| Position |
Opening |
Usage Ratio |
Games |
 |
 |
| Win |
Lost |
Draw |
Win |
Lost |
Draw |
| 1 |
C45 Scotch game |
 |
13.6% |
 |
|
252 |
174 |
70 |
7 |
1 |
0 |
0 |
| 2 |
B01 Scandinavian (centre counter) defence |
 |
8.1% |
 |
|
151 |
110 |
34 |
6 |
1 |
0 |
0 |
| 3 |
C41 Philidor's defence |
 |
6.6% |
 |
|
122 |
106 |
15 |
1 |
0 |
0 |
0 |
| 4 |
C41 Philidor: exchange variation |
 |
6.4% |
 |
|
118 |
82 |
31 |
4 |
0 |
1 |
0 |
| 5 |
C00 French: Steinitz attack |
 |
4.8% |
 |
|
89 |
54 |
31 |
4 |
0 |
0 |
0 |
| 6 |
C44 Scotch opening |
 |
|
 | 4.0% |
|
74 |
61 |
10 |
3 |
0 |
0 |
0 |
| 7 |
C45 Scotch game |
 |
|
 | 3.6% |
|
67 |
41 |
22 |
4 |
0 |
0 |
0 |
| 8 |
B00 Owen defence |
 |
|
 | 3.2% |
|
60 |
39 |
19 |
2 |
0 |
0 |
0 |
| 9 |
B54 Sicilian |
 |
|
 | 3.2% |
|
60 |
31 |
27 |
2 |
0 |
0 |
0 |
| 10 |
B00 King's pawn opening |
 |
|
 | 3.1% |
|
57 |
34 |
23 |
0 |
0 |
0 |
0 |
| 11 |
C41 Philidor: exchange variation |
 |
|
 | 2.9% |
|
53 |
30 |
18 |
5 |
0 |
0 |
0 |
| 12 |
C40 King's knight opening |
 |
|
 | 2.7% |
|
50 |
39 |
11 |
0 |
0 |
0 |
0 |
| 13 |
B32 Sicilian defence |
 |
|
 | 2.2% |
|
41 |
30 |
10 |
1 |
0 |
0 |
0 |
| 14 |
C42 Petrov's defence |
 |
|
 | 2.1% |
|
39 |
24 |
14 |
1 |
0 |
0 |
0 |
| 15 |
C40 Greco defence |
 |
|
 | 2.0% |
|
38 |
32 |
6 |
0 |
0 |
0 |
0 |
| 16 |
C00 French defence |
 |
|
 | 1.9% |
|
35 |
20 |
13 |
2 |
0 |
0 |
0 |
| 17 |
C45 Scotch: Mieses variation |
 |
|
 | 1.8% |
|
34 |
15 |
18 |
1 |
0 |
0 |
0 |
| 18 |
B21 Sicilian: Smith-Morra gambit |
 |
|
 | 1.8% |
|
33 |
19 |
13 |
1 |
0 |
0 |
0 |
| 19 |
C40 QP counter-gambit (elephant gambit) |
 |
|
 | 1.5% |
|
28 |
23 |
5 |
0 |
0 |
0 |
0 |
| 20 |
C42 Petrov: Damiano variation |
 |
|
 | 1.3% |
|
24 |
22 |
2 |
0 |
0 |
0 |
0 |
| 21 |
B06 Robatsch (modern) defence |
 |
|
 | 1.1% |
|
20 |
13 |
6 |
1 |
0 |
0 |
0 |
| 22 |
B10 Caro-Kann defence |
 |
|
 | 1.0% |
|
18 |
11 |
7 |
0 |
0 |
0 |
0 |
| 23 |
C40 Damiano's defence |
 |
|
 | 0.9% |
|
17 |
16 |
1 |
0 |
0 |
0 |
0 |
| 24 |
B32 Sicilian: Labourdonnais-Loewenthal variation |
 |
|
 | 0.9% |
|
16 |
12 |
2 |
2 |
0 |
0 |
0 |
| 25 |
B00 KP: Nimzovich defence |
 |
|
 | 0.7% |
|
13 |
10 |
3 |
0 |
0 |
0 |
0 |
| 26 |
C42 Petrov: Cozio (Lasker) attack |
 |
|
 | 0.6% |
|
12 |
6 |
6 |
0 |
0 |
0 |
0 |
| 27 |
C01 French: exchange variation |
 |
|
 | 0.6% |
|
12 |
6 |
6 |
0 |
0 |
0 |
0 |
| 28 |
C45 Scotch: Pulling counter-attack |
 |
|
 | 0.6% |
|
12 |
6 |
6 |
0 |
0 |
0 |
0 |
| 29 |
C00 French defence |
 |
|
 | 0.6% |
|
11 |
8 |
3 |
0 |
0 |
0 |
0 |
| 30 |
B00 KP: Nimzovich defence |
 |
|
 | 0.6% |
|
11 |
6 |
4 |
1 |
0 |
0 |
0 |
| 31 |
B20 Sicilian defence |
 |
|
 | 0.5% |
|
10 |
3 |
7 |
0 |
0 |
0 |
0 |
| 32 |
C41 Philidor: Hanham variation |
 |
|
 | 0.5% |
|
10 |
6 |
3 |
1 |
0 |
0 |
0 |
| 33 |
B28 Sicilian: O'Kelly variation |
 |
|
 | 0.5% |
|
10 |
8 |
2 |
0 |
0 |
0 |
0 |
| 34 |
B41 Sicilian: Kan variation |
 |
|
 | 0.5% |
|
9 |
4 |
5 |
0 |
0 |
0 |
0 |
| 35 |
B03 Alekhine's defence |
 |
|
 | 0.5% |
|
9 |
5 |
3 |
1 |
0 |
0 |
0 |
| 36 |
B06 Robatsch (modern) defence |
 |
|
 | 0.5% |
|
9 |
7 |
2 |
0 |
0 |
0 |
0 |
| 37 |
B44 Sicilian, Szen (`anti-Taimanov') variation |
 |
|
 | 0.4% |
|
8 |
4 |
3 |
1 |
0 |
0 |
0 |
| 38 |
B33 Sicilian defence |
 |
|
 | 0.4% |
|
8 |
2 |
6 |
0 |
0 |
0 |
0 |
| 39 |
B02 Alekhine's defence: Mokele Mbembe (Buecker) variation |
 |
|
 | 0.4% |
|
8 |
8 |
0 |
0 |
0 |
0 |
0 |
| 40 |
C44 Scotch: Lolli variation |
 |
|
 | 0.4% |
|
7 |
5 |
2 |
0 |
0 |
0 |
0 |
| 41 |
C40 Gunderam defence |
 |
|
 | 0.4% |
|
7 |
6 |
1 |
0 |
0 |
0 |
0 |
| 42 |
B00 Corn stalk defence |
 |
|
 | 0.4% |
|
7 |
7 |
0 |
0 |
0 |
0 |
0 |
| 43 |
B40 Sicilian defence |
 |
|
 | 0.4% |
|
7 |
5 |
2 |
0 |
0 |
0 |
0 |
| 44 |
B50 Sicilian |
 |
|
 | 0.3% |
|
6 |
5 |
1 |
0 |
0 |
0 |
0 |
| 45 |
B01 Scandinavian gambit |
 |
|
 | 0.3% |
|
6 |
