[Event "2019 Australian Open"] [Site "chess24.com"] [Date "2018.12.27"] [Round "1.2"] [White "Kuybokarov, Temur"] [Black "Chen, Meng Boon Marcus"] [Result "1-0"] [WhiteElo "2513"] [BlackElo "1859"] [ECO "A40"] [Opening "Queen's Pawn: 1...e6 2.c4"] 1.d4 e6 2.c4 f5 3.g3 Nf6 4.Bg2 c6 5.Nh3 d5 6.O-O Bd6 7.Bf4 Be7 8.Qc2 O-O 9.Nd2 a5 10.Nf3 Ne4 11.Ne5 Nd7 12.f3 Nef6 13.Rad1 Nh5 14.Bc1 Qb6 15.Kh1 Nhf6 16.Nf4 Nxe5 17.dxe5 Ne8 18.cxd5 cxd5 19.e4 Qc7 20.Qxc7 Nxc7 21.exd5 exd5 22.Be3 g5 23.Nh5 Be6 24.f4 Bf7 25.Nf6+ Bxf6 26.exf6 g4 27.Bd4 Nb5 28.Be5 Rad8 29.Rc1 Nd6 30.Rc7 b6 31.Rfc1 Ne4 32.Bd4 b5 33.Bf1 b4 34.Bb5 Nd6 35.Bd7 Be8 36.Bxe8 Nxe8 37.Ra7 Rf7 38.Rxa5 Nxf6 39.Rb5 Ne4 {_MARK:DIAGRAM_} 40.Rxb4? {Allowing Black's N to get to f3 with counter-play. 40.Rc2 was better.} Nd2 41.a4 Nf3 42.a5 Re7 {Going for counter-play but instead 42...Ra8 gives Black good chances of drawing.} 43.a6 Re2? {Looks threatening but is easily countered when White's passed "a" pawn will prove decisive.} 44.Bg1 Ra8 45.Rb7! Nxg1 46.Kxg1 Ree8 47.a7 Rad8 48.Rcc7 d4 49.Rg7+ Kh8 50.Rxh7+ Kg8 51.Rbg7+ Kf8 52.Rd7 Kg8 53.Rxd8 Rxd8 54.Rb7 {#r} 1-0