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Joshua Chicago Cup Games

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Aug 23rd, 2017
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  1. [Event "Chicago Cup Games: Joshua Posthuma (2308) - Nick Schwerin (1907)"]
  2. [Site "https://lichess.org/study/mu20BseC"]
  3. [UTCDate "2017.08.19"]
  4. [UTCTime "22:54:41"]
  5. [Variant "Standard"]
  6. [ECO "E07"]
  7. [Opening "Catalan Opening: Closed Variation, Botvinnik Variation"]
  8. [Result "*"]
  9. [Annotator "https://lichess.org/@/jposthuma"]
  10.  
  11. 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 c6 8. Qd3 Qc7 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Rac1 Rd8 12. Rfd1 h6 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Qc7 16. Ne5 Nf6 17. Qe3 Bd7 18. h4 Be8 19. g4 Rac8 20. g5 hxg5 21. hxg5 Nh7 22. g6 fxg6 23. Be4 Qe7 24. f4 Qh4 25. Kg2 g5 26. Rh1 gxf4 27. Rxh4 fxe3 28. Bxh7+ *
  12.  
  13.  
  14. [Event "Chicago Cup Games: Lawrence Cohen (2018) - Joshua Posthuma (2308)"]
  15. [Site "https://lichess.org/study/mu20BseC"]
  16. [UTCDate "2017.08.21"]
  17. [UTCTime "05:09:49"]
  18. [Variant "Standard"]
  19. [ECO "B10"]
  20. [Opening "Caro-Kann Defense: Breyer Variation"]
  21. [Result "*"]
  22. [Annotator "https://lichess.org/@/jposthuma"]
  23.  
  24. 1. e4 c6 2. d3 d5 3. e5 c5 4. f4 Nc6 5. Nf3 Nh6 6. Be2 g6 7. c3 Bg7 8. Na3 O-O 9. O-O f6 10. d4 cxd4 11. cxd4 Bg4 12. Nc2 Qb6 13. Be3 e6 14. exf6 Bxf6 15. Ne5 Bxe2 16. Qxe2 Rad8 17. g4 Nf7 18. b3 Nd6 19. Qd3 Bxe5 20. dxe5 Qb5 21. Rad1 Qxd3 22. Rxd3 Ne4 23. Nd4 Nxd4 24. Bxd4 a6 25. a4 Rc8 26. h4 h5 27. gxh5 gxh5 28. Be3 Kf7 29. Rc1 Kg6 30. Kg2 Rxc1 31. Bxc1 Kf5 32. Kf3 Rg8 33. Be3 Rg3+ 34. Ke2 Rh3 35. Rd4 Rxh4 36. Rb4 Rh2+ 37. Kf3 Rh3+ 38. Ke2 b5 39. axb5 Nc3+ 40. Kf2 axb5 41. Bd4 Ne4+ 42. Kg2 Rg3+ 43. Kh2 Kxf4 44. Rxb5 Nd2 45. Bg1 Nf3+ 46. Kh1 Rxg1# *
  25.  
  26.  
  27. [Event "Chicago Cup Games: Zhaozhi Li (2461) - Joshua Posthuma (2308)"]
  28. [Site "https://lichess.org/study/mu20BseC"]
  29. [UTCDate "2017.08.21"]
  30. [UTCTime "05:14:51"]
  31. [Variant "Standard"]
  32. [ECO "A58"]
  33. [Opening "Benko Gambit Accepted, Fully Accepted Variation"]
  34. [Result "*"]
  35. [Annotator "https://lichess.org/@/jposthuma"]
  36.  
