Openings

314 openings, graded honestly.

Ordered by how often they are actually played, then graded by what wins at each rating band. Every number carries its band and sample size. Switch the band in the header and the grades follow.

SearchColorStyleTier at 1000

No. 241 most playedC at 600C at 1000B at 1400C at 1800
French Defense: La Bourdonnais VariationC00
1. e4 e6 2. f4
49.9% for Blackn = 3,301 at 600 · 0.08% of band games48.8% for Blackn = 20,089 at 1000 · 0.14% of band games47.8% for Blackn = 27,820 at 1400 · 0.26% of band games47.9% for Blackn = 79,980 at 1800 · 0.38% of band games
No. 242 most playedD at 600A at 1000B at 1400A at 1800
Queen's Pawn Game: Levitsky AttackD00
1. d4 d5 2. Bg5
43.8% for Whiten = 6,129 at 600 · 0.14% of band games52.5% for Whiten = 20,058 at 1000 · 0.14% of band games53.3% for Whiten = 20,749 at 1400 · 0.19% of band games52.6% for Whiten = 46,467 at 1800 · 0.22% of band games
No. 243 most playedC at 600A at 1000B at 1400B at 1800
Queen's Pawn Game: Colle SystemD05
1. d4 d5 2. Nf3 Nf6 3. e3 e6
50.9% for Whiten = 4,075 at 600 · 0.10% of band games50.9% for Whiten = 19,902 at 1000 · 0.14% of band games51.3% for Whiten = 21,875 at 1400 · 0.20% of band games50.5% for Whiten = 53,426 at 1800 · 0.26% of band games
No. 244 most playedD at 600C at 1000C at 1400C at 1800
King's Indian DefenseE61
1. d4 Nf6 2. c4 g6 3. Nc3
46.0% for Blackn = 1,551 at 600 · 0.04% of band games48.0% for Blackn = 19,382 at 1000 · 0.14% of band games47.6% for Blackn = 30,354 at 1400 · 0.28% of band games47.3% for Blackn = 124,899 at 1800 · 0.60% of band games
No. 245 most playedA at 600B at 1000B at 1400C at 1800
Scandinavian Defense: Blackburne-Kloosterboer GambitB01
1. e4 d5 2. exd5 c6
54.9% for Whiten = 4,149 at 600 · 0.10% of band games51.2% for Whiten = 19,091 at 1000 · 0.13% of band games49.3% for Whiten = 17,187 at 1400 · 0.16% of band games46.6% for Whiten = 44,386 at 1800 · 0.21% of band games
No. 246 most playedC at 600B at 1000D at 1400C at 1800
Modern Defense: Two Knights VariationB06
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3
46.3% for Blackn = 2,339 at 600 · 0.05% of band games45.8% for Blackn = 18,978 at 1000 · 0.13% of band games46.4% for Blackn = 18,406 at 1400 · 0.17% of band games46.4% for Blackn = 37,370 at 1800 · 0.18% of band games
No. 247 most playedC at 600C at 1000C at 1400B at 1800
Zukertort Opening: Sicilian InvitationA04
1. Nf3 c5
47.8% for Whiten = 3,926 at 600 · 0.09% of band games47.8% for Whiten = 18,667 at 1000 · 0.13% of band games48.3% for Whiten = 19,926 at 1400 · 0.19% of band games49.5% for Whiten = 64,951 at 1800 · 0.31% of band games
No. 248 most playedB at 600B at 1000B at 1400B at 1800
Zukertort Opening: Pirc InvitationA04
1. Nf3 d6
47.3% for Whiten = 5,442 at 600 · 0.13% of band games49.7% for Whiten = 18,565 at 1000 · 0.13% of band games49.7% for Whiten = 14,782 at 1400 · 0.14% of band games49.8% for Whiten = 35,856 at 1800 · 0.17% of band games
No. 249 most playedD at 600C at 1000C at 1400B at 1800
Sicilian Defense: Hyperaccelerated DragonB27
1. e4 c5 2. Nf3 g6
49.1% for Blackn = 2,204 at 600 · 0.05% of band games48.9% for Blackn = 18,041 at 1000 · 0.13% of band games48.9% for Blackn = 19,879 at 1400 · 0.19% of band games48.7% for Blackn = 62,294 at 1800 · 0.30% of band games
No. 250 most playedD at 600D at 1000C at 1400D at 1800
Ruy Lopez: Steinitz DefenseC62
1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4
