[Event "33rd ChessOrg Open"] [Site "masterchessopen.com Bad Woerishofen GER"] [Date "2017.03.16"] [Round "7.3"] [White "Naumkin,I"] [Black "Pitschka,C"] [Result "1-0"] [WhiteElo "2416"] [BlackElo "2251"] [ECO "A43"] [Opening "Old Benoni: Schmidt, 3.e4 Nf6"] 1.d4 c5 2.d5 d6 3.e4 Nf6 4.Nc3 g6 5.Nf3 Bg7 6.Be2 O-O 7.O-O Na6 8.h3 Nc7 9.a4 b6 10.Bf4 Bb7 11.Re1 a6 12.Bc4 Qd7 13.Qd3 Rad8 14.Rad1 Qc8 15.Qe3 Rfe8 16.Bh6 e6 17.Bxg7 Kxg7 18.dxe6 Nxe6 19.b3 Nc7 20.Qf4 d5 21.exd5 Ncxd5 22.Bxd5 Nxd5 23.Nxd5 Rxd5 24.Rxd5 Bxd5 25.Rxe8 Qxe8 26.Ne5 Qe6 27.Ng4 h5 28.Ne3 Bb7 29.Qc7 Qc6 30.Qd8 Qf6 31.Qc7 Qc6 32.Qe7 Qe4 33.Qg5 Qe6 34.a5 Bc8 35.axb6 Qxb6 36.Qe5+ Kh7 37.Nd5 Qe6 38.Nf6+ Kh6 39.Ng8+ Kh7 40.Nf6+ Kh6 41.Qc3 Bb7 42.h4 Qc6 43.f3 Qe6 44.Ne4 f6 45.Nxc5 Qb6 46.Qe3+ g5 47.Kh1 Bc8 48.hxg5+ fxg5 49.Qe5 Qd8 50.Ne4 g4 51.Nf6 gxf3 52.Qxh5+ Kg7 53.Qh7+ Kf8 54.Qh8+ Ke7 55.Qxd8+ Kxd8 56.gxf3 Ke7 57.Ne4 Ke6 58.Kg2 {#r} 1-0