[Event "It (open) (b)"] [Site "masterchessopen.com Toronto (Canada)"] [Round "4"] [White "Richardson Ross (CAN)"] [Black "Hier David"] [Result "1-0"] [WhiteElo "1926"] [ECO "E21"] [Opening "Nimzo-Indian: Three Knights"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 Bxc3+ 5.bxc3 c5 6.Qc2 O-O 7.e4 d5 8.e5 Nfd7 9.Bd3 h6 10.cxd5 exd5 11.O-O b6 12.Be3 Ba6 13.Nd2 Bxd3 14.Qxd3 c4 15.Qf5 Nc6 16.f4 b5 17.Qg4 b4 18.f5 Kh7 19.f6 gxf6 20.Qh5 bxc3 21.Qxh6+ Kg8 22.Rf3 Ne7 23.Rh3 {#r} 1-0