White Elo Black Elo ECO Year Res. #       O'Callaghan, Kevin 1481 Royzen, Igor 1781 B50 2008 1-0 30 Petty, David A 1990 Royzen, Igor 1767 B72 2008 1-0 46 Todortsev, Victor 1924 Royzen, Igor 1767 D12 2008 1-0 47 Argo, Guy M 1886 Royzen, Igor 1767 B02 2008 1-0 31 MacIntyre, Brendan 1636 Royzen, Igor 1767 D12 2008 1-0 29 Shipman, Walter 2235 Royzen, Igor 1715 D12 2009 1-0 50 Gray, William 2081 Royzen, Igor 1722 B30 2009 1-0 47 Matsuda, Leo Royzen, Igor 1828 B18 2012 1-0 38 Byambaa, Uyanga 2029 Royzen, Igor 1849 B34 2012 1-0 39 Lopez, Jorge R 2182 Royzen, Igor 1849 D02 2012 1-0 36 Lopez, Jorge R 2182 Royzen, Igor 1851 D00 2012 1-0 28 Moore, Randolph 1647 Royzen, Igor 1874 B13 2012 1-0 15 Zhao, Art 2037 Royzen, Igor 1844 D12 2013 1-0 33 Tsodikova, Natalia 2234 Royzen, Igor 1807 B31 2013 1-0 47 Page 1
O'Callaghan, Kevin (1481) - Royzen, Igor (1781) - San Francisco Chernev Memorial (3), San Francisco, 2008 B50 1.e4 c5 2.Nf3 d6 3.h3 Nf6 4.d3 g6 5.e5 dxe5 6.Nxe5 Bg7 7.Nc4 O-O 8.h4 Nc6 9.Be2 e5 10.h5 e4 11.hxg6 fxg6 12.Bh6 exd3 13.cxd3 Bxh6 14.Rxh6 Nd4 15.Nc3 Nxe2 16.Nxe2 Ng4 17.Qd2 Nxh6 18.Qxh6 Qxd3 19.Ne3 Qd8 20.Rd1 Qf6 21.f3 Be6 22.b3 Rad8 23.Rc1 b6 24.Kf2 Rd2 25.Ng4 Qd4+ 26.Ke1 Qb2 27.Qxd2 Qxd2+ 28.Kxd2 Bxg4 29.fxg4 Rf2 30.Rg1 1-0	Search games Games: 10666599 / Last update: 30 Jul 2025 GamePositionEndgames White Black Ignore colours ECO Year Result All 1-0 0-1 ½-½ Event Site Click below to set up a position to search for Set position Click the button below to select an endgame type
	https://www.chessbites.com/Games.aspx?d=kZrrApCpp
Comment Save to an existing database or save to a new database