[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Antoshin, Vladimir"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "A61"]
[EventDate "1956.01.10"]
[PlyCount "84"]

1.d4 Nf6 2.c4 e6 3.Nc3 c5 4.d5 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 Bg7 8.Nc4 O-O
9.Bf4 Ne8 10.Qd2 Bxc3 11.bxc3 b5 12.Nb2 Bb7 13.g3 Nd7 14.Bg2 f5 15.O-O 
Ndf6 16.a4 a6 17.axb5 axb5 18.c4 Ba6 19.Ra5 bxc4 20.Rfa1 Nc7 21.Qc2 c3 22.
Nd1 Qd7 23.Nxc3 Bc4 24.Rxa8 Rxa8 25.Rxa8+ Nxa8 26.e4 Nc7 27.h3 Kf7 28.Na4 
Ba6 29.Nxc5 dxc5 30.Qxc5 Nxe4 31.Qxc7 Qxc7 32.Bxc7 Bb7 33.Bxe4 fxe4 34.d6 
Ke6 35.Kf1 Bc6 36.Ke2 h5 37.Ke3 Kf5 38.Kd4 g5 39.Kc5 Bd7 40.Bd8 g4 41.h4 
Ba4 42.Kd5 Bd7 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Averbakh, Yury"]
[Black "Spassky, Boris"]
[Result "0-1"]
[ECO "A17"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.c4 Nf6 2.Nf3 e6 3.Nc3 d5 4.e3 Be7 5.b3 O-O 6.Bb2 dxc4 7.bxc4 c5 8.Be2 
Nc6 9.O-O b6 10.d3 Bb7 11.Ne1 Qc7 12.f4 Rfd8 13.Bf3 Rd7 14.Qe2 Rad8 15.a3 
a6 16.Rb1 Ne8 17.Ba1 Ba8 18.Ne4 Qa7 19.g4 b5 20.g5 bxc4 21.dxc4 Nd6 22.
Nxd6 Rxd6 23.Qb2 Bf8 24.Ng2 Na5 25.Qc3 Bxf3 26.Rxf3 Qa8 27.Rbf1 Rd1 28.Rf2
Nc6 29.f5 R8d3 30.Qc2 Qd8 31.fxe6 Rxf1+ 32.Rxf1 fxe6 33.Qf2 Qe8 34.Nf4 
Rxa3 35.Bb2 Rb3 36.Nxe6 Bd6 37.Nxg7 Bxh2+ 38.Kxh2 Qb8+ 39.Kg1 Rxb2 40.Qf7+
Kh8 41.Rf2 Qg3+ 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Borisenko, Grigory"]
[Black "Khasin, Abram"]
[Result "1/2-1/2"]
[ECO "E58"]
[EventDate "1956.01.10"]
[PlyCount "104"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.Nf3 c5 5.e3 O-O 6.Bd3 d5 7.O-O Nc6 8.a3 Bxc3 
9.bxc3 Qc7 10.Qc2 Na5 11.Ne5 dxc4 12.Nxc4 Nxc4 13.Bxc4 cxd4 14.cxd4 Bd7 
15.Qe2 Rac8 16.Bd3 Ba4 17.Bd2 Bc2 18.Rfc1 Bxd3 19.Qxd3 Qd7 20.e4 h6 21.f3 
Rxc1+ 22.Rxc1 Rc8 23.Rc4 Ne8 24.Rxc8 Qxc8 25.Qc3 Qd7 26.Bf4 Nd6 27.a4 Nc8 
28.Qc5 b6 29.Qc4 Ne7 30.Bd2 a6 31.Kf2 b5 32.axb5 axb5 33.Qc5 f5 34.Bb4 Kf7
35.Ke3 g5 36.Qd6 Qxd6 37.Bxd6 Ng6 38.g4 f4+ 39.Kd3 Ke8 40.Bb4 Kd7 41.Be1 
Ne7 42.Bb4 Ng6 43.Be1 Ne7 44.h4 Nc6 45.h5 e5 46.Bc3 exd4 47.Bxd4 Nxd4 48.
Kxd4 Kd6 49.Kd3 Kc6 50.Kc2 Kc5 51.Kc3 Kc6 52.Kb4 Kb6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Korchnoi, Viktor"]
[Black "Byvshev, Vassily"]
[Result "1-0"]
[ECO "E62"]
[EventDate "1956.01.10"]
[PlyCount "123"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.O-O Nc6 7.Nc3 e5 8.d5 Nb8 
9.Ne1 Qe7 10.e4 a5 11.Nd3 Na6 12.f3 Nd7 13.Be3 Ndc5 14.Nf2 Bd7 15.Qd2 Rab8
16.Rab1 b6 17.b3 f5 18.Ne2 Rf7 19.Rfe1 fxe4 20.fxe4 Rbf8 21.Nc3 h6 22.Qe2 
Ra8 23.Rf1 Kh7 24.h4 h5 25.Nh3 Rxf1+ 26.Bxf1 Bxh3 27.Bxh3 Bh6 28.Bxh6 Kxh6
29.a3 Nb8 30.b4 axb4 31.axb4 Ncd7 32.Rf1 Nf8 33.Qf2 Kg7 34.Be6 Na6 35.Qf7+
Qxf7 36.Rxf7+ Kh6 37.Nb5 Nxb4 38.Rxc7 Ra1+ 39.Kg2 Ra2+ 40.Kf3 Nc2 41.Rf7 
Nh7 42.Nxd6 Nd4+ 43.Ke3 Re2+ 44.Kd3 Rg2 45.Ra7 Rxg3+ 46.Kd2 Nf8 47.Nf7+ 
Kg7 48.Ng5+ Kh8 49.Rf7 Kg8 50.Rf3+ Nfxe6 51.Rxg3 Nc5 52.Rg2 b5 53.cxb5 
Nxb5 54.Ke3 Nd7 55.Rc2 Nf6 56.Rc5 Ng4+ 57.Kd3 Nd6 58.Rc6 Nf2+ 59.Ke3 Ng4+ 
60.Kd2 Nb5 61.d6 Nf6 62.Rc8+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Lisitsyn, Grigory"]
[Black "Taimanov, Mark"]
[Result "1/2-1/2"]
[ECO "A49"]
[EventDate "1956.01.10"]
[PlyCount "125"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 c6 7.c4 Re8 8.O-O Qa5 
9.Qd2 Qh5 10.Qg5 Qxg5 11.Nxg5 Nbd7 12.Nc3 h6 13.Nf3 e5 14.e3 exd4 15.Nxd4 
Nc5 16.Rad1 a5 17.Nde2 a4 18.b4 a3 19.Ba1 Nce4 20.Nxe4 Nxe4 21.Bxg7 Kxg7 
22.Rd4 f5 23.Rb1 Ra6 24.f3 Nf6 25.Kf2 Be6 26.Nc3 Rb6 27.Bf1 c5 28.bxc5 
Rxb1 29.Nxb1 dxc5 30.Rd6 Nd7 31.Nxa3 Kf7 32.Nb5 Ra8 33.a3 Ra4 34.Nc7 Nf8 
35.Nxe6 Nxe6 36.Rd7+ Kf6 37.Rxb7 Rxa3 38.f4 Ra2+ 39.Be2 Rc2 40.h3 Ra2 41.
Rd7 Rb2 42.Rd5 h5 43.h4 Ra2 44.Kf3 Ra3 45.Bd3 Ke7 46.Kf2 Ra2+ 47.Be2 Nf8 
48.e4 Ne6 49.exf5 Nd4 50.Re5+ Kf6 51.fxg6 Kxg6 52.Re8 Kf7 53.Re4 Nf5 54.
Kg2 Kf6 55.Re5 Nd4 56.Kf2 Kf7 57.Re4 Nf5 58.Kg2 Kf6 59.Re8 Kf7 60.Re5 Nd4 
61.Kf1 Ra1+ 62.Kf2 Ra2 63.Re4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Polugaevsky, Lev"]
[Black "Bannik, Anatoly"]
[Result "1-0"]
[ECO "E49"]
[EventDate "1956.01.10"]
[PlyCount "87"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 dxc4 7.Bxc4 Bxc3+ 8.bxc3
c5 9.Ne2 Qc7 10.Bd3 b6 11.O-O Ba6 12.Bxa6 Nxa6 13.f4 Rac8 14.Ng3 Rfd8 15.
Qf3 cxd4 16.cxd4 Qc3 17.Rb1 Nb8 18.f5 Nbd7 19.Bb2 Qa5 20.fxe6 fxe6 21.e4 
Rf8 22.Qb3 Rce8 23.Bc3 Qg5 24.Bb4 Rf7 25.e5 a5 26.Be1 Ng4 27.Rxf7 Kxf7 28.
Ne4 Qf4 29.Qf3 Qxf3 30.gxf3 Ne3 31.Nd6+ Kf8 32.Nxe8 Kxe8 33.Rc1 Nd5 34.Rc6
Nf8 35.Rd6 Kf7 36.Bh4 b5 37.Ra6 b4 38.Rxa5 bxa3 39.Rxa3 h6 40.Ra7+ Kg6 41.
Kf2 Kh5 42.Rf7 Kxh4 43.Rxf8 g5 44.Rf6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Ragozin, Viacheslav"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "C90"]
[EventDate "1956.01.10"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.d3 Na5 10.Bc2 c5 11.Nbd2 Rb8 12.Nf1 b4 13.Ne3 Be6 14.d4 bxc3 15.bxc3 
cxd4 16.cxd4 Qc7 17.Ba3 Rfd8 18.d5 Bc8 19.Rc1 Bf8 20.Ba4 Qb6 21.Qc2 Bd7 
22.Bxd7 Rxd7 23.Rb1 Qd8 24.Bb4 Nb7 25.Rec1 g6 26.Qd3 Bh6 27.Rc6 Bxe3 28.
fxe3 Ra8 29.Rbc1 Qe7 30.Nd2 a5 31.Ba3 Rf8 32.Nc4 Ne8 33.Nb6 Rd8 34.R6c3 f5
35.exf5 gxf5 36.e4 f4 37.Qh3 Qg5 38.Qe6+ Kh8 39.Rf3 Rg8 40.Rc2 Nf6 41.Qf5 
Qh4 42.Nc4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Tolush, Alexander"]
[Black "Simagin, Vladimir"]
[Result "1/2-1/2"]
[ECO "B61"]
[EventDate "1956.01.10"]
[PlyCount "67"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 Bd7 7.Qd2 Rc8 8.Nb3 
a6 9.Be2 e6 10.O-O h6 11.Be3 b5 12.a3 Be7 13.f4 O-O 14.Rad1 Qc7 15.Bf3 
Rfd8 16.Qf2 Rb8 17.Rd2 Be8 18.Qg3 Kh8 19.Qh3 a5 20.g4 b4 21.axb4 axb4 22.
Ne2 Nh7 23.Ned4 Nxd4 24.Nxd4 e5 25.Nf5 exf4 26.Bxf4 Bg5 27.Qg3 Bxf4 28.
Qxf4 Qc5+ 29.Kg2 Qe5 30.Be2 Qxb2 31.Nxd6 Ng5 32.Rfd1 Qc3 33.Qg3 Qxg3+ 34.
hxg3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "1"]
[White "Zurakhov, Vladen"]
[Black "Boleslavsky, Isaak"]
[Result "1/2-1/2"]
[ECO "C11"]
[EventDate "1956.01.10"]
[PlyCount "41"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 5.Nxe4 Be7 6.Bxf6 gxf6 7.g3 f5 8.Nc3 
Bf6 9.Nf3 b6 10.Bg2 Bb7 11.O-O O-O 12.Re1 Nd7 13.Ne5 Bxg2 14.Kxg2 c5 15.
Nxd7 Qxd7 16.dxc5 Qc6+ 17.Qf3 Qxf3+ 18.Kxf3 Bxc3 19.bxc3 Rfc8 20.cxb6 axb6
21.Re3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Bannik, Anatoly"]
[Black "Averbakh, Yury"]
[Result "1/2-1/2"]
[ECO "B57"]
[EventDate "1956.01.10"]
[PlyCount "56"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Bd7 7.O-O g6 8.h3 
Nxd4 9.Qxd4 Bg7 10.Be3 O-O 11.Qd2 b5 12.Bd3 Bc6 13.f3 d5 14.exd5 Nxd5 15.
Nxd5 Qxd5 16.c3 Rfd8 17.Rfd1 Rd7 18.Qf2 Qe6 19.Bc2 Rxd1+ 20.Bxd1 a6 21.Bb3
Bd5 22.Bc5 Bxb3 23.axb3 Bf6 24.Re1 Qxb3 25.Bxe7 Bxe7 26.Rxe7 Qd1+ 27.Re1 
Qd6 28.Re4 Qd1+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Boleslavsky, Isaak"]
[Black "Tolush, Alexander"]
[Result "1/2-1/2"]
[ECO "A60"]
[EventDate "1956.01.10"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 Be7 7.g3 O-O 8.Bg2 Ne8
9.O-O Bf6 10.Nd2 Nd7 11.Rb1 Qa5 12.Qc2 b5 13.a3 Bb7 14.Qf5 Rd8 15.b4 cxb4 
16.axb4 Qb6 17.Nce4 Be5 18.Ng5 Nef6 19.Qd3 h6 20.Nh3 Rc8 21.Nb3 Bc3 22.Be3
Ne5 23.Qxc3 Rxc3 24.Bxb6 axb6 25.Nd4 Bxd5 26.Nxb5 Rc2 27.Bxd5 Nxd5 28.Rfd1
Ne7 29.Rxd6 Nc8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Borisenko, Grigory"]
[Black "Lisitsyn, Grigory"]
[Result "1/2-1/2"]
[ECO "E21"]
[EventDate "1956.01.10"]
[PlyCount "43"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d6 5.Qc2 Nbd7 6.Bd2 b6 7.e4 Bb7 8.Bd3 e5 
9.O-O-O O-O 10.a3 Bxc3 11.Bxc3 Re8 12.Rhe1 a5 13.b3 exd4 14.Nxd4 Nc5 15.f3
Nxd3+ 16.Qxd3 Nd7 17.a4 Qg5+ 18.Qd2 Qxd2+ 19.Kxd2 Nc5 20.Kc2 f6 21.g4 Ne6 
22.h4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Byvshev, Vassily"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[ECO "B57"]
[EventDate "1956.01.10"]
[PlyCount "148"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 g6 7.Nxc6 bxc6 8.e5 
Ng4 9.exd6 Qxd6 10.Qxd6 exd6 11.O-O Be6 12.Bb3 Be7 13.h3 Nf6 14.Bh6 Kd7 
15.Rfe1 Rhb8 16.Rad1 Rb4 17.Na4 Bxb3 18.axb3 d5 19.Be3 Re4 20.Ra1 Ke8 21.
Nc3 Re6 22.Red1 a6 23.Ne2 Bc5 24.Nd4 Bxd4 25.Bxd4 Ne4 26.Ra5 Nd6 27.Kf1 
Nb7 28.Ra4 c5 29.Bc3 Rd8 30.Rh4 h5 31.b4 d4 32.Be1 Rc8 33.bxc5 Rxc5 34.c3 
dxc3 35.Bxc3 Nd8 36.Rb4 Rc8 37.Rd5 Rec6 38.f4 Rc4 39.f5 Rxb4 40.Bxb4 Rc1+ 
41.Be1 Rb1 42.fxg6 fxg6 43.Rd6 Rxb2 44.Rxg6 Ra2 45.Rg5 Ne6 46.Rxh5 Kf7 47.
Ra5 Rxa5 48.Bxa5 Nd4 49.g4 Nb3 50.Bc3 a5 51.h4 a4 52.h5 a3 53.Ke2 a2 54.
Kd3 Nc5+ 55.Ke3 Nb3 56.Kd3 Nc5+ 57.Kd4 Nd7 58.Ke4 Ke6 59.Kf4 Nf6 60.Ba1 
Nd5+ 61.Kg3 Kf7 62.g5 Ne3 63.Kf4 Nc2 64.g6+ Kg8 65.Bb2 a1=Q 66.Bxa1 Nxa1 
67.h6 Nc2 68.Ke5 Ne3 69.Ke6 Ng4 70.h7+ Kg7 71.Kf5 Ne3+ 72.Ke5 Ng4+ 73.Kf5 
Ne3+ 74.Ke6 Ng4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Khasin, Abram"]
[Black "Tal, Mikhail"]
[Result "0-1"]
[ECO "B88"]
[EventDate "1956.01.10"]
[PlyCount "72"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.O-O a6 8.Be3 
Qc7 9.Bb3 Be7 10.f4 b5 11.f5 Nxd4 12.Qxd4 O-O 13.fxe6 Bxe6 14.Rad1 Rac8 
15.Kh1 Rfd8 16.Nd5 Bxd5 17.exd5 Nd7 18.Qf4 Bf6 19.Bd4 Re8 20.c3 Re7 21.Bc2
Bxd4 22.Qh4 Nf8 23.Rxd4 Re2 24.Bf5 Rce8 25.Rg4 Rd2 26.Be4 Qe7 27.Qe1 Rxd5 
28.Qf2 Re5 29.Bd3 Nd7 30.Rf4 Nc5 31.Rxf7 Nxd3 32.Qf3 Re1 33.Qd5 Qxf7 34.
Qxf7+ Kh8 35.Kg1 Rxf1+ 36.Qxf1 Re1 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Kholmov, Ratmir"]
[Black "Zurakhov, Vladen"]
[Result "1/2-1/2"]
[ECO "A99"]
[EventDate "1956.01.10"]
[PlyCount "138"]

1.c4 f5 2.Nf3 Nf6 3.g3 e6 4.Bg2 Be7 5.O-O O-O 6.b3 Qe8 7.Bb2 d6 8.d4 Qh5 
9.Nc3 c6 10.Re1 d5 11.Ne5 Nbd7 12.e3 Qxd1 13.Rexd1 Bd6 14.Nd3 Re8 15.c5 
Bc7 16.b4 e5 17.dxe5 Nxe5 18.Ne2 Nxd3 19.Rxd3 Kf7 20.Nd4 Bd7 21.a4 Be5 22.
Rb1 a6 23.Bh3 g6 24.Bf1 Re7 25.Nb3 Bc7 26.Nd4 Be5 27.Nf3 Bxb2 28.Rxb2 Ne4 
29.Nd4 Ng5 30.Ra3 Ne6 31.Nb3 Nc7 32.Na5 Rb8 33.f3 Kf6 34.Kf2 Kf7 35.h4 Kf6
36.f4 h6 37.Nb3 Ra8 38.Nc1 Ne6 39.Nd3 Be8 40.Be2 h5 41.Rc3 Nc7 42.Ne5 Rb8 
43.Nf3 Ra8 44.Nd4 Ne6 45.Rcc2 Nxd4 46.exd4 Bd7 47.Bd3 Be8 48.Re2 Rxe2+ 49.
Rxe2 Bd7 50.Re5 Be8 51.Ke3 Bd7 52.Kd2 Kf7 53.Bc2 Re8 54.Bb3 Be6 55.b5 axb5
56.axb5 Ra8 57.Re1 Ke7 58.Kc3 Kd7 59.Kb4 Bf7 60.Ba4 Be8 61.Re3 Bf7 62.Bc2 
Kd8 63.Re1 Kd7 64.Rb1 Kc7 65.Bd3 Be6 66.bxc6 bxc6 67.Kc3 Ra3+ 68.Kd2 Ra2+ 
69.Bc2 Bc8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Simagin, Vladimir"]
[Black "Antoshin, Vladimir"]
[Result "0-1"]
[ECO "A30"]
[EventDate "1956.01.10"]
[PlyCount "116"]

1.c4 c5 2.Nc3 e6 3.Nf3 Nf6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 cxd4 8.Qxd4 
Nc6 9.Qf4 O-O 10.b3 a6 11.Bb2 Rb8 12.e4 b5 13.e5 Ne8 14.cxb5 axb5 15.Rad1 
b4 16.Ne4 f5 17.exf6 Nxf6 18.Nxf6+ Bxf6 19.Bxf6 Rxf6 20.Qd6 Ba6 21.Rfe1 
Qb6 22.Re3 Rbf8 23.Rd2 e5 24.Qd5+ Kh8 25.Ng5 h6 26.Nf3 d6 27.Qe4 Ne7 28.
Qc2 Bb7 29.Nh4 g5 30.Bxb7 Qxb7 31.Ng2 Nf5 32.Qe4 Qa7 33.Rf3 Nd4 34.Rxf6 
Rxf6 35.Ne1 Qc5 36.Rd1 Nxb3 37.Nd3 Qc2 38.Re1 Nd4 39.Kg2 Qxa2 40.h4 gxh4 
41.Qxh4 Qd5+ 42.Kf1 Qf7 43.Rc1 b3 44.Qe4 Qg6 45.Qa8+ Kg7 46.Nf4 exf4 47.
Qa7+ Rf7 48.Qxd4+ Qf6 49.Qb4 fxg3 50.Qg4+ Qg6 51.Qd4+ Kh7 52.f4 Qf5 53.Kg2
Re7 54.Kxg3 b2 55.Rg1 Rg7+ 56.Kh4 Rb7 57.Qc4 d5 58.Qc6 Qxf4+ 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Spassky, Boris"]
[Black "Ragozin, Viacheslav"]
[Result "1-0"]
[ECO "E81"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c6 7.Qd2 a6 8.Bd3 e5 9.
d5 Nbd7 10.Nge2 Nc5 11.Bc2 h6 12.Be3 cxd5 13.cxd5 Kh7 14.b4 Ncd7 15.O-O 
Nb6 16.Bb3 Bd7 17.Rfc1 Rc8 18.Qd3 Nh5 19.a4 f5 20.exf5 Bxf5 21.Ne4 Nf4 22.
Qd2 Bxe4 23.fxe4 Nd7 24.Rxc8 Qxc8 25.Rc1 Nxe2+ 26.Qxe2 Qd8 27.a5 Rf7 28.
Ba4 Nf6 29.Bb6 Qf8 30.g4 Ng8 31.Be3 Bf6 32.Rf1 Bg5 33.Bxg5 hxg5 34.Bd7 Rf4
35.Be6 Qd8 36.Rc1 Ne7 37.Qe3 Kg7 38.Kg2 Kf6 39.Rc2 Qb8 40.Qb6 Rxe4 41.Rc8 
Qxc8 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "2"]
[White "Taimanov, Mark"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[ECO "D42"]
[EventDate "1956.01.10"]
[PlyCount "50"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 d5 4.cxd5 Nxd5 5.e3 e6 6.d4 Be7 7.Bd3 Nc6 8.O-O 
O-O 9.Re1 Nf6 10.a3 a5 11.h3 Qd7 12.Na4 Rb8 13.Nxc5 Bxc5 14.dxc5 Rd8 15.
Be2 Qxd1 16.Rxd1 Rxd1+ 17.Bxd1 Nd7 18.Bd2 Nxc5 19.Rc1 Ne4 20.Be1 Bd7 21.
Ba4 Be8 22.Bxc6 bxc6 23.Ne5 Rxb2 24.f3 Nd2 25.Nxc6 Rb1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Antoshin, Vladimir"]
[Black "Boleslavsky, Isaak"]
[Result "1/2-1/2"]
[ECO "E77"]
[EventDate "1956.01.10"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 c5 6.d5 O-O 7.Nf3 e6 8.Be2 exd5 9.
exd5 Bf5 10.O-O Re8 11.Nh4 Ne4 12.Nxf5 gxf5 13.Nxe4 fxe4 14.Be3 Bxb2 15.
Rb1 Qf6 16.Qb3 Bd4 17.Bxd4 Qxd4+ 18.Kh1 b6 19.f5 Qf6 20.Qh3 Nd7 21.Rf4 h6 
22.Rh4 Kh7 23.Bh5 Ne5 24.Rxe4 Re7 25.Rf1 Rae8 26.Bd1 Nd7 27.Rxe7 Rxe7 28.
Bc2 Kg8 29.Qg3+ Kh8 30.Bd3 Ne5 31.Be2 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Averbakh, Yury"]
[Black "Byvshev, Vassily"]
[Result "1-0"]
[ECO "A16"]
[EventDate "1956.01.10"]
[PlyCount "65"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.e4 e5 6.Nge2 Nc6 7.O-O Re8 8.d3 d6 
9.h3 Nd4 10.Nxd4 exd4 11.Ne2 Nd7 12.b3 Nf8 13.Rb1 a5 14.a3 Bd7 15.Bb2 Ne6 
16.f4 c5 17.Bc1 Ra7 18.f5 Nc7 19.a4 Qe7 20.Rb2 Be5 21.Nf4 b6 22.Rbf2 Bc8 
23.h4 Bd7 24.Bh3 Raa8 25.Kg2 Kh8 26.fxg6 fxg6 27.Bxd7 Qxd7 28.Nh3 Ne6 29.
Ng5 Nxg5 30.Bxg5 Kg8 31.Qf3 Ra7 32.Bh6 Bg7 33.Qf8+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Korchnoi, Viktor"]
[Black "Borisenko, Grigory"]
[Result "1/2-1/2"]
[ECO "D50"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.c4 e6 2.Nc3 d5 3.d4 Nf6 4.Bg5 Bb4 5.e3 c5 6.dxc5 h6 7.Bh4 dxc4 8.Bxc4 
Qxd1+ 9.Rxd1 Nbd7 10.Ne2 a6 11.O-O Bxc5 12.Nd4 b5 13.Be2 Bb7 14.Nb3 Bb6 
15.Bg3 e5 16.a4 b4 17.Na2 a5 18.Nd2 Ke7 19.Nc4 Bc7 20.Nc1 Ne4 21.Bg4 Nec5 
22.Nd3 f6 23.f4 e4 24.Nf2 h5 25.Bxd7 Nxd7 26.f5 Bxg3 27.hxg3 Bc6 28.Rd6 
Bxa4 29.Re6+ Kd8 30.Nxe4 Re8 31.Ra1 Rxe6 32.fxe6 Bc6 33.Rd1 Ke7 34.exd7 
Bxe4 35.Nxa5 Rd8 36.Rd4 Ba8 37.Nc4 Bc6 38.Nb6 b3 39.g4 hxg4 40.Rxg4 f5 41.
Rd4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Lisitsyn, Grigory"]
[Black "Khasin, Abram"]
[Result "1/2-1/2"]
[ECO "B08"]
[EventDate "1956.01.10"]
[PlyCount "48"]

