[Event "URS-ch21"]
[Site "Kiev URS"]
[Date "1954.01.12"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "Tigran Vartanovich Petrosian"]
[ECO "E11"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "47"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 b6 5.e3 Bb7 6.Bd3 O-O 7.O-O
d5 8.Qc2 Nbd7 9.a3 Bxd2 10.Bxd2 dxc4 11.Bxc4 c5 12.Rad1 Rc8
13.dxc5 Qc7 14.Bd3 Nxc5 15.Bb4 Qb8 16.Qe2 Rfd8 17.Bxc5 Rxc5
18.Ba6 Be4 19.Rxd8+ Qxd8 20.Rd1 Qe7 21.Bd3 Bxd3 22.Qxd3 Rd5
23.Qc2 Rxd1+ 24.Qxd1 1/2-1/2