[Event "Mar del Plata International-26"]
[Site "Mar del Plata"]
[Date "1965.04.02"]
[Round "11"]
[White "Najdorf, Miguel"]
[Black "Averbakh, Yuri L"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. Qxc3 O-O 10. Nf3 c6 11. e3 Bf5 12. Bd3 1/2-1/2