808 openings, graded honestly.

All openings, most played first, page 10 of 14

• No. 541 most playedC at 600A at 1000A at 1400A at 1800

  Italian Game: Scotch Gambit, Max Lange AttackC56

  1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5

  48.9% for Whiten = 654 at 600 · 0.02% of band games57.2% for Whiten = 4,441 at 1000 · 0.03% of band games57.9% for Whiten = 4,571 at 1400 · 0.04% of band games60.3% for Whiten = 9,693 at 1800 · 0.05% of band games

• No. 542 most playedC at 600C at 1000C at 1400C at 1800

  Queen's Pawn Game: Chigorin Variation, Irish GambitD00

  1. d4 d5 2. Nc3 c5

  49.0% for Whiten = 1,125 at 600 · 0.03% of band games47.3% for Whiten = 4,439 at 1000 · 0.03% of band games48.3% for Whiten = 3,532 at 1400 · 0.03% of band games47.9% for Whiten = 6,186 at 1800 · 0.03% of band games

• No. 543 most playedD at 600C at 1000C at 1400B at 1800

  Ruy Lopez: Schliemann DefenseC63

  1. e4 e5 2. Nf3 Nc6 3. Bb5 f5

  45.7% for Blackn = 523 at 600 · 0.01% of band games48.1% for Blackn = 4,350 at 1000 · 0.03% of band games49.7% for Blackn = 4,153 at 1400 · 0.04% of band games50.1% for Blackn = 12,076 at 1800 · 0.06% of band games

• No. 544 most playedD at 600D at 1000D at 1400D at 1800

  Queen's Gambit Declined: Tarrasch Defense, Pseudo-TarraschD30

  1. d4 d5 2. c4 e6 3. Nf3 c5

  45.0% for Blackn = 387 at 600 · 0.01% of band games44.8% for Blackn = 4,289 at 1000 · 0.03% of band games44.7% for Blackn = 4,569 at 1400 · 0.04% of band games43.6% for Blackn = 9,481 at 1800 · 0.05% of band games

• No. 545 most playedD at 600C at 1000B at 1400B at 1800

  English Opening: Symmetrical VariationA30

  1. c4 c5 2. Nf3

  47.4% for Whiten = 831 at 600 · 0.02% of band games49.7% for Whiten = 4,281 at 1000 · 0.03% of band games51.6% for Whiten = 5,126 at 1400 · 0.05% of band games51.4% for Whiten = 20,441 at 1800 · 0.10% of band games

• No. 546 most playedD at 600D at 1000C at 1400B at 1800

  Rat Defense: English RatA41

  1. d4 d6 2. c4 e5

  42.9% for Blackn = 1,380 at 600 · 0.03% of band games44.0% for Blackn = 4,270 at 1000 · 0.03% of band games46.2% for Blackn = 3,165 at 1400 · 0.03% of band games49.4% for Blackn = 10,577 at 1800 · 0.05% of band games

• No. 547 most playedB at 600B at 1000C at 1400C at 1800

  Nimzo-Larsen Attack: English VariationA01

  1. b3 c5

  51.7% for Whiten = 723 at 600 · 0.02% of band games51.3% for Whiten = 4,256 at 1000 · 0.03% of band games49.6% for Whiten = 5,396 at 1400 · 0.05% of band games48.1% for Whiten = 13,705 at 1800 · 0.07% of band games

• No. 548 most playedC at 600C at 1000B at 1400B at 1800

  Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto VariationB31

  1. e4 c5 2. Nf3 Nc6 3. Bb5 g6

  51.9% for Whiten = 310 at 600 · 0.01% of band games49.0% for Whiten = 4,247 at 1000 · 0.03% of band games50.3% for Whiten = 5,894 at 1400 · 0.05% of band games50.0% for Whiten = 17,457 at 1800 · 0.08% of band games

• No. 549 most playedC at 600C at 1000C at 1400C at 1800

  Alekhine Defense: Scandinavian Variation, Geschev GambitB02

  1. e4 Nf6 2. Nc3 d5 3. exd5 c6

  51.3% for Whiten = 990 at 600 · 0.02% of band games49.5% for Whiten = 4,241 at 1000 · 0.03% of band games47.4% for Whiten = 3,713 at 1400 · 0.03% of band games46.3% for Whiten = 9,622 at 1800 · 0.05% of band games

• No. 550 most playedB at 600A at 1000B at 1400B at 1800

  Slav Defense: Slav Gambit, Alekhine AttackD10

  1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4

  56.8% for Whiten = 753 at 600 · 0.02% of band games55.2% for Whiten = 4,203 at 1000 · 0.03% of band games54.3% for Whiten = 3,195 at 1400 · 0.03% of band games51.6% for Whiten = 6,384 at 1800 · 0.03% of band games

• No. 551 most playedD at 600D at 1000D at 1400D at 1800

  Caro-Kann Defense: Modern VariationB12

  1. e4 c6 2. d4 d5 3. Nd2

  42.4% for Blackn = 526 at 600 · 0.01% of band games42.1% for Blackn = 4,198 at 1000 · 0.03% of band games42.7% for Blackn = 5,553 at 1400 · 0.05% of band games43.0% for Blackn = 25,739 at 1800 · 0.12% of band games

• No. 552 most playedD at 600D at 1000D at 1400C at 1800

  King's Gambit Declined: Petrov's DefenseC30

  1. e4 e5 2. f4 Nf6

  45.0% for Blackn = 1,239 at 600 · 0.03% of band games42.6% for Blackn = 4,200 at 1000 · 0.03% of band games45.5% for Blackn = 4,113 at 1400 · 0.04% of band games45.3% for Blackn = 9,433 at 1800 · 0.05% of band games

• No. 553 most playedD at 600C at 1000C at 1400C at 1800

  Dutch Defense: Queen's Knight VariationA85

  1. d4 f5 2. c4 Nf6 3. Nc3

  43.1% for Blackn = 318 at 600 · 0.01% of band games47.3% for Blackn = 4,155 at 1000 · 0.03% of band games47.9% for Blackn = 6,641 at 1400 · 0.06% of band games47.3% for Blackn = 27,146 at 1800 · 0.13% of band games

• No. 554 most playedD at 600C at 1000C at 1400C at 1800

  Slav Defense: Quiet VariationD11

  1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3

  45.9% for Blackn = 553 at 600 · 0.01% of band games45.6% for Blackn = 4,123 at 1000 · 0.03% of band games46.3% for Blackn = 4,818 at 1400 · 0.04% of band games45.8% for Blackn = 16,218 at 1800 · 0.08% of band games

• No. 555 most playedB at 600B at 1000B at 1400B at 1800

  English Opening: King's English Variation, Four Knights VariationA28

  1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6

  52.0% for Whiten = 779 at 600 · 0.02% of band games51.6% for Whiten = 4,108 at 1000 · 0.03% of band games52.8% for Whiten = 3,897 at 1400 · 0.04% of band games53.0% for Whiten = 10,271 at 1800 · 0.05% of band games

• No. 556 most playedno grade at 600C at 1000C at 1400C at 1800

  Benoni Defense: Old BenoniA43

  1. d4 c5 2. d5 d6

  45.3% for Blackn = 296 at 600 · 0.01% of band games47.1% for Blackn = 4,042 at 1000 · 0.03% of band games46.9% for Blackn = 7,209 at 1400 · 0.07% of band games46.9% for Blackn = 32,394 at 1800 · 0.15% of band games

• No. 557 most playedD at 600D at 1000D at 1400D at 1800

  Sicilian Defense: Jalalabad VariationB27

  1. e4 c5 2. Nf3 e5

  35.8% for Blackn = 2,547 at 600 · 0.06% of band games37.7% for Blackn = 4,016 at 1000 · 0.03% of band games40.6% for Blackn = 1,871 at 1400 · 0.02% of band games41.9% for Blackn = 2,456 at 1800 · 0.01% of band games

• No. 558 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

• No. 559 most playedno grade at 600C at 1000C at 1400C at 1800

  Sicilian Defense: Chekhover VariationB53

  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4

  48.6% for Blackn = 284 at 600 · 0.01% of band games48.6% for Blackn = 3,942 at 1000 · 0.03% of band games49.4% for Blackn = 4,227 at 1400 · 0.04% of band games45.6% for Blackn = 11,066 at 1800 · 0.05% of band games

• No. 560 most playedC at 600C at 1000C at 1400C at 1800

  Polish Opening: Czech DefenseA00

  1. b4 e5 2. Bb2 d6

  49.6% for Blackn = 345 at 600 · 0.01% of band games47.7% for Blackn = 3,929 at 1000 · 0.03% of band games48.7% for Blackn = 5,762 at 1400 · 0.05% of band games45.9% for Blackn = 12,512 at 1800 · 0.06% of band games