1.Nf3 g6 2.e4 d6 3.Bc4 Bg7 4.d4 Nf6 5.Nc3 O-O 6.O-O Bg4 7.h3 Bxf3 8.Qxf3 
Nc6 9.Be3 Nd7 10.Qd1 e5 11.dxe5 Ndxe5 12.Bb3 Na5 13.Qe2 Re8 14.Rfe1 a6 15.
Rad1 Nxb3 16.axb3 Nc6 17.f3 Rc8 18.Nd5 Qh4 19.c3 Ne7 20.Bf2 Qh5 21.Ne3 Qe5
22.b4 Qe6 23.Qc4 Nc6 24.Qxe6 fxe6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Polugaevsky, Lev"]
[Black "Taimanov, Mark"]
[Result "0-1"]
[ECO "D45"]
[EventDate "1956.01.10"]
[PlyCount "113"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 Nbd7 5.Nc3 c6 6.Qc2 Bd6 7.e4 dxe4 8.Nxe4 
Nxe4 9.Qxe4 e5 10.Bd3 f5 11.Qe2 e4 12.Ng5 Bb4+ 13.Kf1 Nf6 14.c5 h6 15.Nh3 
g5 16.Bc4 Qe7 17.a3 Ba5 18.b4 Bc7 19.Bb2 Nd5 20.Qh5+ Qf7 21.Qxf7+ Kxf7 22.
Ng1 Be6 23.Rc1 Rhd8 24.h4 g4 25.g3 Nf6 26.Ne2 Bxc4 27.Rxc4 Nd5 28.Bc1 h5 
29.Kg2 Ke6 30.Bg5 Rf8 31.Rb1 a6 32.a4 f4 33.gxf4 Bxf4 34.Bxf4 Nxf4+ 35.
Nxf4+ Rxf4 36.Rc2 Rg8 37.b5 axb5 38.axb5 g3 39.fxg3 Rf3 40.bxc6 bxc6 41.
Kh2 Rgxg3 42.Rg2 Rxg2+ 43.Kxg2 Kd5 44.Rb8 Kxd4 45.Re8 Rf5 46.Kg3 Ke3 47.
Ra8 Rxc5 48.Ra3+ Kd4 49.Kf4 Rc1 50.Ra4+ Kd5 51.Ra8 Rg1 52.Rd8+ Kc4 53.Kxe4
Rg4+ 54.Ke5 Rxh4 55.Rd1 c5 56.Rc1+ Kb5 57.Kd5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Ragozin, Viacheslav"]
[Black "Bannik, Anatoly"]
[Result "0-1"]
[ECO "D53"]
[EventDate "1956.01.10"]
[PlyCount "87"]

1.c4 Nf6 2.Nc3 e6 3.d4 d5 4.Bg5 Be7 5.e3 h6 6.Bh4 Ne4 7.Bxe7 Qxe7 8.Nge2 
Nxc3 9.Nxc3 dxc4 10.Bxc4 O-O 11.Qh5 Nd7 12.O-O Nf6 13.Qe5 Bd7 14.Rfd1 Rfd8
15.d5 Rac8 16.Bb3 Kf8 17.dxe6 Bxe6 18.Bxe6 fxe6 19.Nb5 Rxd1+ 20.Rxd1 a6 
21.Nd4 Kf7 22.h3 Qd6 23.Qxd6 cxd6 24.Nb3 Ke7 25.Rc1 Rxc1+ 26.Nxc1 e5 27.
Kf1 Ke6 28.Ke2 Kd5 29.Nb3 b6 30.f3 Nd7 31.h4 Nc5 32.Kd2 Nxb3+ 33.axb3 e4 
34.Kc3 h5 35.b4 exf3 36.gxf3 g5 37.Kd3 gxh4 38.Ke2 Ke5 39.Kf2 d5 40.Kg2 d4
41.exd4+ Kxd4 42.Kh3 Ke3 43.Kxh4 Kxf3 44.Kxh5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Tal, Mikhail"]
[Black "Simagin, Vladimir"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1956.01.10"]
[PlyCount "89"]

1.e4 c6 2.d4 d6 3.Nc3 Nf6 4.f4 Qb6 5.Nf3 Bg4 6.Be2 Nbd7 7.e5 Nd5 8.O-O 
Nxc3 9.bxc3 e6 10.Ng5 Bxe2 11.Qxe2 h6 12.Nxf7 Kxf7 13.f5 dxe5 14.fxe6+ 
Kxe6 15.Rb1 Qxb1 16.Qc4+ Kd6 17.Ba3+ Kc7 18.Rxb1 Bxa3 19.Qb3 Be7 20.Qxb7+ 
Kd6 21.dxe5+ Nxe5 22.Rd1+ Ke6 23.Qb3+ Kf5 24.Rf1+ Ke4 25.Re1+ Kf5 26.g4+ 
Kf6 27.Rf1+ Kg6 28.Qe6+ Kh7 29.Qxe5 Rhe8 30.Rf7 Bf8 31.Qf5+ Kg8 32.Kf2 
Bc5+ 33.Kg3 Re3+ 34.Kh4 Rae8 35.Rxg7+ Kxg7 36.Qxc5 R8e6 37.Qxa7+ Kg6 38.
Qa8 Kf6 39.a4 Ke5 40.a5 Kd5 41.Qd8+ Ke4 42.a6 Kf3 43.a7 Re2 44.Qd3+ R2e3 
45.Qxe3+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Tolush, Alexander"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "D33"]
[EventDate "1956.01.10"]
[PlyCount "60"]

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 c4 6.g3 Nc6 7.e4 dxe4 8.Ng5 
Qxd4 9.Bf4 h6 10.Ngxe4 Qxd1+ 11.Rxd1 Be6 12.Nb5 Bb4+ 13.Nec3 Rd8 14.Nc7+ 
Ke7 15.Nxe6 Rxd1+ 16.Kxd1 fxe6 17.Bxc4 Bxc3 18.bxc3 Nf6 19.Re1 Rd8+ 20.Kc2
Nd5 21.Bc1 Na5 22.Bf1 Rc8 23.Rxe6+ Kf7 24.Re5 Nc6 25.Re4 Ncb4+ 26.Kb2 Nxa2
27.c4 Nac3 28.Re1 Na4+ 29.Ka3 Ndb6 30.Be3 Nc5 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "3"]
[White "Zurakhov, Vladen"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "B96"]
[EventDate "1956.01.10"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qf3 
Qc7 9.O-O-O b5 10.a3 Rb8 11.f5 e5 12.Nb3 b4 13.axb4 Rxb4 14.Bd3 Bb7 15.
Bxf6 Nxf6 16.g4 d5 17.exd5 Rxg4 18.Ne4 Rf4 19.Nxf6+ gxf6 20.Qg2 h5 21.Rhf1
Rg4 22.Qe2 Bxd5 23.Bxa6 Bh6+ 24.Kb1 Bxb3 25.Qb5+ Kf8 26.Qxb3 Kg7 27.Qb7 
Qc5 28.Rd7 Rf8 29.Rc7 Qa5 30.Bc4 Rxc4 31.Rxc4 Ra8 32.Rg1+ Bg5 33.c3 Qa2+ 
34.Kc2 Rd8 35.Rxg5+ fxg5 36.Qe7 Qxc4 37.Qxg5+ Kh7 38.Qxh5+ Kg7 39.Qg5+ Kh7
40.Qxd8 Qa4+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Bannik, Anatoly"]
[Black "Zurakhov, Vladen"]
[Result "1/2-1/2"]
[ECO "A21"]
[EventDate "1956.01.10"]
[PlyCount "61"]

1.c4 e5 2.Nc3 f5 3.g3 Nf6 4.Bg2 g6 5.e3 Bg7 6.Nge2 O-O 7.d4 e4 8.f3 exf3 
9.Bxf3 Na6 10.O-O c6 11.Bd2 d6 12.Nf4 Qe7 13.a3 Nc7 14.Qc2 Re8 15.Rae1 Ne4
16.Nxe4 fxe4 17.Bg2 Bf5 18.h3 Rad8 19.Ba5 b6 20.Bc3 d5 21.cxd5 Nxd5 22.
Nxd5 cxd5 23.Bb4 Qd7 24.g4 Be6 25.Qf2 a5 26.Bd2 Qf7 27.Qxf7+ Bxf7 28.Rc1 
Rc8 29.Rxc8 Rxc8 30.Rc1 Rxc1+ 31.Bxc1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Boleslavsky, Isaak"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "A60"]
[EventDate "1956.01.10"]
[PlyCount "61"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 g6 6.Nc3 Bg7 7.Nd2 O-O 8.Nc4 b6
9.e3 d6 10.Be2 Ba6 11.a4 Bxc4 12.Bxc4 Nbd7 13.O-O Re8 14.Qc2 Qe7 15.Rb1 
Ng4 16.h3 Nge5 17.Be2 c4 18.b4 cxb3 19.Qxb3 Nc5 20.Qa3 Rac8 21.Bd2 f5 22.
Rfd1 Rf8 23.Nb5 Ne4 24.Rbc1 Bh6 25.Rxc8 Rxc8 26.Qb3 f4 27.exf4 Qh4 28.Qe3 
Nxd2 29.Qxd2 Bxf4 30.Qb2 Rf8 31.Rf1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Borisenko, Grigory"]
[Black "Polugaevsky, Lev"]
[Result "1-0"]
[ECO "A61"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Nd2 Bg7 8.Nc4 O-O
9.Bf4 Ne8 10.Qd2 b6 11.e3 Ba6 12.a4 Bxc4 13.Bxc4 a6 14.O-O Qe7 15.Rab1 Nd7
16.Rfc1 f5 17.b4 Ne5 18.Bf1 g5 19.Bg3 Ng6 20.f4 Nf6 21.bxc5 bxc5 22.Re1 
Nh5 23.Bf2 Bh6 24.g3 Nf6 25.Rb6 a5 26.Reb1 Ne4 27.Nxe4 fxe4 28.Bh3 Bg7 29.
Rb7 Qf6 30.Be6+ Kh8 31.Qc2 gxf4 32.exf4 Nxf4 33.gxf4 Qxf4 34.Bg3 Qe3+ 35.
Kh1 Rad8 36.Re1 Qd3 37.Qe2 c4 38.Qxe4 Rf1+ 39.Kg2 Rxe1 40.Qxd3 cxd3 41.
Bxe1 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Byvshev, Vassily"]
[Black "Ragozin, Viacheslav"]
[Result "1/2-1/2"]
[ECO "C88"]
[EventDate "1956.01.10"]
[PlyCount "76"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Bg4 
9.h3 Bh5 10.d3 Na5 11.Bc2 c6 12.Nbd2 Nb7 13.Nf1 Qc7 14.Ng3 g6 15.Bh6 Nc5 
16.d4 Ncd7 17.Nf1 Bxf3 18.Qxf3 Bf8 19.Qe3 Bxh6 20.Qxh6 Qb6 21.Rad1 O-O-O 
22.a4 Rhg8 23.Qd2 Rge8 24.Ra1 Kb7 25.Ra3 exd4 26.axb5 axb5 27.cxd4 d5 28.
e5 Ne4 29.Qb4 Nxe5 30.Bxe4 Nc4 31.Bf3 Rxe1 32.Qxe1 Nxa3 33.bxa3 Ra8 34.
Qe7+ Qc7 35.Qc5 Qb6 36.Qe7+ Qc7 37.Qc5 Qb6 38.Qe7+ Qc7 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Khasin, Abram"]
[Black "Simagin, Vladimir"]
[Result "1-0"]
[ECO "A92"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.c4 f5 2.Nc3 Nf6 3.g3 e6 4.Bg2 Be7 5.d4 O-O 6.Nf3 Ne4 7.Qc2 Nxc3 8.Qxc3 
Bf6 9.O-O d6 10.Be3 Nc6 11.Rad1 Qe7 12.b4 Nd8 13.Qb3 Nf7 14.c5 g5 15.Ne1 
Kh8 16.f4 gxf4 17.gxf4 Rg8 18.Kh1 Nh6 19.cxd6 cxd6 20.Rc1 Ng4 21.Bg1 Qg7 
22.e3 Bd8 23.Rc2 Bd7 24.Bxb7 Rb8 25.Bf3 Bb5 26.Nd3 Bh4 27.Rg2 Qd7 28.d5 e5
29.fxe5 Nxe5 30.Nxe5 dxe5 31.Rc1 Rxg2 32.Bxg2 Rg8 33.e4 f4 34.Qf3 Qg7 35.
Bc5 Bd7 36.Bh3 Bg3 37.Bxd7 Qxd7 38.Qh5 f3 39.hxg3 Rg5 40.Qh6 Rxg3 41.Qf8+ 
Rg8 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Kholmov, Ratmir"]
[Black "Antoshin, Vladimir"]
[Result "1-0"]
[ECO "D41"]
[EventDate "1956.01.10"]
[PlyCount "119"]

1.c4 c5 2.Nc3 e6 3.Nf3 Nf6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Be7 7.O-O Nc6 8.d4 
O-O 9.Nxd5 exd5 10.dxc5 Bxc5 11.Ng5 Bd4 12.Qd3 g6 13.Qb3 Bf6 14.Qxd5 Nd4 
15.Qxd8 Nxe2+ 16.Kh1 Rxd8 17.Ne4 Be7 18.Be3 Nd4 19.Rad1 Nf5 20.Rxd8+ Bxd8 
21.Rd1 Be6 22.Bxa7 Bxa2 23.Nc3 Rxa7 24.Rxd8+ Kg7 25.Rb8 Bc4 26.Bxb7 Ra1+ 
27.Kg2 Bf1+ 28.Kf3 Re1 29.Rd8 h5 30.h4 Nh6 31.Bc8 f6 32.Rd7+ Nf7 33.g4 Kf8
34.Rc7 Ne5+ 35.Kg3 hxg4 36.Bxg4 Ba6 37.Bd1 Ke8 38.f4 Nd3 39.Be2 f5 40.Kh2 
Kf8 41.b3 Nb4 42.Bf3 Re3 43.Kg3 Ke8 44.Kf2 Rd3 45.Ne2 Rd2 46.Rc3 Nc2 47.
Rc6 Bb5 48.Rc5 Nd4 49.Rxb5 Nxb5 50.Bc6+ Kf7 51.Bxb5 Kg7 52.Bc4 Kh6 53.Ke3 
Rb2 54.Nd4 Kh5 55.Bf7 Kh6 56.Nf3 Kh5 57.Ne5 Kxh4 58.Nxg6+ Kg3 59.Ne7 Kg4 
60.Be6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Lisitsyn, Grigory"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[ECO "A04"]
[EventDate "1956.01.10"]
[PlyCount "59"]

1.Nf3 f5 2.e4 fxe4 3.Ng5 Nf6 4.d3 d5 5.dxe4 h6 6.Nf3 dxe4 7.Qxd8+ Kxd8 8.
Ne5 Be6 9.Ng6 Rg8 10.Nc3 Nbd7 11.Be3 c6 12.O-O-O Ke8 13.Be2 Bf7 14.Nxf8 
Rxf8 15.Rd4 Bd5 16.g4 Ne5 17.g5 hxg5 18.Bxg5 e6 19.Rg1 Nf3 20.Bxf3 exf3 
21.Bxf6 gxf6 22.Nxd5 cxd5 23.Rh4 Ke7 24.Rg7+ Rf7 25.Rg3 e5 26.Rxf3 Rg8 27.
Rg3 Rgg7 28.Ra4 a6 29.Rb4 Kf8 30.Kd2 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Spassky, Boris"]
[Black "Tolush, Alexander"]
[Result "1/2-1/2"]
[ECO "C64"]
[EventDate "1956.01.10"]
[PlyCount "36"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nd4 5.Nxd4 Bxd4 6.c3 Bb6 7.d4 c6 8.Ba4 
d6 9.Be3 Nf6 10.dxe5 dxe5 11.Qxd8+ Bxd8 12.f3 Nd7 13.Nd2 Bb6 14.Bxb6 Nxb6 
15.Bb3 Ke7 16.Nc4 Nxc4 17.Bxc4 Rd8 18.Rfd1 Be6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "4"]
[White "Taimanov, Mark"]
[Black "Averbakh, Yury"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1956.01.10"]
[PlyCount "46"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nh3 d6 6.Nf4 Nf6 7.O-O O-O 8.a3 Ne8 
9.Rb1 Ne5 10.d3 Rb8 11.Qc2 b6 12.b4 Bb7 13.Ne4 Bc6 14.Bb2 Nc7 15.d4 cxd4 
16.Bxd4 Qc8 17.Rfd1 Rd8 18.Bb2 Ne6 19.Bxe5 Bxe5 20.Nxe6 Qxe6 21.Nf6+ Qxf6 
22.Bxc6 Rdc8 23.b5 Bd4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Antoshin, Vladimir"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "E07"]
[EventDate "1956.01.10"]
[PlyCount "28"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 Be7 5.Bg2 O-O 6.O-O c6 7.Nc3 Nbd7 8.Qb3 b6 
9.Rd1 Ba6 10.cxd5 cxd5 11.Nb5 Ne4 12.Bf4 Ndc5 13.dxc5 Nxc5 14.Qb4 Nd3 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Averbakh, Yury"]
[Black "Borisenko, Grigory"]
[Result "1-0"]
[ECO "E62"]
[EventDate "1956.01.10"]
[PlyCount "147"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.d4 d6 6.Nf3 Nc6 7.O-O e5 8.d5 Ne7 
9.e4 c5 10.Ne1 Nd7 11.Nd3 f5 12.f3 Kh8 13.Be3 Ng8 14.Qd2 Ndf6 15.Rae1 fxe4
16.Nxe4 Nxe4 17.fxe4 Bd7 18.Rb1 a5 19.b3 Qc7 20.Nf2 Nf6 21.a3 b6 22.Rfc1 
Ng4 23.Nxg4 Bxg4 24.b4 axb4 25.axb4 Ra3 26.Rb2 Rfa8 27.bxc5 bxc5 28.Rcb1 
Ra1 29.h3 Bc8 30.Rxa1 Rxa1+ 31.Kh2 Ra7 32.h4 Rb7 33.Rxb7 Qxb7 34.Qa5 Qd7 
35.Bg5 Kg8 36.Qb6 Kf7 37.Qc6 Bf6 38.Bh6 Ke8 39.Bd2 h5 40.Bh3 Qxc6 41.dxc6 
Bg4 42.Ba5 Bg7 43.Bf1 Bh6 44.Bd3 Bc1 45.Bc2 Ba3 46.Ba4 Bb4 47.Bb6 Ke7 48.
Bb5 Bc8 49.Kg1 Be1 50.Kg2 Ke8 51.Bc7 Ke7 52.Kh2 Bf2 53.Ba5 Be3 54.Kg2 Bc1 
55.c7 Be3 56.Kf3 Bc1 57.Ke2 Bb2 58.Bd2 Bd4 59.Be1 Bg4+ 60.Kd3 Bc8 61.Kc2 
d5 62.cxd5 Kd6 63.Ba5 Bf2 64.Be8 Bxg3 65.Bxg6 Bxh4 66.Bf7 Bf2 67.Be6 Ba6 
68.c8=Q Bxc8 69.Bxc8 h4 70.Kd3 Bg3 71.Kc4 Bf2 72.Bh3 Bg3 73.Bd8 Bf2 74.Bg5
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Korchnoi, Viktor"]
[Black "Khasin, Abram"]
[Result "1/2-1/2"]
[ECO "C02"]
[EventDate "1956.01.10"]
[PlyCount "86"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 c4 7.Be2 Bd7 8.O-O Nge7 9.
Nbd2 Na5 10.Rb1 Ng6 11.g3 Be7 12.h4 O-O-O 13.h5 Nf8 14.h6 gxh6 15.Kg2 Ng6 
16.Rh1 Rdg8 17.Nf1 Bxa3 18.b4 Bxc1 19.Qxc1 Nc6 20.Qxh6 Nce7 21.Ne3 Nf5 22.
Nxf5 exf5 23.Ng5 Nxe5 24.Qxb6 axb6 25.Nxh7 Ng4 26.Bxg4 fxg4 27.Nf6 Bf5 28.
Rxh8 Rxh8 29.Re1 Be6 30.Re5 Rd8 31.Rg5 Kc7 32.Nxg4 Ra8 33.Nf6 Kd6 34.Re5 
Ra3 35.Re3 Bf5 36.Ne8+ Kd7 37.Nf6+ Kd6 38.Ne8+ Kd7 39.Nf6+ Kd6 40.Nxd5 
Kxd5 41.Re5+ Kd6 42.Rxf5 Rxc3 43.Rf6+ Ke7 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Polugaevsky, Lev"]
[Black "Lisitsyn, Grigory"]
[Result "1-0"]
[ECO "A60"]
[EventDate "1956.01.10"]
[PlyCount "109"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.d5 exd5 5.cxd5 b5 6.Bg2 d6 7.a4 b4 8.Nd2 Ba6 9.
Qc2 g6 10.Nc4 Bg7 11.Nf3 O-O 12.O-O Re8 13.Re1 Bxc4 14.Qxc4 Nbd7 15.e4 Nb6
16.Qc2 b3 17.Qxb3 Nxe4 18.Bf4 Rb8 19.Qc2 f5 20.h4 Nd7 21.Rab1 Qa5 22.h5 
Nf8 23.Re2 Qa6 24.Nh4 Rb4 25.b3 c4 26.Bxe4 cxb3 27.Qd3 Qxa4 28.Bf3 Rxe2 
29.Bxe2 b2 30.Bxd6 Rd4 31.Qa3 Qc2 32.Qxb2 Qxb2 33.Rxb2 Rxh4 34.Ra2 Re4 35.
Kf1 Bd4 36.Bb8 Re7 37.Bc4 Rb7 38.Bf4 Rb4 39.Rc2 Kf7 40.d6+ Kf6 41.Bh6 Nd7 
42.f4 Nc5 43.Bg5+ Kg7 44.h6+ Kf8 45.Bd5 Rb8 46.d7 Nxd7 47.Rc7 Rb1+ 48.Kg2 
Rb2+ 49.Kh3 Nf6 50.Bxf6 Bxf6 51.Rf7+ Ke8 52.Rxf6 Rb1 53.Rxg6 Rd1 54.Rg8+ 
Ke7 55.Rg7+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Ragozin, Viacheslav"]
[Black "Taimanov, Mark"]
[Result "1-0"]
[ECO "A29"]
[EventDate "1956.01.10"]
[PlyCount "95"]

