[Event "San Antonio IT"]
[Round "15"]
[Site "San Antonio"]
[Date "1972"]
[White "Karpov, Anatoly"]
[WhiteElo "2630"]
[Black "Mecking, Henrique"]
[BlackElo "2570"]
[Result "1/2-1/2"]
[ECO "B52"]
[Opening "Sicilian, Canal-Sokolsky Attack, 3...Bd7"]
 1. e4   c5
 2. Nf3  d6
 3. Bb5+ Bd7
 4. Bxd7+ Qxd7
 5. O-O  Nc6
 6. c4   Nf6
 7. Nc3  g6
 8. d4   cxd4
 9. Nxd4 
1/2-1/2