1.
d4
d5
2.
c4
Bf5
3.
cxd5
Bxb1
4.
Rxb1
Qxd5
5.
a3
Nc6
6.
e3
e5
7.
dxe5
Qxd1+
8.
Kxd1
O-O-O+
9.
Kc2
Nxe5
10.
Be2
Nf6
11.
Nf3
Neg4
12.
Ng5
Rd7
13.
Ne4
g6
14.
Nxf6
Nxf6
15.
Bf3
Kb8
16.
Bd2
Bg7
17.
Bc3
Rhd8
18.
Rbd1
Ne8
19.
h4
Bxc3
20.
Kxc3
Nf6
21.
Rxd7
Rxd7
22.
g4
c6
23.
g5
Ne8
24.
h5
Kc7
25.
Be2
Nd6
26.
Bd3
Re7
27.
Kd2
Ne4+
28.
Bxe4
Rxe4
29.
f3
Re7
30.
f4
Kd6
31.
Kd3
Kd5
32.
hxg6
hxg6
33.
Rh8
Rd7
34.
Re8
c5
35.
e4+
Kc6+
1/2-1/2
Opening Explorer
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Site
Siegen
Date
1970.09.05
Round
1
White
Ribeiro, Joao Mario
Black
Bonner, Gerald
Result
1/2-1/2
[Event "Olympiad-19 Preliminaries E"] [Site "Siegen"] [Date "1970.09.05"] [Round "1"] [White "Ribeiro, Joao Mario"] [Black "Bonner, Gerald"] [Result "1/2-1/2"] 1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Rxb1 Qxd5 5. a3 Nc6 6. e3 e5 7. dxe5 Qxd1+ 8. Kxd1 O-O-O+ 9. Kc2 Nxe5 10. Be2 Nf6 11. Nf3 Neg4 12. Ng5 Rd7 13. Ne4 g6 14. Nxf6 Nxf6 15. Bf3 Kb8 16. Bd2 Bg7 17. Bc3 Rhd8 18. Rbd1 Ne8 19. h4 Bxc3 20. Kxc3 Nf6 21. Rxd7 Rxd7 22. g4 c6 23. g5 Ne8 24. h5 Kc7 25. Be2 Nd6 26. Bd3 Re7 27. Kd2 Ne4+ 28. Bxe4 Rxe4 29. f3 Re7 30. f4 Kd6 31. Kd3 Kd5 32. hxg6 hxg6 33. Rh8 Rd7 34. Re8 c5 35. e4+ Kc6+ 1/2-1/2