[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "1970.07.25"]
[Round "5"]
[White "Najdorf, Miguel"]
[Black "Tukmakov, Vladimir B"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Bd2 O-O 7. Rc1 Nb6 8. e3 Nc6 9. Be2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. O-O Be6 13. b3 c6 14. f4 Bg7 15. Ne4 Qe7 16. Ng3 Rad8 17. Qe1 Bd5 18. Bd1 Rfe8 19. Bc2 f5 20. Rf2 Nd7 21. Re2 Nf6 22. Bc3 Ne4 23. Bxe4 Bxe4 24. Nxe4 1/2-1/2