• No. 561 most playedB at 600A at 1000A at 1400B at 1800

  Scandinavian Defense: Main Line, Leonhardt GambitB01

  1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4

  55.3% for Whiten = 490 at 600 · 0.01% of band games56.0% for Whiten = 3,920 at 1000 · 0.03% of band games56.0% for Whiten = 4,313 at 1400 · 0.04% of band games52.8% for Whiten = 10,231 at 1800 · 0.05% of band games

• No. 562 most playedB at 600D at 1000D at 1400C at 1800

  Scandinavian Defense: Marshall VariationB01

  1. e4 d5 2. exd5 Nf6 3. d4 Nxd5

  52.3% for Blackn = 541 at 600 · 0.01% of band games44.5% for Blackn = 3,919 at 1000 · 0.03% of band games44.7% for Blackn = 7,042 at 1400 · 0.07% of band games44.6% for Blackn = 28,514 at 1800 · 0.14% of band games

• No. 563 most playedno grade at 600D at 1000D at 1400D at 1800

  Scotch Game: Benima DefenseC44

  1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4

  38.0% for Blackn = 163 at 600 · 0.00% of band games45.9% for Blackn = 3,906 at 1000 · 0.03% of band games44.9% for Blackn = 6,368 at 1400 · 0.06% of band games43.0% for Blackn = 17,170 at 1800 · 0.08% of band games

• No. 564 most playedD at 600C at 1000C at 1400C at 1800

  Sicilian Defense: Moscow Variation, Main LineB52

  1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7

  44.9% for Blackn = 450 at 600 · 0.01% of band games48.2% for Blackn = 3,877 at 1000 · 0.03% of band games48.7% for Blackn = 4,540 at 1400 · 0.04% of band games45.3% for Blackn = 13,513 at 1800 · 0.06% of band games

• No. 565 most playedC at 600B at 1000B at 1400C at 1800

  King's Gambit Declined: Classical VariationC30

  1. e4 e5 2. f4 Bc5

  49.6% for Whiten = 826 at 600 · 0.02% of band games52.0% for Whiten = 3,829 at 1000 · 0.03% of band games51.9% for Whiten = 5,417 at 1400 · 0.05% of band games49.5% for Whiten = 14,061 at 1800 · 0.07% of band games

• No. 566 most playedD at 600C at 1000C at 1400C at 1800

  Modern Defense: Geller's SystemB07

  1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c3

  45.8% for Whiten = 356 at 600 · 0.01% of band games48.3% for Whiten = 3,826 at 1000 · 0.03% of band games47.9% for Whiten = 5,268 at 1400 · 0.05% of band games46.1% for Whiten = 14,491 at 1800 · 0.07% of band games

• No. 567 most playedC at 600C at 1000C at 1400B at 1800

  Philidor Defense: Morphy GambitC41

  1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4

  52.9% for Whiten = 329 at 600 · 0.01% of band games49.8% for Whiten = 3,810 at 1000 · 0.03% of band games50.3% for Whiten = 4,789 at 1400 · 0.04% of band games52.0% for Whiten = 9,981 at 1800 · 0.05% of band games

• No. 568 most playedC at 600B at 1000A at 1400B at 1800

  Italian Game: Scotch GambitC56

  1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O

  53.3% for Whiten = 405 at 600 · 0.01% of band games54.9% for Whiten = 3,796 at 1000 · 0.03% of band games55.5% for Whiten = 3,870 at 1400 · 0.04% of band games52.5% for Whiten = 11,286 at 1800 · 0.05% of band games

• No. 569 most playedno grade at 600C at 1000C at 1400C at 1800

  Sicilian Defense: O'Kelly Variation, Normal SystemB28

  1. e4 c5 2. Nf3 a6 3. d4

  49.6% for Whiten = 224 at 600 · 0.01% of band games50.3% for Whiten = 3,724 at 1000 · 0.03% of band games47.6% for Whiten = 5,003 at 1400 · 0.05% of band games46.4% for Whiten = 15,580 at 1800 · 0.07% of band games

• No. 570 most playedB at 600B at 1000B at 1400B at 1800

  English Opening: King's English Variation, Three Knights SystemA27

  1. c4 e5 2. Nc3 Nc6 3. Nf3

  54.1% for Whiten = 833 at 600 · 0.02% of band games53.3% for Whiten = 3,718 at 1000 · 0.03% of band games53.1% for Whiten = 3,274 at 1400 · 0.03% of band games52.9% for Whiten = 7,922 at 1800 · 0.04% of band games

