[Event "Milwaukee North Central op"]
[Site "Milwaukee"]
[Date "1971.??.??"]
[Round "2"]
[White "Warren, Jim G"]
[Black "Halm, Patrick"]
[Result "1-0"]
[ECO "E97"]
[PlyCount "103"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Nd2 Nd7 10. Rb1 f5 11. f3 f4 12. b4 g5 13. Nb3 h5 14. c5 Nf6 15. Qc2 g4 16. Nb5 Ng6 17. cxd6 cxd6 18. Qc7 gxf3 19. Bxf3 Ng4 20. Qxd8 Rxd8 21. Bd2 a6 22. Na3 Bd7 23. Rfc1 Rdc8 24. Nc4 Bf8 25. Nb6 Rxc1+ 26. Rxc1 Rd8 27. Rc7 Bb5 28. a4 Bd3 29. Rc3 Bb1 30. Na5 Nf6 31. Rc4 Bd3 32. Rc7 Bxe4 33. Rxb7 Bd3 34. Bc3 Nh4 35. Nc6 Re8 36. Rb8 Rxb8 37. Nxb8 Nxf3+ 38. gxf3 Bc2 39. Nxa6 Bb3 40. Nc7 Be7 41. a5 Bd8 42. Ne6 Bxb6+ 43. axb6 Bxd5 44. Nd8 Bxf3 45. b7 Nd7 46. b5 Be2 47. b6 e4 48. Nc6 e3 49. b8Q+ Nxb8 50. Nxb8 f3 51. Be1 Bb5 52. b7 1-0

