1.
d4
Nf6
2.
c4
g6
3.
g3
c6
4.
Bg2
d5
5.
cxd5
cxd5
6.
Nc3
Bg7
7.
Nf3
O-O
8.
O-O
Ne4
9.
e3
Nxc3
10.
bxc3
Nc6
11.
Nd2
Be6
12.
Ba3
Rc8
13.
Re1
Re8
14.
Bf1
Na5
15.
Bb4
Nc6
16.
Ba3
Na5
17.
Bb4
Nc6
1/2-1/2
Opening Explorer
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Site
Amsterdam
Date
1977.06.??
Round
1
White
Donner, Jan Hein
Black
Ree, Hans
Result
1/2-1/2
BlackElo
2460
Score
[Event "IBM-17 Grootmeestergroep A"] [Site "Amsterdam"] [Date "1977.06.??"] [Round "1"] [White "Donner, Jan Hein"] [Black "Ree, Hans"] [Result "1/2-1/2"] [BlackElo "2460"] 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 O-O 8. O-O Ne4 9. e3 Nxc3 10. bxc3 Nc6 11. Nd2 Be6 12. Ba3 Rc8 13. Re1 Re8 14. Bf1 Na5 15. Bb4 Nc6 16. Ba3 Na5 17. Bb4 Nc6 1/2-1/2