[Event "GER-ch U20"] [Site "Leipzig"] [Date "1951.??.??"] [EventDate "?"] [Round "9"] [Result "0-1"] [White "Karl Hans Achatz"] [Black "Klaus Viktor Darga"] [ECO "B84"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "49"] 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 a6 7.Be3 Qc7 8.O-O b5 9.a3 Bb7 10.f3 Nbd7 11.Qd2 Be7 12.Rad1 O-O 13.Bxb5 axb5 14.Ndxb5 Qc6 15.Nxd6 Ne5 16.Nxb7 Nc4 17.Qd4 e5 18.Nd5 Nxd5 19.Qxd5 Qxd5 20.Rxd5 Nxe3 21.Rxe5 Nxf1 22.Kxf1 Bf6 23.Rb5 Rfb8 24.c3 Be7 25.Ra5 0-1