1.c4 Nf6 2.g3 d5 3.Bg2 e5 4.cxd5 Nxd5 5.Nc3 Be6 6.Nf3 Nc6 7.O-O Nb6 8.a3 
Be7 9.b4 O-O 10.d3 f6 11.Be3 Qd7 12.Ne4 Nd5 13.Rc1 Rfd8 14.Bc5 b6 15.Bxe7 
Ndxe7 16.Qc2 Rac8 17.Rfd1 a5 18.b5 Nd4 19.Nxd4 exd4 20.Qb2 Qe8 21.a4 Bd5 
22.Rd2 h6 23.Rdc2 f5 24.Nd2 Bxg2 25.Kxg2 Nd5 26.Nf3 f4 27.Nxd4 Qg6 28.Rc6 
Qg4 29.Ne6 fxg3 30.hxg3 Re8 31.R1c4 Qg6 32.Nxc7 Qh5 33.Nxe8 Rxe8 34.Rc8 
Nf4+ 35.Rxf4 Rxc8 36.Qb3+ Kh8 37.Qe6 Re8 38.Qxb6 Qxe2 39.Qc6 Rd8 40.d4 Qb2
41.d5 Qe5 42.Qe6 Qc7 43.Rf7 Qc4 44.Qe5 Rg8 45.Rf4 Qc5 46.Rf7 Qc4 47.b6 
Qxa4 48.b7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Simagin, Vladimir"]
[Black "Boleslavsky, Isaak"]
[Result "1/2-1/2"]
[ECO "B30"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.b3 Nf6 4.e5 Nd5 5.Bb2 d6 6.Bb5 Nc7 7.Bxc6+ bxc6 8.exd6
exd6 9.O-O Ne6 10.d4 Be7 11.Nc3 O-O 12.d5 cxd5 13.Nxd5 Bb7 14.Re1 Re8 15.
Qd2 Bf8 16.c4 Nc7 17.Rxe8 Nxe8 18.Ng5 h6 19.Ne4 Qd7 20.Re1 Rd8 21.Re3 f5 
22.Nec3 Nc7 23.Nxc7 Qxc7 24.Nd5 Qf7 25.Rd3 Re8 26.Kf1 Bc6 27.Bc3 Kh7 28.h3
Kg8 29.Qd1 Re4 30.Bd2 Re8 31.Bf4 Re4 32.f3 Re6 33.a3 g5 34.Bg3 f4 35.Bf2 
Qf5 36.b4 cxb4 37.axb4 a6 38.Nc7 Re7 39.Nxa6 d5 40.Qc2 dxc4 41.Qxc4+ 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Tal, Mikhail"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "C97"]
[EventDate "1956.01.10"]
[PlyCount "72"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 O-O 8.c3 d6 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Bd7 13.Nf1 Rfe8 14.Ne3 Bf8 15.dxe5 
dxe5 16.Nh2 Rad8 17.Qf3 Be6 18.Nhg4 Nxg4 19.hxg4 c4 20.Nd5 Qc8 21.g5 Nb7 
22.b4 cxb3 23.axb3 Nc5 24.c4 bxc4 25.bxc4 Nd7 26.Qe2 Qb7 27.Ba3 Rb8 28.
Bxf8 Nxf8 29.Qd2 Rec8 30.Reb1 Qa7 31.Rxb8 Rxb8 32.Qc3 Rc8 33.Qxe5 Rxc4 34.
Bd3 Bxd5 35.exd5 Qd4 36.Qxd4 Rxd4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Tolush, Alexander"]
[Black "Bannik, Anatoly"]
[Result "0-1"]
[ECO "C86"]
[EventDate "1956.01.10"]
[PlyCount "136"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 Be7 6.O-O b5 7.Bb3 d6 8.c3 O-O 
9.d3 Na5 10.Bc2 c5 11.h3 Nc6 12.Rd1 Qc7 13.Nbd2 Be6 14.Nf1 Rac8 15.Ng5 Bd7
16.Ng3 g6 17.f4 exf4 18.Bxf4 Ne8 19.Rf1 Ng7 20.Bb3 Ne6 21.Nxe6 fxe6 22.Bh6
Rxf1+ 23.Rxf1 Bf8 24.Bxf8 Rxf8 25.Rxf8+ Kxf8 26.Qf3+ Kg7 27.Qg4 Qd8 28.Qf4
Qe7 29.Ne2 Ne5 30.d4 Nd3 31.Qd2 c4 32.Bd1 e5 33.Bc2 Nxb2 34.Qe3 Be8 35.Kf1
Bf7 36.d5 Qh4 37.Ng1 Qf4+ 38.Ke2 g5 39.Nf3 h6 40.Qb6 Nd3 41.Bxd3 cxd3+ 42.
Kxd3 Bxd5 43.Nd2 Bxa2 44.Qxd6 Bc4+ 45.Nxc4 bxc4+ 46.Kxc4 Qxe4+ 47.Kb3 Qb7+
48.Ka3 e4 49.c4 e3 50.Qe5+ Kf7 51.Qf5+ Ke8 52.Qg6+ Qf7 53.Qxa6 Qe7+ 54.Ka4
e2 55.Qa8+ Kf7 56.Qd5+ Qe6 57.Qb7+ Kg6 58.Qb1+ Kh5 59.g4+ Kh4 60.Qe1+ Kxh3
61.Qh1+ Kxg4 62.Qg2+ Kh5 63.Qh1+ Kg6 64.Qb1+ Kf6 65.Qb2+ Kf5 66.Qb1+ Qe4 
67.Qb5+ Kg4 68.Qd7+ Kh4 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "5"]
[White "Zurakhov, Vladen"]
[Black "Byvshev, Vassily"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1956.01.10"]
[PlyCount "67"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.Qd2 Qa5 6.f3 Bg7 7.O-O-O h6 8.Be3 
Nbd7 9.Kb1 b5 10.Nd5 Qxd2 11.Nxf6+ Nxf6 12.Rxd2 O-O 13.Ne2 a5 14.Nc1 Ba6 
15.Be2 Nd7 16.c3 Nb6 17.Bd3 Nc4 18.Bxc4 bxc4 19.Ne2 Kh7 20.Kc1 Rab8 21.Kb1
Rb5 22.Ka1 Bc8 23.Re1 Bd7 24.Ng3 Bc8 25.Bf2 h5 26.Nf1 Ba6 27.Be3 Re8 28.
Bf2 Bf6 29.Be3 d5 30.e5 Bg7 31.Bg5 Bc8 32.Ng3 Bb7 33.h4 Rg8 34.Rde2 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Bannik, Anatoly"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "D41"]
[EventDate "1956.01.10"]
[PlyCount "78"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 c5 5.cxd5 Nxd5 6.e3 Be7 7.Bd3 Nxc3 8.bxc3 
Nd7 9.O-O O-O 10.Nd2 b6 11.a4 Bb7 12.Be4 Bxe4 13.Nxe4 Rc8 14.Ba3 cxd4 15.
cxd4 Bxa3 16.Rxa3 Qe7 17.Rb3 f5 18.Nc3 Rc4 19.a5 Rfc8 20.axb6 Nxb6 21.Qa1 
f4 22.exf4 Rxd4 23.Ra3 Rxf4 24.Rxa7 Qf6 25.Ne2 Qxa1 26.Rfxa1 Re4 27.Ng3 
Rec4 28.h3 Rc1+ 29.Rxc1 Rxc1+ 30.Kh2 Nd5 31.Ne4 h6 32.Kg3 Rc4 33.Kf3 Rc7 
34.Rxc7 Nxc7 35.Kf4 Kf7 36.Ke5 Na6 37.Kd6 Nb4 38.Nc5 Kf6 39.f3 Nc2 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Borisenko, Grigory"]
[Black "Ragozin, Viacheslav"]
[Result "1-0"]
[ECO "A40"]
[EventDate "1956.01.10"]
[PlyCount "79"]

1.d4 e6 2.c4 Bb4+ 3.Nc3 f5 4.Qc2 Nf6 5.e3 b6 6.Bd3 Bb7 7.f3 O-O 8.Bd2 a5 
9.Nge2 Nc6 10.O-O-O Bxc3 11.Qxc3 Nb4 12.Bb1 c5 13.a3 cxd4 14.Qxd4 Nc6 15.
Qd6 Ba6 16.Ba2 Ne8 17.Qg3 Qc8 18.Kb1 Nb4 19.axb4 Bxc4 20.Nc1 f4 21.Qe1 Nd6
22.exf4 Rf5 23.bxa5 Rb5 24.Bc3 Bxa2+ 25.Nxa2 Nc4 26.Qe4 d5 27.Qd4 Qf8 28.
Ka1 Nxa5 29.Kb1 Nc4 30.Rhe1 Na3+ 31.Kc1 Nc4 32.Rxe6 Rc5 33.Rde1 Na5 34.Kd1
Nb3 35.Qb4 Rxa2 36.Re8 Ra1+ 37.Kc2 Rxe1 38.Rxf8+ Kxf8 39.Kxb3 Re6 40.Bd4 
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Byvshev, Vassily"]
[Black "Tolush, Alexander"]
[Result "0-1"]
[ECO "B44"]
[EventDate "1956.01.10"]
[PlyCount "50"]

1.c4 Nf6 2.Nc3 e6 3.e4 c5 4.Nf3 Nc6 5.d4 cxd4 6.Nxd4 Bb4 7.Nxc6 bxc6 8.Bd3
Bxc3+ 9.bxc3 Qa5 10.O-O O-O 11.Re1 d6 12.Bf4 Rd8 13.e5 dxe5 14.Rxe5 Qxc3 
15.Re3 Qa5 16.Be5 Ba6 17.Rc1 Qc5 18.Qe2 Rd7 19.Rg3 Ne8 20.Qe4 f5 21.Qe2 
Rad8 22.Rc3 Rxd3 23.Rgxd3 Rxd3 24.Rxd3 Qxc4 25.Bd4 e5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Khasin, Abram"]
[Black "Boleslavsky, Isaak"]
[Result "0-1"]
[ECO "B88"]
[EventDate "1956.01.10"]
[PlyCount "88"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.O-O Be7 8.Be3 
O-O 9.Qe2 a6 10.Rad1 Qc7 11.Bb3 b5 12.a3 Na5 13.f4 Bb7 14.Bf2 Nxb3 15.cxb3
Rac8 16.Rd3 Qd7 17.Rh3 Rxc3 18.bxc3 Nxe4 19.Be1 f5 20.Rd3 Bf6 21.Qa2 Rc8 
22.Kh1 h6 23.h3 Kh7 24.Kh2 g5 25.fxg5 Bxg5 26.Qe2 Bf6 27.g3 Ba8 28.Qh5 Rg8
29.Bd2 Nxd2 30.Rxd2 Be5 31.Rd3 Rg5 32.Qe2 Qg7 33.Qe1 Qg6 34.Ne2 f4 35.Rdf3
fxg3+ 36.Nxg3 Bxf3 37.Rxf3 Rxg3 38.Rxg3 Qxg3+ 39.Qxg3 Bxg3+ 40.Kxg3 Kg6 
41.Kf4 Kf6 42.Ke4 Kg5 43.c4 bxc4 44.b4 Kf6 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Kholmov, Ratmir"]
[Black "Simagin, Vladimir"]
[Result "1-0"]
[ECO "A49"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.Nf3 d6 2.d4 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.b3 a5 7.a4 d5 8.Bb2 Nc6 9.
Nbd2 Ne4 10.e3 e6 11.c4 f5 12.Ne1 b6 13.Nd3 Ba6 14.Ba3 Rf7 15.Rc1 Qe8 16.
Re1 Rd8 17.cxd5 Bxd3 18.dxc6 e5 19.Nf3 Ba6 20.Qc2 exd4 21.exd4 Qe6 22.Rcd1
h6 23.Ne5 Bxe5 24.dxe5 Rxd1 25.Rxd1 Kh7 26.f3 Nc5 27.Bxc5 bxc5 28.f4 Rg7 
29.Bd5 Qe7 30.h4 Bc8 31.Rc1 c4 32.Qxc4 g5 33.hxg5 hxg5 34.Kg2 Rg6 35.Rh1+ 
Kg7 36.Bg8 Be6 37.Bxe6 Rxe6 38.Rd1 Qe8 39.Rd7+ Kh6 40.fxg5+ Kg6 41.Qh4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Korchnoi, Viktor"]
[Black "Polugaevsky, Lev"]
[Result "1-0"]
[ECO "D31"]
[EventDate "1956.01.10"]
[PlyCount "67"]

1.d4 d5 2.c4 e6 3.Nc3 a6 4.cxd5 exd5 5.Nf3 c6 6.Bg5 Be7 7.h4 Nf6 8.Qc2 O-O
9.e3 Nbd7 10.Bd3 c5 11.Ne5 c4 12.Be2 Bb4 13.Bf3 Nb6 14.Ke2 Be6 15.h5 Be7 
16.Rag1 Ne8 17.Bxe7 Qxe7 18.g4 Qg5 19.Rh2 f6 20.Ng6 hxg6 21.hxg6 f5 22.Qb1
Nd6 23.Rh5 Qxg6 24.gxf5 Qf6 25.Rg6 Bxf5 26.Rxf6 Bd3+ 27.Ke1 Rxf6 28.Qd1 
Raf8 29.Nxd5 R6f7 30.Nf4 Bh7 31.Bg4 Rf6 32.Be6+ Kh8 33.Qg4 Rxf4 34.Rxh7+ 
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Lisitsyn, Grigory"]
[Black "Averbakh, Yury"]
[Result "0-1"]
[ECO "A37"]
[EventDate "1956.01.10"]
[PlyCount "100"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.g3 Bg7 5.Bg2 d6 6.d3 Nh6 7.e4 O-O 8.O-O e5 9.
Nd5 Ne7 10.Nf6+ Bxf6 11.Bxh6 Bg7 12.Bxg7 Kxg7 13.Nd2 Bd7 14.f4 f6 15.Rf2 
Rb8 16.Nf1 b5 17.Qd2 Nc6 18.Ne3 Qa5 19.Qd1 Nd4 20.h4 exf4 21.gxf4 f5 22.
cxb5 Rxb5 23.Nc4 Qa6 24.e5 dxe5 25.Nxe5 Be6 26.b3 Ra5 27.Nc4 Bxc4 28.dxc4 
Qf6 29.Rb1 Rd8 30.b4 cxb4 31.Rxb4 h5 32.Rb7+ Kh6 33.Qe1 Ra3 34.Qe7 Qxe7 
35.Rxe7 Rg3 36.Rxa7 Rg4 37.Re7 Rc8 38.Kh2 Rxc4 39.Bh3 Rc2 40.Bxg4 Rxf2+ 
41.Kg3 Rd2 42.Bh3 Ne2+ 43.Kg2 Nxf4+ 44.Kg3 Rd3+ 45.Kxf4 Rxh3 46.Ra7 Rxh4+ 
47.Kf3 Kg5 48.a4 Rf4+ 49.Kg2 Kg4 50.a5 Ra4 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Spassky, Boris"]
[Black "Tal, Mikhail"]
[Result "1-0"]
[ECO "E80"]
[EventDate "1956.01.10"]
[PlyCount "75"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 e5 6.d5 Nh5 7.Be3 f5 8.Qd2 Na6 9.
O-O-O Nf6 10.exf5 gxf5 11.Bd3 O-O 12.Nge2 Qe7 13.Rde1 c5 14.Ng3 Ne8 15.Nh5
Nac7 16.g4 Kh8 17.Rhg1 Qf7 18.Nxg7 Nxg7 19.f4 e4 20.Bc2 b5 21.cxb5 Rb8 22.
gxf5 Bxf5 23.Bxe4 Bxe4 24.Nxe4 Qxd5 25.Qxd5 Nxd5 26.Nxd6 Rbd8 27.Bxc5 Nxf4
28.Bd4 Ng6 29.Re7 Nxe7 30.Bxg7+ Kg8 31.Bxf8+ Kxf8 32.Rf1+ Kg8 33.Rd1 Rf8 
34.a4 Rf2 35.Nc4 Rxh2 36.Rd7 Nf5 37.Rxa7 Nd4 38.Rc7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "6"]
[White "Taimanov, Mark"]
[Black "Zurakhov, Vladen"]
[Result "1-0"]
[ECO "E52"]
[EventDate "1956.01.10"]
[PlyCount "139"]

1.c4 Nf6 2.d4 e6 3.Nc3 Bb4 4.e3 d5 5.Nf3 O-O 6.Bd3 b6 7.O-O Bb7 8.a3 Be7 
9.cxd5 exd5 10.b4 a6 11.Qb3 Bd6 12.b5 axb5 13.Nxb5 Be7 14.Bb2 c6 15.Nc3 
Nbd7 16.Rfc1 Re8 17.Na4 Bd6 18.Bf5 Rb8 19.Bc3 Bc7 20.Nb2 Ne4 21.Be1 Nf8 
22.Rab1 Qf6 23.Bh3 c5 24.Nd3 c4 25.Qd1 Bd6 26.Nb4 g6 27.g3 h5 28.Bg2 Nh7 
29.Rc2 Qe6 30.Rcb2 Nhf6 31.Na2 Bc7 32.Ne5 Nd7 33.Nxd7 Qxd7 34.Nc3 Nxc3 35.
Bxc3 Bc6 36.Qd2 Ra8 37.Bb4 b5 38.f3 Bb6 39.Re1 Red8 40.h3 Qc7 41.Qf2 Kg7 
42.g4 hxg4 43.fxg4 Re8 44.Qf3 Rad8 45.Rf2 Rd7 46.Qf6+ Kg8 47.Ref1 Re6 48.
Qg5 Ba5 49.h4 Bxb4 50.axb4 Qd6 51.h5 Rde7 52.Rf3 c3 53.Rh3 c2 54.hxg6 Rxg6
55.Qh5 Kf8 56.Qf5 Kg7 57.Qxc2 Qxb4 58.Qf5 Qd6 59.Qh5 Kf8 60.g5 Rc7 61.Rhf3
Rg7 62.Qh4 Qe6 63.Qg3 Re7 64.Rf6 Qd7 65.Rh6 Re8 66.Rh8+ Rg8 67.g6 Rxh8 68.
g7+ Kg8 69.gxh8=Q+ Kxh8 70.Rf4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Antoshin, Vladimir"]
[Black "Byvshev, Vassily"]
[Result "1/2-1/2"]
[ECO "A05"]
[EventDate "1956.01.10"]
[PlyCount "55"]

1.Nf3 Nf6 2.b3 g6 3.Bb2 Bg7 4.e3 b6 5.d4 Bb7 6.c4 O-O 7.Bd3 d6 8.O-O Nbd7 
9.Nbd2 e5 10.Qc2 Qe7 11.dxe5 dxe5 12.Ne4 Nxe4 13.Bxe4 c6 14.Bd3 Rfe8 15.
Nd2 Rad8 16.Rad1 f5 17.Be2 Nf6 18.Nb1 Ne4 19.Rxd8 Rxd8 20.Rd1 h5 21.Rxd8+ 
Qxd8 22.Nc3 Nxc3 23.Qxc3 Qe7 24.f4 exf4 25.Qxg7+ Qxg7 26.Bxg7 Kxg7 27.exf4
c5 28.Bf3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Averbakh, Yury"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[ECO "E60"]
[EventDate "1956.01.10"]
[PlyCount "39"]

1.d4 Nf6 2.c4 g6 3.g3 c6 4.Nc3 d5 5.cxd5 cxd5 6.Nh3 Bg7 7.Nf4 O-O 8.Bg2 
Nc6 9.O-O e6 10.e3 b6 11.b3 Ba6 12.Ba3 Bxf1 13.Bxf8 Bxg2 14.Bxg7 Kxg7 15.
Kxg2 Rc8 16.Rc1 Qd7 17.Nd3 Ne4 18.Nxe4 dxe4 19.Ne5 Nxe5 20.Rxc8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Boleslavsky, Isaak"]
[Black "Kholmov, Ratmir"]
[Result "1-0"]
[ECO "C97"]
[EventDate "1956.01.10"]
[PlyCount "43"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Bd7 13.Nf1 Rfe8 14.Ne3 Bf8 15.b4 cxd4
16.cxd4 Nc6 17.Bb2 Qd8 18.a3 exd4 19.Nxd4 Nxe4 20.Nd5 Qh4 21.Rxe4 Rxe4 22.
Nf3 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Polugaevsky, Lev"]
[Black "Khasin, Abram"]
[Result "1-0"]
[ECO "D35"]
[EventDate "1956.01.10"]
[PlyCount "93"]

1.d4 e6 2.c4 Nf6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 h6 7.Bh4 O-O 8.Bd3 b6
9.Nge2 Bb7 10.O-O Nbd7 11.Bg3 c5 12.Nf4 c4 13.Bb1 Re8 14.f3 Bb4 15.Bf2 Nf8
16.Nfe2 a6 17.Ng3 Ra7 18.a3 Bxc3 19.bxc3 Bc6 20.Qd2 Ng6 21.Bc2 Rae7 22.Nf5
Re6 23.Rae1 Ne7 24.Bh4 Ng6 25.Bxf6 Qxf6 26.e4 dxe4 27.fxe4 Qg5 28.Qxg5 
hxg5 29.Rb1 Ba8 30.d5 Rf6 31.Nh6+ Kf8 32.Rxf6 gxf6 33.Rxb6 Nf4 34.Rxf6 
Bxd5 35.Rxf4 gxf4 36.exd5 Re2 37.Bf5 Ke7 38.Bg4 Ra2 39.Nf5+ Kd8 40.d6 Kd7 
41.h4 Rxa3 42.h5 Ra1+ 43.Kh2 Rb1 44.h6 Rb8 45.h7 a5 46.Nh6+ Kxd6 47.Ng8 
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Ragozin, Viacheslav"]
[Black "Lisitsyn, Grigory"]
[Result "1-0"]
[ECO "B74"]
[EventDate "1956.01.10"]
[PlyCount "199"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Be3 
Nc6 9.Nb3 Be6 10.f4 Qc8 11.Qe1 Nb4 12.Qf2 Bc4 13.a3 Bxe2 14.Qxe2 Nc6 15.
Rad1 b6 16.Nd4 Re8 17.Kh1 Qb7 18.Qf3 Na5 19.Bc1 Rac8 20.Rfe1 a6 21.Nde2 b5
22.h3 Rc7 23.Ng3 Nc4 24.Rd3 Nb6 25.Qd1 Rec8 26.e5 Ne8 27.Re2 Rd7 28.e6 
fxe6 29.Rxe6 Bxc3 30.bxc3 Ng7 31.Re1 Rf8 32.Ne4 Rf5 33.Kh2 Rc7 34.Ng5 Nd5 
35.Qf3 Nf6 36.Qe2 Qc8 37.Bd2 h6 38.Nf3 Rfc5 39.Nh4 g5 40.Ng6 Nd5 41.fxg5 
hxg5 42.Rf3 Nf5 43.g4 Nh4 44.Nxh4 gxh4 45.Qe4 e5 46.Bh6 Rg7 47.Ref1 Nf4 
48.Rxf4 exf4 49.Bxg7 Kxg7 50.Qe7+ Kg8 51.Rxf4 Rc7 52.Qg5+ Rg7 53.Qd5+ Kh8 
54.g5 Qe8 55.Rxh4+ Rh7 56.Qd4+ Kg8 57.Qd5+ Kh8 58.Rxh7+ Kxh7 59.Qxd6 Qe2+ 
60.Kg3 Qe3+ 61.Kg4 Qe2+ 62.Kf5 Qf3+ 63.Qf4 Qxh3+ 64.Ke4 Qg2+ 65.Ke5 Kg8 
66.Qf5 Qg3+ 67.Kd5 Qg2+ 68.Kc5 Qg3 69.Qg6+ Kh8 70.Qf6+ Kh7 71.Qf7+ Kh8 72.
Qf8+ Kh7 73.Qf7+ Kh8 74.Qf6+ Kh7 75.g6+ Kh6 76.Kb6 Qb8+ 77.Kxa6 Qa8+ 78.
Kb6 Qb8+ 79.Kc5 Qa7+ 80.Kxb5 Qb7+ 81.Kc4 Qe4+ 82.Kc5 Qxc2 83.g7+ Kh7 84.
Qd4 Qf5+ 85.Kd6 Qg6+ 86.Ke7 Qg5+ 87.Ke6 Qg6+ 88.Kd5 Qf7+ 89.Kd6 Qg6+ 90.
Kc7 Qf7+ 91.Kd8 Qb3 92.a4 Qb8+ 93.Kd7 Qb7+ 94.Kd6 Qc8 95.Kd5 Qa8+ 96.Kc5 
Qa5+ 97.Kc6 Qa6+ 98.Kc7 Kg8 99.Qd5+ Kxg7 100.Qd7+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Simagin, Vladimir"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "C77"]
[EventDate "1956.01.10"]
[PlyCount "58"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 Be7 6.Nc3 b5 7.Bb3 d6 8.Nd5 Na5 
9.Nxe7 Qxe7 10.Nd2 Bg4 11.f3 Be6 12.Bxe6 fxe6 13.O-O O-O 14.Nb3 Nc6 15.Be3
Nd7 16.a4 bxa4 17.Rxa4 Nb6 18.Ra3 a5 19.c3 Ra7 20.Qc2 Rfa8 21.Rfa1 a4 22.
Nd2 d5 23.Bf2 Qe8 24.h3 h6 25.Kh2 Qf8 26.Nf1 Qe8 27.Nd2 Qf8 28.Nf1 Qe8 29.
Nd2 Qf8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Tal, Mikhail"]
[Black "Bannik, Anatoly"]
[Result "1-0"]
[ECO "C75"]
[EventDate "1956.01.10"]
[PlyCount "99"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.Bb3 h6 8.Nh4 exd4
9.cxd4 Nxd4 10.Qxd4 Nc6 11.Bxf7+ Kxf7 12.Qd5+ Be6 13.Qh5+ Kg8 14.O-O Ne5 
15.Nf5 g6 16.Qh3 gxf5 17.exf5 Bc4 18.f4 Nd7 19.Rf3 Bg7 20.Nc3 Nf6 21.Be3 
c5 22.Bf2 b5 23.Bh4 b4 24.Ne4 Bd5 25.Bxf6 Bxf6 26.Re1 Bd4+ 27.Kh1 Rh7 28.
Rg3+ Rg7 29.Rg6 Rxg6 30.fxg6 Qf8 31.Qd7 Bg7 32.Ng3 Rd8 33.Qg4 Re8 34.Rd1 
Bxa2 35.f5 c4 36.h4 d5 37.Rf1 Bf6 38.Qd1 d4 39.Qa4 Bb3 40.Qc6 Qe7 41.Nh5 
Rf8 42.Qd5+ Kh8 43.Nxf6 Qxf6 44.Qb7 Qg7 45.Qxb4 Kg8 46.h5 Qd7 47.f6 Qg4 
48.f7+ Kg7 49.Qc5 Qh4+ 50.Kg1 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Tolush, Alexander"]
[Black "Taimanov, Mark"]
[Result "1/2-1/2"]
[ECO "E13"]
[EventDate "1956.01.10"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 b6 5.Bg5 Bb7 6.e3 h6 7.Bh4 Bxc3+ 8.bxc3 
d6 9.Bd3 Nbd7 10.O-O g5 11.Bg3 Ne4 12.Nd2 Ndf6 13.Nxe4 Nxe4 14.Bxe4 Bxe4 
15.d5 Bg6 16.f4 Qd7 17.Qf3 g4 18.Qxg4 Be4 19.Bh4 f5 20.Qg6+ Qf7 21.Qxe6+ 
Kf8 22.Rad1 Re8 23.Qxf7+ Kxf7 24.Kf2 Rhg8 25.Rg1 a5 26.h3 h5 27.Bg5 a4 28.
Rd4 a3 29.Rgd1 Kg6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "7"]
[White "Zurakhov, Vladen"]
[Black "Borisenko, Grigory"]
[Result "1-0"]
[ECO "C16"]
[EventDate "1956.01.10"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 5.Bd2 b6 6.Nf3 Ne7 7.a3 Bxc3 8.Bxc3 Ba6
9.Bxa6 Nxa6 10.O-O c5 11.a4 Rc8 12.Qd2 Nf5 13.a5 Nc7 14.axb6 axb6 15.dxc5 
bxc5 16.b4 c4 17.Nd4 Ne7 18.Rfb1 O-O 19.b5 Rb8 20.Bb4 Rb7 21.Bxe7 Qxe7 22.
b6 Na8 23.Qa5 f6 24.Nc6 Qe8 25.Qc5 fxe5 26.Ra7 Rxb6 27.Rxb6 Nxb6 28.Qxb6 
Qh5 29.h3 Qd1+ 30.Kh2 Qd2 31.Ne7+ Kh8 32.Qe3 Qxe3 33.fxe3 g6 34.Kg3 Rb8 
35.Nc6 Rb2 36.Nxe5 Rxc2 37.Ra6 Rc3 38.Kf2 Rc2+ 39.Kf3 Rc3 40.Kf4 Rc2 41.
Kf3 Rc3 42.Kf4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Bannik, Anatoly"]
[Black "Simagin, Vladimir"]
[Result "0-1"]
[ECO "D87"]
[EventDate "1956.01.10"]
[PlyCount "106"]

