1.
e4
c6
2.
d4
d5
3.
exd5
cxd5
4.
Bd3
Nc6
5.
c3
Nf6
6.
Bf4
Bg4
7.
Qb3
Na5
8.
Qa4+
Bd7
9.
Qc2
Qb6
10.
a4
Rc8
11.
b3
Bg4
12.
Nd2
Nc6
13.
Ngf3
Bxf3
14.
Nxf3
g6
15.
O-O
Bg7
16.
Qa2
a6
17.
a5
1/2-1/2
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Event
Site
Sao Paulo
Date
1973.09.03
Round
12
White
Biyiasas, Peter
Black
Result
1/2-1/2
Score
[Event "Sao Paulo International"] [Site "Sao Paulo"] [Date "1973.09.03"] [Round "12"] [White "Biyiasas, Peter"] [Black "Ivkov, Borislav"] [Result "1/2-1/2"] 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Qb6 10. a4 Rc8 11. b3 Bg4 12. Nd2 Nc6 13. Ngf3 Bxf3 14. Nxf3 g6 15. O-O Bg7 16. Qa2 a6 17. a5 1/2-1/2