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Chess opening

Australian DefenseA40

The Australian Defense is a chess opening classified under ECO code A40. It is reached after the moves:

1. d4 Na6
♜♝♛♚♝♞♜♟♟♟♟♟♟♟♟♞♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜
Position after 1. d4 Na6

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