[Event "Ch Hungary"] [Site "masterchessopen.com Budapest (Hungary)"] [Round "0"] [White "Portisch Lajos (HUN)"] [Black "Barcza Gedeon (HUN)"] [Result "1/2-1/2"] [WhiteElo "2523"] [BlackElo "2435"] [ECO "E30"] [Opening "Nimzo-Indian: Leningrad, 4...h6"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 b5 7.e4 g5 8.Bg3 Nxe4 9.Qf3 exd5 10.O-O-O Bxc3 11.Rxd5 Qe7 12.bxc3 Nxg3 13.Qxg3 d6 14.Be2 Nd7 15.Bf3 Rb8 16.Rxd6 Rb6 17.Bc6 Rxc6 18.Rxc6 Qe1+ 19.Kb2 Qd2+ 20.Kb1 Qd1+ 21.Kb2 Qd2+ 22.Kb1 Bb7 23.cxb5 O-O 24.Qe3 Qd1+ 25.Qc1 Qxc1+ 26.Kxc1 Bxc6 27.bxc6 Ne5 28.Ne2 Rc8 29.Kc2 Rxc6 30.f4 Ng4 31.fxg5 hxg5 32.h3 Re6 33.Nc1 Ne3+ 34.Kd3 Nxg2 35.Kc4 Nf4 36.Kxc5 Re3 37.Kd4 Rxh3 38.Rxh3 Nxh3 39.Ke5 Kf8 40.Kf5 Ke7 41.Kg4 Nf2+ 42.Kxg5 Ne4+ 43.Kf5 Nxc3 44.Ke5 Na4 45.Kd5 Kf6 46.Ne2 Kf5 47.Nd4+ Kf4 48.Nb5 Ke3 49.Ke5 a6 50.Nd6 Nc3 51.Nxf7 Kd3 52.Kd6 Kc4 53.Kc6 a5 54.Kb6 a4 55.Ka5 {#d} 1/2-1/2