42.9% for Blackn = 1,812 at 600 · 0.04% of band games42.1% for Blackn = 18,026 at 1000 · 0.13% of band games42.2% for Blackn = 18,993 at 1400 · 0.18% of band games40.4% for Blackn = 33,627 at 1800 · 0.16% of band games
No. 251 most playedB at 600B at 1000B at 1400C at 1800
Sicilian Defense: Staunton-Cochrane VariationB20
1. e4 c5 2. c4
51.3% for Blackn = 4,293 at 600 · 0.10% of band games50.3% for Blackn = 17,928 at 1000 · 0.13% of band games50.5% for Blackn = 13,278 at 1400 · 0.12% of band games48.0% for Blackn = 32,965 at 1800 · 0.16% of band games
No. 252 most playedC at 600C at 1000C at 1400C at 1800
Caro-Kann Defense: Classical VariationB18
1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5
46.6% for Blackn = 2,464 at 600 · 0.06% of band games47.7% for Blackn = 17,678 at 1000 · 0.12% of band games45.4% for Blackn = 17,935 at 1400 · 0.17% of band games44.0% for Blackn = 46,787 at 1800 · 0.22% of band games
No. 253 most playedC at 600C at 1000C at 1400B at 1800
Sicilian Defense: French Variation, OpenB40
1. e4 c5 2. Nf3 e6 3. d4 cxd4
50.4% for Blackn = 1,013 at 600 · 0.02% of band games49.6% for Blackn = 17,656 at 1000 · 0.12% of band games49.6% for Blackn = 31,363 at 1400 · 0.29% of band games49.3% for Blackn = 124,847 at 1800 · 0.60% of band games
No. 254 most playedB at 600B at 1000B at 1400A at 1800
Queen's Gambit Declined: Three Knights VariationD37
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3
53.0% for Whiten = 1,607 at 600 · 0.04% of band games52.2% for Whiten = 17,238 at 1000 · 0.12% of band games51.4% for Whiten = 24,909 at 1400 · 0.23% of band games51.0% for Whiten = 94,551 at 1800 · 0.45% of band games
No. 255 most playedD at 600C at 1000C at 1400B at 1800
Old Indian DefenseA53
1. d4 Nf6 2. c4 d6
48.0% for Blackn = 1,795 at 600 · 0.04% of band games47.2% for Blackn = 16,850 at 1000 · 0.12% of band games47.0% for Blackn = 18,771 at 1400 · 0.17% of band games46.7% for Blackn = 57,399 at 1800 · 0.27% of band games
No. 256 most playedD at 600C at 1000C at 1400C at 1800
Slav Defense: Modern LineD11
1. d4 d5 2. c4 c6 3. Nf3
42.8% for Blackn = 1,952 at 600 · 0.05% of band games44.8% for Blackn = 15,982 at 1000 · 0.11% of band games44.3% for Blackn = 18,282 at 1400 · 0.17% of band games43.1% for Blackn = 63,497 at 1800 · 0.30% of band games
No. 257 most playedC at 600B at 1000B at 1400C at 1800
Italian Game: Hungarian DefenseC50
1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7
46.4% for Blackn = 1,640 at 600 · 0.04% of band games49.6% for Blackn = 15,449 at 1000 · 0.11% of band games48.6% for Blackn = 18,031 at 1400 · 0.17% of band games46.9% for Blackn = 42,513 at 1800 · 0.20% of band games
No. 258 most playedD at 600D at 1000D at 1400C at 1800
Queen's Gambit Declined: Albin CountergambitD08
1. d4 d5 2. c4 e5
42.5% for Blackn = 2,973 at 600 · 0.07% of band games44.3% for Blackn = 14,773 at 1000 · 0.10% of band games46.3% for Blackn = 13,995 at 1400 · 0.13% of band games46.0% for Blackn = 38,318 at 1800 · 0.18% of band games
No. 259 most playedC at 600B at 1000C at 1400C at 1800
Sicilian Defense: ClosedB23
1. e4 c5 2. Nc3 e6
51.7% for Blackn = 2,251 at 600 · 0.05% of band games49.9% for Blackn = 14,727 at 1000 · 0.10% of band games50.1% for Blackn = 17,092 at 1400 · 0.16% of band games47.4% for Blackn = 55,037 at 1800 · 0.26% of band games
No. 260 most playedD at 600B at 1000B at 1400C at 1800
Philidor DefenseC41
1. e4 e5 2. Nf3 d6 3. Bc4 Be7
45.4% for Blackn = 1,164 at 600 · 0.03% of band games49.0% for Blackn = 14,583 at 1000 · 0.10% of band games49.1% for Blackn = 20,228 at 1400 · 0.19% of band games47.2% for Blackn = 52,122 at 1800 · 0.25% of band games
