[Event "Paris"] [Site "Paris FRA"] [Date "1929.06.25"] [EventDate "?"] [Round "8"] [Result "0-1"] [White "Georges Koltanowski"] [Black "Marcel Duchamp"] [ECO "E00"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "30"] 1.d4 Nf6 2.c4 e6 3.Nc3 d6 4.e4 b6 5.f4 Bb7 6.Bd3 Nbd7 7.Nf3 e5 8.d5 g6 9.O-O exf4 10.Bxf4 Bg7 11.e5 dxe5 12.Nxe5 O-O 13.Qd2 Nxd5 14.Nxd7 Nxf4 15.Nxf8 Bd4+ 0-1