[Event "Buenos Aires International"]
[Site "Buenos Aires"]
[Date "1960.07.08"]
[Round "12"]
[White "Ivkov, Borislav"]
[Black "Unzicker, Wolfgang"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. cxd5 cxd5 6. Bf4 Nc6 7. e3 Be7 8. Bd3 O-O 9. Ne5 Bd7 10. a3 Rc8 11. g4 Nxe5 12. Bxe5 Bc6 13. g5 Ne4 14. Qg4 Bxg5 15. Bxe4 dxe4 16. Rg1 f6 1/2-1/2