No. 261 most playedC at 600C at 1000C at 1400B at 1800
Benoni Defense: Old BenoniA43
1. d4 c5 2. d5
43.2% for Blackn = 1,143 at 600 · 0.03% of band games45.8% for Blackn = 13,708 at 1000 · 0.10% of band games46.2% for Blackn = 20,797 at 1400 · 0.19% of band games47.2% for Blackn = 76,217 at 1800 · 0.36% of band games
No. 262 most playedC at 600C at 1000B at 1400B at 1800
Trompowsky AttackA45
1. d4 Nf6 2. Bg5
46.6% for Whiten = 2,059 at 600 · 0.05% of band games48.8% for Whiten = 13,476 at 1000 · 0.10% of band games49.3% for Whiten = 14,618 at 1400 · 0.14% of band games48.4% for Whiten = 42,190 at 1800 · 0.20% of band games
No. 263 most playedD at 600D at 1000C at 1400B at 1800
Scandinavian Defense: Gubinsky-Melts DefenseB01
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6
40.8% for Blackn = 2,525 at 600 · 0.06% of band games44.3% for Blackn = 13,198 at 1000 · 0.09% of band games46.4% for Blackn = 10,868 at 1400 · 0.10% of band games48.8% for Blackn = 28,288 at 1800 · 0.14% of band games
No. 264 most playedD at 600D at 1000C at 1400C at 1800
Petrov's DefenseC42
1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
42.2% for Blackn = 4,271 at 600 · 0.10% of band games45.0% for Blackn = 12,701 at 1000 · 0.09% of band games47.3% for Blackn = 10,841 at 1400 · 0.10% of band games45.2% for Blackn = 28,143 at 1800 · 0.13% of band games
No. 265 most playedD at 600A at 1000A at 1400A at 1800
Sicilian Defense: Smith-Morra GambitB21
1. e4 c5 2. d4 cxd4 3. c3
47.7% for Whiten = 627 at 600 · 0.01% of band games51.3% for Whiten = 12,427 at 1000 · 0.09% of band games50.9% for Whiten = 23,210 at 1400 · 0.22% of band games50.5% for Whiten = 104,990 at 1800 · 0.50% of band games
No. 266 most playedB at 600C at 1000B at 1400B at 1800
Queen's Gambit Declined: Modern VariationD50
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5
54.2% for Whiten = 757 at 600 · 0.02% of band games52.8% for Whiten = 12,413 at 1000 · 0.09% of band games51.1% for Whiten = 19,862 at 1400 · 0.19% of band games50.4% for Whiten = 67,163 at 1800 · 0.32% of band games
No. 267 most playedA at 600B at 1000B at 1400B at 1800
English Opening: Symmetrical Variation, Normal VariationA34
1. c4 c5 2. Nc3
54.6% for Whiten = 2,275 at 600 · 0.05% of band games52.4% for Whiten = 12,336 at 1000 · 0.09% of band games51.7% for Whiten = 14,758 at 1400 · 0.14% of band games50.6% for Whiten = 51,349 at 1800 · 0.25% of band games
No. 268 most playedD at 600D at 1000D at 1400C at 1800
Barnes OpeningA00
1. f3
37.6% for Whiten = 6,726 at 600 · 0.16% of band games41.0% for Whiten = 12,008 at 1000 · 0.08% of band games39.8% for Whiten = 6,794 at 1400 · 0.06% of band games46.5% for Whiten = 13,106 at 1800 · 0.06% of band games
No. 269 most playedC at 600C at 1000D at 1400D at 1800
Slav Defense: Three Knights VariationD15
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3
45.1% for Blackn = 1,171 at 600 · 0.03% of band games45.1% for Blackn = 11,906 at 1000 · 0.08% of band games45.0% for Blackn = 15,996 at 1400 · 0.15% of band games43.8% for Blackn = 69,029 at 1800 · 0.33% of band games
No. 270 most playedC at 600D at 1000C at 1400C at 1800
Alekhine Defense: Scandinavian VariationB02
1. e4 Nf6 2. Nc3 d5
46.0% for Blackn = 11,167 at 600 · 0.26% of band games46.7% for Blackn = 11,865 at 1000 · 0.08% of band games51.0% for Blackn = 7,289 at 1400 · 0.07% of band games50.6% for Blackn = 26,411 at 1800 · 0.13% of band games
No. 271 most playedC at 600C at 1000C at 1400C at 1800
