[Event "Baden-Baden"]
[Round "20"]
[Site "Baden-Baden"]
[Date "1925.05.12"]
[White "Gruenfeld, Ernst"]
[Black "Nimzowitsch, Aaron"]
[Result "1/2-1/2"]
[ECO "E12"]
[Opening "Queen's Indian Defence"]
 1. d4   Nf6
 2. c4   e6
 3. Nf3  b6
 4. Nc3  Bb7
 5. Qc2  Bb4
 6. a3   Bxc3+
 7. Qxc3 d6
 8. g3   Nbd7
 9. Bg2  O-O
10. O-O  Qe7
11. Rd1  Rfd8
12. b4   a5
13. Bb2  Qf8
14. b5   Ne4
15. Qc2  Rab8
16. d5   exd5
17. cxd5 Ndc5
18. Qc4  Re8
19. Nd4  Re5
20. Nc6  Bxc6
21. dxc6 Re7
22. f3   Ng5
23. Rd5  Nge6
24. e4   f6
25. f4   Kh8
26. Re1  Rbe8
27. e5   dxe5
28. fxe5 f5
29. Rf1  Rf7
30. Bc1  Qe7
31. Be3  g5
32. Rd2  f4
33. gxf4 gxf4
34. Rdf2 Rg7
35. Bxc5 Nxc5
1/2-1/2