1.c4 Nf6 2.Nc3 d5 3.d4 g6 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 
O-O 9.O-O Nc6 10.Be3 Na5 11.Bd3 b6 12.Qd2 Bb7 13.Rac1 Rc8 14.Bh6 e6 15.
Bxg7 Kxg7 16.Qe3 Qe7 17.Qg3 cxd4 18.cxd4 Rxc1 19.Rxc1 Rc8 20.Rxc8 Bxc8 21.
h4 Nc6 22.Bb5 Nd8 23.d5 e5 24.Qc3 Bb7 25.a4 f6 26.a5 a6 27.Bc6 bxa5 28.Ba4
Nf7 29.Qxa5 Qa3 30.Nc3 Qc1+ 31.Bd1 Bc8 32.Qc7 Bd7 33.Qxd7 Qxc3 34.Bg4 Qc1+
35.Kh2 Qf4+ 36.Kh3 g5 37.g3 Qxe4 38.Be6 Qh1+ 39.Kg4 Qe4+ 40.Kh3 Qh1+ 41.
Kg4 f5+ 42.Bxf5 Qd1+ 43.f3 h5+ 44.Kxh5 Qxf3+ 45.Bg4 Qf6 46.Be6 gxh4 47.
Bxf7 Qxf7+ 48.Qxf7+ Kxf7 49.gxh4 a5 50.Kg4 a4 51.h5 a3 52.h6 a2 53.h7 Kg7 
0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Borisenko, Grigory"]
[Black "Tolush, Alexander"]
[Result "1-0"]
[ECO "E54"]
[EventDate "1956.01.10"]
[PlyCount "107"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.e3 O-O 6.Bd3 d5 7.O-O cxd4 8.exd4 
dxc4 9.Bxc4 Nbd7 10.Qe2 a6 11.a3 Be7 12.Ba2 Nb6 13.Rd1 Nbd5 14.Ne5 Nxc3 
15.bxc3 Qc7 16.c4 Bd7 17.Bf4 Ba4 18.Rd3 Rfd8 19.Re1 Be8 20.Qf3 Qc8 21.Rb1 
Ra7 22.Be3 Bd6 23.d5 Ra8 24.Bd4 exd5 25.cxd5 Qc2 26.Ra1 Bb5 27.Bb3 Qc7 28.
Rc3 Qb8 29.Re3 Re8 30.Rae1 Re7 31.a4 Be8 32.Ng4 Nxg4 33.Qxg4 f5 34.Qg5 h6 
35.Qxf5 Bd7 36.Qg6 Be8 37.Qg4 Bd7 38.Qh5 Rxe3 39.Rxe3 Qf8 40.g3 Rc8 41.Kg2
Bf5 42.Bd1 Kh7 43.Be2 g6 44.Qf3 Rc7 45.Bd3 Rf7 46.Qe2 Bd7 47.h4 Qg8 48.Re6
Bxe6 49.Qxe6 Bf8 50.h5 Rg7 51.hxg6+ Kh8 52.Qe5 Be7 53.Qxe7 Qxd5+ 54.Be4 
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Byvshev, Vassily"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "B64"]
[EventDate "1956.01.10"]
[PlyCount "86"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.f4 d5 10.e5 Nd7 11.h4 Nb6 12.g4 Bd7 13.Ncb5 f6 14.exf6 Bxf6 15.Re1 
Na4 16.Bxf6 Qxf6 17.g5 Qxf4 18.Qxf4 Rxf4 19.Nxe6 Rf2 20.Ned4 a6 21.Nxc6 
bxc6 22.Nd6 Rb8 23.b3 Nc5 24.Re3 Kf8 25.Bh3 Be8 26.Rf1 Rxf1+ 27.Bxf1 Bg6 
28.Bh3 Rd8 29.Rf3+ Ke7 30.Nc8+ Ke8 31.Rc3 Ne4 32.Rxc6 d4 33.Re6+ Kf8 34.
Ne7 Nc3 35.Nxg6+ hxg6 36.Bf1 a5 37.a4 Rd5 38.Bd3 Kf7 39.Rb6 Re5 40.Bxg6+ 
Ke7 41.Rb7+ Kd6 42.Kd2 Re3 43.Rxg7 Nb1+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Khasin, Abram"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "E29"]
[EventDate "1956.01.10"]
[PlyCount "87"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.a3 Bxc3+ 6.bxc3 Nc6 7.Bd3 O-O 8.Ne2 
b6 9.e4 Ne8 10.Be3 d6 11.O-O Na5 12.Ng3 Ba6 13.Qe2 Qd7 14.a4 cxd4 15.cxd4 
Rc8 16.Rac1 Qxa4 17.c5 Bxd3 18.Qxd3 dxc5 19.dxc5 Nf6 20.cxb6 axb6 21.Rxc8 
Rxc8 22.Bxb6 Qc4 23.Qa3 Nb3 24.f3 h6 25.Bf2 Qd3 26.Qa7 Rc2 27.Qb8+ Kh7 28.
Qf8 Nd2 29.Re1 Nxf3+ 30.gxf3 Qxf3 31.Rf1 Ng4 32.Qxg7+ Kxg7 33.Bd4+ e5 34.
Rxf3 exd4 35.Nf5+ Kf8 36.Nxd4 Rxh2 37.Rf4 Rd2 38.Ne6+ Ke7 39.Rxg4 Kxe6 40.
Rh4 Ke5 41.Rxh6 Kxe4 42.Rf6 Rd7 43.Kf2 Ke5 44.Ra6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Korchnoi, Viktor"]
[Black "Ragozin, Viacheslav"]
[Result "0-1"]
[ECO "A34"]
[EventDate "1956.01.10"]
[PlyCount "138"]

1.c4 c5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nc7 6.f4 g6 7.b3 Bg7 8.Bb2 O-O
9.Qc1 Nba6 10.Nf3 Ne6 11.O-O Nd4 12.Ne1 Nb4 13.e3 Ndc2 14.Rb1 Nxe1 15.Qxe1
Bf5 16.e4 Bg4 17.e5 Bf5 18.Be4 Bh3 19.Bg2 Bxg2 20.Kxg2 f6 21.Qe3 fxe5 22.
Qxc5 Nd3 23.Qc4+ Kh8 24.Ba3 exf4 25.gxf4 Nxf4+ 26.Kh1 Qxd2 27.Qe4 Qxc3 28.
Rxf4 Rxf4 29.Qxf4 Qc6+ 30.Kg1 Rf8 31.Qc4 Qf6 32.Bc5 Qg5+ 33.Kh1 Rc8 34.b4 
Qe5 35.Rd1 b6 36.Qg4 e6 37.Be7 Kg8 38.Qg2 Qc7 39.Bh4 Qc1 40.Qf3 Qc7 41.Qe4
Qf7 42.b5 Qf5 43.Qd3 h6 44.Bg3 Qxd3 45.Rxd3 Rc1+ 46.Kg2 Rc2+ 47.Kf3 Rxa2 
48.Rd8+ Kf7 49.Rd7+ Kf6 50.Bb8 Bf8 51.Bxa7 Bc5 52.Rb7 Rxh2 53.Bxb6 Bxb6 
54.Rxb6 h5 55.Rb8 Rb2 56.b6 Rb3+ 57.Ke4 Rb4+ 58.Kd3 h4 59.b7 Kg5 60.Kc3 
Rb1 61.Kd4 h3 62.Ke5 Kg4 63.Rg8 Rxb7 64.Rxg6+ Kh5 65.Rg1 h2 66.Rh1 Rb2 67.
Kf4 Kh4 68.Kf3 Kh3 69.Ra1 Rb5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Lisitsyn, Grigory"]
[Black "Zurakhov, Vladen"]
[Result "1/2-1/2"]
[ECO "D79"]
[EventDate "1956.01.10"]
[PlyCount "66"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d4 d5 6.c4 c6 7.cxd5 cxd5 8.Nc3 
Nc6 9.Ne5 Nxe5 10.dxe5 Ng4 11.Qxd5 Nxe5 12.Bg5 Nc6 13.Qc5 Qb6 14.Qxb6 axb6
15.Rfd1 h6 16.Be3 b5 17.Bc5 b4 18.Nd5 Bxb2 19.Rab1 Bc3 20.Nxe7+ Nxe7 21.
Bxe7 Re8 22.Bxb4 Bxb4 23.Rxb4 Rxe2 24.a4 Re8 25.h4 Ra7 26.Kh2 Kg7 27.Rdd4 
Re7 28.Rbc4 Be6 29.Rc5 b6 30.Rb5 Bd7 31.Rbb4 Be8 32.Bf3 Ra5 33.Kg2 b5 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Polugaevsky, Lev"]
[Black "Averbakh, Yury"]
[Result "0-1"]
[ECO "E26"]
[EventDate "1956.01.10"]
[PlyCount "64"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 b6 7.Bd3 Bb7 8.f3 Nc6
9.Ne2 O-O 10.O-O Na5 11.e4 Ne8 12.Ng3 cxd4 13.cxd4 Rc8 14.f4 Nxc4 15.f5 f6
16.a4 e5 17.Bxc4+ Rxc4 18.dxe5 fxe5 19.Qb3 d5 20.Ba3 Rf7 21.Rad1 Rfc7 22.
exd5 Bxd5 23.Bb2 R7c5 24.f6 Nxf6 25.Bxe5 Rc2 26.Bxf6 Rxg2+ 27.Kh1 Rd2+ 28.
Ne4 Rxd1 29.Rxd1 Qe8 30.Qg3 Qxe4+ 31.Kg1 Qh1+ 32.Kf2 Rc2+ 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Spassky, Boris"]
[Black "Boleslavsky, Isaak"]
[Result "1-0"]
[ECO "E87"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c5 8.Qc2 Ne8 9.
O-O-O f5 10.exf5 gxf5 11.Bd3 Na6 12.a3 Qf6 13.Nge2 Bh6 14.Qd2 Bxe3 15.Qxe3
Nac7 16.f4 Bd7 17.g4 exf4 18.Nxf4 Qe5 19.Qxe5 dxe5 20.Nh5 Nd6 21.Rhf1 Rae8
22.gxf5 e4 23.Be2 Bxf5 24.Rf4 Re7 25.Rdf1 Ref7 26.h4 Bg6 27.Nf6+ Kg7 28.h5
h6 29.Rg1 Rxf6 30.Rfg4 Nce8 31.Kd2 Rf4 32.Rxf4 Rxf4 33.Rxg6+ Kh7 34.b4 b6 
35.bxc5 bxc5 36.Nb5 Nf7 37.Rc6 Nf6 38.Rxc5 a6 39.Nc3 Rh4 40.Rc7 Kg8 41.c5 
e3+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "8"]
[White "Taimanov, Mark"]
[Black "Antoshin, Vladimir"]
[Result "1-0"]
[ECO "E62"]
[EventDate "1956.01.10"]
[PlyCount "75"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 c6 7.O-O a6 8.d5 cxd5 
9.cxd5 Nbd7 10.h3 Nb6 11.Be3 Nc4 12.Bd4 b5 13.b3 Nb6 14.a4 Bb7 15.axb5 
axb5 16.Rxa8 Bxa8 17.e4 b4 18.Na2 Nxe4 19.Bxg7 Kxg7 20.Nxb4 e5 21.Nxe5 
dxe5 22.Bxe4 Qd6 23.Nc6 Nd7 24.Bg2 Nf6 25.Qa1 e4 26.Bxe4 Kg8 27.Bg2 Nxd5 
28.Ne5 h5 29.Rd1 Qe6 30.Nxg6 fxg6 31.Qxa8 Nc3 32.Bd5 Rxa8 33.Bxe6+ Kg7 34.
Rd7+ Kf6 35.Bc4 Ra2 36.h4 Ne4 37.Rf7+ Ke5 38.Bd3 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Antoshin, Vladimir"]
[Black "Borisenko, Grigory"]
[Result "1-0"]
[ECO "E80"]
[EventDate "1956.01.10"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 e5 6.d5 Nh5 7.Be3 f5 8.Qd2 Na6 9.
O-O-O Nc5 10.exf5 gxf5 11.Nge2 O-O 12.Ng3 Nf6 13.h4 Kh8 14.Bg5 Qe8 15.h5 
Ng8 16.h6 Bf6 17.Nb5 Qd8 18.Bxf6+ Nxf6 19.b4 Na6 20.a3 Rg8 21.Nh5 Nxh5 22.
Rxh5 Qf6 23.Kb1 Bd7 24.Qc3 f4 25.Rh2 Rg6 26.c5 Bf5+ 27.Ka1 Rxh6 28.Rxh6 
Qxh6 29.c6 b6 30.Nxd6 Qxd6 31.Bxa6 Re8 32.Bc4 h5 33.Rg1 Kh7 34.Rh1 Qg6 35.
Qd2 Kh6 36.g4 Bxg4 37.fxg4 Qxg4 38.Be2 Qg3 39.Rxh5+ Kg6 40.Ka2 e4 41.Rh1 
Rd8 42.Qd4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Averbakh, Yury"]
[Black "Khasin, Abram"]
[Result "1-0"]
[ECO "A88"]
[EventDate "1956.01.10"]
[PlyCount "99"]

1.c4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.Nc3 d6 7.d4 c6 8.Qc2 Na6 
9.a3 Nc7 10.Rd1 Kh8 11.d5 Bd7 12.dxc6 bxc6 13.h3 Ne6 14.b4 a5 15.Rb1 axb4 
16.axb4 Qc7 17.e3 Nd8 18.Bd2 Nf7 19.Rdc1 e5 20.b5 e4 21.Ne1 Ne5 22.bxc6 
Bxc6 23.Nb5 Qd7 24.Nd4 Ba4 25.Qb2 Rfc8 26.Bf1 Qf7 27.Nb5 Bxb5 28.cxb5 Nfd7
29.Qb3 Qe7 30.Rxc8+ Rxc8 31.Bb4 Nc5 32.Qd5 Ned7 33.Ng2 Nb6 34.Qd1 Be5 35.
Nf4 Qf7 36.h4 Qa2 37.Rc1 Qa4 38.Qxa4 Ncxa4 39.Rc6 Kg8 40.Bc4+ Kf8 41.Rxc8+
Nxc8 42.Nd5 Nc5 43.b6 Ne7 44.Nxe7 Kxe7 45.Bd5 Kd7 46.Bg8 Ne6 47.b7 d5 48.
Bxh7 Nd8 49.Bc3 Bb8 50.Bxg6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Boleslavsky, Isaak"]
[Black "Bannik, Anatoly"]
[Result "1/2-1/2"]
[ECO "C75"]
[EventDate "1956.01.10"]
[PlyCount "112"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.Bb3 h6 8.Nbd2 Ng6
9.Nc4 Be7 10.Ne3 Bg5 11.O-O Bxe3 12.Bxe3 Qf6 13.Ne1 Nf4 14.f3 exd4 15.cxd4
Nxd4 16.Bxf4 Nxb3 17.Qxb3 Qxf4 18.Qxb7 Qe3+ 19.Rf2 Qa7 20.Qxa7 Rxa7 21.Rd2
Be6 22.Nd3 Ke7 23.e5 Rb7 24.exd6+ cxd6 25.Re1 Rc8 26.b3 Rbc7 27.Kf2 a5 28.
Re4 Rc2 29.Ke2 Rxd2+ 30.Kxd2 Kd7 31.Ra4 Ra8 32.Nf4 Kc6 33.Ne2 Kb6 34.Nc3 
Rc8 35.Rd4 Rc6 36.Ne4 Kc7 37.f4 Ra6 38.Nc3 Rc6 39.Nb5+ Kb6 40.Nc3 Kc7 41.
Nd1 Rc5 42.Ne3 h5 43.Rd3 g5 44.fxg5 Rxg5 45.Rd4 Kc6 46.g3 Rc5 47.Rf4 Kb5 
48.Nc2 Rd5+ 49.Rd4 Rf5 50.Ke2 Re5+ 51.Ne3 Kc5 52.Ra4 Kc6 53.Kd3 Rc5 54.Nc4
d5 55.Ne3 Kd6 56.Rh4 Rc1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Kholmov, Ratmir"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "1956.01.10"]
[PlyCount "70"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4 5.cxd5 exd5 6.Qa4+ Nc6 7.Bg5 h6 8.Bxf6
Qxf6 9.e3 O-O 10.Rc1 Qg6 11.Qd1 Be6 12.a3 Bd6 13.g3 Ne7 14.Nb5 Bg4 15.h3 
Bxf3 16.Qxf3 c6 17.Nxd6 Qxd6 18.Bd3 Rfe8 19.O-O Kf8 20.Rc5 a6 21.Rfc1 Ng8 
22.b4 Nf6 23.Kg2 Ne4 24.Bxe4 Rxe4 25.a4 Re6 26.b5 axb5 27.axb5 Rf6 28.bxc6
Rxf3 29.cxb7 Ra2 30.R1c2 Rxc2 31.Rxc2 Rxe3 32.fxe3 Ke7 33.Rc8 Qa6 34.Re8+ 
Kf6 35.b8=Q Qe2+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Ragozin, Viacheslav"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[ECO "A16"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.Nc3 Nc6 7.Rb1 e5 8.b4 Nh5 
9.b5 Ne7 10.d4 Bf5 11.Rb3 Qc8 12.dxe5 dxe5 13.Ba3 Re8 14.e4 Bg4 15.Nd5 
Nxd5 16.cxd5 Bf8 17.Bxf8 Rxf8 18.Qc1 Bxf3 19.Bxf3 Ng7 20.Rc3 Ne8 21.Qg5 f6
22.Qh4 Qd7 23.a4 Nd6 24.Rfc1 Rac8 25.Bg2 Qg7 26.Bh3 f5 27.exf5 gxf5 28.Qb4
e4 29.R3c2 Rf7 30.Qxd6 cxd6 31.Rxc8+ Rf8 32.Bxf5 Qf6 33.Be6+ Kg7 34.R1c7+ 
Kg6 35.Rxf8 Qxf8 36.Rf7 Qh6 37.h4 Qc1+ 38.Kg2 Qd2 39.Kh3 Qd1 40.Kg2 Qd2 
41.Kh3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Simagin, Vladimir"]
[Black "Byvshev, Vassily"]
[Result "1-0"]
[ECO "E91"]
[EventDate "1956.01.10"]
[PlyCount "193"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 Bg4 7.O-O Nbd7 8.Be3 e5
9.d5 Ne8 10.Ne1 Bxe2 11.Qxe2 f5 12.f3 Qh4 13.Nd3 Ndf6 14.g3 Qh5 15.Qg2 Bh6
16.Bxh6 Qxh6 17.Rae1 fxe4 18.fxe4 Ng7 19.Rf3 a6 20.c5 Nd7 21.c6 bxc6 22.
dxc6 Nb6 23.Ref1 Ne6 24.Rxf8+ Rxf8 25.Rxf8+ Qxf8 26.Qf2 Nd4 27.Nb4 a5 28.
Nbd5 Nxc6 29.Nxc7 Qxf2+ 30.Kxf2 Kf7 31.b3 Nd4 32.Ke3 Nc2+ 33.Kd3 Nb4+ 34.
Kd2 Ke7 35.a3 Nc6 36.N7d5+ Nxd5 37.Nxd5+ Kd8 38.Kd3 Nd4 39.b4 axb4 40.axb4
h6 41.Kc4 g5 42.Ne3 Kc7 43.Nf5 Nf3 44.h4 gxh4 45.Nxh4 Nh2 46.Nf5 Ng4 47.
Ne7 Kd7 48.Nd5 Kc6 49.b5+ Kb7 50.Kd3 Ka7 51.Ke2 Kb7 52.Kf3 Nh2+ 53.Ke2 Ng4
54.Ke1 Ka7 55.Kd2 Kb7 56.Kc3 Ka7 57.Kb4 Kb8 58.b6 Kb7 59.Kb5 Nf2 60.Nf6 
Nd1 61.Kc4 Kxb6 62.Kd5 Kc7 63.Ne8+ Kd7 64.Nxd6 Nf2 65.Nf7 h5 66.Kxe5 Ke7 
67.Nh6 Nd3+ 68.Kf5 Nc1 69.Ng8+ Kf7 70.Nf6 Ne2 71.Nxh5 Nd4+ 72.Ke5 Nf3+ 73.
Kf4 Nd4 74.Ke3 Nc6 75.Nf4 Kf6 76.Nh3 Nb4 77.Nf2 Kg5 78.Kd4 Nc2+ 79.Kd5 
Ne3+ 80.Kd6 Nc4+ 81.Ke6 Kg6 82.e5 Kg7 83.Ne4 Kf8 84.g4 Ne3 85.g5 Nc4 86.
Nd6 Nb6 87.Kf6 Na4 88.Nf5 Nc3 89.Kg6 Nd5 90.Kh7 Kf7 91.Nd4 Nf4 92.e6+ Kf8 
93.g6 Nh5 94.Nf5 Nf6+ 95.Kh8 Nh5 96.e7+ Ke8 97.g7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Tal, Mikhail"]
[Black "Taimanov, Mark"]
[Result "1/2-1/2"]
[ECO "B28"]
[EventDate "1956.01.10"]
[PlyCount "114"]

