[Event "Ch NATO"] [Site "masterchessopen.com Hoevelte (Denmark)"] [Round "4"] [White "De Waard Marco (NED)"] [Black "Olesen Michael (DEN)"] [Result "1-0"] [WhiteElo "2197"] [BlackElo "2103"] [ECO "D91"] [Opening "Gruenfeld: 5.Bg5 Ne4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 O-O 8.Nf3 c6 9.dxc6 Nxc6 10.e3 Bg4 11.Be2 Qb6 12.Qb3 Rfd8 13.O-O e5 14.Qxb6 axb6 15.d5 Nb4 16.h3 Bd7 17.Nd2 f5 18.a3 Na6 19.Nc4 e4 20.Nxb6 Rab8 21.Rac1 Nc5 22.Rfd1 Be5 23.b4 Bxc3 24.bxc5 Bb2 25.Rc2 Bxa3 26.Ra1 Bb4 27.Nxd7 Rxd7 28.Ra4 {#r} 1-0