Library/Openings/Petrov's Defense/Kaufmann Attack ECO C42
Opening· 9 plies

Petrov's Defense: Kaufmann Attack

An entry in the Encyclopedia of Chess Openings (ECO C42), reached after 9 half-moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4.

Petrov's Defense: Kaufmann Attack ECO C42
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Black rook
Black knight
Black bishop
Black queen
Black king
Black bishop
Black rook
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
White pawn
Black knight
White knight
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White rook
White knight
White bishop
White queen
White king
White bishop
White rook
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About this opening

Petrov's Defense: Kaufmann Attack is an opening in the Encyclopedia of Chess Openings, classified under code C42. ECO group C (C00–C99) covers open games (1.e4 e5) and the French Defence, including the Ruy Lopez, Italian, Scotch and King's Gambit. This particular variation is reached after 9 half-moves from the starting position, with the move sequence 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4.

It belongs to the Petrov's Defense family. Within that family this is a sub-variation (the Kaufmann Attack line).

The opening sequence in prose form: 1.e4 e5, 2.Nf3 Nf6, 3.Nxe5 d6, 4.Nf3 Nxe4, 5.c4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.