• No. 571 most playedno grade at 600C at 1000C at 1400C at 1800

  Modern DefenseA41

  1. d4 g6 2. c4 Bg7 3. Nc3 d6

  54.4% for Blackn = 184 at 600 · 0.00% of band games48.7% for Blackn = 3,651 at 1000 · 0.03% of band games47.0% for Blackn = 7,113 at 1400 · 0.07% of band games47.1% for Blackn = 30,725 at 1800 · 0.15% of band games

• No. 572 most playedno grade at 600C at 1000C at 1400C at 1800

  French Defense: Exchange Variation, Svenonius VariationC01

  1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bg5

  43.6% for Blackn = 287 at 600 · 0.01% of band games46.5% for Blackn = 3,617 at 1000 · 0.03% of band games47.1% for Blackn = 4,603 at 1400 · 0.04% of band games49.2% for Blackn = 8,232 at 1800 · 0.04% of band games

• No. 573 most playedD at 600D at 1000C at 1400C at 1800

  King's Gambit Declined: Falkbeer Countergambit AcceptedC31

  1. e4 e5 2. f4 d5 3. exd5

  44.1% for Blackn = 311 at 600 · 0.01% of band games43.9% for Blackn = 3,619 at 1000 · 0.03% of band games46.4% for Blackn = 7,648 at 1400 · 0.07% of band games48.3% for Blackn = 33,990 at 1800 · 0.16% of band games

• No. 574 most playedC at 600D at 1000C at 1400C at 1800

  French Defense: Exchange Variation, Monte Carlo VariationC01

  1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4

  49.2% for Blackn = 486 at 600 · 0.01% of band games45.2% for Blackn = 3,597 at 1000 · 0.03% of band games45.2% for Blackn = 6,213 at 1400 · 0.06% of band games45.6% for Blackn = 28,908 at 1800 · 0.14% of band games

• No. 575 most playedno grade at 600B at 1000B at 1400B at 1800

  Queen's Gambit Declined: Exchange Variation, Positional VariationD35

  1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5

  51.8% for Whiten = 247 at 600 · 0.01% of band games52.0% for Whiten = 3,592 at 1000 · 0.03% of band games52.1% for Whiten = 4,797 at 1400 · 0.04% of band games51.6% for Whiten = 21,812 at 1800 · 0.10% of band games

• No. 576 most playedD at 600D at 1000D at 1400C at 1800

  Semi-Slav Defense: Main LineD45

  1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3

  47.2% for Blackn = 405 at 600 · 0.01% of band games44.0% for Blackn = 3,595 at 1000 · 0.03% of band games44.0% for Blackn = 4,900 at 1400 · 0.05% of band games45.2% for Blackn = 21,353 at 1800 · 0.10% of band games

• No. 577 most playedD at 600C at 1000B at 1400B at 1800

  Indian Defense: Budapest GambitA51

  1. d4 Nf6 2. c4 e5

  47.2% for Blackn = 362 at 600 · 0.01% of band games47.6% for Blackn = 3,577 at 1000 · 0.03% of band games48.7% for Blackn = 7,689 at 1400 · 0.07% of band games48.6% for Blackn = 44,102 at 1800 · 0.21% of band games

• No. 578 most playedD at 600D at 1000D at 1400D at 1800

  Scotch Game: Scotch Gambit, London DefenseC44

  1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+

  41.3% for Blackn = 395 at 600 · 0.01% of band games43.5% for Blackn = 3,565 at 1000 · 0.03% of band games42.8% for Blackn = 4,318 at 1400 · 0.04% of band games44.0% for Blackn = 10,355 at 1800 · 0.05% of band games

• No. 579 most playedD at 600D at 1000D at 1400D at 1800

  Bird Opening: Williams GambitA03

  1. f4 d5 2. e4

  39.8% for Whiten = 1,323 at 600 · 0.03% of band games43.6% for Whiten = 3,484 at 1000 · 0.02% of band games43.9% for Whiten = 3,258 at 1400 · 0.03% of band games44.7% for Whiten = 6,480 at 1800 · 0.03% of band games

• No. 580 most playedno grade at 600C at 1000C at 1400C at 1800

  Italian Game: Classical Variation, La Bourdonnais VariationC53

  1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6

  50.2% for Whiten = 299 at 600 · 0.01% of band games47.9% for Whiten = 3,488 at 1000 · 0.02% of band games47.7% for Whiten = 3,973 at 1400 · 0.04% of band games46.6% for Whiten = 10,623 at 1800 · 0.05% of band games

