1.
e4
c5
2.
Nf3
d6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
a6
6.
Bg5
Nbd7
7.
Bc4
Qc7
8.
Bb3
g6
9.
Qd2
h6
10.
Be3
Bg7
11.
f3
Nb6
12.
O-O
Bd7
13.
h3
Rc8
14.
Nde2
Nc4
15.
Bxc4
Qxc4
16.
Nf4
Qc7
17.
Rf2
Bc6
18.
a4
O-O
19.
a5
e6
20.
Bb6
Qe7
21.
Rd1
Nd7
22.
Bd4
Nf6
23.
Bb6
Nd7
24.
Bd4
Nf6
25.
Bb6
1/2-1/2
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Event
Site
Sarajevo
Date
1964.03.26
Round
4
White
Black
Result
1/2-1/2
[Event "Sarajevo-07"] [Site "Sarajevo"] [Date "1964.03.26"] [Round "4"] [White "Ivkov, Borislav"] [Black "Polugaevsky, Lev"] [Result "1/2-1/2"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qc7 8. Bb3 g6 9. Qd2 h6 10. Be3 Bg7 11. f3 Nb6 12. O-O Bd7 13. h3 Rc8 14. Nde2 Nc4 15. Bxc4 Qxc4 16. Nf4 Qc7 17. Rf2 Bc6 18. a4 O-O 19. a5 e6 20. Bb6 Qe7 21. Rd1 Nd7 22. Bd4 Nf6 23. Bb6 Nd7 24. Bd4 Nf6 25. Bb6 1/2-1/2