1.e4 c5 2.Nf3 a6 3.c3 d6 4.d4 Nd7 5.Bc4 b5 6.Bb3 c4 7.Bc2 e5 8.O-O Ngf6 9.
Nh4 g6 10.f4 Bg7 11.fxe5 dxe5 12.dxe5 Qb6+ 13.Kh1 Nxe5 14.Bf4 Nfd7 15.Nd2 
O-O 16.Ndf3 Bb7 17.Qd2 Rad8 18.Nd4 Nc5 19.Bh6 Nxe4 20.Bxe4 Bxe4 21.Bxg7 
Kxg7 22.Qf4 Bxg2+ 23.Nxg2 Nd3 24.Qh4 Rde8 25.Rf3 Qd8 26.Qg3 Nxb2 27.Nf4 
Nd3 28.Nh5+ Kh8 29.Nf6 Re5 30.Raf1 Qa8 31.Nd7 Rfe8 32.Kg1 Re1 33.Rxf7 
Rxf1+ 34.Rxf1 Qe4 35.Nf6 Qe3+ 36.Qxe3 Rxe3 37.Nd5 Re5 38.Nc7 Nc5 39.Rf6 
Re1+ 40.Kg2 Ra1 41.Rf8+ Kg7 42.Nce6+ Nxe6 43.Nxe6+ Kh6 44.Rf4 Kh5 45.Kg3 
Rg1+ 46.Kf2 Rc1 47.Rf3 g5 48.Re3 Rc2+ 49.Kg3 Kg6 50.Nc7 h5 51.h4 gxh4+ 52.
Kxh4 Rh2+ 53.Kg3 Rxa2 54.Re6+ Kf5 55.Rxa6 Rxa6 56.Nxa6 Ke4 57.Nb4 Ke3 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Tolush, Alexander"]
[Black "Lisitsyn, Grigory"]
[Result "1/2-1/2"]
[ECO "E30"]
[EventDate "1956.01.10"]
[PlyCount "101"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 Bxc3+ 6.bxc3 Qe7 7.e3 b6 8.Bd3 
Bb7 9.f3 d6 10.Ne2 Nbd7 11.O-O g5 12.Bf2 h5 13.Qc2 h4 14.h3 Rg8 15.e4 Nh5 
16.a4 a5 17.Rfe1 e5 18.Nc1 Nf4 19.Bf1 Ba6 20.Nb3 Rg6 21.Rab1 Kf8 22.Qa2 
Kg8 23.Na1 Re8 24.Nc2 Nf6 25.Ne3 N6h5 26.c5 Bxf1 27.cxd6 Qxd6 28.Rxf1 Qe6 
29.Qxe6 Rgxe6 30.d5 Rg6 31.Rfe1 Nd3 32.Red1 Nhf4 33.Kf1 Nc5 34.Nc4 Nxa4 
35.Rb3 Rg7 36.Ra1 Nc5 37.Bxc5 bxc5 38.Rxa5 f5 39.exf5 Nxd5 40.Rxc5 Rd7 41.
Rbb5 Nxc3 42.Rxe5 Rd1+ 43.Kf2 Red8 44.Rb2 Rc1 45.Ne3 Kf7 46.Re6 Na4 47.Ra2
Nc5 48.Rh6 Nd3+ 49.Ke2 Nf4+ 50.Kf2 Nd3+ 51.Ke2 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "9"]
[White "Zurakhov, Vladen"]
[Black "Korchnoi, Viktor"]
[Result "0-1"]
[ECO "B06"]
[EventDate "1956.01.10"]
[PlyCount "76"]

1.e4 g6 2.d4 Bg7 3.f4 c5 4.d5 d6 5.Nf3 Nf6 6.Nc3 O-O 7.Be2 e6 8.O-O exd5 
9.exd5 Na6 10.Ng5 Nc7 11.a4 h6 12.Nf3 Re8 13.Bc4 Bf5 14.h3 Ne4 15.Nxe4 
Bxe4 16.Bb3 f5 17.c4 Na6 18.a5 Nb4 19.Kh2 Re7 20.Ra4 Nd3 21.Qd2 Qe8 22.Ne1
Nxe1 23.Rxe1 Bd4 24.Ra3 g5 25.Bd1 gxf4 26.Bf3 Rg7 27.Qe2 Qe5 28.Qf1 Re8 
29.Kh1 Bxb2 30.Bxb2 Qxb2 31.Raa1 Ree7 32.Re2 Qd4 33.Bxe4 fxe4 34.Rd1 Qxc4 
35.Rf2 Qxf1+ 36.Rdxf1 Rgf7 37.Rxf4 Rxf4 38.Rxf4 Re5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Averbakh, Yury"]
[Black "Ragozin, Viacheslav"]
[Result "1/2-1/2"]
[ECO "E73"]
[EventDate "1956.01.10"]
[PlyCount "76"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 h6 7.Be3 c6 8.Qd2 Kh7 
9.h3 a6 10.Nf3 d5 11.Bd3 dxe4 12.Nxe4 Nxe4 13.Bxe4 Be6 14.h4 Bf5 15.Bxf5 
gxf5 16.Qc2 e6 17.g4 Kh8 18.gxf5 Qa5+ 19.Ke2 Qxf5 20.Qxf5 exf5 21.Ne5 c5 
22.f4 cxd4 23.Bxd4 Nc6 24.Nxc6 bxc6 25.Bxg7+ Kxg7 26.Rhg1+ Kf6 27.Rad1 
Rfe8+ 28.Kf3 a5 29.Rd6+ Re6 30.Rxe6+ fxe6 31.h5 Rb8 32.b3 a4 33.bxa4 Rb4 
34.Rg6+ Kf7 35.Rxh6 Rxa4 36.Rh7+ Kf6 37.Rh6+ Ke7 38.Rh7+ Kf6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Bannik, Anatoly"]
[Black "Kholmov, Ratmir"]
[Result "0-1"]
[ECO "A33"]
[EventDate "1956.01.10"]
[PlyCount "112"]

1.c4 c5 2.Nc3 Nf6 3.Nf3 Nc6 4.d4 cxd4 5.Nxd4 e6 6.e3 Be7 7.Be2 O-O 8.O-O 
d5 9.cxd5 Nxd5 10.Nxd5 exd5 11.Nxc6 bxc6 12.Bd2 c5 13.Bc3 Be6 14.Qa4 Bf6 
15.Rfd1 Bxc3 16.bxc3 Qc7 17.Bf3 Rad8 18.Rd2 Rd7 19.Rad1 Rfd8 20.Bxd5 Bxd5 
21.Rxd5 Rxd5 22.Rxd5 g6 23.Qc4 Rxd5 24.Qxd5 Qa5 25.Qc4 Qd8 26.g3 Qd6 27.
Kg2 h5 28.h4 Kg7 29.e4 Qe5 30.Qd3 a5 31.a4 Qe8 32.Qc4 Qc6 33.Kf1 Qb7 34.
Ke2 Qb2+ 35.Kf3 Qc2 36.Qxc5 Qxa4 37.Ke3 Qa1 38.Qd4+ Kg8 39.Kf4 a4 40.Kg5 
Qa3 41.Kf6 Qf8 42.Kg5 Qe7+ 43.Kf4 a3 44.Ke3 Qb7 45.Qd8+ Kh7 46.Qa5 Qb2 47.
Qc7 Qb3 48.g4 a2 49.Qa5 Qb2 50.Qc7 Kg8 51.Qd8+ Kg7 52.Qd4+ Kh7 53.Qc4 Qb6+
54.Ke2 Qa7 55.gxh5 a1=Q 56.hxg6+ fxg6 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Borisenko, Grigory"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "E55"]
[EventDate "1956.01.10"]
[PlyCount "112"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.e3 O-O 6.Bd3 d5 7.O-O Nbd7 8.a3 dxc4
9.Bxc4 cxd4 10.Nb5 Be7 11.Nbxd4 a6 12.Ba2 Nc5 13.b4 Nce4 14.Bb2 Bd7 15.Ne5
Rc8 16.Nxd7 Qxd7 17.Nxe6 Qxd1 18.Rfxd1 Rc2 19.Bxf6 Bxf6 20.Bb1 Nxf2 21.
Bxc2 fxe6 22.Bb3 Nxd1 23.Bxe6+ Kh8 24.Rxd1 Re8 25.Rd6 h6 26.Kf2 Bb2 27.a4 
Ba3 28.Rb6 Bxb4 29.Rxb4 Rxe6 30.e4 b6 31.Ke3 Kh7 32.Kd4 Kg6 33.e5 Kf5 34.
Rb2 Re8 35.g4+ Kxg4 36.Kd5 b5 37.a5 Kh3 38.e6 g5 39.Kd6 g4 40.Kd7 Ra8 41.
e7 h5 42.Rc2 h4 43.Rc8 Ra7+ 44.Rc7 Ra8 45.Rc8 Ra7+ 46.Rc7 Ra8 47.Rc8 Ra7+ 
48.Kd6 Rxe7 49.Kxe7 Kxh2 50.Ra8 g3 51.Rxa6 g2 52.Rg6 g1=Q 53.Rxg1 Kxg1 54.
a6 h3 55.a7 h2 56.a8=Q h1=Q 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Byvshev, Vassily"]
[Black "Boleslavsky, Isaak"]
[Result "1-0"]
[ECO "C11"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 5.Nxe4 Be7 6.Bxf6 gxf6 7.Nf3 b6 8.
Bb5+ c6 9.Bc4 Qc7 10.Qd2 Nd7 11.O-O-O Bb7 12.Kb1 O-O-O 13.Qe2 Kb8 14.Rhe1 
Rhg8 15.g3 f5 16.Nc3 Bf6 17.a3 Rg4 18.h3 Rg7 19.Na2 Rgg8 20.c3 h5 21.Nb4 
h4 22.gxh4 Rh8 23.h5 Qf4 24.Nd2 c5 25.Nd3 Qc7 26.Ne5 Nxe5 27.dxe5 Bg5 28.
Bd3 Bf4 29.Bc4 Rd7 30.Bb5 Rd5 31.Nf3 Rhd8 32.Bc4 Rxd1+ 33.Rxd1 Rxd1+ 34.
Qxd1 a6 35.Be2 Ka7 36.Ka1 Qc6 37.h4 Qc7 38.Qd6 Qxd6 39.exd6 Bxd6 40.Ng5 
Bf8 41.Nxf7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Khasin, Abram"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "E50"]
[EventDate "1956.01.10"]
[PlyCount "68"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 O-O 6.Be2 b6 7.O-O Bb7 8.Na4 cxd4
9.exd4 Be7 10.Bf4 d6 11.b4 Nbd7 12.Qb3 Ne4 13.Rfd1 Ndf6 14.h3 Qd7 15.Nb2 
Rfc8 16.Rac1 b5 17.c5 Bd5 18.Qc2 Bxa2 19.c6 Qc7 20.Bxb5 Qb6 21.Bd3 Bd5 22.
b5 a6 23.Nc4 Bxc4 24.Qxc4 axb5 25.Qxb5 Qxb5 26.Bxb5 Nd5 27.Bd2 Nxd2 28.
Rxd2 Ra5 29.Rb2 Rb8 30.Rcb1 Bd8 31.Bf1 Rxb2 32.Rxb2 Ra8 33.Rb7 Kf8 34.Bc4 
Rc8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Korchnoi, Viktor"]
[Black "Tolush, Alexander"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "1956.01.10"]
[PlyCount "147"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.c4 d6 6.O-O Nc6 7.Nc3 Bf5 8.d5 Na5 
9.Nd4 Bd7 10.b3 c5 11.dxc6 bxc6 12.Bb2 Rb8 13.Rb1 a6 14.Nc2 Qc8 15.e4 Bh3 
16.Re1 Bxg2 17.Kxg2 Ng4 18.h3 Ne5 19.Ba1 Qb7 20.f4 Nd7 21.Qf3 Rbe8 22.g4 
c5 23.Nd5 Bxa1 24.Rxa1 Nc6 25.Rad1 a5 26.h4 a4 27.h5 axb3 28.axb3 Rb8 29.
Rb1 Rfe8 30.Rh1 Ra8 31.Rb2 Ra7 32.hxg6 fxg6 33.Qh3 Nf8 34.Qh6 Rea8 35.f5 
Ne5 36.fxg6 Nexg6 37.Rf1 Ra2 38.Rxa2 Rxa2 39.Rf2 Ne6 40.Kg1 Nef8 41.Qe3 
Rb2 42.Qf3 Rb1+ 43.Kh2 e6 44.Nf6+ Kh8 45.Nh5 Qe7 46.Nf4 Ne5 47.Qh3 Qg7 48.
Nh5 Nxg4+ 49.Qxg4 Qxg4 50.Rxf8+ Qg8 51.Rxg8+ Kxg8 52.Na3 Rb2+ 53.Kg1 Kf7 
54.Nb5 Ke7 55.Nf4 Rxb3 56.Nc7 Rb4 57.Ncxe6 Rxc4 58.Ng5 Kf6 59.Nxh7+ Ke5 
60.Ng2 Kxe4 61.Ng5+ Kd3 62.Kf2 Rc2+ 63.Kf3 Ra2 64.Nf4+ Kc4 65.Nf7 Rd2 66.
Ke3 Kc3 67.Ng5 d5 68.Nf3 d4+ 69.Ke4 Rd1 70.Ne6 Kb4 71.Nexd4 cxd4 72.Nxd4 
Kc4 73.Nf3 Rd8 74.Ne5+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Lisitsyn, Grigory"]
[Black "Antoshin, Vladimir"]
[Result "1/2-1/2"]
[ECO "A05"]
[EventDate "1956.01.10"]
[PlyCount "121"]

1.Nf3 Nf6 2.g3 e6 3.Bg2 Be7 4.d3 d5 5.Nbd2 b6 6.O-O O-O 7.e4 dxe4 8.Ng5 
Bb7 9.Ngxe4 Nxe4 10.Nxe4 Qc8 11.Re1 Nd7 12.Bd2 c5 13.Bc3 e5 14.f4 Qc7 15.
Qh5 exf4 16.Qg4 g6 17.Qxf4 Qxf4 18.gxf4 Bh4 19.Re3 Rae8 20.Rh3 Bd8 21.Rf1 
f5 22.Ng5 Bxg2 23.Kxg2 Bxg5 24.fxg5 Ne5 25.Re1 Ng4 26.Kf3 Rxe1 27.Bxe1 Re8
28.Bd2 a5 29.a4 Re7 30.Rh4 Kf8 31.h3 Ne5+ 32.Kf2 Nc6 33.Bc3 Rd7 34.Ke3 Ke8
35.Bf6 Nb4 36.Kd2 Nd5 37.Bh8 Kd8 38.c4 Nb4 39.d4 cxd4 40.Rxd4 Nc6 41.Rd3 
Kc7 42.Bc3 Rxd3+ 43.Kxd3 Kd6 44.Bd2 Ne5+ 45.Kc3 Nd7 46.b4 axb4+ 47.Kxb4 
Kc6 48.Kc3 Nc5 49.Be3 Nxa4+ 50.Kd4 Nc5 51.Ke5 Ne4 52.h4 Nd6 53.Kd4 b5 54.
cxb5+ Nxb5+ 55.Ke5 Nc3 56.h5 gxh5 57.Kxf5 Kd5 58.g6 hxg6+ 59.Kxg6 h4 60.
Kh5 h3 61.Bf4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Polugaevsky, Lev"]
[Black "Zurakhov, Vladen"]
[Result "1-0"]
[ECO "D38"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d5 5.cxd5 exd5 6.Bg5 h6 7.Bh4 c6 8.Qc2 
O-O 9.e3 Nbd7 10.Bd3 Re8 11.O-O Bd6 12.Rab1 Nf8 13.b4 a6 14.a4 Bg4 15.b5 
axb5 16.axb5 Rc8 17.bxc6 bxc6 18.Ba6 Rb8 19.Bd3 Bh5 20.Na4 Bxf3 21.gxf3 g5
22.Bg3 Rxb1 23.Rxb1 Bxg3 24.hxg3 Qd6 25.Rb6 Re6 26.Bf5 N6d7 27.Bxe6 Nxb6 
28.Bxf7+ Kxf7 29.Nxb6 Kg7 30.Qf5 Qe6 31.Qxe6 Nxe6 32.Nd7 h5 33.Kg2 Kh6 34.
Kh3 Kg7 35.Kg2 Kh6 36.Kh3 Kg7 37.g4 Kh6 38.Kg3 h4+ 39.Kh3 Kg7 40.Nc5 Nf8 
41.f4 gxf4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "10"]
[White "Taimanov, Mark"]
[Black "Simagin, Vladimir"]
[Result "1-0"]
[ECO "A22"]
[EventDate "1956.01.10"]
[PlyCount "111"]

1.c4 e5 2.Nc3 Nf6 3.g3 Bc5 4.Bg2 O-O 5.e3 Re8 6.Nge2 Nc6 7.O-O Bf8 8.d3 d6
9.a3 Bd7 10.h3 Qc8 11.Kh2 Nd8 12.f4 c6 13.e4 exf4 14.gxf4 Qc7 15.Ng3 Kh8 
16.b3 Ng8 17.Bb2 f6 18.Qh5 g6 19.Qf3 Bg7 20.f5 Nf7 21.Rad1 Ng5 22.Qf2 gxf5
23.Nxf5 Bxf5 24.Qxf5 d5+ 25.Kh1 dxc4 26.bxc4 Rad8 27.Ne2 Qb6 28.Bc3 Qe3 
29.Nf4 Nh6 30.Qa5 Rd7 31.Qb4 Nhf7 32.Rde1 Qb6 33.Qxb6 axb6 34.h4 Ne5 35.
hxg5 fxg5 36.Nh5 Rxd3 37.Ba1 Rd6 38.Nxg7 Kxg7 39.Rf5 Rde6 40.Rxg5+ Kh6 41.
Rxe5 Rxe5 42.Bxe5 Rxe5 43.Rb1 b5 44.cxb5 cxb5 45.Rc1 Kg5 46.Rc7 h5 47.Rxb7
Kh4 48.Kh2 Rc5 49.Rf7 Rc3 50.Rf3 Rc2 51.Rf4+ Kg5 52.Rf5+ Kg4 53.Rxb5 Rc3 
54.a4 h4 55.Rf5 Ra3 56.Bf3+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Antoshin, Vladimir"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[ECO "E64"]
[EventDate "1956.01.10"]
[PlyCount "85"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.g3 O-O 6.Bg2 d6 7.Nf3 e5 8.dxe6 Bxe6 
9.Ng5 Nc6 10.Nxe6 fxe6 11.O-O Qe7 12.Bg5 h6 13.Bf4 Rad8 14.Qa4 g5 15.Bd2 
d5 16.Rad1 a6 17.Bc1 d4 18.Ne4 Nxe4 19.Bxe4 Ne5 20.Qb3 b5 21.cxb5 c4 22.
Qa4 axb5 23.Qxb5 Qa7 24.Qb7 Qxa2 25.f4 gxf4 26.Bxf4 Qb3 27.Qxb3 cxb3 28.
Bxe5 Bxe5 29.Rxf8+ Kxf8 30.Rd3 Rb8 31.h4 Ke7 32.Kg2 Kd6 33.g4 Bf6 34.Kg3 
Kc5 35.Bg6 Be5+ 36.Kf3 Kd5 37.Be4+ Kc4 38.g5 hxg5 39.hxg5 Rf8+ 40.Kg2 Rf4 
41.Bc6 Rg4+ 42.Kf2 Rxg5 43.Ba4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Boleslavsky, Isaak"]
[Black "Taimanov, Mark"]
[Result "0-1"]
[ECO "E52"]
[EventDate "1956.01.10"]
[PlyCount "114"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4 5.e3 O-O 6.Bd3 b6 7.O-O Bb7 8.cxd5 
exd5 9.a3 Bd6 10.b4 Re8 11.Qb3 a6 12.Bb2 Nbd7 13.Rac1 c6 14.Qc2 Qe7 15.Bf5
a5 16.b5 c5 17.Ra1 Rad8 18.Na4 c4 19.Nd2 h5 20.Rfe1 Bc5 21.e4 Nxe4 22.Nxe4
dxe4 23.Qxc4 Nf6 24.Rad1 g6 25.Bh3 Nd5 26.Bc1 h4 27.g3 e3 28.Bxe3 Qe4 29.
Qd3 Nf4 30.Qxe4 Nxh3+ 31.Kg2 Bxe4+ 32.Kxh3 hxg3 33.hxg3 Kg7 34.Bg5 f6 35.
Rxe4 Rxe4 36.Be3 Rd5 37.Kg2 Re8 38.Nc3 Rh5 39.Rc1 Bd6 40.a4 Ba3 41.Rd1 Rc8
42.g4 Rh4 43.Nd5 Rxg4+ 44.Kf3 f5 45.Nxb6 Rc2 46.Nd7 Rh4 47.Rd3 Bd6 48.Nc5 
g5 49.Nb7 Bf4 50.Kg2 Bxe3 51.Rxe3 Rxd4 52.Nxa5 Rxa4 53.Nc6 Rf4 54.Rf3 Rxf3
55.Kxf3 Rb2 56.Nd4 Kf6 57.Ke3 g4 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Kholmov, Ratmir"]
[Black "Byvshev, Vassily"]
[Result "1-0"]
[ECO "E73"]
[EventDate "1956.01.10"]
[PlyCount "73"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Be3 c6 7.h3 e5 8.Nf3 Nbd7 
9.O-O Qe7 10.Qc2 Re8 11.dxe5 dxe5 12.Rad1 Nh5 13.Rd2 Nf4 14.Rfd1 Nxe2+ 15.
Rxe2 Nf8 16.Na4 Ne6 17.Red2 f5 18.exf5 gxf5 19.Qxf5 Nf4 20.Qg5 Qf8 21.Rd8 
h6 22.Rxe8 Qxe8 23.Qd8 Bf5 24.Qxe8+ Rxe8 25.b3 Be4 26.Ne1 b6 27.Rd7 Ra8 
28.Nc3 Bg6 29.Rc7 Be8 30.Nf3 Ne6 31.Re7 Bf7 32.Ne4 Kf8 33.Rb7 Be8 34.Nd6 
Bg6 35.Nh4 Bb1 36.Nhf5 Bf6 37.Rf7+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Ragozin, Viacheslav"]
[Black "Khasin, Abram"]
[Result "0-1"]
[ECO "A14"]
[EventDate "1956.01.10"]
[PlyCount "156"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.b3 Be7 5.Nf3 O-O 6.O-O c5 7.Bb2 Nc6 8.d3 d4 9.
Na3 e5 10.Nc2 h6 11.a3 Qc7 12.Nd2 Bg4 13.h3 Bh5 14.Rb1 Rfe8 15.Bc1 a5 16.
a4 Rad8 17.Qe1 Bg6 18.g4 Nh7 19.f3 Ng5 20.Ne4 Ne6 21.Kh1 Rd7 22.Rg1 Qd8 
23.Qg3 Bh4 24.Qh2 Bxe4 25.fxe4 Bf2 26.Rf1 Qh4 27.Bd2 Bg3 28.Be1 Bxh2 29.
Bxh4 Bf4 30.Bf2 Nb4 31.Nxb4 cxb4 32.h4 Rd6 33.Bh3 Red8 34.Rbd1 Nc5 35.Rb1 
Rf6 36.Bg2 Rdd6 37.Bf3 Ne6 38.Rbd1 Rc6 39.Kg2 Kf8 40.Rh1 Rd6 41.Rb1 Bd2 
42.Bg3 Bf4 43.Bf2 Nc5 44.Rh3 Ke7 45.Rhh1 Rd8 46.Rh3 Kd6 47.Rhh1 Rg8 48.Rh3
g6 49.Rhh1 Be3 50.Bg3 h5 51.Rh3 Bf4 52.g5 Bxg3 53.gxf6 Bf4 54.Kf2 Re8 55.
Ke1 Re6 56.Kd1 Rxf6 57.Kc2 Ne6 58.Bg2 Be3 59.Rf3 Rxf3 60.Bxf3 Bf2 61.Bxh5 
gxh5 62.Rf1 Bg3 63.Rxf7 Bxh4 64.Rxb7 Bd8 65.Rh7 h4 66.Rh6 Kd7 67.Rh5 Nf4 
68.Rxe5 h3 69.Rf5 Ng2 70.Rh5 Bh4 71.Rh7+ Kd6 72.Rh6+ Ke7 73.Rh7+ Kf6 74.c5
h2 75.c6 h1=Q 76.c7 Ne3+ 77.Kb2 Nd1+ 78.Kc2 Nc3 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Simagin, Vladimir"]
[Black "Borisenko, Grigory"]
[Result "1/2-1/2"]
[ECO "D61"]
[EventDate "1956.01.10"]
[PlyCount "83"]

