[Event "Piatigorsky Cup 2nd"]
[Round "4"]
[Site "Santa Monica"]
[Date "1966"]
[White "Najdorf, Miguel"]
[Black "Unzicker, Wolfgang"]
[Result "1/2-1/2"]
[ECO "E48"]
[Opening "Nimzo-Indian, 4.e3 O-O, 5.Bd3 d5"]
 1. d4   Nf6
 2. c4   e6
 3. Nc3  Bb4
 4. e3   O-O
 5. Bd3  d5
 6. Nf3  c5
 7. O-O  Nc6
 8. a3   Bxc3
 9. bxc3 dxc4
10. Bxc4 Qc7
11. Bd3  e5
12. Qc2  Re8
13. dxe5 Nxe5
14. Nxe5 Qxe5
15. f3   Be6
16. Re1  Rad8
17. Rb1  Qd5
18. Bf1  Bf5
19. e4   Nxe4
20. Qb3  Nxc3
21. Rxe8+ Rxe8
22. Qxd5 Nxd5
23. Rxb7 Kf8
24. Kf2  Re7
25. Rb8+ Re8
26. Rb7  Re7
1/2-1/2