[Event "URS-JUG"]
[Site "Leningrad"]
[Date "1957.??.??"]
[Round "5"]
[White "Ivkov, Borislav"]
[Black "Kortschnoj, Viktor"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "C16"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 b6 5.a3 Bxc3+ 6.bxc3 Ba6 7.Qg4 Kf8 8.Bxa6 Nxa6
9.h4 c5 10.h5 cxd4 11.h6 Nxh6 12.Bxh6 gxh6 13.cxd4 Qg5 14.Qf3 Rg8 15.g3 Rc8
16.c3 Nb8 17.Ne2 Nd7 18.Nf4 Ke7 19.Rh5 Qg4 20.Qd3 Qg7 21.Kd2 Rc4 22.Rah1 Rgc8
23.Rxh6 Rxc3 24.Qxc3 Rxc3 25.Kxc3 Qg4 26.Kd2 Qf3 27.Nd3 b5 28.Rc1 Kd8 29.Rc6 Nb6
30.Rf6 Qe4 31.Rf4 Qh1 32.Rxf7 Nc4+ 33.Ke2 Qe4+ 34.Kf1 Qxd3+ 35.Kg1 Qxd4 36.Rcc7 Nxe5
37.Rxh7 Qe4 38.Rxa7 Nf3+ 39.Kf1 Nd2+ 40.Kg1 Qe1+ 41.Kh2 Qxf2+ 42.Kh3 Qf1+
43.Kh4 Nf3+ 44.Kg4 Nh2+ 45.Kh4 Nf3+ 46.Kg4 Ne5+ 47.Kh4 Qf6+ 48.Kh3 Qf5+ 49.Kg2 Qf3+
50.Kg1 Qxg3+ 51.Kf1 Qd3+ 52.Ke1 Qb1+ 53.Ke2 Qc2+ 54.Kf1 Qd1+ 55.Kf2 Nd3+
56.Ke3 d4+ 57.Kxd4 Nb2+ 58.Ke5 Nc4+ 59.Kxe6 Qd6+ 60.Kf5 Qe5+ 61.Kg4 Nd6 62.Kf3 Qd5+
63.Ke2 Ne8 64.Ke1 Kc8 65.Rae7 Qc6 66.Kd1 Kb8 67.Rd7 Qc8 68.Rd4 Nf6 69.Rhh4 Qf5
70.a4 Nd5 71.axb5 Qf2 72.Kc1 Ne3 73.Kb1 Qc2+ 74.Ka1 Nd1 75.Rh8+ Kb7 76.Rh7+ Qxh7
77.Rxd1 Kb6 78.Kb2 Kxb5  0-1