2 |
4 |
0 |
0 |
0 |
0 |
| 46 |
B13 Caro-Kann: exchange variation |
 |
|
 | 0.3% |
|
6 |
2 |
4 |
0 |
0 |
0 |
0 |
| 47 |
B01 Scandinavian: Icelandic gambit |
 |
|
 | 0.3% |
|
6 |
2 |
4 |
0 |
0 |
0 |
0 |
| 48 |
B00 Barnes defence |
 |
|
 | 0.3% |
|
5 |
3 |
2 |
0 |
0 |
0 |
0 |
| 49 |
B27 Sicilian defence |
 |
|
 | 0.3% |
|
5 |
3 |
2 |
0 |
0 |
0 |
0 |
| 50 |
C00 Lengfellner system |
 |
|
 | 0.3% |
|
5 |
4 |
1 |
0 |
0 |
0 |
0 |
| 51 |
B40 Sicilian defence |
 |
|
 | 0.3% |
|
5 |
3 |
2 |
0 |
0 |
0 |
0 |
| 52 |
C45 Scotch: Schmidt variation |
 |
|
 | 0.3% |
|
5 |
1 |
4 |
0 |
0 |
0 |
0 |
| 53 |
B34 Sicilian: accelerated fianchetto, exchange variation |
 |
|
 | 0.2% |
|
4 |
2 |
2 |
0 |
0 |
0 |
0 |
| 54 |
C41 Philidor: Nimzovich variation |
 |
|
 | 0.2% |
|
4 |
4 |
0 |
0 |
0 |
0 |
0 |
| 55 |
C40 Latvian counter-gambit |
 |
|
 | 0.2% |
|
4 |
4 |
0 |
0 |
0 |
0 |
0 |
| 56 |
B27 Sicilian: Hungarian variation |
 |
|
 | 0.2% |
|
4 |
3 |
1 |
0 |
0 |
0 |
0 |
| 57 |
B00 Fred |
 |
|
 | 0.2% |
|
4 |
3 |
1 |
0 |
0 |
0 |
0 |
| 58 |
B12 Caro-Kann defence |
 |
|
 | 0.2% |
|
4 |
3 |
1 |
0 |
0 |
0 |
0 |
| 59 |
D20 Queen's gambit accepted |
 |
|
 | 0.2% |
|
3 |
0 |
0 |
0 |
2 |
1 |
0 |
| 60 |
C41 Philidor: Nimzovich (Jaenisch) variation |
 |
|
 | 0.2% |
|
3 |
3 |
0 |
0 |
0 |
0 |
0 |
| 61 |
C20 KP: Patzer opening |
 |
|
 | 0.2% |
|
3 |
0 |
0 |
0 |
3 |
0 |
0 |
| 62 |
B00 Reversed Grob (Borg/Basman defence/macho Grob) |
 |
|
 | 0.2% |
|
3 |
0 |
3 |
0 |
0 |
0 |
0 |
| 63 |
B00 St. George (Baker) defence |
 |
|
 | 0.2% |
|
3 |
1 |
1 |
1 |
0 |
0 |
0 |
| 64 |
B03 Alekhine's defence |
 |
|
 | 0.2% |
|
3 |
3 |
0 |
0 |
0 |
0 |
0 |
| 65 |
B03 Alekhine's defence: exchange variation |
 |
|
 | 0.2% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
| 66 |
B44 Sicilian defence |
 |
|
 | 0.2% |
|
3 |
0 |
3 |
0 |
0 |
0 |
0 |
| 67 |
B40 Sicilian: Anderssen variation |
 |
|
 | 0.2% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
| 68 |
B29 Sicilian: Nimzovich-Rubinstein variation |
 |
|
 | 0.2% |
|
3 |
3 |
0 |
0 |
0 |
0 |
0 |
| 69 |
B32 Sicilian: Flohr variation |
 |
|
 | <0.1% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 70 |
D00 Queen's pawn, Mason variation |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
| 71 |
A00 Anderssen's opening |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
| 72 |
C60 Ruy Lopez: Cozio defence |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
| 73 |
A10 English opening |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
0 |
2 |
0 |
| 74 |
C50 Hungarian defence |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
| 75 |
C23 Bishop's opening |
 |
|
 | <0.1% |
|
2 |
1 |
0 |
0 |
0 |
1 |
0 |
| 76 |
C50 King's pawn game |
 |
|
 | <0.1% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
| 77 |
C41 Philidor: Larsen variation |
 |
|
 | <0.1% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 78 |
B27 Sicilian: Katalimov variation |
 |
|
 | <0.1% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 79 |
B00 Carr's defence |
 |
|
 | <0.1% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 80 |
C45 Scotch: Tartakower variation |
 |
|
 | <0.1% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 81 |
B01 Scandinavian: Pytel-Wade variation |
 |
|
 | <0.1% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 82 |
B01 Scandinavian defence |
 |
|
 | <0.1% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 83 |
B02 Alekhine's defence |
 |
|
 | <0.1% |
|
2 |
1 |
0 |
1 |
0 |
0 |
0 |
| 84 |
C42 Petrov: French attack |
 |
|
 | <0.1% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 85 |
B12 Caro-Kann: advance variation |
 |
|
 | <0.1% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 86 |
C43 Petrov: modern (Steinitz) attack |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 87 |