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Nc3 Be7 5.Bg5 h6 6.Bh4 O-O 7.e3 Nbd7 8.Qc2 c5 
9.dxc5 Nxc5 10.cxd5 Nxd5 11.Bxe7 Nxe7 12.Be2 Bd7 13.O-O Rc8 14.Rfd1 Qc7 
15.Rac1 Rfd8 16.Ne4 b6 17.Nxc5 Qxc5 18.Qb1 Qa5 19.Rxc8 Nxc8 20.Qc1 b5 21.
b4 Qb6 22.Rxd7 Rxd7 23.Qxc8+ Qd8 24.Qxd8+ Rxd8 25.Nd4 Rc8 26.Bxb5 Rc1+ 27.
Bf1 Ra1 28.b5 Kf8 29.Nc6 Rxa2 30.g3 Ke8 31.Kg2 Kd7 32.Ne5+ Ke7 33.g4 g5 
34.Kg3 f5 35.h3 Kf6 36.Nc6 Ra1 37.Kg2 Ra4 38.Kf3 Ra1 39.Bd3 Ra3 40.Be2 Ra2
41.Nb4 fxg4+ 42.hxg4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Spassky, Boris"]
[Black "Bannik, Anatoly"]
[Result "1/2-1/2"]
[ECO "D37"]
[EventDate "1956.01.10"]
[PlyCount "58"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 Be7 5.e3 O-O 6.Bd3 c5 7.O-O Nc6 8.a3 cxd4 
9.exd4 dxc4 10.Bxc4 b6 11.Qd3 Bb7 12.Bg5 Rc8 13.Rad1 Nd5 14.Bxd5 Bxg5 15.
Be4 f5 16.Bxc6 Rxc6 17.Rfe1 Bf6 18.d5 exd5 19.Nxd5 Rc5 20.Nxf6+ Qxf6 21.
Qb3+ Kh8 22.Re6 Qf7 23.Ng5 Qh5 24.Re7 Bd5 25.Nf7+ Kg8 26.Nh6+ Kh8 27.Nf7+ 
Kg8 28.Nh6+ Kh8 29.Nf7+ Kg8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Tal, Mikhail"]
[Black "Lisitsyn, Grigory"]
[Result "1-0"]
[ECO "B71"]
[EventDate "1956.01.10"]
[PlyCount "107"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 Nc6 7.Nxc6 bxc6 8.e5 
Nd7 9.exd6 exd6 10.Be3 Be7 11.Qf3 d5 12.O-O-O Bf6 13.Bd4 O-O 14.h4 Rb8 15.
Qf2 Rb4 16.Bxf6 Nxf6 17.a3 Qb6 18.Qxb6 Rxb6 19.Na4 Rb7 20.Bd3 Nh5 21.Rhf1 
Re7 22.f5 gxf5 23.Rfe1 Rfe8 24.Rxe7 Rxe7 25.Kd2 Ng3 26.Kc3 f4 27.Kd4 Bf5 
28.Rd2 Re6 29.Nc5 Rh6 30.Ke5 Bxd3 31.cxd3 Rxh4 32.Kd6 Rh6+ 33.Kc7 Nf5 34.
Kb7 Nd4 35.Rf2 a5 36.Rxf4 Ne6 37.Rg4+ Kf8 38.Kxc6 Nxc5+ 39.Kxc5 Re6 40.
Kxd5 Rb6 41.b4 axb4 42.axb4 Ke7 43.Kc5 Rf6 44.Rd4 Rf5+ 45.Kb6 Rf6+ 46.Kc7 
Rf5 47.Re4+ Kf6 48.Kc6 Rf2 49.g4 h5 50.gxh5 Kg5 51.b5 f5 52.Rb4 f4 53.b6 
f3 54.b7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Tolush, Alexander"]
[Black "Polugaevsky, Lev"]
[Result "0-1"]
[ECO "B66"]
[EventDate "1956.01.10"]
[PlyCount "84"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O 
h6 9.Bf4 Bd7 10.Nb3 Ne5 11.Bg3 Be7 12.f4 Nh5 13.Kb1 Nxg3 14.hxg3 Nc6 15.
Be2 Qc7 16.g4 O-O-O 17.Rh3 Kb8 18.a3 Na5 19.Nxa5 Qxa5 20.Rd3 Bc6 21.Bf3 
Rc8 22.Ka2 Qc5 23.g3 Rc7 24.Kb1 Rhc8 25.Rc1 Qa5 26.Qe3 Bf6 27.Ne2 Ba4 28.
c3 Be7 29.Nd4 Qb6 30.Ka1 Bf6 31.Qd2 Rc4 32.Nc2 Be7 33.Ne3 R4c7 34.Rd4 Bb5 
35.Rd1 Be8 36.Rb4 Qa5 37.Rd4 Bf6 38.Rxd6 Bxc3 39.Qf2 Qxa3+ 40.Kb1 Bxb2 41.
Qxb2 Qxe3 42.Bh1 Qc3 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "11"]
[White "Zurakhov, Vladen"]
[Black "Averbakh, Yury"]
[Result "1/2-1/2"]
[ECO "B60"]
[EventDate "1956.01.10"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 a6 7.Bxf6 gxf6 8.Nb3
e6 9.Be2 Bd7 10.O-O Qb6 11.a4 Na5 12.Nxa5 Qxa5 13.Kh1 Be7 14.f4 Rc8 15.Qd3
h5 16.f5 Qe5 17.Bf3 h4 18.Rfe1 Kf8 19.Rad1 Rc5 20.Re3 a5 21.b3 Kg7 22.Ne2 
b5 23.axb5 Bxb5 24.c4 Bd7 25.Nd4 Qf4 26.Be2 e5 27.Rf3 Qg5 28.Nc2 Bc6 29.
Ne3 Rb8 30.Nd5 Bxd5 31.exd5 Rg8 32.Qe4 Rh8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Averbakh, Yury"]
[Black "Tolush, Alexander"]
[Result "1-0"]
[ECO "E66"]
[EventDate "1956.01.10"]
[PlyCount "107"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.c4 d6 6.d4 Nc6 7.Nc3 a6 8.d5 Na5 
9.Nd2 c5 10.Qc2 Rb8 11.b3 b5 12.Bb2 e5 13.Nd1 Bh6 14.Bc1 Ne8 15.cxb5 axb5 
16.a3 f5 17.b4 Nb7 18.Nc3 Bd7 19.Nb3 Bg7 20.Bb2 Rc8 21.Nd2 Nf6 22.Qb3 Qe8 
23.e4 f4 24.Nf3 Bh6 25.Rae1 g5 26.Bc1 Qh5 27.gxf4 g4 28.Nxe5 dxe5 29.fxe5 
Bxc1 30.Rxc1 Qxe5 31.bxc5 Nxc5 32.Qb1 Nh5 33.Ne2 Nf4 34.Nxf4 Qxf4 35.Rc3 
Na4 36.Re3 Rc3 37.Rxc3 Nxc3 38.Qd3 Qe5 39.Re1 Ra8 40.Qg3 Qxg3 41.fxg3 Rxa3
42.e5 Ra6 43.e6 Be8 44.Rf1 Kg7 45.Rf5 Bg6 46.e7 Ra1+ 47.Bf1 Re1 48.Rg5 Kf6
49.d6 b4 50.Rxg4 Re4 51.Bd3 Re6 52.Bxg6 hxg6 53.Rf4+ Ke5 54.d7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Borisenko, Grigory"]
[Black "Boleslavsky, Isaak"]
[Result "0-1"]
[ECO "E75"]
[EventDate "1956.01.10"]
[PlyCount "64"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 7.d5 e6 8.Nf3 h6 9.
Bd2 exd5 10.exd5 Bf5 11.O-O Ne4 12.Nxe4 Bxe4 13.Qc1 Kh7 14.Ne1 Re8 15.Bd3 
Nd7 16.Qc2 Qh4 17.Rc1 b5 18.Bxe4 Qxe4 19.cxb5 Qxd5 20.Qd3 Nb6 21.Qxd5 Nxd5
22.Nd3 Reb8 23.a4 a6 24.bxa6 Rxa6 25.Rc4 Rb3 26.Nf4 Rxb2 27.Nxd5 Rxd2 28.
Nc7 Rc6 29.Nb5 d5 30.Rf4 f5 31.g4 c4 32.gxf5 gxf5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Byvshev, Vassily"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[ECO "E63"]
[EventDate "1956.01.10"]
[PlyCount "85"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d6 6.d4 Nc6 7.O-O a6 8.b3 Rb8 
9.Bb2 Bd7 10.h3 b5 11.cxb5 axb5 12.d5 Na5 13.Nd4 b4 14.Na4 e5 15.Nc6 Nxc6 
16.dxc6 Be6 17.Rc1 Nh5 18.Kh2 f5 19.e3 Nf6 20.Re1 Qe7 21.Rc2 h5 22.h4 Kh7 
23.f4 Ng4+ 24.Kg1 Rfe8 25.Bf3 Bc8 26.Rc1 Ba6 27.Qd2 Qf8 28.Ba1 Re7 29.Bb2 
Qe8 30.Ba1 Bb5 31.Bd5 Nf6 32.Bg2 Ne4 33.Bxe4 fxe4 34.Qc2 exf4 35.Bxg7 Kxg7
36.gxf4 Rf7 37.Kh2 Rf5 38.Rg1 Qe7 39.Rg5 Kh7 40.Rcg1 Rbf8 41.Qd2 Qf6 42.
Qe1 Rxg5 43.Rxg5 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Khasin, Abram"]
[Black "Bannik, Anatoly"]
[Result "1/2-1/2"]
[ECO "E02"]
[EventDate "1956.01.10"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Bd7 6.Qxc4 Bc6 7.Nf3 Bd5 8.Qc2 
Be4 9.Qa4+ Qd7 10.Qxd7+ Nbxd7 11.Nc3 Bb4 12.Bd2 Bxc3 13.Bxc3 Nd5 14.Rc1 
O-O 15.O-O Rfc8 16.Rfd1 c5 17.dxc5 Rxc5 18.Bd4 Rxc1 19.Rxc1 N7b6 20.Ng5 
Bxg2 21.Kxg2 Rc8 22.Rxc8+ Nxc8 23.f4 Nb4 24.a3 Nc6 25.Bc3 Nd6 26.Kf3 h6 
27.Ne4 Nxe4 28.Kxe4 f5+ 29.Kd3 b5 30.a4 a6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Korchnoi, Viktor"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "A19"]
[EventDate "1956.01.10"]
[PlyCount "264"]

1.c4 Nf6 2.Nc3 e6 3.e4 c5 4.e5 Ng8 5.Nf3 Nc6 6.d4 cxd4 7.Nxd4 Nxe5 8.Bf4 
d6 9.Qd2 Ng6 10.Bg3 a6 11.O-O-O Nf6 12.Nb3 e5 13.c5 d5 14.Bc4 Be7 15.Nxd5 
Nxd5 16.Qxd5 Qxd5 17.Bxd5 O-O 18.Kb1 a5 19.a4 Bf5+ 20.Ka2 Bc2 21.Rc1 Bxb3+
22.Kxb3 Rac8 23.Bxb7 Rxc5 24.Rxc5 Bxc5 25.Rc1 Bd4 26.Rc7 Nf4 27.Bxf4 exf4 
28.Kc4 Bxf2 29.b4 axb4 30.a5 b3 31.Kxb3 g5 32.a6 Rd8 33.Bf3 Rd3+ 34.Kb4 
Rd4+ 35.Kb5 Rd2 36.a7 Bxa7 37.Rxa7 g4 38.Bxg4 Rxg2 39.h3 f5 40.Bf3 Rg3 41.
Bd5+ Kh8 42.h4 Rh3 43.Kc5 f3 44.Kd4 f2 45.Ra1 Kg7 46.Rf1 Kf6 47.Rxf2 Rxh4+
48.Kc5 Rh3 49.Be4 Ke5 50.Bxf5 Rc3+ 51.Kb4 Rc7 52.Bd3 h5 53.Rh2 Kd4 54.Bb5 
Rh7 55.Rh4+ Ke5 56.Kc5 Kf6 57.Be2 Kg5 58.Rh3 h4 59.Kd4 Re7 60.Ba6 Rd7+ 61.
Ke5 Re7+ 62.Kd6 Ra7 63.Bc8 Ra8 64.Bb7 Rd8+ 65.Ke5 Kg4 66.Rc3 Re8+ 67.Kd4 
h3 68.Bf3+ Kf4 69.Bc6 Rd8+ 70.Kc5 Rh8 71.Rf3+ Kg4 72.Kd4 h2 73.Rf1 Rh6 74.
Be4 Rd6+ 75.Ke5 Rd8 76.Bc6 Rh8 77.Ra1 Kg3 78.Ra3+ Kf2 79.Ra2+ Ke3 80.Bh1 
Re8+ 81.Kf5 Rf8+ 82.Kg4 Rf2 83.Ra3+ Kd4 84.Kg3 Rd2 85.Ra5 Ke3 86.Re5+ Kd4 
87.Rh5 Kc3 88.Bg2 Kd4 89.Rxh2 Ke3 90.Rh1 Kd4 91.Bf3 Ke3 92.Re1+ Kd4 93.Kf4
Rd3 94.Re8 Rd2 95.Ra8 Rd3 96.Ra4+ Kc5 97.Ke4 Rd7 98.Ra5+ Kd6 99.Kd4 Ke6+ 
100.Bd5+ Kf6 101.Ra1 Rg7 102.Ra6+ Kg5 103.Ke5 Re7+ 104.Be6 Rg7 105.Ra1 Kg6
106.Rf1 Kg5 107.Bf7 Kh4 108.Kf6 Rg2 109.Bd5 Rd2 110.Ke5 Kg3 111.Be4 Re2 
112.Rf8 Rd2 113.Rf3+ Kg4 114.Re3 Rf2 115.Re1 Kg3 116.Rg1+ Kh2 117.Rg8 Rf1 
118.Rg2+ Kh3 119.Bd5 Rd1 120.Bf3 Rd8 121.Kf4 Rf8+ 122.Ke3 Rf6 123.Rg4 Rf7 
124.Kf2 Rf5 125.Re4 Rf6 126.Re5 Rf4 127.Rg5 Rb4 128.Ke3 Kh4 129.Rg7 Rb6 
130.Rg1 Re6+ 131.Be4 Rf6 132.Bg6 Kh3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Lisitsyn, Grigory"]
[Black "Simagin, Vladimir"]
[Result "0-1"]
[ECO "A41"]
[EventDate "1956.01.10"]
[PlyCount "156"]

1.Nf3 d6 2.d4 Bg4 3.e4 Nd7 4.Nc3 c6 5.Be2 e6 6.O-O Ngf6 7.Be3 Be7 8.Nd2 
Bxe2 9.Qxe2 O-O 10.Rad1 d5 11.e5 Ne8 12.f4 f5 13.exf6 Bxf6 14.Nf3 Nd6 15.
Ne5 Bxe5 16.fxe5 Nf5 17.g4 Nxe3 18.Rxf8+ Nxf8 19.Qxe3 Qh4 20.h3 Ng6 21.Rf1
h5 22.gxh5 Ne7 23.Ne2 Qxh5 24.Nf4 Qh6 25.Ng2 Qg6 26.Qf2 Nf5 27.Kh2 Rf8 28.
c3 Rf7 29.Qe1 Qh6 30.Qe2 b6 31.Rf4 g5 32.Rg4 Kh8 33.Qd2 Rg7 34.b4 Qh5 35.
a4 a5 36.bxa5 bxa5 37.Qf2 Kg8 38.Qd2 Kh8 39.Qd3 Nh6 40.Rg3 Rf7 41.Qa6 Rf8 
42.Qxc6 Nf5 43.Rg4 Ng7 44.Qd6 Rf3 45.Rg3 Rxg3 46.Qf8+ Kh7 47.Kxg3 Nf5+ 48.
Kh2 Qg6 49.Qd8 Ng7 50.Qe7 Qf5 51.h4 g4 52.Qf6 Qd3 53.Nf4 Qc2+ 54.Kg1 g3 
55.Ng2 Qxc3 56.Kf1 Qxd4 57.Qf3 Qxe5 58.Nf4 Qf6 59.Kg2 Nf5 60.Qh5+ Kg7 61.
Kh3 d4 62.Qg4+ Kf7 63.h5 Qh6 64.Ng2 Qc1 65.Qf3 Kf6 66.Nf4 Qg1 67.Qe2 Qh1+ 
68.Kg4 Ne3+ 69.Kxg3 Nf5+ 70.Kf2 Qh4+ 71.Kf3 Qg3+ 72.Ke4 Nd6+ 73.Kxd4 Qxf4+
74.Kc5 Ke7 75.Qd1 Qb4+ 76.Kc6 Qb7+ 77.Kc5 Ne4+ 78.Kc4 Qb4+ 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Polugaevsky, Lev"]
[Black "Antoshin, Vladimir"]
[Result "1-0"]
[ECO "D37"]
[EventDate "1956.01.10"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.e3 Be7 5.Nc3 O-O 6.Bd3 dxc4 7.Bxc4 c5 8.O-O a6
9.a3 b5 10.Ba2 Bb7 11.Qe2 Nbd7 12.Rd1 cxd4 13.exd4 Nb6 14.Ne5 Nbd5 15.Rd3 
Rc8 16.Rh3 Qb6 17.Nxd5 Bxd5 18.Bxd5 Nxd5 19.Qh5 Nf6 20.Qh4 Rfd8 21.Be3 Qc7
22.Rg3 Ne8 23.Qh5 Bf8 24.Re1 Rd5 25.Rh3 Nf6 26.Qh4 Qc2 27.g4 Rcd8 28.g5 
Rxe5 29.dxe5 Ne8 30.g6 Qxg6+ 31.Rg3 Qd3 32.Bg5 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Ragozin, Viacheslav"]
[Black "Zurakhov, Vladen"]
[Result "1-0"]
[ECO "B56"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 e5 7.Ndb5 a6 8.Na3 
b5 9.Nd5 Nxd5 10.exd5 Na7 11.c4 Bd7 12.Qd2 Be7 13.Be2 O-O 14.O-O f5 15.f4 
Bf6 16.Rac1 Re8 17.Rce1 exf4 18.Bxf4 Qb6+ 19.Kh1 b4 20.Nc2 Bxb2 21.Nxb4 
Be5 22.Be3 Qa5 23.Rb1 Qd8 24.Nd3 Bf6 25.Rb7 Nc8 26.c5 Bb5 27.c6 Ne7 28.Nf4
Bxe2 29.Nxe2 Ng6 30.Bb6 Qc8 31.Nd4 Re7 32.Nxf5 Rxb7 33.Nxd6 Rxb6 34.Nxc8 
Rxc8 35.Qe3 Rbb8 36.Qe6+ Kh8 37.g3 Rc7 38.h4 Re7 39.Qd6 Be5 40.Qa3 Rd8 41.
h5 Bd6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "12"]
[White "Taimanov, Mark"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "D36"]
[EventDate "1956.01.10"]
[PlyCount "59"]

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Nbd7 5.cxd5 exd5 6.e3 Be7 7.Bd3 O-O 8.Nf3 
Re8 9.O-O c6 10.Qc2 Nf8 11.Rab1 a5 12.Rfe1 Ne4 13.Bxe7 Qxe7 14.Nd2 Nd6 15.
Na4 Qd8 16.Rbc1 Re6 17.Rcd1 Rh6 18.Nf1 Ng6 19.f3 Rb8 20.Qd2 Nh4 21.Qf2 f5 
22.Nc3 Be6 23.e4 fxe4 24.fxe4 Rf6 25.Qc2 dxe4 26.Nxe4 Nxe4 27.Bxe4 Ng6 28.
Ne3 Qb6 29.b3 Rd8 30.Qc5 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Antoshin, Vladimir"]
[Black "Averbakh, Yury"]
[Result "0-1"]
[ECO "B22"]
[EventDate "1956.01.10"]
[PlyCount "110"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Nf3 Nc6 7.Bc4 e6 8.O-O Be7
9.Nbd2 dxe5 10.dxe5 Nb6 11.Bb3 Nd4 12.Nxd4 Qxd4 13.Qe2 Bd7 14.Rd1 Bc6 15.
Nc4 Qe4 16.Qxe4 Bxe4 17.Nxb6 axb6 18.Be3 Bc5 19.Bxc5 bxc5 20.Rac1 Ra5 21.
Rd6 Ke7 22.f3 Bc6 23.Kf2 c4 24.Bxc4 Rxe5 25.Rd2 g5 26.Re2 Rxe2+ 27.Bxe2 
Rd8 28.Rd1 Ra8 29.a3 Ra4 30.Rc1 Kd6 31.Rc4 Rxc4 32.Bxc4 Kc5 33.Bd3 f5 34.
Ke3 f4+ 35.Kd2 h5 36.Kc3 g4 37.b4+ Kd6 38.Be2 h4 39.h3 g3 40.Kd2 e5 41.Ke1
e4 42.fxe4 Bxe4 43.Kf1 Bc6 44.b5 Bd5 45.a4 b6 46.Bd1 Kc5 47.Kg1 Kb4 48.Kf1
Kc5 49.Kg1 Kd6 50.Kf1 Ke5 51.Kg1 Bc4 52.Kh1 Be6 53.Kg1 f3 54.Bxf3 Bb3 55.
a5 bxa5 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Bannik, Anatoly"]
[Black "Byvshev, Vassily"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "1956.01.10"]
[PlyCount "88"]

1.e4 c5 2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.d4 cxd4 6.Bc4 Nb6 7.Bb3 d5 8.exd6 
Qxd6 9.cxd4 Be6 10.O-O Bxb3 11.axb3 e6 12.Na3 Qd5 13.Be3 Be7 14.Nb1 O-O 
15.Nc3 Qf5 16.Ne5 Nxe5 17.dxe5 Rfd8 18.Qf3 Qxf3 19.gxf3 Nd7 20.f4 Nc5 21.
b4 Nd3 22.b5 b6 23.Rfd1 Nxb2 24.Rxd8+ Bxd8 25.Ne4 Nc4 26.Ra4 Nxe3 27.fxe3 
Be7 28.Kf2 Kf8 29.Rc4 f5 30.exf6 gxf6 31.Rc6 Kf7 32.Rc7 a6 33.Rb7 axb5 34.
Nd6+ Kf8 35.Nxb5 Ra2+ 36.Kf3 Rxh2 37.Nd4 e5 38.Ne6+ Kf7 39.Nd8+ Ke8 40.Nc6
Bc5 41.fxe5 fxe5 42.Nxe5 Rh3+ 43.Kg4 Rxe3 44.Kf5 Rh3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Boleslavsky, Isaak"]
[Black "Lisitsyn, Grigory"]
[Result "1-0"]
[ECO "B76"]
[EventDate "1956.01.10"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.O-O-O Nxd4 10.Bxd4 Qa5 11.Kb1 e5 12.Be3 Be6 13.a3 Rfd8 14.Nb5 Qa4 
15.c4 Bxc4 16.Nc3 Qb3 17.Bxc4 Qxc4 18.Bg5 Qe6 19.Bxf6 Qxf6 20.Nd5 Qh4 21.
Qe2 Bf8 22.Qf1 Rac8 23.g3 Qg5 24.h4 Qh6 25.g4 g5 26.hxg5 Qxg5 27.Rh5 Qg6 
28.g5 h6 29.Rxh6 Qxg5 30.Rh5 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Kholmov, Ratmir"]
[Black "Borisenko, Grigory"]
[Result "1-0"]
[ECO "A36"]
[EventDate "1956.01.10"]
[PlyCount "101"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.b3 Bg7 5.Bb2 e6 6.Qc1 Nf6 7.Ne4 d6 8.Bg2 O-O 
9.d3 Qe7 10.Nf3 b6 11.Ne5 dxe5 12.Nxf6+ Bxf6 13.Bxc6 Bb7 14.Bxb7 Qxb7 15.
O-O Bg7 16.Qe3 f6 17.Bc3 h5 18.b4 cxb4 19.Bxb4 Rf7 20.a4 Rc8 21.a5 bxa5 
22.Bxa5 Bf8 23.Rfb1 Qd7 24.Bb4 Bxb4 25.Rxb4 Kg7 26.Rba4 Rc7 27.Ra6 Re7 28.
Kg2 Rb7 29.h4 Rc7 30.R1a5 Rb7 31.f3 Rc7 32.g4 hxg4 33.fxg4 Qd4 34.Qxd4 
exd4 35.g5 f5 36.Kf3 e5 37.Rd6 Rb7 38.Raa6 Rb6 39.Raxb6 axb6 40.Rxb6 e4+ 
41.Kf4 exd3 42.exd3 Re3 43.Rb7+ Kf8 44.c5 Ke8 45.c6 Kd8 46.Rd7+ Kc8 47.
Rxd4 Rh3 48.Ke5 Kc7 49.Kf6 Kxc6 50.Kxg6 Kc5 51.Rf4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Simagin, Vladimir"]
[Black "Korchnoi, Viktor"]
[Result "0-1"]
[ECO "A31"]
[EventDate "1956.01.10"]
[PlyCount "74"]

