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ECO D

ECO D - Closed & Semi-Closed Games

This category includes games beginning with 1.d4 d5 (Closed Games like the Queen's Gambit) and 1.d4 followed by moves other than 1...d5 or 1...Nf6 (Semi-Closed Games). Also includes various 1.d4 systems.

ECO Subcategories

D00 D01 D02 D03 D04 D05 D06 D07 D08 D10 D11 D12 D14 D15 D16 D17 D18 D20 D21 D22 D23 D24 D25 D26 D27 D28 D29 D30 D31 D32 D33 D34 D35 D37 D38 D40 D41 D43 D44 D45 D46 D47 D48 D49 D50 D51 D52 D53 D55 D56 D57 D60 D63 D64 D66 D67 D70 D71 D78 D79 D80 D83 D85 D86 D87 D89 D90 D94 D97 D99

473 Openings Found

d4 d5 Bf4 D00

Steinitz Countergambit, Queen Pawn Game

d4 d5 Bf4 c5 D00

d4 d5 Bf4 c5 e4 D00

Morris Counter-Gambit

d4 d5 Bf4 c5 e4 dxe4 D00

Bishop Attack; Levitsky Attack, Queen Pawn Game

d4 d5 Bg5 D00

d4 d5 Bg5 D00

Welling Variation, Queen Pawn Game

d4 d5 Bg5 Bg4 D00

Euwe Variation, Queen Pawn Game

d4 d5 Bg5 h6 Bh4 c6 Nf3 Qb6 D06

Zilbermints Gambit, QGD

d4 d5 c4 b5 D06

Brieger Defense; Sahovic Defense, QGD; Baltic Defense

d4 d5 c4 Bf5 D31

Baltic Defense, QGD

d4 d5 c4 Bf5 cxd5 Bxb1 Qa4+ c6 dxc6 Nxc6 D31

Argentinian Gambit, QGD

d4 d5 c4 Bf5 cxd5 Bxb1 Qa4+ c6 dxc6 Nxc6 Rxb1 Qxd4 D06

Pseudo-Slav, QGD

d4 d5 c4 Bf5 Nc3 e6 Nf3 c6 D06

Pseudo-Chigorin, QGD

d4 d5 c4 Bf5 Nc3 e6 Nf3 Nc6 D06

Queen Attack, Baltic Defens, QGD

d4 d5 c4 Bf5 Nc3 e6 Qb3 D06

Austrian Defense; Summetrical Defense, QGD

d4 d5 c4 c5 D06

Gusev Countergambit, QGD

d4 d5 c4 c5 cxd5 Nf6 D06

Haberditz Variation, QGD

d4 d5 c4 c5 cxd5 Nf6 e4 Nxe4 dxc5 Qa5+ D06

Salvio Countergambit, QGD

d4 d5 c4 c5 dxc5 d4 D10

Exchange Variation, Slav

d4 d5 c4 c6 cxd5 D10

d4 d5 c4 c6 e3 D10

Diemer Gambit, Slav

d4 d5 c4 c6 e4 D10

Alekhine Attack, Slav

d4 d5 c4 c6 Nc3 dxc4 e4 D10

Winawer Counter Gambit, Slav

d4 d5 c4 c6 Nc3 e5 D10

Anti-Winawer Gambit, Slav

d4 d5 c4 c6 Nc3 e5 e4 D11

Slav Bishop's Game

d4 d5 c4 c6 Nf3 Bf5 D11

Bonet Gambit, Slav

d4 d5 c4 c6 Nf3 Nf6 Bg5 D14

Trifunovic Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 cxd5 cxd5 Nc3 Nc6 Bf4 Bf5 e3 e6 Qb3 Bb4 D11

Quiet Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 e3 D12

Amsterdam Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 e3 Bf5 cxd5 cxd5 Nc3 D12

Rotterdam Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 e3 Bf5 cxd5 cxd5 Qb3 D12

Landau Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 e3 Bf5 cxd5 cxd5 Qb3 Qc8 Bd2 e6 Na3 D12

Pin Defense, Slav

d4 d5 c4 c6 Nf3 Nf6 e3 Bg4 D11

Breyer Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nbd2 D15

Chameleon Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 a6 D15

Advance System, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 c5 D15

Two Knights Attack, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 D18

Mareschall Variation, Slav; Lasker Variation

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 e3 Na6 D17

Krause Attack, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 D17

Wiesbaden Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 e6 D17

Sharp Line, Wiesbaden Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 e6 f3 Bb4 e4 D17

Fazekas Gambit, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 Na6 e4 D17

Carlsbad Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Ne5 Nbd7 Nxc4 Qc7 g3 e5 D17

Baarn Variation, Slav; Bled Attack

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bf5 Nh4 D16

Steiner Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Bg4 D16

Soultanbeieff Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 e6 D16

Smyslov Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 a4 Na6 D15

Alekhine Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 e3 D15

Alekhine Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 e3 b5 a4 b4 D15

Geller Variation; Geller-Tolush Var, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 dxc4 e4 D15

Schlechter Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 g6 D15

Suchting Variation, Slav

d4 d5 c4 c6 Nf3 Nf6 Nc3 Qb6 D20

Old Variation, QGA

d4 d5 c4 dxc4 e3 D20

Korchnoi Gambit, QGA

d4 d5 c4 dxc4 e3 e5 Bc4 exd4 Qb3 Qe7 Kf1 D20

Novikov Gambit, QGA

d4 d5 c4 dxc4 e3 e5 Bc4 exd4 Qb3 Qe7 Nd2 D20

Christensen Gambit, QGA

d4 d5 c4 dxc4 e3 e5 Bc4 exd4 Qb3 Qe7 Nf3 D20

Saduleto Variation, QGA; Central Variation, QGA

d4 d5 c4 dxc4 e4 D20

Greco Variation, QGA

d4 d5 c4 dxc4 e4 b5 D20

Rubinstein Variation, QGA

d4 d5 c4 dxc4 e4 c5 D20

Yefimov Gambit, QGA

d4 d5 c4 dxc4 e4 c5 d5 b5 D20

Linares Variation, QGA

d4 d5 c4 dxc4 e4 c5 d5 Nf6 Nc3 b5 D20

McDonnell Defense, QGA

d4 d5 c4 dxc4 e4 e5 D20

Somov Gambit, QGA

d4 d5 c4 dxc4 e4 e5 Bxc4 D01

Betbeder; Veresov; Levitzky; Parisian

d4 d5 c4 dxc4 e4 f5 D20

Versov; Betbeder; Schwartz Defense, QGA

d4 d5 c4 dxc4 e4 f5 D20

Modern Defense, QGA

d4 d5 c4 dxc4 e4 Nc6 D20

Alekhine System, QGA

d4 d5 c4 dxc4 e4 Nf6 D21

Alekhine Variation, QGA

d4 d5 c4 dxc4 Nf3 a6 D22

Haberditz Variation, QGA

d4 d5 c4 dxc4 Nf3 a6 e3 b5 D22

Alekhine Variation, QGA

d4 d5 c4 dxc4 Nf3 a6 e3 Bg4 D22

Borisenko-Furman Variation, QGA

d4 d5 c4 dxc4 Nf3 a6 e4 D21

Slav Gambit, QGA

d4 d5 c4 dxc4 Nf3 b5 D21

Gunsberg Defense, QGA

d4 d5 c4 dxc4 Nf3 c5 D21

Prianishenmo Gambit, QGA

d4 d5 c4 dxc4 Nf3 c5 d5 Nf6 Nc3 e6 e4 exd5 e5 D21

Rosenthal Variation, QGA

d4 d5 c4 dxc4 Nf3 e6 D21

Godes Variation, QGA

d4 d5 c4 dxc4 Nf3 Nd7 D25

Flohr; Winawer Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 Be6 D25

Larsen; Janowski; Modern Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 Bg4 D26

