Chess opening · ECO A00
Amsterdam Attack
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1. e3 e5 2. c4 d6 3. Nc3 Nc6 4. b3 Nf6
Amsterdam Attack is catalogued under ECO code A00. It is reached after 4 moves (8 half-moves): 1. e3 e5 2. c4 d6 3. Nc3 Nc6 4. b3 Nf6. After the last move it is White to play. White opens with a less common first move. It is the defining line of the Amsterdam Attack family, which has 1 catalogued line in total.