Ruy Lopez (C91)

Closed, Bogolyubov variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4

QGA, Bogolyubov variation (D24)

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

QGD (D34)

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

KGA (C33)

Bishop's gambit, Bogolyubov variation

1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3

French (C12)

MacCutcheon, Bogolyubov variation

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 gxf6 7. Qd2 Qa5

French (C01)

Exchange, Bogolyubov variation

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 Nc6

KP (B00)

Nimzovich defense, Bogolyubov variation

1. e4 Nc6 2. d4 d5 3. Nc3

Two knights defense (C58)

Bogolyubov variation

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3

QGD Semi-Slav (D46)

Bogolyubov variation

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

French (C17)

Winawer, Advance, Bogolyubov variation

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2

Four knights (C48)

Rubinstein counter-gambit, Bogolyubov variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxe5 Qe7 6. f4

Ruy Lopez (C90)

Closed, Suetin variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. a3

Sicilian (B23)

Closed, Korchnoi variation

1. e4 c5 2. Nc3 e6 3. g3 d5

English (A25)

Closed, Taimanov variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6

Ruy Lopez (C92)

Closed, Kholmov variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Be6

English (A25)

Closed, 5.Rb1 Taimanov variation

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 Nh6

Ruy Lopez (C90)

Closed, Pilnik variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d3

Catalan (E08)

Closed, Zagoryansky variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Rd1 b6 9. a4

Catalan (E09)

Closed, Sokolsky variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6 9. b3 a5 10. Bb2 Ba6

Ruy Lopez (C92)

Closed, Keres (9...a5) variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 a5