[Event "Moravska Ostrava"] [Site "Moravska Ostrava CSR"] [Date "1933.07.12"] [EventDate "?"] [Round "11"] [Result "1/2-1/2"] [White "Vladimir Petrov"] [Black "Vasja Pirc"] [ECO "B83"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "159"] 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 e6 7.O-O a6 8.Be3 Qc7 9.a4 Bd7 10.Nb3 Ne5 11.Nd2 Bc6 12.f4 Ned7 13.Bf3 Be7 14.a5 Rd8 15.Qe2 O-O 16.Rfd1 Rc8 17.Nb3 d5 18.exd5 Nxd5 19.Nxd5 Bxd5 20.Bxd5 exd5 21.c3 Nf6 22.g3 Rfe8 23.Qc2 Ng4 24.Bd4 Bf6 25.Bxf6 Nxf6 26.Re1 Qc4 27.Rxe8+ Rxe8 28.Nd4 g6 29.Rd1 Ng4 30.Qb3 Qc8 31.f5 Ne3 32.Re1 Re4 33.Re2 gxf5 34.Qb6 f4 35.Nf3 Nc4 36.Qf2 Qg4 37.Nd4 fxg3 38.hxg3 Rxe2 39.Nxe2 Nxb2 40.Nf4 Nc4 41.Qe1 Qf3 42.Qe8+ Kg7 43.Kh2 Qf2+ 44.Kh3 Qf3 45.Qe7 Qh1+ 46.Kg4 Qe4 47.Qg5+ Kf8 48.Qd8+ Qe8 49.Qf6 Qd7+ 50.Kh5 Qd6 51.Qh8+ Ke7 52.Qxh7 Ne3 53.Kh4 Qf6+ 54.Kh3 Kd6 55.Qh4 Qf5+ 56.Kh2 Ng4+ 57.Kg2 Qe4+ 58.Kg1 Qe3+ 59.Kg2 Qd2+ 60.Kh3 Nf2+ 61.Kg2 Nd3+ 62.Kh1 Nxf4 63.Qd8+ Ke6 64.gxf4 Qxf4 65.Qc8+ Ke5 66.Qxb7 Qc1+ 67.Kg2 Qd2+ 68.Kf1 Qd3+ 69.Kf2 Qf5+ 70.Ke2 Qe6 71.Kf3 Kf5 72.Qb6 Qe4+ 73.Kf2 Qf4+ 74.Ke2 Qc4+ 75.Kd2 f6 76.Qd8 Qc6 77.Qb6 Qe6 78.Qf2+ Kg5 79.Qb6 Qc8 80.Qe3+ 1/2-1/2