[Event "Wch U20 prel-A"]
[Site "Antwerp"]
[Date "1955.??.??"]
[Round "2"]
[White "Spassky, Boris"]
[Black "Hallstrom, Leo"]
[Result "1-0"]
[ECO "C74"]
[Opening "Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Siesta Variation"]
[PlyCount "35"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 6.exf5 Bxf5 7.d4 b5 8.Bb3 Nf6 9.O-O Bg4 10.Re1 Be7 11.Bg5 Na5 12.dxe5 Bxf3 13.Qxf3 dxe5 14.Be6 e4 15.Rxe4 Rf8 16.Rd4 Bd6 17.Nd2 h6 18.Re1 1-0