1.
d4
g6
2.
c4
Bg7
3.
Nc3
d6
4.
Nf3
Bg4
5.
e3
Nc6
6.
Be2
e5
7.
d5
Nce7
8.
e4
Bxf3
9.
Bxf3
Kf8
10.
b4
a5
11.
Ba3
Nf6
12.
c5
axb4
13.
Bxb4
dxc5
14.
Bxc5
Kg8
15.
O-O
h5
16.
a4
Nc8
17.
Nb5
Ne8
18.
Qc2
Rh7
19.
Ra3
Bf8
20.
Bxf8
Kxf8
21.
Rc1
f6
22.
Be2
Ncd6
23.
Rc3
Nxb5
24.
Bxb5
Nd6
25.
f3
Rc8
26.
Bf1
h4
27.
a5
g5
28.
a6
bxa6
29.
Bxa6
Ra8
30.
Bf1
Ra7
31.
Rb3
Rb7
32.
Ra3
Re7
33.
Qc6
Kg7
34.
Rca1
Qd7
35.
Qxd7
Rxd7
36.
Ra8
Rf7
37.
Rc1
Rf8
38.
Ra2
Rfb8
39.
Rac2
Ne8
40.
g3
hxg3
41.
hxg3
Rb1
42.
Bh3
R8b2
43.
Rc6
Rxc1+
44.
Rxc1
Rb7
45.
Bd7
Nd6
46.
Kg2
Ra7
47.
Kh3
Nf7
48.
Be6
Nd6
49.
Kg4
Rb7
50.
Bd7
Ra7
51.
Rc2
Rb7
52.
Bf5
Kg8
53.
Rc1
Ra7
54.
Rc2
Rb7
55.
Bd7
Kg7
56.
Rc1
Ra7
57.
Be6
Rb7
58.
Bf5
Kg8
59.
Ra1
Rb8
60.
Ra7
Nb5
61.
Ra6
Nd6
62.
Bd7
Kg7
63.
Ra7
Rb7
64.
Ra8
Nc4
65.
Rc8
Kh6
66.
Rh8+
Kg7
67.
Rc8
Kh6
68.
Rh8+
Kg7
69.
Rc8
1/2-1/2
Opening Explorer
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Site
Siegen
Date
1970.09.10
Round
6
White
Black
Suttles, Duncan
Result
1/2-1/2
[Event "Olympiad-19 Preliminaries B"] [Site "Siegen"] [Date "1970.09.10"] [Round "6"] [White "Ivkov, Borislav"] [Black "Suttles, Duncan"] [Result "1/2-1/2"] 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Bg4 5. e3 Nc6 6. Be2 e5 7. d5 Nce7 8. e4 Bxf3 9. Bxf3 Kf8 10. b4 a5 11. Ba3 Nf6 12. c5 axb4 13. Bxb4 dxc5 14. Bxc5 Kg8 15. O-O h5 16. a4 Nc8 17. Nb5 Ne8 18. Qc2 Rh7 19. Ra3 Bf8 20. Bxf8 Kxf8 21. Rc1 f6 22. Be2 Ncd6 23. Rc3 Nxb5 24. Bxb5 Nd6 25. f3 Rc8 26. Bf1 h4 27. a5 g5 28. a6 bxa6 29. Bxa6 Ra8 30. Bf1 Ra7 31. Rb3 Rb7 32. Ra3 Re7 33. Qc6 Kg7 34. Rca1 Qd7 35. Qxd7 Rxd7 36. Ra8 Rf7 37. Rc1 Rf8 38. Ra2 Rfb8 39. Rac2 Ne8 40. g3 hxg3 41. hxg3 Rb1 42. Bh3 R8b2 43. Rc6 Rxc1+ 44. Rxc1 Rb7 45. Bd7 Nd6 46. Kg2 Ra7 47. Kh3 Nf7 48. Be6 Nd6 49. Kg4 Rb7 50. Bd7 Ra7 51. Rc2 Rb7 52. Bf5 Kg8 53. Rc1 Ra7 54. Rc2 Rb7 55. Bd7 Kg7 56. Rc1 Ra7 57. Be6 Rb7 58. Bf5 Kg8 59. Ra1 Rb8 60. Ra7 Nb5 61. Ra6 Nd6 62. Bd7 Kg7 63. Ra7 Rb7 64. Ra8 Nc4 65. Rc8 Kh6 66. Rh8+ Kg7 67. Rc8 Kh6 68. Rh8+ Kg7 69. Rc8 1/2-1/2