[Event "Portugal Open Rapid 2017"] [Site "masterchessopen.com Lisbon POR"] [Date "2017.02.11"] [Round "8.4"] [White "Annaberdiev,M"] [Black "Kovalenko,I"] [Result "1-0"] [WhiteElo "2435"] [BlackElo "2684"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Qe2 g6 8.f4 Bg7 9.O-O-O O-O 10.h4 e5 11.fxe5 dxe5 12.Nb3 h6 13.Bxf6 Bxf6 14.h5 Bg5+ 15.Kb1 b5 16.g3 Qb6 17.Nd5 Qa7 18.Na5 Kg7 19.Bg2 Nf6 20.Nc6 Qc5 21.Ncb4 Nxh5 22.Nd3 Qd6 23.Qf2 Nf6 24.Nxf6 Qxf6 25.Qc5 Re8 26.Nb4 Bg4 27.Rd6 Qe7 28.Rf1 Rad8 29.Rc6 Qxc5 30.Rxc5 Rd2 31.Rc7 Re7 32.Rxe7 Bxe7 33.Nd5 Bg5 34.Bh1 a5 35.a3 Bd1 36.c3 Bc2+ 37.Ka2 Bd3 38.Re1 Bc4+ 39.Ka1 h5 40.Bf3 Rd3 41.Be2 Rxg3 42.Bxc4 bxc4 43.Nb6 h4 44.Nxc4 h3 45.Rh1 Bf4 46.Ka2 g5 47.Nd6 Rd3 48.Nf5+ Kg6 49.c4 h2 50.c5 Kf6 51.c6 Ke6 52.b4 a4 53.b5 Rb3 54.Rd1 f6 55.c7 Rc3 56.b6 Bc1 57.b7 {#r} 1-0