Position |
Opening |
Usage Ratio |
Games |
 |
 |
Win |
Lost |
Draw |
Win |
Lost |
Draw |
1 |
C41 Philidor's defence |
 |
12.6% |
 |
|
77 |
25 |
15 |
2 |
9 |
26 |
0 |
2 |
C23 Bishop's opening |
 |
4.4% |
 |
|
27 |
1 |
0 |
0 |
14 |
11 |
1 |
3 |
B01 Scandinavian (centre counter) defence |
 |
|
 | 4.1% |
|
25 |
7 |
4 |
0 |
8 |
6 |
0 |
4 |
C20 KP: Indian opening |
 |
|
 | 3.6% |
|
22 |
7 |
5 |
0 |
7 |
2 |
1 |
5 |
B40 Sicilian defence |
 |
|
 | 2.8% |
|
17 |
10 |
5 |
2 |
0 |
0 |
0 |
6 |
A00 Van't Kruijs opening |
 |
|
 | 2.6% |
|
16 |
0 |
0 |
0 |
7 |
8 |
1 |
7 |
C40 King's knight opening |
 |
|
 | 2.3% |
|
14 |
6 |
4 |
1 |
2 |
1 |
0 |
8 |
B00 King's pawn opening |
 |
|
 | 2.3% |
|
14 |
6 |
2 |
0 |
6 |
0 |
0 |
9 |
C00 French defence |
 |
|
 | 2.3% |
|
14 |
8 |
6 |
0 |
0 |
0 |
0 |
10 |
C50 King's pawn game |
 |
|
 | 2.1% |
|
13 |
2 |
4 |
0 |
4 |
3 |
0 |
11 |
C62 Ruy Lopez: old Steinitz defence |
 |
|
 | 2.0% |
|
12 |
3 |
6 |
0 |
3 |
0 |
0 |
12 |
D00 Queen's pawn game |
 |
|
 | 2.0% |
|
12 |
0 |
0 |
0 |
8 |
2 |
2 |
13 |
D02 Queen's pawn game, Chigorin variation |
 |
|
 | 1.5% |
|
9 |
1 |
0 |
0 |
7 |
1 |
0 |
14 |
C44 King's pawn game |
 |
|
 | 1.3% |
|
8 |
5 |
2 |
0 |
1 |
0 |
0 |
15 |
C20 KP: Patzer opening |
 |
|
 | 1.3% |
|
8 |
0 |
0 |
0 |
3 |
4 |
1 |
16 |
C40 Greco defence |
 |
|
 | 1.3% |
|
8 |
5 |
2 |
1 |
0 |
0 |
0 |
17 |
C41 Philidor's defence |
 |
|
 | 1.3% |
|
8 |
0 |
3 |
0 |
4 |
1 |
0 |
18 |
A00 Benko's opening |
 |
|
 | 1.3% |
|
8 |
0 |
0 |
0 |
4 |
4 |
0 |
19 |
A01 Nimzovich-Larsen attack: modern variation |
 |
|
 | 1.1% |
|
7 |
3 |
3 |
0 |
1 |
0 |
0 |
20 |
C55 Two knights defence |
 |
|
 | 1.1% |
|
7 |
3 |
3 |
0 |
1 |
0 |
0 |
21 |
D20 QGA: 3.e4 |
 |
|
 | 1.1% |
|
7 |
0 |
0 |
0 |
4 |
3 |
0 |
22 |
D00 Queen's pawn: Chigorin variation |
 |
|
 | 1.1% |
|
7 |
0 |
0 |
0 |
3 |
4 |
0 |
23 |
A40 Queen's pawn: Charlick (Englund) gambit |
 |
|
 | 1.1% |
|
7 |
0 |
0 |
0 |
5 |
2 |
0 |
24 |
C46 Three knights game |
 |
|
 | 1.0% |
|
6 |
4 |
1 |
0 |
0 |
1 |
0 |
25 |
C20 KP: Napoleon's opening |
 |
|
 | 1.0% |
|
6 |
0 |
0 |
0 |
5 |
1 |
0 |
26 |
B00 Owen defence |
 |
|
 | 1.0% |
|
6 |
3 |
2 |
1 |
0 |
0 |
0 |
27 |
B50 Sicilian |
 |
|
 | 1.0% |
|
6 |
3 |
3 |
0 |
0 |
0 |
0 |
28 |
C34 KGA: Fischer defence |
 |
|
 | 1.0% |
|
6 |
0 |
0 |
0 |
2 |
4 |
0 |
29 |
B01 Scandinavian defence |
 |
|
 | 0.8% |
|
5 |
3 |
2 |
0 |
0 |
0 |
0 |
30 |
C40 QP counter-gambit (elephant gambit) |
 |
|
 | 0.8% |
|
5 |
1 |
3 |
1 |
0 |
0 |
0 |
31 |
C25 Vienna game |
 |
|
 | 0.8% |
|
5 |
0 |
1 |
0 |
0 |
4 |
0 |
32 |
A06 Reti opening |
 |
|
 | 0.8% |
|
5 |
0 |
0 |
0 |
2 |
2 |
1 |
33 |
C42 Petrov's defence |
 |
|
 | 0.8% |
|
5 |
1 |
1 |
0 |
2 |
1 |
0 |
34 |
C00 French defence |
 |
|
 | 0.7% |
|
4 |
3 |
1 |
0 |
0 |
0 |
0 |
35 |
A40 Modern defence |
 |
|
 | 0.7% |
|
4 |
0 |
1 |
0 |
0 |
3 |
0 |
36 |
A20 English opening |
 |
|
 | 0.7% |
|
4 |
0 |
0 |
0 |
3 |
1 |
0 |
37 |
D20 Queen's gambit accepted |
 |
|
 | 0.7% |
|
4 |
0 |
0 |
0 |
2 |
2 |
0 |
38 |
C20 King's pawn game |
 |
|
 | 0.7% |
|
4 |
0 |
1 |
0 |
2 |
1 |
0 |
39 |
B20 Sicilian defence |
 |
|
 | 0.7% |
|
4 |
2 |
2 |
0 |
0 |
0 |
0 |
40 |
B00 KP: Nimzovich defence |
 |
|
 | 0.7% |
|
4 |
2 |
1 |
0 |
1 |
0 |
0 |
41 |
C30 King's gambit |
 |
|
 | 0.7% |
|
4 |
0 |
0 |
0 |
2 |
2 |
0 |
42 |
A03 Bird's opening |
 |
|
 | 0.7% |
|
4 |
0 |
0 |
0 |
2 |
2 |
0 |
43 |
C00 Lengfellner system |
 |
|
 | 0.5% |
|
3 |
2 |
1 |
0 |
0 |
0 |
0 |
44 |
C41 Philidor: exchange variation |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
0 |
2 |
1 |
45 |
B28 Sicilian: O'Kelly variation |
 |
|
 | 0.5% |
|
3 |
3 |
0 |
0 |
0 |
0 |
0 |
46 |
B30 Sicilian defence |
 |
|
 | 0.5% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
47 |
C41 Philidor: exchange variation |
 |
|
 | 0.5% |
|
3 |
2 |
0 |
0 |
1 |
0 |
0 |
48 |
B30 Sicilian: Nimzovich-Rossolimo attack (without ...d6) |
 |
|
 | 0.5% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
49 |
C00 St. George defence |
 |
|
 | 0.5% |
|
3 |
2 |
1 |
0 |
0 |
0 |
0 |
50 |
C20 KP: Mengarini's opening |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
3 |
0 |
0 |
51 |
C34 King's knight's gambit |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
0 |
3 |
0 |
52 |
C42 Petrov: Italian variation |
 |
|
 | 0.5% |
|
3 |
1 |
0 |
0 |
2 |
0 |
0 |
53 |
C69 Ruy Lopez: exchange variation, 5.O-O |
 |
|
 | 0.5% |
|
3 |
1 |
2 |
0 |
0 |
0 |
0 |
54 |
C68 Ruy Lopez: exchange variation |
 |
|
 | 0.5% |
|
3 |
3 |
0 |
0 |
0 |
0 |
0 |
55 |
A04 Reti opening |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
0 |
2 |
1 |
56 |
A10 English opening |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
1 |
2 |
0 |
57 |
A00 Mieses opening |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
2 |
1 |
0 |
58 |
A00 Saragossa opening |
 |
|
 | 0.5% |
|
3 |
0 |
0 |
0 |
1 |
2 |
0 |
59 |
A40 Queen's pawn |
 |
|
 | 0.5% |
|
3 |
0 |
1 |
0 |
1 |
1 |
0 |
60 |
B00 KP: Nimzovich defence |
 |
|
 | 0.5% |
|
3 |
2 |
1 |
0 |
0 |
0 |
0 |
61 |
B02 Alekhine's defence |
 |
|
 | 0.5% |
|
3 |
0 |
3 |
0 |
0 |
0 |
0 |
62 |
B06 Robatsch (modern) defence |
 |
|
 | 0.5% |
|
3 |
1 |
0 |
0 |
0 |
1 |
1 |
63 |
B06 Robatsch (modern) defence |
 |
|
 | 0.5% |
|
3 |
1 |
0 |
0 |
1 |
1 |
0 |
64 |
C22 Centre game: Paulsen attack |
 |
|
 | 0.3% |
|
2 |
1 |
0 |
0 |
0 |
1 |
0 |
65 |
A02 Bird's opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
66 |
C24 Bishop's opening: Berlin defence |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
67 |
A00 Anti-Borg (Desprez) opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
68 |
C21 Centre game |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
69 |
C20 KP: Lopez opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
70 |
B10 Caro-Kann defence |
 |
|
 | 0.3% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
71 |
C20 KP: King's head opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
72 |
B12 Caro-Kann defence |
 |
|
 | 0.3% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
73 |
C65 Ruy Lopez: Berlin defence, 4.O-O |
 |
|
 | 0.3% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
74 |
C42 Petrov three knights game |
 |
|
 | 0.3% |
|
2 |
1 |
0 |
0 |
1 |
0 |
0 |
75 |
C44 Scotch: Lolli variation |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
76 |
B02 Alekhine's defence: Mokele Mbembe (Buecker) variation |
 |
|
 | 0.3% |
|
2 |
2 |
0 |
0 |
0 |
0 |
0 |
77 |
A00 Grob: Fritz gambit |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
0 |
1 |
1 |
78 |
C60 Ruy Lopez (Spanish opening) |
 |
|
 | 0.3% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
79 |
C44 Scotch opening |
 |
|
 | 0.3% |
|
2 |
1 |
0 |
0 |
1 |
0 |
0 |
80 |
C60 Ruy Lopez: Cozio defence |
 |
|
 | 0.3% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
81 |
A00 Dunst (Sleipner, Heinrichsen) opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
82 |
C36 KGA: Abbazia defence (classical defence, modern defence) |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
1 |
1 |
0 |
83 |
D07 QGD: Chigorin defence |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
2 |
0 |
0 |
84 |
C00 French: Reti (Spielmann) variation |
 |
|
 | 0.3% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
85 |
B20 Sicilian: Steinitz variation |
 |
|
 | 0.3% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
86 |
B02 Alekhine's defence |
 |
|
 | 0.3% |
|
2 |
1 |
1 |
0 |
0 |
0 |
0 |
87 |
A21 English opening |
 |
|
 | 0.3% |
|
2 |
0 |
0 |
0 |
0 |
2 |
0 |
88 |
D00 Queen's pawn, Mason variation |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
89 |
D00 Levitsky attack (Queen's bishop attack) |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
90 |
C41 Philidor: Lopez counter-gambit |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
91 |
D30 Queen's gambit declined |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
92 |
C78 Ruy Lopez: Wing attack |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
93 |
C41 Philidor: exchange variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
94 |
C41 Philidor: Nimzovich variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
95 |
C67 Ruy Lopez: Berlin defence, open variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
96 |
C66 Ruy Lopez: Berlin defence, 4.O-O, d6 |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
97 |
C41 Philidor: Hanham variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
98 |
C65 Ruy Lopez: Berlin defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
99 |
C64 Ruy Lopez: classical defence, 4.c3 |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
100 |
C64 Ruy Lopez: classical (Cordel) defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
101 |
C61 Ruy Lopez: Bird's defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
102 |
C44 Inverted Hungarian |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
103 |
C45 Scotch game |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
104 |
C50 Giuoco Piano |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
105 |
B00 St. George (Baker) defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
106 |
B00 Fried fox defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
107 |
B00 Barnes defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
108 |
A41 Queen's Pawn |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
109 |
A40 Queen's pawn: English defence |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
110 |
A40 Queen's pawn: Lundin (Kevitz-Mikenas) defence |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
111 |
A20 English, Nimzovich variation |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
112 |
A10 English opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
113 |
A07 Reti: King's Indian attack (Barcza system) |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
114 |
A02 Bird: From gambit |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
115 |
A01 Nimzovich-Larsen attack: classical variation |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
116 |
A01 Nimzovich-Larsen attack |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
117 |
A00 Hammerschlag (Fried fox/Pork chop opening) |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
118 |
A00 Gedult's opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
119 |
A00 Valencia opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
120 |
A00 Ware (Meadow Hay) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
0 |
1 |
121 |
A00 Anderssen's opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
122 |
A00 Dunst (Sleipner,Heinrichsen) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
123 |
A00 Global opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
124 |
A00 Clemenz (Mead's, Basman's or de Klerk's) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
0 |
1 |
125 |
A00 Polish (Sokolsky) opening |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
126 |
C40 Gunderam defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
127 |
C33 KGA: bishop's gambit, Anderssen variation |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
128 |
C33 KGA: bishop's gambit |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
129 |
C25 Vienna game, Max Lange defence |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
130 |
C23 Bishop's opening: Philidor counter-attack |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
131 |
C22 Centre game |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
132 |
C21 Centre game |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
0 |
1 |
0 |
133 |
C21 Danish gambit |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
134 |
C02 French: advance, Nimzovich system |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
135 |
C02 French: advance variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
136 |
C01 French: exchange variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
137 |
C00 French defence |
 |
|
 | 0.2% |
|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
138 |
B54 Sicilian |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
139 |
B53 Sicilian, Chekhover variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
140 |
B44 Sicilian defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
141 |
B27 Sicilian defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
142 |
B21 Sicilian: Grand Prix attack |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
143 |
B12 Caro-Kann: advance variation |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |
144 |
B07 Pirc defence |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
145 |
B02 Alekhine's defence: two pawns' (Lasker's) attack |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
146 |
B01 Scandinavian: Pytel-Wade variation |
 |
|
 | 0.2% |
|
1 |
0 |
1 |
0 |
0 |
0 |
0 |
147 |
B00 Guatemala defence |
 |
|
 | 0.2% |
|
1 |
1 |
0 |
0 |
0 |
0 |
0 |