1.
d4
Nf6
2.
c4
g6
3.
Nf3
Bg7
4.
g3
O-O
5.
Bg2
d5
6.
cxd5
Nxd5
7.
e4
Nb6
8.
O-O
Bg4
9.
e5
Nc6
10.
Be3
Qd7
11.
Nbd2
Rad8
12.
Nb3
Qc8
13.
Qe1
Nd5
14.
Bd2
Bf5
15.
Nc5
b6
16.
Ne4
a5
17.
a3
Bg4
18.
Nc3
Bxf3
19.
Bxf3
Nxd4
20.
Bxd5
Rxd5
21.
Nxd5
Nf3+
22.
Kh1
Qh3
0-1
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Event
Site
Prague
Date
1950.??.??
Round
4
White
Petrov, Peter
Black
Alster, Ladislav
Result
0-1
Score
[Event "Match/Nation CSR-BUL"] [Site "Prague"] [Date "1950.??.??"] [Round "4"] [White "Petrov, Peter"] [Black "Alster, Ladislav"] [Result "0-1"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. e4 Nb6 8. O-O Bg4 9. e5 Nc6 10. Be3 Qd7 11. Nbd2 Rad8 12. Nb3 Qc8 13. Qe1 Nd5 14. Bd2 Bf5 15. Nc5 b6 16. Ne4 a5 17. a3 Bg4 18. Nc3 Bxf3 19. Bxf3 Nxd4 20. Bxd5 Rxd5 21. Nxd5 Nf3+ 22. Kh1 Qh3 0-1