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Chess opening · ECO C00

Rat Defense: Small Center Defense

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1. d4 e6 2. e4 d6

Rat Defense: Small Center Defense is catalogued under ECO code C00. It is reached after 2 moves (4 half-moves): 1. d4 e6 2. e4 d6. After the last move it is White to play. White opens 1. d4. It is a named variation of the Rat Defense, which has 11 catalogued lines in total.

Position shown after the last move; White to play.

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