[Event "Olympiad"] [Site "masterchessopenings.com Calvia (Spain)"] [Date "2004.10.27"] [Round "12"] [White "Chau Kar Keung Paul"] [Black "Yee Frank (TRI)"] [Result "1/2-1/2"] [BlackElo "2101"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5 5.Nf3"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 O-O 6.Bd3 Nc6 7.O-O Bxc3 8.bxc3 d6 9.Qc2 b6 10.Bd2 Ba6 11.Qa4 Na5 12.Rfd1 Qc7 13.Rac1 Rac8 14.Be1 e5 15.Nd2 Rcd8 16.Nb3 Nxb3 17.axb3 Bc8 18.Ra1 a5 19.b4 axb4 20.dxe5 dxe5 21.cxb4 e4 22.Be2 Ng4 23.Bxg4 Bxg4 24.Rxd8 Rxd8 25.bxc5 Qxc5 26.Rb1 Rc8 27.Qb5 Qxc4 28.Qxc4 {#d} 1/2-1/2