 MB |
B01 | Scandinavian, Marshall variation | 740 | 43.2% | 59.9% | 0.47 MB |
B01 | Scandinavian, Mieses-Kotrvc gambit | 13 | 53.8% | 50.0% | 0.01 MB |
B01 | Scandinavian, Pytel-Wade variation | 3509 | 43.1% | 58.1% | 2.12 MB |
B01 | Scandinavian, Richter variation | 12 | 16.7% | 66.7% | 0.01 MB |
B02 | Alekhine's defence | 810 | 34.3% | 54.7% | 0.52 MB |
B02 | Alekhine's defence, Brooklyn defence | 27 | 40.7% | 61.1% | 0.02 MB |
B02 | Alekhine's defence, Kmoch variation | 15 | 20.0% | 36.7% | 0.01 MB |
B02 | Alekhine's defence, Krejcik variation | 20 | 35.0% | 47.5% | 0.02 MB |
B02 | Alekhine's defence, Maroczy variation | 169 | 35.5% | 57.4% | 0.12 MB |
B02 | Alekhine's defence, Mokele Mbembe (Buecker) variation | 2 | 50.0% | 25.0% | 0.00 MB |
B02 | Alekhine's defence, Saemisch attack | 484 | 34.9% | 49.7% | 0.31 MB |
B02 | Alekhine's defence, Scandinavian variation | 530 | 37.5% | 55.6% | 0.35 MB |
B02 | Alekhine's defence, Spielmann variation | 24 | 29.2% | 47.9% | 0.02 MB |
B02 | Alekhine's defence, Steiner variation | 23 | 39.1% | 50.0% | 0.02 MB |
B02 | Alekhine's defence, Two pawns' (Lasker's) attack | 410 | 40.7% | 52.6% | 0.27 MB |
B02 | Alekhine's defence, Two pawns' attack, Mikenas variation | 2 | 0.0% | 0.0% | 0.00 MB |
B02 | Alekhine's defence, Welling variation | 10 | 20.0% | 50.0% | 0.01 MB |
B03 | Alekhine's defence | 199 | 38.2% | 59.3% | 0.13 MB |
B03 | Alekhine's defence, Balogh variation | 59 | 39.0% | 58.5% | 0.04 MB |
B03 | Alekhine's defence, exchange variation | 891 | 38.7% | 59.5% | 0.56 MB |
B03 | Alekhine's defence, exchange, Karpov variation | 16 | 62.5% | 56.3% | 0.01 MB |
B03 | Alekhine's defence, four pawns attack | 307 | 33.6% | 65.3% | 0.19 MB |
B03 | Alekhine's defence, four pawns attack, 6...Nc6 | 24 | 29.2% | 52.1% | 0.02 MB |
B03 | Alekhine's defence, four pawns attack, 7.Be3 | 176 | 33.5% | 70.2% | 0.11 MB |
B03 | Alekhine's defence, four pawns attack, Ilyin-Genevsky var. | 7 | 42.9% | 21.4% | 0.01 MB |
B03 | Alekhine's defence, four pawns attack, Planinc variation | 11 | 36.4% | 36.4% | 0.01 MB |
B03 | Alekhine's defence, four pawns attack, Trifunovic variation | 110 | 31.8% | 69.5% | 0.07 MB |
B03 | Alekhine's defence, four pawns attack, fianchetto variation | 153 | 33.3% | 60.5% | 0.09 MB |
B04 | Alekhine's defence, modern variation | 336 | 36.0% | 60.9% | 0.22 MB |
B04 | Alekhine's defence, modern, Keres variation | 93 | 39.8% | 67.2% | 0.07 MB |
B04 | Alekhine's defence, modern, Larsen variation | 1248 | 42.7% | 59.3% | 0.80 MB |
B04 | Alekhine's defence, modern, Schmid variation | 184 | 40.2% | 59.8% | 0.14 MB |
B04 | Alekhine's defence, modern, fianchetto variation | 959 | 38.0% | 57.7% | 0.62 MB |
B05 | Alekhine's defence, modern variation, 4...Bg4 | 818 | 32.6% | 64.6% | 0.54 MB |
B05 | Alekhine's defence, modern, Alekhine variation | 8 | 37.5% | 43.8% | 0.01 MB |
B05 | Alekhine's defence, modern, Flohr variation | 207 | 38.6% | 59.9% | 0.14 MB |
B05 | Alekhine's defence, modern, Panov variation | 29 | 41.4% | 48.3% | 0.02 MB |
B05 | Alekhine's defence, modern, Vitolins attack | 40 | 45.0% | 55.0% | 0.03 MB |
B06 | Norwegian defence | 6 | 66.7% | 50.0% | 0.00 MB |
B06 | Robatsch (modern) defence | 9646 | 35.6% | 56.4% | 5.78 MB |
B06 | Robatsch defence | 1113 | 36.1% | 58.8% | 0.70 MB |
B06 | Robatsch defence, Gurgenidze variation | 96 | 34.4% | 63.0% | 0.07 MB |
B06 | Robatsch defence, Pseudo-Austrian attack | 671 | 36.7% | 53.8% | 0.43 MB |
B06 | Robatsch defence, Two knights variation | 418 | 32.5% | 59.6% | 0.27 MB |
B06 | Robatsch defence, Two knights, Suttles variation | 1152 | 38.0% | 58.0% | 0.75 MB |
B06 | Robatsch defence, three pawns attack | 223 | 28.3% | 59.4% | 0.15 MB |
B07 | Pirc defence | 2658 | 36.0% | 56.5% | 1.62 MB |
B07 | Pirc, 150 attack | 310 | 38.1% | 61.6% | 0.20 MB |
B07 | Pirc, Byrne variation | 576 | 34.0% | 57.1% | 0.36 MB |
B07 | Pirc, Chinese variation | 6 | 50.0% | 41.7% | 0.01 MB |
B07 | Pirc, Holmov system | 77 | 39.0% | 53.2% | 0.05 MB |
B07 | Pirc, Sveshnikov system | 418 | 37.6% | 52.3% | 0.27 MB |
B07 | Pirc, Ufimtsev-Pytel variation | 725 | 34.8% | 58.1% | 0.48 MB |
B07 | Pirc, bayonet (Mariotti) attack | 55 | 41.8% | 53.6% | 0.04 MB |
B07 | Robatsch defence, Geller's system | 784 | 36.4% | 57.5% | 0.53 MB |
B08 | Pirc, classical (two knights) system | 977 | 38.0% | 58.9% | 0.64 MB |
B08 | Pirc, classical system, 5.Be2 | 3223 | 39.5% | 58.1% | 2.08 MB |
B08 | Pirc, classical, h3 system | 573 | 38.4% | 58.8% | 0.38 MB |
B09 | Pirc, Austrian attack | 243 | 37.9% | 60.1% | 0.17 MB |
B09 | Pirc, Austrian attack, 6.Bd3 | 1655 | 40.2% | 60.3% | 1.00 MB |
B09 | Pirc, Austrian attack, 6.Be3 | 418 | 32.8% | 57.1% | 0.26 MB |
B09 | Pirc, Austrian attack, 6.e5 | 144 | 38.9% | 56.9% | 0.10 MB |
B09 | Pirc, Austrian attack, Ljubojevic variation | 33 | 30.3% | 48.5% | 0.02 MB |
B09 | Pirc, Austrian attack, dragon formation | 973 | 40.0% | 58.2% | 0.58 MB |
B10 | Caro-Kann defence | 3280 | 35.6% | 52.6% | 2.03 MB |
B10 | Caro-Kann, Goldman (Spielmann) variation | 150 | 36.0% | 51.3% | 0.10 MB |
B10 | Caro-Kann, Hillbilly attack | 2 | 0.0% | 50.0% | 0.00 MB |
B10 | Caro-Kann, Two knights variation | 800 | 37.9% | 57.3% | 0.52 MB |
B10 | Caro-Kann, anti-Caro-Kann defence | 813 | 31.6% | 60.0% | 0.53 MB |
B10 | Caro-Kann, anti-anti-Caro-Kann defence | 1752 | 48.8% | 53.1% | 1.10 MB |
B10 | Caro-Kann, closed (Breyer) variation | 1466 | 38.2% | 53.1% | 0.95 MB |
B11 | Caro-Kann, Two knights, 3...Bg4 | 1443 | 40.1% | 55.2% | 0.90 MB |
B12 | Caro-Kann defence | 397 | 32.5% | 57.3% | 0.26 MB |
B12 | Caro-Kann, 3.Nd2 | 261 | 36.0% | 59.8% | 0.17 MB |
B12 | Caro-Kann, Edinburgh variation | 77 | 42.9% | 56.5% | 0.05 MB |
B12 | Caro-Kann, Tartakower (fantasy) variation | 1048 | 37.5% | 55.7% | 0.65 MB |
B12 | Caro-Kann, advance variation | 14400 | 38.2% | 56.4% | 8.37 MB |
B12 | Caro-Kann, advance, Short variation | 67 | 29.9% | 61.2% | 0.04 MB |
B12 | Caro-Masi defence | 1 | 100.0% | 50.0% | 0.00 MB |
B12 | de Bruycker defence | 25 | 8.0% | 56.0% | 0.02 MB |
B13 | Caro-Kann, Panov-Botvinnik attack | 1420 | 48.0% | 52.7% | 0.87 MB |
B13 | Caro-Kann, Panov-Botvinnik, Czerniak variation | 54 | 38.9% | 49.1% | 0.04 MB |
B13 | Caro-Kann, Panov-Botvinnik, Gunderam attack | 28 | 32.1% | 44.6% | 0.02 MB |
B13 | Caro-Kann, Panov-Botvinnik, Herzog defence | 23 | 34.8% | 52.2% | 0.02 MB |
B13 | Caro-Kann, Panov-Botvinnik, Reifir (Spielmann) variation | 7 | 42.9% | 64.3% | 0.01 MB |
B13 | Caro-Kann, Panov-Botvinnik, normal variation | 148 | 47.3% | 55.4% | 0.10 MB |
B13 | Caro-Kann, exchange variation | 1380 | 40.7% | 52.4% | 0.89 MB |
B13 | Caro-Kann, exchange, Rubinstein variation | 232 | 39.2% | 54.5% | 0.16 MB |
B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 2315 | 47.7% | 55.5% | 1.48 MB |
B14 | Caro-Kann, Panov-Botvinnik attack, 5...g6 | 439 | 52.2% | 52.5% | 0.29 MB |
B15 | Caro-Kann defence | 372 | 30.9% | 55.5% | 0.24 MB |
B15 | Caro-Kann, Alekhine gambit | 44 | 36.4% | 45.5% | 0.03 MB |
B15 | Caro-Kann, Forgacs variation | 302 | 45.0% | 56.6% | 0.20 MB |
B15 | Caro-Kann, Gurgenidze counter-attack | 8 | 50.0% | 62.5% | 0.01 MB |
B15 | Caro-Kann, Gurgenidze system | 472 | 37.3% | 58.1% | 0.32 MB |
B15 | Caro-Kann, Rasa-Studier gambit | 18 | 22.2% | 27.8% | 0.02 MB |
B15 | Caro-Kann, Tartakower (Nimzovich) variation | 580 | 42.6% | 56.3% | 0.39 MB |
B16 | Caro-Kann, Bronstein-Larsen variation | 644 | 33.1% | 60.6% | 0.42 MB |
B17 | Caro-Kann, Steinitz variation | 4647 | 43.7% | 53.6% | 2.86 MB |
B18 | Caro-Kann, classical variation | 2174 | 45.8% | 54.6% | 1.35 MB |
B18 | Caro-Kann, classical, 6.h4 | 752 | 42.7% | 54.6% | 0.47 MB |
B18 | Caro-Kann, classical, Flohr variation | 148 | 52.0% | 55.7% | 0.10 MB |
B18 | Caro-Kann, classical, Maroczy attack | 12 | 16.7% | 41.7% | 0.01 MB |
B19 | Caro-Kann, classical, 7...Nd7 | 431 | 49.4% | 52.6% | 0.27 MB |
B19 | Caro-Kann, classical, Spassky variation | 2909 | 40.5% | 56.5% | 1.71 MB |
B20 | Sicilian defence | 3684 | 34.1% | 50.3% | 2.29 MB |
B20 | Sicilian, Gloria variation | 14 | 21.4% | 46.4% | 0.01 MB |
B20 | Sicilian, Keres variation (2.Ne2) | 1322 | 38.8% | 52.1% | 0.82 MB |
B20 | Sicilian, Steinitz variation | 642 | 38.5% | 51.0% | 0.43 MB |
B20 | Sicilian, wing gambit | 103 | 33.0% | 44.7% | 0.07 MB |
B20 | Sicilian, wing gambit, Carlsbad variation | 34 | 44.1% | 48.5% | 0.02 MB |
B20 | Sicilian, wing gambit, Marienbad variation | 1 | 0.0% | 0.0% | 0.00 MB |
B20 | Sicilian, wing gambit, Marshall variation | 96 | 28.1% | 56.8% | 0.06 MB |
B21 | Sicilian, Andreaschek gambit | 19 | 47.4% | 55.3% | 0.01 MB |
B21 | Sicilian, Grand Prix attack | 2019 | 34.7% | 52.4% | 1.25 MB |
B21 | Sicilian, Smith-Morra gambit | 1066 | 40.3% | 47.8% | 0.67 MB |
B22 | Sicilian, 2.c3, Heidenfeld variation | 62 | 25.8% | 45.2% | 0.04 MB |
B22 | Sicilian, Alapin's variation (2.c3) | 8550 | 43.5% | 54.6% | 5.28 MB |
B23 | Sicilian, Grand Prix attack | 1035 | 37.0% | 49.3% | 0.64 MB |
B23 | Sicilian, Grand Prix attack, Schofman variation | 160 | 41.9% | 52.2% | 0.10 MB |
B23 | Sicilian, chameleon variation | 1005 | 35.7% | 57.0% | 0.63 MB |
B23 | Sicilian, closed | 5195 | 37.3% | 51.7% | 3.15 MB |
B23 | Sicilian, closed, 2...Nc6 | 2761 | 39.8% | 52.7% | 1.73 MB |
B23 | Sicilian, closed, Korchnoi variation | 256 | 47.7% | 50.4% | 0.18 MB |
B24 | Sicilian, closed | 686 | 36.7% | 51.0% | 0.44 MB |
B24 | Sicilian, closed, Smyslov variation | 27 | 29.6% | 59.3% | 0.02 MB |
B25 | Sicilian, closed | 386 | 35.2% | 50.3% | 0.26 MB |
B25 | Sicilian, closed, 6.Ne2 e5 (Botvinnik) | 82 | 31.7% | 50.0% | 0.06 MB |
B25 | Sicilian, closed, 6.f4 | 560 | 39.1% | 49.4% | 0.37 MB |
B25 | Sicilian, closed, 6.f4 e5 (Botvinnik) | 46 | 45.7% | 59.8% | 0.04 MB |
B26 | Sicilian, closed, 6.Be3 | 835 | 33.7% | 49.9% | 0.53 MB |
B27 | Sicilian defence | 55 | 34.5% | 62.7% | 0.04 MB |
B27 | Sicilian, Acton extension | 4 | 25.0% | 87.5% | 0.00 MB |
B27 | Sicilian, Hungarian variation | 3947 | 39.8% | 57.7% | 2.55 MB |
B27 | Sicilian, Katalimov variation | 218 | 40.8% | 58.5% | 0.15 MB |
B27 | Sicilian, Quinteros variation | 82 | 35.4% | 61.6% | 0.06 MB |
B27 | Sicilian, Stiletto (Althouse) variation | 4 | 50.0% | 25.0% | 0.00 MB |
B28 | Sicilian, O'Kelly variation | 1022 | 36.9% | 58.3% | 0.65 MB |
B29 | Sicilian, Nimzovich-Rubinstein variation | 1250 | 39.9% | 58.4% | 0.78 MB |
B29 | Sicilian, Nimzovich-Rubinstein; Rubinstein counter-gambit | 72 | 59.7% | 53.5% | 0.05 MB |
B30 | Sicilian defence | 4129 | 40.7% | 54.4% | 2.59 MB |
B30 | Sicilian, Nimzovich-Rossolimo attack (without ...d6) | 6580 | 38.5% | 56.5% | 4.01 MB |
B31 | Sicilian, Nimzovich-Rossolimo attack (with ...g6, without ...d6) | 4577 | 41.6% | 56.3% | 2.78 MB |
B31 | Sicilian, Nimzovich-Rossolimo attack, Gurgenidze variation | 45 | 48.9% | 48.9% | 0.03 MB |
B32 | Sicilian defence | 1246 | 38.9% | 55.4% | 0.79 MB |
B32 | Sicilian, Flohr variation | 351 | 37.0% | 58.4% | 0.23 MB |
B32 | Sicilian, Labourdonnais-Loewenthal (Kalashnikov) variation | 1707 | 41.0% | 57.1% | 1.07 MB |
B32 | Sicilian, Labourdonnais-Loewenthal variation | 402 | 38.8% | 57.0% | 0.26 MB |
B32 | Sicilian, Nimzovich variation | 37 | 43.2% | 54.1% | 0.02 MB |
B33 | Sicilian defence | 643 | 39.7% | 55.3% | 0.41 MB |
B33 | Sicilian, Pelikan (Lasker/Sveshnikov) variation | 1420 | 35.6% | 55.5% | 0.85 MB |
B33 | Sicilian, Pelikan, Bird variation | 273 | 36.3% | 64.7% | 0.18 MB |
B33 | Sicilian, Pelikan, Chelyabinsk variation | 2488 | 37.3% | 57.7% | 1.47 MB |
B33 | Sicilian, Sveshnikov variation | 1668 | 40.3% | 50.8% | 0.96 MB |
B34 | Sicilian, accelerated fianchetto, exchange variation | 38 | 39.5% | 48.7% | 0.03 MB |
B34 | Sicilian, accelerated fianchetto, modern variation | 621 | 39.0% | 53.3% | 0.41 MB |
B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 2543 | 43.5% | 53.8% | 1.59 MB |
B36 | Sicilian, accelerated fianchetto, Gurgenidze variation | 365 | 48.8% | 60.5% | 0.25 MB |
B36 | Sicilian, accelerated fianchetto, Maroczy bind | 1205 | 45.4% | 58.4% | 0.80 MB |
B37 | Sicilian, accelerated fianchetto, Maroczy bind, 5...Bg7 | 223 | 43.0% | 55.6% | 0.15 MB |
B37 | Sicilian, accelerated fianchetto, Simagin variation | 2 | 100.0% | 50.0% | 0.00 MB |
B38 | Sicilian, accelerated fianchetto, Maroczy bind, 6.Be3 | 1253 | 42.9% | 58.2% | 0.82 MB |
B39 | Sicilian, accelerated fianchetto, Breyer variation | 723 | 41.6% | 58.3% | 0.48 MB |
B40 | Sicilian defence | 8125 | 39.0% | 54.0% | 5.03 MB |
B40 | Sicilian, Anderssen variation | 1077 | 40.5% | 57.1% | 0.70 MB |
B40 | Sicilian, Marshall variation | 8 | 25.0% | 75.0% | 0.01 MB |
B40 | Sicilian, Pin variation (Sicilian counter-attack) | 38 | 34.2% | 64.5% | 0.03 MB |
B40 | Sicilian, Pin, Jaffe variation | 4 | 0.0% | 100.0% | 0.00 MB |
B40 | Sicilian, Pin, Koch variation | 85 | 23.5% | 76.5% | 0.06 MB |
B41 | Sicilian, Kan variation | 270 | 42.2% | 54.4% | 0.18 MB |
B41 | Sicilian, Kan, Maroczy bind (Reti variation) | 714 | 37.7% | 58.8% | 0.46 MB |
B41 | Sicilian, Kan, Maroczy bind - Bronstein variation | 35 | 40.0% | 37.1% | 0.02 MB |
B42 | Sicilian, Kan, 5.Bd3 | 2549 | 39.2% | 58.1% | 1.62 MB |
B42 | Sicilian, Kan, Gipslis variation | 88 | 38.6% | 63.6% | 0.07 MB |
B42 | Sicilian, Kan, Polugaievsky variation | 1901 | 38.2% | 55.0% | 1.19 MB |
B42 | Sicilian, Kan, Swiss cheese variation | 340 | 35.9% | 61.2% | 0.23 MB |
B43 | Sicilian, Kan, 5.Nc3 | 4173 | 39.3% | 56.2% | 2.52 MB |
