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Oswaldo Valentin, Requejo Cotrin
(2302) -
Obando Guzman, Soren Federico
(1751) -
Bogota McGregor op 4th
(3), Bogota, 2013
B21
1.e4
c5
2.d4
cxd4
3.c3
dxc3
4.Nxc3
e6
5.Nf3
a6
6.Bc4
b5
7.Bb3
Bb7
8.a3
d6
9.O-O
Nf6
10.Qe2
Nbd7
11.Rd1
Qb8
12.Nd4
Nc5
13.Ba2
Be7
14.f3
O-O
15.g4
Rc8
16.Be3
Nfd7
17.Rac1
Nb6
18.b4
Nca4
19.Nxa4
Nxa4
20.Nxe6
Nc3
21.Rxc3
Rxc3
22.Bd4
Rc4
23.Bxc4
bxc4
24.Nxg7
Qc7
25.Qe3
d5
26.Nf5
Kf8
27.exd5
Bxd5
28.Nxe7
Qxe7
29.Bc5
1-0
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