[Event "Olympiad"] [Site "masterchessopen.com - Varna (Bulgaria)"] [Round "0"] [White "Donner Jan-Hein (NED)"] [Black "Estrada Degrandi Walter (URU)"] [Result "1-0"] [WhiteElo "2430"] [ECO "A56"] [Opening "Benoni: 3.d5 d6"] 1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 e6 5.Nf3 exd5 6.cxd5 g6 7.Nd2 Na6 8.Nc4 Nc7 9.a4 b6 10.e4 Ba6 11.Bg5 h6 12.Bh4 Bxc4 13.Bxc4 Bg7 14.O-O O-O 15.f4 Qd7 16.e5 Nh7 17.e6 fxe6 18.dxe6 Nxe6 19.Qg4 Rfe8 20.Qxg6 Nf8 21.Qh5 Kh7 22.f5 Bd4+ 23.Kh1 Ng7 24.Qf3 a6 25.f6 Nfe6 26.f7 Red8 27.Bd3+ {#r} 1-0