1.
d4
Nf6
2.
c4
e6
3.
g3
d5
4.
Bg2
Nbd7
5.
Nf3
dxc4
6.
O-O
c5
7.
Na3
Nb6
8.
Nxc4
Nxc4
9.
Qa4+
Bd7
10.
Qxc4
b5
11.
Qc2
Rc8
12.
Bg5
h6
13.
Bxf6
gxf6
14.
Qd2
Bc6
15.
dxc5
Bxc5
16.
Qxd8+
Kxd8
17.
Rfd1+
Ke7
18.
Nd4
Bd7
19.
Nb3
Bb6
20.
Rac1
a5
21.
e3
Rhd8
22.
Rxc8
Rxc8
23.
Rc1
Rxc1+
24.
Nxc1
Kd6
25.
Kf1
e5
26.
Ke2
f5
27.
f3
Be6
28.
b3
Bc5
29.
Nd3
Bb6
30.
Nc1
a4
31.
Kd3
Bc5
32.
e4
fxe4+
33.
fxe4
Ba3
34.
Ne2
axb3
35.
axb3
Bxb3
36.
Nc3
Bc4+
37.
Kc2
b4
38.
Nb1
Kc5
39.
Nxa3
bxa3
40.
Kc3
a2
41.
Kb2
Kd4
42.
h4
Ke3
43.
g4
f6
0-1
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Event
Site
Detroit East
Date
1984.??.??
White
Mason, David
Black
Result
0-1
BlackElo
2390
Score
[Event "Detroit East op"] [Site "Detroit East"] [Date "1984.??.??"] [Round "?"] [White "Mason, David"] [Black "Blocker, Calvin"] [Result "0-1"] [BlackElo "2390"] 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 dxc4 6. O-O c5 7. Na3 Nb6 8. Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 b5 11. Qc2 Rc8 12. Bg5 h6 13. Bxf6 gxf6 14. Qd2 Bc6 15. dxc5 Bxc5 16. Qxd8+ Kxd8 17. Rfd1+ Ke7 18. Nd4 Bd7 19. Nb3 Bb6 20. Rac1 a5 21. e3 Rhd8 22. Rxc8 Rxc8 23. Rc1 Rxc1+ 24. Nxc1 Kd6 25. Kf1 e5 26. Ke2 f5 27. f3 Be6 28. b3 Bc5 29. Nd3 Bb6 30. Nc1 a4 31. Kd3 Bc5 32. e4 fxe4+ 33. fxe4 Ba3 34. Ne2 axb3 35. axb3 Bxb3 36. Nc3 Bc4+ 37. Kc2 b4 38. Nb1 Kc5 39. Nxa3 bxa3 40. Kc3 a2 41. Kb2 Kd4 42. h4 Ke3 43. g4 f6 0-1