[Event "Piatigorsky Cup 2nd"]
[Round "18"]
[Site "Santa Monica"]
[Date "1966"]
[White "Ivkov, Borislav"]
[Black "Unzicker, Wolfgang"]
[Result "1/2-1/2"]
[ECO "C26"]
[Opening "Vienna Game, Falkbeer Variation"]
 1. e4   e5
 2. Nc3  Nf6
 3. Nf3  Nc6
 4. Bb5  Bb4
 5. O-O  O-O
 6. d3   d6
 7. Bg5  Bxc3
 8. bxc3 Qe7
 9. Re1  Nd8
10. d4   Bg4
11. h3   Bh5
12. g4   Bg6
13. Bh4  Ne6
14. dxe5 dxe5
15. Nxe5 Qc5
16. Nxg6 hxg6
17. Rb1  g5
18. Bg3  Qxc3
19. Qd3  Qc5
20. Qe3  Qxe3
21. Rxe3 Rfd8
22. Bc4  b6
23. Bxe6 fxe6
24. Bxc7 Rdc8
25. Be5  Rxc2
26. Bxf6 gxf6
27. Ra3  Re2
28. Ra4  Kf7
29. Kg2  Kg6
30. Kg3  Rc8
1/2-1/2