Chess opening · ECO C42
Petrov's Defense: Three Knights Game
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1. e4 e5 2. Nf3 Nf6 3. Nc3
Petrov's Defense: Three Knights Game is catalogued under ECO code C42. It is reached after 3 moves (5 half-moves): 1. e4 e5 2. Nf3 Nf6 3. Nc3. After the last move it is Black to play. White opens 1. e4. It is a named variation of the Petrov's Defense, which has 50 catalogued lines in total.
Comes from
More Petrov's Defense lines
- Petrov's Defense: Modern AttackC43
- Petrov's Defense: Stafford GambitC42
- Petrov's Defense: Modern AttackC43
- Petrov's Defense: Classical AttackC42