1.
e4
c6
2.
d4
d5
3.
Nc3
dxe4
4.
Nxe4
Nf6
5.
Nxf6+
gxf6
6.
Nf3
Bf5
7.
Be2
e6
8.
Bf4
Bg7
9.
O-O
O-O
10.
c4
Nd7
11.
Qd2
Bg6
12.
Rad1
Re8
13.
Rfe1
c5
14.
dxc5
Nxc5
15.
Qb4
Qb6
16.
Qa3
Bf8
17.
Be3
a5
18.
Qc3
e5
1/2-1/2
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Event
Site
Amsterdam
Date
1965.??.??
Round
8
White
Zuidema, Coen
Black
Donner, Jan Hein
Result
1/2-1/2
[Event "IBM"] [Site "Amsterdam"] [Date "1965.??.??"] [Round "8"] [White "Zuidema, Coen"] [Black "Donner, Jan Hein"] [Result "1/2-1/2"] 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bf5 7. Be2 e6 8. Bf4 Bg7 9. O-O O-O 10. c4 Nd7 11. Qd2 Bg6 12. Rad1 Re8 13. Rfe1 c5 14. dxc5 Nxc5 15. Qb4 Qb6 16. Qa3 Bf8 17. Be3 a5 18. Qc3 e5 1/2-1/2