1.d4 Nf6 2.Nf3 c5 3.c4 cxd4 4.Nxd4 g6 5.Nc3 d5 6.Bg5 dxc4 7.e3 Bg7 8.Bxc4 
O-O 9.O-O a6 10.Qe2 b5 11.Bb3 Bb7 12.Rfd1 Qa5 13.e4 Nbd7 14.Ne6 fxe6 15.
Bxe6+ Kh8 16.Bxd7 b4 17.Bxf6 exf6 18.Nd5 f5 19.Nf4 Qe5 20.Ne6 Rf7 21.Ng5 
Re7 22.Qc4 fxe4 23.Nf7+ Rxf7 24.Qxf7 e3 25.fxe3 Rf8 26.Qb3 Bxg2 27.Kxg2 
Qg5+ 28.Kh1 Rf2 29.Bg4 Qh4 30.Bh3 Be5 31.Rd8+ Qxd8 32.Qe6 Rxh2+ 33.Kg1 
Qg5+ 34.Kf1 Qxe3 35.Qe8+ Kg7 36.Qe7+ Kh6 37.Qf8+ Bg7 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Spassky, Boris"]
[Black "Taimanov, Mark"]
[Result "1-0"]
[ECO "B68"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O 
Bd7 9.f4 Be7 10.Nf3 Rc8 11.Kb1 Qc7 12.e5 dxe5 13.fxe5 Nd5 14.Nxd5 exd5 15.
Bxe7 Nxe7 16.Bd3 O-O 17.Qg5 Bb5 18.Bxb5 axb5 19.Nd4 Ng6 20.c3 b4 21.cxb4 
Nxe5 22.Rc1 Nc4 23.b3 h6 24.Qg4 Nd2+ 25.Kb2 Qb8 26.Qg3 Qxg3 27.hxg3 Rfd8 
28.b5 Ne4 29.Rhe1 g6 30.a4 Kf8 31.b6 Ra8 32.Rc7 Rd6 33.Rf1 f5 34.Rxb7 Nc5 
35.Ra7 Re8 36.a5 Re4 37.Rd1 Ke8 38.b7 Rd8 39.Nc6 Re2+ 40.Ka3 Re3 41.Nxd8 
1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Tal, Mikhail"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[ECO "B66"]
[EventDate "1956.01.10"]
[PlyCount "96"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O 
h6 9.Bf4 Bd7 10.Bg3 Be7 11.Be2 Qc7 12.Nxc6 Bxc6 13.Bxd6 Bxd6 14.Qxd6 Qxd6 
15.Rxd6 Bxe4 16.Nxe4 Nxe4 17.Rd4 Nf6 18.Bf3 Rb8 19.Rb4 b6 20.Rd1 Ke7 21.
Rc4 Rhc8 22.Rxc8 Rxc8 23.Bb7 Rc4 24.b3 Rc7 25.Bxa6 Ra7 26.Bd3 Rxa2 27.Kb1 
Ra5 28.c4 Ng4 29.f3 Nf2 30.Rd2 Nxd3 31.Rxd3 Re5 32.Rd2 g5 33.Kb2 h5 34.Ka3
Re3 35.Ka4 g4 36.f4 h4 37.b4 Re4 38.Kb5 Rxf4 39.Rc2 g3 40.hxg3 hxg3 41.Rc3
Rf2 42.Rxg3 Rb2 43.Ra3 e5 44.g3 e4 45.Kxb6 Rxb4+ 46.Kc5 Rb1 47.Kd5 f5 48.
Ke5 Rf1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Tolush, Alexander"]
[Black "Ragozin, Viacheslav"]
[Result "1-0"]
[ECO "E80"]
[EventDate "1956.01.10"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 e5 6.d5 Nh5 7.Be3 Na6 8.Qd2 Bd7 9.
Bd3 c5 10.Nge2 Qh4+ 11.g3 Qe7 12.a3 Nc7 13.O-O-O a6 14.g4 Nf6 15.h4 h5 16.
Bg5 hxg4 17.h5 gxh5 18.Ng3 Qf8 19.f4 O-O-O 20.fxe5 dxe5 21.Qf2 Qd6 22.Kc2 
Nce8 23.b4 b6 24.bxc5 bxc5 25.Rb1 Bh6 26.Bh4 Bf4 27.Nge2 g3 28.Qe1 g2 29.
Rg1 Ng4 30.Nxf4 exf4 31.e5 Qxe5 32.Ne4 Ne3+ 33.Kc1 Qc7 34.Be7 Bf5 35.d6 
Nxd6 36.Nxd6+ Rxd6 37.Bxd6 Qxd6 38.Bxf5+ Nxf5 39.Qe4 Qf6 40.Qa8+ Kd7 41.
Qb7+ Kd8 42.Qb8+ Ke7 43.Rb7+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "13"]
[White "Zurakhov, Vladen"]
[Black "Khasin, Abram"]
[Result "1/2-1/2"]
[ECO "C75"]
[EventDate "1956.01.10"]
[PlyCount "45"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 Nge7 7.Bb3 h6 8.Nbd2 Ng6
9.Nc4 Be7 10.Ne3 O-O 11.O-O Re8 12.Nf5 Bf8 13.Bc2 exd4 14.N3xd4 Nxd4 15.
Nxd4 c5 16.Nf5 Bb5 17.Re1 d5 18.exd5 Rxe1+ 19.Qxe1 Qxd5 20.Be3 Re8 21.Qd1 
Bc6 22.Qxd5 Bxd5 23.b3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Averbakh, Yury"]
[Black "Tal, Mikhail"]
[Result "1/2-1/2"]
[ECO "E66"]
[EventDate "1956.01.10"]
[PlyCount "77"]

1.c4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.d4 c5 7.Nc3 Nc6 8.d5 Na5 
9.Nd2 a6 10.Qc2 Rb8 11.b3 b5 12.Bb2 bxc4 13.bxc4 e5 14.Nd1 Ng4 15.Bc3 Bd7 
16.f3 Nh6 17.e4 f5 18.Nf2 Nf7 19.Rab1 Qc7 20.Rxb8 Rxb8 21.exf5 gxf5 22.Bh3
Nh6 23.Nd1 Nb7 24.f4 Re8 25.Ne3 Qc8 26.fxe5 Bxe5 27.Bxe5 Rxe5 28.Ng2 Qe8 
29.Nf4 Ng4 30.Bxg4 fxg4 31.Qb3 Nd8 32.Qb8 Qe7 33.Qc7 Bf5 34.Qxe7 Rxe7 35.
Ng2 Re2 36.Rf2 Re5 37.Rf1 Kg7 38.Kf2 Nf7 39.Ne3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Borisenko, Grigory"]
[Black "Spassky, Boris"]
[Result "0-1"]
[ECO "E54"]
[EventDate "1956.01.10"]
[PlyCount "68"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 c5 5.e3 O-O 6.Bd3 d5 7.O-O cxd4 8.exd4 
dxc4 9.Bxc4 Nbd7 10.Qe2 a6 11.Bb3 b5 12.Rd1 Re8 13.Ne5 Bb7 14.Bg5 Bxc3 15.
bxc3 Qc7 16.Nxd7 Nxd7 17.Rd3 Bd5 18.Rg3 Nf8 19.h4 Kh8 20.Qg4 f5 21.Qd1 
Rac8 22.Qd2 Qf7 23.Bd1 Nd7 24.Bf4 e5 25.dxe5 Nxe5 26.Bb3 Bc4 27.Re1 Ng4 
28.Bd1 Rcd8 29.Rxe8+ Qxe8 30.Bxg4 Rxd2 31.Bxd2 fxg4 32.Rxg4 Qe2 33.Rd4 
Qf1+ 34.Kh2 Qxf2 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Khasin, Abram"]
[Black "Byvshev, Vassily"]
[Result "0-1"]
[ECO "E63"]
[EventDate "1956.01.10"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nc6 7.O-O a6 8.d5 Na5 
9.b3 c5 10.dxc6 bxc6 11.Bb2 Rb8 12.Qd2 Be6 13.Nd4 Bd7 14.Rab1 Qc7 15.e4 
Nb7 16.Nc2 Nc5 17.Rfd1 Rfd8 18.h3 Be8 19.Ne3 e5 20.Qc2 Ne6 21.Ne2 Qa7 22.
Rd2 c5 23.Nd5 Nxd5 24.cxd5 Nd4 25.Nxd4 exd4 26.Kh2 a5 27.Bf1 a4 28.Bc4 Bd7
29.Re1 Bc8 30.f4 Re8 31.Rde2 Qd7 32.g4 h5 33.f5 hxg4 34.hxg4 Qe7 35.Qd3 
Qh4+ 36.Qh3 Be5+ 37.Kg2 Qxh3+ 38.Kxh3 Kg7 39.Kg2 Rh8 40.Rh1 Rxh1 41.Kxh1 
Bd7 42.Bc1 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Korchnoi, Viktor"]
[Black "Boleslavsky, Isaak"]
[Result "1/2-1/2"]
[ECO "A49"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.d4 Nf6 2.Nf3 g6 3.g3 b6 4.Bg2 Bb7 5.O-O Bg7 6.c4 O-O 7.Qc2 c5 8.d5 b5 9.
e4 bxc4 10.Nfd2 e6 11.Nc3 exd5 12.exd5 Na6 13.a3 d6 14.Nxc4 Nc7 15.Rd1 Ba6
16.Qa4 Bxc4 17.Qxc4 Rb8 18.b4 cxb4 19.axb4 a6 20.Ra5 Qd7 21.Ne4 Nxe4 22.
Qxe4 Nb5 23.Qh4 Nc3 24.Re1 Rfe8 25.Be3 Qb7 26.Qc4 Qxb4 27.Qxb4 Rxb4 28.
Rxa6 Bf8 29.Rc6 Na4 30.Ra1 Reb8 31.Bf1 Nb6 32.Rd1 Nd7 33.h3 Ne5 34.Rc2 h5 
35.f4 Nd7 36.Bg2 Nf6 37.Bd4 Be7 38.Rc6 Ne8 39.Bf3 Bd8 40.Kg2 Bb6 41.Bc3 
1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Lisitsyn, Grigory"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "A49"]
[EventDate "1956.01.10"]
[PlyCount "59"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 a5 7.Nc3 Bd7 8.O-O a4 
9.Nxa4 Bxa4 10.bxa4 Rxa4 11.Nd2 c6 12.c4 Ra8 13.Qc2 Nbd7 14.Rfb1 e5 15.
dxe5 dxe5 16.a4 Re8 17.Ra2 Qc7 18.Ba3 Ra7 19.Bb4 Rea8 20.h3 Ra6 21.e3 Bf8 
22.Bc3 b6 23.Rba1 Nc5 24.Bb2 Nfd7 25.Ne4 f5 26.Nxc5 Nxc5 27.e4 fxe4 28.
Bxe4 Rd8 29.Bc3 Ne6 30.h4 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Polugaevsky, Lev"]
[Black "Simagin, Vladimir"]
[Result "1-0"]
[ECO "C02"]
[EventDate "1956.01.10"]
[PlyCount "103"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Bd7 6.a3 c4 7.b4 cxb3 8.Qxb3 Na5 9.
Qc2 Ne7 10.Bd3 h6 11.O-O Nf5 12.h3 Be7 13.Nbd2 Qc7 14.a4 Rc8 15.Bb2 Nh4 
16.Nxh4 Bxh4 17.f4 Be7 18.g4 h5 19.Kg2 Nc4 20.Nxc4 dxc4 21.Be4 Bc6 22.Rae1
Bxe4+ 23.Qxe4 Qc6 24.f5 Qxe4+ 25.Rxe4 Rd8 26.f6 gxf6 27.exf6 Bf8 28.g5 Rd5
29.Bc1 Kd7 30.Re5 Bd6 31.Rxd5 exd5 32.Bf4 Rg8 33.Kf3 Ba3 34.Ra1 Bf8 35.Re1
Ba3 36.Ra1 Bf8 37.Kg3 b6 38.Re1 Ba3 39.Kh4 Rh8 40.g6 fxg6 41.Kg5 Re8 42.
Rxe8 Kxe8 43.Kxg6 Bf8 44.Bg5 a6 45.f7+ Kd7 46.Kh7 b5 47.axb5 axb5 48.Kg8 
Bd6 49.f8=Q Bxf8 50.Kxf8 b4 51.cxb4 c3 52.Kf7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Ragozin, Viacheslav"]
[Black "Antoshin, Vladimir"]
[Result "1-0"]
[ECO "C41"]
[EventDate "1956.01.10"]
[PlyCount "79"]

1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Be7 6.Bf4 O-O 7.Be2 a6 8.O-O 
c5 9.Nf3 Be6 10.Ng5 Nc6 11.Nxe6 fxe6 12.Bc4 Qc8 13.Na4 Nxe4 14.Nb6 Qd8 15.
Bxe6+ Kh8 16.Nd5 Bg5 17.Bxg5 Nxg5 18.Bg4 Ne5 19.f4 Nxg4 20.Qxg4 Ne4 21.
Rae1 Nf6 22.Qf3 Nxd5 23.Qxd5 Qb6 24.b3 c4+ 25.Kh1 cxb3 26.axb3 Qc5 27.Qxc5
dxc5 28.Re7 b5 29.g3 Kg8 30.Ra1 Rf7 31.Re6 Rf6 32.Re5 Rc6 33.Kg2 Rd8 34.
Kf3 Rd2 35.Re2 Rxe2 36.Kxe2 Kf7 37.Ke3 Rd6 38.Ra5 Ke6 39.c4 Rb6 40.Ke4 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Taimanov, Mark"]
[Black "Bannik, Anatoly"]
[Result "1/2-1/2"]
[ECO "E46"]
[EventDate "1956.01.10"]
[PlyCount "124"]

1.c4 Nf6 2.d4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.cxd5 Nxd5 8.Qc2 
Nd7 9.Ng3 Nxc3 10.bxc3 c5 11.Bd3 h6 12.O-O Nf6 13.f4 Qc7 14.Qe2 Rd8 15.Bb2
Bd7 16.e4 cxd4 17.cxd4 Bc6 18.f5 Qb6 19.Kh1 Rxd4 20.Bxd4 Qxd4 21.fxe6 fxe6
22.Bc4 Qe5 23.Nf5 Bc5 24.Nh4 Re8 25.Rae1 Qxe4 26.Nf3 Bd5 27.Bxd5 Qxe2 28.
Rxe2 Nxd5 29.a4 Nc3 30.Rc2 Bb4 31.Ne5 Rd8 32.h4 h5 33.g3 a5 34.Ng6 Rd7 35.
g4 hxg4 36.Rf4 Kh7 37.Rxg4 Rd1+ 38.Kg2 Nd5 39.Re2 Bc5 40.Kh3 Rd3+ 41.Kh2 
Ne3 42.Rg5 Bd6+ 43.Kg1 b6 44.Kf2 Bc5 45.Nf8+ Bxf8 46.Rxe3 Rd4 47.Rxe6 Bc5 
48.Kf3 Rxa4 49.Reg6 Bd4 50.Rg4 Rb4 51.h5 Bf6 52.Rxb4 axb4 53.Ke2 b3 54.Kd1
b5 55.Kc1 b4 56.Kb1 b2 57.Kc2 Bc3 58.Kb1 Bd4 59.Kc2 b3+ 60.Kb1 Bf6 61.h6 
Kxg6 62.h7 Kxh7 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "14"]
[White "Zurakhov, Vladen"]
[Black "Tolush, Alexander"]
[Result "1-0"]
[ECO "C90"]
[EventDate "1956.01.10"]
[PlyCount "63"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d3 d6 
9.c3 Nb8 10.Nbd2 Nbd7 11.Nf1 Bb7 12.Ng3 c5 13.Nf5 d5 14.exd5 Nxd5 15.Nxe5 
Nxe5 16.Rxe5 Bf6 17.Re1 b4 18.cxb4 Nxb4 19.Bc4 Qd7 20.Qg4 Kh8 21.Re7 Qc6 
22.Bg5 Bc8 23.Re6 Qxe6 24.Bxe6 Bxb2 25.Bxc8 Bxa1 26.Bd7 g6 27.Nd6 Bg7 28.
Be7 Rfb8 29.Nxf7+ Kg8 30.Qe6 h6 31.Ng5+ Kh8 32.Qxg6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Antoshin, Vladimir"]
[Black "Zurakhov, Vladen"]
[Result "1/2-1/2"]
[ECO "C22"]
[EventDate "1956.01.10"]
[PlyCount "86"]

1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 g6 5.Bc4 Bg7 6.Ne2 Nf6 7.Nbc3 O-O 8.O-O
Na5 9.Bd3 d5 10.exd5 Nxd5 11.Qg3 Nf6 12.Bg5 h6 13.Be3 Nh5 14.Qf3 Nc6 15.
Rad1 Ne5 16.Qe4 Nxd3 17.Rxd3 Qe8 18.Qc4 b6 19.Nd5 Be6 20.Qxc7 Bxd5 21.Rxd5
Rc8 22.Qxa7 Rxc2 23.Nc1 Rxb2 24.Rd7 Qe6 25.Rb7 b5 26.a3 Qd5 27.Rd7 Qc4 28.
Nd3 Rb3 29.Nc5 Rc3 30.Nb7 Nf4 31.Bxf4 Qxf4 32.g3 Qa4 33.Nd6 Qxa7 34.Rxa7 
Rb3 35.Re1 Bf6 36.h4 h5 37.Kf1 b4 38.axb4 Rxb4 39.Ne4 Bd8 40.Rd7 Kg7 41.
Red1 Bb6 42.Ng5 Kg8 43.R1d2 Rb1+ 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Bannik, Anatoly"]
[Black "Borisenko, Grigory"]
[Result "1/2-1/2"]
[ECO "C90"]
[EventDate "1956.01.10"]
[PlyCount "90"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d3 Na5 10.Bc2 c5 11.Nbd2 Nd7 12.Nf1 Nb6 13.Ne3 g6 14.d4 Bf6 15.h3 Bg7 
16.dxc5 dxc5 17.Qxd8 Rxd8 18.Ng4 f6 19.Be3 Nb7 20.Bb3+ Nc4 21.Nd2 Be6 22.
Nxc4 bxc4 23.Ba4 Rac8 24.Rad1 Kf7 25.Rxd8 Rxd8 26.Nh2 Bf8 27.Nf3 Rb8 28.
Re2 Rc8 29.Ne1 Nd6 30.Bc1 Nb5 31.Nc2 Rd8 32.Re1 Na7 33.Ne3 Rd6 34.Bd1 Nc8 
35.Be2 Nb6 36.g3 Kg7 37.f4 exf4 38.gxf4 Rd8 39.Kg2 Bd6 40.Rd1 Bc7 41.Rxd8 
Bxd8 42.f5 Bf7 43.fxg6 hxg6 44.Bg4 Bc7 45.Kf3 Kf8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Boleslavsky, Isaak"]
[Black "Polugaevsky, Lev"]
[Result "0-1"]
[ECO "B70"]
[EventDate "1956.01.10"]
[PlyCount "110"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g3 g6 7.Nde2 Bg7 8.Bg2 
O-O 9.O-O Bd7 10.h3 Rc8 11.Nd5 Ne5 12.Nd4 Nc6 13.Ne2 Ne5 14.Nef4 Nxd5 15.
exd5 Qb6 16.c3 Rfe8 17.Re1 Qa6 18.a4 Qa5 19.Ne2 b5 20.b4 Qc7 21.a5 Bf5 22.
Be3 Nd3 23.Rf1 Nb2 24.Qb3 Nc4 25.Bf4 Qd7 26.Kh2 Bd3 27.Rfe1 Ne5 28.Nd4 Bc4
29.Qd1 Nd3 30.Re3 Bxd4 31.cxd4 Nxb4 32.Qd2 Nxd5 33.Bxd5 Bxd5 34.Rae1 Rc7 
35.g4 Qc8 36.Kg3 Rc2 37.Qb4 Qb7 38.Bxd6 e6 39.Bc5 Qc7+ 40.Bd6 Qc6 41.Be5 
Rc4 42.Qd2 Rc2 43.Qb4 Qc4 44.Qd6 Qa2 45.Rf1 Qxa5 46.h4 Qd8 47.Ra1 Qxd6 48.
Bxd6 Rd8 49.Bb4 Rc4 50.Bc5 b4 51.Bxa7 Ra8 52.Ra5 Rc6 53.Re1 b3 54.Ra3 b2 
55.Rb1 Rc7 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Byvshev, Vassily"]
[Black "Taimanov, Mark"]
[Result "0-1"]
[ECO "B88"]
[EventDate "1956.01.10"]
[PlyCount "76"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.O-O Be7 8.a3 
O-O 9.Ba2 Bd7 10.Kh1 Rc8 11.Be3 a6 12.f3 b5 13.Nxc6 Bxc6 14.Ne2 Nd7 15.Qd2
Ne5 16.Rad1 Bb7 17.Ng3 Qc7 18.c3 Nc4 19.Qf2 Nxe3 20.Qxe3 Qc5 21.Qe2 h5 22.
Qd3 Rfd8 23.Ne2 h4 24.Ng1 a5 25.Nh3 b4 26.axb4 axb4 27.c4 Bf6 28.Rf2 Ba6 
29.b3 d5 30.exd5 exd5 31.Qf5 dxc4 32.Rxd8+ Bxd8 33.Qe4 Bf6 34.Bb1 g6 35.
Rc2 c3 36.Nf4 Bb5 37.Nd5 Bg5 38.Nxb4 Re8 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Kholmov, Ratmir"]
[Black "Korchnoi, Viktor"]
[Result "1/2-1/2"]
[ECO "A34"]
[EventDate "1956.01.10"]
[PlyCount "64"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 c5 5.Bg2 Nc7 6.Nh3 e6 7.O-O Be7 8.b3 
O-O 9.Bb2 Nba6 10.Na4 Nb5 11.Nf4 Rb8 12.e3 Bf6 13.Bxf6 Qxf6 14.Qe2 Bd7 15.
Rac1 Qe7 16.Rfd1 Nbc7 17.Nc3 Rfd8 18.d4 Be8 19.h4 Nb4 20.dxc5 Rxd1+ 21.
Rxd1 Qxc5 22.Qd2 Qe7 23.a3 Nc6 24.Qb2 Rd8 25.Rxd8 Nxd8 26.b4 e5 27.Nfd5 
Nxd5 28.Nxd5 Qd6 29.f4 exf4 30.exf4 f6 31.Qd4 Nc6 32.Qe3 Kf8 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Simagin, Vladimir"]
[Black "Averbakh, Yury"]
[Result "1/2-1/2"]
[ECO "B20"]
[EventDate "1956.01.10"]
[PlyCount "85"]

