Alekhine's defense (B04)

Modern, Schmid variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nb6

Gruenfeld (D85)

Modern Exchange variation

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

Alekhine's defense (B04)

Modern variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3

Alekhine's defense (B05)

Modern variation, 4...Bg4

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4

KGA (C36)

Abbazia defense, Modern variation

1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6

Alekhine's defense (B04)

Modern, Larsen variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5

Alekhine's defense (B04)

Modern, Fianchetto variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6

Alekhine's defense (B04)

Modern, Keres variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4

Alekhine's defense (B05)

Modern, Panov variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3

Alekhine's defense (B05)

Modern, Alekhine variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4

Alekhine's defense (B05)

Modern, Flohr variation

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6

Sicilian (B35)

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

Petrov (C43)

Modern attack, Trifunovic variation

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. O-O O-O 7. c4 Bxe5

Nimzovich-Larsen attack (A01)

Modern variation

1. b3 e5

Petrov (C43)

Modern attack, Symmetrical variation

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4

Petrov (C43)

Modern attack, Steinitz variation

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2

Petrov (C43)

Modern attack, Bardeleben variation

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6

Sicilian (B34)

Accelerated Fianchetto, Modern variation

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3

Modern defense (A41)

1. d4 d6 2. c4 g6 3. Nc3 Bg7

Modern defense (A40)

1. d4 g6