English Opening: Anglo-Indian Defense, Queen's Knight VariationA16
1. c4 Nf6 2. Nc3
47.8% for Blackn = 1,390 at 600 · 0.03% of band games45.8% for Blackn = 11,778 at 1000 · 0.08% of band games46.2% for Blackn = 17,498 at 1400 · 0.16% of band games45.1% for Blackn = 78,644 at 1800 · 0.38% of band games
No. 272 most playedC at 600B at 1000B at 1400B at 1800
English Opening: Caro-Kann Defensive SystemA11
1. c4 c6
46.5% for Whiten = 1,927 at 600 · 0.05% of band games49.8% for Whiten = 11,675 at 1000 · 0.08% of band games49.3% for Whiten = 14,239 at 1400 · 0.13% of band games48.5% for Whiten = 50,049 at 1800 · 0.24% of band games
No. 273 most playedC at 600C at 1000B at 1400B at 1800
Sicilian Defense: Modern Variations, Main LineB54
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6
48.7% for Blackn = 731 at 600 · 0.02% of band games49.5% for Blackn = 11,313 at 1000 · 0.08% of band games49.5% for Blackn = 22,020 at 1400 · 0.21% of band games48.5% for Blackn = 119,987 at 1800 · 0.57% of band games
No. 274 most playedB at 600C at 1000B at 1400A at 1800
Réti OpeningA09
1. Nf3 d5 2. c4
52.4% for Whiten = 1,950 at 600 · 0.05% of band games52.9% for Whiten = 11,305 at 1000 · 0.08% of band games52.4% for Whiten = 11,994 at 1400 · 0.11% of band games53.5% for Whiten = 41,177 at 1800 · 0.20% of band games
No. 275 most playedD at 600B at 1000B at 1400B at 1800
King's Indian Defense: Normal VariationE70
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6
45.4% for Blackn = 788 at 600 · 0.02% of band games48.9% for Blackn = 11,111 at 1000 · 0.08% of band games47.3% for Blackn = 17,503 at 1400 · 0.16% of band games46.2% for Blackn = 81,854 at 1800 · 0.39% of band games
No. 276 most playedD at 600D at 1000C at 1400C at 1800
Dutch DefenseA84
1. d4 f5 2. c4
42.7% for Blackn = 1,364 at 600 · 0.03% of band games45.9% for Blackn = 10,914 at 1000 · 0.08% of band games47.7% for Blackn = 14,228 at 1400 · 0.13% of band games47.3% for Blackn = 48,255 at 1800 · 0.23% of band games
No. 277 most playedD at 600B at 1000B at 1400A at 1800
English Opening: Great Snake VariationA10
1. c4 g6
47.1% for Whiten = 1,349 at 600 · 0.03% of band games49.1% for Whiten = 10,520 at 1000 · 0.07% of band games49.3% for Whiten = 14,139 at 1400 · 0.13% of band games49.6% for Whiten = 43,265 at 1800 · 0.21% of band games
No. 278 most playedD at 600C at 1000B at 1400B at 1800
Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice LineC57
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7
40.4% for Blackn = 3,659 at 600 · 0.09% of band games49.2% for Blackn = 10,373 at 1000 · 0.07% of band games49.4% for Blackn = 3,721 at 1400 · 0.03% of band games51.0% for Blackn = 3,340 at 1800 · 0.02% of band games
No. 279 most playedD at 600C at 1000C at 1400C at 1800
Semi-Slav Defense: Accelerated Move OrderD31
1. d4 d5 2. c4 e6 3. Nc3 c6
45.1% for Blackn = 1,040 at 600 · 0.02% of band games44.4% for Blackn = 10,361 at 1000 · 0.07% of band games44.7% for Blackn = 15,194 at 1400 · 0.14% of band games44.7% for Blackn = 61,748 at 1800 · 0.30% of band games
No. 280 most playedD at 600C at 1000C at 1400C at 1800
Sicilian Defense: Accelerated DragonB32
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6
52.4% for Blackn = 492 at 600 · 0.01% of band games50.2% for Blackn = 10,287 at 1000 · 0.07% of band games48.7% for Blackn = 18,444 at 1400 · 0.17% of band games47.7% for Blackn = 67,466 at 1800 · 0.32% of band games
No. 281 most playedC at 600C at 1000C at 1400D at 1800
Modern Defense: Standard LineB06
