[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.29"]
[Round "7"]
[White "Jacoby, Jermaine"]
[Black "Wuensch, Aurel"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1307"]
[PlyCount "54"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bb5 Bd7 6. d3 Qe7 7. 0-0 a6 8. Bxc6 Bxc6 9. f5 h5 10. Bg5 0-0-0 11. Qd2 d5 12. exd5 Bxd5 13. Rae1 e4 14. Qf4 Qc5+ 15. d4 Qb6 16. Nxd5 Rxd5 17. c4 Bd6 18. Qc1 Rxf5 19. c5 Bxh2+ 20. Nxh2 Qb4 21. Rxf5 Ng4 22. Nxg4 hxg4 23. Qc3 Qa4 24. Rxf7 Qe8 25. Ref1 g3 26. Qxg3 Kb8 27. Qxc7+ Ka8 1-0

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.29"]
[Round "6"]
[White "Ostheim, Linus"]
[Black "Jacoby, Jermaine"]
[Result "0-1"]
[ECO "B92"]
[BlackElo "1307"]
[PlyCount "140"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Be3 Bd7 9. 0-0 0-0 10. h4 h6 11. Nd5 Nxd5 12. Qxd5 Bc6 13. Qd3 Bxh4 14. Nxh4 Qxh4 15. Bf3 Qf6 16. Rad1 Rd8 17. Bc5 Qe6 18. b3 Nd7 19. Qxd6 Qxd6 20. Bxd6 Nf6 21. Bxe5 Nxe4 22. Rxd8+ Rxd8 23. Re1 Ng5 24. Bxc6 bxc6 25. Bc3 Ne6 26. Re5 Rd1+ 27. Kh2 Rc1 28. Re2 Kf8 29. Rd2 c5 30. Be5 Nd4 31. c4 Ne6 32. Rd5 Rc2 33. Bd6+ Ke8 34. Bxc5 Nxc5 35. Rxc5 Rxa2 36. Rd5 Rb2 37. Rd3 Rxf2 38. c5 Rf5 39. b4 Rf4 40. c6 Rc4 41. Rd6 Ke7 42. Rd7+ Ke8 43. Rd6 Ke7 44. Rd7+ Ke6 45. Rc7 Rxb4 46. Ra7 Rb6 47. c7 Kd7 48. Kg3 Kc8 49. Kf4 Rb7 50. Rxa6 Kxc7 51. g4 Rb6 52. Ra7+ Rb7 53. Ra6 Kd7 54. Ra4 Ke7 55. Re4+ Kf6 56. Rc4 Rb6 57. Ra4 Kg6 58. Rc4 Rf6+ 59. Kg3 h5 60. gxh5+ Kxh5 61. Rh4+ Kg6 62. Rg4+ Kh7 63. Rh4+ Kg8 64. Ra4 Rd6 65. Ra8+ Kh7 66. Ra7 f5 67. Kf4 Rd5 68. Rf7 Kg6 69. Rf8 Rd1 70. Rxf5 Rf1+ 0-1

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.28"]
[Round "5"]
[White "Jacoby, Jermaine"]
[Black "Roessing, Jona"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1307"]
[BlackElo "1625"]
[PlyCount "98"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Nc3 c6 9. Be3 Qc7 10. Qd2 Rd8 11. Rac1 e5 12. d5 f5 13. Bh6 Bf6 14. Bg5 Qg7 15. Rfd1 e4 16. Bxf6 Qxf6 17. Qg5 Qxg5 18. Nxg5 h6 19. Ne6 Bxe6 20. dxe6 Na6 21. b4 Nxb4 22. c5 N6d5 23. Nxd5 Nxd5 24. Bc4 Kf8 25. Rb1 Rab8 26. Bxd5 cxd5 27. Rb4 Rdc8 28. Rxd5 Ke7 29. Rbd4 Kxe6 30. Rd6+ Kf7 31. Rd7+ Kf6 32. R7d6+ Kf7 33. Rd7+ Kf8 34. Rc4 Rd8 35. Rcd4 Ke8 36. R7d6 Ke7 37. Kf1 b6 38. Rxd8 Rxd8 39. Ra4 bxc5 40. Rxa7+ Rd7 41. Ra4 Rd4 42. Ra7+ Ke6 43. Ra6+ Rd6 44. Ra3 c4 45. Rc3 Kd5 46. Ke2 Kc5 47. Rc2 Rd3 48. h3 c3 49. a3 Kc4 0-1

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.28"]
[Round "4"]
[White "Ostheim, Emilia"]
[Black "Jacoby, Jermaine"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1307"]
[PlyCount "54"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Bg5 h6 8. Bh4 a5 9. a4 Be6 10. d4 Bxc4 11. Re1 exd4 12. cxd4 Bb4 13. Nbd2 g5 14. Bg3 Re8 15. Re3 Ba6 16. Qc2 Bxd2 17. Qxd2 Rxe4 18. Rxe4 Nxe4 19. Qe3 d5 20. Nd2 Nxg3 21. Qxg3 Nxd4 22. Re1 Ne2+ 23. Rxe2 Bxe2 24. Qe5 Bc4 25. b3 Ba6 26. f4 Qe8 27. Qa1 Qe3+ 0-1

