Petrov (C42)

Italian variation

1. e4 e5 2. Nf3 Nf6 3. Bc4

Four knights (C46)

Italian variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4

Ruy Lopez (C82)

Open, Italian variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5

Giuoco Pianissimo (C50)

Italian Four knights variation

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3

King's Indian (E97)

Orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6

QGD (D37)

Classical variation (5.Bf4)

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

QGD (D53)

Lasker variation

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

QGD (D55)

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

QGD (D35)

Exchange variation

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

QGD (D51)

Alekhine variation

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

QGA (D20)

Linares variation

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

QGA (D21)

Ericson variation

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

QGA (D22)

Haberditz variation

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

KGD (C30)

Classical variation

1. e4 e5 2. f4 Bc5

Sicilian (B41)

Kan variation

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6

QGD (D55)

Neo-Orthodox variation

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

QGD (D55)

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

QGD (D51)

Manhattan variation

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

QGD (D51)

Rochlin variation

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

QGD (D50)

Been-Koomen variation

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