[Site "D00"]
[White "Queen's pawn game"]

1. d4 d5

[Site "D00"]
[White "Queen's pawn, Mason Variation "]

1. d4 d5 2. Bf4

[Site "D00"]
[White "Queen's pawn, Mason Variation , Steinitz counter-gambit"]

1. d4 d5 2. Bf4 c5

[Site "D00"]
[White "Levitsky attack (Queen's Bishop attack)"]

1. d4 d5 2. Bg5

[Site "D00"]
[White "Blackmar gambit"]

1. d4 d5 2. e4

[Site "D00"]
[White "Queen's pawn"]
[Black "Stonewall attack"]

1. d4 d5 2. e3 Nf6 3. Bd3

[Site "D00"]
[White "Queen's pawn"]
[Black "Chigorin Variation "]

1. d4 d5 2. Nc3

[Site "D00"]
[White "Queen's pawn"]
[Black "Anti-Veresov"]

1. d4 d5 2. Nc3 Bg4

[Site "D00"]
[White "Blackmar-Diemer gambit"]

1. d4 d5 2. Nc3 Nf6 3. e4

[Site "D00"]
[White "Blackmar-Diemer"]
[Black "Euwe defense"]

1. d4 d5 2. Nc3 Nf6 3. e4 dxe4 4. f3 exf3 5. Nxf3 e6

[Site "D00"]
[White "Blackmar-Diemer"]
[Black "Lemberg counter-gambit"]

1. d4 d5 2. Nc3 Nf6 3. e4 e5

[Site "D01"]
[White "Richter-Veresov attack"]

1. d4 d5 2. Nc3 Nf6 3. Bg5

[Site "D01"]
[White "Richter-Veresov attack, Veresov Variation "]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Bf5 4. Bxf6

[Site "D01"]
[White "Richter-Veresov attack, Richter Variation "]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Bf5 4. f3

[Site "D02"]
[White "Queen's pawn game"]

1. d4 d5 2. Nf3

[Site "D02"]
[White "Queen's pawn game, Chigorin Variation "]

1. d4 d5 2. Nf3 Nc6

[Site "D02"]
[White "Queen's pawn game, Krause Variation "]

1. d4 d5 2. Nf3 c5

[Site "D02"]
[White "Queen's pawn game"]

1. d4 d5 2. Nf3 Nf6

[Site "D02"]
[White "Queen's Bishop game"]

1. d4 d5 2. Nf3 Nf6 3. Bf4

[Site "D03"]
[White "Torre attack (Tartakower Variation )"]

1. d4 d5 2. Nf3 Nf6 3. Bg5

[Site "D04"]
[White "Queen's pawn game"]

1. d4 d5 2. Nf3 Nf6 3. e3

[Site "D05"]
[White "Queen's pawn game"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6

[Site "D05"]
[White "Queen's pawn game, Zukertort Variation "]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Nbd2 c5 5. b3

[Site "D05"]
[White "Queen's pawn game"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3

[Site "D05"]
[White "Queen's pawn game, Rubinstein (Colle-Zukertort) Variation "]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3

[Site "D05"]
[White "Colle system"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3

[Site "D06"]
[White "Queen's Gambit"]

1. d4 d5 2. c4

[Site "D06"]
[White "QGD"]
[Black "Grau (Sahovic) defense"]

1. d4 d5 2. c4 Bf5

[Site "D06"]
[White "QGD"]
[Black "Marshall defense"]

1. d4 d5 2. c4 Nf6

[Site "D06"]
[White "QGD"]
[Black "Symmetrical (Austrian) defense"]

1. d4 d5 2. c4 c5

[Site "D07"]
[White "QGD"]
[Black "Chigorin defense"]

1. d4 d5 2. c4 Nc6

[Site "D07"]
[White "QGD"]
[Black "Chigorin defense, Janowski Variation "]

1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. Nf3

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit"]

1. d4 d5 2. c4 e5

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit, Lasker trap"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit, Alapin Variation "]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit, Krenosz Variation "]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 6. h3 Bxf3 7. Nxf3 Bb4+
8. Bd2 Qe7

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit, Janowski Variation "]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 f6

[Site "D08"]
[White "QGD"]
[Black "Albin counter-gambit, Balogh Variation "]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Qe7

[Site "D09"]
[White "QGD"]
[Black "Albin counter-gambit, 5.g3"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3

[Site "D10"]
[White "QGD Slav defense"]

1. d4 d5 2. c4 c6

[Site "D10"]
[White "QGD Slav defense, Alekhine Variation "]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4

[Site "D10"]
[White "QGD Slav"]
[Black "Winawer counter-gambit"]

1. d4 d5 2. c4 c6 3. Nc3 e5

[Site "D10"]
[White "QGD Slav defense"]
[Black "Exchange Variation "]

1. d4 d5 2. c4 c6 3. cxd5

[Site "D11"]
[White "QGD Slav"]
[Black "3.Nf3"]

1. d4 d5 2. c4 c6 3. Nf3

[Site "D11"]
[White "QGD Slav"]
[Black "Breyer Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2

[Site "D11"]
[White "QGD Slav"]
[Black "4.e3"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3

[Site "D12"]
[White "QGD Slav"]
[Black "4.e3 Bf5"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5

[Site "D12"]
[White "QGD Slav"]
[Black "Landau Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc8 7. Bd2 e6 8.
Na3

[Site "D12"]
[White "QGD Slav"]
[Black "Exchange Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3

[Site "D12"]
[White "QGD Slav"]
[Black "Amsterdam Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3 e6 7. Ne5 Nfd7

[Site "D13"]
[White "QGD Slav"]
[Black "Exchange Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5

[Site "D14"]
[White "QGD Slav"]
[Black "Exchange Variation , 6.Bf4 Bf5"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5

[Site "D14"]
[White "QGD Slav"]
[Black "Exchange, Trifunovic Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8.
Qb3 Bb4

[Site "D15"]
[White "QGD Slav"]
[Black "4.Nc3"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3

[Site "D15"]
[White "QGD Slav"]
[Black "Suechting Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Qb6

[Site "D15"]
[White "QGD Slav"]
[Black "Schlechter Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6

[Site "D15"]
[White "QGD Slav accepted"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4

[Site "D15"]
[White "QGD Slav"]
[Black "5.e3 (Alekhine Variation )"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e3

[Site "D15"]
[White "QGD Slav"]
[Black "Slav gambit"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4

[Site "D15"]
[White "QGD Slav"]
[Black "Tolush-Geller gambit"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5

[Site "D16"]
[White "QGD Slav accepted"]
[Black "Alapin Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4

[Site "D16"]
[White "QGD Slav"]
[Black "Smyslov Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Na6 6. e4 Bg4

[Site "D16"]
[White "QGD Slav"]
[Black "Soultanbeieff Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6

[Site "D16"]
[White "QGD Slav"]
[Black "Steiner Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bg4

[Site "D17"]
[White "QGD Slav"]
[Black "Czech defense"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5

[Site "D17"]
[White "QGD Slav"]
[Black "Krause attack"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5

[Site "D17"]
[White "QGD Slav"]
[Black "Carlsbad Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7
8. g3 e5

[Site "D17"]
[White "QGD Slav"]
[Black "Wiesbaden Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6

[Site "D18"]
[White "QGD Slav"]
[Black "Dutch Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3

[Site "D18"]
[White "QGD Slav"]
[Black "Dutch, Lasker Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 Na6

[Site "D19"]
[White "QGD Slav"]
[Black "Dutch Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8.
O-O

[Site "D19"]
[White "QGD Slav"]
[Black "Dutch Variation , Main line"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8.
O-O O-O 9. Qe2

[Site "D19"]
[White "QGD Slav"]
[Black "Dutch, Saemisch Variation "]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8.
O-O O-O 9. Qe2 Ne4 10. g4

[Site "D20"]
[White "Queen's gambit accepted"]

1. d4 d5 2. c4 dxc4

[Site "D20"]
[White "QGA"]
[Black "3.e4"]

