| Position |
Opening |
Usage Ratio |
Games |
 |
 |
| Win |
Lost |
Draw |
Win |
Lost |
Draw |
| 1 |
A40 Queen's pawn |
 |
15.8% |
 |
|
74 |
0 |
0 |
0 |
25 |
44 |
5 |
| 2 |
B10 Caro-Kann defence |
 |
10.2% |
 |
|
48 |
0 |
1 |
0 |
19 |
23 |
5 |
| 3 |
C00 French defence, Steiner variation |
 |
6.6% |
 |
|
31 |
17 |
13 |
1 |
0 |
0 |
0 |
| 4 |
B12 Caro-Kann: advance variation |
 |
|
 | 4.5% |
|
21 |
0 |
0 |
0 |
6 |
12 |
3 |
| 5 |
C41 Philidor's defence |
 |
|
 | 4.1% |
|
19 |
8 |
9 |
2 |
0 |
0 |
0 |
| 6 |
A00 Van't Kruijs opening |
 |
|
 | 2.8% |
|
13 |
0 |
0 |
0 |
12 |
1 |
0 |
| 7 |
B13 Caro-Kann: exchange variation |
 |
|
 | 2.8% |
|
13 |
0 |
0 |
0 |
5 |
8 |
0 |
| 8 |
C62 Ruy Lopez: old Steinitz defence |
 |
|
 | 2.8% |
|
13 |
6 |
7 |
0 |
0 |
0 |
0 |
| 9 |
B10 Caro-Kann: anti-anti-Caro-Kann defence |
 |
|
 | 2.6% |
|
12 |
4 |
6 |
0 |
1 |
1 |
0 |
| 10 |
C42 Petrov: Italian variation |
 |
|
 | 2.3% |
|
11 |
4 |
6 |
1 |
0 |
0 |
0 |
| 11 |
B10 Caro-Kann: Hillbilly attack |
 |
|
 | 2.3% |
|
11 |
0 |
0 |
0 |
10 |
1 |
0 |
| 12 |
A04 Reti opening |
 |
|
 | 2.1% |
|
10 |
0 |
0 |
0 |
3 |
6 |
1 |
| 13 |
B01 Scandinavian (centre counter) defence |
 |
|
 | 2.1% |
|
10 |
4 |
6 |
0 |
0 |
0 |
0 |
| 14 |
B00 Owen defence |
 |
|
 | 1.9% |
|
9 |
4 |
4 |
1 |
0 |
0 |
0 |
| 15 |
B50 Sicilian |
 |
|
 | 1.9% |
|
9 |
3 |
4 |
2 |
0 |
0 |
0 |
| 16 |
C77 Ruy Lopez: Anderssen variation |
 |
|
 | 1.7% |
|
8 |
1 |
7 |
0 |
0 |
0 |
0 |
| 17 |
A11 English: Caro-Kann defensive system |
 |
|
 | 1.5% |
|
7 |
0 |
0 |
0 |
2 |
4 |
1 |
| 18 |
B12 Caro-Kann defence |
 |
|
 | 1.3% |
|
6 |
0 |
0 |
0 |
0 |
5 |
1 |
| 19 |
B10 Caro-Kann defence |
 |
|
 | 1.3% |
|
6 |
0 |
0 |
0 |
0 |
6 |
0 |
| 20 |
B30 Sicilian defence |
 |
|
 | 1.3% |
|
6 |
1 |
4 |
1 |
0 |
0 |
0 |
| 21 |
B30 Sicilian: Nimzovich-Rossolimo attack (without ...d6) |
 |
|
 | 1.3% |
|
6 |
2 |
4 |
0 |
0 |
0 |
0 |
| 22 |
C61 Ruy Lopez: Bird's defence |
 |
|
 | 1.3% |
|
6 |
0 |
5 |
1 |
0 |
0 |
0 |
| 23 |
B18 Caro-Kann: classical, 6.h4 |
 |
|
 | 1.1% |
|
5 |
0 |
0 |
0 |
2 |
3 |
0 |
| 24 |
A02 Bird's opening |
 |
|
 | 1.1% |
|
5 |
0 |
0 |
0 |
2 |
3 |
0 |
| 25 |
B12 Caro-Kann: 3.Nd2 |
 |
|
 | 1.1% |
|
5 |
0 |
0 |
0 |
2 |
2 |
1 |
| 26 |
B00 King's pawn opening |
 |
|
 | 1.1% |
|
5 |
2 |
3 |
0 |
0 |
0 |
0 |
| 27 |
B40 Sicilian defence |
 |
|
 | 0.9% |
|
4 |
0 |
4 |
0 |
0 |
0 |
0 |
| 28 |
C00 French: Labourdonnais variation |
 |
|
 | 0.9% |
|
4 |
2 |
2 |
0 |
0 |
0 |
0 |
| 29 |
C00 French defence |
 |
|
 | 0.9% |
|
4 |
2 |
2 |
0 |
0 |
0 |
0 |
| 30 |
C60 Ruy Lopez: Cozio defence |
 |
|
 | 0.6% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
| 31 |
B10 Caro-Kann: anti-Caro-Kann defence |
 |
|
 | 0.6% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
| 32 |
A00 Benko's opening |
 |
|
 | 0.6% |
|
3 |
0 |
0 |
0 |
0 |
2 |
1 |
| 33 |
B02 Alekhine's defence: two pawns' (Lasker's) attack |
 |
|
 | 0.6% |
|
3 |
2 |
1 |
0 |
0 |
0 |
0 |
| 34 |
B13 Caro-Kann: Panov-Botvinnik attack |
 |
|
 | 0.6% |
|
3 |
0 |
0 |
0 |
3 |
0 |
0 |
| 35 |
B18 Caro-Kann: classical variation |
 |
|
 | 0.6% |
|
3 |
0 |
0 |
0 |
1 |
2 |
0 |
| 36 |
A00 Polish: Outflank variation |
 |
|
 | 0.6% |
|
3 |
0 |
0 |
0 |
3 |
0 |
0 |
| 37 |
C84 Ruy Lopez: closed defence |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 38 |
C00 French defence |
 |
|
 | 0.4% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 39 |
C78 Ruy Lopez: Moeller defence |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 40 |
C34 King's knight's gambit |
 |
|
 | 0.4% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 41 |
C64 Ruy Lopez: classical (Cordel) defence |
 |
|
 | 0.4% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 42 |
C40 King's knight opening |
 |
|
 | 0.4% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 43 |
