[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.29"]
[Round "15"]
[White "Koltanowski, George"]
[Black "Ruben, Carl"]
[Result "1-0"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Qc2 Nbd7 7. Nf3 c6 8. Rc1 Re8 9. Bd3 h6 10. Bf4 dxc4 11. Bxc4 Nb6 12. Bb3 Nbd5 13. Be5 Nxc3 14. bxc3 c5 15. O-O b5 16. Bxf6 Bxf6 17. Qe4 Rb8 18. Bc2 Bb7 19. Qh7+ Kf8 20. e4 g6 21. Qxh6+ Bg7 22. Qe3 c4 23. Rb1 Bc6 24. e5 Bxf3 25. Qxf3 Kg8 26. Qe3 Qa5 27. Rb2 Bf8 28. h4 Qa3 29. Rfb1 a6 30. g4 Qe7 31. Qg3 Qd8 32. Be4 Be7 33. h5 Bh4 34. Qe3 gxh5 35. gxh5 Qg5+ 36. Qxg5+ Bxg5 37. a4 Rb6 38. Kf1 Be7 39. axb5 Reb8 40. bxa6 Rxb2 41. Rxb2 Rxb2 42. a7 Ra2 43. a8=Q+ Rxa8 44. Bxa8 Bg5 45. Ke2 Kg7 46. Bc6 f6 47. exf6+ Bxf6 48. f4 Kh6 49. Bd7 1-0