[Event "HUN-ch"]
[Site "Budapest"]
[Date "1971.??.??"]
[Round "11"]
[White "Flesch, Janos"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2630"]
[ECO "A05"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.d3 e6 5.O-O d6 6.e4 Nbd7 7.Nc3 a6 8.Bd2 Be7
9.Qe2 c5 10.Ne1 Qb6 11.f4 b4 12.Na4 Qc7 13.g4 h6 14.Bf3 Nh7 15.a3 a5 16.c3 Bc6
17.Qd1 O-O 18.Ng2 Qb7 19.axb4 axb4 20.cxb4 cxb4 21.b3 Bf6 22.Rb1 Bd4+ 23.Kh1 e5
24.Ne3 Bxe3 25.Bxe3 exf4 26.Bxf4 Ne5 27.Bg2 Rfe8 28.h3 Ng5 29.Kh2 Qb5 30.Nb2 d5
31.h4 Nh7 32.Bxe5 Rxe5 33.d4 Rxe4 34.Bxe4 dxe4 35.Nc4 h5 36.g5 Qb8+ 37.Ne5 Ra2+
38.Kg1 e3 39.Rf3 e2 40.Qd3 Bxf3 41.Qxf3 Qa7 42.Qd3 Nf8 43.Kf2 Ne6 44.Ke3 Nxd4
45.Ke4 Ne6 46.Qc4 Rd2  0-1