Classical Defense, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 D27

Furman Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 dxc5 Bxc5 D27

Russian Gambit, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 e4 D28

Accelerated Fianchetto, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 Qe2 b5 D29

Smyslov Variation, Classical Defense, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 Qe2 b5 Bb3 Bb7 Rd1 Nbd7 Nc3 Bd6 D28

Counter Fianchetto Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 Qe2 Nc6 dxc5 D28

Four Knights Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O a6 Qe2 Nc6 Nc3 D26

Steinitz Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O cxd4 D26

Development Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 e6 Bxc4 c5 O-O Nc6 D25

Smyslov Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 e3 g6 D24

Bogoljubow Defense, QGA

d4 d5 c4 dxc4 Nf3 Nf6 Nc3 a6 e4 D23

Mannheim Variation, QGA

d4 d5 c4 dxc4 Nf3 Nf6 Qa4+ D08

Lasker Trap, QGD

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 D08

Normal Line, Albin Countergambit, QGD

d4 d5 c4 e5 dxe5 d4 Nf3 D08

Tartakower Defense, QGD

d4 d5 c4 e5 dxe5 d4 Nf3 c5 D08

Alapin Variation, QGD

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 Nbd2 D31

Janowski Variation, QGD

d4 d5 c4 e6 Nc3 a6 D31

Alapin Variation, QGD

d4 d5 c4 e6 Nc3 b6 D31

Alatortsev; Petrosian, Charousek Var, QGD

d4 d5 c4 e6 Nc3 Be7 D31

Miladinovic Gambit, QGD

d4 d5 c4 e6 Nc3 Be7 e4 dxe4 f3 D32

Schara-Hennig; Duisburg Gambit, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 cxd4 D32

Von Hennig Gambit, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 cxd4 Qxd4 Nc6 Qd1 exd5 Qxd5 Be6 D32

Tarrasch Gambit, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 dxc5 d4 Na4 b5 D32

Marshall Gambit, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 e4 D32

Two Knights Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 D32

Grunfeld Gambit, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 dxc5 d4 Na4 b5 D33

Folkestone; Swedish Var, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 c4 D33

Prague Variation, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 D34

Rubinstein; Normal Position, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O D34

Carlsbad Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O Bg5 D34

Endgame Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O Bg5 Be6 D34

Bogoljubow Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O Bg5 Be6 Rc1 c4 D34

Advance Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O Bg5 c4 D34

Spassky Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O Bg5 cxd4 Nxd4 D34

Reti Variation, QGD

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O dxc5 Bxc5 Na4 D34

Classical Tarrasch Gambit

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Be7 O-O O-O dxc5 d4 D33

Wagner Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 g3 Nf6 Bg2 Bg4 D32

Symmetrical Variation, Tarrasch

d4 d5 c4 e6 Nc3 c5 e3 Nf6 Nf3 Nc6 D31

Semi-Slav Defense

d4 d5 c4 e6 Nc3 c6 D31

Portisch Gambit, Semi-Slav

d4 d5 c4 e6 Nc3 c6 e3 f5 g4 D31

Marshall Gambit, Semi-Slav

d4 d5 c4 e6 Nc3 c6 e4 D31

Gunderam Gambit, Semi-Slav

d4 d5 c4 e6 Nc3 c6 e4 dxe4 f3 D31

Tolush Variation, Semi-Slav

d4 d5 c4 e6 Nc3 c6 e4 dxe4 Nxe4 Bb4+ Bd2 Qxd4 Bxb4 Qxe4+ Be2 c5 Bxc5 Qxg2 D31

Noteboom Variation, Semi-Slav

d4 d5 c4 e6 Nc3 c6 Nf3 dxc4 D31

Abrahams; Noteboom; Klaus Junge Var, QGD

d4 d5 c4 e6 Nc3 c6 Nf3 dxc4 a4 Bb4 e3 b5 Bd2 a5 D31

Anti-Noteboom Variation, Semi-Slav

d4 d5 c4 e6 Nc3 c6 Nf3 dxc4 Bg5 D31

Beliavsky Line, Semi-Slav

d4 d5 c4 e6 Nc3 c6 Nf3 dxc4 Bg5 f6 D35

Harrwitz; Rubinstein Var, QGD

d4 d5 c4 e6 Nc3 Nf6 Bf4 D53

Heral Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 Bxf6 D53

Lasker Defense, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 Ne4 D55

Pillsbury Attack, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 b6 Bd3 Bb7 cxd5 exd5 Ne5 D55

Neo Orthodox Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 D56

Lasker Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 Bh4 Ne4 Bxe7 Qxe7 D57

Bernstein Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 Bh4 Ne4 Bxe7 Qxe7 cxd5 Nxc3 bxc3 D56

Teichmann Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 Bh4 Ne4 Bxe7 Qxe7 Qc2 D55

Anti-Tartakower Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 Bxf6 D55

Petrosian Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 h6 Bxf6 Bxf6 Rc1 c6 Bd3 Nd7 O-O dxc4 D60

Botvinnik Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Bd3 D60

Rauzer Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Qb3 D63

Henneberger; Swiss Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 a6 D63

Capablanca Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 b6 cxd5 exd5 Bb5 D63

Pillsbury Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 b6 cxd5 exd5 Bd3 D63

Rubinstein Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 c6 D66

Fianchetto Variation, Orthodox Defense, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 c6 Bd3 dxc4 Bxc4 b5 D67

Alekhine Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 c6 Bd3 dxc4 Bxc4 Nd5 Bxe7 Qxe7 Ne4 D67

Classical Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 c6 Bd3 dxc4 Bxc4 Nd5 Bxe7 Qxe7 O-O Nxc3 Rxc3 D64

Janowski Variation, Orthodox Defense, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 e3 O-O Nf3 Nbd7 Rc1 c6 Bd3 dxc4 Bxc4 Nd5 h4 D50

Uhlmann Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Be7 Nf3 h6 Bh4 O-O Rc1 dxc4 D50