1. d4 d5 2. c4 dxc4 3. e4

[Site "D20"]
[White "QGA"]
[Black "Linares Variation "]

1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 Nf6 5. Nc3 b5

[Site "D20"]
[White "QGA"]
[Black "Schwartz defense"]

1. d4 d5 2. c4 dxc4 3. e4 f5

[Site "D21"]
[White "QGA"]
[Black "3.Nf3"]

1. d4 d5 2. c4 dxc4 3. Nf3

[Site "D21"]
[White "QGA"]
[Black "Ericson Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 b5

[Site "D21"]
[White "QGA"]
[Black "Alekhine defense, Borisenko-Furman Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e4

[Site "D22"]
[White "QGA"]
[Black "Alekhine defense"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6

[Site "D22"]
[White "QGA"]
[Black "Alekhine defense, Alatortsev Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. d5

[Site "D22"]
[White "QGA"]
[Black "Haberditz Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 b5

[Site "D23"]
[White "Queen's gambit accepted"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6

[Site "D23"]
[White "QGA"]
[Black "Mannheim Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+

[Site "D24"]
[White "QGA, 4.Nc3"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3

[Site "D24"]
[White "QGA, Bogolyubov Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4

[Site "D25"]
[White "QGA, 4.e3"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3

[Site "D25"]
[White "QGA, Smyslov Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 g6

[Site "D25"]
[White "QGA, Janowsky-Larsen Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4

[Site "D25"]
[White "QGA, Flohr Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Be6

[Site "D26"]
[White "QGA"]
[Black "4...e6"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6

[Site "D26"]
[White "QGA"]
[Black "Classical Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5

[Site "D26"]
[White "QGA"]
[Black "Classical, Furman Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. Qe2 a6 7. dxc5 Bxc5
8. O-O Nc6 9. e4 b5 10. e5

[Site "D26"]
[White "QGA"]
[Black "Classical Variation , 6.O-O"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O

[Site "D26"]
[White "QGA"]
[Black "Classical, Steinitz Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O cxd4

[Site "D27"]
[White "QGA"]
[Black "Classical, 6...a6"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6

[Site "D27"]
[White "QGA"]
[Black "Classical, Rubinstein Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4

[Site "D27"]
[White "QGA"]
[Black "Classical, Geller Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. e4

[Site "D28"]
[White "QGA"]
[Black "Classical, 7.Qe2"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2

[Site "D28"]
[White "QGA"]
[Black "Classical, 7...b5"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5

[Site "D28"]
[White "QGA"]
[Black "Classical, Flohr Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8.
Bb3 Nc6 9. Rd1 c4 10. Bc2 Nb4 11. Nc3 Nxc2 12. Qxc2 Bb7 13. d5 Qc7

[Site "D29"]
[White "QGA"]
[Black "Classical, 8...Bb7"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8.
Bb3 Bb7

[Site "D29"]
[White "QGA"]
[Black "Classical, Smyslov Variation "]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8.
Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Bd6

[Site "D30"]
[White "Queen's gambit declined"]

1. d4 d5 2. c4 e6

[Site "D30"]
[White "QGD Slav"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2

[Site "D30"]
[White "QGD"]
[Black "Stonewall Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2 Ne4 6. Bd3 f5

[Site "D30"]
[White "QGD Slav"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2 Nbd7

[Site "D30"]
[White "QGD Slav"]
[Black "Semmering Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2 Nbd7 6. Bd3 c5

[Site "D30"]
[White "QGD"]
[Black "Spielmann Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2 g6

[Site "D30"]
[White "QGD"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5

[Site "D30"]
[White "QGD"]
[Black "Capablanca Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nbd2

[Site "D30"]
[White "QGD"]
[Black "Vienna Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Bb4+

[Site "D30"]
[White "QGD"]
[Black "Capablanca-Duras Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 h6

[Site "D30"]
[White "QGD"]
[Black "Hastings Variation "]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. Nc3 c6 7. Qb3

[Site "D31"]
[White "QGD"]
[Black "3.Nc3"]

1. d4 d5 2. c4 e6 3. Nc3

[Site "D31"]
[White "QGD"]
[Black "Janowski Variation "]