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.27"]
[Round "2"]
[White "Born, Tim"]
[Black "Jacoby, Jermaine"]
[Result "1-0"]
[ECO "C39"]
[BlackElo "1307"]
[PlyCount "38"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 h5 6. d4 Nf6 7. Bxf4 Nxe4 8. Bd3 d5 9. 0-0 Be6 10. Nc3 Qxh4 11. Nxe4 dxe4 12. g3 Qd8 13. Bxe4 Bd5 14. Qd3 Be7 15. Bg6 Bf6 16. Rae1 0-0 17. Bxh5 Kg7 18. Nxg4 Qd7 19. Bh6+ Kh8 1-0

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.27"]
[Round "3"]
[White "Jacoby, Jermaine"]
[Black "Mohammadi, Sholeh"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1307"]
[BlackElo "1162"]
[PlyCount "131"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Be3 e5 7. Nf5 d6 8. Nd5 Nxd5 9. exd5 Bxf5 10. dxc6 bxc6 11. Qd2 d5 12. Be2 d4 13. Bg5 Be7 14. Bxe7 Qxe7 15. 0-0 0-0 16. Bf3 e4 17. Rfe1 Qc5 18. Bxe4 Bxe4 19. Rxe4 Rad8 20. Rd1 Qb5 21. Rxd4 Rxd4 22. Qxd4 h6 23. a4 Qa5 24. h3 c5 25. Qc3 Qb4 26. Qxb4 cxb4 27. a5 Rb8 28. Rd6 b3 29. c3 Kf8 30. Rxa6 Rb7 31. Rb6 Ra7 32. a6 Ke8 33. c4 f6 34. c5 Kd8 35. Kf1 Kc8 36. Ke2 Kc7 37. Kd3 Ra8 38. Kc3 Re8 39. Kxb3 Re2 40. a7 Re8 41. Rb8 Rxb8+ 42. axb8Q+ Kxb8 43. Kb4 Kb7 44. Kb5 Kc7 45. b4 g5 46. Ka6 Kc6 47. b5+ Kxc5 48. b6 Kc6 49. Ka7 h5 50. b7 f5 51. b8Q Kd5 52. Qe8 h4 53. Kb7 g4 54. Qe3 Kd6 55. Qc3 Ke6 56. Qd4 Kf7 57. Qe5 Kg6 58. hxg4 fxg4 59. Qf4 Kh5 60. Qf5+ Kh6 61. Qxg4 h3 62. gxh3 Kh7 63. Kc7 Kh6 64. Kd7 Kh7 65. Ke7 Kh6 66. Kf7 1-0

[Event "Marburg op-B"]
[Site "Marburg"]
[Date "2023.10.26"]
[Round "1"]
[White "Jacoby, Jermaine"]
[Black "Brehm, Uwe"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "1307"]
[BlackElo "1592"]
[PlyCount "74"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nxc3 6. bxc3 Be7 7. d4 Be6 8. Bd3 Nd7 9. Ne2 Nf8 10. 0-0 Ng6 11. g3 Qd7 12. Nf4 Nxf4 13. Qxf4 0-0-0 14. a4 Rdf8 15. Ba3 h5 16. Bxe7 Qxe7 17. Rf2 g5 18. Qf6 Kd8 19. Qxe7+ Kxe7 20. Bf5 g4 21. a5 h4 22. Rb1 hxg3 23. hxg3 b6 24. Bxe6 fxe6 25. axb6 axb6 26. Rbf1 Rxf2 27. Rxf2 Rf8 28. Rxf8 Kxf8 29. Kf2 Kf7 30. Ke3 Kg6 31. Kf2 Kf5 32. Ke1 Ke4 33. Kf2 c5 34. dxc5 bxc5 35. Ke2 Kxe5 36. Kd3 Kf5 37. Ke3 e5 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.11"]
[Round "7"]
[White "Yang, Yunle Kem"]
[Black "Jacoby, Jermaine"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "862"]
[BlackElo "963"]
[PlyCount "61"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ d5 11. Qxb4 Re8 12. 0-0 Kg8 13. Nbd2 a5 14. Qa3 Bg4 15. Nxe4 Rxe4 16. Rfe1 Bxf3 17. Qxf3 Rxd4 18. Rad1 Rxd1 19. Rxd1 c6 20. Qb3 Qc7 21. Re1 Rf8 22. f3 Kf7 23. Rc1 Re8 24. Qxd5+ cxd5 25. Rxc7+ Re7 26. Rc5 d4 27. Rd5 Re1+ 28. Kf2 Rd1 29. Ke2 Rh1 30. Rxd4 Rxh2 31. Kf2 1/2-1/2

