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Download PGN
De Greif, Boris
(2340) -
Castro Rojas, Oscar Humberto
(2410) -
COL-ch26
(10), Medellin, 1977
C77
1.e4
Nc6
2.Nf3
e5
3.Bb5
a6
4.Ba4
Nf6
5.Qe2
b5
6.Bb3
Bc5
7.c3
d6
8.O-O
Be6
9.d3
O-O
10.Be3
Qe7
11.Nbd2
Ng4
12.h3
Nxe3
13.fxe3
Rad8
14.d4
Bxb3
15.axb3
Bb6
16.Rxa6
d5
17.Qxb5
Nb8
18.Raa1
exd4
19.cxd4
dxe4
20.Ne5
Qg5
21.Qe2
f5
22.Rae1
g6
23.Ndc4
Nd7
24.Nxd7
Rxd7
25.Qf2
Qf6
26.Qg3
c5
27.Nxb6
Qxb6
28.dxc5
Qxc5
29.Rc1
Qb5
30.Rc3
Rfd8
31.Re1
Kg7
32.Kh2
h6
33.h4
Qb8
34.Qxb8
Rxb8
35.Ra1
g5
36.Ra6
f4
37.Re6
Rb5
38.hxg5
hxg5
39.Rc4
Rxb3
40.Rcxe4
fxe3
41.Rxe3
Rxb2
½-½
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Castro Rojas - Caceres Vasquez.