[Event "Piatigorsky Cup 2nd"]
[Round "2"]
[Site "Santa Monica"]
[Date "1966"]
[White "Najdorf, Miguel"]
[Black "Ivkov, Borislav"]
[Result "1-0"]
[ECO "D25"]
[Opening "QGA, 4.e3"]
 1. d4   d5
 2. c4   dxc4
 3. Nf3  Nf6
 4. e3   Bg4
 5. h3   Bh5
 6. Bxc4 e6
 7. Nc3  a6
 8. O-O  Nc6
 9. Be2  Bd6
10. b3   O-O
11. Bb2  Qe8
12. Nd2  Bxe2
13. Qxe2 e5
14. d5   Nb4
15. Nc4  Nbxd5
16. Nxd5 Nxd5
17. Rfd1 Qe6
18. Nxd6 Qxd6
19. Qc4  Nb6
20. Qe4  Qe6
21. Qxb7 Rfc8
22. Rac1 c5
23. Rxc5 f6
24. Rxc8+ Rxc8
25. Qxa6 Rc2
26. Qb7  
1-0