1. d4 d5 2. c4 e6 3. Nc3 a6

[Site "D31"]
[White "QGD"]
[Black "Alapin Variation "]

1. d4 d5 2. c4 e6 3. Nc3 b6

[Site "D31"]
[White "QGD"]
[Black "Charousek (Petrosian) Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Be7

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav"]

1. d4 d5 2. c4 e6 3. Nc3 c6

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav, Noteboom Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav, Koomen Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 Qe7

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav, Junge Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 Qb6

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav, Abrahams Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5

[Site "D31"]
[White "QGD"]
[Black "Semi-Slav, Marshall gambit"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4

[Site "D32"]
[White "QGD"]
[Black "Tarrasch defense"]

1. d4 d5 2. c4 e6 3. Nc3 c5

[Site "D32"]
[White "QGD"]
[Black "Tarrasch, von Hennig-Schara gambit"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4

[Site "D32"]
[White "QGD"]
[Black "Tarrasch defense, 4.cd ed"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5

[Site "D32"]
[White "QGD"]
[Black "Tarrasch defense, Tarrasch gambit"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. dxc5 d4 6. Na4 b5

[Site "D32"]
[White "QGD"]
[Black "Tarrasch defense, Marshall gambit"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. e4

[Site "D32"]
[White "QGD"]
[Black "Tarrasch defense"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3

[Site "D33"]
[White "QGD"]
[Black "Tarrasch, Schlechter-Rubinstein system"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3

[Site "D33"]
[White "QGD"]
[Black "Tarrasch, Folkestone (Swedish) Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 c4

[Site "D33"]
[White "QGD"]
[Black "Tarrasch, Schlechter-Rubinstein system, Rey Ardid Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 c4 7. e4

[Site "D33"]
[White "QGD"]
[Black "Tarrasch, Prague Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6

[Site "D33"]
[White "QGD"]
[Black "Tarrasch, Wagner Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Bg4

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Prague Variation , 7...Be7"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Prague Variation , Normal position"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8.
O-O O-O

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Reti Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8.
O-O O-O 9. dxc5 Bxc5 10. Na4

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Prague Variation , 9.Bg5"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8.
O-O O-O 9. Bg5

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Bogolyubov Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8.
O-O O-O 9. Bg5 Be6 10. Rc1 c4

[Site "D34"]
[White "QGD"]
[Black "Tarrasch, Stoltz Variation "]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8.
O-O O-O 9. Bg5 Be6 10. Rc1 b6

[Site "D35"]
[White "QGD"]
[Black "3...Nf6"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6

[Site "D35"]
[White "QGD"]
[Black "Harrwitz attack"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4

[Site "D35"]
[White "QGD"]
[Black "Exchange Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5

[Site "D35"]
[White "QGD"]
[Black "Exchange, Saemisch Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Nf3 Nbd7 6. Bf4

[Site "D35"]
[White "QGD"]
[Black "Exchange, positional line"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5

[Site "D35"]
[White "QGD"]
[Black "Exchange, chameleon Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7
8. Qc2 Re8 9. Nge2 Nf8 10. O-O-O

[Site "D35"]
[White "QGD"]
[Black "Exchange, positional line, 5...c6"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6

[Site "D36"]
[White "QGD"]
[Black "Exchange, positional line, 6.Qc2"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2

[Site "D37"]
[White "QGD"]
[Black "4.Nf3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3

[Site "D37"]
[White "QGD"]
[Black "Classical Variation (5.Bf4)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4

[Site "D38"]
[White "QGD"]
[Black "Ragozin Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4

[Site "D39"]
[White "QGD"]
[Black "Ragozin, Vienna Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 dxc4

[Site "D40"]
[White "QGD"]
[Black "Semi-Tarrasch defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5

[Site "D40"]
[White "QGD"]
[Black "Semi-Tarrasch, Symmetrical Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O

[Site "D40"]
[White "QGD"]
[Black "Semi-Tarrasch, Levenfish Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O 8.
Qe2 Qe7 9. dxc5 Bxc5 10. e4

