Petrov's Defense
42 variations · Open games · main line 1.e4 e5 2.Nf3 Nf6
- C42 Petrov's Defense 1.e4 e5 2.Nf3 Nf6
- C42 Petrov's Defense: Italian Variation 1.e4 e5 2.Nf3 Nf6 3.Bc4
- C43 Petrov's Defense: Modern Attack 1.e4 e5 2.Nf3 Nf6 3.d4
- C42 Petrov's Defense: Three Knights Game 1.e4 e5 2.Nf3 Nf6 3.Nc3
- C42 Petrov's Defense: Damiano Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4
- C43 Petrov's Defense: Modern Attack, Symmetrical Variation 1.e4 e5 2.Nf3 Nf6 3.d4 d5
- C42 Petrov's Defense: Stafford Gambit 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6
- C42 Petrov's Defense: Cochrane Gambit 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7
- C42 Petrov's Defense: Karklins-Martinovsky Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nd3
- C43 Petrov's Defense: Modern Attack, Center Variation 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3
- C42 Petrov's Defense: Moody Gambit 1.e4 e5 2.Nf3 Nf6 3.Qe2 Nc6 4.d4
- C42 Petrov's Defense: Paulsen Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nc4
- C42 Petrov's Defense: Damiano Variation, Kholmov Gambit 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 4.Qe2 Qe7
- C43 Petrov's Defense: Modern Attack, Murrey Variation 1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 Nc6
- C42 Petrov's Defense: Classical Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4
- C42 Petrov's Defense: Cochrane Gambit, Bishop Check Line 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.Bc4+
- C42 Petrov's Defense: Cochrane Gambit, Center Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.d4
- C42 Petrov's Defense: Cozio Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2
- C42 Petrov's Defense: French Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d3
- C42 Petrov's Defense: Kaufmann Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.c4
- C42 Petrov's Defense: Millennium Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Bd3
- C43 Petrov's Defense: Modern Attack, Center Attack 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qxd4
- C43 Petrov's Defense: Modern Attack, Steinitz Variation 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qe2
- C43 Petrov's Defense: Modern Attack, Tal Gambit 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Bb5
- C42 Petrov's Defense: Nimzowitsch Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3
- C42 Petrov's Defense: Classical Attack, Closed Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 Nf6
- C42 Petrov's Defense: Classical Attack, Marshall Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6
- C42 Petrov's Defense: Classical Attack, Mason-Showalter Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6
- C43 Petrov's Defense: Modern Attack, Bardeleben Variation 1.e4 e5 2.Nf3 Nf6 3.d4 exd4 4.e5 Ne4 5.Qe2 Nc5 6.Nxd4 Nc6
- C42 Petrov's Defense: Classical Attack, Mason Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O O-O
- C43 Petrov's Defense: 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
- C42 Petrov's Defense: Classical Attack, Chigorin Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1
- C42 Petrov's Defense: Classical Attack, Jaenisch Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.c4
- C42 Petrov's Defense: Classical Attack, Staunton Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 c6
- C42 Petrov's Defense: Classical Attack, Tarrasch Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 Bg4
- C42 Petrov's Defense: Classical Attack, Chigorin Variation, Browne Attack 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.c4 Nb4 9.cxd5
- C42 Petrov's Defense: Classical Attack, Chigorin Variation, Main Line 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.c4 Nb4 9.Be2
- C42 Petrov's Defense: Classical Attack, Marshall Variation, Chinese Gambit 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 c6 9.Re1 Bg4
- C42 Petrov's Defense: Classical Attack, Berger Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 Bg4 9.c3 f5 10.Nbd2
- C42 Petrov's Defense: Classical Attack, Krause Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Nc6 7.O-O Be7 8.Re1 Bg4 9.c3 f5 10.c4
- C42 Petrov's Defense: Classical Attack, Maróczy Variation 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 Bg4 9.c3 f5 10.c4 Bh4
- C42 Petrov's Defense: Classical Attack, Marshall Trap 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.c4 Bg4 9.cxd5 f5 10.Re1 Bxh2+