B44 | Sicilian defence | 412 | 43.0% | 53.0% | 0.27 MB |
B44 | Sicilian, Szen (`anti-Taimanov') variation | 1046 | 42.8% | 53.0% | 0.70 MB |
B44 | Sicilian, Szen variation, Dely-Kasparov gambit | 33 | 57.6% | 62.1% | 0.02 MB |
B44 | Sicilian, Szen, hedgehog variation | 252 | 41.3% | 50.8% | 0.17 MB |
B45 | Sicilian, Taimanov variation | 2455 | 38.5% | 56.8% | 1.47 MB |
B45 | Sicilian, Taimanov, American attack | 19 | 42.1% | 42.1% | 0.01 MB |
B46 | Sicilian, Taimanov variation | 3960 | 39.1% | 55.8% | 2.43 MB |
B47 | Sicilian, Taimanov (Bastrikov) variation | 4643 | 42.1% | 54.4% | 2.85 MB |
B48 | Sicilian, Taimanov variation | 4132 | 37.9% | 56.4% | 2.46 MB |
B49 | Sicilian, Taimanov variation | 816 | 44.1% | 57.5% | 0.56 MB |
B50 | Sicilian | 6918 | 40.0% | 52.6% | 4.35 MB |
B50 | Sicilian, wing gambit deferred | 35 | 34.3% | 42.9% | 0.03 MB |
B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 2851 | 40.0% | 55.1% | 1.80 MB |
B52 | Sicilian, Canal-Sokolsky attack, 3...Bd7 | 2614 | 42.4% | 50.7% | 1.63 MB |
B52 | Sicilian, Canal-Sokolsky attack, Bronstein gambit | 220 | 40.9% | 58.2% | 0.14 MB |
B52 | Sicilian, Canal-Sokolsky attack, Sokolsky variation | 1190 | 45.1% | 55.5% | 0.73 MB |
B53 | Sicilian, Chekhover variation | 2278 | 42.1% | 52.0% | 1.46 MB |
B53 | Sicilian, Chekhover, Zaitsev variation | 104 | 32.7% | 59.6% | 0.07 MB |
B54 | Sicilian | 1448 | 37.9% | 55.1% | 0.94 MB |
B54 | Sicilian, Prins (Moscow) variation | 858 | 38.7% | 54.9% | 0.56 MB |
B55 | Sicilian, Prins variation, Venice attack | 103 | 39.8% | 51.0% | 0.06 MB |
B56 | Sicilian | 2293 | 39.3% | 53.2% | 1.44 MB |
B56 | Sicilian, Venice attack | 85 | 37.6% | 58.8% | 0.06 MB |
B57 | Sicilian, Magnus Smith trap | 11 | 45.5% | 40.9% | 0.01 MB |
B57 | Sicilian, Sozin, Benko variation | 1470 | 39.4% | 51.7% | 0.98 MB |
B57 | Sicilian, Sozin, not Scheveningen | 321 | 41.4% | 55.6% | 0.22 MB |
B58 | Sicilian, Boleslavsky variation | 512 | 37.5% | 48.4% | 0.33 MB |
B58 | Sicilian, Boleslavsky, Louma variation | 54 | 35.2% | 54.6% | 0.04 MB |
B58 | Sicilian, classical | 257 | 42.8% | 49.0% | 0.18 MB |
B59 | Sicilian, Boleslavsky variation, 7.Nb3 | 210 | 48.6% | 52.9% | 0.15 MB |
B60 | Sicilian, Richter-Rauzer | 969 | 36.0% | 58.5% | 0.61 MB |
B60 | Sicilian, Richter-Rauzer, Bondarevsky variation | 45 | 46.7% | 65.6% | 0.03 MB |
B60 | Sicilian, Richter-Rauzer, Larsen variation | 188 | 30.9% | 61.2% | 0.12 MB |
B61 | Sicilian, Richter-Rauzer, Larsen variation, 7.Qd2 | 694 | 36.7% | 62.0% | 0.43 MB |
B62 | Sicilian, Richter-Rauzer, 6...e6 | 66 | 42.4% | 59.1% | 0.06 MB |
B62 | Sicilian, Richter-Rauzer, Keres variation | 120 | 31.7% | 49.2% | 0.08 MB |
B62 | Sicilian, Richter-Rauzer, Margate (Alekhine) variation | 116 | 38.8% | 49.6% | 0.08 MB |
B62 | Sicilian, Richter-Rauzer, Podvebrady variation | 24 | 45.8% | 35.4% | 0.02 MB |
B62 | Sicilian, Richter-Rauzer, Richter attack | 7 | 14.3% | 50.0% | 0.01 MB |
B63 | Sicilian, Richter-Rauzer, Rauzer attack | 178 | 37.6% | 57.0% | 0.12 MB |
B63 | Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 | 1413 | 38.4% | 56.8% | 0.85 MB |
B64 | Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9.f4 | 350 | 38.6% | 57.6% | 0.22 MB |
B64 | Sicilian, Richter-Rauzer, Rauzer attack, Geller variation | 12 | 41.7% | 62.5% | 0.01 MB |
B65 | Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9...Nxd4 | 652 | 41.9% | 55.4% | 0.39 MB |
B66 | Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 | 6125 | 34.0% | 51.8% | 3.53 MB |
B67 | Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7 | 3280 | 34.1% | 55.6% | 1.93 MB |
B68 | Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defence, 9...Be7 | 162 | 34.6% | 56.2% | 0.11 MB |
B69 | Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defence, 11.Bxf6 | 141 | 28.4% | 58.9% | 0.09 MB |
B70 | Sicilian, dragon variation | 1082 | 43.8% | 52.2% | 0.70 MB |
B71 | Sicilian, dragon, Levenfish variation | 445 | 36.6% | 52.7% | 0.27 MB |
B71 | Sicilian, dragon, Levenfish; Flohr variation | 52 | 40.4% | 58.7% | 0.04 MB |
B72 | Sicilian, dragon, 6.Be3 | 227 | 33.5% | 51.5% | 0.14 MB |
B72 | Sicilian, dragon, classical attack | 168 | 42.9% | 55.4% | 0.12 MB |
B72 | Sicilian, dragon, classical, Amsterdam variation | 65 | 29.2% | 48.5% | 0.05 MB |
B72 | Sicilian, dragon, classical, Grigoriev variation | 57 | 47.4% | 50.0% | 0.04 MB |
B72 | Sicilian, dragon, classical, Nottingham variation | 55 | 43.6% | 54.5% | 0.04 MB |
B73 | Sicilian, dragon, classical, 8.O-O | 469 | 47.5% | 53.6% | 0.32 MB |
B73 | Sicilian, dragon, classical, Richter variation | 183 | 49.7% | 57.7% | 0.13 MB |
B73 | Sicilian, dragon, classical, Zollner gambit | 12 | 33.3% | 41.7% | 0.01 MB |
B74 | Sicilian, dragon, classical, 9.Nb3 | 558 | 49.1% | 49.1% | 0.38 MB |
B74 | Sicilian, dragon, classical, Alekhine variation | 29 | 51.7% | 63.8% | 0.02 MB |
B74 | Sicilian, dragon, classical, Reti-Tartakower variation | 102 | 45.1% | 53.9% | 0.07 MB |
B74 | Sicilian, dragon, classical, Spielmann variation | 10 | 30.0% | 55.0% | 0.01 MB |
B75 | Sicilian, dragon, Yugoslav attack | 515 | 32.4% | 57.8% | 0.31 MB |
B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 426 | 35.4% | 54.3% | 0.27 MB |
B76 | Sicilian, dragon, Yugoslav attack, Rauser variation | 1168 | 34.2% | 62.8% | 0.67 MB |
B77 | Sicilian, dragon, Yugoslav attack, 9...Bd7 | 268 | 38.8% | 56.7% | 0.16 MB |
B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 156 | 37.2% | 55.1% | 0.11 MB |
B77 | Sicilian, dragon, Yugoslav attack, Byrne variation | 18 | 44.4% | 66.7% | 0.01 MB |
B78 | Sicilian, dragon, Yugoslav attack, 10.O-O-O | 514 | 29.2% | 56.6% | 0.30 MB |
B79 | Sicilian, dragon, Yugoslav attack, 12.h4 | 16 | 25.0% | 62.5% | 0.01 MB |
B80 | Sicilian, Scheveningen variation | 1445 | 32.0% | 54.3% | 0.89 MB |
B80 | Sicilian, Scheveningen, English variation | 219 | 34.2% | 55.0% | 0.14 MB |
B80 | Sicilian, Scheveningen, Vitolins variation | 56 | 44.6% | 50.9% | 0.04 MB |
B80 | Sicilian, Scheveningen, fianchetto variation | 253 | 30.4% | 51.6% | 0.18 MB |
B81 | Sicilian, Scheveningen, Keres attack | 2556 | 34.5% | 60.2% | 1.46 MB |
B82 | Sicilian, Scheveningen, 6.f4 | 628 | 36.3% | 56.7% | 0.40 MB |
B82 | Sicilian, Scheveningen, Tal variation | 158 | 34.2% | 64.6% | 0.09 MB |
B83 | Sicilian, Scheveningen, 6.Be2 | 621 | 41.2% | 52.8% | 0.42 MB |
B83 | Sicilian, modern Scheveningen | 574 | 43.7% | 50.4% | 0.40 MB |
B83 | Sicilian, modern Scheveningen, main line | 600 | 45.0% | 53.0% | 0.40 MB |
B83 | Sicilian, modern Scheveningen, main line with Nb3 | 107 | 36.4% | 55.6% | 0.07 MB |
B84 | Sicilian, Scheveningen (Paulsen), classical variation | 4353 | 39.9% | 52.4% | 2.69 MB |
B84 | Sicilian, Scheveningen, classical, Nd7 system | 129 | 33.3% | 50.8% | 0.08 MB |
B85 | Sicilian, Scheveningen, classical | 152 | 40.1% | 50.3% | 0.11 MB |
B85 | Sicilian, Scheveningen, classical main line | 407 | 46.2% | 56.8% | 0.27 MB |
B85 | Sicilian, Scheveningen, classical variation with ...Qc7 and ...Nc6 | 4 | 50.0% | 50.0% | 0.00 MB |
B85 | Sicilian, Scheveningen, classical, Maroczy system | 26 | 34.6% | 55.8% | 0.02 MB |
B86 | Sicilian, Sozin attack | 300 | 44.3% | 53.2% | 0.20 MB |
B87 | Sicilian, Sozin with ...a6 and ...b5 | 926 | 37.3% | 49.6% | 0.60 MB |
B88 | Sicilian, Sozin, Fischer variation | 16 | 50.0% | 50.0% | 0.01 MB |
B88 | Sicilian, Sozin, Leonhardt variation | 725 | 39.3% | 55.1% | 0.46 MB |
B89 | Sicilian, Sozin, 7.Be3 | 1162 | 37.7% | 51.5% | 0.72 MB |
B89 | Sicilian, Velimirovic attack | 858 | 34.3% | 51.9% | 0.54 MB |
B90 | Sicilian, Najdorf | 4157 | 37.3% | 54.0% | 2.45 MB |
B90 | Sicilian, Najdorf, Adams attack | 2151 | 40.4% | 53.6% | 1.24 MB |
B90 | Sicilian, Najdorf, Byrne (English) attack | 23304 | 36.2% | 53.3% | 13.23 MB |
B90 | Sicilian, Najdorf, Lipnitzky attack | 1459 | 37.5% | 50.3% | 0.88 MB |
B91 | Sicilian, Najdorf, Zagreb (fianchetto) variation | 1301 | 41.5% | 54.0% | 0.80 MB |
B92 | Sicilian, Najdorf, Opovcensky variation | 6449 | 41.6% | 53.4% | 3.99 MB |
B93 | Sicilian, Najdorf, 6.f4 | 2055 | 40.3% | 51.1% | 1.24 MB |
B94 | Sicilian, Najdorf, 6.Bg5 | 1360 | 38.6% | 53.1% | 0.83 MB |
B95 | Sicilian, Najdorf, 6...e6 | 1586 | 38.7% | 50.2% | 0.95 MB |
B96 | Sicilian, Najdorf, 7.f4 | 1821 | 36.9% | 51.9% | 1.03 MB |
B96 | Sicilian, Najdorf, Polugayevsky variation | 129 | 39.5% | 54.7% | 0.08 MB |
B96 | Sicilian, Najdorf, Polugayevsky, Simagin variation | 42 | 19.0% | 52.4% | 0.03 MB |
B97 | Sicilian, Najdorf, 7...Qb6 | 1910 | 34.9% | 47.4% | 1.13 MB |
B97 | Sicilian, Najdorf, Poisoned pawn variation | 1309 | 46.3% | 50.6% | 0.66 MB |
B98 | Sicilian, Najdorf variation | 371 | 29.4% | 57.5% | 0.23 MB |
B98 | Sicilian, Najdorf, 7...Be7 | 152 | 34.9% | 55.6% | 0.10 MB |
B98 | Sicilian, Najdorf, Browne variation | 56 | 30.4% | 63.4% | 0.04 MB |
B98 | Sicilian, Najdorf, Goteborg (Argentine) variation | 23 | 47.8% | 50.0% | 0.02 MB |
B99 | Sicilian, Najdorf, 7...Be7 main line | 682 | 30.2% | 53.7% | 0.37 MB |
C00 | French defence | 1110 | 30.4% | 56.2% | 0.71 MB |
C00 | French defence, Steiner variation | 1002 | 42.7% | 51.6% | 0.65 MB |
C00 | French, Alapin variation | 18 | 27.8% | 58.3% | 0.02 MB |
C00 | French, Chigorin variation | 1345 | 31.8% | 50.3% | 0.85 MB |
C00 | French, King's Indian attack | 3000 | 36.1% | 51.7% | 1.93 MB |
C00 | French, Labourdonnais variation | 306 | 29.4% | 45.1% | 0.20 MB |
C00 | French, Pelikan variation | 76 | 39.5% | 51.3% | 0.06 MB |
C00 | French, Reti (Spielmann) variation | 256 | 35.5% | 51.4% | 0.16 MB |
C00 | French, Reversed Philidor formation | 17 | 23.5% | 64.7% | 0.02 MB |
C00 | French, Schlechter variation | 254 | 41.7% | 52.4% | 0.18 MB |
C00 | French, Steinitz attack | 33 | 30.3% | 45.5% | 0.03 MB |
C00 | French, Two knights variation | 365 | 35.6% | 53.2% | 0.24 MB |
C00 | French, Wing gambit | 68 | 41.2% | 60.3% | 0.04 MB |
C00 | Lengfellner system | 25 | 24.0% | 60.0% | 0.02 MB |
C00 | St. George defence | 209 | 46.4% | 59.1% | 0.15 MB |
C01 | French, exchange variation | 2139 | 44.3% | 53.4% | 1.35 MB |
C01 | French, exchange, Bogolyubov variation | 10 | 50.0% | 45.0% | 0.01 MB |
C01 | French, exchange, Svenonius variation | 87 | 36.8% | 51.7% | 0.06 MB |
C02 | French, advance variation | 1719 | 32.1% | 56.5% | 1.07 MB |
C02 | French, advance, Euwe variation | 1827 | 36.5% | 55.4% | 1.13 MB |
C02 | French, advance, Milner-Barry gambit | 144 | 36.8% | 49.0% | 0.10 MB |
C02 | French, advance, Nimzovich system | 151 | 28.5% | 50.7% | 0.10 MB |
C02 | French, advance, Nimzovich variation | 18 | 27.8% | 47.2% | 0.01 MB |
C02 | French, advance, Paulsen attack | 2239 | 33.9% | 55.0% | 1.37 MB |
C02 | French, advance, Steinitz variation | 687 | 40.5% | 57.6% | 0.42 MB |
C02 | French, advance, Wade variation | 425 | 39.3% | 58.5% | 0.27 MB |
C03 | French, Tarrasch | 3268 | 43.5% | 57.0% | 2.03 MB |
C03 | French, Tarrasch, Guimard variation | 157 | 31.2% | 62.1% | 0.11 MB |
C03 | French, Tarrasch, Haberditz variation | 6 | 16.7% | 75.0% | 0.00 MB |
C04 | French, Tarrasch, Guimard main line | 591 | 29.3% | 60.8% | 0.39 MB |
C05 | French, Tarrasch, Botvinnik variation | 114 | 35.1% | 65.8% | 0.08 MB |
C05 | French, Tarrasch, closed variation | 1552 | 31.2% | 60.6% | 0.93 MB |
C06 | French, Tarrasch, Leningrad variation | 19 | 21.1% | 84.2% | 0.02 MB |
C06 | French, Tarrasch, closed variation, main line | 1171 | 38.9% | 59.8% | 0.73 MB |
C07 | French, Tarrasch, Eliskases variation | 174 | 48.3% | 54.0% | 0.12 MB |
C07 | French, Tarrasch, open variation | 4684 | 47.7% | 54.2% | 2.87 MB |
C08 | French, Tarrasch, open, 4.ed ed | 1694 | 51.7% | 54.6% | 1.06 MB |
C09 | French, Tarrasch, open variation, main line | 1336 | 51.9% | 56.7% | 0.88 MB |
C10 | French, Fort Knox variation | 783 | 40.7% | 57.3% | 0.50 MB |
C10 | French, Frere (Becker) variation | 32 | 37.5% | 62.5% | 0.02 MB |
C10 | French, Marshall variation | 2 | 50.0% | 25.0% | 0.00 MB |
C10 | French, Paulsen variation | 1111 | 30.5% | 60.3% | 0.70 MB |
C10 | French, Rubinstein variation | 3176 | 48.6% | 55.8% | 1.90 MB |
C10 | French, Rubinstein, Capablanca line | 10 | 60.0% | 50.0% | 0.01 MB |
C11 | French defence | 271 | 45.0% | 54.2% | 0.19 MB |
C11 | French, Burn variation | 6182 | 45.6% | 53.0% | 3.60 MB |
C11 | French, Henneberger variation | 15 | 33.3% | 50.0% | 0.01 MB |
C11 | French, Steinitz variation | 1350 | 37.7% | 54.7% | 0.83 MB |
C11 | French, Steinitz, Boleslavsky variation | 4525 | 36.2% | 57.1% | 2.50 MB |
C11 | French, Steinitz, Bradford attack | 3 | 33.3% | 50.0% | 0.00 MB |
C11 | French, Steinitz, Gledhill attack | 146 | 34.2% | 52.7% | 0.09 MB |
C11 | French, Swiss variation | 60 | 45.0% | 54.2% | 0.04 MB |
C12 | French, MacCutcheon variation | 179 | 41.9% | 45.0% | 0.13 MB |
C12 | French, MacCutcheon, Bernstein variation | 31 | 25.8% | 58.1% | 0.02 MB |
C12 | French, MacCutcheon, Bogolyubov variation | 1 | 100.0% | 50.0% | 0.00 MB |
C12 | French, MacCutcheon, Chigorin variation | 97 | 42.3% | 49.0% | 0.06 MB |
C12 | French, MacCutcheon, Dr. Olland (Dutch) variation | 137 | 41.6% | 60.2% | 0.09 MB |
C12 | French, MacCutcheon, Duras variation | 4 | 25.0% | 62.5% | 0.00 MB |
C12 | French, MacCutcheon, Grigoriev variation | 33 | 60.6% | 54.5% | 0.02 MB |
C12 | French, MacCutcheon, Janowski variation | 161 | 37.3% | 58.4% | 0.09 MB |
C12 | French, MacCutcheon, Lasker variation | 243 | 28.8% | 60.9% | 0.17 MB |