• No. 581 most playedC at 600B at 1000B at 1400B at 1800

  Queen's Gambit Declined: Harrwitz AttackD35

  1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4

  51.0% for Whiten = 308 at 600 · 0.01% of band games50.8% for Whiten = 3,471 at 1000 · 0.02% of band games51.3% for Whiten = 4,667 at 1400 · 0.04% of band games50.3% for Whiten = 14,009 at 1800 · 0.07% of band games

• No. 582 most playedD at 600C at 1000C at 1400C at 1800

  Dutch Defense: Classical VariationA84

  1. d4 f5 2. c4 e6

  47.2% for Blackn = 360 at 600 · 0.01% of band games47.5% for Blackn = 3,457 at 1000 · 0.02% of band games50.0% for Blackn = 5,278 at 1400 · 0.05% of band games48.4% for Blackn = 20,609 at 1800 · 0.10% of band games

• No. 583 most playedB at 600A at 1000A at 1400A at 1800

  Queen's Gambit Declined: Three Knights, Vienna VariationD37

  1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4

  55.1% for Whiten = 461 at 600 · 0.01% of band games56.0% for Whiten = 3,440 at 1000 · 0.02% of band games55.9% for Whiten = 3,791 at 1400 · 0.04% of band games54.6% for Whiten = 9,840 at 1800 · 0.05% of band games

• No. 584 most playedD at 600C at 1000B at 1400B at 1800

  Alekhine DefenseB03

  1. e4 Nf6 2. e5 Nd5 3. d4 d6

  42.1% for Blackn = 580 at 600 · 0.01% of band games47.2% for Blackn = 3,435 at 1000 · 0.02% of band games50.3% for Blackn = 4,798 at 1400 · 0.04% of band games50.3% for Blackn = 26,045 at 1800 · 0.12% of band games

• No. 585 most playedD at 600B at 1000B at 1400B at 1800

  English Opening: Anglo-Indian Defense, Hedgehog SystemA17

  1. c4 Nf6 2. Nc3 e6

  47.6% for Whiten = 311 at 600 · 0.01% of band games51.8% for Whiten = 3,425 at 1000 · 0.02% of band games51.2% for Whiten = 5,824 at 1400 · 0.05% of band games49.7% for Whiten = 28,369 at 1800 · 0.14% of band games

• No. 586 most playedno grade at 600C at 1000C at 1400C at 1800

  Sicilian Defense: Mengarini VariationB20

  1. e4 c5 2. a3

  53.3% for Blackn = 240 at 600 · 0.01% of band games49.6% for Blackn = 3,427 at 1000 · 0.02% of band games48.8% for Blackn = 5,643 at 1400 · 0.05% of band games47.4% for Blackn = 24,889 at 1800 · 0.12% of band games

• No. 587 most playedno grade at 600B at 1000B at 1400B at 1800

  French Defense: Advance Variation, Euwe VariationC02

  1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7

  52.9% for Blackn = 121 at 600 · 0.00% of band games51.4% for Blackn = 3,403 at 1000 · 0.02% of band games53.3% for Blackn = 5,521 at 1400 · 0.05% of band games51.1% for Blackn = 18,440 at 1800 · 0.09% of band games

• No. 588 most playedD at 600C at 1000C at 1400C at 1800

  Sicilian Defense: Czerniak AttackB20

  1. e4 c5 2. b3

  46.2% for Whiten = 619 at 600 · 0.01% of band games48.8% for Whiten = 3,404 at 1000 · 0.02% of band games47.4% for Whiten = 4,234 at 1400 · 0.04% of band games46.8% for Whiten = 13,354 at 1800 · 0.06% of band games

• No. 589 most playedD at 600C at 1000C at 1400C at 1800

  Nimzowitsch Defense: Kennedy Variation, de Smet GambitB00

  1. e4 Nc6 2. d4 e5 3. dxe5 d6

  46.1% for Whiten = 666 at 600 · 0.02% of band games49.3% for Whiten = 3,358 at 1000 · 0.02% of band games49.5% for Whiten = 3,244 at 1400 · 0.03% of band games47.0% for Whiten = 9,656 at 1800 · 0.05% of band games

• No. 590 most playedno grade at 600C at 1000B at 1400B at 1800

  Queen's Gambit DeclinedD53

  1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3

  49.7% for Whiten = 157 at 600 · 0.00% of band games50.3% for Whiten = 3,361 at 1000 · 0.02% of band games50.2% for Whiten = 6,583 at 1400 · 0.06% of band games49.3% for Whiten = 26,947 at 1800 · 0.13% of band games

