1.
e4
d6
2.
Nf3
Nf6
3.
d3
g6
4.
g3
Bg7
5.
Bg2
O-O
6.
O-O
c5
7.
Re1
e5
8.
Nbd2
Nc6
9.
Nf1
h6
10.
h4
Be6
11.
N3h2
d5
12.
Be3
b6
13.
c3
Rc8
1/2-1/2
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Site
Mexico City
Date
1977.08.10
Round
4
White
Tonsingh, Orrin
Black
Hertzog, Peter
Result
1/2-1/2
BlackElo
2310
[Event "WchT Students 22nd Group1"] [Site "Mexico City"] [Date "1977.08.10"] [Round "4"] [White "Tonsingh, Orrin"] [Black "Hertzog, Peter"] [Result "1/2-1/2"] [BlackElo "2310"] 1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. Re1 e5 8. Nbd2 Nc6 9. Nf1 h6 10. h4 Be6 11. N3h2 d5 12. Be3 b6 13. c3 Rc8 1/2-1/2