C12 | French, MacCutcheon, Lasker variation, 8...g6 | 434 | 36.6% | 59.3% | 0.26 MB |
C12 | French, MacCutcheon, Tartakower variation | 2 | 0.0% | 100.0% | 0.00 MB |
C12 | French, MacCutcheon, advance variation | 15 | 26.7% | 20.0% | 0.01 MB |
C13 | French, Albin-Alekhine-Chatard attack | 389 | 31.1% | 55.7% | 0.23 MB |
C13 | French, Albin-Alekhine-Chatard attack, Breyer variation | 102 | 39.2% | 62.7% | 0.07 MB |
C13 | French, Albin-Alekhine-Chatard attack, Maroczy variation | 20 | 20.0% | 65.0% | 0.01 MB |
C13 | French, Albin-Alekhine-Chatard attack, Spielmann variation | 69 | 37.7% | 66.7% | 0.04 MB |
C13 | French, Albin-Alekhine-Chatard attack, Teichmann variation | 3 | 66.7% | 66.7% | 0.00 MB |
C13 | French, classical | 35 | 45.7% | 45.7% | 0.03 MB |
C13 | French, classical, Anderssen variation | 24 | 33.3% | 41.7% | 0.02 MB |
C13 | French, classical, Anderssen-Richter variation | 16 | 25.0% | 50.0% | 0.01 MB |
C13 | French, classical, Frankfurt variation | 8 | 37.5% | 81.3% | 0.01 MB |
C13 | French, classical, Tartakower variation | 35 | 31.4% | 55.7% | 0.02 MB |
C13 | French, classical, Vistaneckis (Nimzovich) variation | 13 | 7.7% | 57.7% | 0.01 MB |
C14 | French, classical variation | 14 | 14.3% | 42.9% | 0.01 MB |
C14 | French, classical, Alapin variation | 130 | 46.2% | 53.1% | 0.09 MB |
C14 | French, classical, Pollock variation | 17 | 29.4% | 44.1% | 0.01 MB |
C14 | French, classical, Rubinstein variation | 48 | 37.5% | 62.5% | 0.03 MB |
C14 | French, classical, Stahlberg variation | 6 | 50.0% | 58.3% | 0.00 MB |
C14 | French, classical, Steinitz variation | 897 | 36.6% | 58.8% | 0.52 MB |
C14 | French, classical, Tarrasch variation | 24 | 25.0% | 58.3% | 0.02 MB |
C15 | French, Winawer (Nimzovich) variation | 1313 | 41.2% | 54.8% | 0.83 MB |
C15 | French, Winawer, Alekhine (Maroczy) gambit | 320 | 40.6% | 55.9% | 0.22 MB |
C15 | French, Winawer, Alekhine gambit | 16 | 37.5% | 56.3% | 0.01 MB |
C15 | French, Winawer, Alekhine gambit, Kan variation | 70 | 42.9% | 52.9% | 0.05 MB |
C15 | French, Winawer, Kondratiyev variation | 18 | 55.6% | 61.1% | 0.01 MB |
C15 | French, Winawer, fingerslip variation | 66 | 34.8% | 46.2% | 0.05 MB |
C16 | French, Winawer, Petrosian variation | 290 | 32.4% | 55.5% | 0.19 MB |
C16 | French, Winawer, advance variation | 1201 | 33.0% | 56.8% | 0.76 MB |
C17 | French, Winawer, advance variation | 119 | 38.7% | 58.0% | 0.08 MB |
C17 | French, Winawer, advance, 5.a3 | 576 | 36.5% | 63.5% | 0.34 MB |
C17 | French, Winawer, advance, Bogolyubov variation | 432 | 38.7% | 52.2% | 0.29 MB |
C17 | French, Winawer, advance, Rauzer variation | 22 | 36.4% | 63.6% | 0.02 MB |
C17 | French, Winawer, advance, Russian variation | 75 | 44.0% | 51.3% | 0.05 MB |
C18 | French, Winawer, advance variation | 694 | 27.2% | 62.6% | 0.44 MB |
C18 | French, Winawer, classical variation | 452 | 31.2% | 58.7% | 0.29 MB |
C19 | French, Winawer, advance, 6...Ne7 | 496 | 34.9% | 60.8% | 0.30 MB |
C19 | French, Winawer, advance, Smyslov variation | 221 | 28.1% | 64.7% | 0.14 MB |
C19 | French, Winawer, advance, poisoned pawn variation | 2969 | 33.8% | 61.6% | 1.83 MB |
C19 | French, Winawer, advance, poisoned pawn, Euwe-Gligoric variation | 3 | 0.0% | 33.3% | 0.00 MB |
C19 | French, Winawer, advance, poisoned pawn, Konstantinopolsky variation | 865 | 32.4% | 62.8% | 0.45 MB |
C19 | French, Winawer, advance, positional main line | 1292 | 30.9% | 58.6% | 0.81 MB |
C20 | Alapin's opening | 62 | 33.9% | 57.3% | 0.04 MB |
C20 | KP, Indian opening | 142 | 37.3% | 47.5% | 0.10 MB |
C20 | KP, King's head opening | 2 | 50.0% | 25.0% | 0.00 MB |
C20 | KP, Lopez opening | 20 | 40.0% | 35.0% | 0.01 MB |
C20 | KP, Mengarini's opening | 22 | 40.9% | 29.5% | 0.02 MB |
C20 | KP, Napoleon's opening | 44 | 38.6% | 60.2% | 0.03 MB |
C20 | KP, Patzer opening | 138 | 27.5% | 41.3% | 0.09 MB |
C20 | King's pawn game | 116 | 36.2% | 50.9% | 0.08 MB |
C21 | Centre game | 363 | 39.7% | 55.9% | 0.24 MB |
C21 | Danish gambit | 296 | 37.2% | 49.3% | 0.19 MB |
C21 | Danish gambit, Collijn defence | 5 | 60.0% | 50.0% | 0.01 MB |
C21 | Danish gambit, Schlechter defence | 17 | 23.5% | 47.1% | 0.01 MB |
C21 | Danish gambit, Soerensen defence | 217 | 41.5% | 51.2% | 0.14 MB |
C21 | Halasz gambit | 22 | 31.8% | 43.2% | 0.02 MB |
C22 | Centre game | 457 | 37.2% | 46.0% | 0.29 MB |
C22 | Centre game, Berger variation | 446 | 38.8% | 51.9% | 0.29 MB |
C22 | Centre game, Charousek variation | 8 | 62.5% | 56.3% | 0.01 MB |
C22 | Centre game, Hall variation | 29 | 37.9% | 36.2% | 0.02 MB |
C22 | Centre game, Paulsen attack | 441 | 38.1% | 53.5% | 0.28 MB |
C22 | Centre game, l'Hermet variation | 8 | 0.0% | 37.5% | 0.01 MB |
C23 | Bishop's opening | 354 | 33.1% | 53.5% | 0.24 MB |
C23 | Bishop's opening, Calabrese counter-gambit, Jaenisch variation | 3 | 0.0% | 100.0% | 0.00 MB |
C23 | Bishop's opening, Classical variation | 113 | 40.7% | 52.2% | 0.08 MB |
C23 | Bishop's opening, Lewis gambit | 4 | 0.0% | 75.0% | 0.00 MB |
C23 | Bishop's opening, Lisitsyn variation | 1 | 0.0% | 0.0% | 0.00 MB |
C23 | Bishop's opening, Lopez gambit | 2 | 0.0% | 0.0% | 0.00 MB |
C23 | Bishop's opening, MacDonnell double gambit | 2 | 50.0% | 25.0% | 0.00 MB |
C23 | Bishop's opening, Philidor counter-attack | 231 | 49.8% | 50.0% | 0.15 MB |
C23 | Bishop's opening, Philidor variation | 9 | 44.4% | 55.6% | 0.01 MB |
C23 | Bishop's opening, Wing gambit | 6 | 50.0% | 41.7% | 0.00 MB |
C24 | Bishop's opening, Berlin defence | 1986 | 41.8% | 52.8% | 1.26 MB |
C24 | Bishop's opening, Ponziani gambit | 20 | 30.0% | 30.0% | 0.01 MB |
C24 | Bishop's opening, Urusov gambit | 132 | 45.5% | 40.2% | 0.09 MB |
C24 | Bishop's opening, Urusov gambit, Panov variation | 4 | 50.0% | 50.0% | 0.00 MB |
C25 | Vienna gambit | 178 | 35.4% | 54.2% | 0.11 MB |
C25 | Vienna game | 449 | 35.9% | 58.0% | 0.31 MB |
C25 | Vienna game, Max Lange defence | 47 | 44.7% | 52.1% | 0.03 MB |
C25 | Vienna, Paulsen variation | 228 | 32.9% | 56.8% | 0.14 MB |
C25 | Vienna, Pierce gambit | 27 | 25.9% | 53.7% | 0.02 MB |
C25 | Vienna, Steinitz gambit | 2 | 50.0% | 25.0% | 0.00 MB |
C25 | Vienna, Steinitz gambit, Fraser-Minckwitz variation | 1 | 0.0% | 100.0% | 0.00 MB |
C26 | Vienna game | 518 | 41.3% | 54.1% | 0.36 MB |
C26 | Vienna, Falkbeer variation | 123 | 35.8% | 56.9% | 0.09 MB |
C26 | Vienna, Mengarini variation | 35 | 57.1% | 48.6% | 0.02 MB |
C26 | Vienna, Paulsen-Mieses variation | 917 | 40.0% | 52.6% | 0.58 MB |
C27 | Boden-Kieseritsky gambit | 45 | 35.6% | 35.6% | 0.03 MB |
C27 | Boden-Kieseritsky gambit, Lichtenhein defence | 23 | 34.8% | 52.2% | 0.02 MB |
C27 | Vienna game | 256 | 42.2% | 52.7% | 0.18 MB |
C27 | Vienna, Alekhine variation | 38 | 39.5% | 48.7% | 0.03 MB |
C27 | Vienna, `Frankenstein-Dracula' variation | 19 | 10.5% | 78.9% | 0.01 MB |
C28 | Vienna game | 679 | 40.4% | 51.8% | 0.45 MB |
C29 | Vienna gambit | 667 | 37.2% | 49.6% | 0.39 MB |
C29 | Vienna gambit, Bardeleben variation | 18 | 27.8% | 52.8% | 0.01 MB |
C29 | Vienna gambit, Breyer variation | 220 | 34.5% | 51.8% | 0.13 MB |
C29 | Vienna gambit, Kaufmann variation | 12 | 41.7% | 70.8% | 0.01 MB |
C29 | Vienna gambit, Paulsen attack | 51 | 43.1% | 52.9% | 0.04 MB |
C29 | Vienna gambit, Steinitz variation | 42 | 40.5% | 46.4% | 0.03 MB |
C29 | Vienna gambit, Wurzburger trap | 2 | 0.0% | 100.0% | 0.00 MB |
C30 | KGD, 2...Nf6 | 70 | 28.6% | 61.4% | 0.05 MB |
C30 | KGD, Keene's defence | 94 | 28.7% | 64.4% | 0.06 MB |
C30 | KGD, Mafia defence | 8 | 37.5% | 68.8% | 0.01 MB |
C30 | KGD, Norwalde variation | 22 | 13.6% | 79.5% | 0.01 MB |
C30 | KGD, classical counter-gambit | 10 | 50.0% | 55.0% | 0.01 MB |
C30 | KGD, classical variation | 276 | 28.3% | 54.3% | 0.18 MB |
C30 | KGD, classical, 4.c3 | 217 | 31.8% | 59.2% | 0.14 MB |
C30 | KGD, classical, Hanham variation | 6 | 50.0% | 58.3% | 0.01 MB |
C30 | KGD, classical, Heath variation | 13 | 46.2% | 53.8% | 0.01 MB |
C30 | KGD, classical, Marshall attack | 10 | 80.0% | 50.0% | 0.01 MB |
C30 | KGD, classical, Reti variation | 9 | 55.6% | 50.0% | 0.01 MB |
C30 | KGD, classical, Soldatenkov variation | 7 | 28.6% | 28.6% | 0.01 MB |
C30 | KGD, classical, Svenonius variation | 3 | 66.7% | 66.7% | 0.00 MB |
C30 | King's gambit | 350 | 37.1% | 57.1% | 0.22 MB |
C31 | KGD, Falkbeer counter-gambit | 311 | 35.4% | 53.1% | 0.19 MB |
C31 | KGD, Falkbeer, 3...e4 | 51 | 47.1% | 47.1% | 0.04 MB |
C31 | KGD, Falkbeer, 4.d3 | 60 | 50.0% | 63.3% | 0.04 MB |
C31 | KGD, Falkbeer, Milner-Barry variation | 2 | 0.0% | 50.0% | 0.00 MB |
C31 | KGD, Falkbeer, Morphy gambit | 21 | 23.8% | 50.0% | 0.01 MB |
C31 | KGD, Falkbeer, Nimzovich variation | 29 | 37.9% | 53.4% | 0.02 MB |
C31 | KGD, Falkbeer, Rubinstein variation | 30 | 10.0% | 58.3% | 0.02 MB |
C31 | KGD, Falkbeer, Tartakower variation | 70 | 58.6% | 47.9% | 0.05 MB |
C31 | KGD, Nimzovich counter-gambit | 320 | 36.6% | 51.7% | 0.21 MB |
C32 | KGD, Falkbeer, 5.de | 62 | 37.1% | 50.8% | 0.04 MB |
C32 | KGD, Falkbeer, Charousek gambit | 13 | 61.5% | 53.8% | 0.01 MB |
C32 | KGD, Falkbeer, Keres variation | 39 | 41.0% | 53.8% | 0.03 MB |
C32 | KGD, Falkbeer, Reti variation | 28 | 35.7% | 53.6% | 0.02 MB |
C32 | KGD, Falkbeer, main line, 7...Bf5 | 11 | 27.3% | 68.2% | 0.01 MB |
C33 | KGA, Breyer gambit | 7 | 42.9% | 50.0% | 0.01 MB |
C33 | KGA, Carrera (Basman) gambit | 8 | 25.0% | 50.0% | 0.01 MB |
C33 | KGA, Keres (Mason-Steinitz) gambit | 69 | 42.0% | 45.7% | 0.05 MB |
C33 | KGA, Lesser bishop's (Petroff-Jaenisch-Tartakower) gambit | 13 | 15.4% | 53.8% | 0.01 MB |
C33 | KGA, Villemson (Steinitz) gambit | 20 | 30.0% | 50.0% | 0.02 MB |
C33 | KGA, bishop's gambit | 392 | 35.7% | 50.3% | 0.24 MB |
C33 | KGA, bishop's gambit, Anderssen variation | 6 | 33.3% | 50.0% | 0.01 MB |
C33 | KGA, bishop's gambit, Bledow variation | 188 | 28.2% | 42.8% | 0.11 MB |
C33 | KGA, bishop's gambit, Boden defence | 9 | 55.6% | 50.0% | 0.01 MB |
C33 | KGA, bishop's gambit, Bogolyubov variation | 93 | 43.0% | 50.5% | 0.06 MB |
C33 | KGA, bishop's gambit, Bryan counter-gambit | 2 | 0.0% | 0.0% | 0.00 MB |
C33 | KGA, bishop's gambit, Cozio (Morphy) defence | 36 | 25.0% | 34.7% | 0.02 MB |
C33 | KGA, bishop's gambit, Gifford variation | 3 | 33.3% | 50.0% | 0.00 MB |
C33 | KGA, bishop's gambit, Jaenisch variation | 155 | 41.3% | 47.1% | 0.10 MB |
C33 | KGA, bishop's gambit, Lopez-Gianutio counter-gambit | 10 | 20.0% | 50.0% | 0.01 MB |
C33 | KGA, bishop's gambit, Maurian defence | 45 | 15.6% | 41.1% | 0.03 MB |
C33 | KGA, bishop's gambit, McDonnell attack | 1 | 0.0% | 100.0% | 0.00 MB |
C33 | KGA, bishop's gambit, Morphy variation | 69 | 34.8% | 56.5% | 0.04 MB |
C33 | KGA, bishop's gambit, Paulsen attack | 23 | 39.1% | 45.7% | 0.02 MB |
C33 | KGA, bishop's gambit, Ruy Lopez defence | 53 | 43.4% | 51.9% | 0.04 MB |
C33 | KGA, bishop's gambit, Steinitz defence | 105 | 28.6% | 50.5% | 0.07 MB |
C33 | KGA, bishop's gambit, classical defence | 6 | 0.0% | 33.3% | 0.00 MB |
C33 | King's gambit accepted | 3 | 33.3% | 16.7% | 0.00 MB |
C34 | KGA, Becker defence | 100 | 31.0% | 50.5% | 0.06 MB |
C34 | KGA, Bonsch-Osmolovsky variation | 214 | 30.8% | 53.7% | 0.14 MB |
C34 | KGA, Fischer defence | 335 | 31.9% | 46.1% | 0.20 MB |
C34 | KGA, Gianutio counter-gambit | 2 | 100.0% | 50.0% | 0.00 MB |
C34 | KGA, Schallop defence | 236 | 30.5% | 53.8% | 0.14 MB |
C34 | King's knight's gambit | 46 | 28.3% | 48.9% | 0.03 MB |
C35 | KGA, Cunningham defence | 274 | 28.5% | 51.5% | 0.16 MB |
C35 | KGA, Cunningham, Euwe defence | 138 | 26.1% | 47.1% | 0.09 MB |
C35 | KGA, Cunningham, three pawns gambit | 2 | 0.0% | 100.0% | 0.00 MB |
C36 | KGA, Abbazia defence (classical defence, modern defence[!]) | 148 | 40.5% | 59.5% | 0.10 MB |
C36 | KGA, Abbazia defence, Botvinnik variation | 3 | 33.3% | 50.0% | 0.00 MB |
C36 | KGA, Abbazia defence, modern variation | 792 | 39.5% | 47.8% | 0.49 MB |
C37 | KGA, Blachly gambit | 38 | 34.2% | 30.3% | 0.03 MB |
C37 | KGA, Cochrane gambit | 7 | 14.3% | 21.4% | 0.01 MB |
C37 | KGA, King's knight's gambit | 37 | 59.5% | 51.4% | 0.02 MB |
C37 | KGA, Muzio gambit | 18 | 33.3% | 33.3% | 0.01 MB |
C37 | KGA, Muzio gambit, Brentano defence | 4 | 25.0% | 62.5% | 0.00 MB |
C37 | KGA, Muzio gambit, From defence | 1 | 100.0% | 50.0% | 0.00 MB |
C37 | KGA, Quaade gambit | 49 | 32.7% | 38.8% | 0.03 MB |
C37 | KGA, Rosentreter gambit | 36 | 36.1% | 43.1% | 0.02 MB |
C37 | KGA, Salvio gambit | 15 | 26.7% | 46.7% | 0.01 MB |
C37 | KGA, Salvio gambit, Anderssen counter-attack | 5 | 0.0% | 60.0% | 0.00 MB |
C37 | KGA, Silberschmidt gambit | 6 | 33.3% | 33.3% | 0.00 MB |
C38 | KGA, Hanstein gambit | 13 | 23.1% | 57.7% | 0.01 MB |
C38 | KGA, Philidor gambit | 29 | 20.7% | 31.0% | 0.02 MB |
C38 | KGA, Philidor gambit, Schultz variation | 10 | 60.0% | 30.0% | 0.01 MB |
C38 | King's knight's gambit | 62 | 33.9% | 25.0% | 0.04 MB |
C39 | KGA, Allgaier, Thorold variation | 1 | 0.0% | 0.0% | 0.00 MB |
C39 | KGA, Allgaier, Walker attack | 1 | 0.0% | 0.0% | 0.00 MB |
C39 | KGA, Kieseritsky, Berlin defence | 92 | 33.7% | 42.9% | 0.05 MB |
C39 | KGA, Kieseritsky, Berlin defence, 6.Bc4 | 72 | 30.6% | 41.7% | 0.04 MB |
C39 | KGA, Kieseritsky, Brentano (Campbell) defence | 3 | 33.3% | 50.0% | 0.00 MB |
C39 | KGA, Kieseritsky, Brentano defence | 3 | 33.3% | 50.0% | 0.00 MB |
C39 | KGA, Kieseritsky, Brentano defence, Caro variation | 3 | 100.0% | 50.0% | 0.00 MB |