Been & Koomen; Dutch & Peruvian

d4 d5 c4 e6 Nc3 Nf6 Bg5 c5 D50

Pseudo-Tarrasch Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 c5 cxd5 D50

Canal; Venice Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 c5 cxd5 Qb6 D50

Primitive Pillsbury Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 c5 Nf3 cxd4 Qxd4 D51

Manhattan; Westphalia Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 e3 Bb4 D51

Westphalian Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 e3 Bb4 Nf3 c5 D52

Cambridge Springs; Pillsbury Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 e3 c6 Nf3 Qa5 D52

Bogoljubov Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 e3 c6 Nf3 Qa5 Nd2 Bb4 Qc2 D52

Argentine Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 e3 c6 Nf3 Qa5 Nd2 Bb4 Qc2 O-O Bh4 D51

Alekhine Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 Nf3 c6 e4 D51

Alekhine Gambit, QGD

d4 d5 c4 e6 Nc3 Nf6 Bg5 Nbd7 Nf3 h6 Bh4 dxc4 D35

Exchange Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 cxd5 D35

Positional Variation, Exchange Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 D35

Saemisch Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Nf3 Nbd7 Bf4 D38

Alekhine Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 Bb4 Qa4 D37

Harrwitz Attack, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 Be7 Bf4 D40

Pillsbury Variation, Semi-Tarrasch

d4 d5 c4 e6 Nc3 Nf6 Nf3 c5 Bg5 D41

San Sebastian Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c5 cxd5 Nxd5 e4 Nxc3 bxc3 cxd4 cxd4 Bb4+ Bd2 Bxd2+ D43

Anti-Meran Gambit, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 D44

Botvinnik Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 dxc4 e4 b5 D44

Ekstrom Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 dxc4 e4 b5 e5 h6 Bh4 g5 exf6 gxh4 Ne5 D44

Lilienthal Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 dxc4 e4 b5 e5 h6 Bh4 g5 Nxg5 hxg5 Bxg5 Nbd7 D44

Alatortsev System, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 dxc4 e4 b5 e5 h6 Bh4 g5 Nxg5 Nd5 D44

Anti-Moscow Gambit

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 Bg5 h6 Bh4 D45

Acclerated Meran, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 a6 D45

Normal Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 D46

Romi Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 Bb4 D46

Chigorin Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 Bd6 D46

Bogoljubow Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 Be7 D48

Pirc Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 a6 e4 b4 D48

Old Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 a6 e4 c5 e5 D49

Sozin Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 a6 e4 c5 e5 cxd4 Nxb5 Nxe5 D49

Stahlberg Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 a6 e4 c5 e5 cxd4 Nxb5 Nxe5 Nxe5 axb5 D48

Old Meran Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 a6 O-O D47

Lundin; Neo-Meran

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 b4 D47

Wade Variation, QGD

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 Bb7 D47

Larsen Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Bd3 dxc4 Bxc4 b5 Bd3 Bb7 e4 b4 Na4 c5 D45

Rubinstein; anti-Meran

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Ne5 D45

Stoltz Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Qc2 D45

Center Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Qc2 Bd6 e4 D45

Mikhalchishin Line, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Qc2 Bd6 e4 dxe4 Nxe4 Nxe4 Qxe4 e5 dxe5 D45

Shabalov Attack, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Nbd7 Qc2 Bd6 g4 D44

Stonewall Defense, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 c6 e3 Ne4 Bd3 f5 D44

