1.
b3
e5
2.
Bb2
d6
3.
c4
Nf6
4.
g3
g6
5.
d4
Bg7
6.
dxe5
Nfd7
7.
Qd2
dxe5
8.
Nc3
O-O
9.
O-O-O
Qe7
10.
Nd5
Qc5
11.
Nf3
Na6
12.
e3
c6
13.
Nc3
Qa5
14.
Na4
Qxd2+
15.
Rxd2
Re8
16.
Be2
Nac5
17.
Nxc5
Nxc5
18.
Rhd1
Ne4
19.
Rd8
Bg4
20.
Rxa8
Rxa8
21.
Ng1
Nxf2
22.
Bxg4
Nxg4
23.
Nf3
e4
24.
Ng5
Nf2
25.
Rd7
Nd3+
26.
Kb1
Nxb2
27.
Nxe4
h6
28.
Nd6
Nd1
29.
Nxb7
Nc3+
30.
Kb2
Re8
31.
Na5
c5
32.
Kc2
Rxe3
33.
Rxa7
Re2+
34.
Kd3
Rxa2
0-1
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Event
Site
Chicago
Date
1973.??.??
Round
11
White
Grefe, John Alan
Black
Weinstein, Norman
Result
0-1
Score
[Event "US Open-74"] [Site "Chicago"] [Date "1973.??.??"] [Round "11"] [White "Grefe, John Alan"] [Black "Weinstein, Norman"] [Result "0-1"] 1. b3 e5 2. Bb2 d6 3. c4 Nf6 4. g3 g6 5. d4 Bg7 6. dxe5 Nfd7 7. Qd2 dxe5 8. Nc3 O-O 9. O-O-O Qe7 10. Nd5 Qc5 11. Nf3 Na6 12. e3 c6 13. Nc3 Qa5 14. Na4 Qxd2+ 15. Rxd2 Re8 16. Be2 Nac5 17. Nxc5 Nxc5 18. Rhd1 Ne4 19. Rd8 Bg4 20. Rxa8 Rxa8 21. Ng1 Nxf2 22. Bxg4 Nxg4 23. Nf3 e4 24. Ng5 Nf2 25. Rd7 Nd3+ 26. Kb1 Nxb2 27. Nxe4 h6 28. Nd6 Nd1 29. Nxb7 Nc3+ 30. Kb2 Re8 31. Na5 c5 32. Kc2 Rxe3 33. Rxa7 Re2+ 34. Kd3 Rxa2 0-1