C39 | KGA, Kieseritsky, Kolisch defence | 155 | 43.9% | 46.5% | 0.10 MB |
C39 | KGA, Kieseritsky, Neumann defence | 25 | 40.0% | 60.0% | 0.02 MB |
C39 | KGA, Kieseritsky, Paulsen defence | 8 | 25.0% | 37.5% | 0.01 MB |
C39 | KGA, Kieseritsky, Rice gambit | 19 | 21.1% | 26.3% | 0.01 MB |
C39 | KGA, Kieseritsky, Salvio (Rosenthal) defence | 70 | 44.3% | 40.7% | 0.05 MB |
C39 | KGA, Kieseritsky, long whip (Stockwhip, classical) defence | 34 | 44.1% | 54.4% | 0.02 MB |
C39 | King's knight's gambit | 14 | 28.6% | 50.0% | 0.01 MB |
C40 | Greco defence | 12 | 25.0% | 45.8% | 0.01 MB |
C40 | Gunderam defence | 133 | 32.3% | 64.3% | 0.10 MB |
C40 | King's knight opening | 2 | 0.0% | 50.0% | 0.00 MB |
C40 | Latvian counter-gambit | 387 | 29.7% | 59.3% | 0.24 MB |
C40 | Latvian gambit, 3.Bc4 | 21 | 52.4% | 50.0% | 0.02 MB |
C40 | Latvian, Behting variation | 3 | 100.0% | 50.0% | 0.00 MB |
C40 | Latvian, Fraser defence | 61 | 31.1% | 68.0% | 0.04 MB |
C40 | Latvian, Nimzovich variation | 2 | 0.0% | 50.0% | 0.00 MB |
C40 | Latvian, Polerio variation | 25 | 32.0% | 44.0% | 0.02 MB |
C40 | QP counter-gambit (elephant gambit) | 32 | 50.0% | 65.6% | 0.03 MB |
C40 | QP counter-gambit, Maroczy gambit | 5 | 40.0% | 80.0% | 0.01 MB |
C41 | Philidor's defence | 501 | 35.7% | 59.0% | 0.34 MB |
C41 | Philidor, Boden variation | 10 | 50.0% | 45.0% | 0.01 MB |
C41 | Philidor, Hanham variation | 63 | 33.3% | 62.7% | 0.05 MB |
C41 | Philidor, Hanham, Delmar variation | 14 | 28.6% | 42.9% | 0.01 MB |
C41 | Philidor, Hanham, Kmoch variation | 1 | 0.0% | 100.0% | 0.00 MB |
C41 | Philidor, Hanham, Krause variation | 18 | 50.0% | 47.2% | 0.02 MB |
C41 | Philidor, Hanham, Schlechter variation | 35 | 51.4% | 65.7% | 0.03 MB |
C41 | Philidor, Hanham, Steiner variation | 24 | 37.5% | 64.6% | 0.02 MB |
C41 | Philidor, Improved Hanham variation | 1465 | 39.0% | 57.9% | 0.94 MB |
C41 | Philidor, Larsen variation | 66 | 25.8% | 65.9% | 0.05 MB |
C41 | Philidor, Lopez counter-gambit | 3 | 0.0% | 66.7% | 0.00 MB |
C41 | Philidor, Nimzovich (Jaenisch) variation | 27 | 33.3% | 50.0% | 0.02 MB |
C41 | Philidor, Nimzovich variation | 67 | 43.3% | 59.0% | 0.05 MB |
C41 | Philidor, Nimzovich, Klein variation | 15 | 60.0% | 56.7% | 0.01 MB |
C41 | Philidor, Nimzovich, Larobok variation | 94 | 48.9% | 38.3% | 0.05 MB |
C41 | Philidor, Nimzovich, Locock variation | 4 | 50.0% | 50.0% | 0.00 MB |
C41 | Philidor, Nimzovich, Rellstab variation | 47 | 38.3% | 66.0% | 0.04 MB |
C41 | Philidor, Nimzovich, Sokolsky variation | 14 | 78.6% | 60.7% | 0.01 MB |
C41 | Philidor, Nimzovich, Sozin variation | 7 | 42.9% | 50.0% | 0.01 MB |
C41 | Philidor, Paulsen attack | 2 | 50.0% | 25.0% | 0.00 MB |
C41 | Philidor, Philidor counter-gambit | 30 | 16.7% | 71.7% | 0.02 MB |
C41 | Philidor, Philidor counter-gambit, Zukertort variation | 12 | 50.0% | 66.7% | 0.01 MB |
C41 | Philidor, Philidor counter-gambit, del Rio attack | 4 | 0.0% | 75.0% | 0.00 MB |
C41 | Philidor, Steinitz variation | 2 | 0.0% | 0.0% | 0.00 MB |
C41 | Philidor, exchange variation | 1117 | 37.8% | 59.8% | 0.69 MB |
C42 | Petrov three knights game | 419 | 39.4% | 58.1% | 0.28 MB |
C42 | Petrov's defence | 449 | 41.0% | 53.2% | 0.30 MB |
C42 | Petrov, Cochrane gambit | 87 | 21.8% | 36.2% | 0.05 MB |
C42 | Petrov, Cozio (Lasker) attack | 615 | 49.9% | 52.0% | 0.42 MB |
C42 | Petrov, Damiano variation | 32 | 46.9% | 54.7% | 0.02 MB |
C42 | Petrov, French attack | 9 | 66.7% | 66.7% | 0.01 MB |
C42 | Petrov, Italian variation | 65 | 27.7% | 49.2% | 0.05 MB |
C42 | Petrov, Kaufmann attack | 329 | 48.6% | 52.6% | 0.21 MB |
C42 | Petrov, Nimzovich attack | 1881 | 45.9% | 55.1% | 1.12 MB |
C42 | Petrov, Paulsen attack | 255 | 43.1% | 51.0% | 0.17 MB |
C42 | Petrov, classical attack | 1300 | 49.6% | 57.7% | 0.80 MB |
C42 | Petrov, classical attack, Berger variation | 25 | 60.0% | 58.0% | 0.02 MB |
C42 | Petrov, classical attack, Chigorin variation | 727 | 42.8% | 57.6% | 0.45 MB |
C42 | Petrov, classical attack, Jaenisch variation | 1902 | 46.6% | 58.3% | 1.17 MB |
C42 | Petrov, classical attack, Krause variation | 9 | 44.4% | 33.3% | 0.01 MB |
C42 | Petrov, classical attack, Marshall variation | 1280 | 44.5% | 58.0% | 0.79 MB |
C42 | Petrov, classical attack, Mason variation | 187 | 46.5% | 58.6% | 0.13 MB |
C42 | Petrov, classical attack, Tarrasch variation | 3 | 66.7% | 66.7% | 0.00 MB |
C42 | Petrov, classical attack, close variation | 211 | 45.0% | 59.0% | 0.14 MB |
C43 | Petrov, Urusov gambit | 14 | 14.3% | 71.4% | 0.01 MB |
C43 | Petrov, modern (Steinitz) attack | 63 | 39.7% | 56.3% | 0.05 MB |
C43 | Petrov, modern attack, Bardeleben variation | 9 | 44.4% | 55.6% | 0.01 MB |
C43 | Petrov, modern attack, Steinitz variation | 2 | 50.0% | 75.0% | 0.00 MB |
C43 | Petrov, modern attack, Symmetrical variation | 3419 | 45.2% | 52.8% | 1.99 MB |
C43 | Petrov, modern attack, Trifunovic variation | 76 | 50.0% | 51.3% | 0.05 MB |
C43 | Petrov, modern attack, main line | 264 | 48.5% | 57.6% | 0.17 MB |
C44 | Dresden opening | 18 | 27.8% | 41.7% | 0.01 MB |
C44 | Inverted Hanham | 52 | 34.6% | 44.2% | 0.04 MB |
C44 | Inverted Hungarian | 46 | 45.7% | 51.1% | 0.03 MB |
C44 | King's pawn game | 138 | 30.4% | 50.0% | 0.10 MB |
C44 | Konstantinopolsky opening | 61 | 36.1% | 60.7% | 0.04 MB |
C44 | Ponziani counter-gambit | 134 | 40.3% | 60.4% | 0.09 MB |
C44 | Ponziani counter-gambit, Cordel variation | 1 | 0.0% | 0.0% | 0.00 MB |
C44 | Ponziani opening | 372 | 30.9% | 46.1% | 0.24 MB |
C44 | Ponziani, Caro variation | 276 | 43.8% | 49.5% | 0.19 MB |
C44 | Ponziani, Fraser defence | 78 | 37.2% | 66.0% | 0.04 MB |
C44 | Ponziani, Jaenisch counter-attack | 2513 | 44.7% | 52.2% | 1.55 MB |
C44 | Ponziani, Leonhardt variation | 146 | 36.3% | 50.3% | 0.10 MB |
C44 | Ponziani, Reti variation | 56 | 39.3% | 60.7% | 0.04 MB |
C44 | Ponziani, Romanishin variation | 24 | 33.3% | 50.0% | 0.02 MB |
C44 | Ponziani, Steinitz variation | 548 | 41.8% | 46.1% | 0.35 MB |
C44 | Scotch gambit | 142 | 40.8% | 56.3% | 0.09 MB |
C44 | Scotch gambit, Anderssen (Paulsen, Suhle) counter-attack | 6 | 66.7% | 33.3% | 0.00 MB |
C44 | Scotch gambit, Benima defence | 69 | 39.1% | 57.2% | 0.05 MB |
C44 | Scotch gambit, Cochrane-Shumov defence | 10 | 40.0% | 70.0% | 0.01 MB |
C44 | Scotch gambit, Dubois-Reti defence | 410 | 42.7% | 53.8% | 0.27 MB |
C44 | Scotch gambit, Hanneken variation | 1 | 0.0% | 100.0% | 0.00 MB |
C44 | Scotch opening | 20 | 50.0% | 50.0% | 0.01 MB |
C44 | Scotch, Goering gambit | 264 | 42.0% | 54.0% | 0.17 MB |
C44 | Scotch, Goering gambit, Bardeleben variation | 15 | 40.0% | 46.7% | 0.01 MB |
C44 | Scotch, Lolli variation | 24 | 33.3% | 58.3% | 0.02 MB |
C44 | Scotch, Relfsson gambit ('MacLopez') | 10 | 40.0% | 50.0% | 0.01 MB |
C44 | Tayler opening | 4 | 25.0% | 37.5% | 0.00 MB |
C45 | Scotch game | 3243 | 43.4% | 54.1% | 1.99 MB |
C45 | Scotch, Blackburne attack | 30 | 43.3% | 51.7% | 0.02 MB |
C45 | Scotch, Blumenfeld attack | 16 | 37.5% | 31.3% | 0.01 MB |
C45 | Scotch, Ghulam Kassim variation | 8 | 75.0% | 50.0% | 0.01 MB |
C45 | Scotch, Horwitz attack | 42 | 35.7% | 56.0% | 0.03 MB |
C45 | Scotch, Meitner variation | 48 | 54.2% | 50.0% | 0.03 MB |
C45 | Scotch, Mieses variation | 1900 | 43.2% | 53.6% | 1.08 MB |
C45 | Scotch, Paulsen attack | 20 | 45.0% | 52.5% | 0.01 MB |
C45 | Scotch, Potter variation | 775 | 40.6% | 52.3% | 0.47 MB |
C45 | Scotch, Pulling counter-attack | 5 | 20.0% | 70.0% | 0.00 MB |
C45 | Scotch, Romanishin variation | 83 | 39.8% | 56.0% | 0.06 MB |
C45 | Scotch, Schmidt variation | 922 | 51.4% | 48.5% | 0.58 MB |
C45 | Scotch, Steinitz variation | 48 | 33.3% | 58.3% | 0.04 MB |
C45 | Scotch, Tartakower variation | 28 | 25.0% | 44.6% | 0.02 MB |
C46 | Four knights game | 1020 | 42.1% | 51.0% | 0.65 MB |
C46 | Four knights, Gunsberg variation | 163 | 43.6% | 49.4% | 0.11 MB |
C46 | Four knights, Italian variation | 249 | 44.2% | 47.4% | 0.18 MB |
C46 | Four knights, Schultze-Mueller gambit | 5 | 0.0% | 20.0% | 0.00 MB |
C46 | Three knights game | 373 | 31.1% | 59.8% | 0.23 MB |
C46 | Three knights, Schlechter variation | 46 | 39.1% | 54.3% | 0.03 MB |
C46 | Three knights, Steinitz variation | 254 | 27.2% | 56.9% | 0.16 MB |
C46 | Three knights, Steinitz, Rosenthal variation | 29 | 48.3% | 48.3% | 0.02 MB |
C46 | Three knights, Winawer defence (Gothic defence) | 1 | 0.0% | 100.0% | 0.00 MB |
C47 | Four knights, Belgrade gambit | 183 | 42.6% | 52.5% | 0.12 MB |
C47 | Four knights, Scotch variation | 34 | 35.3% | 52.9% | 0.03 MB |
C47 | Four knights, Scotch, 4...exd4 | 628 | 53.5% | 52.7% | 0.41 MB |
C47 | Four knights, Scotch, Krause variation | 68 | 39.7% | 64.0% | 0.05 MB |
C48 | Four knights, Bardeleben variation | 8 | 50.0% | 50.0% | 0.01 MB |
C48 | Four knights, Marshall variation | 10 | 20.0% | 50.0% | 0.01 MB |
C48 | Four knights, Ranken variation | 33 | 45.5% | 62.1% | 0.02 MB |
C48 | Four knights, Rubinstein counter-gambit | 1427 | 42.3% | 52.0% | 0.91 MB |
C48 | Four knights, Rubinstein counter-gambit, 5.Be2 | 10 | 40.0% | 40.0% | 0.01 MB |
C48 | Four knights, Rubinstein counter-gambit, Bogolyubov variation | 19 | 52.6% | 47.4% | 0.02 MB |
C48 | Four knights, Rubinstein counter-gambit, Henneberger variation | 103 | 50.5% | 50.5% | 0.08 MB |
C48 | Four knights, Rubinstein counter-gambit, exchange variation | 233 | 67.4% | 52.6% | 0.15 MB |
C48 | Four knights, Spanish variation | 357 | 49.9% | 55.5% | 0.25 MB |
C48 | Four knights, Spanish, classical defence | 260 | 45.4% | 49.6% | 0.17 MB |
C48 | Four knights, Spielmann variation | 8 | 62.5% | 43.8% | 0.01 MB |
C49 | Four knights | 100 | 51.0% | 47.5% | 0.07 MB |
C49 | Four knights, Gunsberg counter-attack | 5 | 60.0% | 50.0% | 0.00 MB |
C49 | Four knights, Janowski variation | 25 | 40.0% | 68.0% | 0.02 MB |
C49 | Four knights, Nimzovich (Paulsen) variation | 96 | 54.2% | 57.3% | 0.08 MB |
C49 | Four knights, Svenonius variation | 5 | 60.0% | 50.0% | 0.00 MB |
C49 | Four knights, double Ruy Lopez | 266 | 42.5% | 56.6% | 0.19 MB |
C49 | Four knights, symmetrical variation | 227 | 41.9% | 54.8% | 0.15 MB |
C49 | Four knights, symmetrical, Blake variation | 4 | 75.0% | 62.5% | 0.00 MB |
C49 | Four knights, symmetrical, Capablanca variation | 24 | 54.2% | 60.4% | 0.02 MB |
C49 | Four knights, symmetrical, Maroczy system | 92 | 43.5% | 56.5% | 0.07 MB |
C49 | Four knights, symmetrical, Metger unpin | 387 | 37.7% | 51.2% | 0.27 MB |
C49 | Four knights, symmetrical, Pillsbury variation | 68 | 45.6% | 44.9% | 0.05 MB |
C49 | Four knights, symmetrical, Tarrasch variation | 16 | 50.0% | 50.0% | 0.01 MB |
C50 | Giuoco Pianissimo | 3763 | 41.0% | 53.0% | 2.30 MB |
C50 | Giuoco Pianissimo, Canal variation | 221 | 43.0% | 52.3% | 0.15 MB |
C50 | Giuoco Pianissimo, Italian four knights variation | 634 | 41.0% | 51.7% | 0.43 MB |
C50 | Giuoco Piano | 2456 | 42.2% | 52.3% | 1.50 MB |
C50 | Giuoco Piano, four knights variation | 72 | 38.9% | 54.2% | 0.06 MB |
C50 | Hungarian defence | 244 | 41.0% | 50.0% | 0.17 MB |
C50 | King's pawn game | 285 | 35.4% | 60.5% | 0.19 MB |
C50 | Rousseau gambit | 3 | 33.3% | 50.0% | 0.00 MB |
C51 | Evans counter-gambit | 36 | 30.6% | 56.9% | 0.03 MB |
C51 | Evans gambit | 20 | 40.0% | 65.0% | 0.02 MB |
C51 | Evans gambit declined | 62 | 38.7% | 53.2% | 0.04 MB |
C51 | Evans gambit declined, 5.a4 | 211 | 40.8% | 47.4% | 0.14 MB |
C51 | Evans gambit declined, Lange variation | 2 | 0.0% | 0.0% | 0.00 MB |
C51 | Evans gambit declined, Showalter variation | 53 | 45.3% | 58.5% | 0.04 MB |
C51 | Evans gambit, 5...Be7 | 77 | 36.4% | 61.0% | 0.06 MB |
C51 | Evans gambit, Cordel variation | 111 | 47.7% | 46.4% | 0.08 MB |
C51 | Evans gambit, Fraser attack | 14 | 28.6% | 57.1% | 0.01 MB |
C51 | Evans gambit, Goering attack | 4 | 50.0% | 75.0% | 0.00 MB |
C51 | Evans gambit, Morphy attack | 37 | 40.5% | 58.1% | 0.03 MB |
C51 | Evans gambit, Paulsen variation | 20 | 25.0% | 67.5% | 0.01 MB |
C51 | Evans gambit, Stone-Ware variation | 285 | 31.9% | 54.9% | 0.18 MB |
C51 | Evans gambit, Ulvestad variation | 2 | 0.0% | 100.0% | 0.00 MB |
C51 | Evans gambit, normal variation | 60 | 30.0% | 46.7% | 0.04 MB |
C52 | Evans gambit | 440 | 39.5% | 49.1% | 0.26 MB |
C52 | Evans gambit, Alapin-Steinitz variation | 13 | 53.8% | 34.6% | 0.01 MB |
C52 | Evans gambit, Lasker defence | 14 | 35.7% | 25.0% | 0.01 MB |
C52 | Evans gambit, Leonhardt variation | 6 | 33.3% | 50.0% | 0.00 MB |
C52 | Evans gambit, Levenfish variation | 6 | 16.7% | 25.0% | 0.01 MB |
C52 | Evans gambit, Richardson attack | 19 | 36.8% | 28.9% | 0.02 MB |
C52 | Evans gambit, Sanders-Alapin variation | 6 | 33.3% | 50.0% | 0.01 MB |
C52 | Evans gambit, Tartakower attack | 101 | 45.5% | 47.5% | 0.07 MB |
C52 | Evans gambit, Waller attack | 9 | 22.2% | 88.9% | 0.01 MB |
C52 | Evans gambit, compromised defence | 54 | 25.9% | 70.4% | 0.03 MB |
C52 | Evans gambit, compromised defence, Paulsen variation | 17 | 23.5% | 58.8% | 0.01 MB |
C52 | Evans gambit, compromised defence, Potter variation | 1 | 0.0% | 100.0% | 0.00 MB |
C53 | Giuoco Piano | 3748 | 40.1% | 52.5% | 2.29 MB |
C53 | Giuoco Piano, Anderssen variation | 47 | 55.3% | 46.8% | 0.04 MB |
C53 | Giuoco Piano, Bird's attack | 209 | 33.5% | 50.7% | 0.14 MB |
C53 | Giuoco Piano, Eisinger variation | 2 | 0.0% | 100.0% | 0.00 MB |
C53 | Giuoco Piano, LaBourdonnais variation | 65 | 49.2% | 58.5% | 0.04 MB |
C53 | Giuoco Piano, Mestel variation | 12 | 16.7% | 66.7% | 0.01 MB |