Vienna Variation, Semi-Slav

d4 d5 c4 e6 Nc3 Nf6 Nf3 dxc4 D30

Pseudo-Tarrasch, QGD

d4 d5 c4 e6 Nf3 c5 D30

Bishop Attack, Tarrasch

d4 d5 c4 e6 Nf3 c5 cxd5 exd5 Bg5 D30

Anti-Noteboom Gambit, Semi-Slav

d4 d5 c4 e6 Nf3 c6 Nc3 dxc4 g3 D30

Traditional Variation, QGD

d4 d5 c4 e6 Nf3 Nf6 Bg5 D30

Vienna Variation, QGD

d4 d5 c4 e6 Nf3 Nf6 Bg5 Bb4+ D30

Duras Variation, QGD; Capablanca Variation

d4 d5 c4 e6 Nf3 Nf6 Bg5 h6 D30

Hastings Variation, QGD

d4 d5 c4 e6 Nf3 Nf6 Bg5 h6 Bxf6 Qxf6 Nc3 c6 Qb3 D30

Capablanca Variation, QGD

d4 d5 c4 e6 Nf3 Nf6 Bg5 Nbd7 e3 c6 Nbd2 D30

Pseudo-Meran; Semi-Slav, QGD

d4 d5 c4 e6 Nf3 Nf6 e3 c6 D30

Quiet Variation, Semi-Slav

d4 d5 c4 e6 Nf3 Nf6 e3 c6 Nbd2 D30

Semmering Variation, Semi-Slav

d4 d5 c4 e6 Nf3 Nf6 e3 c6 Nbd2 Nbd7 Bd3 c5 D06

Alekhine Defense, QGD

d4 d5 c4 g6 D07

Exchange Variation, Chigorin Defense

d4 d5 c4 Nc6 cxd5 Qxd5 D07

d4 d5 c4 Nc6 cxd5 Qxd5 e3 e5 Nc3 Bb4 Bd2 Bxc3 Bxc3 exd4 Ne2 D07

Janowski Variation, QGD

d4 d5 c4 Nc6 Nc3 dxc4 Nf3 D06

Tartakower Gambit, QGD

d4 d5 c4 Nc6 Nc3 e5 D06

Modern Gambit, Chigorin Defense

d4 d5 c4 Nc6 Nc3 Nf6 Nf3 dxc4 D06

Alekhine Variation, Chigorin Defense

d4 d5 c4 Nc6 Nf3 Bg4 Qa4 D06

Lazard Gambit, Chigorin Defense

d4 d5 c4 Nc6 Nf3 e5 D06

Marshall Defense; Knight Defense, QGD

d4 d5 c4 Nf6 D06

Cocquio Counter Gambit, QGD; Tan Gambit

d4 d5 c4 Nf6 cxd5 c6 D00

Stonewall Attack, Queen Pawn Game

d4 d5 e3 Nf6 Bd3 D00

Stonewall Attack

d4 d5 e3 Nf6 Bd3 c5 c3 D00

Blackmar-Diemer Gambit

Fritz Gambit, BDG

d4 d5 e4 dxe4 Bc4 D00

Diemer-Rosenberg Attack, BDG

d4 d5 e4 dxe4 Be3 D00

Blackmar Gambit; Gedult Gambit

d4 d5 e4 dxe4 f3 D00

Pohlmann Variation, BDG

d4 d5 e4 dxe4 f3 f5 D00

Mieses; Nimzovich Var, BDG

d4 d5 e4 dxe4 f3 Nc6 D00

Polish Gambit, BDG

d4 d5 e4 dxe4 Nc3 D00

Grosshans Defense, BDG

d4 d5 e4 dxe4 Nc3 Bd7 D00

Zeller Defesne, BDG

d4 d5 e4 dxe4 Nc3 Bf5 D00

Zeller Defesne, BDG

d4 d5 e4 dxe4 Nc3 Bf5 f3 exf3 Qxf3 Bc8 D00

Soller Attack, BDG

d4 d5 e4 dxe4 Nc3 Bf5 f3 Nf6 Bc4 D00

Dries Counter-Attack, BDG

d4 d5 e4 dxe4 Nc3 c5 D00

Lemberger Counter-Gambit, BDG

d4 d5 e4 dxe4 Nc3 e5 D00

Soller; Lemberger Var, BDG; Diemer Attack

d4 d5 e4 dxe4 Nc3 e5 Be3 D00

Endgame Variation, BDG

d4 d5 e4 dxe4 Nc3 e5 dxe5 D00

Rasmussen Attack, BDG

d4 d5 e4 dxe4 Nc3 e5 Nge2 D00

Lange Gambit; Alfred Lange Gambit; Simple Variation

d4 d5 e4 dxe4 Nc3 e5 Nxe4 D00

Sneiders Attack, BDG

d4 d5 e4 dxe4 Nc3 e5 Qh5 D00

Rasa-Studier Variation, BDG

d4 d5 e4 dxe4 Nc3 e6 Be3 D00

Giertz-Peters Gambit, BDG

d4 d5 e4 dxe4 Nc3 e6 f3 D00

Netherlands Variation, BDG

d4 d5 e4 dxe4 Nc3 f5 D00

Mieses; Nimzovich Var, BDG

d4 d5 e4 dxe4 Nc3 Nc6 D00

Vienna Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 D00

Studier-Rasa Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 Be3 D00

Von Popiel Gambit

d4 d5 e4 dxe4 Nc3 Nf6 Bg5 D00

Zilbermints Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 Bg5 Bf5 Bxf6 exf6 g4 Bg6 Qe2 Bb4 Qb5+ D00

Blackmar-Diemer Gambit

d4 d5 e4 dxe4 Nc3 Nf6 f3 D00

Hans Mullers; Vienna V

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 D00

Soller; Vienna Var, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 Bc4 D00

Tejler Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 Bf4 D00

Sperling Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 d5 D00

Diemer Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 fxe4 D00

Kampars Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 g4 Bg6 g5 Nd5 fxe4 D00

Gunderam Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Bf5 g4 Bg6 h4 D00

Brombacher; Daberitz Var, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 c5 D00

O'Kelly Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 c6 D00

Langeheinecke Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 e3 D00

Elbert Counter-Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 e5 D00

Weinsbach Declination, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 e6 D00

Pfrang Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 e6 fxe4 Bb4 Bd3 Bxc3+ bxc3 Nxe4 Be3 D00

Ritter Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 b6 D00

Gunderam; Tartakower Var, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 Bf5 D00

Teichmann Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 Bg4 D00

Kaulich Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 c5 D00

Ziegler; Gunderam's 2nd Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 c6 D00

Euwe Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 e6 D00

Zilbermints Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 e6 Bg5 Be7 Bd3 Nc6 O-O Nxd4 Kh1 D00

Duthilleuk Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 e6 Bd3 Nc6 Bg5 Be7 Ne4 D00

Bogoljubow Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 D00

Mad Dog Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Bc4 Bg7 h4 D00

Nimzovich Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Bc4 Bg7 Ne5 D00

Kloss Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Bc4 Bg7 O-O O-O Kh1 D00

Studier Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Bc4 Bg7 O-O O-O Qe1 D00

Diemer Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Bf4 D00

Peters Attack, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 g6 Ne5 D00

Gunderam Defense, BDG; Rook Pawn Defense

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 h5 D00

Schuttler Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 Nbd7 D00

Pietrowsky Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Nxf3 Nc6 D00

Ryder Variation, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Qxf3 D00

Tautvaisis Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Qxf3 Nc6 D00

Tejler Gambit, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 exf3 Qxf3 Qxd4 Be3 Qg4 Qf2 Ne4 Nxe4 Qxe4 O-O-O Nc6 Bd3 D00

Albrecht; Karlshruhle Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 g6 D00