C40 QP counter-gambit (elephant gambit) |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 44 |
C60 Ruy Lopez (Spanish opening) |
 |
|
 | 0.4% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 45 |
C50 Giuoco Piano |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 46 |
C41 Philidor: Steinitz variation |
 |
|
 | 0.4% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 47 |
B27 Sicilian: Hungarian variation |
 |
|
 | 0.4% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 48 |
B27 Sicilian defence |
 |
|
 | 0.4% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
| 49 |
B21 Sicilian: Grand Prix attack |
 |
|
 | 0.4% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 50 |
B01 Scandinavian gambit |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 51 |
B20 Sicilian: Steinitz variation |
 |
|
 | 0.4% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
| 52 |
A00 Mieses opening |
 |
|
 | 0.4% |
|
2 |
0 |
0 |
0 |
1 |
0 |
1 |
| 53 |
A00 Gedult's opening |
 |
|
 | 0.4% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
| 54 |
B06 Robatsch (modern) defence |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 55 |
B07 Pirc: Sveshnikov system |
 |
|
 | 0.4% |
|
2 |
0 |
2 |
0 |
0 |
0 |
0 |
| 56 |
B10 Caro-Kann: two knights variation |
 |
|
 | 0.4% |
|
2 |
0 |
0 |
0 |
0 |
2 |
0 |
| 57 |
B10 Caro-Kann: closed (Breyer) variation |
 |
|
 | 0.4% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
| 58 |
B00 Barnes defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 59 |
A00 Anti-Borg (Desprez) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 60 |
C65 Ruy Lopez: Berlin defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 61 |
C65 Ruy Lopez: Berlin defence, Beverwijk variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 62 |
C70 Ruy Lopez: Classical defence deferred |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 63 |
C70 Ruy Lopez: Caro variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 64 |
C70 Ruy Lopez: Graz variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 65 |
C78 Ruy Lopez: 5.O-O |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 66 |
C79 Ruy Lopez: Steinitz defence deferred (Russian defence) |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 67 |
A00 Dunst (Sleipner, Heinrichsen) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 68 |
D20 Queen's gambit accepted |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
| 69 |
B00 KP: Nimzovich defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 70 |
B00 KP: Nimzovich defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 71 |
B02 Alekhine's defence: Mokele Mbembe (Buecker) variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 72 |
C43 Petrov: modern attack, Symmetrical variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 73 |
B07 Pirc: Byrne variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 74 |
C34 KGA: Fischer defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 75 |
B13 Caro-Kann: Panov-Botvinnik, Gunderam attack |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 76 |
C31 KGD: Falkbeer counter-gambit |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 77 |
C30 King's gambit |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
| 78 |
C20 King's pawn game |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
1 |
0 |
0 |
0 |
| 79 |
C00 French defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 80 |
B13 Caro-Kann: Panov-Botvinnik attack |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
| 81 |
C00 French: Steinitz attack |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
| 82 |
B28 Sicilian: O'Kelly variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |