Chess openings / Petrov's Defense Petrov's Defense The Petrov's Defense starts 1. e4 e5 2. Nf3 Nf6. The opening book names 42 variations of it, under ECO C42 to C43.
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All 42 Petrov's Defense variations C42 Classical Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 C42 Classical Attack, Berger Variation1. 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 Classical Attack, Chigorin Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 C42 Classical Attack, Chigorin Variation, Browne Attack1. 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 Classical Attack, Chigorin Variation, Main Line1. 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 Classical Attack, Closed Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Nf6 C42 Classical Attack, Jaenisch Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 C42 Classical Attack, Krause Variation1. 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 Classical Attack, Marshall Trap1. 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+ C42 Classical Attack, Marshall Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 C42 Classical Attack, Marshall Variation, Chinese Gambit1. 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 Classical Attack, Maróczy Variation1. 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 Classical Attack, Mason Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O O-O C42 Classical Attack, Mason-Showalter Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 C42 Classical Attack, Staunton Variation1. 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 Classical Attack, Tarrasch Variation1. 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 Cochrane Gambit1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 C42 Cochrane Gambit, Bishop Check Line1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. Bc4+ C42 Cochrane Gambit, Center Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 C42 Cozio Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 C42 Damiano Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 C42 Damiano Variation, Kholmov Gambit1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 C42 French Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 C42 Italian Variation1. e4 e5 2. Nf3 Nf6 3. Bc4 C42 Karklins-Martinovsky Variation1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nd3 C42 Kaufmann Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 C42 Millennium Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 C42 Moody Gambit1. e4 e5 2. Nf3 Nf6 3. Qe2 Nc6 4. d4 C42 Nimzowitsch Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 C42 Paulsen Attack1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4 C42 Stafford Gambit1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 C42 Stafford Gambit Accepted1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 (also reached by 2 other move orders) C42 Three Knights Game1. e4 e5 2. Nf3 Nf6 3. Nc3 C43 Modern Attack1. e4 e5 2. Nf3 Nf6 3. d4 (also reached by 1 other move order) C43 Modern Attack, Bardeleben Variation1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6 C43 Modern Attack, Center Attack1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 C43 Modern Attack, Center Variation1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 C43 Modern Attack, Murrey Variation1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nc6 C43 Modern Attack, Steinitz Variation1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 C43 Modern Attack, Symmetrical Variation1. e4 e5 2. Nf3 Nf6 3. d4 d5 C43 Modern Attack, Tal Gambit1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Bb5 C43 Modern Attack, Trifunovic Variation1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. O-O O-O 7. c4 Bxe5 Check your own games for free →
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