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1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3
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♞ You have reached Petrov's Defense C42 — the catalogued line ends exactly here.
Book continuations win% from 1.5M rated games
Matching openings 23
- Petrov's Defense C42 1 ply deeper
- Petrov's Defense: Classical Attack C42 2 plies deeper
- Petrov's Defense: Cozio Attack C42 2 plies deeper
- Petrov's Defense: French Attack C42 2 plies deeper
- Petrov's Defense: Kaufmann Attack C42 2 plies deeper
- Petrov's Defense: Millennium Attack C42 2 plies deeper
- Petrov's Defense: Nimzowitsch Attack C42 2 plies deeper
- Petrov's Defense: Classical Attack, Closed Variation C42 3 plies deeper
- Petrov's Defense: Classical Attack, Marshall Variation C42 5 plies deeper
- Petrov's Defense: Classical Attack, Mason-Showalter Variation C42 5 plies deeper
- Petrov's Defense: Classical Attack, Mason Variation C42 7 plies deeper
- Petrov's Defense: Classical Attack, Chigorin Variation C42 8 plies deeper
…and 11 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia