[Event "It (open)"] [Site "masterchessopen.com Zurich (Switzerland)"] [Round "0"] [White "Korholz Ludger"] [Black "Masserey Yvan (SUI)"] [Result "1-0"] [BlackElo "2235"] [ECO "E38"] [Opening "Nimzo-Indian: Classical, 4...c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.a3 Bxc5 7.Nf3 h6 8.Bf4 Nc6 9.Rd1 b6 10.e3 Bb7 11.Be2 Rc8 12.O-O Qe8 13.Nb5 e5 14.Bg3 a6 15.Nd6 Bxd6 16.Rxd6 Qe7 17.Rfd1 Rcd8 18.Qf5 Nd4 19.exd4 Qxd6 20.dxe5 Qe7 21.Bd3 {#r} 1-0