1.
d4
Nf6
2.
Nf3
e6
3.
Bg5
Be7
4.
Nbd2
d5
5.
e3
Nbd7
6.
c3
O-O
7.
Bd3
b6
8.
b4
Bb7
9.
Qb1
h6
10.
Bh4
Nh5
11.
Bg3
Qc8
12.
Be5
Nhf6
13.
O-O
c5
14.
Rc1
Nxe5
15.
Nxe5
Qc7
16.
a4
a5
17.
b5
Rac8
1/2-1/2
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Event
Site
Amsterdam
Date
1973.??.??
Round
9
White
Black
Result
1/2-1/2
[Event "IBM"] [Site "Amsterdam"] [Date "1973.??.??"] [Round "9"] [White "Petrosian, Tigran V"] [Black "Andersson, Ulf"] [Result "1/2-1/2"] 1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 d5 5. e3 Nbd7 6. c3 O-O 7. Bd3 b6 8. b4 Bb7 9. Qb1 h6 10. Bh4 Nh5 11. Bg3 Qc8 12. Be5 Nhf6 13. O-O c5 14. Rc1 Nxe5 15. Nxe5 Qc7 16. a4 a5 17. b5 Rac8 1/2-1/2