1.
Nf3
c5
2.
g3
g6
3.
Bg2
Bg7
4.
O-O
Nc6
5.
c3
Nf6
6.
d4
cxd4
7.
cxd4
d5
8.
Ne5
Nxe5
9.
dxe5
Ne4
1/2-1/2
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Event
Site
Amsterdam
Date
1972.??.??
White
Hartoch, Robert G
Black
Ree, Hans
Result
1/2-1/2
Score
[Event "IBM"] [Site "Amsterdam"] [Date "1972.??.??"] [Round "?"] [White "Hartoch, Robert G"] [Black "Ree, Hans"] [Result "1/2-1/2"] 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c3 Nf6 6. d4 cxd4 7. cxd4 d5 8. Ne5 Nxe5 9. dxe5 Ne4 1/2-1/2