Lamb Defense, BDG

d4 d5 e4 dxe4 Nc3 Nf6 f3 Nc6 D00

Mason Attack, Queen Pawn Game

Chigorin; Ponziani; Veresov

d4 d5 Nc3 D00

Alburt Defense, QP

d4 d5 Nc3 Bf5 D00

d4 d5 Nc3 Bg4 D00

Irish Gambit, QP

d4 d5 Nc3 c5 D00

Shaviliuk Gambit, QP

d4 d5 Nc3 e5 D00

Dutch System, QP

d4 d5 Nc3 f5 D00

Fianchetto Defense, QP

d4 d5 Nc3 g6 Nf3 Bg7 D00

Shropshire Defense

d4 d5 Nc3 h5 D01

Veresov Variation, QP

d4 d5 Nc3 Nf6 Bg5 Bf5 Bxf6 D01

Richter Variation, Veresov

d4 d5 Nc3 Nf6 Bg5 Bf5 f3 D01

Classical Defense, Veresov

d4 d5 Nc3 Nf6 Bg5 e6 Nf3 D01

Two Knights System, Veresov

d4 d5 Nc3 Nf6 Bg5 Nbd7 Nf3 D01

Grunfeld Defense, Veresov

d4 d5 Nc3 Nf6 Bg5 Nbd7 Nf3 g6 D01

Boyce Defense, Veresov

d4 d5 Nc3 Nf6 Bg5 Ne4 D00

d4 d5 Nc3 Nf6 e4 Nxe4 D02

d4 d5 Nf3 Bg4 D02

d4 d5 Nf3 Bg4 Ne5 Bf5 g4 D02

Queen's Gambit Reversed; Krause Variation

d4 d5 Nf3 c5 D02

Chandler Gambit, QP

d4 d5 Nf3 c5 g3 cxd4 Bg2 D02

Chigorin Variation, QP

d4 d5 Nf3 Nc6 D02

Symmetrical Variation, QP

d4 d5 Nf3 Nf6 D02

London System; Queen's Bishop Opening

d4 d5 Nf3 Nf6 Bf4 D02

Poisoned Pawn Variation, QP

d4 d5 Nf3 Nf6 Bf4 c5 e3 Qb6 Nc3 D03

Breyer Variation, QP

d4 d5 Nf3 Nf6 Bg5 e6 e3 c5 c3 Qb6 D03

Grunfeld Variation, QP

d4 d5 Nf3 Nf6 Bg5 g6 D03

Gossip Variation, QP

d4 d5 Nf3 Nf6 Bg5 Ne4 D02

Zilbermints Variation, QP

d4 d5 Nf3 Nf6 c4 b5 D25

Queen's Gambit Accepted Deferred

d4 d5 Nf3 Nf6 c4 dxc4 D04

Bishop Defense, QP; Anti-Colle

d4 d5 Nf3 Nf6 e3 Bf5 D05

Zukertort Variation, QP

d4 d5 Nf3 Nf6 e3 e6 Bd3 D05

Rubinstein Attack, Colle

d4 d5 Nf3 Nf6 e3 e6 Bd3 c5 b3 D02

d4 d5 Nf3 Nf6 g3 D00

d4 d5 Qd3 D00

Siberian Attack

d4 d5 Qd3 Nc6 Nc3 D70

Anti-Grunfeld Variation

d4 Nf6 c4 g6 d5 D70

Danube Gambit; Adorjan Gambit

d4 Nf6 c4 g6 d5 b5 D70

Danube; Donau Gambit

d4 Nf6 c4 g6 d5 b5 cxb5 a6 bxa6 c6 D70

Nimzovich Attack; Anti-Grunfeld; Alekhine Variation

d4 Nf6 c4 g6 f3 D70

Goglidze Attack

d4 Nf6 c4 g6 f3 d5 D70

d4 Nf6 c4 g6 f3 e5 D70

Kemeri; Neo-Grunfeld

d4 Nf6 c4 g6 g3 d5 D71

Counterthrust Variation

d4 Nf6 c4 g6 g3 d5 Bg2 Bg7 D71

Exchange Variation, Neo-Grunfeld

d4 Nf6 c4 g6 g3 d5 Bg2 Bg7 cxd5 Nxd5 D79

Ultra-delayed Exchange Variation, Neo-Grunfeld

d4 Nf6 c4 g6 g3 d5 Bg2 Bg7 Nf3 O-O O-O c6 cxd5 cxd5 D78

Modern Defense, Neo-Grunfeld

d4 Nf6 c4 g6 g3 d5 Bg2 Bg7 Nf3 O-O O-O dxc4 D78

Polgar Variation, Neo-Grunfeld

d4 Nf6 c4 g6 g3 d5 Bg2 Bg7 Nf3 O-O O-O Nc6 D83

Capablanca Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Bf4 Bg7 e3 O-O Rc1 D83

Botvinnik Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Bf4 Bg7 e3 O-O Rc1 c5 dxc5 Be6 D83

Reshevsky Gambit, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Bf4 Bg7 e3 O-O Rc1 c5 dxc5 Qa5 D80

Stockholm Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Bg5 D85

Exchange Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 D86

Simagin Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 b6 h4 Ba6 D87

Seville Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 c5 O-O Nc6 Be3 D89

Sokolsky Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 c5 O-O Nc6 Be3 cxd4 cxd4 Bg4 f3 Na5 Bd3 Be6 d5 D86

Simagin Improved Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 Nc6 D86

Larsen Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 Qd7 D86

Larsen Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Bc4 O-O Ne2 Qd7 O-O b6 D85

Modern Main Line, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Nf3 D85

Kramnik's Line, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 e4 Nxc3 bxc3 Bg7 Nf3 c5 h3 D85

Kemeri Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 g3 D85

Nadanian Attack

d4 Nf6 c4 g6 Nc3 d5 cxd5 Nxd5 Na4 D80

Makogonov Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O b4 D80

Opocensky Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Bd2 D80

Paris Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Bd3 D80

Schlechter Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Bd3 c6 D80

Flohr Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Bd3 c6 O-O Bf5 D80

Smyslov Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Bd3 c6 O-O Bg4 D80

Vienna Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Qb3 D80

Pachman Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Qb3 dxc4 Bxc4 Nbd7 Ng5 D80

Botvinnik Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 Bg7 Nf3 O-O Qb3 e6 D80

Schlechter Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 e3 c6 D70

Lutikov Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 f3 D70

Murey Attack, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 f3 c5 cxd5 Nxd5 Na4 D80

Kemeri Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 g3 D80

Gibbon Gambit; Grunfeld Spike

d4 Nf6 c4 g6 Nc3 d5 g4 D80

Zaitsev Gambit, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 h4 D94

Makogonov Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 e3 O-O b4 D94

Opocensky Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 e3 O-O Bd2 D90

Flohr Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qa4+ D97

Hungarian Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 a6 D97

Levenfish Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 b6 D99

Yugoslav Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 Bg4 Be3 Nfd7 Qb3 c5 D97

Szabo (Boleslavsky) Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 c6 D97

Prins Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 Na6 D97

Simagin (Byrne) Variation, Grunfeld

d4 Nf6 c4 g6 Nc3 d5 Nf3 Bg7 Qb3 dxc4 Qxc4 O-O e4 Nc6 D70

Neo-Grunfeld Defense

d4 Nf6 c4 g6 Nf3 d5 D70

d4 Nf6 c4 Nc6 D02

d4 Nf6 Nf3 g6 Nc3 d5 Bf4 Bg7 e3 O-O Be2 D08

Albin Countergambit: Bishop Snatch

d4 d5 c4 e5 Nc3 exd4 Qxd4 Nc6 Qxd5 Be6 Qxd8+ Rxd8 e3 Nb4 Rb1 Nc2+ Ke2 Bxc4+ Kf3 Bxf1 D08

Albin Countergambit: Phantom Knight

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 Bxb4 exf2+ Ke2 fxg1=N+ Rxg1 Bg4+ Kf2 Qxd1 D08

Albin Countergambit: Vanguard Pawn

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 e3 Bb4+ Bd2 dxe3 Bxb4 exf2+ Ke2 Qxd1+ Kxd1 Nxb4 D08

Albin Countergambit: Knight Trap

d4 d5 c4 e5 cxd5 Qxd5 Nf3 e4 Nc3 Bb4 Ne5 Bxc3+ bxc3 f6 Qa4+ b5 D08

Albin Countergambit: King's Lure

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 Bxb4 exf2+ Kxf2 Qxd1 D08

Albin Countergambit: Center Seizure

d4 d5 c4 e5 Nc3 exd4 Qxd4 Nc6 Qd1 d4 D08

Albin Countergambit: Rook Heist

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 Bxb4 exf2+ Ke2 fxg1=N+ Ke1 Qh4+ g3 Qe4+ Be2 Qxh1 D08

Albin Countergambit: Queen's Foray

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 fxe3 Qh4+ g3 Qe4 Qf3 Bxd2+ Nxd2 Qxe5 D08

Albin Countergambit: Pawn Grab

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 e3 Bb4+ Bd2 dxe3 fxe3 Bxd2+ Nbxd2 Qe7 Be2 Nxe5 D08

