[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1851.??.??"]
[Round "?"]
[White "Van Essen, WF."]
[Black "Weimar, G."]
[Result "0-1"]
[ECO "C41"]
[PlyCount "94"]
[EventDate "1851.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. c3 h6 4. Be2 Nf6 5. 0-0 Be7 6. d3 0-0 7. Nbd2 Nh7 8. Qb3 b6 9. c4 Nc6 10. Qd1 f5 11. a3 f4 12. b4 a5 13. b5 Na7 14. a4 c6 15. Bb2 c5 16. g3 Bh3 17. Re1 fxg3 18. fxg3 Bg5 19. Bf1 Bg4 20. Bg2 Bxd2 21. Qxd2 Bxf3 22. Rf1 Ng5 23. h4 Bxg2 24. Qxg2 Ne6 25. Qh3 Qe7 26. Rf2 Rxf2 27. Kxf2 Rf8+ 28. Kg1 Nc8 29. Rf1 Rf6 30. Qg4 Rxf1+ 31. Kxf1 Qf6+ 32. Kg2 Ne7 33. Qf3 Qg6 34. Kh3 h5 35. Qe2 Kh7 36. Qf3 Ng8 37. Qf5 Nh6 38. Qxg6+ Kxg6 39. Kg2 Ng4 40. Kf3 Kf6 41. Bc1 Nd4+ 42. Kg2 Ne6 43. Kf3 g5 44. Kg2 gxh4 45. gxh4 Nf4+ 46. Bxf4 exf4 47. Kf3 Ke5 0-1

[Event "Amsterdam"]
[Site "Amsterdam"]
[Date "1851.??.??"]
[Round "?"]
[White "Weimar, G."]
[Black "Van Essen, WF."]
[Result "1/2-1/2"]
[ECO "C24"]
[PlyCount "123"]
[EventDate "1851.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "NED"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. h3 Be7 5. Nf3 0-0 6. 0-0 d6 7. c3 a5 8. a4 Nbd7 9. Be3 d5 10. exd5 cxd5 11. Bb5 e4 12. dxe4 dxe4 13. Nd4 Nc5 14. b3 Qc7 15. Ne2 Rd8 16. Bd4 Be6 17. Nd2 Bf5 18. Ng3 Bg6 19. Re1 Nd3 20. Bxd3 exd3 21. Nc4 Nd5 22. Qf3 Bf6 23. Ne4 Bxd4 24. cxd4 Nb4 25. Na3 Bxe4 26. Qxe4 Qd7 27. Red1 Qxd4 28. Qxd4 Rxd4 29. Rd2 Rad8 30. Nc4 Nc6 31. Rad1 g6 32. g3 f6 33. Kg2 R4d5 34. Nb2 Nb4 35. Nc4 Kg7 36. h4 Nc6 37. Nb2 Ne5 38. f4 Ng4 39. Kf3 f5 40. Rxd3 Rxd3+ 41. Rxd3 Re8 42. Nc4 Nh2+ 43. Kg2 Re2+ 44. Kg1 Ng4 45. Rd7+ Kg8 46. Rxb7 Ne3 47. Nxe3 Rxe3 48. Kf2 Rc3 49. Rb5 Kg7 50. Rxa5 Rxb3 51. Rb5 Ra3 52. a5 Kh6 53. Re5 Kh5 54. Re7 Kg4 55. Rxh7 Rxa5 56. Rg7 Ra2+ 57. Kf1 Kxg3 58. Rxg6+ Kxh4 59. Rg5 Ra5 60. Kf2 Ra2+ 61. Kf3 Ra3+ 62. Kf2 1/2-1/2