C43 Petrov: modern attack, Symmetrical variation |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 88 |
C41 Philidor: Paulsen attack |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 89 |
C41 Philidor: Philidor counter-gambit, del Rio attack |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 90 |
C41 Philidor: Philidor counter-gambit |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 91 |
C60 Ruy Lopez: Vinogradov variation |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 92 |
D00 Queen's pawn game |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 93 |
C44 King's pawn game |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 94 |
A00 Benko's opening |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 95 |
A00 Grob's attack |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 96 |
A00 Dunst (Sleipner, Heinrichsen) opening |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 97 |
A00 Van't Kruijs opening |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 98 |
A02 Bird's opening |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 99 |
A21 English opening |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 100 |
B00 Lemming defence |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 101 |
B00 Fried fox defence |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 102 |
B00 KP: Colorado counter |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 103 |
B01 Scandinavian: Marshall variation |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 104 |
B02 Alekhine's defence: Brooklyn defence |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
1 |
0 |
0 |
0 |
| 105 |
B04 Alekhine's defence: modern variation |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 106 |
B04 Alekhine's defence: modern, Larsen variation |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 107 |
B04 Alekhine's defence: modern, fianchetto variation |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 108 |
B05 Alekhine's defence: modern variation, 4...Bg4 |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 109 |
B08 Pirc: classical system, 5.Be2 |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 110 |
C40 QP counter-gambit: Maroczy gambit |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 111 |
C36 KGA: Abbazia defence (classical defence, modern defence) |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 112 |
C33 KGA: bishop's gambit |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 113 |
C25 Vienna game, Max Lange defence |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 114 |
C24 Bishop's opening: Berlin defence |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 115 |
C23 Bishop's opening: Philidor counter-attack |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 116 |
C22 Centre game: Hall variation |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 117 |
C21 Danish gambit |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 118 |
C21 Centre game |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 119 |
C20 KP: Napoleon's opening |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 120 |
C20 King's pawn game |
 |
|
 | <0.1% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 121 |
C00 St. George defence |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 122 |
C00 French defence |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 123 |
B43 Sicilian: Kan, 5.Nc3 |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 124 |
B33 Sicilian: Pelikan (Lasker/Sveshnikov) variation |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 125 |
B27 Sicilian: Quinteros variation |
 |
|
 | <0.1% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 126 |
B15 Caro-Kann: Tartakower (Nimzovich) variation |
 |
|
 | <0.1% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |