ECO-Tabelle (Encyclopedia of Chess Openings)

Detailed opening library

A00 Uncommon Opening
1 a3, b3, d3, g4, etc.

A01 Nimzovich-Larsen Attack
1 b3

A02 Bird's Opening
1 f4

A03 Bird's Opening
1 f4 d5

A04 Reti Opening
1 Nf3

A05 Reti Opening
1 Nf3 Nf6

A06 Reti Opening
1 Nf3 d5

A07 King's Indian Attack
1 Nf3 d5 2 g3

A08 King's Indian Attack
1 Nf3 d5 2 g3 c5 3 Bg2

A09 Reti Opening
1 Nf3 d5 2 c4

A10 English
1 c4

A11 English, Caro-Kann Defensive System
1 c4 c6

A12 English with b3
1 c4 c6 2 Nf3 d5 3 b3

A13 English
1 c4 e6

A14 English
1 c4 e6 2 Nf3 d5 3 g3 Nf6 4 Bg2 Be7 5 0-0

A15 English
1 c4 Nf6

A16 English
1 c4 Nf6 2 Nc3

A17 English
1 c4 Nf6 2 Nc3 e6

A18 English, Mikenas-Carls
1 c4 Nf6 2 Nc3 e6 3 e4

A19 English, Mikenas-Carls, Sicilian Variation
1 c4 Nf6 2 Nc3 e6 3 e4 c5

A20 English
1 c4 e5

A21 English
1 c4 e5 2 Nc3

A22 English
1 c4 e5 2 Nc3 Nf6

A23 English, Bremen System, Keres Variation
1 c4 e5 2 Nc3 Nf6 3 g3 c6

A24 English, Bremen System with ...g6
1 c4 e5 2 Nc3 Nf6 3 g3 g6

A25 English
1 c4 e5 2 Nc3 Nc6

A26 English
1 c4 e5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 d3 d6

A27 English, Three Knights System
1 c4 e5 2 Nc3 Nc6 3 Nf3

A28 English
1 c4 e5 2 Nc3 Nc6 3 Nf3 Nf6

A29 English, Four Knights, Kingside Fianchetto
1 c4 e5 2 Nc3 Nc6 3 Nf3 Nf6 4 g3

A30 English, Symmetrical
1 c4 c5

A31 English, Symmetrical, Benoni Formation
1 c4 c5 2 Nf3 Nf6 3 d4

A32 English, Symmetrical Variation
1 c4 c5 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6

A33 English, Symmetrical
1 c4 c5 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6

A34 English, Symmetrical
1 c4 c5 2 Nc3

A35 English, Symmetrical
1 c4 c5 2 Nc3 Nc6

A36 English
1 c4 c5 2 Nc3 Nc6 3 g3

A37 English, Symmetrical
1 c4 c5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 Nf3

A38 English, Symmetrical
1 c4 c5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 Nf3 Nf6

A39 English, Symmetrical, Main line with d4
1 c4 c5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4

A40 Queen's Pawn Game
1 d4

A41 Queen's Pawn Game (with ...d6)
1 d4 d6

A42 Modern Defense, Averbakh System
1 d4 d6 2 c4 g6 3 Nc3 Bg7 4 e4

A43 Old Benoni
1 d4 c5

A44 Old Benoni Defense
1 d4 c5 2 d5 e5

A45 Queen's Pawn Game
1 d4 Nf6

A46 Queen's Pawn Game
1 d4 Nf6 2 Nf3

A47 Queen's Indian
1 d4 Nf6 2 Nf3 b6

A48 King's Indian
1 d4 Nf6 2 Nf3 g6

A49 King's Indian, Fianchetto without c4
1 d4 Nf6 2 Nf3 g6 3 g3

A50 Queen's Pawn Game
1 d4 Nf6 2 c4

A51 Budapest Gambit
1 d4 Nf6 2 c4 e5

A52 Budapest Gambit
1 d4 Nf6 2 c4 e5 3 dxe5 Ng4

A53 Old Indian
1 d4 Nf6 2 c4 d6

A54 Old Indian, Ukrainian Variation, 4.Nf3
1 d4 Nf6 2 c4 d6 3 Nc3 e5 4 Nf3

A55 Old Indian, Main line
1 d4 Nf6 2 c4 d6 3 Nc3 e5 4 Nf3 Nbd7 5 e4

A56 Benoni Defense
1 d4 Nf6 2 c4 c5

A57 Benko Gambit
1 d4 Nf6 2 c4 c5 3 d5 b5

A58 Benko Gambit
1 d4 Nf6 2 c4 c5 3 d5 b5 4 cxb5 a6 5 bxa6

A59 Benko Gambit
1 d4 Nf6 2 c4 c5 3 d5 b5 4 cxb5 a6 5 bxa6 Bxa6 6 Nc3 d6 7 e4

A60 Benoni Defense
1 d4 Nf6 2 c4 c5 3 d5 e6

A61 Benoni
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 Nf3 g6

A62 Benoni, Fianchetto Variation
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 Nf3 g6 7 g3 Bg7 8 Bg2 0-0

A63 Benoni, Fianchetto, 9...Nbd7
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 Nf3 g6 7 g3 Bg7 8 Bg2 0-0 9

A64 Benoni, Fianchetto, 11...Re8
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 Nf3 g6 7 g3 Bg7 8 Bg2 0-0 9

A65 Benoni, 6.e4
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4

A66 Benoni
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 f4

A67 Benoni, Taimanov Variation
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 f4 Bg7 8 Bb5+

A68 Benoni, Four Pawns Attack
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 f4 Bg7 8 Nf3 0-0

A69 Benoni, Four Pawns Attack, Main line
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 f4 Bg7 8 Nf3 0-0 9

A70 Benoni, Classical
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3

A71 Benoni, Classical, 8.Bg5
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Bg5

A72 Benoni, Classical without 9.O-O
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0

A73 Benoni, Classical, 9.O-O
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A74 Benoni, Classical, 9...a6, 10.a4
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A75 Benoni, Classical with ...a6 and 10...Bg4
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A76 Benoni, Classical, 9...Re8
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A77 Benoni, Classical, 9...Re8, 10.Nd2
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A78 Benoni, Classical with ...Re8 and ...Na6
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A79 Benoni, Classical, 11.f3
1 d4 Nf6 2 c4 c5 3 d5 e6 4 Nc3 exd5 5 cxd5 d6 6 e4 g6 7 Nf3 Bg7 8 Be2 0-0 9

A80 Dutch
1 d4 f5

A81 Dutch
1 d4 f5 2 g3

A82 Dutch, Staunton Gambit
1 d4 f5 2 e4

A83 Dutch, Staunton Gambit
1 d4 f5 2 e4 fxe4 3 Nc3 Nf6 4 Bg5

A84 Dutch
1 d4 f5 2 c4

A85 Dutch, with c4 & Nc3
1 d4 f5 2 c4 Nf6 3 Nc3

A86 Dutch
1 d4 f5 2 c4 Nf6 3 g3

A87 Dutch, Leningrad, Main Variation
1 d4 f5 2 c4 Nf6 3 g3 g6 4 Bg2 Bg7 5 Nf3

A88 Dutch, Leningrad, Main Variation with c6
1 d4 f5 2 c4 Nf6 3 g3 g6 4 Bg2 Bg7 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6

A89 Dutch, Leningrad, Main Variation with Nc6
1 d4 f5 2 c4 Nf6 3 g3 g6 4 Bg2 Bg7 5 Nf3 0-0 6 0-0 d6 7 Nc3 Nc6

A90 Dutch
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2

A91 Dutch Defense
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7

A92 Dutch
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0

A93 Dutch, Stonewall, Botvinnik Variation
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d5 7 b3

A94 Dutch, Stonewall with Ba3
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d5 7 b3 c6 8 Ba3

A95 Dutch, Stonewall
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d5 7 Nc3 c6

A96 Dutch, Classical Variation
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d6

A97 Dutch, Ilyin-Genevsky
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d6 7 Nc3 Qe8

A98 Dutch, Ilyin-Genevsky Variation with Qc2
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d6 7 Nc3 Qe8 8 Qc2

A99 Dutch, Ilyin-Genevsky Variation with b3
1 d4 f5 2 c4 Nf6 3 g3 e6 4 Bg2 Be7 5 Nf3 0-0 6 0-0 d6 7 Nc3 Qe8 8 b3

B00 Uncommon King's Pawn Opening
1 e4

B01 Scandinavian
1 e4 d5

B02 Alekhine's Defense
1 e4 Nf6

B03 Alekhine's Defense
1 e4 Nf6 2 e5 Nd5 3 d4

B04 Alekhine's Defense, Modern
1 e4 Nf6 2 e5 Nd5 3 d4 d6 4 Nf3

B05 Alekhine's Defense, Modern
1 e4 Nf6 2 e5 Nd5 3 d4 d6 4 Nf3 Bg4

B06 Robatsch
1 e4 g6

B07 Pirc
1 e4 d6 2 d4 Nf6

B08 Pirc, Classical
1 e4 d6 2 d4 Nf6 3 Nc3 g6 4 Nf3

B09 Pirc, Austrian Attack
1 e4 d6 2 d4 Nf6 3 Nc3 g6 4 f4

B10 Caro-Kann
1 e4 c6

B11 Caro-Kann, Two Knights, 3...Bg4
1 e4 c6 2 Nc3 d5 3 Nf3 Bg4

B12 Caro-Kann Defense
1 e4 c6 2 d4

B13 Caro-Kann
1 e4 c6 2 d4 d5 3 exd5

B14 Caro-Kann, Panov-Botvinnik Attack
1 e4 c6 2 d4 d5 3 exd5 cxd5 4 c4 Nf6 5 Nc3

B15 Caro-Kann
1 e4 c6 2 d4 d5 3 Nc3

B16 Caro-Kann, Bronstein-Larsen Variation
1 e4 c6 2 d4 d5 3 Nc3 dxe4 4 Nxe4 Nf6 5 Nxf6+ gxf6

B17 Caro-Kann, Steinitz Variation
1 e4 c6 2 d4 d5 3 Nc3 dxe4 4 Nxe4 Nd7

B18 Caro-Kann, Classical
1 e4 c6 2 d4 d5 3 Nc3 dxe4 4 Nxe4 Bf5

B19 Caro-Kann, Classical
1 e4 c6 2 d4 d5 3 Nc3 dxe4 4 Nxe4 Bf5 5 Ng3 Bg6 6 h4 h6 7 Nf3 Nd7

B20 Sicilian
1 e4 c5

B21 Sicilian, 2.f4
1 e4 c5 2 f4

B22 Sicilian, Alapin
1 e4 c5 2 c3

B23 Sicilian, Closed
1 e4 c5 2 Nc3

B24 Sicilian, Closed
1 e4 c5 2 Nc3 Nc6 3 g3

B25 Sicilian, Closed
1 e4 c5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 d3 d6

B26 Sicilian, Closed, 6.Be3
1 e4 c5 2 Nc3 Nc6 3 g3 g6 4 Bg2 Bg7 5 d3 d6 6 Be3

B27 Sicilian
1 e4 c5 2 Nf3

B28 Sicilian, O'Kelly Variation
1 e4 c5 2 Nf3 a6

B29 Sicilian, Nimzovich-Rubinstein
1 e4 c5 2 Nf3 Nf6

B30 Sicilian
1 e4 c5 2 Nf3 Nc6

B31 Sicilian, Nimzovich-Rossolimo Attack
1 e4 c5 2 Nf3 Nc6 3 Bb5 g6

B32 Sicilian
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 e5

B33 Sicilian
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 Nf6

B34 Sicilian, Accelerated Fianchetto
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 Nxc6

B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 Nc3 Bg7 6 Be3 Nf6 7 Bc4

B36 Sicilian, Accelerated Fianchetto
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 c4

B37 Sicilian, Accelerated Fianchetto
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 c4 Bg7

B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 c4 Bg7 6 Be3

B39 Sicilian, Accelerated Fianchetto, Breyer Variation
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 g6 5 c4 Bg7 6 Be3 Nf6 7 Nc3 Ng4

B40 Sicilian
1 e4 c5 2 Nf3 e6

B41 Sicilian, Kan
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 a6

B42 Sicilian, Kan
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 a6 5 Bd3

B43 Sicilian, Kan, 5.Nc3
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 a6 5 Nc3

B44 Sicilian
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6

B45 Sicilian, Taimanov
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6 5 Nc3

B46 Sicilian, Taimanov Variation
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6 5 Nc3 a6

B47 Sicilian, Taimanov (Bastrikov) Variation
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6 5 Nc3 Qc7

B48 Sicilian, Taimanov Variation
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6 5 Nc3 Qc7 6 Be3

B49 Sicilian, Taimanov Variation
1 e4 c5 2 Nf3 e6 3 d4 cxd4 4 Nxd4 Nc6 5 Nc3 Qc7 6 Be3 a6 7 Be2

B50 Sicilian
1 e4 c5 2 Nf3 d6

B51 Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) Attack
1 e4 c5 2 Nf3 d6 3 Bb5+

B52 Sicilian, Canal-Sokolsky Attack
1 e4 c5 2 Nf3 d6 3 Bb5+ Bd7

B53 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Qxd4

B54 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4

B55 Sicilian, Prins Variation, Venice Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 f3 e5 6 Bb5+

B56 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3

B57 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bc4

B58 Sicilian
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 d6 6 Be2

B59 Sicilian, Boleslavsky Variation, 7.Nb3
1 e4 c5 2 Nf3 Nc6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 d6 6 Be2 e5 7 Nb3

B60 Sicilian, Richter-Rauzer
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5

B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 Bd7 7 Qd2

B62 Sicilian, Richter-Rauzer
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6

B63 Sicilian, Richter-Rauzer Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2

B64 Sicilian, Richter-Rauzer Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 Be7 8 0-0-0 0-0 9 f4

B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 Be7 8 0-0-0 0-0 9 f4 Nxd4 10 Qxd4

B66 Sicilian, Richter-Rauzer Attack, 7...a6
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 a6

B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 a6 8 0-0-0 Bd7

B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 a6 8 0-0-0 Bd7 9 f4 Be7

B69 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 11.Bxf6
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 Nc6 6 Bg5 e6 7 Qd2 a6 8 0-0-0 Bd7 9 f4 Be7 10 Nf3 b5
11 Bxf6

B70 Sicilian, Dragon Variation
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6

B71 Sicilian, Dragon, Levenfish Variation
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 f4

B72 Sicilian, Dragon
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3

B73 Sicilian, Dragon, Classical
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 Be2 Nc6 8 0-0

B74 Sicilian, Dragon, Classical
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 Be2 Nc6 8 0-0 0-0 9 Nb3

B75 Sicilian, Dragon, Yugoslav Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 f3

B76 Sicilian, Dragon, Yugoslav Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 f3 0-0

B77 Sicilian, Dragon, Yugoslav Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 f3 0-0 8 Qd2 Nc6 9 Bc4

B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 f3 0-0 8 Qd2 Nc6 9 Bc4 Bd7 10 0-0-0

B79 Sicilian, Dragon, Yugoslav Attack, 12.h4
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 g6 6 Be3 Bg7 7 f3 0-0 8 Qd2 Nc6 9 Bc4 Bd7 10 0-0-0 Qa5
11 Bb3 Rfc8 12 h4

B80 Sicilian, Scheveningen
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6

B81 Sicilian, Scheveningen, Keres Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 g4

B82 Sicilian, Scheveningen
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 f4

B83 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Be2

B84 Sicilian, Scheveningen
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Be2 a6

B85 Sicilian, Scheveningen, Classical
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Be2 a6 7 0-0 Qc7 8 f4 Nc6

B86 Sicilian, Sozin Attack
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Bc4

B87 Sicilian, Sozin with ...a6 and ...b5
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Bc4 a6 7 Bb3 b5

B88 Sicilian, Sozin
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Bc4 Nc6

B89 Sicilian
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 e6 6 Bc4 Nc6 7 Be3

B90 Sicilian, Najdorf
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6

B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 g3

B92 Sicilian, Najdorf, Opocensky Variation
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Be2

B93 Sicilian, Najdorf, 6.f4
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 f4

B94 Sicilian, Najdorf
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5

B95 Sicilian, Najdorf, 6...e6
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5 e6

B96 Sicilian, Najdorf
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5 e6 7 f4

B97 Sicilian, Najdorf
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5 e6 7 f4 Qb6

B98 Sicilian, Najdorf
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5 e6 7 f4 Be7

B99 Sicilian, Najdorf, 7...Be7 Main line
1 e4 c5 2 Nf3 d6 3 d4 cxd4 4 Nxd4 Nf6 5 Nc3 a6 6 Bg5 e6 7 f4 Be7 8 Qf3 Qc7 9 0-0-0 Nbd7

C00 French Defense
1 e4 e6

C01 French, Exchange
1 e4 e6 2 d4 d5 3 exd5 exd5 4 Nc3 Nf6 5 Bg5

C02 French, Advance
1 e4 e6 2 d4 d5 3 e5

C03 French, Tarrasch
1 e4 e6 2 d4 d5 3 Nd2

C04 French, Tarrasch, Guimard Main line
1 e4 e6 2 d4 d5 3 Nd2 Nc6 4 Ngf3 Nf6

C05 French, Tarrasch
1 e4 e6 2 d4 d5 3 Nd2 Nf6

C06 French, Tarrasch
1 e4 e6 2 d4 d5 3 Nd2 Nf6 4 e5 Nfd7 5 Bd3 c5 6 c3 Nc6 7 Ne2 cxd4 8 cxd4

C07 French, Tarrasch
1 e4 e6 2 d4 d5 3 Nd2 c5

C08 French, Tarrasch, Open, 4.ed ed
1 e4 e6 2 d4 d5 3 Nd2 c5 4 exd5 exd5

C09 French, Tarrasch, Open Variation, Main line
1 e4 e6 2 d4 d5 3 Nd2 c5 4 exd5 exd5 5 Ngf3 Nc6

C10 French
1 e4 e6 2 d4 d5 3 Nc3

C11 French
1 e4 e6 2 d4 d5 3 Nc3 Nf6

C12 French, MacCutcheon
1 e4 e6 2 d4 d5 3 Nc3 Nf6 4 Bg5 Bb4

C13 French
1 e4 e6 2 d4 d5 3 Nc3 Nf6 4 Bg5 Be7

C14 French, Classical
1 e4 e6 2 d4 d5 3 Nc3 Nf6 4 Bg5 Be7 5 e5 Nfd7 6 Bxe7 Qxe7

C15 French, Winawer
1 e4 e6 2 d4 d5 3 Nc3 Bb4

C16 French, Winawer
1 e4 e6 2 d4 d5 3 Nc3 Bb4 4 e5

C17 French, Winawer, Advance
1 e4 e6 2 d4 d5 3 Nc3 Bb4 4 e5 c5

C18 French, Winawer
1 e4 e6 2 d4 d5 3 Nc3 Bb4 4 e5 c5 5 a3 Bxc3+ 6 bxc3

C19 French, Winawer, Advance
1 e4 e6 2 d4 d5 3 Nc3 Bb4 4 e5 c5 5 a3 Bxc3+ 6 bxc3 Ne7 7 a4

C20 King's Pawn Game
1 e4 e5

C21 Center Game
1 e4 e5 2 d4 exd4

C22 Center Game
1 e4 e5 2 d4 exd4 3 Qxd4 Nc6

C23 Bishop's Opening
1 e4 e5 2 Bc4

C24 Bishop's Opening
1 e4 e5 2 Bc4 Nf6

C25 Vienna
1 e4 e5 2 Nc3

C26 Vienna
1 e4 e5 2 Nc3 Nf6

C27 Vienna Game
1 e4 e5 2 Nc3 Nf6 3 Bc4 Nxe4

C28 Vienna Game
1 e4 e5 2 Nc3 Nf6 3 Bc4 Nc6

C29 Vienna Gambit
1 e4 e5 2 Nc3 Nf6 3 f4

C30 King's Gambit Declined
1 e4 e5 2 f4

C31 King's Gambit Declined, Falkbeer Counter Gambit
1 e4 e5 2 f4 d5

C32 King's Gambit Declined, Falkbeer Counter Gambit
1 e4 e5 2 f4 d5 3 exd5 e4 4 d3 Nf6 5 Nc3 Bb4 6 Bd2 e3

C33 King's Gambit Accepted
1 e4 e5 2 f4 exf4

C34 King's Gambit Accepted
1 e4 e5 2 f4 exf4 3 Nf3 Ne7

C35 King's Gambit Accepted, Cunningham
1 e4 e5 2 f4 exf4 3 Nf3 Be7

C36 King's Gambit Accepted, Abbazia Defense
1 e4 e5 2 f4 exf4 3 Nf3 d5

C37 King's Gambit Accepted
1 e4 e5 2 f4 exf4 3 Nf3 g5 4 Nc3

C38 King's Gambit Accepted
1 e4 e5 2 f4 exf4 3 Nf3 g5 4 Bc4 Bg7

C39 King's Gambit Accepted
1 e4 e5 2 f4 exf4 3 Nf3 g5 4 h4

C40 King's Knight Opening
1 e4 e5 2 Nf3

C41 Philidor Defense
1 e4 e5 2 Nf3 d6

C42 Petrov Defense
1 e4 e5 2 Nf3 Nf6

C43 Petrov, Modern Attack
1 e4 e5 2 Nf3 Nf6 3 d4 exd4 4 e5 Ne4 5 Qxd4

C44 King's Pawn Game
1 e4 e5 2 Nf3 Nc6

C45 Scotch Game
1 e4 e5 2 Nf3 Nc6 3 d4 exd4 4 Nxd4

C46 Three Knights
1 e4 e5 2 Nf3 Nc6 3 Nc3

C47 Four Knights
1 e4 e5 2 Nf3 Nc6 3 Nc3 Nf6

C48 Four Knights
1 e4 e5 2 Nf3 Nc6 3 Nc3 Nf6 4 Bb5

C49 Four Knights
1 e4 e5 2 Nf3 Nc6 3 Nc3 Nf6 4 Bb5 Bb4

C50 Giuoco Piano
1 e4 e5 2 Nf3 Nc6 3 Bc4 Bc5

C51 Evans Gambit
1 e4 e5 2 Nf3 Nc6 3 Bc4 Bc5 4 b4

C52 Evans Gambit
1 e4 e5 2 Nf3 Nc6 3 Bc4 Bc5 4 b4 Bxb4 5 c3 Ba5

C53 Giuoco Piano
1 e4 e5 2 Nf3 Nc6 3 Bc4 Bc5 4 c3

C54 Giuoco Piano
1 e4 e5 2 Nf3 Nc6 3 Bc4 Bc5 4 c3 Nf6

C55 Two Knights Defense
1 e4 e5 2 Nf3 Nc6 3 Bc4 Nf6

C56 Two Knights
1 e4 e5 2 Nf3 Nc6 3 Bc4 Nf6 4 d4 exd4 5 0-0 Nxe4

C57 Two Knights
1 e4 e5 2 Nf3 Nc6 3 Bc4 Nf6 4 Ng5

C58 Two Knights
1 e4 e5 2 Nf3 Nc6 3 Bc4 Nf6 4 Ng5 d5 5 exd5 Na5

C59 Two Knights
1 e4 e5 2 Nf3 Nc6 3 Bc4 Nf6 4 Ng5 d5 5 exd5 Na5 6 Bb5+ c6 7 dxc6 bxc6 8 Be2 h6

C60 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5

C61 Ruy Lopez, Bird's Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 Nd4

C62 Ruy Lopez, Old Steinitz Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 d6

C63 Ruy Lopez, Schliemann Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 f5

C64 Ruy Lopez, Classical
1 e4 e5 2 Nf3 Nc6 3 Bb5 Bc5

C65 Ruy Lopez, Berlin Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 Nf6

C66 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 Nf6 4 0-0 d6

C67 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 Nf6 4 0-0 Nxe4

C68 Ruy Lopez, Exchange
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Bxc6

C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Bxc6 dc 5 0-0 f6 6 d4

C70 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4

C71 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6

C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6 5 0-0

C73 Ruy Lopez, Modern Steinitz Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6 5 Bxc6+ bxc6 6 d4

C74 Ruy Lopez, Modern Steinitz Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6 5 c3

C75 Ruy Lopez, Modern Steinitz Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6 5 c3 Bd7

C76 Ruy Lopez, Modern Steinitz Defense, Fianchetto (Bronstein) Variation
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 d6 5 c3 Bd7 6 d4 g6

C77 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6

C78 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0

C79 Ruy Lopez, Steinitz Defense Deferred
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 d6

C80 Ruy Lopez, Open
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Nxe4

C81 Ruy Lopez, Open, Howell Attack
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Nxe4 6 d4 b5 7 Bb3 d5 8 dxe5 Be6

C82 Ruy Lopez, Open
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Nxe4 6 d4 b5 7 Bb3 d5 8 dxe5 Be6 9 c3

C83 Ruy Lopez, Open
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Nxe4 6 d4 b5 7 Bb3 d5 8 dxe5 Be6

C84 Ruy Lopez, Closed
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7

C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD)
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Bxc6

C86 Ruy Lopez, Worrall Attack
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Qe2

C87 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 d6

C88 Ruy Lopez
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3

C89 Ruy Lopez, Marshall
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d5

C90 Ruy Lopez, Closed
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6

C91 Ruy Lopez, Closed
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 d4

C92 Ruy Lopez, Closed
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3

C93 Ruy Lopez, Closed, Smyslov Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 h6

C94 Ruy Lopez, Closed, Breyer Defense
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Nb8

C95 Ruy Lopez, Closed, Breyer
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Nb8 10 d4

C96 Ruy Lopez, Closed
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Na5 10 Bc2

C97 Ruy Lopez, Closed, Chigorin
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Na5 10 Bc2 c5 11 d4
Qc7

C98 Ruy Lopez, Closed, Chigorin
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Na5 10 Bc2 c5 11 d4 Qc7 12 Nbd2 Nc6

C99 Ruy Lopez, Closed, Chigorin, 12...cd
1 e4 e5 2 Nf3 Nc6 3 Bb5 a6 4 Ba4 Nf6 5 0-0 Be7 6 Re1 b5 7 Bb3 0-0 8 c3 d6 9 h3 Na5 10 Bc2 c5 11 d4 Qc7 12 Nbd2 cxd4 13 cxd4

D00 Queen's Pawn Game
1 d4 d5

D01 Richter-Veresov Attack
1 d4 d5 2 Nc3 Nf6 3 Bg5

D02 Queen's Pawn Game
1 d4 d5 2 Nf3

D03 Torre Attack (Tartakower Variation)
1 d4 d5 2 Nf3 Nf6 3 Bg5

D04 Queen's Pawn Game
1 d4 d5 2 Nf3 Nf6 3 e3

D05 Queen's Pawn Game
1 d4 d5 2 Nf3 Nf6 3 e3 e6

D06 Queen's Gambit Declined
1 d4 d5 2 c4

D07 Queen's Gambit Declined, Chigorin Defense
1 d4 d5 2 c4 Nc6

D08 Queen's Gambit Declined, Albin Counter Gambit
1 d4 d5 2 c4 e5

D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3
1 d4 d5 2 c4 e5 3 dxe5 d4 4 Nf3 Nc6 5 g3

D10 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6

D11 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6 3 Nf3

D12 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 e3 Bf5

D13 Queen's Gambit Declined Slav, Exchange Variation
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 cxd5 cxd5

D14 Queen's Gambit Declined Slav, Exchange Variation
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 cxd5 cxd5 5 Nc3 Nc6 6 Bf4 Bf5

D15 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 Nc3

D16 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 Nc3 dxc4 5 a4

D17 Queen's Gambit Declined Slav
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 Nc3 dxc4 5 a4 Bf5

D18 Queen's Gambit Declined Slav, Dutch
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 Nc3 dxc4 5 a4 Bf5 6 e3

D19 Queen's Gambit Declined Slav, Dutch
1 d4 d5 2 c4 c6 3 Nf3 Nf6 4 Nc3 dxc4 5 a4 Bf5 6 e3 e6 7 Bxc4 Bb4 8 0-0 0-0 9 Qe2

D20 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4

D21 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3

D22 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3 a6 4 e3 Bg4 5 Bxc4 e6 6 d5

D23 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6

D24 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 Nc3

D25 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 e3

D26 Queen's Gambit Accepted
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 e3 e6

D27 Queen's Gambit Accepted, Classical
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 e3 e6 5 Bxc4 c5 6 0-0 a6

D28 Queen's Gambit Accepted, Classical
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 e3 e6 5 Bxc4 c5 6 0-0 a6 7 Qe2

D29 Queen's Gambit Accepted, Classical
1 d4 d5 2 c4 dxc4 3 Nf3 Nf6 4 e3 e6 5 Bxc4 c5 6 0-0 a6 7 Qe2 b5 8 Bb3 Bb7

D30 Queen's Gambit Declined
1 d4 d5 2 c4 e6

D31 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3

D32 Queen's Gambit Declined, Tarrasch
1 d4 d5 2 c4 e6 3 Nc3 c5

D33 Queen's Gambit Declined, Tarrasch
1 d4 d5 2 c4 e6 3 Nc3 c5 4 cxd5 exd5 5 Nf3 Nc6 6 g3

D34 Queen's Gambit Declined, Tarrasch
1 d4 d5 2 c4 e6 3 Nc3 c5 4 cxd5 exd5 5 Nf3 Nc6 6 g3 Nf6 7 Bg2 Be7

D35 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6

D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 cxd5 exd5 5 Bg5 c6 6 Qc2

D37 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3

D38 Queen's Gambit Declined, Ragozin Variation
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 Bb4

D39 Queen's Gambit Declined, Ragozin, Vienna Variation
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 Bb4 5 Bg5 dxc4

D40 Queen's Gambit Declined, Semi-Tarrasch
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c5

D41 Queen's Gambit Declined, Semi-Tarrasch
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c5 5 cxd5

D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c5 5 cxd5 Nxd5 6 e3 Nc6 7 Bd3

D43 Queen's Gambit Declined Semi-Slav
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6

D44 Queen's Gambit Declined Semi-Slav
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 Bg5 dxc4

D45 Queen's Gambit Declined Semi-Slav
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 e3

D46 Queen's Gambit Declined Semi-Slav
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 e3 Nbd7 6 Bd3

D47 Queen's Gambit Declined Semi-Slav
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 e3 Nbd7 6 Bd3 dxc4 7 Bxc4

D48 Queen's Gambit Declined Semi-Slav, Meran
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 e3 Nbd7 6 Bd3 dxc4 7 Bxc4 b5 8 Bd3 a6

D49 Queen's Gambit Declined Semi-Slav, Meran
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Nf3 c6 5 e3 Nbd7 6 Bd3 dxc4 7 Bxc4 b5 8 Bd3 a6 9 e4 c5 10 e5 cxd4 11
Nxb5

D50 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5

D51 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Nbd7

D52 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Nbd7 5 e3 c6 6 Nf3

D53 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7

D54 Queen's Gambit Declined, Anti-Neo-Orthodox Variation
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Rc1

D55 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3

D56 Queen's Gambit Declined
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 h6 7 Bh4

D57 Queen's Gambit Declined, Lasker Defense
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 h6 7 Bh4 Ne4 8 Bxe7 Qxe7

D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) System
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 h6 7 Bh4 b6

D59 Queen's Gambit Declined, Tartakower
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 h6 7 Bh4 b6 8 cxd5 Nxd5

D60 Queen's Gambit Declined, Orthodox Defense
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7

D61 Queen's Gambit Declined, Orthodox Defense, Rubinstein Attack
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Qc2

D62 Queen's Gambit Declined, Orthodox Defense, 7.Qc2 c5, 8.cd (Rubinstein)
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Qc2 c5 8 cxd5

D63 Queen's Gambit Declined, Orthodox Defense
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1

D64 Queen's Gambit Declined, Orthodox Defense, Rubinstein Attack
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Qc2

D65 Queen's Gambit Declined, Orthodox, Rubinstein Attack, Main line
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Qc2 a6 9 cxd5

D66 Queen's Gambit Declined, Orthodox Defense, Bd3 line
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Bd3

D67 Queen's Gambit Declined, Orthodox Defense, Bd3 line
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Bd3 dxc4 9 Bxc4 Nd5

D68 Queen's Gambit Declined, Orthodox Defense, Classical
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Bd3 dxc4

D69 Queen's Gambit Declined, Orthodox Defense, Classical, 13.de
1 d4 d5 2 c4 e6 3 Nc3 Nf6 4 Bg5 Be7 5 e3 0-0 6 Nf3 Nbd7 7 Rc1 c6 8 Bd3 dxc4

D70 Neo-Grunfeld Defense
1 d4 Nf6 2 c4 g6 3 f3 d5

D71 Neo-Grunfeld
1 d4 Nf6 2 c4 g6 3 g3 d5

D72 Neo-Grunfeld, 5.cd, Main line
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 cxd5 Nxd5 6 e4 Nb6 7 Ne2

D73 Neo-Grunfeld, 5.Nf3
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3

D74 Neo-Grunfeld, 6.cd Nxd5, 7.O-O
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 cxd5 Nxd5 7 0-0

D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 cxd5 Nxd5 7 0-0 c5 8 dxc5

D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 cxd5 Nxd5 7 0-0 Nb6

D77 Neo-Grunfeld, 6.O-O
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 0-0

D78 Neo-Grunfeld, 6.O-O c6
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 0-0 c6

D79 Neo-Grunfeld, 6.O-O, Main line
1 d4 Nf6 2 c4 g6 3 g3 d5 4 Bg2 Bg7 5 Nf3 0-0 6 0-0 c6 7 cxd5 cxd5

D80 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5

D81 Grunfeld, Russian Variation
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Qb3

D82 Grunfeld, 4.Bf4
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Bf4

D83 Grunfeld, Grunfeld Gambit
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Bf4 Bg7 5 e3 0-0

D84 Grunfeld, Grunfeld Gambit Accepted
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Bf4 Bg7 5 e3 0-0 6 cxd5 Nxd5 7 Nxd5 Qxd5 8 Bxc7

D85 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 cxd5 Nxd5

D86 Grunfeld, Exchange
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 cxd5 Nxd5 5 e4 Nxc3 6 bxc3 Bg7 7 Bc4

D87 Grunfeld, Exchange
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 cxd5 Nxd5 5 e4 Nxc3 6 bxc3 Bg7 7 Bc4 0-0 8 Ne2 c5

D88 Grunfeld, Spassky Variation, Main line, 10...cd, 11.cd
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 cxd5 Nxd5 5 e4 Nxc3 6 bxc3 Bg7 7 Bc4 0-0 8 Ne2

D89 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 cxd5 Nxd5 5 e4 Nxc3 6 bxc3 Bg7 7 Bc4 0-0 8 Ne2

D90 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3

D91 Grunfeld, 5.Bg5
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Bg5

D92 Grunfeld, 5.Bf4
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Bf4

D93 Grunfeld, with Bf4 & e3
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Bf4 0-0 6 e3

D94 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 e3

D95 Grunfeld
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 e3 0-0 6 Qb3

D96 Grunfeld, Russian Variation
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Qb3

D97 Grunfeld, Russian
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Qb3 dxc4 6 Qxc4 0-0 7 e4

D98 Grunfeld, Russian
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Qb3 dxc4 6 Qxc4 0-0 7 e4 Bg4

D99 Grunfeld Defense, Smyslov
1 d4 Nf6 2 c4 g6 3 Nc3 d5 4 Nf3 Bg7 5 Qb3 dxc4 6 Qxc4 0-0 7 e4 Bg4 8 Be3

E00 Queen's Pawn Game
1 d4 Nf6 2 c4 e6

E01 Catalan, Closed
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2

E02 Catalan, Open, 5.Qa4
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 dxc4 5 Qa4+

E03 Catalan, Open
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 dxc4 5 Qa4+ Nbd7 6 Qxc4

E04 Catalan, Open, 5.Nf3
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 dxc4 5 Nf3

E05 Catalan, Open, Classical line
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 dxc4 5 Nf3 Be7

E06 Catalan, Closed, 5.Nf3
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 Be7 5 Nf3

E07 Catalan, Closed
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 Be7 5 Nf3 0-0 6 0-0 Nbd7

E08 Catalan, Closed
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 Be7 5 Nf3 0-0 6 0-0 Nbd7 7 Qc2

E09 Catalan, Closed
1 d4 Nf6 2 c4 e6 3 g3 d5 4 Bg2 Be7 5 Nf3 0-0 6 0-0 Nbd7 7 Qc2 c6 8 Nbd2

E10 Queen's Pawn Game
1 d4 Nf6 2 c4 e6 3 Nf3

E11 Bogo-Indian Defense
1 d4 Nf6 2 c4 e6 3 Nf3 Bb4+

E12 Queen's Indian
1 d4 Nf6 2 c4 e6 3 Nf3 b6

E13 Queen's Indian, 4.Nc3, Main line
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 Nc3 Bb7 5 Bg5 h6 6 Bh4 Bb4

E14 Queen's Indian
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 e3

E15 Queen's Indian
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3

E16 Queen's Indian
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3 Bb7 5 Bg2 Bb4+

E17 Queen's Indian
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3 Bb7 5 Bg2 Be7

E18 Queen's Indian, Old Main line, 7.Nc3
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3 Bb7 5 Bg2 Be7 6 0-0 0-0 7 Nc3

E19 Queen's Indian, Old Main line, 9.Qxc3
1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3 Bb7 5 Bg2 Be7 6 0-0 0-0 7 Nc3 Ne4 8 Qc2 Nxc3

E20 Nimzo-Indian
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4

E21 Nimzo-Indian, Three Knights
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Nf3

E22 Nimzo-Indian, Spielmann Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qb3

E23 Nimzo-Indian, Spielmann
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qb3 c5 5 dxc5 Nc6

E24 Nimzo-Indian, Samisch
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3

E25 Nimzo-Indian, Samisch
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3 c5 6 f3 d5 7 cxd5

E26 Nimzo-Indian, Samisch
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3 c5 6 e3

E27 Nimzo-Indian, Samisch Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3 0-0

E28 Nimzo-Indian, Samisch Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3 0-0 6 e3

E29 Nimzo-Indian, Samisch
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 a3 Bxc3+ 5 bxc3 0-0 6 e3 c5 7 Bd3 Nc6

E30 Nimzo-Indian, Leningrad
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Bg5

E31 Nimzo-Indian, Leningrad, Main line
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Bg5 h6 5 Bh4 c5 6 d5 d6

E32 Nimzo-Indian, Classical
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2

E33 Nimzo-Indian, Classical
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 Nc6

E34 Nimzo-Indian, Classical, Noa Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 d5

E35 Nimzo-Indian, Classical, Noa Variation, 5.cd ed
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 d5 5 cxd5 exd5

E36 Nimzo-Indian, Classical
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 d5 5 a3

E37 Nimzo-Indian, Classical
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 d5 5 a3 Bxc3+ 6 Qxc3 Ne4 7 Qc2

E38 Nimzo-Indian, Classical, 4...c5
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 c5

E39 Nimzo-Indian, Classical, Pirc Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 Qc2 c5 5 dxc5 0-0

E40 Nimzo-Indian, 4.e3
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3

E41 Nimzo-Indian
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 c5

E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 c5 5 Ne2

E43 Nimzo-Indian, Fischer Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 b6

E44 Nimzo-Indian, Fischer Variation, 5.Ne2
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 b6 5 Ne2

E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 b6 5 Ne2 Ba6

E46 Nimzo-Indian
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0

E47 Nimzo-Indian, 4.e3 O-O 5.Bd3
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Bd3

E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Bd3 d5

E49 Nimzo-Indian, 4.e3, Botvinnik System
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3

E50 Nimzo-Indian, 4.e3 0-0 5.Nf3, without ...d5
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3

E51 Nimzo-Indian, 4.e3
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5

E52 Nimzo-Indian, 4.e3, Main line with ...b6
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 b6

E53 Nimzo-Indian, 4.e3
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5

E54 Nimzo-Indian, 4.e3, Gligoric System
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 dxc4 8 Bxc4

E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 dxc4 8 Bxc4 Nbd7

E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 Nc6

E57 Nimzo-Indian, 4.e3, Main line with 8...dc and 9...cd
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 Nc6 8 a3 dxc4 9

E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 Nc6 8 a3 Bxc3 9 bxc3

E59 Nimzo-Indian, 4.e3, Main line
1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 4 e3 0-0 5 Nf3 d5 6 Bd3 c5 7 0-0 Nc6 8 a3 Bxc3 9 bxc3 dxc4 10 Bxc4

E60 King's Indian Defense
1 d4 Nf6 2 c4 g6

E61 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3

E62 King's Indian, Fianchetto
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3

E63 King's Indian, Fianchetto, Panno Variation
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 Nc6 7 0-0 a6

E64 King's Indian, Fianchetto, Yugoslav System
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 c5

E65 King's Indian, Fianchetto, Yugoslav, 7.O-O
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 c5 7 0-0

E66 King's Indian, Fianchetto, Yugoslav Panno
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 c5 7 0-0 Nc6 8 d5

E67 King's Indian, Fianchetto
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 Nbd7

E68 King's Indian, Fianchetto, Classical Variation, 8.e4
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 Nbd7 7 0-0 e5 8 e4

E69 King's Indian, Fianchetto, Classical Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 Nf3 d6 5 g3 0-0 6 Bg2 Nbd7 7 0-0 e5 8 e4 c6 9 h3

E70 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4

E71 King's Indian, Makagonov System (5.h3)
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 h3

E72 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 g3

E73 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Be2

E74 King's Indian, Averbakh, 6...c5
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Be2 0-0 6 Bg5 c5

E75 King's Indian, Averbakh, Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Be2 0-0 6 Bg5 c5 7 d5 e6

E76 King's Indian, Four Pawns Attack
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f4

E77 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f4 0-0 6 Be2

E78 King's Indian, Four Pawns Attack, with Be2 and Nf3
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f4 0-0 6 Be2 c5 7 Nf3

E79 King's Indian, Four Pawns Attack, Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f4 0-0 6 Be2 c5 7 Nf3 cxd4 8 Nxd4 Nc6 9 Be3

E80 King's Indian, Samisch Variation
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3

E81 King's Indian, Samisch
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0

E82 King's Indian, Samisch, double Fianchetto Variation
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 b6

E83 King's Indian, Samisch
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 Nc6

E84 King's Indian, Samisch, Panno Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 Nc6 7 Nge2 a6 8 Qd2 Rb8

E85 King's Indian, Samisch, Orthodox Variation
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 e5

E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 e5 7 Nge2 c6

E87 King's Indian, Samisch, Orthodox
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 e5 7 d5

E88 King's Indian, Samisch, Orthodox, 7.d5 c6
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 e5 7 d5 c6

E89 King's Indian, Samisch, Orthodox Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 f3 0-0 6 Be3 e5 7 d5 c6 8 Nge2 cxd5

E90 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3

E91 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2

E92 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5

E93 King's Indian, Petrosian System
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 d5 Nbd7

E94 King's Indian, Orthodox
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0

E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0 Nbd7 8 Re1

E96 King's Indian, Orthodox, 7...Nbd7, Main line
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0 Nbd7 8 Re1 c6 9 Bf1 a5

E97 King's Indian
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0 Nc6

E98 King's Indian, Orthodox, Aronin-Taimanov, 9.Ne1
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0 Nc6 8 d5 Ne7 9 Ne1

E99 King's Indian, Orthodox, Aronin-Taimanov
1 d4 Nf6 2 c4 g6 3 Nc3 Bg7 4 e4 d6 5 Nf3 0-0 6 Be2 e5 7 0-0 Nc6 8 d5 Ne7 9 Ne1 Nd7 10 f3 f5