C53 | Giuoco Piano, centre-holding variation | 90 | 42.2% | 61.1% | 0.07 MB |
C53 | Giuoco Piano, close variation | 147 | 37.4% | 59.5% | 0.10 MB |
C54 | Giuoco Piano | 251 | 53.4% | 50.2% | 0.16 MB |
C54 | Giuoco Piano, Moeller (Therkatz) attack | 44 | 54.5% | 47.7% | 0.03 MB |
C54 | Giuoco Piano, Moeller, bayonet attack | 1 | 0.0% | 100.0% | 0.00 MB |
C54 | Giuoco Piano, Therkatz-Herzog variation | 1 | 0.0% | 0.0% | 0.00 MB |
C55 | Giuoco piano | 2 | 0.0% | 50.0% | 0.00 MB |
C55 | Two knights defence | 134 | 37.3% | 51.5% | 0.10 MB |
C55 | Two knights defence (Modern bishop's opening) | 1968 | 39.5% | 55.9% | 1.27 MB |
C55 | Two knights defence, Keidanz variation | 2 | 100.0% | 50.0% | 0.00 MB |
C55 | Two knights defence, Perreux variation | 46 | 56.5% | 50.0% | 0.03 MB |
C55 | Two knights, Max Lange attack | 44 | 31.8% | 61.4% | 0.03 MB |
C55 | Two knights, Max Lange attack, Krause variation | 4 | 50.0% | 75.0% | 0.00 MB |
C55 | Two knights, Max Lange attack, Loman defence | 4 | 25.0% | 37.5% | 0.00 MB |
C55 | Two knights, Max Lange attack, Marshall variation | 9 | 22.2% | 66.7% | 0.01 MB |
C55 | Two knights, Max Lange attack, Rubinstein variation | 1 | 100.0% | 50.0% | 0.00 MB |
C55 | Two knights, Max Lange attack, Schlechter variation | 35 | 62.9% | 51.4% | 0.02 MB |
C55 | Two knights, Max Lange attack, Steinitz variation | 17 | 41.2% | 67.6% | 0.01 MB |
C56 | Two knights defence | 161 | 47.8% | 49.4% | 0.10 MB |
C56 | Two knights defence, Canal variation | 5 | 40.0% | 40.0% | 0.00 MB |
C57 | Two knights defence | 20 | 25.0% | 42.5% | 0.01 MB |
C57 | Two knights defence, Fegatello attack | 90 | 23.3% | 51.7% | 0.05 MB |
C57 | Two knights defence, Fegatello attack, Leonhardt variation | 9 | 22.2% | 55.6% | 0.01 MB |
C57 | Two knights defence, Fegatello attack, Polerio defence | 4 | 0.0% | 100.0% | 0.00 MB |
C57 | Two knights defence, Fritz variation | 103 | 39.8% | 50.0% | 0.07 MB |
C57 | Two knights defence, Fritz, Gruber variation | 16 | 37.5% | 43.8% | 0.01 MB |
C57 | Two knights defence, Lolli attack | 21 | 33.3% | 59.5% | 0.01 MB |
C57 | Two knights defence, Pincus variation | 10 | 40.0% | 30.0% | 0.01 MB |
C57 | Two knights defence, Ulvestad variation | 114 | 51.8% | 46.9% | 0.08 MB |
C57 | Two knights defence, Wilkes Barre (Traxler) variation | 135 | 34.1% | 59.3% | 0.09 MB |
C58 | Two knights defence | 392 | 37.5% | 57.0% | 0.24 MB |
C58 | Two knights defence, Blackburne variation | 4 | 25.0% | 62.5% | 0.00 MB |
C58 | Two knights defence, Bogolyubov variation | 96 | 32.3% | 43.2% | 0.07 MB |
C58 | Two knights defence, Colman variation | 84 | 33.3% | 46.4% | 0.05 MB |
C58 | Two knights defence, Kieseritsky variation | 45 | 31.1% | 57.8% | 0.03 MB |
C58 | Two knights defence, Paoli variation | 10 | 30.0% | 75.0% | 0.01 MB |
C58 | Two knights defence, Yankovich variation | 19 | 31.6% | 26.3% | 0.01 MB |
C59 | Two knights defence | 212 | 39.2% | 48.8% | 0.13 MB |
C59 | Two knights defence, Goering variation | 8 | 12.5% | 31.3% | 0.01 MB |
C59 | Two knights defence, Steinitz variation | 417 | 33.1% | 48.0% | 0.25 MB |
C60 | Ruy Lopez (Spanish opening) | 84 | 32.1% | 57.7% | 0.06 MB |
C60 | Ruy Lopez, Cozio defence | 589 | 40.2% | 53.6% | 0.38 MB |
C60 | Ruy Lopez, Cozio defence, Paulsen variation | 74 | 41.9% | 65.5% | 0.05 MB |
C60 | Ruy Lopez, Lucena defence | 12 | 41.7% | 45.8% | 0.01 MB |
C60 | Ruy Lopez, Nuernberg variation | 4 | 0.0% | 50.0% | 0.00 MB |
C60 | Ruy Lopez, Vinogradov variation | 2 | 50.0% | 75.0% | 0.00 MB |
C60 | Ruy Lopez, fianchetto (Smyslov/Barnes) defence | 636 | 42.3% | 53.5% | 0.41 MB |
C61 | Ruy Lopez, Bird's defence | 638 | 37.6% | 56.6% | 0.40 MB |
C61 | Ruy Lopez, Bird's defence, Paulsen variation | 9 | 44.4% | 66.7% | 0.01 MB |
C62 | Ruy Lopez, old Steinitz defence | 489 | 36.8% | 55.6% | 0.34 MB |
C62 | Ruy Lopez, old Steinitz defence, Nimzovich attack | 5 | 20.0% | 50.0% | 0.01 MB |
C62 | Ruy Lopez, old Steinitz defence, semi-Duras variation | 22 | 45.5% | 54.5% | 0.02 MB |
C63 | Ruy Lopez, Schliemann defence | 585 | 42.7% | 57.6% | 0.38 MB |
C63 | Ruy Lopez, Schliemann defence, Berger variation | 560 | 45.0% | 57.0% | 0.35 MB |
C64 | Ruy Lopez, Cordel gambit | 99 | 40.4% | 55.6% | 0.07 MB |
C64 | Ruy Lopez, classical (Cordel) defence | 388 | 42.5% | 53.7% | 0.26 MB |
C64 | Ruy Lopez, classical defence, 4.c3 | 416 | 43.5% | 57.8% | 0.28 MB |
C64 | Ruy Lopez, classical defence, Benelux variation | 497 | 40.8% | 55.8% | 0.31 MB |
C64 | Ruy Lopez, classical defence, Boden variation | 14 | 57.1% | 57.1% | 0.01 MB |
C64 | Ruy Lopez, classical defence, Charousek variation | 14 | 35.7% | 67.9% | 0.01 MB |
C64 | Ruy Lopez, classical defence, Zaitsev variation | 4 | 100.0% | 50.0% | 0.00 MB |
C65 | Ruy Lopez, Berlin defence | 6307 | 41.0% | 52.1% | 3.90 MB |
C65 | Ruy Lopez, Berlin defence, 4.O-O | 256 | 42.2% | 59.0% | 0.18 MB |
C65 | Ruy Lopez, Berlin defence, Anderssen variation | 2 | 50.0% | 75.0% | 0.00 MB |
C65 | Ruy Lopez, Berlin defence, Beverwijk variation | 663 | 39.5% | 57.5% | 0.44 MB |
C65 | Ruy Lopez, Berlin defence, Duras variation | 29 | 37.9% | 46.6% | 0.02 MB |
C65 | Ruy Lopez, Berlin defence, Kaufmann variation | 42 | 50.0% | 53.6% | 0.03 MB |
C65 | Ruy Lopez, Berlin defence, Mortimer variation | 29 | 51.7% | 46.6% | 0.02 MB |
C65 | Ruy Lopez, Berlin defence, Nyholm attack | 117 | 53.8% | 53.4% | 0.08 MB |
C66 | Ruy Lopez, Berlin defence, 4.O-O, d6 | 195 | 46.7% | 59.2% | 0.14 MB |
C66 | Ruy Lopez, Berlin defence, hedgehog variation | 142 | 52.8% | 57.4% | 0.10 MB |
C66 | Ruy Lopez, closed Berlin defence, Bernstein variation | 24 | 45.8% | 60.4% | 0.02 MB |
C66 | Ruy Lopez, closed Berlin defence, Chigorin variation | 4 | 0.0% | 50.0% | 0.01 MB |
C66 | Ruy Lopez, closed Berlin defence, Showalter variation | 74 | 45.9% | 56.8% | 0.06 MB |
C66 | Ruy Lopez, closed Berlin defence, Wolf variation | 61 | 57.4% | 56.6% | 0.04 MB |
C67 | Ruy Lopez, Berlin defence, Cordel variation | 95 | 37.9% | 60.0% | 0.06 MB |
C67 | Ruy Lopez, Berlin defence, Minckwitz variation | 56 | 48.2% | 58.0% | 0.04 MB |
C67 | Ruy Lopez, Berlin defence, Pillsbury variation | 1 | 0.0% | 0.0% | 0.00 MB |
C67 | Ruy Lopez, Berlin defence, Rosenthal variation | 58 | 41.4% | 56.9% | 0.04 MB |
C67 | Ruy Lopez, Berlin defence, Trifunovic variation | 5 | 20.0% | 90.0% | 0.00 MB |
C67 | Ruy Lopez, Berlin defence, Winawer attack | 33 | 33.3% | 68.2% | 0.03 MB |
C67 | Ruy Lopez, Berlin defence, Zukertort variation | 28 | 60.7% | 55.4% | 0.02 MB |
C67 | Ruy Lopez, Berlin defence, open variation | 5413 | 48.6% | 53.7% | 3.18 MB |
C67 | Ruy Lopez, open Berlin defence, 5...Be7 | 115 | 40.0% | 53.0% | 0.08 MB |
C67 | Ruy Lopez, open Berlin defence, Showalter variation | 26 | 34.6% | 48.1% | 0.02 MB |
C67 | Ruy Lopez, open Berlin defence, l'Hermet variation | 150 | 61.3% | 51.3% | 0.10 MB |
C68 | Ruy Lopez, exchange variation | 125 | 39.2% | 53.2% | 0.09 MB |
C68 | Ruy Lopez, exchange, Alekhine variation | 36 | 47.2% | 43.1% | 0.03 MB |
C68 | Ruy Lopez, exchange, Keres variation | 209 | 48.8% | 49.8% | 0.14 MB |
C68 | Ruy Lopez, exchange, Romanovsky variation | 50 | 32.0% | 52.0% | 0.04 MB |
C69 | Ruy Lopez, exchange variation, 5.O-O | 1253 | 42.5% | 53.0% | 0.77 MB |
C69 | Ruy Lopez, exchange variation, Alapin gambit | 398 | 44.2% | 51.0% | 0.24 MB |
C69 | Ruy Lopez, exchange, Bronstein variation | 865 | 38.3% | 50.7% | 0.54 MB |
C69 | Ruy Lopez, exchange, Gligoric variation | 979 | 44.6% | 54.7% | 0.60 MB |
C70 | Ruy Lopez | 199 | 37.2% | 53.8% | 0.14 MB |
C70 | Ruy Lopez, Alapin's defence deferred | 15 | 33.3% | 76.7% | 0.01 MB |
C70 | Ruy Lopez, Caro variation | 114 | 43.0% | 57.5% | 0.09 MB |
C70 | Ruy Lopez, Classical defence deferred | 125 | 39.2% | 58.0% | 0.09 MB |
C70 | Ruy Lopez, Cozio defence deferred | 582 | 42.3% | 54.8% | 0.38 MB |
C70 | Ruy Lopez, Graz variation | 12 | 66.7% | 58.3% | 0.01 MB |
C70 | Ruy Lopez, Schliemann defence deferred | 43 | 37.2% | 60.5% | 0.03 MB |
C70 | Ruy Lopez, Taimanov (chase/wing/accelerated counterthrust) variation | 197 | 38.6% | 62.4% | 0.13 MB |
C70 | Ruy Lopez, fianchetto defence deferred | 122 | 48.4% | 57.0% | 0.08 MB |
C71 | Ruy Lopez, modern Steinitz defence | 189 | 41.8% | 55.3% | 0.14 MB |
C71 | Ruy Lopez, modern Steinitz defence, Duras (Keres) variation | 251 | 39.0% | 56.6% | 0.17 MB |
C71 | Ruy Lopez, modern Steinitz defence, Three knights variation | 17 | 41.2% | 50.0% | 0.01 MB |
C72 | Ruy Lopez, modern Steinitz defence, 5.O-O | 976 | 41.4% | 57.5% | 0.64 MB |
C73 | Ruy Lopez, modern Steinitz defence, Alapin variation | 326 | 34.4% | 50.3% | 0.21 MB |
C73 | Ruy Lopez, modern Steinitz defence, Richter variation | 271 | 47.2% | 50.9% | 0.19 MB |
C74 | Ruy Lopez, Siesta, Kopayev variation | 202 | 32.7% | 55.9% | 0.12 MB |
C74 | Ruy Lopez, modern Steinitz defence | 190 | 31.1% | 61.8% | 0.14 MB |
C74 | Ruy Lopez, modern Steinitz defence, siesta variation | 130 | 36.2% | 49.6% | 0.09 MB |
C75 | Ruy Lopez, modern Steinitz defence | 262 | 43.1% | 52.9% | 0.18 MB |
C75 | Ruy Lopez, modern Steinitz defence, Rubinstein variation | 195 | 29.2% | 59.2% | 0.14 MB |
C76 | Ruy Lopez, modern Steinitz defence, fianchetto (Bronstein) variation | 605 | 37.5% | 53.8% | 0.40 MB |
C77 | Ruy Lopez, Anderssen variation | 2196 | 43.5% | 52.2% | 1.38 MB |
C77 | Ruy Lopez, Morphy defence | 321 | 43.0% | 54.8% | 0.23 MB |
C77 | Ruy Lopez, Morphy defence, Duras variation | 82 | 39.0% | 58.5% | 0.06 MB |
C77 | Ruy Lopez, Treybal (Bayreuth) variation (exchange var. deferred) | 110 | 45.5% | 44.5% | 0.08 MB |
C77 | Ruy Lopez, Wormald (Alapin) attack | 606 | 42.7% | 53.1% | 0.41 MB |
C77 | Ruy Lopez, Wormald attack, Gruenfeld variation | 4 | 50.0% | 75.0% | 0.00 MB |
C77 | Ruy Lopez, four knights (Tarrasch) variation | 260 | 45.0% | 55.6% | 0.18 MB |
C78 | Ruy Lopez, ...b5 & ...d6 | 74 | 36.5% | 60.1% | 0.05 MB |
C78 | Ruy Lopez, 5.O-O | 1503 | 46.8% | 54.6% | 0.93 MB |
C78 | Ruy Lopez, Archangelsk (counterthrust) variation | 2046 | 43.1% | 55.2% | 1.30 MB |
C78 | Ruy Lopez, Moeller defence | 803 | 43.0% | 54.6% | 0.51 MB |
C78 | Ruy Lopez, Rabinovich variation | 1 | 0.0% | 0.0% | 0.00 MB |
C78 | Ruy Lopez, Wing attack | 19 | 42.1% | 52.6% | 0.02 MB |
C79 | Ruy Lopez, Steinitz defence deferred (Russian defence) | 500 | 39.4% | 55.1% | 0.33 MB |
C79 | Ruy Lopez, Steinitz defence deferred, Lipnitsky variation | 18 | 72.2% | 58.3% | 0.02 MB |
C79 | Ruy Lopez, Steinitz defence deferred, Rubinstein variation | 33 | 51.5% | 56.1% | 0.02 MB |
C80 | Ruy Lopez, open (Tarrasch) defence | 75 | 44.0% | 62.0% | 0.06 MB |
C80 | Ruy Lopez, open, 6.d4 | 59 | 39.0% | 44.9% | 0.04 MB |
C80 | Ruy Lopez, open, 7.Bb3 | 512 | 41.4% | 53.3% | 0.30 MB |
C80 | Ruy Lopez, open, 8...Be6 | 1384 | 37.9% | 43.9% | 0.81 MB |
C80 | Ruy Lopez, open, Berger variation | 3 | 66.7% | 33.3% | 0.00 MB |
C80 | Ruy Lopez, open, Bernstein variation | 1105 | 49.8% | 62.7% | 0.66 MB |
C80 | Ruy Lopez, open, Bernstein variation, Karpov gambit | 27 | 44.4% | 44.4% | 0.02 MB |
C80 | Ruy Lopez, open, Friess attack | 11 | 18.2% | 54.5% | 0.01 MB |
C80 | Ruy Lopez, open, Harksen gambit | 1 | 0.0% | 100.0% | 0.00 MB |
C80 | Ruy Lopez, open, Riga variation | 11 | 45.5% | 68.2% | 0.01 MB |
C80 | Ruy Lopez, open, Schlechter defence | 19 | 31.6% | 26.3% | 0.01 MB |
C80 | Ruy Lopez, open, Tartakower variation | 13 | 61.5% | 46.2% | 0.01 MB |
C80 | Ruy Lopez, open, Zukertort variation | 3 | 33.3% | 50.0% | 0.00 MB |
C81 | Ruy Lopez, open, Howell attack | 287 | 49.5% | 54.0% | 0.19 MB |
C81 | Ruy Lopez, open, Howell attack, Adam variation | 2 | 0.0% | 0.0% | 0.00 MB |
C81 | Ruy Lopez, open, Howell attack, Ekstroem variation | 12 | 33.3% | 50.0% | 0.01 MB |
C82 | Ruy Lopez, open, 9.c3 | 9 | 33.3% | 72.2% | 0.01 MB |
C82 | Ruy Lopez, open, Berlin variation | 28 | 28.6% | 67.9% | 0.02 MB |
C82 | Ruy Lopez, open, Dilworth variation | 195 | 41.0% | 60.0% | 0.13 MB |
C82 | Ruy Lopez, open, Italian variation | 116 | 51.7% | 62.9% | 0.07 MB |
C82 | Ruy Lopez, open, Motzko attack | 106 | 48.1% | 59.0% | 0.07 MB |
C82 | Ruy Lopez, open, Motzko attack, Nenarokov variation | 19 | 42.1% | 73.7% | 0.02 MB |
C82 | Ruy Lopez, open, St. Petersburg variation | 231 | 43.3% | 64.9% | 0.15 MB |
C83 | Ruy Lopez, open, 9...Be7, 10.Re1 | 48 | 39.6% | 53.1% | 0.04 MB |
C83 | Ruy Lopez, open, Breslau variation | 3 | 66.7% | 66.7% | 0.00 MB |
C83 | Ruy Lopez, open, Malkin variation | 17 | 58.8% | 58.8% | 0.01 MB |
C83 | Ruy Lopez, open, classical defence | 261 | 48.7% | 59.6% | 0.18 MB |
C84 | Ruy Lopez, closed defence | 2194 | 42.5% | 52.2% | 1.40 MB |
C84 | Ruy Lopez, closed, Basque gambit (North Spanish variation) | 2 | 50.0% | 25.0% | 0.00 MB |
C84 | Ruy Lopez, closed, centre attack | 209 | 51.2% | 47.6% | 0.14 MB |
C85 | Ruy Lopez, Exchange variation doubly deferred (DERLD) | 1685 | 39.8% | 49.7% | 1.10 MB |
C86 | Ruy Lopez, Worrall attack | 35 | 45.7% | 60.0% | 0.03 MB |
C86 | Ruy Lopez, Worrall attack, sharp line | 339 | 41.3% | 53.1% | 0.22 MB |
C86 | Ruy Lopez, Worrall attack, solid line | 173 | 39.9% | 51.2% | 0.12 MB |
C87 | Ruy Lopez, closed, Averbach variation | 481 | 41.0% | 60.0% | 0.32 MB |
C88 | Ruy Lopez, Trajkovic counter-attack | 672 | 42.1% | 52.2% | 0.44 MB |
C88 | Ruy Lopez, closed | 1404 | 42.0% | 53.3% | 0.95 MB |
C88 | Ruy Lopez, closed, 7...O-O | 4003 | 42.0% | 52.9% | 2.54 MB |
C88 | Ruy Lopez, closed, 7...d6, 8.d4 | 24 | 33.3% | 25.0% | 0.02 MB |
C88 | Ruy Lopez, closed, 8.c3 | 38 | 42.1% | 57.9% | 0.03 MB |
C88 | Ruy Lopez, closed, Balla variation | 46 | 37.0% | 55.4% | 0.03 MB |
C88 | Ruy Lopez, closed, anti-Marshall 8.a4 | 2188 | 41.0% | 53.6% | 1.38 MB |
C89 | Ruy Lopez, Marshall counter-attack | 663 | 52.8% | 54.3% | 0.42 MB |
C89 | Ruy Lopez, Marshall counter-attack, 11...c6 | 252 | 46.4% | 55.0% | 0.16 MB |
C89 | Ruy Lopez, Marshall, Herman Steiner variation | 3 | 33.3% | 83.3% | 0.00 MB |
C89 | Ruy Lopez, Marshall, Kevitz variation | 3 | 100.0% | 50.0% | 0.00 MB |
C89 | Ruy Lopez, Marshall, main line, 12.d2d4 | 240 | 40.8% | 62.5% | 0.16 MB |
C89 | Ruy Lopez, Marshall, main line, 14...Qh3 | 542 | 51.7% | 51.5% | 0.36 MB |
C89 | Ruy Lopez, Marshall, main line, Spassky variation | 1 | 0.0% | 0.0% | 0.00 MB |
C90 | Ruy Lopez, closed (with ...d6) | 1278 | 38.0% | 51.9% | 0.86 MB |
C90 | Ruy Lopez, closed, Lutikov variation | 47 | 51.1% | 53.2% | 0.04 MB |
C90 | Ruy Lopez, closed, Pilnik variation | 919 | 36.1% | 52.2% | 0.63 MB |
C90 | Ruy Lopez, closed, Suetin variation | 95 | 37.9% | 57.9% | 0.07 MB |
C91 | Ruy Lopez, closed, 9.d4 | 1347 | 38.9% | 58.4% | 0.92 MB |
C91 | Ruy Lopez, closed, Bogolyubov variation | 4139 | 43.9% | 53.7% | 2.68 MB |
C92 | Ruy Lopez, closed, 9.h3 | 457 | 43.1% | 53.5% | 0.31 MB |
C92 | Ruy Lopez, closed, Flohr-Zaitsev system (Lenzerheide variation) | 2151 | 39.3% | 57.1% | 1.36 MB |
C92 | Ruy Lopez, closed, Keres (9...a5) variation | 21 | 52.4% | 50.0% | 0.02 MB |
C92 | Ruy Lopez, closed, Kholmov variation | 142 | 32.4% | 64.1% | 0.09 MB |
C92 | Ruy Lopez, closed, Ragozin-Petrosian (`Keres') variation | 345 | 42.9% | 63.8% | 0.23 MB |
C93 | Ruy Lopez, closed, Smyslov defence | 271 | 40.6% | 59.0% | 0.18 MB |
C94 | Ruy Lopez, closed, Breyer defence | 113 | 38.1% | 58.0% | 0.08 MB |
C95 | Ruy Lopez, closed, Breyer, 10.d4 | 1 | 0.0% | 0.0% | 0.00 MB |
C95 | Ruy Lopez, closed, Breyer, Borisenko variation | 815 | 39.6% | 56.7% | 0.55 MB |
C95 | Ruy Lopez, closed, Breyer, Gligoric variation | 67 | 44.8% | 58.2% | 0.05 MB |
C95 | Ruy Lopez, closed, Breyer, Simagin variation | 25 | 40.0% | 56.0% | 0.02 MB |
C96 | Ruy Lopez, closed (10...c5) | 762 | 33.5% | 66.3% | 0.51 MB |
C96 | Ruy Lopez, closed (8...Na5) | 40 | 50.0% | 62.5% | 0.03 MB |
C96 | Ruy Lopez, closed, Borisenko defence | 45 | 40.0% | 57.8% | 0.03 MB |
C96 | Ruy Lopez, closed, Keres (...Nd7) defence | 245 | 37.6% | 66.1% | 0.17 MB |
C96 | Ruy Lopez, closed, Rossolimo defence | 3 | 0.0% | 33.3% | 0.00 MB |
C97 | Ruy Lopez, closed, Chigorin defence | 876 | 32.0% | 63.4% | 0.59 MB |
C98 | Ruy Lopez, closed, Chigorin, 12...Nc6 | 152 | 30.9% | 63.5% | 0.11 MB |
C99 | Ruy Lopez, closed, Chigorin, 12...c5d4 | 923 | 40.3% | 62.9% | 0.57 MB |
D00 | Blackmar gambit | 256 | 37.5% | 40.6% | 0.16 MB |
D00 | Blackmar-Diemer gambit | 69 | 43.5% | 43.5% | 0.04 MB |
D00 | Blackmar-Diemer, Euwe defence | 41 | 26.8% | 47.6% | 0.03 MB |
D00 | Blackmar-Diemer, Lemberg counter-gambit | 20 | 20.0% | 60.0% | 0.01 MB |
D00 | Levitsky attack (Queen's bishop attack) | 2985 | 36.1% | 50.7% | 1.87 MB |
D00 | Queen's pawn game | 1379 | 38.4% | 50.7% | 0.89 MB |
D00 | Queen's pawn, Anti-Veresov | 6 | 50.0% | 58.3% | 0.01 MB |
D00 | Queen's pawn, Chigorin variation | 1032 | 34.5% | 51.9% | 0.67 MB |
D00 | Queen's pawn, Mason variation | 1761 | 38.9% | 53.1% | 1.12 MB |
D00 | Queen's pawn, Mason variation, Steinitz counter-gambit | 879 | 40.7% | 51.6% | 0.57 MB |
D00 | Queen's pawn, stonewall attack | 81 | 32.1% | 42.0% | 0.06 MB |
D01 | Richter-Veresov attack | 925 | 32.9% | 47.9% | 0.59 MB |
D01 | Richter-Veresov attack, Richter variation | 27 | 25.9% | 57.4% | 0.02 MB |
D01 | Richter-Veresov attack, Veresov variation | 42 | 40.5% | 48.8% | 0.03 MB |
D02 | Queen's bishop game | 2433 | 41.6% | 53.3% | 1.58 MB |
D02 | Queen's pawn game | 7515 | 41.4% | 53.2% | 4.73 MB |
D02 | Queen's pawn game, Chigorin variation | 772 | 40.0% | 56.4% | 0.52 MB |
D02 | Queen's pawn game, Krause variation | 742 | 41.9% | 55.2% | 0.49 MB |
D03 | Torre attack (Tartakower variation) | 941 | 38.9% | 50.8% | 0.62 MB |
D04 | Queen's pawn game | 1411 | 39.4% | 51.6% | 0.93 MB |
D05 | Colle system | 371 | 49.1% | 52.3% | 0.25 MB |
D05 | Queen's pawn game | 1138 | 39.9% | 51.9% | 0.74 MB |
D05 | Queen's pawn game, Rubinstein (Colle-Zukertort) variation | 528 | 40.0% | 54.3% | 0.34 MB |
D05 | Queen's pawn game, Zukertort variation | 79 | 46.8% | 57.6% | 0.06 MB |
D06 | QGD, Grau (Sahovic) defence | 338 | 33.4% | 59.9% | 0.22 MB |
D06 | QGD, Marshall defence | 374 | 41.7% | 55.6% | 0.25 MB |
D06 | QGD, symmetrical (Austrian) defence | 181 | 45.9% | 60.5% | 0.12 MB |
D07 | QGD, Chigorin defence | 1299 | 36.3% | 57.6% | 0.81 MB |
D07 | QGD, Chigorin defence, Janowski variation | 172 | 37.2% | 63.4% | 0.11 MB |
D08 | QGD, Albin counter-gambit | 648 | 38.1% | 55.3% | 0.40 MB |
D08 | QGD, Albin counter-gambit, Alapin variation | 131 | 48.9% | 55.7% | 0.08 MB |
D08 | QGD, Albin counter-gambit, Balogh variation | 23 | 30.4% | 76.1% | 0.02 MB |
D08 | QGD, Albin counter-gambit, Janowski variation | 21 | 23.8% | 73.8% | 0.02 MB |
D08 | QGD, Albin counter-gambit, Krenosz variation | 18 | 38.9% | 58.3% | 0.01 MB |
D08 | QGD, Albin counter-gambit, Lasker trap | 6 | 16.7% | 58.3% | 0.01 MB |
D09 | QGD, Albin counter-gambit, 5.g3 | 468 | 42.5% | 56.3% | 0.29 MB |
D10 | QGD Slav defence | 5537 | 40.9% | 54.3% | 3.45 MB |
D10 | QGD Slav defence, Alekhine variation | 338 | 38.2% | 57.5% | 0.21 MB |
D10 | QGD Slav defence, exchange variation | 2311 | 45.2% | 55.6% | 1.44 MB |
D10 | QGD Slav, Winawer counter-gambit | 300 | 34.3% | 55.8% | 0.20 MB |
D11 | QGD Slav, 3.Nf3 | 4315 | 41.8% | 55.4% | 2.70 MB |
D11 | QGD Slav, 4.e3 | 6748 | 43.8% | 55.5% | 4.09 MB |
D11 | QGD Slav, Breyer variation | 300 | 42.3% | 57.8% | 0.21 MB |
D12 | QGD Slav, 4.e3 Bf5 | 4497 | 40.6% | 54.7% | 2.77 MB |
D12 | QGD Slav, Amsterdam variation | 22 | 54.5% | 45.5% | 0.02 MB |
D12 | QGD Slav, exchange variation | 110 | 37.3% | 48.6% | 0.08 MB |
D13 | QGD Slav, exchange variation | 1106 | 49.0% | 55.2% | 0.71 MB |
D14 | QGD Slav, exchange variation, 6.Bf4 Bf5 | 866 | 52.7% | 52.4% | 0.54 MB |
D14 | QGD Slav, exchange, Trifunovic variation | 273 | 51.6% | 52.2% | 0.17 MB |
D15 | QGD Slav accepted | 157 | 40.8% | 51.0% | 0.10 MB |
D15 | QGD Slav, 4.Nc3 | 5800 | 41.0% | 55.4% | 3.54 MB |
D15 | QGD Slav, 5.e3 (Alekhine variation) | 227 | 33.0% | 56.6% | 0.15 MB |
D15 | QGD Slav, Schlechter variation | 476 | 45.4% | 59.9% | 0.33 MB |
D15 | QGD Slav, Slav gambit | 79 | 29.1% | 67.7% | 0.05 MB |
D15 | QGD Slav, Suechting variation | 216 | 33.3% | 59.7% | 0.15 MB |
D15 | QGD Slav, Tolush-Geller gambit | 170 | 29.4% | 41.8% | 0.10 MB |
D16 | QGD Slav accepted, Alapin variation | 266 | 38.7% | 64.5% | 0.17 MB |
D16 | QGD Slav, Smyslov variation | 119 | 37.8% | 60.9% | 0.08 MB |
D16 | QGD Slav, Soultanbeieff variation | 586 | 51.4% | 52.1% | 0.38 MB |
D16 | QGD Slav, Steiner variation | 320 | 38.1% | 61.9% | 0.21 MB |
D17 | QGD Slav, Carlsbad variation | 581 | 40.1% | 61.4% | 0.35 MB |
D17 | QGD Slav, Czech defence | 525 | 48.6% | 55.7% | 0.34 MB |
D17 | QGD Slav, Krause attack | 992 | 41.0% | 58.4% | 0.63 MB |
D17 | QGD Slav, Wiesbaden variation | 801 | 42.3% | 57.5% | 0.46 MB |
D18 | QGD Slav, Dutch variation | 468 | 41.2% | 58.7% | 0.29 MB |
D18 | QGD Slav, Dutch, Lasker variation | 4 | 25.0% | 87.5% | 0.00 MB |
D19 | QGD Slav, Dutch variation | 1843 | 41.5% | 56.9% | 1.15 MB |
D19 | QGD Slav, Dutch variation, main line | 329 | 44.4% | 58.4% | 0.22 MB |
D19 | QGD Slav, Dutch, Saemisch variation | 3 | 33.3% | 50.0% | 0.00 MB |
D20 | QGA, 3.e4 | 3987 | 41.0% | 56.6% | 2.35 MB |
D20 | QGA, Linares variation | 118 | 36.4% | 58.9% | 0.07 MB |
D20 | Queen's gambit accepted | 1326 | 46.2% | 55.0% | 0.85 MB |
D21 | QGA, 3.Nf3 | 499 | 42.7% | 57.6% | 0.32 MB |
D21 | QGA, Alekhine defense, Borisenko-Furman variation | 43 | 34.9% | 45.3% | 0.03 MB |
D21 | QGA, Ericson variation | 6 | 0.0% | 33.3% | 0.01 MB |
D22 | QGA, Alekhine defence | 545 | 41.8% | 57.6% | 0.35 MB |
D22 | QGA, Alekhine defence, Alatortsev variation | 14 | 57.1% | 42.9% | 0.01 MB |
D22 | QGA, Haberditz variation | 233 | 55.4% | 56.0% | 0.15 MB |
D23 | QGA, Mannheim variation | 527 | 42.5% | 53.9% | 0.35 MB |
D23 | Queen's gambit accepted | 77 | 49.4% | 51.9% | 0.06 MB |
D24 | QGA, 4.Nc3 | 366 | 38.5% | 52.3% | 0.24 MB |
D24 | QGA, Bogolyubov variation | 233 | 47.6% | 54.7% | 0.14 MB |
D25 | QGA, 4.e3 | 233 | 39.9% | 57.3% | 0.15 MB |
D25 | QGA, Flohr variation | 129 | 27.1% | 65.5% | 0.08 MB |
D25 | QGA, Janowsky-Larsen variation | 661 | 41.5% | 58.5% | 0.43 MB |
D25 | QGA, Smyslov variation | 117 | 53.0% | 60.7% | 0.08 MB |
D26 | QGA, 4...e6 | 381 | 44.9% | 54.2% | 0.26 MB |
D26 | QGA, classical variation | 954 | 51.7% | 53.8% | 0.63 MB |
D26 | QGA, classical variation, 6.O-O | 223 | 49.8% | 57.6% | 0.16 MB |
D26 | QGA, classical, Furman variation | 5 | 60.0% | 30.0% | 0.00 MB |
D26 | QGA, classical, Steinitz variation | 178 | 49.4% | 64.0% | 0.12 MB |
D27 | QGA, classical, 6...a6 | 5068 | 52.9% | 55.0% | 3.15 MB |
D27 | QGA, classical, Geller variation | 94 | 53.2% | 57.4% | 0.07 MB |
D27 | QGA, classical, Rubinstein variation | 1701 | 48.7% | 56.7% | 1.08 MB |
D28 | QGA, classical, 7...b5 | 337 | 51.3% | 55.0% | 0.23 MB |
D28 | QGA, classical, 7.Qe2 | 69 | 50.7% | 61.6% | 0.05 MB |
D28 | QGA, classical, Flohr variation | 1 | 0.0% | 0.0% | 0.00 MB |
D29 | QGA, classical, 8...Bb7 | 380 | 42.4% | 47.2% | 0.25 MB |
D29 | QGA, classical, Smyslov variation | 47 | 53.2% | 43.6% | 0.04 MB |
D30 | QGD | 1211 | 47.5% | 51.4% | 0.73 MB |
D30 | QGD Slav | 641 | 46.2% | 54.9% | 0.43 MB |
D30 | QGD Slav, Semmering variation | 48 | 35.4% | 49.0% | 0.04 MB |
D30 | QGD, Capablanca variation | 45 | 33.3% | 58.9% | 0.03 MB |
D30 | QGD, Capablanca-Duras variation | 500 | 44.4% | 53.0% | 0.33 MB |
D30 | QGD, Hastings variation | 899 | 47.7% | 52.8% | 0.55 MB |
D30 | QGD, Stonewall variation | 4 | 50.0% | 75.0% | 0.00 MB |
D30 | QGD, Vienna variation | 1283 | 53.2% | 52.2% | 0.78 MB |
D30 | Queen's gambit declined | 8109 | 45.0% | 55.3% | 5.10 MB |
D31 | QGD, 3.Nc3 | 1328 | 39.8% | 54.6% | 0.85 MB |
D31 | QGD, Alapin variation | 17 | 23.5% | 64.7% | 0.01 MB |
D31 | QGD, Charousek (Petrosian) variation | 2328 | 46.4% | 54.4% | 1.44 MB |
D31 | QGD, Janowski variation | 378 | 42.6% | 54.6% | 0.26 MB |
D31 | QGD, semi-Slav | 1579 | 40.2% | 53.8% | 0.99 MB |
D31 | QGD, semi-Slav, Abrahams variation | 188 | 36.2% | 43.6% | 0.12 MB |
D31 | QGD, semi-Slav, Junge variation | 12 | 33.3% | 33.3% | 0.01 MB |
D31 | QGD, semi-Slav, Koomen variation | 9 | 55.6% | 38.9% | 0.01 MB |
D31 | QGD, semi-Slav, Marshall gambit | 1427 | 42.8% | 54.9% | 0.83 MB |
D31 | QGD, semi-Slav, Noteboom variation | 393 | 38.4% | 50.8% | 0.24 MB |
D32 | QGD, Tarrasch defence | 633 | 45.8% | 53.9% | 0.42 MB |
D32 | QGD, Tarrasch defence, 4.cd ed | 48 | 31.3% | 44.8% | 0.03 MB |
D32 | QGD, Tarrasch defence, Marshall gambit | 14 | 42.9% | 57.1% | 0.01 MB |
D32 | QGD, Tarrasch defence, Tarrasch gambit | 19 | 57.9% | 44.7% | 0.01 MB |
D32 | QGD, Tarrasch, von Hennig-Schara gambit | 133 | 45.1% | 63.2% | 0.10 MB |
D33 | QGD, Tarrasch, Folkestone (Swedish) variation | 250 | 48.4% | 56.2% | 0.17 MB |
D33 | QGD, Tarrasch, Prague variation | 227 | 42.7% | 54.0% | 0.15 MB |
D33 | QGD, Tarrasch, Schlechter-Rubinstein system | 61 | 34.4% | 56.6% | 0.04 MB |
D33 | QGD, Tarrasch, Schlechter-Rubinstein system, Rey Ardid variation | 2 | 50.0% | 25.0% | 0.00 MB |
D33 | QGD, Tarrasch, Wagner variation | 59 | 54.2% | 55.9% | 0.05 MB |
D34 | QGD, Tarrasch, Bogolyubov variation | 2 | 50.0% | 25.0% | 0.00 MB |
D34 | QGD, Tarrasch, Prague variation, 7...Be7 | 226 | 44.7% | 55.1% | 0.16 MB |
D34 | QGD, Tarrasch, Prague variation, 9.Bg5 | 629 | 46.7% | 58.8% | 0.40 MB |
D34 | QGD, Tarrasch, Prague variation, Normal position | 827 | 51.1% | 56.3% | 0.53 MB |
D34 | QGD, Tarrasch, Reti variation | 44 | 54.5% | 65.9% | 0.03 MB |
D35 | QGD, 3...Nf6 | 148 | 37.8% | 50.0% | 0.10 MB |
D35 | QGD, Harrwitz attack | 285 | 49.8% | 55.8% | 0.19 MB |
D35 | QGD, exchange variation | 475 | 41.9% | 56.1% | 0.32 MB |
D35 | QGD, exchange, Saemisch variation | 420 | 48.3% | 53.7% | 0.28 MB |
D35 | QGD, exchange, positional line | 1414 | 41.7% | 54.3% | 0.91 MB |
D35 | QGD, exchange, positional line, 5...c6 | 1135 | 44.1% | 56.3% | 0.76 MB |
D36 | QGD, exchange, positional line, 6.Qc2 | 533 | 43.3% | 55.3% | 0.35 MB |
D37 | QGD, 4.Nf3 | 7869 | 47.2% | 53.6% | 4.66 MB |
D37 | QGD, classical variation (5.Bf4) | 5685 | 46.7% | 55.0% | 3.45 MB |
D38 | QGD, Ragozin variation | 6445 | 46.9% | 53.2% | 3.85 MB |
D39 | QGD, Ragozin, Vienna variation | 1920 | 49.6% | 51.1% | 1.09 MB |
D40 | QGD, Semi-Tarrasch defence | 483 | 42.4% | 54.6% | 0.34 MB |
D40 | QGD, Semi-Tarrasch defence, Pillsbury variation | 97 | 50.5% | 58.2% | 0.07 MB |
D40 | QGD, Semi-Tarrasch, Levenfish variation | 5 | 40.0% | 60.0% | 0.00 MB |
D40 | QGD, Semi-Tarrasch, symmetrical variation | 27 | 48.1% | 53.7% | 0.02 MB |
D41 | QGD, Semi-Tarrasch with e3 | 370 | 47.0% | 56.8% | 0.25 MB |
D41 | QGD, Semi-Tarrasch, 5.cd | 873 | 50.3% | 56.8% | 0.54 MB |
D41 | QGD, Semi-Tarrasch, Kmoch variation | 15 | 60.0% | 43.3% | 0.01 MB |
D41 | QGD, Semi-Tarrasch, San Sebastian variation | 28 | 39.3% | 76.8% | 0.02 MB |
D42 | QGD, Semi-Tarrasch, 7.Bd3 | 449 | 47.0% | 54.7% | 0.30 MB |
D43 | QGD semi-Slav | 10361 | 42.7% | 53.1% | 6.05 MB |
D43 | QGD semi-Slav, Hastings variation | 5 | 20.0% | 90.0% | 0.01 MB |
D44 | QGD semi-Slav, 5.Bg5 dc | 271 | 48.3% | 49.3% | 0.18 MB |
D44 | QGD semi-Slav, Botvinnik system (anti-Meran) | 109 | 34.9% | 51.4% | 0.07 MB |
D44 | QGD semi-Slav, Ekstrom variation | 26 | 46.2% | 38.5% | 0.02 MB |
D44 | QGD semi-Slav, anti-Meran gambit | 981 | 34.6% | 58.4% | 0.51 MB |
D44 | QGD semi-Slav, anti-Meran, Alatortsev system | 1 | 100.0% | 50.0% | 0.00 MB |
D44 | QGD semi-Slav, anti-Meran, Lilienthal variation | 206 | 35.0% | 65.5% | 0.11 MB |
D44 | QGD semi-Slav, anti-Meran, Szabo variation | 31 | 22.6% | 37.1% | 0.02 MB |
D45 | QGD semi-Slav, 5...Nd7 | 843 | 40.7% | 51.4% | 0.55 MB |
D45 | QGD semi-Slav, 5.e3 | 528 | 38.3% | 57.0% | 0.35 MB |
D45 | QGD semi-Slav, Rubinstein (anti-Meran) system | 21 | 33.3% | 45.2% | 0.01 MB |
D45 | QGD semi-Slav, Stoltz variation | 13847 | 44.1% | 53.3% | 8.31 MB |
D45 | QGD semi-Slav, accelerated Meran (Alekhine variation) | 3205 | 43.8% | 54.2% | 1.95 MB |
D45 | QGD semi-Slav, stonewall defence | 14 | 42.9% | 50.0% | 0.01 MB |
D46 | QGD semi-Slav, 6.Bd3 | 50 | 40.0% | 66.0% | 0.04 MB |
D46 | QGD semi-Slav, Bogolyubov variation | 197 | 45.2% | 56.6% | 0.15 MB |
D46 | QGD semi-Slav, Chigorin defence | 482 | 45.9% | 55.1% | 0.33 MB |
D46 | QGD semi-Slav, Romih variation | 197 | 36.0% | 63.7% | 0.13 MB |
D47 | QGD semi-Slav, 7.Bc4 | 89 | 33.7% | 58.4% | 0.06 MB |
D47 | QGD semi-Slav, Meran variation | 1660 | 49.8% | 53.5% | 1.06 MB |
D47 | QGD semi-Slav, Meran, Wade variation | 7364 | 40.0% | 53.4% | 4.34 MB |
D47 | QGD semi-Slav, neo-Meran (Lundin variation) | 367 | 51.0% | 55.2% | 0.25 MB |
D48 | QGD semi-Slav, Meran | 24 | 4.2% | 43.8% | 0.02 MB |
D48 | QGD semi-Slav, Meran, 8...a6 | 1560 | 50.1% | 49.1% | 0.97 MB |
D48 | QGD semi-Slav, Meran, Pirc variation | 16 | 50.0% | 68.8% | 0.01 MB |
D48 | QGD semi-Slav, Meran, Reynolds' variation | 840 | 39.2% | 56.3% | 0.50 MB |
D48 | QGD semi-Slav, Meran, old main line | 128 | 35.9% | 53.1% | 0.08 MB |
D49 | QGD semi-Slav, Meran, Blumenfeld variation | 213 | 44.6% | 53.8% | 0.13 MB |
D49 | QGD semi-Slav, Meran, Rabinovich variation | 78 | 30.8% | 47.4% | 0.05 MB |
D49 | QGD semi-Slav, Meran, Rellstab attack | 17 | 35.3% | 58.8% | 0.01 MB |
D49 | QGD semi-Slav, Meran, Sozin variation | 171 | 43.9% | 47.1% | 0.09 MB |
D49 | QGD semi-Slav, Meran, Stahlberg variation | 80 | 41.3% | 45.6% | 0.05 MB |
D50 | QGD, 4.Bg5 | 512 | 39.5% | 58.8% | 0.33 MB |
D50 | QGD, Been-Koomen variation | 36 | 50.0% | 47.2% | 0.03 MB |
D50 | QGD, Canal (Venice) variation | 17 | 47.1% | 52.9% | 0.01 MB |
D50 | QGD, Semi-Tarrasch | 78 | 52.6% | 51.9% | 0.05 MB |
D50 | QGD, Semi-Tarrasch, Krause variation | 2 | 100.0% | 50.0% | 0.00 MB |
D50 | QGD, Semi-Tarrasch, Primitive Pillsbury variation | 15 | 40.0% | 53.3% | 0.01 MB |
D51 | QGD | 55 | 49.1% | 57.3% | 0.04 MB |
D51 | QGD, 4.Bg5 Nbd7 | 121 | 43.0% | 53.7% | 0.09 MB |
D51 | QGD, 5...c6 | 244 | 49.6% | 51.0% | 0.17 MB |
D51 | QGD, Alekhine variation | 8 | 12.5% | 56.3% | 0.01 MB |
D51 | QGD, Capablanca anti-Cambridge Springs variation | 51 | 45.1% | 59.8% | 0.04 MB |
D51 | QGD, Manhattan variation | 26 | 50.0% | 55.8% | 0.02 MB |
D51 | QGD, Rochlin variation | 13 | 46.2% | 46.2% | 0.01 MB |
D52 | QGD | 254 | 39.8% | 54.9% | 0.17 MB |
D52 | QGD, Cambridge Springs defence | 51 | 47.1% | 49.0% | 0.04 MB |
D52 | QGD, Cambridge Springs defence, 7.cd | 95 | 30.5% | 55.3% | 0.07 MB |
D52 | QGD, Cambridge Springs defence, Argentine variation | 26 | 34.6% | 44.2% | 0.02 MB |
D52 | QGD, Cambridge Springs defence, Bogoljubow variation | 550 | 50.9% | 55.6% | 0.38 MB |
D52 | QGD, Cambridge Springs defence, Capablanca variation | 39 | 35.9% | 59.0% | 0.03 MB |
D52 | QGD, Cambridge Springs defence, Rubinstein variation | 234 | 40.2% | 56.0% | 0.16 MB |
D52 | QGD, Cambridge Springs defence, Yugoslav variation | 558 | 40.0% | 56.7% | 0.35 MB |
D53 | QGD, 4.Bg5 Be7 | 1337 | 45.9% | 55.2% | 0.86 MB |
D53 | QGD, 4.Bg5 Be7, 5.e3 O-O | 106 | 44.3% | 52.4% | 0.07 MB |
D53 | QGD, Lasker variation | 6 | 33.3% | 66.7% | 0.01 MB |
D54 | QGD, Anti-neo-orthodox variation | 151 | 45.7% | 56.0% | 0.10 MB |
D55 | QGD, 6.Nf3 | 209 | 38.8% | 57.2% | 0.15 MB |
D55 | QGD, Neo-orthodox variation | 12 | 50.0% | 58.3% | 0.01 MB |
D55 | QGD, Neo-orthodox variation, 7.Bh4 | 231 | 51.9% | 57.6% | 0.16 MB |
D55 | QGD, Neo-orthodox variation, 7.Bxf6 | 452 | 48.2% | 52.4% | 0.30 MB |
D55 | QGD, Petrosian variation | 413 | 54.0% | 53.1% | 0.26 MB |
D55 | QGD, Pillsbury attack | 2 | 50.0% | 75.0% | 0.00 MB |
D56 | QGD, Lasker defence | 610 | 50.3% | 53.4% | 0.39 MB |
D56 | QGD, Lasker defence, Teichmann variation | 135 | 53.3% | 49.6% | 0.09 MB |
D57 | QGD, Lasker defence, Bernstein variation | 38 | 57.9% | 55.3% | 0.03 MB |
D57 | QGD, Lasker defence, main line | 169 | 52.7% | 55.3% | 0.11 MB |
D58 | QGD, Tartakower (Makagonov-Bondarevsky) system | 5474 | 47.1% | 52.1% | 3.46 MB |
D59 | QGD, Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd5 | 284 | 50.4% | 46.0% | 0.20 MB |
D59 | QGD, Tartakower variation | 151 | 48.3% | 46.0% | 0.11 MB |
D60 | QGD, Orthodox defence | 134 | 35.8% | 53.7% | 0.10 MB |
D60 | QGD, Orthodox defence, Botvinnik variation | 125 | 41.6% | 52.8% | 0.10 MB |
D60 | QGD, Orthodox defence, Rauzer variation | 120 | 47.5% | 54.6% | 0.08 MB |
D61 | QGD, Orthodox defence, Rubinstein variation | 457 | 46.6% | 53.3% | 0.31 MB |
D62 | QGD, Orthodox defence, 7.Qc2 c5, 8.cd (Rubinstein) | 267 | 51.3% | 54.5% | 0.17 MB |
D63 | QGD, Orthodox defence | 129 | 46.5% | 60.5% | 0.09 MB |
D63 | QGD, Orthodox defence, 7.Rc1 | 308 | 43.8% | 56.3% | 0.21 MB |
D63 | QGD, Orthodox defence, Capablanca variation | 5 | 40.0% | 60.0% | 0.00 MB |
D63 | QGD, Orthodox defence, Pillsbury attack | 37 | 54.1% | 62.2% | 0.02 MB |
D63 | QGD, Orthodox defence, Swiss (Henneberger) variation | 150 | 44.7% | 57.0% | 0.11 MB |
D63 | QGD, Orthodox defence, Swiss, Karlsbad variation | 379 | 44.9% | 54.6% | 0.26 MB |
D64 | QGD, Orthodox defence, Rubinstein attack (with Rc1) | 135 | 51.1% | 55.2% | 0.10 MB |
D64 | QGD, Orthodox defence, Rubinstein attack, Gruenfeld variation | 36 | 33.3% | 61.1% | 0.03 MB |
D64 | QGD, Orthodox defence, Rubinstein attack, Karlsbad variation | 29 | 41.4% | 41.4% | 0.02 MB |
D64 | QGD, Orthodox defence, Rubinstein attack, Wolf variation | 13 | 46.2% | 46.2% | 0.01 MB |
D65 | QGD, Orthodox defence, Rubinstein attack, main line | 36 | 50.0% | 58.3% | 0.03 MB |
D66 | QGD, Orthodox defence, Bd3 line | 357 | 48.2% | 56.9% | 0.24 MB |
D66 | QGD, Orthodox defence, Bd3 line, fianchetto variation | 29 | 37.9% | 63.8% | 0.02 MB |
D67 | QGD, Orthodox defence, Bd3 line | 19 | 57.9% | 44.7% | 0.02 MB |
D67 | QGD, Orthodox defence, Bd3 line, 11.O-O | 68 | 35.3% | 66.2% | 0.05 MB |
D67 | QGD, Orthodox defence, Bd3 line, Alekhine variation | 67 | 55.2% | 60.4% | 0.05 MB |
D68 | QGD, Orthodox defence, classical variation | 84 | 50.0% | 57.1% | 0.06 MB |
D68 | QGD, Orthodox defence, classical, 13.d1b1 (Maroczy) | 3 | 66.7% | 33.3% | 0.00 MB |
D68 | QGD, Orthodox defence, classical, 13.d1c2 (Vidmar) | 51 | 56.9% | 57.8% | 0.04 MB |
D69 | QGD, Orthodox defence, classical, 13.de | 17 | 52.9% | 55.9% | 0.01 MB |
D70 | Neo-Gruenfeld (Kemeri) defence | 286 | 39.2% | 53.1% | 0.18 MB |
D70 | Neo-Gruenfeld defence | 391 | 38.1% | 54.9% | 0.24 MB |
D71 | Neo-Gruenfeld, 5.cd | 419 | 45.8% | 56.6% | 0.27 MB |
D72 | Neo-Gruenfeld, 5.cd, main line | 315 | 35.2% | 61.1% | 0.20 MB |
D73 | Neo-Gruenfeld, 5.Nf3 | 1124 | 51.2% | 55.8% | 0.72 MB |
D74 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O | 334 | 47.9% | 56.6% | 0.23 MB |
D75 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc3 | 261 | 47.1% | 58.0% | 0.17 MB |
D75 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.dc | 39 | 38.5% | 65.4% | 0.03 MB |
D76 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6 | 670 | 46.9% | 57.2% | 0.44 MB |
D77 | Neo-Gruenfeld, 6.O-O | 970 | 48.0% | 55.1% | 0.63 MB |
D78 | Neo-Gruenfeld, 6.O-O c6 | 1134 | 45.1% | 52.5% | 0.73 MB |
D79 | Neo-Gruenfeld, 6.O-O, main line | 734 | 51.0% | 53.7% | 0.48 MB |
D80 | Gruenfeld defence | 1636 | 46.5% | 53.7% | 0.95 MB |
D80 | Gruenfeld, Lundin variation | 1 | 0.0% | 0.0% | 0.00 MB |
D80 | Gruenfeld, Stockholm variation | 1103 | 44.8% | 53.8% | 0.68 MB |
D81 | Gruenfeld, Russian variation | 783 | 42.0% | 58.8% | 0.50 MB |
D82 | Gruenfeld, 4.Bf4 | 799 | 43.8% | 53.8% | 0.50 MB |
D83 | Gruenfeld, Gruenfeld gambit | 118 | 46.6% | 55.5% | 0.08 MB |
D83 | Gruenfeld, Gruenfeld gambit, Botvinnik variation | 38 | 60.5% | 59.2% | 0.03 MB |
D83 | Gruenfeld, Gruenfeld gambit, Capablanca variation | 545 | 42.4% | 57.2% | 0.34 MB |
D84 | Gruenfeld, Gruenfeld gambit accepted | 173 | 48.6% | 58.4% | 0.11 MB |
D85 | Gruenfeld, exchange variation | 4386 | 48.5% | 55.9% | 2.58 MB |
D85 | Gruenfeld, modern exchange variation | 4179 | 47.9% | 56.3% | 2.38 MB |
D86 | Gruenfeld, exchange, Larsen variation | 11 | 36.4% | 54.5% | 0.01 MB |
D86 | Gruenfeld, exchange, Simagin's improved variation | 220 | 39.1% | 56.4% | 0.15 MB |
D86 | Gruenfeld, exchange, Simagin's lesser variation | 94 | 43.6% | 60.1% | 0.06 MB |
D86 | Gruenfeld, exchange, classical variation | 1444 | 46.7% | 55.9% | 0.89 MB |
D87 | Gruenfeld, exchange, Seville variation | 93 | 53.8% | 61.3% | 0.06 MB |
D87 | Gruenfeld, exchange, Spassky variation | 692 | 44.7% | 56.3% | 0.44 MB |
D88 | Gruenfeld, Spassky variation, main line, 10...cd, 11.cd | 291 | 42.3% | 61.0% | 0.19 MB |
D89 | Gruenfeld, Spassky variation, main line, 13.Bd3 | 75 | 40.0% | 48.0% | 0.05 MB |
D89 | Gruenfeld, exchange, Sokolsky variation | 12 | 41.7% | 45.8% | 0.01 MB |
D90 | Gruenfeld, Flohr variation | 495 | 41.0% | 52.6% | 0.31 MB |
D90 | Gruenfeld, Schlechter variation | 96 | 36.5% | 53.6% | 0.07 MB |
D90 | Gruenfeld, Three knights variation | 1033 | 49.4% | 53.7% | 0.62 MB |
D91 | Gruenfeld, 5.Bg5 | 1128 | 40.9% | 48.5% | 0.75 MB |
D92 | Gruenfeld, 5.Bf4 | 999 | 46.1% | 56.0% | 0.63 MB |
D93 | Gruenfeld with Bf4 e3 | 416 | 49.3% | 55.6% | 0.28 MB |
D94 | Gruenfeld with e3 Bd3 | 25 | 40.0% | 48.0% | 0.02 MB |
D94 | Gruenfeld, 5.e3 | 525 | 44.4% | 56.3% | 0.35 MB |
D94 | Gruenfeld, Flohr defence | 23 | 52.2% | 60.9% | 0.02 MB |
D94 | Gruenfeld, Makogonov variation | 143 | 40.6% | 51.0% | 0.10 MB |
D94 | Gruenfeld, Opovcensky variation | 237 | 44.3% | 52.1% | 0.16 MB |
D94 | Gruenfeld, Smyslov defence | 229 | 48.0% | 55.0% | 0.16 MB |
D95 | Gruenfeld with e3 & Qb3 | 48 | 39.6% | 59.4% | 0.04 MB |
D95 | Gruenfeld, Botvinnik variation | 146 | 44.5% | 50.3% | 0.11 MB |
D96 | Gruenfeld, Russian variation | 533 | 41.8% | 51.9% | 0.35 MB |
D97 | Gruenfeld, Russian variation with e4 | 97 | 32.0% | 61.3% | 0.07 MB |
D97 | Gruenfeld, Russian, Alekhine (Hungarian) variation | 2157 | 46.2% | 51.7% | 1.33 MB |
D97 | Gruenfeld, Russian, Byrne (Simagin) variation | 214 | 40.7% | 63.3% | 0.14 MB |
D97 | Gruenfeld, Russian, Levenfish variation | 29 | 34.5% | 62.1% | 0.02 MB |
D97 | Gruenfeld, Russian, Prins variation | 539 | 46.0% | 56.4% | 0.35 MB |
D97 | Gruenfeld, Russian, Szabo (Boleslavsky) variation | 278 | 45.0% | 58.1% | 0.18 MB |
D98 | Gruenfeld, Russian, Keres variation | 22 | 50.0% | 47.7% | 0.02 MB |
D98 | Gruenfeld, Russian, Smyslov variation | 396 | 40.2% | 59.7% | 0.25 MB |
D99 | Gruenfeld defence, Smyslov, Yugoslav variation | 27 | 22.2% | 51.9% | 0.02 MB |
D99 | Gruenfeld defence, Smyslov, main line | 261 | 42.1% | 59.0% | 0.17 MB |
E00 | Catalan opening | 4887 | 42.4% | 55.1% | 3.01 MB |
E00 | Neo-Indian (Seirawan) attack | 294 | 32.0% | 50.0% | 0.21 MB |
E00 | Queen's pawn game | 652 | 38.7% | 56.4% | 0.45 MB |
E01 | Catalan, closed | 958 | 48.5% | 54.6% | 0.63 MB |
E02 | Catalan, open, 5.Qa4 | 243 | 46.5% | 58.6% | 0.17 MB |
E03 | Catalan, open, 5.Qa4 Nbd7, 6.Qxc4 | 174 | 49.4% | 46.6% | 0.11 MB |
E03 | Catalan, open, Alekhine variation | 59 | 40.7% | 49.2% | 0.04 MB |
E04 | Catalan, open, 5.Nf3 | 6136 | 45.2% | 53.8% | 3.61 MB |
E05 | Catalan, open, classical line | 247 | 52.6% | 57.9% | 0.18 MB |
E06 | Catalan, closed, 5.Nf3 | 4298 | 50.9% | 53.8% | 2.66 MB |
E07 | Catalan, closed, 6...Nbd7 | 147 | 43.5% | 52.4% | 0.10 MB |
E07 | Catalan, closed, Botvinnik variation | 149 | 40.9% | 50.7% | 0.10 MB |
E08 | Catalan, closed, 7.Qc2 | 151 | 35.8% | 61.6% | 0.11 MB |
E08 | Catalan, closed, Qc2 & b3 | 378 | 41.3% | 52.1% | 0.25 MB |
E08 | Catalan, closed, Spassky gambit | 13 | 23.1% | 50.0% | 0.01 MB |
E08 | Catalan, closed, Zagoryansky variation | 10 | 60.0% | 50.0% | 0.01 MB |
E09 | Catalan, closed, Sokolsky variation | 5 | 20.0% | 50.0% | 0.00 MB |
E09 | Catalan, closed, main line | 333 | 37.2% | 59.8% | 0.23 MB |
E10 | Blumenfeld counter-gambit | 423 | 42.3% | 55.7% | 0.27 MB |
E10 | Blumenfeld counter-gambit accepted | 170 | 40.0% | 55.9% | 0.11 MB |
E10 | Blumenfeld counter-gambit, Dus-Chotimursky variation | 278 | 36.0% | 56.8% | 0.18 MB |
E10 | Blumenfeld counter-gambit, Spielmann variation | 184 | 34.8% | 58.2% | 0.11 MB |
E10 | Doery defence | 36 | 38.9% | 58.3% | 0.03 MB |
E10 | Dzindzikhashvili defence | 242 | 43.0% | 52.5% | 0.17 MB |
E10 | Queen's pawn game | 6172 | 45.1% | 55.2% | 3.86 MB |
E11 | Bogo-Indian defence | 2337 | 41.4% | 55.2% | 1.47 MB |
E11 | Bogo-Indian defence, Gruenfeld variation | 3005 | 40.8% | 56.3% | 1.88 MB |
E11 | Bogo-Indian defence, Monticelli trap | 23 | 43.5% | 39.1% | 0.02 MB |
E11 | Bogo-Indian defence, Nimzovich variation | 2025 | 41.7% | 57.5% | 1.30 MB |
E12 | Queen's Indian defence | 831 | 41.5% | 53.5% | 0.56 MB |
E12 | Queen's Indian, 4.Nc3 | 6037 | 40.9% | 53.2% | 3.70 MB |
E12 | Queen's Indian, 4.Nc3, Botvinnik variation | 46 | 28.3% | 48.9% | 0.03 MB |
E12 | Queen's Indian, Miles variation | 1915 | 43.4% | 53.4% | 1.25 MB |
E12 | Queen's Indian, Petrosian system | 8841 | 43.9% | 54.4% | 5.30 MB |
E13 | Queen's Indian, 4.Nc3, main line | 324 | 36.1% | 53.2% | 0.21 MB |
E14 | Queen's Indian, 4.e3 | 2260 | 40.4% | 52.7% | 1.44 MB |
E14 | Queen's Indian, Averbakh variation | 6 | 50.0% | 41.7% | 0.01 MB |
E15 | Queen's Indian, 4.g3 | 3747 | 48.4% | 55.2% | 2.27 MB |
E15 | Queen's Indian, 4.g3 Bb7 | 415 | 42.2% | 53.9% | 0.28 MB |
E15 | Queen's Indian, Buerger variation | 67 | 35.8% | 62.7% | 0.04 MB |
E15 | Queen's Indian, Nimzovich variation (exaggerated fianchetto) | 17853 | 42.0% | 56.5% | 10.81 MB |
E15 | Queen's Indian, Rubinstein variation | 197 | 35.0% | 60.2% | 0.13 MB |
E16 | Queen's Indian, Capablanca variation | 669 | 43.8% | 57.2% | 0.44 MB |
E16 | Queen's Indian, Riumin variation | 317 | 38.5% | 59.0% | 0.22 MB |
E16 | Queen's Indian, Yates variation | 536 | 42.7% | 57.7% | 0.37 MB |
E17 | Queen's Indian, 5.Bg2 Be7 | 58 | 41.4% | 46.6% | 0.04 MB |
E17 | Queen's Indian, Euwe variation | 105 | 53.3% | 54.3% | 0.07 MB |
E17 | Queen's Indian, Opovcensky variation | 951 | 40.6% | 55.5% | 0.60 MB |
E17 | Queen's Indian, anti-Queen's Indian system | 547 | 42.6% | 54.2% | 0.35 MB |
E17 | Queen's Indian, old main line, 6.O-O | 1345 | 43.9% | 57.9% | 0.84 MB |
E18 | Queen's Indian, old main line, 7.Nc3 | 2166 | 44.0% | 57.0% | 1.32 MB |
E19 | Queen's Indian, old main line, 9.Qxc3 | 1596 | 47.4% | 58.1% | 1.03 MB |
E20 | Nimzo-Indian defence | 296 | 47.0% | 53.2% | 0.21 MB |
E20 | Nimzo-Indian, Kmoch variation | 1374 | 38.1% | 53.7% | 0.80 MB |
E20 | Nimzo-Indian, Mikenas attack | 8 | 50.0% | 62.5% | 0.01 MB |
E20 | Nimzo-Indian, Romanishin-Kasparov (Steiner) system | 718 | 45.4% | 54.9% | 0.48 MB |
E21 | Nimzo-Indian, three knights variation | 3776 | 42.5% | 54.5% | 2.33 MB |
E21 | Nimzo-Indian, three knights, Euwe variation | 8 | 62.5% | 56.3% | 0.01 MB |
E21 | Nimzo-Indian, three knights, Korchnoi variation | 10 | 30.0% | 35.0% | 0.01 MB |
E22 | Nimzo-Indian, Spielmann variation | 717 | 39.1% | 53.3% | 0.46 MB |
E23 | Nimzo-Indian, Spielmann, 4...c5, 5.dc Nc6 | 123 | 44.7% | 46.7% | 0.08 MB |
E23 | Nimzo-Indian, Spielmann, Karlsbad variation | 47 | 40.4% | 45.7% | 0.03 MB |
E23 | Nimzo-Indian, Spielmann, San Remo variation | 29 | 41.4% | 51.7% | 0.02 MB |
E23 | Nimzo-Indian, Spielmann, Staahlberg variation | 2 | 0.0% | 100.0% | 0.00 MB |
E24 | Nimzo-Indian, Saemisch variation | 498 | 38.6% | 53.0% | 0.31 MB |
E24 | Nimzo-Indian, Saemisch, Botvinnik variation | 113 | 39.8% | 43.8% | 0.07 MB |
E25 | Nimzo-Indian, Saemisch variation | 223 | 42.2% | 55.2% | 0.14 MB |
E25 | Nimzo-Indian, Saemisch, Keres variation | 358 | 47.8% | 54.6% | 0.23 MB |
E25 | Nimzo-Indian, Saemisch, Romanovsky variation | 161 | 59.0% | 52.5% | 0.11 MB |
E26 | Nimzo-Indian, Saemisch variation | 289 | 37.0% | 55.9% | 0.18 MB |
E26 | Nimzo-Indian, Saemisch, O'Kelly variation | 58 | 39.7% | 50.9% | 0.04 MB |
E27 | Nimzo-Indian, Saemisch variation | 123 | 44.7% | 50.0% | 0.08 MB |
E28 | Nimzo-Indian, Saemisch variation | 368 | 31.8% | 52.6% | 0.24 MB |
E29 | Nimzo-Indian, Saemisch, Capablanca variation | 38 | 42.1% | 42.1% | 0.03 MB |
E29 | Nimzo-Indian, Saemisch, main line | 189 | 36.5% | 56.9% | 0.13 MB |
E30 | Nimzo-Indian, Leningrad variation | 1023 | 34.2% | 50.0% | 0.64 MB |
E30 | Nimzo-Indian, Leningrad, ...b5 gambit | 84 | 33.3% | 47.6% | 0.05 MB |
E31 | Nimzo-Indian, Leningrad, main line | 433 | 34.6% | 49.4% | 0.27 MB |
E32 | Nimzo-Indian, classical variation | 8323 | 43.7% | 53.9% | 4.96 MB |
E32 | Nimzo-Indian, classical, Adorjan gambit | 143 | 46.9% | 53.5% | 0.09 MB |
E33 | Nimzo-Indian, classical, 4...Nc6 | 293 | 35.8% | 56.1% | 0.21 MB |
E33 | Nimzo-Indian, classical, Milner-Barry (Zurich) variation | 487 | 40.0% | 58.8% | 0.32 MB |
E34 | Nimzo-Indian, classical, Noa variation | 1129 | 52.6% | 53.7% | 0.74 MB |
E35 | Nimzo-Indian, classical, Noa variation, 5.cd ed | 905 | 49.0% | 51.1% | 0.55 MB |
E36 | Nimzo-Indian, classical, Botvinnik variation | 16 | 43.8% | 59.4% | 0.01 MB |
E36 | Nimzo-Indian, classical, Noa variation, 5.a3 | 511 | 45.4% | 53.6% | 0.32 MB |
E36 | Nimzo-Indian, classical, Noa variation, main line | 1 | 0.0% | 0.0% | 0.00 MB |
E37 | Nimzo-Indian, classical, Noa variation, main line, 7.Qc2 | 589 | 48.6% | 60.4% | 0.38 MB |
E37 | Nimzo-Indian, classical, San Remo variation | 11 | 27.3% | 59.1% | 0.01 MB |
E38 | Nimzo-Indian, classical, 4...c5 | 826 | 39.6% | 59.5% | 0.54 MB |
E39 | Nimzo-Indian, classical, Pirc variation | 1219 | 41.3% | 55.0% | 0.78 MB |
E40 | Nimzo-Indian, 4.e3 | 319 | 35.1% | 55.8% | 0.22 MB |
E40 | Nimzo-Indian, 4.e3, Taimanov variation | 243 | 35.0% | 60.3% | 0.15 MB |
E41 | Nimzo-Indian, 4.e3 c5 | 1110 | 44.6% | 54.8% | 0.72 MB |
E41 | Nimzo-Indian, e3, Huebner variation | 555 | 34.4% | 50.9% | 0.37 MB |
E42 | Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) | 946 | 48.7% | 54.6% | 0.60 MB |
E43 | Nimzo-Indian, Fischer variation | 820 | 36.5% | 53.2% | 0.52 MB |
E44 | Nimzo-Indian, Fischer variation, 5.Ne2 | 764 | 39.4% | 55.3% | 0.50 MB |
E45 | Nimzo-Indian, 4.e3, Bronstein (Byrne) variation | 558 | 41.4% | 54.4% | 0.36 MB |
E46 | Nimzo-Indian, 4.e3 O-O | 136 | 40.4% | 51.8% | 0.10 MB |
E46 | Nimzo-Indian, Reshevsky variation | 1288 | 44.9% | 51.2% | 0.85 MB |
E46 | Nimzo-Indian, Simagin variation | 229 | 45.0% | 48.7% | 0.16 MB |
E47 | Nimzo-Indian, 4.e3 O-O, 5.Bd3 | 927 | 46.3% | 52.0% | 0.60 MB |
E48 | Nimzo-Indian, 4.e3 O-O, 5.Bd3 d5 | 834 | 44.1% | 52.3% | 0.55 MB |
E49 | Nimzo-Indian, 4.e3, Botvinnik system | 317 | 45.1% | 56.0% | 0.21 MB |
E50 | Nimzo-Indian, 4.e3 e8g8, 5.Nf3, without ...d5 | 322 | 44.4% | 49.5% | 0.23 MB |
E51 | Nimzo-Indian, 4.e3 e8g8, 5.Nf3 d7d5 | 396 | 50.0% | 52.3% | 0.27 MB |
E51 | Nimzo-Indian, 4.e3, Ragozin variation | 48 | 35.4% | 67.7% | 0.04 MB |
E52 | Nimzo-Indian, 4.e3, main line with ...b6 | 736 | 41.3% | 50.8% | 0.49 MB |
E53 | Nimzo-Indian, 4.e3, Gligoric system with 7...Nbd7 | 114 | 46.5% | 53.1% | 0.08 MB |
E53 | Nimzo-Indian, 4.e3, Keres variation | 162 | 44.4% | 50.6% | 0.11 MB |
E53 | Nimzo-Indian, 4.e3, main line with ...c5 | 569 | 44.8% | 55.3% | 0.35 MB |
E54 | Nimzo-Indian, 4.e3, Gligoric system with 7...dc | 1424 | 48.9% | 55.6% | 0.90 MB |
E54 | Nimzo-Indian, 4.e3, Gligoric system, Smyslov variation | 51 | 54.9% | 62.7% | 0.04 MB |
E55 | Nimzo-Indian, 4.e3, Gligoric system, Bronstein variation | 2142 | 48.9% | 55.3% | 1.38 MB |
E56 | Nimzo-Indian, 4.e3, main line with 7...Nc6 | 582 | 51.7% | 55.6% | 0.39 MB |
E57 | Nimzo-Indian, 4.e3, main line with 8...dc and 9...cd | 13 | 38.5% | 57.7% | 0.01 MB |
E58 | Nimzo-Indian, 4.e3, main line with 8...Bxc3 | 1650 | 45.0% | 52.8% | 1.04 MB |
E59 | Nimzo-Indian, 4.e3, main line | 805 | 43.6% | 53.9% | 0.51 MB |
E60 | King's Indian defence | 1540 | 33.8% | 55.3% | 0.97 MB |
E60 | King's Indian, 3.Nf3 | 4211 | 40.9% | 57.2% | 2.66 MB |
E60 | King's Indian, 3.g3 | 2699 | 42.5% | 55.3% | 1.68 MB |
E60 | King's Indian, 3.g3, counterthrust variation | 17 | 29.4% | 32.4% | 0.01 MB |
E60 | King's Indian, Anti-Gruenfeld | 168 | 38.7% | 52.1% | 0.12 MB |
E60 | King's Indian, Danube gambit | 12 | 41.7% | 54.2% | 0.01 MB |
E60 | Queen's pawn, Mengarini attack | 39 | 35.9% | 61.5% | 0.04 MB |
E61 | King's Indian defence, 3.Nc3 | 1710 | 36.1% | 55.7% | 1.08 MB |
E61 | King's Indian, Smyslov system | 126 | 36.5% | 52.4% | 0.09 MB |
E62 | King's Indian, fianchetto variation | 100 | 40.0% | 54.0% | 0.07 MB |
E62 | King's Indian, fianchetto with ...Nc6 | 316 | 33.5% | 55.7% | 0.21 MB |
E62 | King's Indian, fianchetto, Kavalek (Bronstein) variation | 658 | 33.4% | 60.0% | 0.45 MB |
E62 | King's Indian, fianchetto, Larsen system | 367 | 41.4% | 60.8% | 0.24 MB |
E62 | King's Indian, fianchetto, Simagin variation | 101 | 31.7% | 64.4% | 0.07 MB |
E62 | King's Indian, fianchetto, Uhlmann (Szabo) variation | 425 | 36.7% | 57.2% | 0.29 MB |
E62 | King's Indian, fianchetto, lesser Simagin (Spassky) variation | 396 | 36.6% | 59.7% | 0.27 MB |
E63 | King's Indian, fianchetto, Panno variation | 2540 | 38.0% | 56.9% | 1.64 MB |
E64 | King's Indian, fianchetto, Yugoslav system | 162 | 42.6% | 58.3% | 0.11 MB |
E65 | King's Indian, fianchetto, Yugoslav, 7.O-O | 324 | 46.6% | 53.5% | 0.22 MB |
E66 | King's Indian, fianchetto, Yugoslav Panno | 415 | 33.0% | 57.7% | 0.27 MB |
E67 | King's Indian, fianchetto with ...Nd7 | 145 | 40.0% | 58.6% | 0.11 MB |
E67 | King's Indian, fianchetto, classical variation | 680 | 42.2% | 55.2% | 0.46 MB |
E68 | King's Indian, fianchetto, classical variation, 8.e4 | 1600 | 40.4% | 59.7% | 1.02 MB |
E69 | King's Indian, fianchetto, classical main line | 578 | 33.7% | 62.7% | 0.36 MB |
E70 | King's Indian, 4.e4 | 1448 | 33.2% | 58.5% | 0.91 MB |
E70 | King's Indian, Kramer system | 542 | 31.5% | 57.5% | 0.32 MB |
E70 | King's Indian, accelerated Averbakh system | 205 | 35.6% | 52.9% | 0.13 MB |
E71 | King's Indian, Makagonov system (5.h3) | 1124 | 35.7% | 59.6% | 0.72 MB |
E72 | King's Indian with e4 & g3 | 159 | 34.6% | 56.3% | 0.11 MB |
E72 | King's Indian, Pomar system | 67 | 37.3% | 57.5% | 0.05 MB |
E73 | King's Indian, 5.Be2 | 59 | 28.8% | 63.6% | 0.04 MB |
E73 | King's Indian, Averbakh system | 1410 | 34.5% | 56.1% | 0.87 MB |
E73 | King's Indian, Semi-Averbakh system | 139 | 37.4% | 58.3% | 0.10 MB |
E74 | King's Indian, Averbakh, 6...c5 | 559 | 39.2% | 57.7% | 0.35 MB |
E75 | King's Indian, Averbakh, main line | 267 | 33.7% | 57.3% | 0.16 MB |
E76 | King's Indian, Four pawns attack | 373 | 38.3% | 58.3% | 0.24 MB |
E76 | King's Indian, Four pawns attack, dynamic line | 343 | 36.2% | 52.2% | 0.20 MB |
E77 | King's Indian, Four pawns attack | 221 | 32.1% | 59.0% | 0.14 MB |
E77 | King's Indian, Four pawns attack, 6.Be2 | 49 | 40.8% | 44.9% | 0.03 MB |
E77 | King's Indian, Four pawns attack, Florentine gambit | 18 | 38.9% | 41.7% | 0.01 MB |
E78 | King's Indian, Four pawns attack, with Be2 and Nf3 | 113 | 40.7% | 57.5% | 0.07 MB |
E79 | King's Indian, Four pawns attack, main line | 57 | 57.9% | 57.0% | 0.04 MB |
E80 | King's Indian, Saemisch variation | 711 | 34.0% | 58.8% | 0.45 MB |
E81 | King's Indian, Saemisch, 5...O-O | 3050 | 35.2% | 55.1% | 1.78 MB |
E81 | King's Indian, Saemisch, Byrne variation | 108 | 39.8% | 57.9% | 0.08 MB |
E82 | King's Indian, Saemisch, double fianchetto variation | 196 | 36.7% | 58.2% | 0.13 MB |
E83 | King's Indian, Saemisch, 6...Nc6 | 198 | 32.3% | 53.5% | 0.12 MB |
E83 | King's Indian, Saemisch, Panno formation | 473 | 37.2% | 56.9% | 0.30 MB |
E83 | King's Indian, Saemisch, Ruban variation | 27 | 29.6% | 51.9% | 0.02 MB |
E84 | King's Indian, Saemisch, Panno main line | 741 | 36.7% | 54.4% | 0.47 MB |
E85 | King's Indian, Saemisch, orthodox variation | 213 | 39.4% | 55.4% | 0.14 MB |
E86 | King's Indian, Saemisch, orthodox, 7.Nge2 c6 | 648 | 32.9% | 53.3% | 0.39 MB |
E87 | King's Indian, Saemisch, orthodox, 7.d5 | 507 | 27.0% | 57.1% | 0.32 MB |
E87 | King's Indian, Saemisch, orthodox, Bronstein variation | 1 | 100.0% | 50.0% | 0.00 MB |
E88 | King's Indian, Saemisch, orthodox, 7.d5 c6 | 494 | 33.4% | 58.0% | 0.32 MB |
E89 | King's Indian, Saemisch, orthodox main line | 88 | 31.8% | 55.7% | 0.06 MB |
E90 | King's Indian, 5.Nf3 | 1333 | 33.8% | 57.1% | 0.86 MB |
E90 | King's Indian, Larsen variation | 146 | 34.9% | 59.2% | 0.11 MB |
E90 | King's Indian, Zinnowitz variation | 75 | 40.0% | 54.7% | 0.06 MB |
E91 | King's Indian, 6.Be2 | 858 | 34.3% | 63.4% | 0.57 MB |
E91 | King's Indian, Kazakh variation | 372 | 37.9% | 57.9% | 0.26 MB |
E92 | King's Indian, Andersson variation | 425 | 55.8% | 48.4% | 0.28 MB |
E92 | King's Indian, Gligoric-Taimanov system | 1793 | 35.8% | 58.6% | 1.16 MB |
E92 | King's Indian, Petrosian system | 152 | 27.0% | 54.3% | 0.10 MB |
E92 | King's Indian, Petrosian system, Stein variation | 765 | 34.1% | 53.9% | 0.52 MB |
E92 | King's Indian, classical variation | 39 | 30.8% | 48.7% | 0.03 MB |
E93 | King's Indian, Petrosian system, main line | 142 | 33.8% | 53.5% | 0.10 MB |
E94 | King's Indian, orthodox variation | 1257 | 39.6% | 55.4% | 0.82 MB |
E94 | King's Indian, orthodox, 7...Nbd7 | 1116 | 35.4% | 60.0% | 0.76 MB |
E94 | King's Indian, orthodox, Donner variation | 306 | 37.3% | 58.8% | 0.21 MB |
E95 | King's Indian, orthodox, 7...Nbd7, 8.Re1 | 565 | 39.1% | 56.0% | 0.39 MB |
E96 | King's Indian, orthodox, 7...Nbd7, main line | 101 | 38.6% | 58.9% | 0.07 MB |
E97 | King's Indian, orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation) | 4914 | 34.3% | 56.0% | 3.17 MB |
E97 | King's Indian, orthodox, Aronin-Taimanov, bayonet attack | 1412 | 35.6% | 58.6% | 0.81 MB |
E98 | King's Indian, orthodox, Aronin-Taimanov, 9.Ne1 | 1016 | 27.3% | 61.5% | 0.65 MB |
E99 | King's Indian, orthodox, Aronin-Taimanov, Benko attack | 153 | 21.6% | 61.8% | 0.09 MB |
E99 | King's Indian, orthodox, Aronin-Taimanov, main line | 79 | 29.1% | 65.2% | 0.05 MB |
Created in 2005-2013 by CCRL team
Last games added on April 18, 2021 |