Albin Countergambit: Royal Shuffle

d4 d5 c4 e5 cxd5 Qxd5 Nc3 Qxd4 Qxd4 exd4 Nb5 Bb4+ Bd2 Bxd2+ Kxd2 Na6 D08

Albin Countergambit: Queen Invasion

d4 d5 c4 e5 dxe5 d4 e3 Bb4+ Bd2 dxe3 fxe3 Qh4+ g3 Qe4 Nf3 Qxe3+ Be2 Bxd2+ Nbxd2 Nc6 D08

Albin Countergambit: Classic Build

d4 d5 c4 e5 e3 exd4 exd4 Nf6 Nc3 Bb4 Nf3 O-O D08

Albin Countergambit: E-File Hunt

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 e3 Bb4+ Bd2 dxe3 fxe3 Bxd2+ Qxd2 Bg4 Qxd8+ Rxd8 Nbd2 Nge7 D08

Albin Countergambit: Bishop Anchor

d4 d5 c4 e5 Nc3 exd4 Qxd4 Nc6 Qxd5 Be6 Qxd8+ Rxd8 Bd2 Bxc4 O-O-O Nb4 a3 Na2+ Nxa2 Bxa2 D08

Albin Countergambit: Siege Tactics

d4 d5 c4 e5 cxd5 Qxd5 e3 exd4 exd4 Nc6 Nf3 Bg4 Be2 Bb4+ Nc3 Bxf3 Bxf3 Qc4 Bxc6+ bxc6 Qe2+ Qxe2+ Kxe2 O-O-O Be3 Ne7 D08

Albin Countergambit: Castle Strong

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 a3 Bg4 Nbd2 Qe7 h3 Bxf3 Nxf3 O-O-O D08

Albin Countergambit: Battery Ram

d4 d5 c4 e5 dxe5 d4 Nf3 Nc6 g3 Be6 Bg2 Qd7 O-O O-O-O Nbd2 h5 D00

Jobava London: Queen Bait

d4 d5 Nc3 Nf6 Bf4 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ne4 Qxd5 Qxd5 Nxc7+ Kd7 Nxd5 D00

Jobava London: Rook Heist

d4 d5 Nc3 Nf6 Bf4 Nc6 Nb5 e6 Nxc7+ Kd7 Nxa8 D00

Jobava London: Fork Breaker

d4 d5 Nc3 Nf6 Bf4 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Nd7 Qxd5 c6 Nd6+ Bxd6 Qxd6 D00

Jobava London: Central Pawn Grab

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Nd7 Qxd5 D00

Jobava London: Royal Fork Blitz

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ne4 Qxd5 Qxd5 Nc7+ Kd8 Nxd5 D00

Jobava London: Knight Invasion

d4 d5 Nc3 Nf6 Bf4 Bf5 f3 e6 g4 Bg6 h4 h6 e3 Bd6 Nh3 Bxf4 Nxf4 Bh7 g5 hxg5 hxg5 Nfd7 g6 fxg6 Nxe6 Qc8 Nxd5 D00

Jobava London: Triple Fork Trap

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ng4 Qxd5 Qxd5 Nc7+ Kd8 Nxd5 D00

Jobava London: Knight Shield

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ng4 Qxd5 Qa5+ Nc3 D00

Jobava London: B7 Plunder

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ne4 Qxd5 Qa5+ c3 Bf5 Bc4 Bg6 Qxb7 D00

Jobava London: Rook Pawn Raid

d4 d5 Nc3 Nf6 Bf4 c5 e3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ne4 Qxd5 Qa5+ c3 Bf5 Bc4 Ng5 Qxb7 D00

Jobava London: Queen Snatcher

 d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Na6 e3 c6 Nc3 Nc7 Nf3 Bd6 Ne5 O-O Bd3 c5 dxc5 Bxc5 Qf3 d4 exd4 Bxd4 O-O-O Bxc3 Bxh7+ Nxh7 Rxd8

Jobava London: H7 Sacrifice

 d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Na6 e3 c6 Nc3 Nc7 Nf3 Bd6 Ne5 O-O Bd3 c5 dxc5 Bxc5 Qf3 d4 exd4 Bxd4 O-O-O Ncd5 Bxh7+ Kxh7 Rxd4

Jobava London: Structure Crush

d4 d5 Nc3 Nf6 Bf4 c5 e3 cxd4 exd4 a6 Nf3 Nc6 Ne5 Bf5 g4 Bg6 h4 h5 Nxg6 fxg6 g5 D00

Jobava London: Bishop Cage

d4 d5 Nc3 Nf6 Bf4 c5 e3 cxd4 exd4 a6 Nf3 Nc6 Ne5 Bf5 g4 Bg6 h4 Nxe5 dxe5 Ne4 Nxe4 Bxe4 f3 D00

Jobava London: Queen's Perch

d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Na6 e3 c6 Nc3 Nc7 Nf3 Bd6 Ne5 O-O Bd3 Bxe5 dxe5 Nd7 Qh5 g6 Qh6 D00

Jobava London: Calm Defense

d4 d5 Nc3 Nf6 Bf4 Bf5 f3 e6 g4 Bg6 h4 h5 g5 Nfd7 e3 c5 Nb5 Qa5+ c3 D00

Jobava London: Opposite Siege

d4 d5 Nc3 Nf6 Bf4 c6 e3 Bf5 f3 e6 g4 Bg6 h4 h6 Bd3 Bxd3 Qxd3 Bd6 Nge2 O-O O-O-O D00

Jobava London: C7 Pressure

d4 d5 Nc3 Nf6 Bf4 Bf5 f3 e6 g4 Bg6 h4 h5 g5 Nfd7 e3 c5 Nb5 Na6 c3 D00

Jobava London: Flank Ruin

d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Na6 e3 c6 Nc3 Bd6 Bxd6 Qxd6 Bxa6 D00

Jobava London: Knight Advance

d4 d5 Nc3 Nf6 Bf4 Bf5 f3 e6 g4 Bg6 h4 h5 g5 Nfd7 e3 Bd6 Bxd6 cxd6 Nh3 Nc6 Nf4 D00

Jobava London: Pawn Splitter

d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Na6 e3 c6 Nc3 Bb4 Bxa6 D00

Jobava London: Aggro Pawns

d4 d5 Nc3 Nf6 Bf4 c5 e3 cxd4 exd4 a6 Nf3 Nc6 Ne5 Bf5 g4 Nxe5 gxf5 Nc6 Qd3 D00

Jobava London: King's Flank Attack

d4 d5 Nc3 Nf6 Bf4 c6 e3 Bf5 f3 e6 g4 Bg6 h4 h6 Bd3 Bxd3 Qxd3 Bd6 Nge2 Bxf4 Nxf4 Nbd7 O-O-O D00

