C57

Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7

The Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line is a chess opening classified under ECO code C57. It is reached after the moves 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7.

It belongs to the Italian Game family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.

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