Scotch (C45)

Rosenthal variation

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Bb4+ 6. Bd2 Qxe4+ 7. Be2 Kd8 8. O-O Bxd2 9. Nxd2 Qg6

Three knights (C46)

Steinitz, Rosenthal variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5

Ruy Lopez (C67)

Berlin defense, Rosenthal variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 a6

KGA (C39)

Kieseritsky, Salvio (Rosenthal) defense

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Qe7

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

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

QGA, Smyslov variation (D25)

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

KGD (C30)

Norwalde variation

1. e4 e5 2. f4 Qf6

QGA (D23)

Mannheim variation

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

QGA (D22)

Haberditz variation

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

QGD (D50)

Been-Koomen variation

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

QGD (D38)

Ragozin variation

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

QGA (D21)

Ericson variation

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

QGA (D20)

Linares variation

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

QGD (D59)

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

QGD (D35)

Exchange variation

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

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 (D51)

Alekhine variation

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

QGD (D37)

Classical variation (5.Bf4)

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