1.
c4
e6
2.
g3
d5
3.
Bg2
Nf6
4.
Nf3
Be7
5.
O-O
O-O
6.
d4
Nbd7
7.
Qc2
c6
8.
b3
b6
9.
Bb2
Bb7
10.
Nc3
Rc8
11.
Rad1
b5
12.
c5
b4
13.
Nb1
Ba6
14.
a3
bxa3
15.
Nxa3
Ne8
16.
Ra1
Nc7
17.
Ra2
f5
18.
Rfa1
Bb7
19.
b4
a6
20.
Ne5
Nb5
21.
Nxb5
axb5
22.
Nd3
Bf6
23.
f3
Bg5
24.
Kh1
Qe8
25.
Ra7
Rb8
26.
Qc3
Qh5
27.
Bc1
Bxc1
28.
Qxc1
g5
29.
Qe3
Qh6
30.
f4
g4
31.
Nc1
Qf6
32.
Nb3
Rf7
33.
Na5
Nf8
34.
Qe5
Qd8
35.
h3
h5
36.
hxg4
hxg4
37.
Kg1
Qe8
38.
Nxb7
Rfxb7
39.
Qd6
Qd7
40.
Qxb8
Rxb8
41.
Rxd7
Nxd7
42.
Ra7
Rd8
43.
Rc7
Nb8
44.
Re7
Na6
45.
Ra7
Nxb4
46.
Kf2
Rf8
47.
Bf1
1/2-1/2
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Event
Site
Buesum
Date
1969.05.05
Round
5
White
Black
Result
1/2-1/2
[Event "Anderssen Memorial-02"] [Site "Buesum"] [Date "1969.05.05"] [Round "5"] [White "Polugaevsky, Lev"] [Black "Ivkov, Borislav"] [Result "1/2-1/2"] [ECO "E08"] [Opening "Catalan Opening: Closed"] 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 Nbd7 7. Qc2 c6 8. b3 b6 9. Bb2 Bb7 10. Nc3 Rc8 11. Rad1 b5 12. c5 b4 13. Nb1 Ba6 14. a3 bxa3 15. Nxa3 Ne8 16. Ra1 Nc7 17. Ra2 f5 18. Rfa1 Bb7 19. b4 a6 20. Ne5 Nb5 21. Nxb5 axb5 22. Nd3 Bf6 23. f3 Bg5 24. Kh1 Qe8 25. Ra7 Rb8 26. Qc3 Qh5 27. Bc1 Bxc1 28. Qxc1 g5 29. Qe3 Qh6 30. f4 g4 31. Nc1 Qf6 32. Nb3 Rf7 33. Na5 Nf8 34. Qe5 Qd8 35. h3 h5 36. hxg4 hxg4 37. Kg1 Qe8 38. Nxb7 Rfxb7 39. Qd6 Qd7 40. Qxb8 Rxb8 41. Rxd7 Nxd7 42. Ra7 Rd8 43. Rc7 Nb8 44. Re7 Na6 45. Ra7 Nxb4 46. Kf2 Rf8 47. Bf1 1/2-1/2