1.e4 c5 2.b3 d6 3.Bb2 Nf6 4.Nc3 Nc6 5.Nf3 e5 6.Be2 g6 7.O-O Bg7 8.Ne1 O-O 
9.Bc4 Be6 10.Bxe6 fxe6 11.d3 Bh6 12.Ne2 Nh5 13.g3 Rf7 14.c3 Qb6 15.Bc1 
Bxc1 16.Qxc1 Raf8 17.Qe3 d5 18.Rd1 d4 19.cxd4 cxd4 20.Qd2 Kg7 21.Kg2 h6 
22.f3 g5 23.Nc2 a5 24.Rc1 Kg6 25.Na3 Qb4 26.Qb2 Rf6 27.Nc4 R8f7 28.a3 Qf8 
29.Nd2 Kg7 30.Ng1 Kg8 31.Rc2 g4 32.Qc1 Qg7 33.Kh1 Qg5 34.fxg4 Qxg4 35.Rxf6
Rxf6 36.Nf1 Kg7 37.Qe1 Rf7 38.Rf2 Rxf2 39.Qxf2 Nf6 40.Qe1 Qh5 41.Kg2 Qf7 
42.Nf3 Qf8 43.Qc1 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Spassky, Boris"]
[Black "Lisitsyn, Grigory"]
[Result "1-0"]
[ECO "E30"]
[EventDate "1956.01.10"]
[PlyCount "86"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 Bxc3+ 6.bxc3 Qe7 7.e3 b6 8.Nf3 
Bb7 9.Bd3 d6 10.O-O Nbd7 11.Nd2 g5 12.Bg3 h5 13.h3 h4 14.Bh2 Rg8 15.f3 Nh5
16.c5 f5 17.Qa4 dxc5 18.Bxc7 Rc8 19.Be5 a6 20.Bxa6 Ra8 21.Nc4 Bxa6 22.Nxb6
Kf7 23.Qxd7 Qxd7 24.Nxd7 Bxf1 25.Kxf1 cxd4 26.Bxd4 Ke7 27.Ne5 Rgc8 28.a4 
Ng3+ 29.Ke1 Rab8 30.Nd3 g4 31.a5 gxh3 32.gxh3 Rg8 33.Kf2 f4 34.e4 Rb3 35.
a6 Ra8 36.a7 Nh5 37.Ra5 Nf6 38.Rg5 Ne8 39.Nxf4 Rb2+ 40.Ke3 Ra2 41.Rg6 Nc7 
42.Be5 Ne8 43.Rxe6+ Kd7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Tal, Mikhail"]
[Black "Ragozin, Viacheslav"]
[Result "1-0"]
[ECO "D92"]
[EventDate "1956.01.10"]
[PlyCount "159"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 g6 5.Bf4 Bg7 6.e3 Qa5 7.Be2 Nbd7 8.O-O Nh5
9.Bg5 h6 10.Bh4 g5 11.Nd2 gxh4 12.Bxh5 Nf6 13.Bf3 O-O 14.Qc2 dxc4 15.Nxc4 
Qg5 16.Kh1 Be6 17.Ne5 Qf5 18.e4 Qh7 19.Qa4 Ne8 20.Nd3 Rd8 21.Ne2 Nd6 22.
Nc5 Bc4 23.e5 b5 24.Qxa7 Nc8 25.Qc7 Bxe2 26.Bxe2 Rxd4 27.Qxc6 Qc2 28.Bf3 
Rc4 29.b4 Bxe5 30.Rae1 Bg7 31.a3 Nd6 32.Rxe7 Nf5 33.Rxf7 Rxf7 34.Bd5 Qe2 
35.Rg1 Qe7 36.Qg6 Qf6 37.Qh5 Ne7 38.Nd7 Qf5 39.Bxf7+ Qxf7 40.Qxb5 Rc2 41.
Ne5 Qxf2 42.Ng4 Qf7 43.Qd3 Rb2 44.Qe4 h5 45.Ne3 Re2 46.b5 Bh6 47.Nf5 Rxe4 
48.Nxh6+ Kg7 49.Nxf7 Kxf7 50.b6 Nc6 51.h3 Ke8 52.Rd1 Nb8 53.Rd5 Re1+ 54.
Kh2 Rb1 55.Rxh5 Rxb6 56.Rxh4 Ke7 57.Rb4 Rxb4 58.axb4 Nc6 59.b5 Nd4 60.b6 
Kd7 61.h4 Kc6 62.h5 Ne6 63.h6 Nf8 64.Kg3 Kxb6 65.Kf4 Kc7 66.Kf5 Kd7 67.Kf6
Ke8 68.Kg7 Ke7 69.h7 Nxh7 70.Kxh7 Kf6 71.Kh6 Kf5 72.Kh5 Kf6 73.g4 Kg7 74.
Kg5 Kh7 75.Kf6 Kg8 76.Kg6 Kh8 77.g5 Kg8 78.Kh6 Kh8 79.g6 Kg8 80.g7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "15"]
[White "Tolush, Alexander"]
[Black "Khasin, Abram"]
[Result "1-0"]
[ECO "C75"]
[EventDate "1956.01.10"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.O-O Nge7 7.Bb3 Ng6 8.d4 Be7
9.Nbd2 O-O 10.Nc4 exd4 11.Nxd4 Bf6 12.Ne2 Nce5 13.Ne3 Bb5 14.c4 Bc6 15.Nd5
b5 16.Nd4 Bd7 17.cxb5 axb5 18.f3 c6 19.Nxf6+ Qxf6 20.Be3 Nc4 21.Bxc4 bxc4 
22.Qc2 d5 23.Ne2 Qe7 24.Nc3 f5 25.Bd4 dxe4 26.fxe4 c5 27.Bf2 Bc6 28.exf5 
Nf4 29.Rae1 Qg5 30.Bg3 Nxg2 31.Re6 Bb7 32.Ne4 Ne3 33.Nxg5 Nxc2 34.Re7 Bd5 
35.Be5 Bf7 36.f6 g6 37.Bd6 Rad8 38.Bxc5 Rd5 39.Nxf7 Rxc5 40.Nh6+ 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Averbakh, Yury"]
[Black "Boleslavsky, Isaak"]
[Result "1/2-1/2"]
[ECO "E64"]
[EventDate "1956.01.10"]
[PlyCount "126"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.d4 O-O 6.Nf3 c5 7.d5 Na6 8.O-O Nc7 
9.Bf4 b5 10.cxb5 Rb8 11.a4 a6 12.e4 Nh5 13.Bd2 axb5 14.axb5 Nxb5 15.Nxb5 
Rxb5 16.Bc3 Bg4 17.Qd3 Rb7 18.e5 Bxf3 19.Bxf3 dxe5 20.Rfe1 Rd7 21.Qc4 Qc7 
22.Ra6 Nf6 23.Rc6 Qa7 24.Bxe5 Ne8 25.Bxg7 Kxg7 26.Qc3+ Kg8 27.Rc8 Rc7 28.
Rxc7 Qxc7 29.Qe3 Nd6 30.Qxe7 Qxe7 31.Rxe7 Rb8 32.Rc7 Kf8 33.Rxc5 Rxb2 34.
g4 g5 35.Rc6 Ke7 36.Rc7+ Kf6 37.Rd7 Ke5 38.Kg2 Rb3 39.Rd8 f6 40.h3 Rb7 41.
Ra8 f5 42.Ra3 Kf4 43.Ra4+ Ke5 44.Ra3 Kf6 45.Ra1 Rd7 46.Ra8 Rc7 47.Rh8 Ke5 
48.Rf8 Rf7 49.Rg8 Kf4 50.Rd8 Ke5 51.Rg8 Kf4 52.Ra8 Rc7 53.Ra6 Ke5 54.gxf5 
Re7 55.f6 Rf7 56.Ra1 Kxf6 57.Bg4 Rc7 58.Re1 Re7 59.Be6 Ra7 60.Re3 Ra4 61.
Rf3+ Ke5 62.Rf8 Ra2 63.Kf3 h5 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Borisenko, Grigory"]
[Black "Byvshev, Vassily"]
[Result "0-1"]
[ECO "E73"]
[EventDate "1956.01.10"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c6 7.Nf3 Bg4 8.O-O Bxf3
9.Bxf3 Nbd7 10.Qd2 e5 11.d5 c5 12.a3 Kh8 13.g3 a6 14.h4 Qc7 15.Kg2 h5 16.
Be2 Nh7 17.Be3 Qd8 18.Rh1 Qe8 19.Qd1 Rg8 20.Kf1 Qf8 21.g4 Bh6 22.gxh5 Bxe3
23.fxe3 Qh6 24.Rh3 Ndf6 25.Ke1 gxh5 26.Kd2 b5 27.cxb5 axb5 28.b4 Rxa3 29.
Rxa3 cxb4 30.Ra7 bxc3+ 31.Kc2 b4 32.Qf1 Qg6 33.Bd3 Nxe4 34.Qxf7 b3+ 35.Kc1
Qxf7 36.Rxf7 Rg1+ 37.Rf1 Rxf1+ 38.Bxf1 b2+ 39.Kb1 Nd2+ 40.Kc2 b1=Q+ 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Khasin, Abram"]
[Black "Taimanov, Mark"]
[Result "0-1"]
[ECO "B67"]
[EventDate "1956.01.10"]
[PlyCount "60"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O 
Bd7 9.f4 b5 10.Nxc6 Bxc6 11.Bd3 Be7 12.e5 dxe5 13.fxe5 Nd7 14.Bxe7 Qxe7 
15.Be4 Nxe5 16.Bxc6+ Nxc6 17.Nd5 Qb7 18.Qc3 exd5 19.Rhe1+ Kf8 20.Rxd5 h5 
21.Red1 Rh6 22.Rg5 Rh7 23.Rc5 b4 24.Qg3 Rh6 25.Rg5 Qb8 26.Qf2 Qe8 27.Re1 
Qd7 28.Rf5 Re8 29.Rf1 Re7 30.Qc5 Kg8 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Korchnoi, Viktor"]
[Black "Spassky, Boris"]
[Result "1-0"]
[ECO "A49"]
[EventDate "1956.01.10"]
[PlyCount "59"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.b3 d6 6.Bb2 e5 7.dxe5 Ng4 8.O-O 
Nxe5 9.Nxe5 dxe5 10.Nc3 Nd7 11.Qd2 Nf6 12.Qxd8 Rxd8 13.Rfd1 Rxd1+ 14.Rxd1 
Bf5 15.Bxb7 Rb8 16.Bc6 Bxc2 17.Rc1 Bf5 18.Nb5 Bh6 19.Rc4 Be6 20.Ra4 Rd8 
21.Bxe5 Rd1+ 22.Kg2 Rc1 23.Bf3 Nd5 24.Nd4 Bg7 25.Bxg7 Kxg7 26.Rxa7 Kf6 27.
Nxe6 fxe6 28.Ra5 Nc3 29.a4 e5 30.Rc5 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Lisitsyn, Grigory"]
[Black "Bannik, Anatoly"]
[Result "0-1"]
[ECO "A37"]
[EventDate "1956.01.10"]
[PlyCount "88"]

1.Nf3 g6 2.g3 Bg7 3.Bg2 c5 4.c4 Nc6 5.Nc3 d6 6.d3 Nh6 7.Bd2 Nf5 8.O-O O-O 
9.Qc1 Rb8 10.Rb1 Bd7 11.e4 Nfd4 12.Nxd4 Nxd4 13.Bh6 b5 14.Bxg7 Kxg7 15.
cxb5 Bxb5 16.Qe3 e5 17.f4 f6 18.h4 Bc6 19.Rf2 Qe7 20.Rbf1 exf4 21.gxf4 f5 
22.Qg3 Rbe8 23.Rd2 a5 24.Ne2 Nxe2+ 25.Rxe2 fxe4 26.Bxe4 Qf6 27.f5 Bxe4 28.
dxe4 Qd4+ 29.Rff2 Rxf5 30.Rd2 Qxe4 31.Rfe2 Qb1+ 32.Kh2 Rxe2+ 33.Rxe2 Re5 
34.Rf2 Qe4 35.Rf4 Qe3 36.Rf3 Qe1 37.Qxe1 Rxe1 38.Rd3 Re2+ 39.Kg3 Rxb2 40.
Rxd6 Rxa2 41.Rc6 Rc2 42.Ra6 Rc3+ 43.Kg2 Rc4 44.Ra7+ Kh6 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Polugaevsky, Lev"]
[Black "Kholmov, Ratmir"]
[Result "1/2-1/2"]
[ECO "C08"]
[EventDate "1956.01.10"]
[PlyCount "90"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Bd7 6.Qe2+ Be7 7.dxc5 Nf6 8.
Ngf3 O-O 9.O-O Bxc5 10.Nb3 Re8 11.Qd3 Bb6 12.Bg5 Bxb5 13.Qxb5 Nbd7 14.Nbd4
Qc7 15.c3 a6 16.Qd3 Ne4 17.Be3 Ndc5 18.Qc2 Qd7 19.Rad1 Rac8 20.Rfe1 Ba7 
21.Nb3 b5 22.Nxc5 Bxc5 23.Bxc5 Nxc5 24.Qd2 Rxe1+ 25.Rxe1 h6 26.Re5 Rd8 27.
Nd4 Ne6 28.Nf5 Kf8 29.h3 f6 30.Re1 d4 31.cxd4 Nxd4 32.Qb4+ Kg8 33.Nxd4 
Qxd4 34.Re8+ Kh7 35.Qxd4 Rxd4 36.Kf1 Kg6 37.Ke2 Kf5 38.Rc8 Re4+ 39.Kd3 Rf4
40.Ke3 Ra4 41.a3 g5 42.g4+ Ke5 43.Rc5+ Kd6 44.Rf5 Ke6 45.Rc5 Kd6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Ragozin, Viacheslav"]
[Black "Simagin, Vladimir"]
[Result "0-1"]
[ECO "E41"]
[EventDate "1956.01.10"]
[PlyCount "130"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.e3 c5 5.Nf3 b6 6.Bd3 Bb7 7.O-O O-O 8.a3 Bxc3 
9.bxc3 Be4 10.Ra2 Nc6 11.Ne5 Na5 12.Be2 d6 13.Nf3 Rc8 14.Nd2 Bg6 15.Bb2 
Ne4 16.Nxe4 Bxe4 17.Bc1 Bg6 18.d5 Qe7 19.Rd2 Rcd8 20.f3 exd5 21.Rxd5 f6 
22.e4 Bf7 23.Bf4 Bxd5 24.cxd5 c4 25.g4 b5 26.Rf2 Nb3 27.Rg2 Nc5 28.Be3 a6 
29.Qe1 Nd7 30.Bd4 Ne5 31.Qg3 g5 32.Bf1 Rf7 33.Rb2 Rg7 34.Be2 Qe8 35.Kf2 h5
36.h3 hxg4 37.hxg4 Rh7 38.Rb1 Rh6 39.Ke3 Rd7 40.a4 Rdh7 41.axb5 axb5 42.
Ra1 Rh3 43.Qg1 R7h4 44.Qb1 Nxg4+ 45.Kd2 Ne5 46.Bxe5 Qxe5 47.Qxb5 Rxe4 48.
Ra8+ Kg7 49.Qd7+ Qe7 50.Qxe7+ Rxe7 51.Bxc4 Rxf3 52.Rd8 g4 53.Rxd6 g3 54.
Rd8 Rf2+ 55.Kd3 g2 56.d6 Rf3+ 57.Kd2 Rf2+ 58.Kd3 Rf7 59.Bxf7 Kxf7 60.Rd7+ 
Kg6 61.Rd8 Kh7 62.Rg8 Kxg8 63.d7 g1=Q 64.d8=Q+ Kg7 65.Qd7+ Kh6 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Tolush, Alexander"]
[Black "Antoshin, Vladimir"]
[Result "0-1"]
[ECO "E52"]
[EventDate "1956.01.10"]
[PlyCount "72"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d5 5.e3 O-O 6.Bd3 b6 7.O-O Bb7 8.cxd5 
exd5 9.Ne5 Nbd7 10.f4 c5 11.Rf3 Ne4 12.Rh3 Nxe5 13.Qh5 h6 14.dxe5 Bxc3 15.
bxc3 f6 16.c4 d4 17.Bb2 fxe5 18.Qxe5 Re8 19.Qh5 Qf6 20.Rf1 Re7 21.Rh4 Qc6 
22.exd4 cxd4 23.Qg4 Nf6 24.Qg6 Re3 25.Rd1 Rae8 26.Bxd4 Rxd3 27.Rxd3 Re1+ 
28.Kf2 Ne4+ 29.Kxe1 Qxg6 30.h3 Nf6 31.Rd2 Qg3+ 32.Bf2 Qxg2 33.f5 Qh1+ 34.
Ke2 Qf3+ 35.Ke1 Ne4 36.Rg4 Nxd2 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "16"]
[White "Zurakhov, Vladen"]
[Black "Tal, Mikhail"]
[Result "1-0"]
[ECO "B64"]
[EventDate "1956.01.10"]
[PlyCount "115"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.f4 d5 10.e5 Nd7 11.Bxe7 Qxe7 12.Nf3 Nb6 13.Bd3 Bd7 14.Qe1 f5 15.exf6
Qxf6 16.g3 Rfc8 17.Kb1 Nb4 18.Ne5 Nc6 19.Nxd7 Nxd7 20.f5 Nde5 21.fxe6 Rd8 
22.Rf1 Qe7 23.Bf5 d4 24.Ne4 Rd5 25.Qe2 d3 26.cxd3 Nd4 27.Qg2 Nxf5 28.Rxf5 
Qxe6 29.Ng5 Qd7 30.Qe4 Rxd3 31.Rxd3 Qxd3+ 32.Qxd3 Nxd3 33.Rd5 Nf2 34.Rd7 
b6 35.Ne6 g6 36.Rg7+ Kh8 37.Re7 Ng4 38.h3 Nf6 39.Kc2 a6 40.Kd3 Nd5 41.Rd7 
Nb4+ 42.Kd4 Nxa2 43.Ng5 Nb4 44.Nxh7 Ra7 45.Rxa7 Nc6+ 46.Kd5 Nxa7 47.Nf8 
Kg7 48.Nd7 b5 49.b4 Nc8 50.Nb8 Ne7+ 51.Kc5 Kf6 52.Nxa6 Ke5 53.Nc7 Ke4 54.
Nxb5 Kf3 55.g4 Kg3 56.Nd6 Ng8 57.g5 Kh4 58.b5 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Antoshin, Vladimir"]
[Black "Khasin, Abram"]
[Result "1-0"]
[ECO "E62"]
[EventDate "1956.01.10"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nc3 d6 6.Nf3 Nc6 7.d5 Na5 8.Qd3 c5 
9.O-O a6 10.Nd2 Nd7 11.f4 b5 12.cxb5 axb5 13.Qxb5 Ba6 14.Qa4 Bxc3 15.bxc3 
Bxe2 16.Re1 Bd3 17.c4 Rb8 18.Qa3 Bf5 19.Qc3 Nf6 20.h3 h5 21.Re3 Re8 22.Ba3
Nb7 23.Rae1 Qa5 24.Qc1 Kf8 25.Bb2 Ra8 26.Nf3 Qa4 27.Ng5 Qd7 28.Qc3 Kg8 29.
Kh2 Rxa2 30.Rxe7 Rxb2 31.Qxf6 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Bannik, Anatoly"]
[Black "Korchnoi, Viktor"]
[Result "0-1"]
[ECO "C01"]
[EventDate "1956.01.10"]
[PlyCount "120"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Bd6 5.Nf3 Ne7 6.Nc3 c6 7.O-O Bg4 8.Re1 
Qb6 9.Bd2 Nd7 10.Na4 Qc7 11.h3 Bf5 12.a3 b6 13.Rb1 Nf8 14.Nc3 Ne6 15.Be3 
h6 16.Na2 O-O 17.c3 Rae8 18.Nb4 a5 19.Nc2 Bg6 20.Bxg6 Nxg6 21.Qd3 Ngf4 22.
Bxf4 Nxf4 23.Qd2 Re4 24.Rxe4 dxe4 25.Nfe1 f5 26.Ne3 Qf7 27.c4 Qh5 28.Kf1 
Nxh3 29.Qd1 Qxd1 30.Rxd1 f4 31.N3c2 Ng5 32.b4 axb4 33.axb4 Ra8 34.c5 Bc7 
35.d5 cxd5 36.Rxd5 bxc5 37.Rxc5 Ra7 38.Nd4 Bb6 39.Rc8+ Kf7 40.Nb5 Ra2 41.
Rc2 Rxc2 42.Nxc2 Ke6 43.Nc3 Bc7 44.Nd4+ Ke5 45.Nc6+ Kd6 46.Nd4 Bb8 47.Ke2 
g6 48.f3 exf3+ 49.Nxf3 Nxf3 50.Kxf3 Ke5 51.b5 h5 52.g3 fxg3 53.b6 Kd4 54.
Ne2+ Kc5 55.b7 Kb6 56.Nd4 Kxb7 57.Kg2 Kc8 58.Nf3 Kd7 59.Nh4 g5 60.Nf3 g4 
0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Boleslavsky, Isaak"]
[Black "Ragozin, Viacheslav"]
[Result "1-0"]
[ECO "C95"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Nb8 10.d4 Nbd7 11.c4 Bb7 12.Nc3 c6 13.a3 Rb8 14.Be3 exd4 15.Nxd4 bxc4
16.Bxc4 Ne5 17.Ba2 c5 18.Nf5 Bc8 19.Nxe7+ Qxe7 20.Bg5 Rxb2 21.Nd5 Qd8 22.
Bxf6 gxf6 23.Qc1 Rb7 24.Qh6 Ng6 25.h4 Be6 26.h5 Rb2 27.hxg6 fxg6 28.Reb1 
Rxb1+ 29.Rxb1 Rf7 30.Bc4 Qf8 31.Qxf8+ Kxf8 32.Rb6 Bxd5 33.Bxd5 Rc7 34.Rxd6
c4 35.Rxf6+ Ke8 36.Rc6 Rxc6 37.Bxc6+ Ke7 38.Kf1 Kd6 39.Bb7 Kc5 40.Ke2 a5 
41.Ke3 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Kholmov, Ratmir"]
[Black "Averbakh, Yury"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.b3 Bg7 5.Bb2 d6 6.Bg2 Nf6 7.Nf3 e5 8.O-O O-O 
9.d3 h6 10.Nd2 Be6 11.Rc1 Qd7 12.Nde4 Ne8 13.Nd5 f5 14.Nec3 Kh7 15.e3 Nf6 
16.a3 Rae8 17.Nxf6+ Bxf6 18.Nd5 Bg7 19.f4 exf4 20.Bxg7 Qxg7 21.gxf4 Bxd5 
22.cxd5 Nb8 23.Qd2 Nd7 24.b4 Rf7 25.Kh1 cxb4 26.axb4 Nf6 27.b5 Rfe7 28.Qb4
Ng4 29.e4 Qf6 30.Bh3 h5 31.Rce1 Kg7 32.Kg2 a6 33.bxa6 bxa6 34.Re2 a5 35.
Qxa5 fxe4 36.Bxg4 hxg4 37.dxe4 Rxe4 38.Rxe4 Rxe4 39.Qa1 Rd4 40.Kg3 Kh6 41.
Qc3 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Simagin, Vladimir"]
[Black "Zurakhov, Vladen"]
[Result "0-1"]
[ECO "D38"]
[EventDate "1956.01.10"]
[PlyCount "160"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d5 5.a3 Be7 6.e3 O-O 7.cxd5 exd5 8.Bd3 b6
9.O-O Bb7 10.b3 Nbd7 11.Bb2 a6 12.Ne5 Bd6 13.f4 Ne4 14.Nxe4 dxe4 15.Bc4 b5
16.Be2 f6 17.Bg4 fxe5 18.dxe5 Bc5 19.Qc1 Bb6 20.Rd1 Rxf4 21.Bxd7 Qg5 22.
Bd4 Bxd4 23.Rxd4 Qxe5 24.Bc6 Bxc6 25.Qxc6 Raf8 26.Rc1 Rf2 27.Qxe4 Qxe4 28.
Rxe4 Rb2 29.h3 Rff2 30.Rg4 Rfc2 31.Rd1 Rd2 32.Rxd2 Rxd2 33.Rd4 Rc2 34.a4 
Rc3 35.axb5 axb5 36.Kf2 c5 37.Rd5 b4 38.Kf3 Kf7 39.Ke2 Ke6 40.e4 Rg3 41.
Rxc5 Rxg2+ 42.Kf3 Rb2 43.Rb5 Rxb3+ 44.Kf4 Rxh3 45.Rb6+ Kf7 46.Rxb4 Rh1 47.
Rb6 Rf1+ 48.Kg5 h6+ 49.Kg4 Rf6 50.Rb7+ Kg6 51.Rb5 Ra6 52.Rc5 Kf6 53.Rf5+ 
Ke7 54.Rb5 g6 55.Kf4 Kf6 56.Kg4 Re6 57.Kf4 g5+ 58.Ke3 Kg6 59.Kd4 g4 60.Rb8
Kh5 61.Kd5 Rg6 62.e5 g3 63.e6 Rg7 64.Rb1 Kg4 65.Ke5 g2 66.Kf6 Ra7 67.e7 
Ra8 68.Rd1 h5 69.Rd8 g1=Q 70.e8=Q Qb6+ 71.Kf7 Rxd8 72.Qe4+ Kg3 73.Qe5+ Kf3
74.Qxh5+ Ke4 75.Qh1+ Ke5 76.Qh2+ Kd5 77.Qg2+ Kd6 78.Qg3+ Kd7 79.Qg4+ Kc7 
80.Qf4+ Kc8 0-1

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Spassky, Boris"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[ECO "D31"]
[EventDate "1956.01.10"]
[PlyCount "81"]

1.d4 d5 2.c4 e6 3.Nc3 a6 4.cxd5 exd5 5.Nf3 c6 6.Bf4 Bd6 7.g3 Ne7 8.Qb3 O-O
9.Bxd6 Qxd6 10.Bg2 Nd7 11.O-O Nf6 12.Ne5 Rb8 13.a4 Ng4 14.Nf3 Qh6 15.Rfe1 
Nf5 16.e4 dxe4 17.Rxe4 Nd6 18.Ree1 Be6 19.Qb4 Rbd8 20.Rad1 Rfe8 21.d5 cxd5
22.Nxd5 Bxd5 23.Rxd5 Rxe1+ 24.Qxe1 Nf6 25.Rd4 Re8 26.Qd1 Nfe4 27.Nh4 g5 
28.Bxe4 Nxe4 29.Nf5 Qf6 30.g4 h5 31.h3 Qe5 32.Qf3 Nf6 33.Kg2 hxg4 34.hxg4 
b5 35.axb5 axb5 36.Qh3 Nd5 37.Nh6+ Kf8 38.Nf5 Kg8 39.Nh6+ Kf8 40.Nf5 Kg8 
41.Qh6 1/2-1/2

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Taimanov, Mark"]
[Black "Borisenko, Grigory"]
[Result "1-0"]
[ECO "E63"]
[EventDate "1956.01.10"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.b3 Bf5 
9.Bb2 Qd7 10.Re1 Ne4 11.Nd5 g5 12.Nd2 Nc5 13.b4 Ne6 14.Nb3 Bg6 15.Qd2 f5 
16.a4 f4 17.b5 axb5 18.cxb5 Ncd8 19.Rec1 Rb8 20.Nb4 Rf7 21.Bh3 Bf5 22.Bxf5
Rxf5 23.d5 Bxb2 24.Qxb2 Ng7 25.Nd4 Rf6 26.Qc2 Ne8 27.Qb3 fxg3 28.fxg3 Qh3 
29.Qe3 Nf7 30.Rf1 Ne5 31.Ne6 Qxh2+ 32.Kxh2 Ng4+ 33.Kg1 Nxe3 34.Rxf6 Nxf6 
35.Nxc7 Ne4 36.a5 Nxg3 37.a6 bxa6 38.bxa6 Rf8 39.Re1 Ne4 40.a7 Rf2 41.
a8=Q+ Kg7 1-0

[Event "23rd URS-ch"]
[Site "Leningrad URS"]
[Date "1956.??.??"]
[Round "17"]
[White "Tal, Mikhail"]
[Black "Tolush, Alexander"]
[Result "1-0"]
[ECO "B97"]
[EventDate "1956.01.10"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 
Qxb2 9.Rb1 Qa3 10.e5 dxe5 11.fxe5 Nfd7 12.Ne4 Qxa2 13.Rb3 Qa1+ 14.Kf2 Qa4 
15.Bb5 axb5 16.Nxb5 f6 17.exf6 gxf6 18.Re1 Ra6 19.Bxf6 Nxf6 20.Nxf6+ Kf7 
21.Rf3 Qh4+ 22.Kf1 e5 23.Qd5+ Be6 24.Nd7+ Kg6 25.Nxe5+ Kg7 26.Rg3+ Qxg3 
27.Qxb7+ Nd7 28.hxg3 Rb6 29.Qc7 Bc5 30.Nxd7 Bc4+ 31.Re2 1-0

