[Event "It \"] [Site "masterchessopen.com Berlin (Germany)"] [Date "2012.07.07"] [Round "1"] [White "Heldt Ronny (GER)"] [Black "Lehmann Klaus (GER)"] [Result "0-1"] [WhiteElo "1760"] [BlackElo "2348"] [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.Nf3 Na6 7.a3 Bxc3+ 8.Qxc3 Nxc5 9.b4 Nce4 10.Qc2 d5 11.e3 Ng4 12.h3 Ngxf2 13.Rg1 Qf6 14.Bb2 Qh6 15.Qb3 a5 16.Bd4 axb4 17.Qxb4 e5 18.Nxe5 dxc4 19.Bxc4 Be6 20.Be2 Qh4 21.Nf3 Qg3 22.Qb5 Nxh3+ {#R} 0-1