  37. 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. g3 O-O 8. Bg2 d6 9. Nf3 Nxa6 10. O-O Bb7 11. Nd2 Nc7 12. Nc4 Ra6 13. Qd3 Qa8 14. Rd1 e6 15. e4 exd5 16. exd5 Ng4 17. h3 Ne5 18. Nxe5 Bxe5 19. Be3 f5 20. Rd2 Rb6 21. Re1 Ba6 22. Qc2 Bg7 23. Bxc5 dxc5 24. d6 Bb7 25. Bxb7 Rxb7 26. dxc7 Rxc7 27. Nd5 Rb7 28. Qxc5 Qxa2 29. Ree2 Rxb2 30. Ne7+ Kf7 31. Nxf5 gxf5 32. Rd7+ Kg6 33. Rxg7+ Kxg7 34. Qe5+ Kg6 35. Rxb2 Qa1+ 36. Kh2 Qa7 37. Rd2 Rf6 38. Qf4 Qe7 39. h4 Rf7 40. Rd6+ Rf6 41. Rd5 Qe6 42. Re5 Qd7 43. Rc5 h6 44. Qb8 Qd4 45. Qg8+ Kh5 46. Qe8+ Kg4 47. Qe2# *
  38.  
  39.  
  40. [Event "Chicago Cup Games: Joshua Posthuma (2308) - Rene Ancheta (2038)"]
  41. [Site "https://lichess.org/study/mu20BseC"]
  42. [UTCDate "2017.08.21"]
  43. [UTCTime "05:19:50"]
  44. [Variant "Standard"]
  45. [ECO "A31"]
  46. [Opening "English Opening: Symmetrical Variation, Anti-Benoni Variation"]
  47. [Result "*"]
  48. [Annotator "https://lichess.org/@/jposthuma"]
  49.  
  50. 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nc6 7. dxc5 Qa5 8. Qc2 Qxc5 9. Be3 Qa5 10. Nc3 d6 11. Rad1 Be6 12. Qb3 Rab8 13. Nd4 Bd7 14. Nd5 Qd8 15. h3 Na5 16. Qb4 Nxd5 17. cxd5 a6 18. Rc1 b5 19. b3 Bxd4 20. Qxd4 Re8 21. Rfd1 b4 22. h4 Bb5 23. Bf3 Rb7 24. h5 Bd7 25. Kg2 Rb5 26. hxg6 hxg6 27. Rh1 f6 28. Qh4 e5 29. Qh8+ *
  51.  
  52.  
  53. [Event "Chicago Cup Games: Daniel Bronfeyn (2136) - Joshua Posthuma (2308)"]
  54. [Site "https://lichess.org/study/mu20BseC"]
  55. [UTCDate "2017.08.21"]
  56. [UTCTime "05:24:52"]
  57. [Variant "Standard"]
  58. [ECO "B16"]
  59. [Opening "Caro-Kann Defense: Bronstein-Larsen Variation"]
  60. [Result "*"]
  61. [Annotator "https://lichess.org/@/jposthuma"]
  62.  
  63. 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bf5 7. Bd3 e6 8. c3 Bg6 9. Bf4 Bd6 10. Bg3 Qc7 11. O-O Nd7 12. Re1 O-O-O 13. Bxd6 Qxd6 14. b4 Rhg8 15. Rb1 Bxd3 16. Qxd3 Ne5 17. Qe4 Ng6 18. b5 c5 19. dxc5 Qxc5 20. Rb4 Kb8 21. Nd4 Qd5 22. g3 Qxe4 23. Rxe4 f5 24. Re1 Rc8 25. Ne2 Rgd8 26. f4 h5 27. Rbb1 h4 28. Red1 hxg3 29. hxg3 Ne7 30. Rxd8 Rxd8 31. Rb2 Kc7 32. Kf2 Rd3 33. c4 Ng8 34. Rb3 Rd2 35. Ra3 Kb6 36. Ke3 Rd6 37. Rd3 Rxd3+ 38. Kxd3 Kc5 39. Nd4 Nf6 40. Nb3+ Kb4 41. Nd2 Nh5 42. Nf1 Kc5 43. a3 f6 44. Kc3 e5 45. fxe5 fxe5 46. Kd3 a6 47. bxa6 bxa6 48. Kc3 e4 49. Kb3 Kd4 50. Kb4 e3 51. Nh2 Nxg3 52. c5 Kd5 53. Kc3 Kxc5 54. Kd3 f4 55. Nf3 Kd5 56. Ne1 Ne4 57. Ke2 Ke5 58. Nd3+ Kf5 59. Kf3 Nd2+ 60. Ke2 Nb3 *
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