1. e4 g6 2. d4 Bg7 3. Nc3
44.0% for Blackn = 1,191 at 600 · 0.03% of band games44.2% for Blackn = 9,479 at 1000 · 0.07% of band games44.4% for Blackn = 12,275 at 1400 · 0.11% of band games43.5% for Blackn = 41,598 at 1800 · 0.20% of band games
No. 282 most playedD at 600B at 1000C at 1400B at 1800
King's Indian Defense: Normal VariationE70
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4
43.5% for Blackn = 777 at 600 · 0.02% of band games47.4% for Blackn = 9,404 at 1000 · 0.07% of band games46.7% for Blackn = 14,778 at 1400 · 0.14% of band games45.7% for Blackn = 64,176 at 1800 · 0.31% of band games
No. 283 most playedD at 600D at 1000D at 1400D at 1800
Sicilian Defense: Taimanov VariationB44
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6
52.2% for Blackn = 339 at 600 · 0.01% of band games48.6% for Blackn = 9,316 at 1000 · 0.07% of band games48.5% for Blackn = 17,785 at 1400 · 0.17% of band games47.3% for Blackn = 68,141 at 1800 · 0.33% of band games
No. 284 most playedC at 600C at 1000C at 1400C at 1800
French Defense: Classical VariationC11
1. e4 e6 2. d4 d5 3. Nc3 Nf6
47.3% for Blackn = 2,795 at 600 · 0.07% of band games48.2% for Blackn = 9,104 at 1000 · 0.06% of band games48.8% for Blackn = 10,100 at 1400 · 0.09% of band games47.7% for Blackn = 49,472 at 1800 · 0.24% of band games
No. 285 most playedD at 600D at 1000C at 1400C at 1800
Alekhine DefenseB03
1. e4 Nf6 2. e5 Nd5 3. d4
40.8% for Blackn = 1,817 at 600 · 0.04% of band games44.6% for Blackn = 8,761 at 1000 · 0.06% of band games47.5% for Blackn = 9,138 at 1400 · 0.09% of band games49.4% for Blackn = 37,719 at 1800 · 0.18% of band games
No. 286 most playedD at 600B at 1000D at 1400C at 1800
King's Indian Defense: Normal Variation, Rare DefensesE90
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3
45.8% for Blackn = 627 at 600 · 0.01% of band games49.0% for Blackn = 8,717 at 1000 · 0.06% of band games47.9% for Blackn = 12,091 at 1400 · 0.11% of band games47.5% for Blackn = 41,454 at 1800 · 0.20% of band games
No. 287 most playedD at 600B at 1000B at 1400A at 1800
Sicilian Defense: Smith-Morra Gambit AcceptedB21
1. e4 c5 2. d4 cxd4 3. c3 dxc3
48.3% for Whiten = 435 at 600 · 0.01% of band games51.3% for Whiten = 8,717 at 1000 · 0.06% of band games51.3% for Whiten = 16,695 at 1400 · 0.16% of band games51.4% for Whiten = 70,598 at 1800 · 0.34% of band games
No. 288 most playedD at 600D at 1000D at 1400D at 1800
Sicilian Defense: Löwenthal VariationB32
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5
46.3% for Blackn = 423 at 600 · 0.01% of band games48.8% for Blackn = 8,661 at 1000 · 0.06% of band games47.4% for Blackn = 18,029 at 1400 · 0.17% of band games46.4% for Blackn = 74,012 at 1800 · 0.35% of band games
No. 289 most playedC at 600B at 1000B at 1400B at 1800
Nimzo-Indian DefenseE20
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
47.2% for Blackn = 464 at 600 · 0.01% of band games46.5% for Blackn = 7,892 at 1000 · 0.06% of band games46.6% for Blackn = 13,689 at 1400 · 0.13% of band games47.0% for Blackn = 62,586 at 1800 · 0.30% of band games
No. 290 most playedC at 600C at 1000B at 1400B at 1800
King's Gambit Declined: Falkbeer CountergambitC31
1. e4 e5 2. f4 d5
48.6% for Blackn = 1,036 at 600 · 0.02% of band games48.1% for Blackn = 7,385 at 1000 · 0.05% of band games48.6% for Blackn = 12,463 at 1400 · 0.12% of band games48.8% for Blackn = 53,688 at 1800 · 0.26% of band games
No. 291 most playedC at 600B at 1000C at 1400C at 1800