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.10"]
[Round "5"]
[White "Hesselmann, Max"]
[Black "Jacoby, Jermaine"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1373"]
[BlackElo "963"]
[PlyCount "59"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Na5 5. Bb3 Nxb3 6. axb3 Bb4 7. f4 exf4 8. Bxf4 d5 9. e5 Qe7 10. d4 Ne4 11. Qf3 c5 12. Rd1 Bf5 13. Nge2 h5 14. h4 Bg4 15. Qd3 Qe6 16. 0-0 Bxc3 17. bxc3 Bxe2 18. Qxe2 Nxc3 19. Qf3 Nxd1 20. Rxd1 cxd4 21. Rxd4 Rc8 22. Qd3 0-0 23. Rxd5 Qg6 24. Qxg6 fxg6 25. e6 Rcd8 26. Bd6 Rfe8 27. e7 Rd7 28. Rd3 Kf7 29. Rf3+ Kg8 30. Rf8+ 1-0

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.10"]
[Round "6"]
[White "Jacoby, Jermaine"]
[Black "Winter, Thomas"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "963"]
[BlackElo "1396"]
[PlyCount "46"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 Nbd7 6. Qd2 0-0 7. 0-0-0 Re8 8. Nge2 e5 9. g4 Nb6 10. Ng3 exd4 11. Bxd4 Bf8 12. h4 c5 13. Bxc5 Qc7 14. Bxd6 Qd7 15. Bxf8 Qxd2+ 16. Rxd2 Kxf8 17. Bb5 Re5 18. Rhd1 Kg7 19. Nd5 Be6 20. Nxb6 axb6 21. Be2 Rxa2 22. Kb1 Rea5 23. c3 Bb3 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.09"]
[Round "4"]
[White "Jacoby, Jermaine"]
[Black "Thaler, Regina"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "963"]
[BlackElo "1329"]
[PlyCount "87"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 0-0 6. Qd2 c6 7. Bh6 b5 8. Bxg7 Kxg7 9. Nge2 b4 10. Nd1 a5 11. Nf2 e5 12. h4 Nh5 13. g4 Nf4 14. Nxf4 exf4 15. Qxf4 f6 16. Qe3 Nd7 17. Bd3 Ba6 18. Kd2 Bxd3 19. Nxd3 Nb6 20. b3 Rc8 21. h5 h6 22. hxg6 Rh8 23. Rh5 Kxg6 24. Rah1 Qf8 25. Nf4+ Kf7 26. g5 fxg5 27. Qd3 gxf4 28. Rf5+ Ke7 29. Rxf8 Rcxf8 30. Qe2 Nd7 31. Rh4 Kd8 32. Qh2 Rf6 33. Rh5 Rg6 34. e5 dxe5 35. dxe5 Rhg8 36. Kc1 Rg3 37. Qh4+ Kc7 38. Qxf4 Rg1+ 39. Kb2 Rf8 40. Qxh6 Rxf3 41. Qd6+ Kb6 42. Qxd7 Rff1 43. Qd8+ Kc5 44. e6+ 1-0

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.08"]
[Round "2"]
[White "Fang, Borui"]
[Black "Jacoby, Jermaine"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1420"]
[BlackElo "963"]
[PlyCount "71"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. d3 Bg4 8. h3 Bh5 9. Be3 0-0-0 10. Nc3 Bb4 11. Bd2 Bxc3 12. Bxc3 Nd4 13. Bxd4 exd4 14. 0-0 Bxf3 15. Qxf3 Qxf3 16. gxf3 Rhe8 17. Rae1 g6 18. f4 f5 19. Re5 Rxe5 20. fxe5 Re8 21. Re1 Kd7 22. f4 Ke6 23. Kf2 Kd5 24. h4 c5 25. Kf3 b5 26. Ra1 Re6 27. Ke2 c4 28. b3 c3 29. b4 a6 30. a4 h5 31. axb5 axb5 32. Ra5 Kc6 33. Ra8 Kc7 34. Ra7+ Kc6 35. Kf3 Kb6 36. Rd7 1-0

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.08"]
[Round "3"]
[White "Jacoby, Jermaine"]
[Black "Akinbosoye Zaimoglu, Oluwapelumi Deniz"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "963"]
[BlackElo "1303"]
[PlyCount "24"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 Nc6 4. fxe5 Nxe5 5. d4 Ng6 6. e5 Qe7 7. Qe2 Ng8 8. Nf3 d6 9. Bf4 Nxf4 10. exd6 Qxe2+ 11. Nxe2 Bxd6 12. c4 Bb4+ 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.07"]
[Round "1"]
[White "Jacoby, Jermaine"]
[Black "Ploetz, Hans Juergen"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "963"]
[BlackElo "1612"]
[PlyCount "62"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f3 e5 5. Be3 Be7 6. Qd2 c6 7. 0-0-0 b5 8. Nce2 a5 9. Ng3 exd4 10. Qxd4 c5 11. Qd2 c4 12. c3 Ne5 13. Nf5 Bxf5 14. exf5 0-0 15. g4 h6 16. h4 Nh7 17. Qh2 b4 18. g5 h5 19. f6 gxf6 20. gxf6 Nxf6 21. Ne2 Kh8 22. Bh3 bxc3 23. Nxc3 Qb8 24. Rhg1 Nd3+ 25. Rxd3 cxd3 26. Qg3 Rg8 27. Bg5 Qb6 28. f4 Rab8 29. Rg2 Qd4 30. Qf3 Rg7 31. Qxh5+ Nxh5 0-1