[Site "D40"]
[White "QGD"]
[Black "Semi-Tarrasch defense, Pillsbury Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. Bg5

[Site "D41"]
[White "QGD"]
[Black "Semi-Tarrasch, 5.cd"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5

[Site "D41"]
[White "QGD"]
[Black "Semi-Tarrasch, Kmoch Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4
8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bb5

[Site "D41"]
[White "QGD"]
[Black "Semi-Tarrasch, San Sebastian Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4
8. cxd4 Bb4+ 9. Bd2 Qa5

[Site "D41"]
[White "QGD"]
[Black "Semi-Tarrasch with e3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e3

[Site "D42"]
[White "QGD"]
[Black "Semi-Tarrasch, 7.Bd3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e3 Nc6 7. Bd3

[Site "D43"]
[White "QGD Semi-Slav"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6

[Site "D43"]
[White "QGD Semi-Slav"]
[Black "Hastings Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "5.Bg5 dc"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Botvinnik system (anti-Meran)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Ekstrom Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4
g5 9. exf6 gxh4 10. Ne5

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Anti-Meran gambit"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4
g5 9. Nxg5

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Anti-Meran, Lilienthal Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4
g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Anti-Meran, Szabo Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4
g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. Qf3

[Site "D44"]
[White "QGD Semi-Slav"]
[Black "Anti-Meran, Alatortsev system"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4
g5 9. Nxg5 Nd5

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "5.e3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "Stonewall defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Ne4 6. Bd3 f5

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "Accelerated Meran (Alekhine Variation )"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 a6

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "5...Nd7"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "Stoltz Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Qc2

[Site "D45"]
[White "QGD Semi-Slav"]
[Black "Rubinstein (anti-Meran) system"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Ne5

[Site "D46"]
[White "QGD Semi-Slav"]
[Black "6.Bd3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3

[Site "D46"]
[White "QGD Semi-Slav"]
[Black "Bogolyubov Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Be7

[Site "D46"]
[White "QGD Semi-Slav"]
[Black "Romih Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bb4

[Site "D46"]
[White "QGD Semi-Slav"]
[Black "Chigorin defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bd6

[Site "D47"]
[White "QGD Semi-Slav"]
[Black "7.Bc4"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4

[Site "D47"]
[White "QGD Semi-Slav"]
[Black "Meran Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5

[Site "D47"]
[White "QGD Semi-Slav"]
[Black "neo-Meran (Lundin Variation )"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8.
Bd3 b4

[Site "D47"]
[White "QGD Semi-Slav"]
[Black "Meran, Wade Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8.
Bd3 Bb7

[Site "D48"]
[White "QGD Semi-Slav"]
[Black "Meran, 8...a6"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8.
Bd3 a6

[Site "D48"]
[White "QGD Semi-Slav"]
[Black "Meran, Pirc Variation "]

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 b4

[Site "D48"]
[White "QGD Semi-Slav"]
[Black "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

[Site "D48"]
[White "QGD Semi-Slav"]
[Black "Meran, ReynOlds' Variation "]

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. d5

[Site "D48"]
[White "QGD Semi-Slav"]
[Black "Meran, Old Main line"]

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

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Blumenfeld Variation "]

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

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Rabinovich Variation "]

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 Ng4

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Sozin Variation "]

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 Nxe5

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Stahlberg Variation "]

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 Nxe5 12. Nxe5 axb5 13. Qf3

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Sozin Variation "]

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 Nxe5 12. Nxe5 axb5 13. O-O

[Site "D49"]
[White "QGD Semi-Slav"]
[Black "Meran, Rellstab attack"]

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 Nxe5 12. Nxe5 axb5 13. O-O Qd5 14. Qe2
Ba6 15. Bg5

[Site "D50"]
[White "QGD"]
[Black "4.Bg5"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5

[Site "D50"]
[White "QGD"]
[Black "Been-Koomen Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5

[Site "D50"]
[White "QGD"]
[Black "Semi-Tarrasch, Krause Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. Nf3 cxd4 6. Nxd4 e5 7. Ndb5 a6 8.
Qa4

