1.
e4
e5
2.
Nf3
Nc6
3.
Bb5
a6
4.
Ba4
Nf6
5.
O-O
Be7
6.
Bxc6
dxc6
7.
Qe1
O-O
8.
Nxe5
Re8
9.
d3
Bc5
10.
Nc4
b5
11.
Ne3
Bb6
12.
Nc3
c5
13.
a4
c4
14.
axb5
cxd3
15.
cxd3
Qxd3
16.
Qd1
Qxd1
17.
Rxd1
Bb7
18.
f3
axb5
19.
Rxa8
Bxa8
20.
Nxb5
Bc6
21.
Nc3
Nd7
22.
Nd5
Ne5
23.
Nxb6
cxb6
24.
Nd5
Nc4
25.
b3
Na5
26.
b4
Nc4
27.
Nc7
Rc8
28.
b5
f6
29.
Bf4
Be8
30.
Nxe8
Rxe8
31.
Rc1
Na3
32.
Rc6
Nxb5
33.
Rxb6
Nd4
34.
Rb8
Rxb8
35.
Bxb8
Kf7
36.
Kf2
Ke6
37.
Ke3
Nc6
38.
Bc7
f5
39.
g4
fxg4
40.
fxg4
Ne7
41.
h4
Ng8
42.
Bf4
Nf6
43.
Kf3
Ng8
44.
Bd2
Ne7
45.
Bc3
g6
46.
Kf4
h6
47.
Bg7
Ng8
48.
g5
hxg5+
49.
Kxg5
Kf7
50.
Be5
Ne7
51.
Bd4
Nc6
52.
Bf6
Nb8
53.
Be5
Nc6
54.
Bf6
Nb8
55.
Be5
Nc6
56.
Bd6
Nd4
57.
Kf4
Ne6+
58.
Ke5
Ng7
59.
Bb4
Ne6
1/2-1/2
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Event
Site
Leningrad
Date
1960.07.26
Round
10
White
Mabbs, David J
Black
Zuidema, Coen
Result
1/2-1/2
[Event "WchT Students 07th"] [Site "Leningrad"] [Date "1960.07.26"] [Round "10"] [White "Mabbs, David J"] [Black "Zuidema, Coen"] [Result "1/2-1/2"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 O-O 8. Nxe5 Re8 9. d3 Bc5 10. Nc4 b5 11. Ne3 Bb6 12. Nc3 c5 13. a4 c4 14. axb5 cxd3 15. cxd3 Qxd3 16. Qd1 Qxd1 17. Rxd1 Bb7 18. f3 axb5 19. Rxa8 Bxa8 20. Nxb5 Bc6 21. Nc3 Nd7 22. Nd5 Ne5 23. Nxb6 cxb6 24. Nd5 Nc4 25. b3 Na5 26. b4 Nc4 27. Nc7 Rc8 28. b5 f6 29. Bf4 Be8 30. Nxe8 Rxe8 31. Rc1 Na3 32. Rc6 Nxb5 33. Rxb6 Nd4 34. Rb8 Rxb8 35. Bxb8 Kf7 36. Kf2 Ke6 37. Ke3 Nc6 38. Bc7 f5 39. g4 fxg4 40. fxg4 Ne7 41. h4 Ng8 42. Bf4 Nf6 43. Kf3 Ng8 44. Bd2 Ne7 45. Bc3 g6 46. Kf4 h6 47. Bg7 Ng8 48. g5 hxg5+ 49. Kxg5 Kf7 50. Be5 Ne7 51. Bd4 Nc6 52. Bf6 Nb8 53. Be5 Nc6 54. Bf6 Nb8 55. Be5 Nc6 56. Bd6 Nd4 57. Kf4 Ne6+ 58. Ke5 Ng7 59. Bb4 Ne6 1/2-1/2