1.
e4
c5
2.
Nf3
Nc6
3.
Bb5
g6
4.
Bxc6
bxc6
5.
d3
Bg7
6.
O-O
d6
7.
Qe2
e5
8.
Nbd2
Nf6
9.
a3
O-O
10.
b4
cxb4
11.
axb4
Nh5
12.
Nc4
Nf4
13.
Bxf4
exf4
14.
d4
Re8
15.
Ncd2
c5
16.
c3
cxb4
17.
cxb4
Bb7
18.
Qd3
a6
19.
Ra3
d5
20.
e5
Bf8
21.
Rb1
Bc8
22.
Qf1
Qb6
23.
Rab3
Bd7
24.
R1b2
Rec8
25.
h3
Ra7
26.
Qa1
Rac7
27.
Kh2
Bb5
28.
Qa5
Qc6
29.
Rb1
Be7
30.
Ne1
Qe6
31.
Nd3
Rc2
32.
Nxf4
Qf5
33.
Nxd5
Bd8
34.
Qxd8+
Rxd8
35.
Ne7+
Kf8
36.
Nxf5
Rxd2
37.
Nd6
Rxd4
38.
Rc1
f6
39.
Nxb5
axb5
40.
exf6
Kf7
41.
Rc7+
R8d7
42.
Rbc3
Rxc7
43.
Rxc7+
Kxf6
44.
Rxh7
g5
45.
g4
Rxb4
46.
Kg3
Kg6
47.
Rh5
Rb1
48.
h4
gxh4+
49.
Rxh4
Rg1+
50.
Kf4
b4
51.
Rh5
Rc1
52.
Rb5
Rc4+
53.
Kg3
Rc3+
54.
Kg2
b3
55.
f4
Kf6
56.
Rb6+
Kf7
57.
g5
Kg7
58.
f5
Rc5
59.
Rb7+
Kg8
60.
Rb8+
1/2-1/2
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Event
Site
Mannheim
Date
1975.03.22
Round
8
White
Ostermeyer, Peter
Black
Dueball, Juergen
Result
1/2-1/2
[Event "GER-ch56 International03"] [Site "Mannheim"] [Date "1975.03.22"] [Round "8"] [White "Ostermeyer, Peter"] [Black "Dueball, Juergen"] [Result "1/2-1/2"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. d3 Bg7 6. O-O d6 7. Qe2 e5 8. Nbd2 Nf6 9. a3 O-O 10. b4 cxb4 11. axb4 Nh5 12. Nc4 Nf4 13. Bxf4 exf4 14. d4 Re8 15. Ncd2 c5 16. c3 cxb4 17. cxb4 Bb7 18. Qd3 a6 19. Ra3 d5 20. e5 Bf8 21. Rb1 Bc8 22. Qf1 Qb6 23. Rab3 Bd7 24. R1b2 Rec8 25. h3 Ra7 26. Qa1 Rac7 27. Kh2 Bb5 28. Qa5 Qc6 29. Rb1 Be7 30. Ne1 Qe6 31. Nd3 Rc2 32. Nxf4 Qf5 33. Nxd5 Bd8 34. Qxd8+ Rxd8 35. Ne7+ Kf8 36. Nxf5 Rxd2 37. Nd6 Rxd4 38. Rc1 f6 39. Nxb5 axb5 40. exf6 Kf7 41. Rc7+ R8d7 42. Rbc3 Rxc7 43. Rxc7+ Kxf6 44. Rxh7 g5 45. g4 Rxb4 46. Kg3 Kg6 47. Rh5 Rb1 48. h4 gxh4+ 49. Rxh4 Rg1+ 50. Kf4 b4 51. Rh5 Rc1 52. Rb5 Rc4+ 53. Kg3 Rc3+ 54. Kg2 b3 55. f4 Kf6 56. Rb6+ Kf7 57. g5 Kg7 58. f5 Rc5 59. Rb7+ Kg8 60. Rb8+ 1/2-1/2