1.
d4
Nf6
2.
c4
c5
3.
d5
b5
4.
cxb5
a6
5.
b6
d6
6.
Nc3
Nbd7
7.
a4
a5
8.
e4
g6
9.
Nf3
Bg7
10.
Bb5
O-O
11.
O-O
Bb7
12.
Bf4
Nxb6
13.
Qd2
Ne8
14.
Bh6
Nc7
15.
Bxg7
Kxg7
16.
Rfd1
Bc8
17.
Qf4
Nxb5
18.
axb5
f6
19.
b3
Bd7
20.
Nd2
Qb8
21.
Qe3
Ra7
22.
Qe2
Na8
23.
Ndb1
Nc7
24.
Na3
Rb7
25.
Nc4
Nxb5
26.
Nxb5
Rxb5
27.
Nxa5
Qc7
28.
Nc4
Rxb3
29.
Qc2
Rfb8
30.
h3
R3b4
31.
Ra2
Qb7
32.
Kh2
Ra8
33.
Rda1
Rxa2
34.
Rxa2
Qb5
35.
Nd2
Qb8
36.
Qc1
Rb7
37.
Qa1
Qc7
38.
f4
Be8
39.
Nf3
Bf7
40.
Ra6
Rb4
41.
Ra7
Qd8
42.
e5
dxe5
43.
fxe5
Kg8
44.
d6
exd6
45.
Ng5
fxe5
46.
Ra8
Rb8
47.
Qa7
1-0
Opening Explorer
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Site
Yerevan
Date
1988.05.24
Round
15
White
Semkov, Semko
Black
Knaak, Rainer
Result
1-0
WhiteElo
2470
BlackElo
2525
Score
[Event "Yerevan Petrosian Memorial"] [Site "Yerevan"] [Date "1988.05.24"] [Round "15"] [White "Semkov, Semko"] [Black "Knaak, Rainer"] [Result "1-0"] [WhiteElo "2470"] [BlackElo "2525"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nc3 Nbd7 7. a4 a5 8. e4 g6 9. Nf3 Bg7 10. Bb5 O-O 11. O-O Bb7 12. Bf4 Nxb6 13. Qd2 Ne8 14. Bh6 Nc7 15. Bxg7 Kxg7 16. Rfd1 Bc8 17. Qf4 Nxb5 18. axb5 f6 19. b3 Bd7 20. Nd2 Qb8 21. Qe3 Ra7 22. Qe2 Na8 23. Ndb1 Nc7 24. Na3 Rb7 25. Nc4 Nxb5 26. Nxb5 Rxb5 27. Nxa5 Qc7 28. Nc4 Rxb3 29. Qc2 Rfb8 30. h3 R3b4 31. Ra2 Qb7 32. Kh2 Ra8 33. Rda1 Rxa2 34. Rxa2 Qb5 35. Nd2 Qb8 36. Qc1 Rb7 37. Qa1 Qc7 38. f4 Be8 39. Nf3 Bf7 40. Ra6 Rb4 41. Ra7 Qd8 42. e5 dxe5 43. fxe5 Kg8 44. d6 exd6 45. Ng5 fxe5 46. Ra8 Rb8 47. Qa7 1-0