[Event "Ch Netherlands"] [Site "masterchessopen.com Hilversum (Netherlands)"] [Round "0"] [White "Sosonko Gennadi (NED)"] [Black "Riemersma Liafbern (NED)"] [Result "1/2-1/2"] [WhiteElo "2530"] [BlackElo "2395"] [ECO "E02"] [Opening "Catalan: Open, 5.Qa4+"] 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 a6 7.Qc2 c5 8.Nf3 b5 9.Ne5 Nd5 10.Nc3 Nb4 11.Qd1 cxd4 12.Nc6 Nxc6 13.Bxc6 Rb8 14.Qxd4 Bb7 15.Bxb7 Rxb7 16.O-O Qb6 17.Qe4 Bc5 18.Bf4 O-O 19.Qf3 Nf6 20.Rfd1 h6 21.Kg2 Rd7 22.Bxh6 Bxf2 23.Rxd7 Nxd7 24.Bxg7 Kxg7 25.Qxf2 b4 26.Qxb6 Nxb6 27.Ne4 Rc8 28.Rd1 f5 29.Rd6 Nc4 30.Rd7+ Kg6 31.Nd6 Nxd6 32.Rxd6 Kf6 33.Kf3 Rc2 34.Rxa6 Rxb2 35.h4 b3 36.axb3 Rxb3+ 37.e3 Rb2 38.Ra1 Rc2 39.Rh1 Kg6 40.Rg1 Kh5 41.Ra1 Kg6 42.Ra4 Kf6 43.g4 fxg4+ 44.Rxg4 e5 45.Ra4 Rc3 46.Ke4 Rc6 47.h5 Kg5 48.Ra8 Rc3 49.Rh8 Ra3 50.h6 Kg6 51.h7 Kg7 52.Rg8+ Kxh7 53.Rg3 Ra5 54.Kf5 Rb5 55.e4 Ra5 56.Kf6 Rb5 57.Rg5 Ra5 58.Rxe5 Ra6+ 59.Kf7 Ra7+ 60.Re7 Ra1 61.e5 Rf1+ 62.Ke6+ Kg8 63.Ra7 Re1 64.Ra2 Kf8 65.Rf2+ Ke8 66.Kf6 Kf8 {#d} 1/2-1/2