Jobava London: Pawn Tsunami

d4 d5 Nc3 Nf6 Bf4 c6 e3 Bf5 f3 e6 g4 Bg6 h4 h5 g5 D00

Jobava London: Bishop Nab

d4 d5 Nc3 Nf6 Bf4 e6 Nb5 Bd6 Nxd6+ cxd6 e3 Nc6 Nf3 O-O c3 Re8 Be2 e5 Bg5 D00

Jobava London: Safe Harbor

d4 d5 Nc3 Nf6 Bf4 Bf5 f3 e6 g4 Bg6 h4 h6 e3 Bd6 Nh3 Nc6 Bd3 Bxd3 Qxd3 Bxf4 Nxf4 Qd6 O-O-O D00

London: G7 Heist

d4 d5 Bf4 e6 e3 Bd6 Qg4 Bxf4 Qxg7 Qf6 Qxf6 Nxf6 exf4 D00

London: F-Pawn Folly

d4 d5 Bf4 f6 e3 e5 dxe5 fxe5 Qh5+ g6 Qxe5+ D00

London: Rook Lure

d4 d5 Bf4 Bf5 c4 dxc4 e3 b5 Qf3 c6 Bxb8 Rxb8 Qxf5 D00

London: Queen Ransom

d4 d5 Bf4 Nf6 e3 c5 Nc3 Nc6 Nb5 e5 Bxe5 Nxe5 dxe5 Ne4 Qxd5 Qxd5 Nc7+ Kd8 Nxd5 Be6 c4 D00

London: C7 Sting

d4 d5 Bf4 c5 e3 Nc6 Nc3 Nf6 Nb5 Qa5+ c3 e5 Bxe5 Nxe5 dxe5 Nd7 Qxd5 D00

London: E5 Overload

d4 d5 Bf4 Nc6 e3 f6 Nf3 e5 dxe5 fxe5 Nxe5 Nxe5 Bxe5 D00

London: C7 Crush

d4 d5 Bf4 Nf6 e3 Bf5 c4 e6 Qb3 b6 Nc3 Be7 cxd5 exd5 Nb5 Bd6 Bxd6 cxd6 Rc1 D00

London: Rook Reaper

d4 d5 Bf4 Bf5 c4 dxc4 e3 b5 Qf3 c6 Bxb8 Bxb1 Qxc6+ Qd7 Qxa8 D00

London: Hanging Bishop Trap

d4 d5 Bf4 Nf6 e3 e6 Nf3 Bd6 Ne5 c5 Bb5+ Bd7 Nxd7 Nbxd7 Bxd6 D00

London: Discovery Blitz

d4 d5 Bf4 Nf6 e3 e6 Nf3 Bd6 Ne5 c5 Bb5+ Bd7 Nxd7 Bxf4 Nxc5+ D00

London: Fork Detonator

d4 d5 Bf4 e6 e3 c5 Nf3 Nc6 Nc3 Nf6 Nb5 Qa5+ c3 e5 Nxe5 c4 Nxc4 dxc4 Nc7+ D00

London: Dual Daggers

d4 d5 Bf4 Nf6 e3 Bf5 c4 e6 Qb3 b6 Nc3 Be7 cxd5 exd5 Nb5 Na6 Qa4 D00

London: Rook Harvest

d4 d5 Bf4 Nf6 e3 Nc6 Nf3 Bg4 Bb5 e6 h3 Bh5 g4 Bg6 Ne5 Bd6 Nxc6 bxc6 Bxc6+ Ke7 Bxa8 D00

London: Greek Avalanche

 d4 d5 Bf4 Nf6 e3 e6 Nf3 Bd6 Ne5 O-O Nd2 c5 c3 Nc6 Bd3 Bxe5 dxe5 Nd7 Nf3 Qc7 Bxh7+ Kxh7 Ng5+ Kg6 Qc2+ f5 exf6+ Kxf6 Nh7+ Kf7 Bxc7

London: Double Knightfall

d4 d5 Bf4 Nf6 e3 e6 Nf3 Bd6 Ne5 O-O Nd2 c5 c3 Nc6 Bd3 Qc7 Ndf3 Nd7 Ng5 g6 Nxh7 Kxh7 Qh5+ Kg8 Nxg6 D00

London: Center Sweep

d4 d5 Bf4 Nc6 e3 Bf5 c4 dxc4 Bxc4 D00

London: Quiet Bind

d4 d5 Bf4 Nc6 e3 Bf5 c4 e6 Nc3 D00

London: A-File Awakening

d4 d5 Bf4 c6 e3 Bf5 c4 e6 Qb3 Qb6 c5 Qxb3 axb3 D00

London: A-File Anchor

d4 d5 Bf4 Bf5 c4 c6 Qb3 Qb6 c5 Qxb3 axb3 D00

London: London Spine

d4 d5 Bf4 e6 e3 Nf6 Nf3 Bd6 Ne5 Nbd7 Nd2 O-O Bd3 D00

London: A-File Edge

d4 d5 Bf4 c6 e3 Nf6 c4 Bf5 Qb3 Qb6 c5 Qxb3 axb3 D00

London: Center Restore

d4 d5 Bf4 Bf5 c4 dxc4 e3 e6 Bxc4 D00

London: Long Castle Clamp

d4 d5 Bf4 Nf6 e3 Nc6 Nf3 e6 Nbd2 Bd6 Ne5 O-O c3 Ne4 Nxe4 dxe4 Qc2 f5 O-O-O D00

London: G-Pawn Probe

d4 d5 Bf4 e6 e3 Bd6 Qg4 g6 Qf3 Bxf4 Qxf4 D00

London: Solid Shell

d4 d5 Bf4 Nf6 e3 e6 Nf3 c5 Nbd2 Nc6 c3 D00

London: London Lattice

d4 d5 Bf4 Nc6 e3 a6 Nf3 Nf6 Bd3 Bg4 Nbd2 D00

London: Pin Breaker

d4 d5 Bf4 Nf6 e3 Nc6 Nf3 Bg4 Bb5 e6 h3 Bxf3 Qxf3 D00

London: C4 Blueprint

d4 d5 Bf4 Bf5 c4 e6 Nc3 Nf6 e3 D20

Queen's Gambit Accepted: Knight's Gambit

d4 d5 c4 dxc4 e4 b5 a4 c6 axb5 cxb5 Nc3 Bd7 d5 e6 dxe6 fxe6 Nxb5 Bxb5 Qh5+ g6 Qxb5+ D20

Queen's Gambit Accepted: Rook Heist

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 c5 Ne5 Be6 Bxe6 fxe6 Qh5+ g6 Nxg6 hxg6 Qxh8 D20

Queen's Gambit Accepted: Rook Snatch

d4 d5 c4 dxc4 e4 b5 a4 a6 axb5 axb5 Rxa8 D20

Queen's Gambit Accepted: Kingside Raid

d4 d5 c4 dxc4 e4 e6 Bxc4 Nf6 Nc3 Be7 e5 Nd5 Qg4 O-O Bh6 g6 Bxf8 D20

Queen's Gambit Accepted: Royal Fork

d4 d5 c4 dxc4 e4 e5 Nf3 Bg4 Bxc4 exd4 Bxf7+ Kxf7 Ne5+ Ke8 Qxg4 D20

Queen's Gambit Accepted: Sac & Fork

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 Nc6 O-O Bg4 Qb3 Qd7 Bxf7+ Qxf7 Qxb7 Rd8 Qxc6+ D20

Queen's Gambit Accepted: Swift Siege

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 Nc6 O-O Bg4 Qb3 Bxf3 Bxf7+ Ke7 Qe6# D20

Queen's Gambit Accepted: Double Strike

d4 d5 c4 dxc4 e4 b5 a4 bxa4 Qxa4+ Bd7 Qxc4 D20

Queen's Gambit Accepted: f7 Assault

d4 d5 c4 dxc4 e4 e5 Nf3 Bg4 Bxc4 Bxf3 Qxf3 D20

Queen's Gambit Accepted: C7 Crush

d4 d5 c4 dxc4 e4 b5 a4 c6 axb5 cxb5 Nc3 b4 Nb5 a6 Bf4 Bb7 Nc7+ D20

Queen's Gambit Accepted: Iron Grip

d4 d5 c4 dxc4 e4 b5 a4 c6 axb5 cxb5 Nc3 Bd7 d5 a6 Nf3 e6 d6 Qb6 e5 D20

Queen's Gambit Accepted: Queen's Gaze

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 Nc6 O-O Be6 Nbd2 Nf6 Qb3 Bxc4 Nxc4 D20

Queen's Gambit Accepted: Pin & Pressure

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 c5 Ne5 Be6 Bxe6 fxe6 Qh5+ g6 Nxg6 Nf6 Qh3 D20

Queen's Gambit Accepted: Knight Skewer

d4 d5 c4 dxc4 e4 b5 a4 c6 axb5 cxb5 Nc3 a6 Nxb5 axb5 Rxa8 Bb7 Ra2 D20

Queen's Gambit Accepted: Fortress Build

d4 d5 c4 dxc4 e4 e6 Bxc4 Nf6 Nc3 Bb4 e5 Nd5 Ne2 O-O O-O D20

Queen's Gambit Accepted: Quiet Storm

d4 d5 c4 dxc4 e4 e5 Nf3 exd4 Bxc4 Nc6 O-O Be6 Nbd2 Bxc4 Nxc4 D31

Queen's Gambit Declined: Forking Queen

d4 d5 c4 e6 Nc3 Bb4 e3 Nf6 a3 Bxc3+ bxc3 O-O cxd5 Nxd5 Bd3 Nxc3 Qc2 Nd5 Bxh7+ Kh8 Bd3 D32

Queen's Gambit Declined: Tarrasch Trap

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 dxc5 Bxc5 Qxd5 Qxd5 Nxd5 D31

Queen's Gambit Declined: Gambit Grip

d4 d5 c4 e6 Nc3 c6 e4 Nf6 cxd5 cxd5 e5 Nfd7 Qg4 D35

Queen's Gambit Declined: Blunder Punisher

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 b6 Bxf6 Bxf6 Qh5 g6 Qxd5 D35

Queen's Gambit Declined: Center Break

 d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 c6 Qc2 h6 Bh4 Nbd7 Nge2 Re8 O-O Ne4 Bxe7 Qxe7 Rae1 Ndf6 f3 Nd6 e4 dxe4 fxe4

Queen's Gambit Declined: Marshall Strike

d4 d5 c4 e6 Nc3 c6 e4 Nf6 cxd5 exd5 e5 D35

Queen's Gambit Declined: Bishop Hunt

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 h6 Bh4 c6 Nge2 Bg4 f3 Bh5 Nf4 D31

Queen's Gambit Declined: Castle Lock

d4 d5 c4 e6 Nc3 Bb4 e3 Bxc3+ bxc3 Nf6 Ba3 D35

Queen's Gambit Declined: Coordinated Assault

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 c6 Qc2 h6 Bh4 Nbd7 Nge2 Re8 O-O Nf8 f3 Ne6 Rad1 c5 dxc5 D31

Queen's Gambit Declined: QGA Shift

d4 d5 c4 e6 Nc3 dxc4 e4 D35

Queen's Gambit Declined: Weakness Target

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 c6 Qc2 h6 Bh4 Nbd7 Nge2 Re8 O-O Ne4 Bxe7 Qxe7 Rae1 f5 f3 Nxc3 Nxc3 D35

Queen's Gambit Declined: Quiet Capture

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 c5 dxc5 Bxc5 Nge2 D35

Queen's Gambit Declined: Center Seizure

d4 d5 c4 e6 Nc3 Nf6 cxd5 Nxd5 e4 Nxc3 bxc3 Be7 Nf3 O-O Bd3 c5 O-O cxd4 cxd4 Nc6 Bb2 D31

Queen's Gambit Declined: Marshall Exchange

d4 d5 c4 e6 Nc3 c6 e4 dxe4 Nxe4 Nf6 Nxf6+ Qxf6 Nf3 Bb4+ Bd2 Bxd2+ Qxd2 D31

Queen's Gambit Declined: Active Gambit

d4 d5 c4 e6 Nc3 c6 e4 dxe4 Nxe4 Bb4+ Bd2 Qxd4 Bxb4 Qxe4+ Be2 Qxg2 Bf3 Qg5 Ne2 D32

Queen's Gambit Declined: Queen's Bite

d4 d5 c4 e6 Nc3 c5 cxd5 cxd4 Qa4+ Bd7 Qxd4 exd5 Qxd5 Nf6 Qb3 D32

Queen's Gambit Declined: C-File Crush

d4 d5 c4 e6 Nc3 c5 cxd5 exd5 Nf3 Nc6 dxc5 d4 Na4 Bxc5 Nxc5 Qa5+ Bd2 Qxc5 Rc1 D35

Queen's Gambit Declined: Solid Center

 d4 d5 c4 e6 Nc3 Nf6 cxd5 Nxd5 e4 Nxc3 bxc3 c5 Nf3 cxd4 cxd4 Bb4+ Bd2 Bxd2+ Qxd2 O-O Bc4 Nd7 O-O b6 Rfe1 Bb7 Rad1 Rc8 Bb3

Queen's Gambit Declined: Nimzo Shift

d4 d5 c4 e6 Nc3 Bb4 e3 Nf6 a3 Bxc3+ bxc3 O-O cxd5 exd5 Bd3 c5 Ne2 Nc6 O-O D35

Queen's Gambit Declined: Knight Prod

d4 d5 c4 e6 Nc3 Nf6 cxd5 exd5 Bg5 Be7 e3 O-O Bd3 c6 Qc2 h6 Bh4 Nbd7 Nge2 Re8 O-O Ne4 Bxe7 Qxe7 Rae1 Ndf6 f3 Nxc3 Nxc3