[Site "D50"]
[White "QGD"]
[Black "Semi-Tarrasch, Primitive Pillsbury Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. Nf3 cxd4 6. Qxd4

[Site "D50"]
[White "QGD"]
[Black "Semi-Tarrasch"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5

[Site "D50"]
[White "QGD"]
[Black "Canal (Venice) Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5 Qb6

[Site "D51"]
[White "QGD"]
[Black "4.Bg5 Nbd7"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7

[Site "D51"]
[White "QGD"]
[Black "Rochlin Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. Rc1 Qa5 7. Bd2

[Site "D51"]
[White "QGD"]
[Black "Alekhine Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e4

[Site "D51"]
[White "QGD"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3

[Site "D51"]
[White "QGD"]
[Black "Manhattan Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Bb4

[Site "D51"]
[White "QGD"]
[Black "5...c6"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6

[Site "D51"]
[White "QGD"]
[Black "Capablanca anti-Cambridge Springs Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. a3

[Site "D52"]
[White "QGD"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, Bogoljubow Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Nd2 Bb4 8.
Qc2

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, Argentine Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Nd2 Bb4 8.
Qc2 O-O 9. Bh4

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, Rubinstein Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Nd2 dxc4

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, Capablanca Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Bxf6

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, 7.cd"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5

[Site "D52"]
[White "QGD"]
[Black "Cambridge Springs defense, Yugoslav Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5

[Site "D53"]
[White "QGD"]
[Black "4.Bg5 Be7"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7

[Site "D53"]
[White "QGD"]
[Black "Lasker Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Ne4

[Site "D53"]
[White "QGD"]
[Black "4.Bg5 Be7, 5.e3 O-O"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O

[Site "D54"]
[White "QGD"]
[Black "Anti-neo-Orthodox Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Rc1

[Site "D55"]
[White "QGD"]
[Black "6.Nf3"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3

[Site "D55"]
[White "QGD"]
[Black "Pillsbury attack"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. Bd3 Bb7 8.
cxd5 exd5 9. Ne5

[Site "D55"]
[White "QGD"]
[Black "Neo-Orthodox Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6

[Site "D55"]
[White "QGD"]
[Black "Neo-Orthodox Variation , 7.Bxf6"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bxf6

[Site "D55"]
[White "QGD"]
[Black "Petrosian Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bxf6 Bxf6 8.
Rc1 c6 9. Bd3 Nd7 10. O-O dxc4 11. Bxc4

[Site "D55"]
[White "QGD"]
[Black "Neo-Orthodox Variation , 7.Bh4"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4

[Site "D56"]
[White "QGD"]
[Black "Lasker defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4

[Site "D56"]
[White "QGD"]
[Black "Lasker defense, Teichmann Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8.
Bxe7 Qxe7 9. Qc2

[Site "D56"]
[White "QGD"]
[Black "Lasker defense, Russian Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8.
Bxe7 Qxe7 9. Qc2 Nf6 10. Bd3 dxc4 11. Bxc4 c5 12. O-O Nc6 13. Rfd1 Bd7

[Site "D57"]
[White "QGD"]
[Black "Lasker defense, Main line"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8.
Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3

[Site "D57"]
[White "QGD"]
[Black "Lasker defense, Bernstein Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8.
Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Qd6

[Site "D58"]
[White "QGD"]
[Black "Tartakower (Makagonov-Bondarevsky) system"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6

[Site "D59"]
[White "QGD"]
[Black "Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd5"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8.
cxd5 Nxd5

[Site "D59"]
[White "QGD"]
[Black "Tartakower Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8.
cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Rc1 Be6

[Site "D60"]
[White "QGD"]
[Black "Orthodox defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7

[Site "D60"]
[White "QGD"]
[Black "Orthodox defense, Botvinnik Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Bd3

[Site "D60"]
[White "QGD"]
[Black "Orthodox defense, Rauzer Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qb3

[Site "D61"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qc2

[Site "D62"]
[White "QGD"]
[Black "Orthodox defense, 7.Qc2 c5, 8.cd (Rubinstein)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qc2 c5 8.
cxd5

