Philidor (C41)

Philidor counter-gambit, del Rio attack

1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6

Philidor (C41)

Philidor counter-gambit, Berger variation

1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 Bc5 7. Nc3

Philidor (C41)

Philidor counter-gambit, Zukertort variation

1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3

Philidor (C41)

Philidor counter-gambit

1. e4 e5 2. Nf3 d6 3. d4 f5

Bishop's Opening (C23)

Philidor counter-attack

1. e4 e5 2. Bc4 c6

Philidor (C41)

Lopez counter-gambit

1. e4 e5 2. Nf3 d6 3. Bc4 f5

Philidor (C41)

Lopez counter-gambit, Jaenisch variation

1. e4 e5 2. Nf3 d6 3. Bc4 f5 4. d4 exd4 5. Ng5 Nh6 6. Nxh7

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

Ponziani counter-gambit, Schmidt attack (C44)

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

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

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

Philidor (C41)

Paulsen attack

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 d5 5. exd5

KGA (C38)

Philidor gambit

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. h4

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

KGA (C38)

Philidor gambit, Schultz variation

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. h4 h6 6. d4 d6 7. Qd3

KGA (C33)

Bishop's gambit, Lopez-Gianutio counter-gambit

1. e4 e5 2. f4 exf4 3. Bc4 f5

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

Ponziani (C44)

Jaenisch counter-attack

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

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