• No. 591 most playedD at 600C at 1000C at 1400B at 1800

  Sicilian Defense: Grand Prix AttackB23

  1. e4 c5 2. Nc3 Nc6 3. f4

  45.4% for Whiten = 304 at 600 · 0.01% of band games48.5% for Whiten = 3,356 at 1000 · 0.02% of band games49.7% for Whiten = 5,946 at 1400 · 0.06% of band games50.3% for Whiten = 28,102 at 1800 · 0.13% of band games

• No. 592 most playedno grade at 600D at 1000D at 1400C at 1800

  Scotch Game: Classical Variation, Intermezzo VariationC45

  1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6

  29.7% for Whiten = 246 at 600 · 0.01% of band games40.8% for Whiten = 3,350 at 1000 · 0.02% of band games44.1% for Whiten = 3,884 at 1400 · 0.04% of band games45.6% for Whiten = 8,374 at 1800 · 0.04% of band games

• No. 593 most playedno grade at 600D at 1000B at 1400B at 1800

  Benoni DefenseA56

  1. d4 Nf6 2. c4 c5

  45.5% for Blackn = 246 at 600 · 0.01% of band games47.2% for Blackn = 3,312 at 1000 · 0.02% of band games50.8% for Blackn = 5,692 at 1400 · 0.05% of band games50.5% for Blackn = 42,977 at 1800 · 0.21% of band games

• No. 594 most playedno grade at 600C at 1000C at 1400C at 1800

  Queen's Gambit Declined: Baltic Defense, Pseudo-SlavD02

  1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 c6

  49.3% for Blackn = 219 at 600 · 0.01% of band games46.9% for Blackn = 3,315 at 1000 · 0.02% of band games46.0% for Blackn = 4,294 at 1400 · 0.04% of band games45.4% for Blackn = 11,197 at 1800 · 0.05% of band games

• No. 595 most playedno grade at 600B at 1000C at 1400C at 1800

  Sicilian Defense: Dragon VariationB70

  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6

  49.4% for Blackn = 259 at 600 · 0.01% of band games48.7% for Blackn = 3,312 at 1000 · 0.02% of band games50.0% for Blackn = 5,289 at 1400 · 0.05% of band games48.9% for Blackn = 26,111 at 1800 · 0.12% of band games

• No. 596 most playedD at 600C at 1000C at 1400B at 1800

  English Opening: King's English Variation, Nimzowitsch VariationA20

  1. c4 e5 2. Nf3

  44.1% for Whiten = 1,891 at 600 · 0.04% of band games49.1% for Whiten = 3,285 at 1000 · 0.02% of band games48.0% for Whiten = 2,415 at 1400 · 0.02% of band games52.2% for Whiten = 4,856 at 1800 · 0.02% of band games

• No. 597 most playedD at 600D at 1000D at 1400D at 1800

  English Opening: Agincourt DefenseA13

  1. c4 e6 2. Nf3

  44.8% for Blackn = 601 at 600 · 0.01% of band games44.0% for Blackn = 3,268 at 1000 · 0.02% of band games44.0% for Blackn = 3,599 at 1400 · 0.03% of band games43.1% for Blackn = 11,843 at 1800 · 0.06% of band games

• No. 598 most playedD at 600D at 1000D at 1400C at 1800

  Slav IndianA50

  1. d4 Nf6 2. c4 c6

  46.3% for Blackn = 363 at 600 · 0.01% of band games45.3% for Blackn = 3,279 at 1000 · 0.02% of band games45.5% for Blackn = 3,728 at 1400 · 0.03% of band games44.9% for Blackn = 14,536 at 1800 · 0.07% of band games

• No. 599 most playedD at 600B at 1000B at 1400B at 1800

  Italian Game: Classical Variation, Giuoco PianissimoC54

  1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3

  47.9% for Whiten = 434 at 600 · 0.01% of band games51.5% for Whiten = 3,225 at 1000 · 0.02% of band games51.0% for Whiten = 3,189 at 1400 · 0.03% of band games50.0% for Whiten = 8,766 at 1800 · 0.04% of band games

• No. 600 most playedno grade at 600C at 1000C at 1400C at 1800

  Slav Defense: Quiet Variation, Schallopp DefenseD12

  1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6

  49.8% for Blackn = 251 at 600 · 0.01% of band games49.9% for Blackn = 3,230 at 1000 · 0.02% of band games48.6% for Blackn = 4,156 at 1400 · 0.04% of band games47.6% for Blackn = 12,768 at 1800 · 0.06% of band games