1.
d4
Nf6
2.
c4
e6
3.
Nf3
d5
4.
Nc3
Be7
5.
Bg5
O-O
6.
e3
b6
7.
cxd5
Nxd5
8.
Bxe7
Qxe7
9.
Nxd5
exd5
10.
Be2
Be6
11.
Qb3
c5
12.
Qa3
Nc6
13.
dxc5
Qxc5
14.
Qxc5
bxc5
15.
O-O
Rab8
16.
b3
Na5
17.
Rfc1
Rfc8
18.
Rc2
Rb6
19.
Rac1
Nb7
20.
Nd4
Rd8
21.
Nb5
a5
22.
Nc7
Rc6
23.
Nxe6
fxe6
24.
Bf3
Rcd6
25.
g3
a4
26.
bxa4
c4
27.
Rb1
Nc5
28.
a5
Ra6
29.
Rb5
Nd3
30.
Rc3
Rda8
31.
Ra3
Ne5
32.
Bg2
Nc6
33.
Rc5
Rb8
34.
e4
Rb1+
35.
Bf1
Nb4
36.
Kg2
Rb2
37.
exd5
exd5
38.
Rf3
Rc6
39.
Rxc6
Nxc6
40.
Ra3
Kf7
41.
a6
Na7
42.
Ra4
Kf6
43.
Kf3
Ke5
44.
Bxc4
dxc4
45.
Rxc4
Rxa2
46.
Rc7
Rxa6
47.
Rxg7
h6
48.
Kg4
Kf6
49.
Rb7
Nc6
50.
f4
Nd8
51.
Rb5
Kg6
52.
h4
1/2-1/2
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Event
Site
Lugano
Date
1968.10.28
Round
4
White
Black
Donner, Jan Hein
Result
1/2-1/2
[Event "Olympiad-18 Final B"] [Site "Lugano"] [Date "1968.10.28"] [Round "4"] [White "Mecking, Henrique"] [Black "Donner, Jan Hein"] [Result "1/2-1/2"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Be2 Be6 11. Qb3 c5 12. Qa3 Nc6 13. dxc5 Qxc5 14. Qxc5 bxc5 15. O-O Rab8 16. b3 Na5 17. Rfc1 Rfc8 18. Rc2 Rb6 19. Rac1 Nb7 20. Nd4 Rd8 21. Nb5 a5 22. Nc7 Rc6 23. Nxe6 fxe6 24. Bf3 Rcd6 25. g3 a4 26. bxa4 c4 27. Rb1 Nc5 28. a5 Ra6 29. Rb5 Nd3 30. Rc3 Rda8 31. Ra3 Ne5 32. Bg2 Nc6 33. Rc5 Rb8 34. e4 Rb1+ 35. Bf1 Nb4 36. Kg2 Rb2 37. exd5 exd5 38. Rf3 Rc6 39. Rxc6 Nxc6 40. Ra3 Kf7 41. a6 Na7 42. Ra4 Kf6 43. Kf3 Ke5 44. Bxc4 dxc4 45. Rxc4 Rxa2 46. Rc7 Rxa6 47. Rxg7 h6 48. Kg4 Kf6 49. Rb7 Nc6 50. f4 Nd8 51. Rb5 Kg6 52. h4 1/2-1/2