Caro-Kann (B15)

Gurgenidze counter-attack

1. e4 c6 2. d4 d5 3. Nc3 b5

Sicilian (B31)

Nimzovich-Rossolimo attack, Gurgenidze variation

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. b4

Caro-Kann (B15)

Gurgenidze system

1. e4 c6 2. d4 d5 3. Nc3 g6

Robatsch defense (B06)

Gurgenidze variation

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5

Sicilian (B36)

Accelerated Fianchetto, Gurgenidze variation

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6

Scandinavian (B01)

Anderssen counter-attack Orthodox attack

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Bb4 6. Bd2 Nc6 7. Nf3

Four knights (C49)

Gunsberg counter-attack

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 e4

Ruy Lopez (C88)

Trajkovic counter-attack

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 Bb7

Ruy Lopez (C89)

Marshall counter-attack

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 d5

Ruy Lopez (C89)

Marshall counter-attack, 11...c6

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 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6

Scandinavian (B01)

Anderssen counter-attack

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5

Scotch (C45)

Pulling counter-attack

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4

Ponziani (C44)

Jaenisch counter-attack

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6

Ponziani counter-gambit, Schmidt attack (C44)

1. e4 e5 2. Nf3 Nc6 3. c3 f5 4. d4 d6 5. d5

Bishop's Opening (C23)

Philidor counter-attack

1. e4 e5 2. Bc4 c6

KGA (C37)

Salvio gambit, Anderssen counter-attack

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nh6 7. d4 d6

KGA (C37)

Muzio gambit, Kling and Horwitz counter-attack

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O Qe7

Scandinavian (B01)

Anderssen counter-attack, Collijn variation

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 Bg4

Scandinavian (B01)

Anderssen counter-attack, Goteborg system

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3

Scotch gambit (C44)

Anderssen (Paulsen, Suhle) counter-attack

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. c3 Bg4