[Event "Ch DDR"] [Site "masterchessopen.com Leipzig (Germany)"] [Round "14"] [White "Liebert Heinz (GER)"] [Black "Dittmann Sieghard"] [Result "0-1"] [WhiteElo "2247"] [ECO "B05"] [Opening "Alekhine: Modern, 5.Be2"] 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 6.O-O Bxf3 7.Bxf3 dxe5 8.dxe5 e6 9.Qe2 Nd7 10.b3 Bc5 11.Bxd5 cxd5 12.Bb2 O-O 13.Nd2 Rc8 14.c4 Bb4 15.Rfd1 Qa5 16.Ne4 Nb6 17.Nf6+ gxf6 18.Rd3 Rfd8 19.a3 Bf8 20.Rg3+ Kh8 21.exf6 dxc4 22.Qg4 Bh6 23.Rh3 Qg5 {#R} 0-1