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense, 7.Rc1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense, Pillsbury attack"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 b6 8.
cxd5 exd5 9. Bd3

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense, Capablanca Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 b6 8.
cxd5 exd5 9. Bb5

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense, Swiss (Henneberger) Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 a6

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense, Swiss, Karlsbad Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 a6 8.
cxd5

[Site "D63"]
[White "QGD"]
[Black "Orthodox defense"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6

[Site "D64"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein attack (with Rc1)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Qc2

[Site "D64"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein attack, Wolf Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Qc2 Ne4

[Site "D64"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein attack, Karlsbad Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Qc2 a6

[Site "D64"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein attack, Gruenfeld Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Qc2 a6 9. a3

[Site "D65"]
[White "QGD"]
[Black "Orthodox defense, Rubinstein attack, Main line"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Qc2 a6 9. cxd5

[Site "D66"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3

[Site "D66"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line, Fianchetto Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 b5

[Site "D67"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line, Capablanca freeing manoevre"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5

[Site "D67"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line, Janowski Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. h4

[Site "D67"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7

[Site "D67"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line, Alekhine Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4

[Site "D67"]
[White "QGD"]
[Black "Orthodox defense, Bd3 line, 11.O-O"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O

[Site "D68"]
[White "QGD"]
[Black "Orthodox defense, Classical Variation "]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5

[Site "D68"]
[White "QGD"]
[Black "Orthodox defense, Classical, 13.d1b1 (Maroczy)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Qb1

[Site "D68"]
[White "QGD"]
[Black "Orthodox defense, Classical, 13.d1c2 (Vidmar)"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Qc2

[Site "D69"]
[White "QGD"]
[Black "Orthodox defense, Classical, 13.de"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8.
Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. dxe5 Nxe5
14. Nxe5 Qxe5

[Site "D70"]
[White "Neo-Gruenfeld defense"]

1. d4 Nf6 2. c4 g6 3. f3 d5

[Site "D70"]
[White "Neo-Gruenfeld (Kemeri) defense"]

1. d4 Nf6 2. c4 g6 3. g3 d5

[Site "D71"]
[White "Neo-Gruenfeld, 5.cd"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. cxd5 Nxd5

[Site "D72"]
[White "Neo-Gruenfeld, 5.cd, Main line"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2

[Site "D73"]
[White "Neo-Gruenfeld, 5.Nf3"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3

[Site "D74"]
[White "Neo-Gruenfeld, 6.cd Nxd5, 7.O-O"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cxd5 Nxd5 7. O-O

[Site "D75"]
[White "Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc3"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cxd5 Nxd5 7. O-O c5 8.
Nc3

[Site "D75"]
[White "Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.dc"]

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

[Site "D76"]
[White "Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. cxd5 Nxd5 7. O-O Nb6

[Site "D77"]
[White "Neo-Gruenfeld, 6.O-O"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O

[Site "D78"]
[White "Neo-Gruenfeld, 6.O-O c6"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O c6

[Site "D79"]
[White "Neo-Gruenfeld, 6.O-O, Main line"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. Nf3 O-O 6. O-O c6 7. cxd5 cxd5

[Site "D80"]
[White "Gruenfeld defense"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5

[Site "D80"]
[White "Gruenfeld"]
[Black "Spike gambit"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. g4

[Site "D80"]
[White "Gruenfeld"]
[Black "Stockholm Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5

[Site "D80"]
[White "Gruenfeld"]
[Black "Lundin Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. Qd2 c5

[Site "D81"]
[White "Gruenfeld"]
[Black "Russian Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3

[Site "D82"]
[White "Gruenfeld"]
[Black "4.Bf4"]

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

[Site "D83"]
[White "Gruenfeld"]
[Black "Gruenfeld gambit"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O

[Site "D83"]
[White "Gruenfeld"]
[Black "Gruenfeld gambit, Capablanca Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1

[Site "D83"]
[White "Gruenfeld"]
[Black "Gruenfeld gambit, Botvinnik Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1 c5 7. dxc5 Be6

[Site "D84"]
[White "Gruenfeld"]
[Black "Gruenfeld gambit accepted"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Nxd5 Qxd5
8. Bxc7

