[Event "URS-ch U20"]
[Site "Riga URS"]
[Date "1977.01.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Garry Kasparov"]
[Black "Igor Borisovich Efimov"]
[ECO "C18"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "34"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 cxd4 6.axb4 dxc3 7.Qg4
Ne7 8.Nf3 Nf5 9.Bd3 h5 10.Qf4 cxb2 11.Bxb2 g6 12.O-O Nd7
13.Rfd1 Nb6 14.c4 Bd7 15.c5 Na4 16.Bd4 b5 17.h4 a6 1/2-1/2