[Event "Chigorin mem"]
[Site "Sochi"]
[Date "1964.??.??"]
[Round "15"]
[White "Spassky, Boris"]
[Black "Krogius, Nikolai V"]
[Result "1/2-1/2"]
[ECO "C30"]
[Opening "King's Gambit Declined: Petrov's Defense"]
[PlyCount "90"]

1.e4 e5 2.f4 Nf6 3.Nf3 d5 4.fxe5 Nxe4 5.d3 Nc5 6.Be3 Bg4 7.d4 Ne6 8.c4 Bb4+ 9.Nc3 c5 10.cxd5 Qxd5 11.dxc5 Bxf3 12.Qxf3 Bxc3+ 13.bxc3 Qxe5 14.Bb5+ Nc6 15.Bxc6+ bxc6 16.Qxc6+ Ke7 17.Qb7+ Nc7 18.Qf3 Nd5 19.Kf2 Qxe3+ 20.Qxe3+ Nxe3 21.Kxe3 Kd7 22.Kd4 Kc6 23.Kc4 Rhe8 24.Rad1 Re4+ 25.Rd4 Rae8 26.Rb1 Re2 27.Rd6+ Kc7 28.Rbd1 R8e7 29.R1d2 Rxd2 30.Rxd2 Kc6 31.Rd6+ Kc7 32.Ra6 Kb7 33.Kb5 Re2 34.c6+ Kb8 35.c7+ Kc8 36.Rxa7 Rxg2 37.c4 f5 38.c5 Rg6 39.Ra8+ Kxc7 40.Rf8 Rh6 41.Rxf5 Rxh2 42.Rf7+ Kb8 43.Rxg7 Rxa2 44.Kb6 Rb2+ 45.Kc6 Rc2 1/2-1/2