[Site "D85"]
[White "Gruenfeld"]
[Black "Exchange Variation "]

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

[Site "D85"]
[White "Gruenfeld"]
[Black "Modern Exchange Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3

[Site "D86"]
[White "Gruenfeld"]
[Black "Exchange, Classical Variation "]

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

[Site "D86"]
[White "Gruenfeld"]
[Black "Exchange, Larsen Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 Qd7 9. O-O b6

[Site "D86"]
[White "Gruenfeld"]
[Black "Exchange, Simagin's lesser Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 b6

[Site "D86"]
[White "Gruenfeld"]
[Black "Exchange, Simagin's improved Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 Nc6

[Site "D87"]
[White "Gruenfeld"]
[Black "Exchange, Spassky Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 c5

[Site "D87"]
[White "Gruenfeld"]
[Black "Exchange, Seville Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 c5 9. O-O Nc6 10. Be3 Bg4 11. f3 Na5 12. Bxf7+

[Site "D88"]
[White "Gruenfeld"]
[Black "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 O-O
8. Ne2 c5 9. O-O Nc6 10. Be3 cxd4 11. cxd4

[Site "D89"]
[White "Gruenfeld"]
[Black "Spassky Variation , Main line, 13.Bd3"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 c5 9. O-O Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bd3 Be6

[Site "D89"]
[White "Gruenfeld"]
[Black "Exchange, Sokolsky Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O
8. Ne2 c5 9. O-O Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bd3 Be6 14.
d5

[Site "D90"]
[White "Gruenfeld"]
[Black "Three knights Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3

[Site "D90"]
[White "Gruenfeld"]
[Black "Schlechter Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 c6

[Site "D90"]
[White "Gruenfeld"]
[Black "Three knights Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7

[Site "D90"]
[White "Gruenfeld"]
[Black "Flohr Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qa4+

[Site "D91"]
[White "Gruenfeld"]
[Black "5.Bg5"]

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

[Site "D92"]
[White "Gruenfeld"]
[Black "5.Bf4"]

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

[Site "D93"]
[White "Gruenfeld with Bf4    e3"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3

[Site "D94"]
[White "Gruenfeld"]
[Black "5.e3"]

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

[Site "D94"]
[White "Gruenfeld"]
[Black "Makogonov Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. b4

[Site "D94"]
[White "Gruenfeld"]
[Black "Opovcensky Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2

[Site "D94"]
[White "Gruenfeld with e3    Bd3"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd3

[Site "D94"]
[White "Gruenfeld"]
[Black "Smyslov defense"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd3 c6 7. O-O Bg4

[Site "D94"]
[White "Gruenfeld"]
[Black "Flohr defense"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd3 c6 7. O-O Bf5

[Site "D95"]
[White "Gruenfeld with e3 & Qb3"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3

[Site "D95"]
[White "Gruenfeld"]
[Black "Botvinnik Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 e6

[Site "D95"]
[White "Gruenfeld"]
[Black "Pachman Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 dxc4 7. Bxc4 Nbd7
8. Ng5

[Site "D96"]
[White "Gruenfeld"]
[Black "Russian Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian Variation with e4"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian, Alekhine (Hungarian) Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 a6

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian, Szabo (Boleslavsky) Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 c6

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian, Levenfish Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 b6

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian, Byrne (Simagin) Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6

[Site "D97"]
[White "Gruenfeld"]
[Black "Russian, Prins Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Na6

[Site "D98"]
[White "Gruenfeld"]
[Black "Russian, Smyslov Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4

[Site "D98"]
[White "Gruenfeld"]
[Black "Russian, Keres Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4
8. Be3 Nfd7 9. Be2 Nb6 10. Qd3 Nc6 11. O-O-O

[Site "D99"]
[White "Gruenfeld defense"]
[Black "Smyslov, Main line"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4
8. Be3 Nfd7 9. Qb3

[Site "D99"]
[White "Gruenfeld defense"]
[Black "Smyslov, Yugoslav Variation "]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4
8. Be3 Nfd7 9. Qb3 c5