1.
c4
e5
2.
Nc3
Nf6
3.
Nf3
Nc6
4.
g3
d5
5.
cxd5
Nxd5
6.
Bg2
Be6
7.
O-O
Be7
8.
d4
exd4
9.
Nb5
Qd7
10.
Nbxd4
Nxd4
11.
Nxd4
Bh3
12.
Bxh3
Qxh3
13.
e4
Nf6
14.
Qf3
Bc5
15.
Nb5
O-O-O
16.
Bf4
Rd3
17.
Qh1
c6
18.
Rac1
Nd7
19.
b4
Bxb4
20.
Nxa7+
Kd8
21.
Rxc6
bxc6
22.
Nxc6+
Kc8
23.
Nxb4
Qxf1+
24.
Kxf1
Rd1+
25.
Kg2
Rxh1
26.
Kxh1
Kb7
27.
Kg2
Nc5
28.
f3
Ra8
29.
Be3
Na6
30.
a3
Nc7
31.
Bc1
Nb5
32.
Bb2
g6
33.
g4
Nxa3
34.
Bxa3
Rxa3
35.
g5
Ra8
36.
Kg3
Kc7
37.
h4
Kd6
38.
Nd5
Ke5
39.
Ne3
Ra2
40.
Ng4+
Ke6
41.
Kf4
Ra5
42.
Kg3
Rb5
43.
Kf4
Rb8
44.
Nf2
Rh8
45.
Ng4
Kd6
46.
Nf6
Ke6
47.
Ng4
Ra8
48.
Nh6
Ra1
49.
Ng4
Ra8
50.
Nf2
Rd8
51.
Ke3
h6
52.
Nd3
hxg5
53.
hxg5
Rc8
54.
Nf4+
Ke7
1/2-1/2
Opening Explorer
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Site
Mar del Plata
Date
1969.03.24
Round
3
White
Schweber, Samuel
Black
Van Riemsdijk, Herman Claudius
Result
1/2-1/2
[Event "Zonal-8 South America (MdP-28)"] [Site "Mar del Plata"] [Date "1969.03.24"] [Round "3"] [White "Schweber, Samuel"] [Black "Van Riemsdijk, Herman Claudius"] [Result "1/2-1/2"] [EventArchiveKey "south-american-zonal-mar-del-plata-1969"] 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be6 7. O-O Be7 8. d4 exd4 9. Nb5 Qd7 10. Nbxd4 Nxd4 11. Nxd4 Bh3 12. Bxh3 Qxh3 13. e4 Nf6 14. Qf3 Bc5 15. Nb5 O-O-O 16. Bf4 Rd3 17. Qh1 c6 18. Rac1 Nd7 19. b4 Bxb4 20. Nxa7+ Kd8 21. Rxc6 bxc6 22. Nxc6+ Kc8 23. Nxb4 Qxf1+ 24. Kxf1 Rd1+ 25. Kg2 Rxh1 26. Kxh1 Kb7 27. Kg2 Nc5 28. f3 Ra8 29. Be3 Na6 30. a3 Nc7 31. Bc1 Nb5 32. Bb2 g6 33. g4 Nxa3 34. Bxa3 Rxa3 35. g5 Ra8 36. Kg3 Kc7 37. h4 Kd6 38. Nd5 Ke5 39. Ne3 Ra2 40. Ng4+ Ke6 41. Kf4 Ra5 42. Kg3 Rb5 43. Kf4 Rb8 44. Nf2 Rh8 45. Ng4 Kd6 46. Nf6 Ke6 47. Ng4 Ra8 48. Nh6 Ra1 49. Ng4 Ra8 50. Nf2 Rd8 51. Ke3 h6 52. Nd3 hxg5 53. hxg5 Rc8 54. Nf4+ Ke7 1/2-1/2