[Event "It (open)"] [Site "masterchessopen.com - Aegina (Greece)"] [Round "1"] [White "Grivas Efstratios (GRE)"] [Black "Halkias Alexandros (GRE)"] [Result "1-0"] [WhiteElo "2500"] [BlackElo "2047"] [ECO "A43"] [Opening "Old Benoni: 2.d5 Nf6"] 1.d4 c5 2.d5 Nf6 3.c4 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Bg5 O-O 9.Nd2 a6 10.a4 h6 11.Bh4 Qc7 12.Be2 Nbd7 13.O-O Ne5 14.f4 Neg4 15.Nc4 h5 16.h3 Nh6 17.Bd3 Ne8 18.f5 Bd4+ 19.Kh1 Bf6 20.Bxf6 Nxf6 21.Qd2 Kg7 22.Qf4 Ne8 23.fxg6 f5 24.Qg5 Nf6 25.Rae1 {#r} 1-0