Sicilian Defense: Delayed Alapin Variation, with d6B50
1. e4 c5 2. Nf3 d6 3. c3
47.2% for Blackn = 487 at 600 · 0.01% of band games46.9% for Blackn = 7,339 at 1000 · 0.05% of band games46.3% for Blackn = 12,147 at 1400 · 0.11% of band games45.8% for Blackn = 46,817 at 1800 · 0.22% of band games
No. 292 most playedC at 600B at 1000C at 1400C at 1800
King's Indian Defense: Normal Variation, King's Knight VariationE60
1. d4 Nf6 2. Nf3 g6 3. c4
50.5% for Blackn = 740 at 600 · 0.02% of band games48.7% for Blackn = 6,735 at 1000 · 0.05% of band games48.4% for Blackn = 8,640 at 1400 · 0.08% of band games47.2% for Blackn = 32,629 at 1800 · 0.16% of band games
No. 293 most playedD at 600B at 1000D at 1400C at 1800
Sicilian Defense: Taimanov VariationB45
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3
45.8% for Blackn = 319 at 600 · 0.01% of band games47.0% for Blackn = 6,078 at 1000 · 0.04% of band games47.0% for Blackn = 11,451 at 1400 · 0.11% of band games47.1% for Blackn = 45,643 at 1800 · 0.22% of band games
No. 294 most playedD at 600D at 1000D at 1400C at 1800
Indian Defense: Anti-Nimzo-IndianE10
1. d4 Nf6 2. c4 e6 3. Nf3
45.9% for Blackn = 597 at 600 · 0.01% of band games44.4% for Blackn = 5,967 at 1000 · 0.04% of band games45.5% for Blackn = 8,604 at 1400 · 0.08% of band games45.1% for Blackn = 43,797 at 1800 · 0.21% of band games
No. 295 most playedno grade at 600B at 1000C at 1400C at 1800
Queen's Gambit DeclinedD53
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7
55.2% for Whiten = 299 at 600 · 0.01% of band games51.7% for Whiten = 5,758 at 1000 · 0.04% of band games49.9% for Whiten = 10,776 at 1400 · 0.10% of band games49.7% for Whiten = 42,959 at 1800 · 0.21% of band games
No. 296 most playedD at 600D at 1000D at 1400D at 1800
Semi-Slav DefenseD43
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6
45.7% for Blackn = 530 at 600 · 0.01% of band games44.8% for Blackn = 5,644 at 1000 · 0.04% of band games44.7% for Blackn = 8,872 at 1400 · 0.08% of band games44.3% for Blackn = 47,463 at 1800 · 0.23% of band games
No. 297 most playedC at 600A at 1000B at 1400C at 1800
Petrov's Defense: Stafford Gambit AcceptedC42
1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5
52.5% for Blackn = 320 at 600 · 0.01% of band games55.1% for Blackn = 5,297 at 1000 · 0.04% of band games52.2% for Blackn = 6,892 at 1400 · 0.06% of band games49.1% for Blackn = 13,442 at 1800 · 0.06% of band games
No. 298 most playedno grade at 600B at 1000B at 1400B at 1800
Sicilian Defense: Najdorf VariationB90
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6
47.5% for Blackn = 221 at 600 · 0.01% of band games49.4% for Blackn = 5,223 at 1000 · 0.04% of band games49.1% for Blackn = 11,796 at 1400 · 0.11% of band games48.4% for Blackn = 70,702 at 1800 · 0.34% of band games
No. 299 most playedno grade at 600D at 1000C at 1400C at 1800
Sicilian Defense: OpenB33
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6
51.6% for Blackn = 256 at 600 · 0.01% of band games48.7% for Blackn = 4,908 at 1000 · 0.03% of band games49.7% for Blackn = 8,505 at 1400 · 0.08% of band games49.2% for Blackn = 42,663 at 1800 · 0.20% of band games
No. 300 most playedC at 600A at 1000B at 1400C at 1800
Blackmar-Diemer Gambit Accepted: Ryder GambitD00
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3
47.5% for Whiten = 448 at 600 · 0.01% of band games55.6% for Whiten = 3,957 at 1000 · 0.03% of band games54.5% for Whiten = 3,962 at 1400 · 0.04% of band games52.4% for Whiten = 8,245 at 1800 · 0.04% of band games

All openings, most played first, page 5 of 6

French Defense: La Bourdonnais VariationC00

Queen's Pawn Game: Levitsky AttackD00

Queen's Pawn Game: Colle SystemD05

King's Indian DefenseE61

Scandinavian Defense: Blackburne-Kloosterboer GambitB01

Modern Defense: Two Knights VariationB06

Zukertort Opening: Sicilian InvitationA04

Zukertort Opening: Pirc InvitationA04

Sicilian Defense: Hyperaccelerated DragonB27

Ruy Lopez: Steinitz DefenseC62

Sicilian Defense: Staunton-Cochrane VariationB20

Caro-Kann Defense: Classical VariationB18

Sicilian Defense: French Variation, OpenB40

Queen's Gambit Declined: Three Knights VariationD37

Old Indian DefenseA53

Slav Defense: Modern LineD11

Italian Game: Hungarian DefenseC50

Queen's Gambit Declined: Albin CountergambitD08

Sicilian Defense: ClosedB23

Philidor DefenseC41

Benoni Defense: Old BenoniA43

Trompowsky AttackA45

Scandinavian Defense: Gubinsky-Melts DefenseB01

Petrov's DefenseC42

Sicilian Defense: Smith-Morra GambitB21

Queen's Gambit Declined: Modern VariationD50

English Opening: Symmetrical Variation, Normal VariationA34

Barnes OpeningA00

Slav Defense: Three Knights VariationD15

Alekhine Defense: Scandinavian VariationB02

English Opening: Anglo-Indian Defense, Queen's Knight VariationA16

English Opening: Caro-Kann Defensive SystemA11

Sicilian Defense: Modern Variations, Main LineB54

Réti OpeningA09

King's Indian Defense: Normal VariationE70

Dutch DefenseA84

English Opening: Great Snake VariationA10

Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice LineC57

Semi-Slav Defense: Accelerated Move OrderD31

Sicilian Defense: Accelerated DragonB32

Modern Defense: Standard LineB06

King's Indian Defense: Normal VariationE70

Sicilian Defense: Taimanov VariationB44

French Defense: Classical VariationC11

Alekhine DefenseB03

King's Indian Defense: Normal Variation, Rare DefensesE90

Sicilian Defense: Smith-Morra Gambit AcceptedB21

Sicilian Defense: Löwenthal VariationB32

Nimzo-Indian DefenseE20

King's Gambit Declined: Falkbeer CountergambitC31

Sicilian Defense: Delayed Alapin Variation, with d6B50

King's Indian Defense: Normal Variation, King's Knight VariationE60

Sicilian Defense: Taimanov VariationB45

Indian Defense: Anti-Nimzo-IndianE10

Queen's Gambit DeclinedD53

Semi-Slav DefenseD43

Petrov's Defense: Stafford Gambit AcceptedC42

Sicilian Defense: Najdorf VariationB90

Sicilian Defense: OpenB33

Blackmar-Diemer Gambit Accepted: Ryder GambitD00