[Event "London Central Major"]
[Site "London"]
[Date "2022.11.06"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Pristin, Michael"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1795"]
[BlackElo "1486"]
[PlyCount "61"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 g6 5. c3 Bd7 6. d4 cxd4 7. cxd4 Bg7 8. Nc3 Nf6 9. h3 0-0 10. Be3 a6 11. Be2 Qc7 12. Rc1 Rac8 13. Qd2 Qb8 14. Rfd1 Rfd8 15. d5 Ne5 16. Nxe5 dxe5 17. Bb6 Re8 18. Rf1 h5 19. f3 Kh7 20. Be3 Qd6 21. f4 exf4 22. Bxf4 Qb6+ 23. Be3 Qd6 24. Bf4 Qb6+ 25. Kh1 e5 26. Bg5 Qd4 27. Qc2 Qb6 28. Qd3 Bb5 29. Nxb5 Qxb5 30. Qxb5 axb5 31. Rxc8 1-0

[Event "London Central Major"]
[Site "London"]
[Date "2022.11.06"]
[Round "4"]
[White "Llewellyn, Julian D"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1645"]
[BlackElo "1795"]
[PlyCount "64"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be2 Nf6 7. Be3 Be7 8. 0-0 0-0 9. f4 Qc7 10. Qe1 b5 11. a3 Bb7 12. Bf3 Nc6 13. Qg3 Rfe8 14. Nxc6 Bxc6 15. e5 Nd7 16. Bxc6 Qxc6 17. Rfd1 dxe5 18. fxe5 Bc5 19. Bxc5 Nxc5 20. Rac1 Qc7 21. h4 Nb7 22. Rd3 Rf8 23. Kh1 f5 24. exf6 Qxg3 25. Rxg3 Rf7 26. Rf1 Kh8 27. Ne2 h6 28. Rf4 Rd8 29. fxg7+ Rxg7 30. Rxg7 Kxg7 31. c4 Nd6 32. Ng3 Rf8 1-0

[Event "London Central Major"]
[Site "London"]
[Date "2022.11.05"]
[Round "2"]
[White "Finnegan, Oliver"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1696"]
[BlackElo "1795"]
[PlyCount "99"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 e6 5. Bd3 Bd6 6. Bg3 Qc7 7. Nf3 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bd3 0-0 12. Ne5 g6 13. Qf3 Nd7 14. Nc4 Bxg3 15. hxg3 b5 16. Nd2 e5 17. 0-0-0 f5 18. Qe3 Nf6 19. Be2 e4 20. Nb3 Nd5 21. Qh6 Qf7 22. Qh4 a5 23. Nc5 Qe7 24. c4 Qxh4 25. Rxh4 Nc7 26. d5 cxd5 27. cxd5 Rd8 28. d6 Ne6 29. Nb3 a4 30. Na1 Bd7 31. Nc2 Rac8 32. Kb1 Be8 33. Nb4 Nc5 34. Nd5 Kg7 35. Nc7 Bc6 36. g4 Rd7 37. gxf5 gxf5 38. Rdh1 Kg8 39. Rh6 Nd3 40. f3 Nf4 41. Bxb5 Bxb5 42. Nxb5 e3 43. g3 Ng6 44. Nc3 Rxd6 45. Rxh7 Rxc3 46. bxc3 e2 47. Kc2 Rd1 48. R7h6 Rxh1 49. Rxh1 Ne5 50. Kd2 1-0

[Event "London Central Major"]
[Site "London"]
[Date "2022.11.05"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Sarfas, Robin"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1795"]
[BlackElo "1618"]
[PlyCount "55"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. d3 Qc7 6. h3 e5 7. Be3 b6 8. Bxc6 dxc6 9. Qd2 Be6 10. Ng5 Bd7 11. f4 f6 12. Nf3 0-0-0 13. fxe5 fxe5 14. a4 a5 15. Na3 h6 16. Nh4 Be6 17. Nxg6 Rh7 18. Qc3 Ne7 19. Nxe7+ Qxe7 20. Nc4 Kb7 21. Qb3 Bxc4 22. Qxc4 Bf6 23. Rf3 Qg7 24. Raf1 Rg8 25. R1f2 Rf8 26. Qe6 Be7 27. Qd7+ Ka6 28. Rxf8 1-0

[Event "London Central Major"]
[Site "London"]
[Date "2022.11.04"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Moni, Claudio"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1795"]
[BlackElo "1580"]
[PlyCount "107"]
[EventDate "2022.11.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 e6 7. a3 c6 8. Bc4 Nbd7 9. 0-0 Qc7 10. Rc1 Nb6 11. Be2 Be7 12. h3 h6 13. Re1 0-0 14. g4 Bh7 15. g5 hxg5 16. Bxg5 Nfd5 17. Nxd5 Nxd5 18. c4 Nf4 19. Bxf4 Qxf4 20. Bd3 Bf5 21. Bxf5 Qxf5 22. Kg2 Bf6 23. Qc2 Qxc2 24. Rxc2 Rfd8 25. Rd2 Rd6 26. b3 Rad8 27. Red1 Kf8 28. Kg3 e5 29. dxe5 Bxe5+ 30. Kg2 Rxd2 31. Rxd2 Rxd2 32. Nxd2 Ke7 33. Kf3 a5 34. Ne4 b6 35. Ke3 f6 36. a4 f5 37. f4 Bxf4+ 38. Kxf4 fxe4 39. Kxe4 Kf6 40. h4 Ke6 41. h5 Kf6 42. Kf4 Ke7 43. Kf5 Kf8 44. Ke6 c5 45. Kd6 Kf7 46. Kc6 Kf6 47. Kxb6 Kg5 48. Kxa5 Kxh5 49. Kb5 g5 50. a5 g4 51. a6 g3 52. a7 g2 53. a8Q g1Q 54. Qh8+ 1-0

[Event "Leamington Spa 4NCL op-B 28th"]
[Site "Leamington Spa"]
[Date "2022.07.10"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Sun, Meng1111"]
[Result "1-0"]
[ECO "B59"]
[WhiteElo "1899"]
[BlackElo "1745"]
[PlyCount "77"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nb3 h6 7. Be2 e5 8. Be3 Be7 9. f3 0-0 10. Qd2 Be6 11. 0-0-0 a6 12. g4 Nh7 13. Kb1 b5 14. h4 f6 15. Nd5 Rc8 16. Rhg1 Bxd5 17. exd5 Nb8 18. Bd3 Rf7 19. Bg6 Qf8 20. Qd3 f5 21. Bxf7+ Qxf7 22. Qxf5 Qxf5 23. gxf5 Kf7 24. Nd2 Bxh4 25. Ne4 Be7 26. Rg6 Nf6 27. Rd3 Nbd7 28. Nd2 a5 29. b3 Bd8 30. c4 Bb6 31. Ne4 Nxe4 32. fxe4 bxc4 33. bxc4 Rxc4 34. Bxb6 Nxb6 35. Rdg3 Ke7 36. Rxg7+ Kd8 37. Rh7 Nd7 38. Rg8+ Kc7 39. Rgg7 1-0

[Event "Leamington Spa 4NCL op-B 28th"]
[Site "Leamington Spa"]
[Date "2022.07.10"]
[Round "5"]
[White "McLachlan, Matthew"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1795"]
[BlackElo "1899"]
[PlyCount "80"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 Be7 5. Bd3 Nbd7 6. f4 b6 7. c3 Bb7 8. Qb1 h6 9. Bxf6 Nxf6 10. Ngf3 Nd7 11. Ne5 Nxe5 12. fxe5 Bg5 13. Ke2 h5 14. Nf3 Bh6 15. Rf1 Qe7 16. b4 0-0-0 17. a4 a6 18. Qa2 g5 19. Nd2 g4 20. Nb3 Qg5 21. Qd2 Qg8 22. a5 b5 23. Bxb5 axb5 24. a6 Ba8 25. Nc5 Bf8 26. Nd3 Be7 27. Qa2 c6 28. a7 Kd7 29. Qa5 Rc8 30. Qb6 Rh7 31. Rf4 Qd8 32. Qa6 Qc7 33. Qa2 Qb6 34. Qc2 Rg7 35. Ra3 Rc7 36. Qa2 Ke8 37. Rf1 Rh7 38. Nf4 Bg5 39. Qc2 Rh6 40. Rfa1 Bxf4 1/2-1/2

[Event "Leamington Spa 4NCL op-B 28th"]
[Site "Leamington Spa"]
[Date "2022.07.09"]
[Round "3"]
[White "Burns, Kenneth"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1711"]
[BlackElo "1899"]
[PlyCount "50"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. Nc3 0-0 6. e3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. 0-0 Bb7 10. Rb1 Ne4 11. Bxe4 dxe4 12. Bxe7 Qxe7 13. Nd2 c5 14. Nb3 f5 15. dxc5 Nxc5 16. Nxc5 Qxc5 17. Qb3+ Kh8 18. Rbc1 Qe5 19. Ne2 Rfd8 20. Rfd1 g5 21. Qc3 Qxc3 22. Nxc3 Rac8 23. g3 Ba6 24. Rxd8+ Rxd8 25. Rc2 Kg7 1/2-1/2

[Event "Leamington Spa 4NCL op-B 28th"]
[Site "Leamington Spa"]
[Date "2022.07.09"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Isik, Muhammed Oguz"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1899"]
[BlackElo "1547"]
[PlyCount "74"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. 0-0 Nf6 5. d3 h6 6. Nbd2 0-0 7. Re1 Re8 8. c3 Bf8 9. Nf1 c6 10. Ng3 Bd7 11. Qb3 Re7 12. Qxb7 Bg4 13. Qb3 Bxf3 14. gxf3 d5 15. Nf5 Re6 16. Qb7 dxc4 17. Qxa8 Qc7 18. Be3 c5 19. b4 Nbd7 20. bxc5 Re8 21. Qxe8 Nxe8 22. dxc4 Nxc5 23. Rad1 Na4 24. Rd3 Nb2 25. Rd5 Nxc4 26. Red1 Nf6 27. Rd8 Nxe3 28. fxe3 g6 29. Nxh6+ Kg7 30. Ng4 Nxg4 31. fxg4 Qxc3 32. R1d3 Qe1+ 33. Kg2 Qe2+ 34. Kg3 Be7 35. R8d7 Bh4+ 36. Kh3 Qf3+ 37. Kxh4 g5+ 0-1

[Event "Leamington Spa 4NCL op-B 28th"]
[Site "Leamington Spa"]
[Date "2022.07.08"]
[Round "1"]
[White "Fisher, Neal"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1732"]
[BlackElo "1899"]
[PlyCount "68"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 Be7 4. Nc3 d5 5. e3 0-0 6. Bd3 Nbd7 7. a4 c5 8. 0-0 a6 9. Re1 c4 10. Bf1 Bb4 11. Re2 Bxc3 12. bxc3 Qa5 13. Ra3 Ne4 14. Qa1 f6 15. Bf4 g5 16. Bg3 h5 17. Nd2 Nxg3 18. fxg3 f5 19. Nf3 g4 20. Nh4 Kg7 21. Re1 Nf6 22. Be2 Ne4 23. Rf1 Bd7 24. Rf4 Rfb8 25. Rxe4 fxe4 26. Qd1 Qd8 27. Bxg4 Qg5 28. Bxh5 Qxe3+ 29. Kh1 Qg5 30. Be2 b5 31. axb5 axb5 32. Ra1 Rxa1 33. Qxa1 Qd2 34. Qf1 Rf8 0-1

[Event "London Central U2000"]
[Site "London"]
[Date "2022.04.24"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Quinton, Duke"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1800"]
[PlyCount "94"]
[EventDate "2022.04.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Na3 Nbd7 6. Nxc4 Nb6 7. Nce5 h6 8. 0-0 Bf5 9. d3 e6 10. a4 a5 11. Bd2 Bd6 12. Qb3 0-0 13. Rfc1 Bg4 14. Nc4 Nxc4 15. Rxc4 Qe7 16. Bc3 e5 17. Qc2 Be6 18. Rh4 g5 19. Rxh6 Kg7 20. Rxf6 Qxf6 21. d4 Qg6 22. Qxg6+ Kxg6 23. Bd2 exd4 24. Nxd4 Rfe8 25. Nxc6 bxc6 26. Bxc6 Reb8 27. Bxa8 Rxa8 28. Re1 Ra6 29. f4 gxf4 30. gxf4 Bb3 31. e4 f5 32. e5 Bf8 33. Kf2 Bb4 34. Ke3 Bxd2+ 35. Kxd2 Bxa4 36. Rg1+ Kf7 37. Rg5 Bd7 38. Rh5 Kg7 39. Rh3 Rb6 40. Kc1 Rb4 41. Rc3 Kf7 42. Rf3 Rc4+ 43. Kd2 Ke6 44. b3 Rb4 45. Kc3 Bc6 46. Rd3 Bd5 47. Kb2 Rxf4 0-1

[Event "London Central U2000"]
[Site "London"]
[Date "2022.04.24"]
[Round "5"]
[White "Sarfas, Robin"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1635"]
[BlackElo "1800"]
[PlyCount "109"]
[EventDate "2022.04.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Be7 6. 0-0 0-0 7. Nc3 Nbd7 8. b3 Re8 9. Bb2 Bf8 10. Qc2 g6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Bg7 14. Ne5 Qc7 15. f4 Rb8 16. Rad1 f6 17. Nxd7 Bxd7 18. Qd3 Rbd8 19. Qf3 f5 20. Kh1 b6 21. Ba3 Bf8 22. Bxf8 Kxf8 23. Qc3 Kf7 24. Rfe1 Bc8 25. Qf3 Bb7 26. Re5 Re7 27. Qe2 Qd6 28. Bf3 h5 29. h4 Qd7 30. Kh2 Qe8 31. c5 Qd7 32. b4 Qc8 33. Bxh5 gxh5 34. Qxh5+ Kg8 35. Qg6+ Rg7 36. Qxe6+ Qxe6 37. Rxe6 Rd5 38. Re5 Rgd7 39. Rxd5 Rxd5 40. h5 Kf7 41. Kh3 Rd8 42. Kh4 Bc8 43. a4 bxc5 44. bxc5 Kf6 45. a5 Be6 46. Rb1 Rh8 47. Rb7 Bf7 48. g4 fxg4 49. Kxg4 Bxh5+ 50. Kg3 Rg8+ 51. Kh4 Kf5 52. Rxa7 Be8 53. Ra8 Kxf4 54. Kh3 Bd7+ 55. Kh4 0-1

[Event "London Central U2000"]
[Site "London"]
[Date "2022.04.23"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Allen, John P"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1800"]
[PlyCount "64"]
[EventDate "2022.04.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. d3 Be7 9. b3 0-0 10. Bb2 f6 11. Rc1 b6 12. Nd2 Bb7 13. Nc4 Qd7 14. Ne3 Nd8 15. Ne4 Nd5 16. Nxd5 Bxd5 17. Qc2 Nc6 18. Nd2 Bxg2 19. Kxg2 Qd5+ 20. Kg1 Nb4 21. Qb1 Rac8 22. a3 Nc6 23. Qc2 Rfd8 24. Qc4 Na5 25. Qxd5+ Rxd5 26. Rc3 Nc6 27. Rcc1 Rcd8 28. Nc4 Nd4 29. Bxd4 Rxd4 30. Nd2 Kf7 31. Rc4 R4d5 32. f4 Bd6 1/2-1/2

[Event "London Central U2000"]
[Site "London"]
[Date "2022.04.23"]
[Round "3"]
[White "McDonnell, James J"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1756"]
[BlackElo "1800"]
[PlyCount "44"]
[EventDate "2022.04.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Bf4 e6 7. Bd3 Bxc5 8. 0-0 Nge7 9. h3 Bh5 10. Bh2 Qc7 11. g4 Bg6 12. Nbd2 Nb4 13. Nb3 Bb6 14. Bb5+ Nbc6 15. c3 a6 16. Bd3 Na5 17. Nbd4 Rc8 18. h4 Nc4 19. Rb1 Nc6 20. Re1 Qe7 21. Bg3 Ba5 22. Re2 b5 1/2-1/2

[Event "London Central U2000"]
[Site "London"]
[Date "2022.04.22"]
[Round "1"]
[White "Ibanez, Bittor"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1013"]
[BlackElo "1800"]
[PlyCount "54"]
[EventDate "2022.04.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d4 dxe4 4. Ng5 Nf6 5. Bc4 e6 6. 0-0 h6 7. Nh3 Bd6 8. Be3 Qc7 9. g3 e5 10. dxe5 Bxe5 11. c3 Bxh3 12. Re1 0-0 13. f4 Bd6 14. Bf1 Bxf1 15. Kxf1 Nbd7 16. b4 a5 17. a3 axb4 18. a4 Bc5 19. c4 Qd6 20. Qxd6 Bxd6 21. h3 Bc5 22. Nd2 Bxe3 23. Rxe3 Nc5 24. a5 Rad8 25. Ke2 Rd3 26. Nxe4 Rxe3+ 27. Kxe3 Re8 0-1

[Event "Harrogate 4NCL op-B 27th"]
[Site "Harrogate"]
[Date "2022.01.23"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Oh, Julie"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "1910"]
[BlackElo "1566"]
[PlyCount "15"]
[EventDate "2022.01.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Bf4 1/2-1/2

[Event "Harrogate 4NCL op-B 27th"]
[Site "Harrogate"]
[Date "2022.01.23"]
[Round "4"]
[White "Nwachukwu, Chino"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1960"]
[BlackElo "1910"]
[PlyCount "66"]
[EventDate "2022.01.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 f6 7. Nf4 Bf7 8. Nd3 Nd7 9. Bf4 Ne7 10. Bg3 fxe5 11. dxe5 Qc7 12. f4 g6 13. Bg2 Bg7 14. Qd2 0-0-0 15. a4 h5 16. h3 hxg4 17. hxg4 Rxh1+ 18. Bxh1 Rh8 19. 0-0-0 g5 20. Qf2 Qb6 21. Qf3 gxf4 22. Qxf4 Bg6 23. Bf2 Qc7 24. Qb4 Nxe5 25. Nxe5 Bxe5 26. Bxa7 Rh2 27. Ne4 c5 28. Bxc5 Nc6 29. Qb3 Na5 30. Qf3 Qxc5 31. Nxc5 Rxc2+ 32. Kb1 Rxb2+ 33. Kc1 Rc2+ 1/2-1/2

[Event "Harrogate 4NCL op-B 27th"]
[Site "Harrogate"]
[Date "2022.01.22"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "De Coverly, Roger D"]
[Result "1-0"]
[ECO "C85"]
[WhiteElo "1910"]
[BlackElo "1970"]
[PlyCount "83"]
[EventDate "2022.01.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Nc3 Nd7 8. d4 exd4 9. Qxd4 0-0 10. Bf4 Bc5 11. Qd2 Bb6 12. Rad1 Qe7 13. Rfe1 Nc5 14. h3 Be6 15. Nd4 Rad8 16. Qe3 Bc8 17. Qg3 Ne6 18. Nf5 Qf6 19. Be5 Qg5 20. Qxg5 Nxg5 21. Bxg7 Rxd1 22. Rxd1 Re8 23. Bf6 Bxf5 24. exf5 h6 25. Rd8 Rxd8 26. Bxd8 Nh7 27. Ne4 Nf8 28. Nf6+ Kh8 29. Ne8 Nd7 30. Bxc7 Bd4 31. c3 Ba7 32. Nd6 Kg7 33. Nxb7 Kf6 34. g4 h5 35. Kg2 hxg4 36. hxg4 Kg5 37. Kf3 f6 38. Na5 Bxf2 39. Kxf2 Kxg4 40. Nxc6 Kxf5 41. Ke3 Nf8 42. Nb8 1-0

[Event "Harrogate 4NCL op-B 27th"]
[Site "Harrogate"]
[Date "2022.01.22"]
[Round "2"]
[White "Obi, Okwose Marc"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1954"]
[BlackElo "1910"]
[PlyCount "44"]
[EventDate "2022.01.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 e6 4. c3 d5 5. Nd2 Bd6 6. Bg3 0-0 7. Ngf3 Qc7 8. Bd3 Nbd7 9. Bxd6 Qxd6 10. 0-0 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Nf3 Qe7 14. Qc2 Bg4 15. Be2 Ne4 16. Rfd1 Rad8 17. Qa4 a6 18. Rac1 Rfe8 19. h3 Bd7 20. Qc2 Bf5 21. Bd3 b5 22. Qe2 Qf6 1/2-1/2

[Event "Harrogate 4NCL op-B 27th"]
[Site "Harrogate"]
[Date "2022.01.21"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Zigmond, Andrew"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1910"]
[BlackElo "1731"]
[PlyCount "91"]
[EventDate "2022.01.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. e4 0-0 6. Nge2 Nbd7 7. d3 Ne5 8. 0-0 c6 9. h3 Ned7 10. Be3 Nb6 11. Qd2 Bd7 12. Bh6 Qc8 13. Kh2 Bxh6 14. Qxh6 Bg4 15. a4 Bxe2 16. Nxe2 Nbd7 17. f4 Nc5 18. Ra3 a6 19. e5 dxe5 20. fxe5 Nfd7 21. Rf4 f5 22. d4 Ne6 23. Rh4 Rf7 24. d5 Nxe5 25. dxe6 Qxe6 26. Qe3 Qf6 27. Rc3 Rd8 28. Rd4 Rxd4 29. Qxd4 Qd6 30. Qxd6 exd6 31. Nd4 f4 32. g4 c5 33. Nf3 Re7 34. Nxe5 dxe5 35. Be4 Rd7 36. Bd5+ Kg7 37. Rb3 Kf6 38. Rb6+ Ke7 39. Re6+ Kd8 40. Rxe5 b6 41. Kg2 Re7 42. Rxe7 Kxe7 43. g5 Kd6 44. Bg8 Ke5 45. Kf3 Kf5 46. h4 1-0

[Event "Leamington Spa 4NCL op-B 26th"]
[Site "Leamington Spa"]
[Date "2021.09.12"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Taylor, Robert Graham"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1923"]
[BlackElo "1960"]
[PlyCount "51"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. Nge2 e5 7. d3 Nbd7 8. h3 c6 9. Be3 a5 10. Qd2 Nc5 11. 0-0 Ne6 12. Rfd1 Qe7 13. f4 Nh5 14. f5 Nd4 15. g4 Nf4 16. Nxf4 exf4 17. Bxf4 b5 18. cxb5 cxb5 19. Nd5 Qa7 20. Be3 Be5 21. Qf2 f6 22. Kh1 b4 23. Nf4 gxf5 24. gxf5 Bb7 25. Bf1 Rfc8 26. Rdc1 1-0

[Event "Leamington Spa 4NCL op-B 26th"]
[Site "Leamington Spa"]
[Date "2021.09.12"]
[Round "4"]
[White "Macphail, Kieran"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1756"]
[BlackElo "1923"]
[PlyCount "116"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. c3 e6 7. Be3 Bxf3 8. Qxf3 Nxe5 9. Bb5+ Nc6 10. Nd2 Nge7 11. Nb3 Qc7 12. 0-0 Ng6 13. c4 a6 14. Ba4 0-0-0 15. Bxc6 bxc6 16. cxd5 exd5 17. Qg4+ Qd7 18. Qa4 Qb7 19. Na5 Qb5 20. Qg4+ Rd7 21. b4 Ne7 22. a4 Qd3 23. Nb7 Nf5 24. Na5 Nxe3 25. fxe3 Qxe3+ 26. Kh1 h5 27. Qf5 Qe4 28. Nxc6 Qxf5 29. Rxf5 g6 30. Rf3 Bg7 31. Rb1 Re8 32. b5 Re6 33. Na5 axb5 34. axb5 Rde7 35. Rff1 Bc3 36. Nc6 Rc7 37. Rb3 Re1 38. Rxe1 Bxe1 39. Re3 Bh4 40. Rd3 Rxc6 41. bxc6 Kc7 42. Rxd5 Kxc6 43. Rd6+ Kxc5 44. Rd7 f6 45. Rg7 Kd5 46. Rxg6 Bg5 47. g3 h4 48. g4 Ke4 49. Kg2 Kf4 50. h3 f5 51. gxf5 Kxf5 52. Rg8 Kf4 53. Rf8+ Ke4 54. Ra8 Ke3 55. Kf1 Kf3 56. Ra3+ Ke4 57. Kf2 Bf6 58. Ra4+ Bd4+ 1/2-1/2

[Event "Leamington Spa 4NCL op-B 26th"]
[Site "Leamington Spa"]
[Date "2021.09.11"]
[Round "2"]
[White "Di Vetta, Andrew"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1799"]
[BlackElo "1923"]
[PlyCount "95"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 c5 5. 0-0 0-0 6. Nc3 Nc6 7. d3 d6 8. a3 Bd7 9. h3 a6 10. e3 Rb8 11. Qc2 b5 12. Bd2 bxc4 13. dxc4 Na5 14. Ne2 Bf5 15. Bxa5 Bxc2 16. Bxd8 Rfxd8 17. Rac1 Rxb2 18. Nf4 e5 19. Nd5 Nxd5 20. cxd5 Bd3 21. Rfe1 Rdb8 22. Ng5 h6 23. Ne4 R8b6 24. Red1 Bxe4 25. Bxe4 f5 26. Bd3 e4 27. Bc4 g5 28. Kf1 Be5 29. Ke1 Kf7 30. a4 R6b4 31. Bxa6 Rxa4 32. Be2 Kf6 33. Rd2 Rxd2 34. Kxd2 f4 35. g4 Ra2+ 36. Rc2 Rxc2+ 37. Kxc2 Ba1 38. Bc4 Ke5 39. Bb3 Kf6 40. Bc4 Ke7 41. Bb3 Be5 42. Kd2 Bb2 43. Kc2 Ba3 44. Ba4 Bb4 45. Kd1 Kf6 46. Bb3 Ke5 47. Bc4 Bc3 48. Bb3 1/2-1/2

[Event "Leamington Spa 4NCL op-B 26th"]
[Site "Leamington Spa"]
[Date "2021.09.11"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Forrester, Michael"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1923"]
[PlyCount "63"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Qc2 0-0 8. Bd3 Nbd7 9. Nge2 Re8 10. 0-0-0 h6 11. Bh4 Ne4 12. Bxe7 Qxe7 13. Nxe4 dxe4 14. Bc4 Nb6 15. Bb3 Nd5 16. a3 Bf5 17. h3 Rac8 18. Qc5 Qg5 19. g4 Bh7 20. Kb1 b6 21. Qd6 Red8 22. Qg3 Qe7 23. Rc1 b5 24. Rc5 b4 25. a4 Qb7 26. Rhc1 Qa6 27. Nf4 Nxf4 28. Qxf4 Qd3+ 29. Ka2 Bg6 30. Rxc6 Rxc6 31. Rxc6 Qf1 32. Rxg6 1-0

[Event "Leamington Spa 4NCL op-B 26th"]
[Site "Leamington Spa"]
[Date "2021.09.10"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Sloan, Cecil"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1923"]
[BlackElo "1734"]
[PlyCount "51"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. d3 Be7 6. Nf3 0-0 7. Bg5 h6 8. Bd2 c6 9. Qb3 Qb6 10. Qc2 Qd8 11. c5 Be6 12. e3 Nbd7 13. cxd6 Bxd6 14. 0-0 Qe7 15. Nh4 Qf7 16. f4 exf4 17. gxf4 Qh5 18. Nf3 Qf7 19. d4 Bc4 20. Rfe1 Nd5 21. Nxd5 Bxd5 22. b3 Bxf3 23. Bxf3 Qg6+ 24. Kh1 Nf6 25. Rg1 Ng4 26. Rxg4 1-0

[Event "Gibraltar Amateurs op-B"]
[Site "Caleta"]
[Date "2020.01.27"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Siya, Sagar"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1816"]
[BlackElo "1740"]
[PlyCount "96"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Nc3 Bd6 8. d4 Qe7 9. dxe5 Bxe5 10. Nxe5 Qxe5 11. h3 Bd7 12. Qf3 0-0-0 13. Bf4 Qe7 14. e5 Nd5 15. Bh2 g5 16. Ne4 h5 17. Nf6 g4 18. Nxd5 cxd5 19. hxg4 hxg4 20. Qf6 Qxf6 21. exf6 Rh6 22. Be5 Re8 23. Rfe1 Rh5 24. Bf4 Reh8 25. f3 Rf5 26. g3 gxf3 27. Kf2 Rh2+ 28. Kxf3 Rxc2 29. Re7 Be6 30. Rh1 b6 31. Ke3 Rxf6 32. Kd3 Rc6 33. Rh8+ Kb7 34. b3 Bf5+ 35. Kd4 Rfe6 36. Rxe6 Bxe6 37. Re8 Rc2 38. a4 Kc6 39. Re7 Kb7 40. Re8 c5+ 41. Ke5 Kc6 42. Kf6 d4 43. Re7 d3 44. Rc7+ Kd5 45. Rb7 d2 46. Bxd2 Rxd2 47. Rxb6 Rb2 48. a5 Kd4 0-1

[Event "Gibraltar Amateurs op-B"]
[Site "Caleta"]
[Date "2020.01.27"]
[Round "3"]
[White "Moreno Guerrero, Idelfonso"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1597"]
[BlackElo "1816"]
[PlyCount "98"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 a6 6. f3 Nbd7 7. Be3 0-0 8. Qd2 b5 9. Bb3 Bb7 10. a3 c5 11. dxc5 dxc5 12. Rd1 Qc7 13. Bh6 Rad8 14. Bxg7 Kxg7 15. Bd5 Nb6 16. Qf4 Nbxd5 17. exd5 Qxf4 18. Nxf4 g5 19. Nd3 Rc8 20. Ne4 Nxe4 21. fxe4 e6 22. 0-0 exd5 23. exd5 Bxd5 24. Rf5 Be4 25. Rxg5+ Kh8 26. Rxc5 Bxd3 27. Rxc8 Rxc8 28. Rxd3 Rxc2 29. b4 Rc6 30. Kf2 Kg8 31. Rg3+ Kf8 32. Rh3 Kg7 33. Rg3+ Kf6 34. Rf3+ Ke7 35. Rd3 Rc2+ 36. Kg3 Ke6 37. Re3+ Kd5 38. h4 Kd4 39. Kf4 Rxg2 40. Rb3 Rf2+ 41. Rf3 Rxf3+ 42. Kxf3 Ke5 43. Kg4 h6 44. Kf3 f5 45. Ke3 f4+ 46. Kf3 Kf5 47. Kf2 Kg4 48. Kg2 Kxh4 49. Kf3 Kg5 0-1

[Event "Gibraltar Amateurs op-B"]
[Site "Caleta"]
[Date "2020.01.26"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Salas Martin, Javier"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1816"]
[BlackElo "1738"]
[PlyCount "62"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. d5 c6 5. f3 cxd5 6. exd5 Be7 7. Bc4 Nbd7 8. Nge2 a6 9. a4 Qc7 10. Bb3 Nc5 11. Ba2 b6 12. b4 Ncd7 13. Be3 0-0 14. 0-0 Ne8 15. Ne4 Ndf6 16. N2g3 Bd7 17. c4 Nxe4 18. fxe4 Rc8 19. Bb3 Qd8 20. a5 bxa5 21. Rxa5 Rb8 22. Qd2 Bc8 23. Nf5 Bf6 24. c5 Bxf5 25. Rxf5 dxc5 26. Bxc5 Nd6 27. Qa2 Nxf5 28. Bxf8 Qxf8 29. exf5 Qxb4 30. Bc4 Qe1+ 31. Bf1 Rb1 0-1

[Event "Gibraltar Amateurs op-B"]
[Site "Caleta"]
[Date "2020.01.25"]
[Round "1"]
[White "Jimenez Urquijo, Juan Manuel"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1567"]
[BlackElo "1816"]
[PlyCount "120"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 Nbd7 7. 0-0 c5 8. d5 a6 9. a4 b6 10. Rb1 Re8 11. b3 Nf8 12. Bb2 h6 13. Re1 g5 14. e5 dxe5 15. Nxe5 Bf5 16. Bd3 Qc8 17. Bxf5 Qxf5 18. Qf3 Qxf3 19. Nxf3 Ng6 20. Ne4 Rad8 21. Ne5 Nxe5 22. Bxe5 Nxe4 23. Rxe4 Bxe5 24. Rxe5 e6 25. Rbe1 Kf8 26. dxe6 Rxe6 27. Rxe6 fxe6 28. Kf1 Ke7 29. Ke2 Rd4 30. Ke3 Kd6 31. Re2 Ke5 32. f3 Rd1 33. g3 Rb1 34. Kd3+ Kf6 35. Kc2 Rf1 36. f4 gxf4 37. gxf4 Rxf4 38. Rd2 Ke7 39. Rg2 Kd6 40. Rd2+ Ke5 41. Rg2 Rf3 42. Re2+ Kf5 43. Rg2 e5 44. Rd2 e4 45. a5 bxa5 46. Rd5+ Kf4 47. Rxc5 Rf2+ 48. Kc3 Rxh2 49. Rxa5 e3 50. Rxa6 h5 51. c5 Rh1 52. Kd3 Rd1+ 53. Ke2 Rd2+ 54. Ke1 Rb2 55. Rb6 h4 56. Rb8 h3 57. Rf8+ Ke4 58. c6 h2 59. Rh8 h1Q+ 60. Rxh1 Rb1+ 0-1

[Event "Gibraltar Amateurs op-A"]
[Site "Caleta"]
[Date "2020.01.24"]
[Round "5"]
[White "Farrell, Anthony"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1816"]
[PlyCount "84"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. Be3 Nbd7 6. Qd2 e5 7. f3 exd4 8. Bxd4 Ne5 9. f4 Nc6 10. Be3 Ng4 11. Bxg4 Bxg4 12. Nf3 0-0 13. 0-0-0 a6 14. h3 Bxf3 15. gxf3 f5 16. h4 Qf6 17. h5 Rae8 18. Qd5+ Qe6 19. hxg6 hxg6 20. Rdg1 Rf7 21. Bd2 Nd4 22. Qxe6 Rxe6 23. Rf1 b5 24. Rh2 b4 25. Ne2 fxe4 26. Nxd4 Bxd4 27. Re2 e3 28. Bxb4 Rxf4 29. c3 Bb6 30. b3 Ref6 31. Kc2 Rxf3 32. Rxf3 Rxf3 33. Kd3 Rf2 34. Ba3 Kf7 35. c4 Ke6 36. b4 Rxe2 37. Kxe2 Bd4 38. Bc1 Ke5 39. a4 Ke4 40. Ba3 g5 41. a5 g4 42. b5 g3 0-1

[Event "Gibraltar Amateurs op-A"]
[Site "Caleta"]
[Date "2020.01.23"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Zitan, Abdelhay"]
[Result "1/2-1/2"]
[ECO "C91"]
[WhiteElo "1816"]
[BlackElo "1705"]
[PlyCount "62"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. d4 Bg4 10. d5 Nb8 11. Nbd2 c6 12. dxc6 Nxc6 13. Nf1 Na5 14. Bc2 Re8 15. Ng3 Nc6 16. h3 Bd7 17. Bg5 Be6 18. Qd2 Qc7 19. Nf5 Bxf5 20. exf5 Red8 21. Qe2 h6 22. Bd2 Rab8 23. Bd3 Nd7 24. Rad1 d5 25. Bb1 e4 26. Nh2 Nf6 27. Ng4 Nxg4 28. Qxg4 Ne5 29. Bf4 Bd6 30. Qh5 Be7 31. Qe2 Bf6 1/2-1/2

[Event "Gibraltar Amateurs op-A"]
[Site "Caleta"]
[Date "2020.01.22"]
[Round "3"]
[White "O'Shea, Colm"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1706"]
[BlackElo "1816"]
[PlyCount "144"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 a6 4. Be3 b5 5. f3 Bb7 6. Qd2 Nbd7 7. a4 b4 8. Nd1 a5 9. Bb5 c6 10. Bd3 e6 11. Ne2 Be7 12. 0-0 0-0 13. Ng3 Ba6 14. Bxa6 Rxa6 15. Qe2 Ra8 16. f4 Nb6 17. f5 e5 18. dxe5 dxe5 19. b3 Nbd7 20. Nb2 Bc5 21. Rad1 Bxe3+ 22. Qxe3 Ng4 23. Qf3 Ngf6 24. Nc4 Qc7 25. Rd2 Nb6 26. Nxb6 Qxb6+ 27. Qf2 Qxf2+ 28. Kxf2 Rfc8 29. Kf3 Kf8 30. Rfd1 Ke7 31. Nf1 Rc7 32. Ne3 Nd7 33. Nc4 Ra6 34. g4 f6 35. h4 Nf8 36. g5 Rd7 37. gxf6+ gxf6 38. Kg4 Rxd2 39. Rxd2 Nd7 40. Kh5 Nc5 41. Re2 Ra7 42. Kh6 Kf8 43. Nd2 Rd7 44. Nc4 Ra7 45. Kh5 Ra8 46. Kg4 Ke7 47. Kf3 Nb7 48. Rg2 Kf7 49. h5 Rg8 50. Rxg8 Kxg8 51. h6 Kf7 52. Ke3 Ke7 53. Kd3 Nc5+ 54. Ke3 Nb7 55. Kd2 Kd7 56. c3 Nc5 57. cxb4 axb4 58. a5 Nxb3+ 59. Ke3 Nc5 60. Nb6+ Kc7 61. Nc4 b3 62. Nb2 Kb7 63. Nc4 Na4 64. Kd2 Ka6 65. Nd6 Kxa5 66. Ne8 Kb4 67. Nxf6 b2 68. Kc2 Ka3 69. Nxh7 Ka2 70. Nf6 b1Q+ 71. Kd2 Qb2+ 72. Ke3 Qc1+ 0-1

[Event "Gibraltar Amateurs op-A"]
[Site "Caleta"]
[Date "2020.01.21"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Reyes, Craig1111"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1816"]
[BlackElo "1240"]
[PlyCount "41"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 a6 5. a4 Nc6 6. Nf3 Be7 7. Bd3 cxd4 8. cxd4 Bb4+ 9. Nbd2 Nge7 10. 0-0 0-0 11. Bxh7+ Kh8 12. Bd3 Nf5 13. Nb3 Be7 14. Be3 g6 15. Nfd2 Nxe3 16. fxe3 Kg7 17. Qg4 Bg5 18. Rae1 Qe7 19. g3 Bd7 20. h4 Bh6 21. Rf6 1-0

[Event "Gibraltar Amateurs op-A"]
[Site "Caleta"]
[Date "2020.01.20"]
[Round "1"]
[White "Krause, Marianne"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1609"]
[BlackElo "1816"]
[PlyCount "127"]
[EventDate "2020.01.20"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. Nc3 Bg7 4. e4 Nf6 5. Be3 Nc6 6. Be2 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 e5 10. dxe5 Ngxe5 11. Nxe5 Nxe5 12. Qd2 Be6 13. 0-0-0 a6 14. h4 g4 15. Kb1 h5 16. Nd5 Ng6 17. f4 gxf3 18. gxf3 Bxd5 19. Qxd5 Qf6 20. c3 0-0-0 21. Qd4 Qxd4 22. cxd4 Bh6 23. Bf2 c6 24. Bf1 Nf4 25. Be1 Rhg8 26. Bf2 Ng2 27. Rg1 Nf4 28. Be3 Rxg1 29. Bxg1 Rg8 30. Bc4 Rg7 31. Bh2 b5 32. Bb3 Kc7 33. Rg1 Rxg1+ 34. Bxg1 Ne6 35. Kc2 Bf4 36. Bxe6 fxe6 37. Bf2 e5 38. Kd3 exd4 39. Bxd4 Bg3 40. Bf6 c5 41. b3 a5 42. Bg5 Kc6 43. f4 d5 44. e5 c4+ 45. bxc4 dxc4+ 46. Ke4 b4 47. f5 b3 48. axb3 cxb3 49. Bc1 Bxh4 50. f6 Kd7 51. Kf5 Ke8 52. Kg6 Be1 53. e6 Bb4 54. Kxh5 a4 55. Kg6 a3 56. f7+ Kd8 57. Bg5+ Kc7 58. e7 Bxe7 59. Bxe7 b2 60. f8Q b1Q+ 61. Kh5 Qh1+ 62. Kg4 Qg2+ 63. Kf5 Qf3+ 64. Kg6 1-0

[Event "London Classic op U1825 11th"]
[Site "London"]
[Date "2019.12.01"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Homer, Neil S"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1813"]
[BlackElo "1609"]
[PlyCount "123"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. g3 Nf6 5. Ngf3 Bd6 6. Bg2 0-0 7. 0-0 h6 8. c3 dxe4 9. dxe4 Be6 10. Qe2 Qc7 11. Nc4 Bxc4 12. Qxc4 Nbd7 13. Qe2 Rad8 14. h3 Bc5 15. Nh4 Bb6 16. Nf5 Nc5 17. Be3 Ne6 18. Kh2 Rd7 19. Rfd1 Rfd8 20. Rxd7 Rxd7 21. Rd1 Bxe3 22. Nxe3 Rxd1 23. Qxd1 Qd7 24. Qxd7 Nxd7 25. h4 Ndc5 26. f3 f6 27. Bf1 Na4 28. Bc4 Kf7 29. Nf5 Nxb2 30. Bxe6+ Kxe6 31. Nxg7+ Kf7 32. Nf5 Kg6 33. g4 Na4 34. c4 Nc5 35. h5+ Kh7 36. Nd6 Kg7 37. Kg3 a6 38. f4 b5 39. cxb5 cxb5 40. Kf3 exf4 41. Kxf4 Ne6+ 42. Ke3 b4 43. Kd3 a5 44. Kc4 Nc7 45. Kc5 Ne6+ 46. Kb5 Nd4+ 47. Ka4 Nc6 48. Nc4 Kf7 49. Nxa5 Nxa5 50. Kxa5 Ke6 51. Kxb4 Ke5 52. a4 Kxe4 53. a5 Kf4 54. a6 Kxg4 55. a7 Kxh5 56. a8Q Kg5 57. Qg2+ Kf5 58. Kc4 h5 59. Kd3 Kf4 60. Ke2 f5 61. Kf2 h4 62. Qg7 1-0

[Event "London Classic op U1825 11th"]
[Site "London"]
[Date "2019.12.01"]
[Round "4"]
[White "Llewellyn, Julian D"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1576"]
[BlackElo "1813"]
[PlyCount "71"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Bc4 d5 6. Bb3 e6 7. e5 Nfd7 8. Nce2 c5 9. c3 Nc6 10. Be3 Na5 11. f4 b6 12. Nf3 Bb7 13. 0-0 Bg7 14. Kh1 Qe7 15. Bf2 0-0 16. Ba4 Bc6 17. Bxc6 Nxc6 18. Qa4 Rac8 19. Bh4 Qe8 20. Rac1 Rc7 21. Ne1 f6 22. Nf3 Ne7 23. Bf2 fxe5 24. fxe5 Nf5 25. Ng3 Bh6 26. Nxf5 Rxf5 27. Rce1 Qf7 28. Be3 Bxe3 29. Rxe3 Qg7 30. Ree1 Nf8 31. Qc2 g5 32. Qe2 Ng6 33. Rf2 Rcf7 34. g3 Qf8 35. Kg2 cxd4 36. cxd4 0-1

[Event "London Classic op U1825 11th"]
[Site "London"]
[Date "2019.11.30"]
[Round "2"]
[White "Anderson, Alan"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A54"]
[WhiteElo "1645"]
[BlackElo "1813"]
[PlyCount "109"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nd7 3. Nc3 e5 4. Nf3 Ngf6 5. Bg5 h6 6. Bh4 g5 7. Bg3 exd4 8. Nxd4 Ne5 9. Qc2 Bg7 10. Nf5 Bxf5 11. Qxf5 Qd7 12. Qxd7+ Nexd7 13. e4 Nh5 14. Nd5 Kd8 15. Rb1 Re8 16. f3 f5 17. Bd3 Nc5 18. Kd2 fxe4 19. Bc2 exf3 20. gxf3 Nxg3 21. hxg3 c6 22. Ne3 Bf8 23. b4 Nd7 24. b5 Ne5 25. Be4 Kc7 26. Rhe1 Rad8 27. f4 Nd7 28. Bg6 Re7 29. Re2 Nf6 30. Rbe1 d5 31. Kc2 Rg7 32. Bd3 gxf4 33. gxf4 Bb4 34. Rh1 Ne4 35. Rxh6 Rf7 36. f5 Nc5 37. cxd5 cxd5 38. f6 Nxd3 39. Kxd3 Rd6 40. Kd4 Bc3+ 41. Kxc3 d4+ 42. Kc4 dxe3 43. Rxe3 Rdxf6 44. Rxf6 Rxf6 45. Re7+ Kb6 46. a4 Rf4+ 47. Kb3 a6 48. Re6+ Ka5 49. bxa6 bxa6 50. Re5+ Kb6 51. Rd5 Kc6 52. Re5 Kb6 53. Re6+ Ka5 54. Re5+ Kb6 55. Re6+ 1/2-1/2

[Event "London Classic op U1825 11th"]
[Site "London"]
[Date "2019.11.30"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Caceres De la Calle, Eduardo"]
[Result "0-1"]
[ECO "C85"]
[WhiteElo "1813"]
[BlackElo "1623"]
[PlyCount "36"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Nc3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nxe5 Bxe4 11. g5 Qd4 12. gxf6 gxf6 13. Nf3 Rg8+ 14. Kh1 Qd7 15. Kh2 Bd6+ 16. Ne5 Bxe5+ 17. f4 Rg2+ 18. Kh1 Qxh3# 0-1

[Event "GBR-ch Soanes op 106th"]
[Site "Torquay"]
[Date "2019.07.28"]
[Round "5"]
[White "Ashcroft, Graham J"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1797"]
[BlackElo "1797"]
[PlyCount "77"]
[EventDate "2019.07.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. e3 Nc6 5. Ne2 e6 6. Nbc3 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 d6 10. 0-0 0-0 11. b3 Rb8 12. Bb2 a6 13. Rc1 b6 14. Qd2 Bb7 15. Rfd1 Bxg2 16. Kxg2 Qd7 17. Qf4 d5 18. Ba3 Rfd8 19. Bxe7 Qxe7 20. cxd5 exd5 21. Kf1 Qf6 22. Nxd5 Qxf4 23. Nxf4 Rxd4 24. Rxd4 Bxd4 25. Rd1 Be5 26. Nd5 Kg7 27. Ke2 b5 28. f4 Bd6 29. Kf3 a5 30. Nc3 Bb4 31. Ne4 Rb7 32. h3 h6 33. g4 Be7 34. Rd5 a4 35. g5 hxg5 36. fxg5 axb3 37. axb3 b4 38. h4 Rc7 39. Re5 1/2-1/2

[Event "GBR-ch Soanes op 106th"]
[Site "Torquay"]
[Date "2019.07.28"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Mills, Nathan"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1797"]
[BlackElo "1780"]
[PlyCount "22"]
[EventDate "2019.07.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d5 6. cxd5 Nxd5 7. Nc3 Nb6 8. d3 Nc6 9. Be3 e5 10. Qd2 Re8 11. Rac1 Bf5 1/2-1/2

[Event "GBR-ch Soanes op 106th"]
[Site "Torquay"]
[Date "2019.07.27"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Drennan, William"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1797"]
[BlackElo "1692"]
[PlyCount "57"]
[EventDate "2019.07.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. Na3 cxd4 8. Nb5 Qd8 9. Bf4 Nd5 10. Bg3 dxc3 11. Nxc3 Bb4 12. 0-0 0-0 13. Nxd5 Qxd5 14. Qa4 Qa5 15. Qb3 b6 16. a3 Be7 17. Rfd1 Nc6 18. Qc4 Bxf3 19. Bxf3 Ne5 20. Bxe5 Qxe5 21. Bxa8 Rxa8 22. b4 Bd6 23. g3 g6 24. Rac1 Rd8 25. Rd3 Qf6 26. Rcd1 Qe7 27. Qc6 Bc7 28. Rxd8+ Bxd8 29. Qc8 1-0

[Event "GBR-ch Soanes op 106th"]
[Site "Torquay"]
[Date "2019.07.27"]
[Round "3"]
[White "Matthews, Gabriel"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1756"]
[BlackElo "1797"]
[PlyCount "130"]
[EventDate "2019.07.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 c5 2. c3 e6 3. Nf3 d5 4. Bf4 Nc6 5. e3 Nf6 6. Nbd2 cxd4 7. exd4 Nh5 8. Be3 Bd6 9. g3 Nf6 10. h3 0-0 11. Bg2 Ne4 12. Nxe4 dxe4 13. Ne5 f5 14. Nxc6 bxc6 15. Qd2 Ba6 16. Bf1 Qa5 17. Bxa6 Qxa6 18. Bf4 Bxf4 19. Qxf4 Rab8 20. Qc1 Qd3 21. b3 Qf3 22. Rh2 f4 23. gxf4 Rxf4 24. Qe3 Rbf8 25. Rc1 Qxe3+ 26. fxe3 Rf1+ 27. Kd2 R8f2+ 28. Rxf2 Rxf2+ 29. Ke1 Rh2 30. c4 Rxh3 31. Kf2 Rf3+ 32. Ke2 Rf5 33. b4 Rh5 34. a4 Rh2+ 35. Kd1 g5 36. b5 cxb5 37. axb5 Rb2 38. c5 Rxb5 39. c6 Rb8 40. Ke2 Kf7 41. Kf2 Ke7 42. Kg3 h5 43. Ra1 Kd6 44. Rxa7 Kxc6 45. Rg7 Rb5 46. Rg6 Kd6 47. Rh6 g4 48. Rg6 Rf5 49. Kg2 Rf3 50. Rg5 Rxe3 51. Rxh5 Rd3 52. Rg5 Rxd4 53. Rxg4 Rd2+ 54. Kf1 Ke5 55. Rg3 Kf4 56. Ra3 e3 57. Ra8 Ke4 58. Ke1 Rb2 59. Ra7 Rc2 60. Ra8 e2 61. Ra6 e5 62. Ra8 Kd3 63. Rd8+ Ke3 64. Rc8 Rd2 65. Rd8 Rd1+ 0-1

[Event "GBR-ch Soanes op 106th"]
[Site "Torquay"]
[Date "2019.07.26"]
[Round "1"]
[White "Bienvenu, Emma"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1615"]
[BlackElo "1797"]
[PlyCount "56"]
[EventDate "2019.07.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 b5 7. f3 e6 8. Bg5 Be7 9. 0-0 0-0 10. Qd2 Qc7 11. a4 b4 12. Na2 Nbd7 13. Nxb4 Ne5 14. Kh1 Bb7 15. c4 h6 16. Be3 Rab8 17. a5 d5 18. cxd5 Bxb4 19. Qxb4 exd5 20. Rac1 Qd7 21. exd5 Nxd5 22. Qa3 Rfe8 23. Bg1 Nf4 24. Rfd1 Qg4 25. g3 Nxe2 26. Rc6 Nxc6 27. Nxe2 Rxe2 28. Bb6 Qh3 0-1

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.22"]
[Round "7"]
[White "Brixel, Christof"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "1820"]
[PlyCount "36"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Nbd7 7. Bg5 h6 8. Bh4 c6 9. a4 b6 10. Bc4 e5 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Qe2 Qe7 14. Kh1 Be6 15. Rfd1 Rfd8 16. f3 g5 17. Bf2 Ne8 18. g4 Nc7 1/2-1/2

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.22"]
[Round "6"]
[White "Jacob, Sydney J"]
[Black "Burgoyne, Peter"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1820"]
[BlackElo "1633"]
[PlyCount "97"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. d4 Bg4 6. Be2 e6 7. 0-0 Be7 8. Be3 cxd4 9. cxd4 0-0 10. Nc3 Qd8 11. Qb3 Qb6 12. Qxb6 axb6 13. h3 Bh5 14. d5 Nxd5 15. Nxd5 exd5 16. Bxb6 Nd7 17. Bd4 Bf6 18. Rfd1 Rfe8 19. Kf1 Rac8 20. g4 Bg6 21. Rac1 Bxd4 22. Nxd4 Nf6 23. f3 h5 24. Kf2 hxg4 25. hxg4 Red8 26. Nb5 Rxc1 27. Rxc1 d4 28. Bc4 d3 29. Rd1 Nd5 30. Bxd5 Rxd5 31. Nc3 Ra5 32. a3 f5 33. Rxd3 fxg4 34. Rd8+ Kh7 35. fxg4 Ra6 36. Rd7 Rb6 37. b4 Rc6 38. Nd5 b5 39. g5 Bf5 40. Rd8 Rg6 41. Ne7 Rxg5 42. Rd5 g6 43. Rxb5 Rh5 44. Nxf5 gxf5 45. a4 Kg6 46. a5 Rh2+ 47. Kf3 Kg5 48. a6 Ra2 49. Ra5 1-0

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.21"]
[Round "5"]
[White "Chiang, Richard"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1569"]
[BlackElo "1820"]
[PlyCount "82"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nc3 d6 7. h3 Be7 8. e3 a6 9. Bd3 0-0 10. g4 b5 11. Rg1 Bb7 12. a3 Rc8 13. Ne4 Nxe4 14. Bxe4 g6 15. Bh6 Re8 16. Nh2 d5 17. Bd3 e5 18. dxe5 Nxe5 19. Bf4 Bf6 20. Be2 d4 21. Qxd4 Qxd4 22. exd4 Nd3+ 23. Kf1 Nxf4 24. Bf3 Bxf3 25. Nxf3 Rc2 26. Ne1 Rxb2 27. Rg3 Bxd4 28. Rf3 g5 29. Rd1 Bb6 30. Nd3 Nxd3 31. Rdxd3 Ree2 32. Rd5 Rxf2+ 33. Rxf2 Rxf2+ 34. Ke1 Be3 35. Rd6 a5 36. Rd3 Bb6 37. Rd6 Bc7 38. Rd7 Bg3 39. Rd3 Rf3+ 40. Ke2 Rxd3 41. Kxd3 Bd6 0-1

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.21"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Sandhu, Manvith"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1820"]
[BlackElo "1564"]
[PlyCount "174"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Bg4 5. h3 Bh5 6. g4 Bg6 7. d3 e6 8. Be3 a6 9. Qd2 d5 10. e5 Ng8 11. Bg5 f6 12. exf6 gxf6 13. Bb3 fxg5 14. Qxg5 Qxg5 15. Nxg5 Kd7 16. 0-0 h6 17. Nf3 Bd6 18. Rfe1 Re8 19. a3 Nge7 20. Ne2 Rhf8 21. Nh4 Bc5 22. Rf1 Bh7 23. Rad1 Ng6 24. Nxg6 Bxg6 25. c4 Kd6 26. Ba4 Rf3 27. b4 Ba7 28. c5+ Kd7 29. Nd4 Rxd3 30. Rxd3 Bxd3 31. Rd1 Bb5 32. Nxb5 axb5 33. Bxb5 Rf8 34. Kg2 b6 35. cxb6 cxb6 36. Rc1 Rc8 37. f4 Kd6 38. g5 hxg5 39. fxg5 Ne7 40. Rxc8 Nxc8 41. h4 Ke7 42. h5 Kf7 43. Bd3 Nd6 44. Kf3 Bb8 45. a4 e5 46. Bg6+ Kg7 47. a5 e4+ 48. Kf4 Nc4+ 49. Kf5 Kg8 50. h6 bxa5 51. bxa5 Nxa5 52. Ke6 Bf4 53. Kxd5 e3 54. h7+ Kg7 55. Bd3 Bxg5 56. Ke4 Kxh7 57. Kf3+ Kg7 58. Ba6 Kf6 59. Ke4 Nb3 60. Be2 Nc1 61. Ba6 e2 62. Bxe2 Nxe2 63. Kf3 Nd4+ 64. Kg2 Kf5 65. Kh1 Kf4 66. Kh2 Kf3 67. Kh1 Ne2 68. Kh2 Ng3 69. Kg1 Be3+ 70. Kh2 Bf2 71. Kh3 Bg1 72. Kh4 Ne4 73. Kh3 Ng5+ 74. Kh4 Kf4 75. Kh5 Kf5 76. Kh4 Bf2+ 77. Kh5 Be1 78. Kh6 Ne6 79. Kh5 Ng7+ 80. Kh6 Kf6 81. Kh7 Kf7 82. Kh6 Bd2+ 83. Kh7 Nf5 84. Kh8 Kg6 85. Kg8 Bb4 86. Kh8 Bc5 87. Kg8 Nh6+ 0-1

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.20"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Somton, Anita"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1820"]
[BlackElo "1780"]
[PlyCount "114"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 Nbd7 7. cxd5 exd5 8. Nc3 c6 9. Qc2 Re8 10. Re1 Nf8 11. a3 Ng6 12. b4 a6 13. Bg5 Ne4 14. Bxe7 Qxe7 15. Nd2 f5 16. e3 Be6 17. f3 Nxc3 18. Qxc3 Rad8 19. Nb3 Qf6 20. a4 Kh8 21. Rac1 Ne7 22. Qc5 Nc8 23. Kf2 Nd6 24. Qc2 Bf7 25. Qd3 Bg6 26. f4 Re7 27. Nd2 Bh5 28. Bf3 Bxf3 29. Nxf3 Rde8 30. Nd2 Re6 31. Re2 Qh6 32. Kg1 Qh5 33. Rce1 Qg4 34. Rf2 Rh6 35. Qe2 Qg6 36. Qd3 Re7 37. Qb3 Qe8 38. Rfe2 Rhe6 39. Kf2 h5 40. Nf3 Rh6 41. Ng5 h4 42. Rg1 hxg3+ 43. hxg3 Nc4 44. Rg2 b5 45. axb5 axb5 46. Nf3 Ra7 47. Ne5 Ra1 48. Ra2 Rah1 49. Ra7 Nxe5 50. dxe5 R6h2 51. Rxh2+ Rxh2+ 52. Ke1 Qh5 53. Qd3 Qg4 54. e4 Rh1+ 55. Kf2 fxe4 56. Qe3 Qd1 57. Kg2 Qf1# 0-1

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.20"]
[Round "3"]
[White "Shearsby, Jude"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1290"]
[BlackElo "1820"]
[PlyCount "74"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nf3 b6 5. Bd3 Bb7 6. Nbd2 d6 7. c3 Be7 8. 0-0 0-0 9. Re1 Re8 10. e4 cxd4 11. cxd4 Nc6 12. Rc1 e5 13. Bb5 exf4 14. Bxc6 Bxc6 15. Rxc6 Qd7 16. Qc2 Rac8 17. Rc1 Rxc6 18. Qxc6 Qxc6 19. Rxc6 d5 20. e5 Ne4 21. Rc7 g5 22. h3 h5 23. Rxa7 g4 24. hxg4 hxg4 25. Nxe4 dxe4 26. Nd2 e3 27. fxe3 fxe3 28. Nc4 Bg5 29. Kf1 Rc8 30. Na3 Rc1+ 31. Ke2 Rg1 32. g3 Rxg3 33. Ra8+ Kg7 34. Kf1 Rf3+ 35. Ke2 Rf2+ 36. Kd1 Rxb2 37. Nc4 e2+ 0-1

[Event "Stevenage 4NCL Easter op U2050"]
[Site "Stevenage"]
[Date "2019.04.19"]
[Round "1"]
[White "De Coverly, Roger D"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1953"]
[BlackElo "1820"]
[PlyCount "103"]
[EventDate "2019.04.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. Nf3 Be7 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 Nbd7 10. Qd3 b5 11. Bb3 Nc5 12. Qe2 Nxb3 13. axb3 Be6 14. Ne5 Qb6 15. Be3 Nd5 16. Nxd5 Bxd5 17. Nd7 Qc7 18. Nxf8 Rxf8 19. Rfc1 Bd6 20. h4 Bxb3 21. d5 Bxd5 22. Rxa7 Qd8 23. Bg5 f6 24. Bd2 Bb8 25. Ra3 Bd6 26. Raa1 Re8 27. Qf1 Be4 28. Ba5 Qd7 29. Rd1 Qe6 30. Re1 Qe5 31. g3 Qxb2 32. Re2 Qd4 33. Rd1 Qc5 34. Bd2 Bf8 35. Qe1 Qf5 36. Bf4 g5 37. hxg5 fxg5 38. Rd4 gxf4 39. Rdxe4 Rxe4 40. Rxe4 fxg3 41. fxg3 Bc5+ 42. Kg2 b4 43. Re5 Qc2+ 44. Kh3 Bf8 45. Rg5+ Kf7 46. Qf1+ Ke8 47. Re5+ Be7 48. Qe1 b3 49. Rxe7+ Kd8 50. Re8+ Kc7 51. Qa5+ Kb7 52. Re7+ 1-0

[Event "Harrogate 4NCL op-B 21st"]
[Site "Harrogate"]
[Date "2019.01.20"]
[Round "4"]
[White "Bennett, Dominic"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1934"]
[BlackElo "1832"]
[PlyCount "105"]
[EventDate "2019.01.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. b3 c5 4. g3 Nc6 5. Bg2 Be7 6. 0-0 0-0 7. Bb2 d6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Qc7 11. Nc3 a6 12. Rfd1 e5 13. Qe3 Be6 14. Rac1 Bf5 15. Qf3 Bc8 16. h3 Rb8 17. g4 h6 18. Rd2 Bd7 19. Qg3 Bc6 20. Nd5 Bxd5 21. Bxd5 Rbc8 22. Bg2 Nd7 23. Qf3 Nc5 24. Rcd1 e4 25. Qf5 g6 26. Qd5 Qc6 27. Qd4 f6 28. b4 Ne6 29. Qxe4 Qxe4 30. Bxe4 Nf4 31. e3 Rxc4 32. Bc2 Nxh3+ 33. Kh2 Rxg4 34. Kxh3 Rxb4 35. Bxg6 f5 36. f4 Bf6 37. Ba3 Re4 38. Rd3 Be7 39. Rg1 Kh8 40. Rg3 Re6 41. Bh5 Rg8 42. Bf7 Rxg3+ 43. Kxg3 Re4 44. Bb2+ Kh7 45. Bd4 Bf8 46. Bd5 Re7 47. Rb3 b5 48. Ra3 Bg7 49. Bb6 b4 50. Rxa6 Bc3 51. Ra7 Rxa7 52. Bxa7 Bf6 53. Bb6 1-0

[Event "Harrogate 4NCL op-B 21st"]
[Site "Harrogate"]
[Date "2019.01.20"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Dunkley, Michael"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1832"]
[BlackElo "1759"]
[PlyCount "96"]
[EventDate "2019.01.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Nge2 Nbd7 9. f3 Bd6 10. Be3 Ke7 11. Nb5 a6 12. Nxd6 cxd6 13. 0-0-0 Rac8 14. Rhe1 Rc6 15. Rd3 Rhc8 16. c3 b5 17. Kb1 Nb6 18. Red1 h6 19. g4 Nc4 20. Bc1 Nd7 21. b3 Na5 22. Ng3 Nb7 23. g5 hxg5 24. Bxg5+ Nf6 25. Nh5 Rh8 26. Ng3 Rxh2 27. f4 Nc5 28. Rf3 Ncd7 29. b4 Kf7 30. f5 Rh3 31. Rdf1 Rc4 32. fxe6+ Kxe6 33. Nf5 Rxf3 34. Rxf3 Nxe4 35. Nxg7+ Kd5 36. Rd3+ Kc6 37. Ne6 Nxc3+ 38. Kb2 Na4+ 39. Kb3 Ndb6 40. Nd8+ Kd7 41. Nb7 Rc6 42. Rf3 Nc4 43. Rf7+ Kc8 44. Nd8 Rc7 45. Rf8 Rh7 46. Rg8 Rh2 47. Nf7+ Kc7 48. Rg7 Rb2# 0-1

[Event "Harrogate 4NCL op-B 21st"]
[Site "Harrogate"]
[Date "2019.01.19"]
[Round "2"]
[White "Gibbs, Dominic V"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1959"]
[BlackElo "1832"]
[PlyCount "88"]
[EventDate "2019.01.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Ned2 Nd7 7. Bd3 Ngf6 8. 0-0 Be7 9. c4 0-0 10. Re1 Re8 11. Qe2 Bf8 12. Ne5 Nxe5 13. dxe5 Nd7 14. Nf3 Bxf3 15. Qxf3 c6 16. Bc2 g6 17. Bf4 Bg7 18. Qg3 Qe7 19. h4 h5 20. Re3 Qf8 21. Rae1 Bh6 22. Bg5 Bxg5 23. hxg5 Qg7 24. Qf4 Rad8 25. g4 hxg4 26. Qxg4 Kf8 27. Kg2 c5 28. Ba4 Ke7 29. Qe4 Rh8 30. Qxb7 Qh7 31. Rd3 Qh2+ 32. Kf1 Qh1+ 33. Qxh1 Rxh1+ 34. Ke2 Rxe1+ 35. Kxe1 Nxe5 36. Rb3 Kf8 37. Rb7 Nxc4 38. b3 Ne5 39. Rxa7 Nf3+ 40. Ke2 Nxg5 41. Bc6 e5 42. a4 Ne6 43. Ke3 Nd4 44. Bb7 Kg7 1/2-1/2

[Event "Harrogate 4NCL op-B 21st"]
[Site "Harrogate"]
[Date "2019.01.19"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Cast, Julian"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1832"]
[BlackElo "1982"]
[PlyCount "54"]
[EventDate "2019.01.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Ne2 Qf6 7. Be3 Bf5 8. Qc2 Bxd3 9. Qxd3 Nge7 10. Nd2 Nf5 11. Bf4 0-0 12. Bxd6 Nxd6 13. 0-0 Rfe8 14. Rae1 Re6 15. Ng3 Rae8 16. Rxe6 Rxe6 17. Nf3 g6 18. Qd2 Kg7 19. Qg5 Qxg5 20. Nxg5 Re7 21. Nf3 h6 22. Re1 Rxe1+ 23. Nxe1 f5 24. Nd3 Kf6 25. f3 b6 26. Kf2 h5 27. h4 a5 1/2-1/2

[Event "Harrogate 4NCL op-B 21st"]
[Site "Harrogate"]
[Date "2019.01.18"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Robinson, Brian"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1832"]
[BlackElo "1547"]
[PlyCount "59"]
[EventDate "2019.01.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Nbd2 0-0 6. Bg2 Nbd7 7. 0-0 Be7 8. Qc2 b6 9. cxd5 exd5 10. Ne5 Bb7 11. Nc6 Qe8 12. Nxe7+ Qxe7 13. Qxc7 Ba6 14. Nf3 Rfc8 15. Qf4 Rc2 16. Ne5 Rxe2 17. Bf3 Rc2 18. Re1 Rac8 19. Bd2 Qd8 20. Bc3 Bb7 21. Qf5 R2xc3 22. bxc3 Rxc3 23. Nxd7 Qxd7 24. Qxd7 Nxd7 25. Re3 Rc2 26. Rae1 h6 27. Re8+ Kh7 28. R8e7 Bc6 29. Bg4 Nf6 30. Bf5+ 1-0

[Event "Nottingham 4NCL Major op"]
[Site "Nottingham"]
[Date "2018.09.30"]
[Round "5"]
[White "Bennett, Dominic"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1933"]
[BlackElo "1838"]
[PlyCount "52"]
[EventDate "2018.09.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. Nf3 c5 4. Bb2 e6 5. e3 Be7 6. Be2 0-0 7. 0-0 Nc6 8. a4 b6 9. Na3 Bb7 10. Qe1 Rc8 11. Kh1 Nd7 12. Qg3 Bf6 13. Ne5 Ndxe5 14. fxe5 Be7 15. Rf4 f5 16. exf6 Bxf6 17. Raf1 e5 18. Rf5 Qe7 19. e4 Nd4 20. Bxd4 cxd4 21. exd5 Bxd5 22. Bc4 Be6 23. Rh5 g6 24. Re1 Bxc4 25. Nxc4 Rce8 26. h3 Qg7 1/2-1/2

[Event "Nottingham 4NCL Major op"]
[Site "Nottingham"]
[Date "2018.09.30"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Cast, Julian"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1838"]
[PlyCount "83"]
[EventDate "2018.09.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. Bf4 Bg4 7. Bxd6 Qxd6 8. c3 Nd7 9. Qc2 0-0-0 10. 0-0 g5 11. Nd2 h5 12. f3 Be6 13. Ng3 Qf4 14. Rae1 Rdg8 15. Ne2 Qh4 16. g3 Qh3 17. Kh1 Bf5 18. Ng1 Bxd3 19. Qxd3 Qf5 20. Qxf5 Nxf5 21. Kg2 Re8 22. Kf2 Rxe1 23. Rxe1 Kd8 24. Nf1 c6 25. Ne2 Nd6 26. Nd2 f5 27. f4 g4 28. Nc1 h4 29. Kg2 hxg3 30. hxg3 Re8 31. Rxe8+ Kxe8 32. Nd3 Nf6 33. Kf2 Ke7 34. Kg2 Nfe4 35. Nxe4 dxe4 36. Ne5 a5 37. Kf2 Kd8 38. Ke3 a4 39. c4 Kc7 40. c5 Nb5 41. a3 Na7 42. Nc4 1/2-1/2

[Event "Nottingham 4NCL Major op"]
[Site "Nottingham"]
[Date "2018.09.29"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Lohia, Sohum"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1838"]
[BlackElo "1316"]
[PlyCount "57"]
[EventDate "2018.09.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Qc2 0-0 9. Nge2 Re8 10. h3 Nf8 11. Bf4 Ne6 12. Bh2 Bd6 13. Bxd6 Qxd6 14. 0-0-0 a5 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 h6 18. Rhe1 Ng5 19. Bd3 Qd5 20. h4 Ne6 21. f4 Nc7 22. Nc3 Qd8 23. Rxe8+ Qxe8 24. Qd2 Nd5 25. Re1 Qd8 26. Nxd5 cxd5 27. g3 Bd7 28. Kb1 Qf6 29. Re5 1/2-1/2

[Event "Nottingham 4NCL Major op"]
[Site "Nottingham"]
[Date "2018.09.29"]
[Round "3"]
[White "Vann, Richard P"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A01"]
[BlackElo "1838"]
[PlyCount "80"]
[EventDate "2018.09.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Nf3 Bd7 6. d3 g6 7. Nbd2 Bg7 8. c4 0-0 9. 0-0 Re8 10. a3 a6 11. Bxc6 Bxc6 12. b4 e4 13. dxe4 Nxe4 14. Bxg7 Kxg7 15. Nd4 Bd7 16. Nxe4 Rxe4 17. Qf3 Qe7 18. Rac1 c5 19. Nb3 Ba4 20. Nd2 Re6 21. e4 Re8 22. Qc3+ Qf6 23. Qxf6+ Kxf6 24. f3 Ke7 25. Rfe1 Kd7 26. Kf2 Bc6 27. Nf1 f5 28. exf5 Rxe1 29. Rxe1 Rxe1 30. Kxe1 gxf5 31. Kd2 Ke6 32. Ke3 Kf6 33. Kf4 Bd7 34. g4 fxg4 35. fxg4 b6 36. g5+ Kg6 37. Ne3 Be6 38. h4 Kh5 39. bxc5 bxc5 40. Kg3 Kg6 1/2-1/2

[Event "Nottingham 4NCL Major op"]
[Site "Nottingham"]
[Date "2018.09.28"]
[Round "1"]
[White "Swales, Andrew"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "E09"]
[BlackElo "1838"]
[PlyCount "68"]
[EventDate "2018.09.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c6 5. Bg2 Be7 6. 0-0 0-0 7. Qc2 Nbd7 8. Nc3 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 Bd6 13. Rd1 Qe7 14. Bg5 Kf8 15. c5 Bc7 16. Ne5 h6 17. Bxf6 gxf6 18. Nxc6 bxc6 19. Bxc6 Rb8 20. Bxe8 Kxe8 21. Rab1 Bb7 22. b4 Qd7 23. b5 Bd5 24. a4 f5 25. f3 Qe7 26. Kf2 f4 27. Qd2 Qg5 28. g4 Qh4+ 29. Kf1 Bxf3 30. Re1 Qh3+ 31. Kg1 Qxg4+ 32. Kf1 Qh3+ 33. Kg1 Ke7 34. d5 Rg8+ 0-1

[Event "Doncaster 4NCL op-B 18th"]
[Site "Doncaster"]
[Date "2018.04.15"]
[Round "4.6"]
[White "Bielby, Paul R"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "1890"]
[BlackElo "1841"]
[PlyCount "83"]
[EventDate "2018.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. e3 Nf6 7. Rb1 d6 8. Be2 0-0 9. b4 Nxd4 10. exd4 Bf5 11. Rb3 Ne4 12. Nxe4 Bxe4 13. 0-0 Rc8 14. Be3 a6 15. Qd2 b5 16. Rc1 bxc4 17. Rxc4 Bd5 18. Rxc8 Qxc8 19. Rb1 Qb7 20. f3 Rc8 21. a4 Bc4 22. b5 Bxe2 23. Qxe2 axb5 24. Qxb5 Qxb5 25. axb5 Rb8 26. b6 d5 27. Kf1 Rb7 28. Ke2 f6 29. Kd3 Kf7 30. Bd2 Ke6 31. Bf4 Kd7 32. Bc7 e5 33. Rb5 exd4 34. Kxd4 f5+ 35. Kxd5 Bf6 36. Ra5 Bd8 37. Ra7 Rxc7 38. bxc7 Bxc7 39. h4 h5 40. Ra6 Bg3 41. Rxg6 Bxh4 42. Ke5 1-0

[Event "Doncaster 4NCL op-B 18th"]
[Site "Doncaster"]
[Date "2018.04.15"]
[Round "5.8"]
[White "Jacob, Sydney J"]
[Black "Procter, Colin S"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1841"]
[BlackElo "1764"]
[PlyCount "45"]
[EventDate "2018.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 axb5 6. e4 d6 7. Bxb5+ Bd7 8. Nc3 Qa5 9. Bc4 g6 10. Be3 Bg7 11. Nge2 0-0 12. 0-0 Na6 13. a3 Nc7 14. Rb1 Rfb8 15. Qd2 Nb5 16. Rfc1 Ne8 17. Nxb5 Bxb5 18. Qxa5 Rxa5 19. Bxb5 Raxb5 20. b4 cxb4 21. axb4 Rxb4 22. Rxb4 Rxb4 23. Rc8 1/2-1/2

[Event "Doncaster 4NCL op-B 18th"]
[Site "Doncaster"]
[Date "2018.04.14"]
[Round "2.2"]
[White "Burrows, Nick"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "1932"]
[BlackElo "1841"]
[PlyCount "53"]
[EventDate "2018.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 c6 5. Bg2 Bd6 6. Nc3 0-0 7. Nd2 Nbd7 8. e4 dxe4 9. Ndxe4 Nxe4 10. Nxe4 Bb4+ 11. Nc3 e5 12. d5 cxd5 13. cxd5 Nf6 14. 0-0 Bd7 15. Qb3 a5 16. a3 Bc5 17. Be3 Bxe3 18. fxe3 Ra6 19. e4 Qb6+ 20. Qxb6 Rxb6 21. Rab1 Rc8 22. Rfe1 g6 23. Bf1 Ne8 24. Bd3 Nd6 25. Kf2 Nc4 26. Bxc4 Rxc4 27. Kf3 1/2-1/2

[Event "Doncaster 4NCL op-B 18th"]
[Site "Doncaster"]
[Date "2018.04.14"]
[Round "3.5"]
[White "Jacob, Sydney J"]
[Black "Pink, Joshua"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "1841"]
[BlackElo "1881"]
[PlyCount "49"]
[EventDate "2018.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Be3 0-0 9. Qd2 Re8 10. Nge2 Na6 11. Nc1 Nc7 12. Be2 a6 13. a4 Bd7 14. a5 Nb5 15. Nb3 Nxc3 16. bxc3 Bb5 17. c4 Bd7 18. 0-0 Qe7 19. Ra2 Rab8 20. Bh6 Bh8 21. Qg5 b5 22. axb6 Rxb6 23. Nd2 Qe5 24. Qxe5 Rxe5 25. Rb1 1/2-1/2

[Event "Doncaster 4NCL op-B 18th"]
[Site "Doncaster"]
[Date "2018.04.13"]
[Round "1.12"]
[White "Jacob, Sydney J"]
[Black "Ross, Stuart"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1841"]
[BlackElo "1605"]
[PlyCount "139"]
[EventDate "2018.04.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 0-0 8. Nf3 c5 9. d5 Bxc3+ 10. bxc3 Bg4 11. Be2 Nd7 12. 0-0 Bxf3 13. Bxf3 Ne5 14. Be2 f6 15. f4 Nf7 16. h4 Qd6 17. c4 e6 18. Bg4 f5 19. e5 Qe7 20. Bf3 exd5 21. Bxd5 Kg7 22. Bxf7 Rxf7 23. g3 Rd8 24. Qe2 Rd4 25. Rfd1 Qe6 26. Rxd4 cxd4 27. Rd1 Rd7 28. Kh2 h5 29. Qc2 Qc6 30. Qb3 Qe4 31. Qd3 Kf8 32. Kg1 Ke7 33. Kf2 Qc6 34. Rc1 Qc5 35. Rd1 Ke6 36. Kg2 Qc6+ 37. Kh2 Qe4 38. Rd2 Qe3 39. Kg2 Qe4+ 40. Kf2 Qc6 41. Qb3 Qc5 42. Qb5 b6 43. Qxc5 bxc5 44. Rb2 d3 45. Ke3 Rd4 46. Kd2 Rxc4 47. Kxd3 Ra4 48. Kc3 Ra3+ 49. Kc4 Rxg3 50. Rd2 Rf3 51. Rd6+ Ke7 52. Rxg6 Rxf4+ 53. Kxc5 Rxh4 54. Kd5 Rh2 55. Rg7+ Kf8 56. Rxa7 Rb2 57. Ke6 Rb6+ 58. Kxf5 Ke8 59. a4 h4 60. Rh7 Rb4 61. a5 h3 62. Rxh3 Ra4 63. Ke6 Kf8 64. Rh8+ Kg7 65. Ra8 Rb4 66. a6 Rb5 67. Ra7+ Kf8 68. Rb7 Ra5 69. a7 Ra6+ 70. Kf5 1-0

[Event "Harrogate 4NCL op-B 17th"]
[Site "Harrogate"]
[Date "2018.01.21"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Bagley, Andy J"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1815"]
[BlackElo "1907"]
[PlyCount "52"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nxd4 9. Nbd2 Nxf3+ 10. Nxf3 h6 11. Be3 Bc5 12. Bxc5 Qxc5 13. Qb3 Qb6 14. Qxb6 axb6 15. Nd4 Ne7 16. Rfc1 Bc6 17. Rc3 0-0 18. f4 Ra4 19. Ne2 Rfa8 20. Rb3 Rxa2 21. Rxa2 Rxa2 22. Rxb6 Ra4 23. g3 d4 24. Kf2 Nd5 25. Rb3 Rb4 26. Nc1 Ba4 1/2-1/2

[Event "Harrogate 4NCL op-B 17th"]
[Site "Harrogate"]
[Date "2018.01.21"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Reynolds, Mark A"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1815"]
[BlackElo "1925"]
[PlyCount "22"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. 0-0 Nxd4 9. Nbd2 Bc5 10. b4 Nxf3+ 11. Nxf3 Bd4 1-0

[Event "Harrogate 4NCL op-B 17th"]
[Site "Harrogate"]
[Date "2018.01.20"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Middleton, Tom"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1815"]
[BlackElo "1990"]
[PlyCount "41"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 h6 6. Bf4 d6 7. h3 Nbd7 8. e3 Re8 9. Be2 b6 10. 0-0 Bb7 11. Rc1 e5 12. Bh2 exd4 13. exd4 Ne4 14. Nxe4 Bxe4 15. b3 Qf6 16. Qd2 Re7 17. Bf4 Kh7 18. Rfd1 Rae8 19. Be3 Bf5 20. Re1 Qe6 21. d5 1/2-1/2

[Event "Harrogate 4NCL op-B 17th"]
[Site "Harrogate"]
[Date "2018.01.20"]
[Round "3"]
[White "Oliver, Bruce R"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1571"]
[BlackElo "1815"]
[PlyCount "74"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. e4 Bg7 4. Nc3 Nf6 5. Be3 0-0 6. Qd2 c5 7. Bh6 cxd4 8. Nxd4 Nc6 9. Bxg7 Kxg7 10. Be2 Qb6 11. Nb3 a5 12. Nd5 Nxd5 13. exd5 Ne5 14. a4 Bf5 15. Bb5 Rfc8 16. Nd4 Be4 17. f3 Bxd5 18. c3 Bc4 19. 0-0-0 Qc5 20. Bxc4 Nxc4 21. Qe2 Qe5 22. Qxe5+ Nxe5 23. Rhe1 Kf6 24. Re2 Rc4 25. f4 Nc6 26. Kc2 Nxd4+ 27. Rxd4 Rac8 28. Rde4 e6 29. g3 d5 30. Rxc4 Rxc4 31. Kb3 Kf5 32. h3 Re4 33. Rxe4 Kxe4 34. Kc2 Kf3 35. Kd3 Kxg3 36. c4 dxc4+ 37. Kxc4 Kxf4 0-1

[Event "Harrogate 4NCL op-B 17th"]
[Site "Harrogate"]
[Date "2018.01.19"]
[Round "1"]
[White "Kendall, Paul SN"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1970"]
[BlackElo "1815"]
[PlyCount "86"]
[EventDate "2018.01.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 a6 4. a4 Nc6 5. Nf3 d6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. d3 Qc7 10. h3 Bd7 11. g4 Nd4 12. g5 Ne8 13. Nxd4 cxd4 14. Ne2 e5 15. c3 dxc3 16. Nxc3 Qa5 17. Kh1 Nc7 18. f5 g6 19. Qf3 gxf5 20. Be3 fxe4 21. Nxe4 Qd5 22. Bb6 Qc6 23. Bxc7 Qxc7 24. Qh5 Bc6 25. Rac1 Kh8 26. Rf6 Rg8 27. Rxf7 Rg7 28. Rxg7 Kxg7 29. Qh6+ Kg8 30. Rf1 Rf8 31. Rxf8+ Bxf8 32. Nf6+ Kf7 33. Qxh7+ Bg7 34. Nd5 Qc8 35. Be4 Qe6 36. Qh5+ Kg8 37. Qf3 Qf7 38. Qg2 Kf8 39. Nc3 Qf4 40. Ne2 Qd2 41. Qf3+ Ke7 42. h4 Qe1+ 43. Kg2 Qxh4 1/2-1/2

[Event "London Classic op U2050 9th"]
[Site "London"]
[Date "2017.12.08"]
[Round "5"]
[White "Giakoustidis, Spiros Avgerinos"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1805"]
[BlackElo "1829"]
[PlyCount "117"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 c5 4. Be3 cxd4 5. Bxd4 Nf6 6. Qd2 Nc6 7. Be3 Ng4 8. Bg5 Qa5 9. h3 Nf6 10. Nf3 0-0 11. Bd3 d6 12. Bh6 Be6 13. 0-0 Qh5 14. Bxg7 Kxg7 15. Ne2 Ne5 16. Nxe5 Qxe5 17. Nc3 Rac8 18. Qe3 Qc5 19. Qxc5 Rxc5 20. f3 Rfc8 21. Rfd1 Bc4 22. Kf2 b5 23. b4 R5c6 24. Nxb5 Bxd3 25. cxd3 Rc2+ 26. Kg1 Nh5 27. Nxa7 Ra8 28. Nb5 Nf4 29. a4 Rxg2+ 30. Kf1 Rb2 31. a5 Rxb4 32. Nc7 Ra7 33. Rdc1 Nxd3 34. Rc6 Rb2 35. a6 Ne5 36. Rc3 Nd7 37. Ne8+ Kh6 38. Rc7 Ra8 39. Nxd6 exd6 40. Rxd7 Kg7 41. a7 h5 42. Rc1 Kf6 43. Rcc7 Ke5 44. Rb7 Ra2 45. Rxf7 Kd4 46. Rb8 R8xa7 47. Rxa7 Rxa7 48. Kf2 h4 49. Rb4+ Ke5 50. Rb2 Kf4 51. Rd2 Ra3 52. Rxd6 Ra2+ 53. Kg1 g5 54. Rg6 Re2 55. Rg8 Re3 56. Kg2 Re2+ 57. Kg1 Re3 58. Kg2 Re2+ 59. Kg1 1/2-1/2

[Event "London Classic op U2050 9th"]
[Site "London"]
[Date "2017.12.07"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Kesterson, Kennan"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1829"]
[BlackElo "1510"]
[PlyCount "88"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 d6 5. e3 0-0 6. Nf3 Nbd7 7. Be2 c5 8. 0-0 cxd4 9. exd4 b6 10. Re1 Bb7 11. Qd2 Re8 12. Rac1 Rc8 13. b3 d5 14. Ne5 dxc4 15. Bxc4 Nxe5 16. dxe5 Qxd2 17. Bxd2 Ng4 18. Bf4 a6 19. h3 Nh6 20. g4 b5 21. Bf1 f5 22. g5 Nf7 23. Bg2 Bxg2 24. Kxg2 Red8 25. Ne2 Nxe5 26. Bxe5 Bxe5 27. f4 Bd6 28. Kf2 Kf7 29. Nd4 Rxc1 30. Rxc1 Bxf4 31. Nc6 Bxc1 32. Nxd8+ Ke8 33. Ne6 Kf7 34. Nc7 Bxg5 35. Nxa6 e5 36. Nc7 b4 37. Nd5 Be7 38. Ke3 Ke6 39. Nc7+ Kd7 40. Nd5 Bc5+ 41. Kd3 Kd6 42. Kc4 h5 43. Nxb4 Bxb4 44. Kxb4 g5 0-1

[Event "London Classic op U2050 9th"]
[Site "London"]
[Date "2017.12.06"]
[Round "3"]
[White "Staples, Daniel J"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1997"]
[BlackElo "1829"]
[PlyCount "117"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e3 d5 4. b4 Nf6 5. Bb2 0-0 6. Nbd2 c6 7. c4 Nbd7 8. Be2 dxc4 9. Nxc4 Nb6 10. Nce5 Nfd7 11. Nd3 Nf6 12. Nc5 Nbd7 13. Nb3 Qb6 14. a3 e5 15. Nxe5 Nxe5 16. dxe5 Nd7 17. Bd4 Qc7 18. f4 Nb6 19. 0-0 f6 20. exf6 Bxf6 21. Bxf6 Rxf6 22. Bf3 Be6 23. Nc5 Rd8 24. Nxe6 Rxe6 25. Qb3 Qf7 26. e4 Red6 27. Qxf7+ Kxf7 28. Rfd1 Nc4 29. Rxd6 Rxd6 30. Be2 Rd4 31. Bf3 Rd3 32. a4 Rb3 33. b5 cxb5 34. axb5 Na3 35. e5 Ke7 36. Bxb7 Rxb5 37. Rxa3 Rxb7 38. Ra6 Kf7 39. Kf2 Re7 40. Kf3 h5 41. Ke4 Rb7 42. Kf3 Kg7 43. Kg3 Rf7 44. Ra4 Kh6 45. h4 Kg7 46. Kf3 Rb7 47. Ra3 Kf7 48. g4 Ke6 49. Ra6+ Kd5 50. Rd6+ Kc5 51. Rxg6 Rb3+ 52. Ke4 hxg4 53. Rxg4 a5 54. Rg8 a4 55. Ra8 a3 56. Kf5 Kb4 57. e6 Re3 58. Kf6 Kb3 59. f5 1-0

[Event "London Classic op U2050 9th"]
[Site "London"]
[Date "2017.12.05"]
[Round "2"]
[White "Jacob, Sydney J"]
[Black "Ismailov, Roman"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "1829"]
[BlackElo "2008"]
[PlyCount "49"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bh4 0-0 8. e3 c5 9. dxc5 d4 10. 0-0-0 Bxc5 11. Bxf6 gxf6 12. exd4 Bd6 13. Bc4 Kg7 14. Nge2 Bg4 15. f3 Bh5 16. g4 Bg6 17. Bd3 Nc6 18. Bxg6 fxg6 19. h4 Nb4 20. Qb3 Rc8 21. Kb1 Re8 22. a3 Nc6 23. h5 Re3 24. Qc2 Qe8 25. Rh3 1/2-1/2

[Event "London Classic op U2050 9th"]
[Site "London"]
[Date "2017.12.04"]
[Round "1"]
[White "Rogers, Timothy"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2039"]
[BlackElo "1829"]
[PlyCount "66"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c4 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Nxd4 10. Bxd4 Nd7 11. Rc1 Bxd4 12. Qxd4 Qb6 13. Qxb6 Nxb6 14. Nd5 Nxd5 15. cxd5 e6 16. Bc4 Bd7 17. Rfe1 e5 18. Re2 Rac8 19. Rec2 a6 20. Bd3 Rxc2 21. Rxc2 Rc8 22. Rxc8+ Bxc8 23. Kf1 f5 24. f3 Kf7 25. Ke2 f4 26. Kd2 Ke7 27. Kc3 Kd7 28. g3 g5 29. gxf4 gxf4 30. Kb4 Kc7 31. Bf1 b6 32. a4 a5+ 33. Kc3 Kd8 1/2-1/2

[Event "Coventry 4NCL op-B 16th"]
[Site "Coventry"]
[Date "2017.11.05"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Tandon, Rohan"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "1845"]
[BlackElo "1472"]
[PlyCount "95"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Bf4 Nc6 7. Nf3 0-0 8. h3 d5 9. e3 Qa5 10. Be2 Bb4 11. 0-0 Bxc3 12. Qxc3 Qxc3 13. bxc3 b6 14. Ne5 Nxe5 15. Bxe5 Ba6 16. Bxf6 gxf6 17. f4 Rac8 18. Rfd1 Bxc4 19. Bf3 Rc5 20. g4 Ba6 21. Rd4 Rxc3 22. Ra4 Bc4 23. Rxa7 Rxe3 24. Kf2 Rd3 25. a4 b5 26. axb5 Bxb5 27. Rb1 Bc4 28. Rc7 Ra8 29. Rb2 Ra2 30. Rxa2 Bxa2 31. Rd7 e5 32. g5 e4 33. Bh5 d4 34. gxf6 h6 35. Bg4 Be6 36. Rd8+ Kh7 37. Bxe6 Kg6 38. Bg4 Kxf6 39. Rd6+ Kg7 40. Rd5 Rd2+ 41. Ke1 e3 42. Be2 Kg6 43. Bg4 Kf6 44. Rd6+ Ke7 45. Rd5 Kf6 46. Rd8 d3 47. Re8 e2 48. Kxd2 1-0

[Event "Coventry 4NCL op-B 16th"]
[Site "Coventry"]
[Date "2017.11.05"]
[Round "4"]
[White "Robinson, Brian"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1593"]
[BlackElo "1845"]
[PlyCount "69"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Nf3 e6 4. Bf4 a6 5. e3 c5 6. Bd3 Bxd3 7. Qxd3 Nc6 8. 0-0 Nf6 9. Rad1 Be7 10. e4 cxd4 11. Nxd4 0-0 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Nxc6 bxc6 15. b3 Rfd8 16. Qe2 Qa5 17. a4 Bf6 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 20. Qxd1 Qc3 21. h3 Qa1 22. Qxa1 Bxa1 23. Kf1 f6 24. Ke2 e5 25. Bd2 Bd4 26. c3 Bb6 27. b4 Kf7 28. a5 Ba7 29. Be3 Bxe3 30. Kxe3 Ke6 31. c4 Kd6 32. g4 Kc7 33. Ke4 Kd6 34. h4 g6 35. f3 1/2-1/2

[Event "Coventry 4NCL op-B 16th"]
[Site "Coventry"]
[Date "2017.11.04"]
[Round "2"]
[White "Burrows, Nick"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "1908"]
[BlackElo "1845"]
[PlyCount "71"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 0-0 6. Nc3 Nbd7 7. 0-0 c6 8. e4 Qc7 9. h3 e5 10. Be3 Re8 11. d5 c5 12. Ne1 a6 13. a4 b6 14. Nd3 Rb8 15. Qd2 Nf8 16. Rae1 Bd7 17. Bh6 b5 18. Bxg7 Kxg7 19. axb5 axb5 20. b3 bxc4 21. bxc4 Rb3 22. f4 Nh5 23. g4 Nxf4 24. Nxf4 exf4 25. Qxf4 f5 26. exf5 Rxe1 27. f6+ Kh8 28. Rxe1 g5 29. Qxg5 Ng6 30. f7 Kg7 31. Ne4 Kxf7 32. Qf6+ Kg8 33. Nxd6 Rb6 34. Qf7+ Kh8 35. Ne8 Bxe8 36. Qxc7 1-0

[Event "Coventry 4NCL op-B 16th"]
[Site "Coventry"]
[Date "2017.11.04"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Lovell, William Pm"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1845"]
[BlackElo "1635"]
[PlyCount "145"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Bxc4 Qxd4 5. Qxd4 exd4 6. Nf3 Bc5 7. 0-0 Ne7 8. Bf4 Bb6 9. Nbd2 Ng6 10. Bg3 0-0 11. Bb3 c5 12. Nc4 Nc6 13. Bd6 Re8 14. Rfe1 h6 15. a4 Na5 16. Nfd2 Nxb3 17. Nxb3 Be6 18. Nbd2 Rac8 19. g3 f6 20. Rac1 Bd8 21. f4 Bf7 22. e5 Bd5 23. f5 Nf8 24. Bxf8 Rxf8 25. Nd6 Rc7 26. Nb5 Rc6 27. Nxa7 Rc7 28. Nc4 Be7 29. Nb6 Bb3 30. Nb5 Rc6 31. Nd7 Bxa4 32. Nxf8 Bxf8 33. Nd6 Bxd6 34. exd6 Rxd6 35. Ra1 Bc6 36. Re7 Rd8 37. Kf2 Kf8 38. Rc7 Re8 39. Re1 Rxe1 40. Kxe1 h5 41. h3 c4 42. Rc8+ Kf7 43. Rc7+ Kf8 44. Kd2 d3 45. Ke3 Bd5 46. Rc8+ Ke7 47. Rh8 Bf7 48. Kd2 Be8 49. g4 hxg4 50. hxg4 Bc6 51. Rh3 Bd5 52. Re3+ Kf7 53. Rh3 Ke7 54. Rh7 Kf7 55. Rh8 Ke7 56. Rc8 Kd7 57. Rh8 Ke7 58. Ke3 Bc6 59. Rh2 Kd6 60. Rh7 Ke7 61. Rxg7+ Kf8 62. Rc7 Ke8 63. Rh7 Kf8 64. Rh2 Kf7 65. Kf4 b5 66. g5 fxg5+ 67. Kxg5 b4 68. Rh7+ Ke8 69. Rh8+ Ke7 70. Rh7+ Ke8 71. Rh8+ Ke7 72. Rh7+ Ke8 73. Rh8+ 1/2-1/2

[Event "Coventry 4NCL op-B 16th"]
[Site "Coventry"]
[Date "2017.11.03"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Horrell, Stephen A"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1845"]
[BlackElo "1568"]
[PlyCount "39"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Bf5 8. Bd3 Bxd3 9. Qxd3 Be7 10. h3 Nh5 11. Bxe7 Qxe7 12. Qf5 Nf6 13. Qc8+ Qd8 14. Qxb7 Nbd7 15. Qxc6 Rc8 16. Qa4 Qb6 17. Nge2 0-0 18. 0-0 Rc4 19. Qb5 Qe6 20. Nf4 1-0

[Event "Doncaster 4NCL op-B 15th"]
[Site "Doncaster"]
[Date "2017.09.10"]
[Round "4"]
[White "Hamilton, Douglas"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1893"]
[BlackElo "1838"]
[PlyCount "76"]
[EventDate "2017.09.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. d4 e4 4. f3 exf3 5. Nxf3 d5 6. Bg2 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nf6 9. Nc3 0-0 10. 0-0 h6 11. Ne5 Be6 12. b3 dxc4 13. Nxc4 Nbd7 14. e4 Nb6 15. Ne3 Ng4 16. Nf5 Bxf5 17. Rxf5 g6 18. Rff1 Kg7 19. Rad1 Qg5 20. Qxg5 hxg5 21. Rfe1 f5 22. h3 Nf6 23. exf5 gxf5 24. Re5 Kg6 25. Rf1 Nh5 26. Kh2 Rae8 27. Rfe1 Rxe5 28. Rxe5 Nf6 29. Re7 Rf7 30. Rxf7 Kxf7 31. h4 Ng4+ 32. Kg1 gxh4 33. gxh4 Kg6 34. d5 Nxd5 35. Nxd5 cxd5 36. Bxd5 b6 37. Be6 Kh5 38. Bxf5 Kxh4 1/2-1/2

[Event "Doncaster 4NCL op-B 15th"]
[Site "Doncaster"]
[Date "2017.09.10"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Bielby, Paul R"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1838"]
[BlackElo "1916"]
[PlyCount "72"]
[EventDate "2017.09.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Bg7 6. Nf3 Nc6 7. Nc3 Ngxe5 8. Nxe5 Nxe5 9. e3 d6 10. Rc1 Be6 11. b3 Qd7 12. Be2 0-0-0 13. 0-0 h5 14. Ne4 g4 15. Bh4 Rdg8 16. Nf6 Bxf6 17. Bxf6 Rh6 18. Bxe5 dxe5 19. Qxd7+ Bxd7 20. Rfd1 h4 21. Rd2 Rd6 22. Rcd1 Rgg6 23. Rxd6 Rxd6 24. Rxd6 cxd6 25. g3 hxg3 26. hxg3 Kc7 27. Kf1 Kc6 28. Ke1 Kc5 29. a3 a5 30. Kd2 f5 31. Kc3 b5 32. cxb5 Bxb5 33. Bxb5 Kxb5 34. Kd3 d5 35. Kc3 Kc5 36. Kd3 Kb5 1/2-1/2

[Event "Doncaster 4NCL op-B 15th"]
[Site "Doncaster"]
[Date "2017.09.09"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Riding, Mick D"]
[Result "1/2-1/2"]
[ECO "E87"]
[WhiteElo "1838"]
[BlackElo "1866"]
[PlyCount "71"]
[EventDate "2017.09.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 g6 5. e4 Bg7 6. Be3 Nf6 7. f3 a6 8. Qd2 0-0 9. Bd3 Nbd7 10. Nge2 Ne8 11. h4 f5 12. exf5 gxf5 13. Bg5 Ndf6 14. Ng3 f4 15. Nh5 Qc7 16. Nxf6+ Bxf6 17. Ne4 b5 18. cxb5 c4 19. b6 Qxb6 20. Bxc4 Bg7 21. h5 h6 22. Bh4 Bd7 23. Rc1 Qb8 24. b3 Nf6 25. Nxf6+ Bxf6 26. Bf2 Qb7 27. Qd3 Qb4+ 28. Kf1 Qa3 29. Re1 Bg7 30. Qe2 Bb5 31. Bh4 Rfc8 32. Bxb5 axb5 33. Rd1 Rc5 34. Rd2 e4 35. fxe4 Rc1+ 36. Be1 1/2-1/2

[Event "Doncaster 4NCL op-B 15th"]
[Site "Doncaster"]
[Date "2017.09.09"]
[Round "2"]
[White "Raghavendra, Mahima"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1562"]
[BlackElo "1838"]
[PlyCount "95"]
[EventDate "2017.09.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Nc6 4. Bg2 e5 5. d3 Bg7 6. f4 d6 7. Nge2 h5 8. h3 Nge7 9. Be3 b6 10. Rb1 Be6 11. Qd2 d5 12. exd5 Nxd5 13. 0-0 Qd7 14. Nxd5 Bxd5 15. Bxd5 Qxd5 16. Nc3 Qd7 17. Qg2 0-0 18. Ne4 Rfe8 19. fxe5 Bxe5 20. Bg5 f5 21. Nf6+ Bxf6 22. Bxf6 Re6 23. Bc3 Rae8 24. Rbe1 Nd4 25. Rxe6 Rxe6 26. Re1 Kf7 27. Rxe6 Kxe6 28. Qf2 Qd5 29. a3 g5 30. Qe3+ Kd6 31. Kf2 Qe5 32. Bxd4 Qxd4 33. c3 Qxe3+ 34. Kxe3 Ke6 35. h4 f4+ 36. Kf3 fxg3 37. Kxg3 gxh4+ 38. Kxh4 Ke5 39. Kxh5 Kf4 40. b4 Ke3 41. bxc5 bxc5 42. d4 cxd4 43. cxd4 Kxd4 44. Kg4 Kc3 45. a4 Kb4 46. a5 Kxa5 47. Kf3 Kb4 48. Ke2 0-1

[Event "Doncaster 4NCL op-B 15th"]
[Site "Doncaster"]
[Date "2017.09.08"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Pollock, Andy"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "1838"]
[BlackElo "1964"]
[PlyCount "100"]
[EventDate "2017.09.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. h3 Bd6 10. Bxd6 Qxd6 11. Nf3 0-0 12. 0-0 Rfc8 13. Rfc1 a6 14. a3 Na5 15. Nd2 Nc4 16. Nxc4 dxc4 17. Qc2 b5 18. Ne4 Nxe4 19. Qxe4 Rab8 20. Rc2 a5 21. Rac1 Qd5 22. Qd3 e5 23. Qf5 Re8 24. a4 g6 25. Qg5 h6 26. Qxh6 exd4 27. exd4 bxa4 28. Rxc4 Rxb2 29. Rxa4 Rb4 30. Rxb4 axb4 31. Qd2 b3 32. Rc5 Qb7 33. Qb2 Ra8 34. Rc3 Rb8 35. Kh2 Qb4 36. g3 Qa4 37. d5 Qa2 38. Qxa2 bxa2 39. Ra3 Rb2 40. Kg2 Kf8 41. d6 Ke8 42. Ra7 Rd2 43. h4 Rxd6 44. Rxa2 Rd5 45. Ra7 Kf8 46. g4 Kg7 47. Kg3 Rb5 48. Rd7 Ra5 49. Kf4 Ra4+ 50. Kg3 Ra5 1/2-1/2

[Event "Wakefield 4NCL op-B 14th"]
[Site "Wokefield"]
[Date "2017.07.16"]
[Round "5"]
[White "Jacob, Sydney J"]
[Black "Ross, Stuart"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "1876"]
[BlackElo "1619"]
[PlyCount "71"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 c6 5. e3 Bg7 6. Nf3 0-0 7. Be2 Bf5 8. 0-0 h6 9. Bh4 g5 10. Bg3 Nh5 11. Be5 f6 12. Bxb8 Rxb8 13. Nd2 g4 14. Bxg4 Bxg4 15. Qxg4 Qe8 16. Qe6+ Kh8 17. cxd5 Rg8 18. dxc6 bxc6 19. b3 Bf8 20. Rac1 Qg6 21. Qxc6 Rb6 22. Qf3 f5 23. Nc4 Ra6 24. Ne5 Qg7 25. g3 Nf6 26. Qxf5 e6 27. Qd3 Ra5 28. Rc2 h5 29. Ne4 h4 30. Nxf6 Qxf6 31. Qe4 Be7 32. Rfc1 Bd6 33. Rc8 Rxe5 34. dxe5 Bxe5 35. Rxg8+ Kxg8 36. Qxh4 1-0

[Event "Wakefield 4NCL op-B 14th"]
[Site "Wokefield"]
[Date "2017.07.16"]
[Round "4"]
[White "Wunderle, John P"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1727"]
[BlackElo "1876"]
[PlyCount "62"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 0-0 8. f3 d5 9. Nxc6 bxc6 10. exd5 Nxd5 11. Nxd5 cxd5 12. c3 e6 13. Qd2 Bd7 14. 0-0 Qc7 15. Bh6 Rab8 16. Bxg7 Kxg7 17. Rfd1 Qb6+ 18. Kh1 Qxb2 19. Qd4+ Kg8 20. Qxa7 Qxe2 21. Qxd7 Rfc8 22. Re1 Qb5 23. Qd6 Rxc3 24. Rxe6 Rbc8 25. Ree1 Qb2 26. Qf4 Rc2 27. Rab1 Qc3 28. Red1 Re8 29. Rb8 Rxb8 30. Qxb8+ Kg7 31. h3 Rxa2 1/2-1/2

[Event "Wakefield 4NCL op-B 14th"]
[Site "Wokefield"]
[Date "2017.07.15"]
[Round "2"]
[White "Brown, Geoffrey D"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1565"]
[BlackElo "1876"]
[PlyCount "64"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. d3 Be7 7. Nd2 0-0 8. Ne2 c5 9. 0-0 Bb7 10. e4 Nd7 11. Ng3 g6 12. f4 exf4 13. Rxf4 Bg5 14. Rf1 Rb8 15. Nc4 Nb6 16. Nxb6 cxb6 17. Qg4 Bc8 18. Qf3 Be6 19. Rae1 b5 20. Rf2 Qe7 21. Qe2 a5 22. Ref1 Qd7 23. Qe1 a4 24. Qc3 f6 25. Rxf6 Be3+ 26. Kh1 Bd4 27. Qd2 Bxb2 28. c3 a3 29. e5 Rxf6 30. Rxf6 b4 31. Ne4 Bxc3 32. Qh6 Bxe5 0-1

[Event "Wakefield 4NCL op-B 14th"]
[Site "Wokefield"]
[Date "2017.07.15"]
[Round "3"]
[White "Jacob, Sydney J"]
[Black "Piecha, Lukasz Marek"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "1876"]
[BlackElo "1752"]
[PlyCount "70"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nc3 Be7 7. Nf3 0-0 8. Qc2 h6 9. Bh4 Re8 10. Bd3 e5 11. dxe5 Ng4 12. Bg3 Bc5 13. cxd5 Ndxe5 14. Nxe5 Nxe5 15. Bxe5 Rxe5 16. dxc6 Qg5 17. 0-0-0 Qe7 18. Bh7+ Kh8 19. Nd5 Rxd5 20. Rxd5 Bb6 21. c7 Be6 22. Rd8+ Rxd8 23. cxd8Q+ Bxd8 24. Bf5 g6 25. Bxe6 Qxe6 26. Kb1 Bf6 27. Rc1 Kg7 28. Ka1 Qd6 29. Qc5 Qxh2 30. Qxa7 Qxg2 31. Rc7 Qh1+ 32. Ka2 Qd5+ 33. Kb1 Qd1+ 34. Rc1 Qd3+ 35. Ka1 Qd2 1/2-1/2

[Event "Wakefield 4NCL op-B 14th"]
[Site "Wokefield"]
[Date "2017.07.14"]
[Round "1"]
[White "Jacob, Sydney J"]
[Black "Hurst, Eddie"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1876"]
[BlackElo "1465"]
[PlyCount "156"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 c6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bg4 7. Be2 e6 8. Nbd2 Nge7 9. 0-0 Nf5 10. h3 Bxf3 11. Nxf3 Qb6 12. Be3 Be7 13. g4 Nxe3 14. fxe3 Qxb2 15. Rb1 Qxa2 16. Rxb7 a6 17. Qd2 Qxd2 18. Nxd2 0-0 19. Rc1 Bg5 20. Kf2 Nxd4 21. exd4 Bxd2 22. Rc2 Bg5 23. Rc3 Bh4+ 24. Kg2 a5 25. Bb5 Rfc8 26. Rf3 Rf8 27. Bd7 Rab8 28. Ra7 Be1 29. g5 Ra8 30. Rc7 Bh4 31. Bc6 Rac8 32. Rxc8 Rxc8 33. Bd7 Rb8 34. Ra3 Ra8 35. Rb3 Bxg5 36. Bc6 Rd8 37. Kf3 Bd2 38. Ke2 Bb4 39. Ba4 Rc8 40. Kd3 g6 41. Bd7 Rc7 42. Bb5 Kg7 43. Ba4 Rc1 44. Bb5 Rh1 45. Kc2 Rh2+ 46. Kc1 h5 47. Rf3 Rd2 48. Be8 Rxd4 49. Rxf7+ Kg8 50. Rf6 Rh4 51. Bf7+ Kg7 52. Bxe6 Bc3 53. Rf7+ Kh6 54. Bxd5 Bxe5 55. Re7 Bf4+ 56. Kc2 Rxh3 57. Ra7 Rh2+ 58. Kd3 Bd2 59. Ra6 Bb4 60. Ke4 Rd2 61. Ke5 Bc3+ 62. Ke6 Rf2 63. Ke7 Kg7 64. Ra8 Bb4+ 65. Kd7 Rf8 66. Ra7 Kh6 67. Ra6 Kg5 68. Rb6 Rf6 69. Be6 Rf2 70. Rb5+ Kh6 71. Rb6 Rd2+ 72. Ke8 Rd6 73. Rxd6 Bxd6 74. Kf7 g5 75. Kf6 a4 76. Kf5 Bf4 77. Bf7 h4 78. Kg4 Kg7 0-1

[Event "Wakefield 4NCL op-B 10th"]
[Site "Wakefield"]
[Date "2016.09.11"]
[Round "4.2"]
[White "Niedbal, Piotr"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1894"]
[BlackElo "1905"]
[PlyCount "42"]
[EventDate "2016.09.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Be3 Bg7 7. 0-0 0-0 8. c3 d5 9. Nxc6 bxc6 10. exd5 Nxd5 11. Bg5 h6 12. Bc1 e5 13. Na3 Be6 14. Qe2 Qc7 15. Re1 Nb6 16. Nc4 Bxc4 17. Bxc4 Kh7 18. Be3 f5 19. Rad1 Rfd8 20. Bc5 Rxd1 21. Rxd1 Na4 1-0

[Event "Wakefield 4NCL op-B 10th"]
[Site "Wakefield"]
[Date "2016.09.10"]
[Round "2.2"]
[White "Dennison, Warren B"]
[Black "Jacob, Sydney J"]
[Result "1/2-1/2"]
[ECO "B38"]
[BlackElo "1905"]
[PlyCount "103"]
[EventDate "2016.09.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e4 Bg7 7. Be3 0-0 8. Be2 d6 9. f3 Nxd4 10. Bxd4 Be6 11. Rc1 Nd7 12. Be3 Qa5 13. Qd2 Rfc8 14. b3 a6 15. 0-0 b5 16. Nb1 Qxd2 17. Nxd2 b4 18. f4 f5 19. Bf3 Rab8 20. exf5 Bxf5 21. Ba7 Nc5 22. Bxb8 Bd4+ 23. Kh1 Rxb8 24. Be2 Be3 25. Rfd1 Bxf4 26. g4 Be4+ 27. Nxe4 Nxe4 28. Rc2 Nf2+ 29. Kg2 Nxd1 30. Bxd1 Rf8 31. Bf3 Kg7 32. Re2 Kf6 33. h3 a5 34. Bd5 e5 35. Bf3 Rc8 36. Re1 a4 37. Rd1 Ke7 38. Rd5 Rc7 39. Ra5 axb3 40. axb3 Be3 41. Bd5 Ra7 42. Rxa7+ Bxa7 43. Kf3 Kf6 44. Bg8 h5 45. gxh5 gxh5 46. Bd5 Bd4 47. Be4 Bc3 48. Bd5 Kf5 49. Be4+ Ke6 50. Bd5+ Kf6 51. Be4 Kg5 52. Bd5 1/2-1/2

[Event "Wakefield 4NCL op-B 10th"]
[Site "Wakefield"]
[Date "2016.09.10"]
[Round "3.4"]
[White "Jacob, Sydney J"]
[Black "Buttell, David"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1905"]
[BlackElo "1760"]
[PlyCount "115"]
[EventDate "2016.09.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 Nbd7 6. 0-0 Be7 7. b3 0-0 8. Nc3 a6 9. Bb2 b5 10. c5 b4 11. Nb1 a5 12. Nbd2 Ba6 13. Re1 Ne4 14. Nxe4 dxe4 15. Nd2 f5 16. f3 e3 17. Nf1 f4 18. Bh3 Rf6 19. Qc2 Rh6 20. Bg2 Nf6 21. gxf4 Nd5 22. Qe4 Bh4 23. Ng3 Qf6 24. Bc1 Rg6 25. Bxe3 Nxe3 26. Qxe3 Bxg3 27. hxg3 Rxg3 28. Kf2 Rg6 29. Rg1 Qh4+ 30. Kf1 Rf8 31. Rd1 Rxf4 32. Qf2 Qd8 33. Ke1 Rf7 34. Bf1 Rgf6 35. Bh3 Qe7 36. Qe3 Kh8 37. Kd2 Rf8 38. Qe4 Bb5 39. Kc2 Rd8 40. Rg3 Rd5 41. Rdg1 g6 42. Rg5 Rd8 43. e3 a4 44. Re5 axb3+ 45. axb3 Qa7 46. Rb1 Qa2+ 47. Rb2 Qa1 48. Rxe6 Rff8 49. Qe5+ Kg8 50. Re7 Rf7 51. Be6 Bd3+ 52. Kxd3 Qxb2 53. Bxf7+ Kf8 54. Bc4 Qb1+ 55. Ke2 Qc2+ 56. Ke1 Qc1+ 57. Kf2 Qc2+ 58. Be2 1-0

[Event "Wakefield 4NCL op-B 10th"]
[Site "Wakefield"]
[Date "2016.09.09"]
[Round "1.5"]
[White "Jacob, Sydney J"]
[Black "Salisbury, Paul"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1905"]
[BlackElo "1737"]
[PlyCount "89"]
[EventDate "2016.09.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. c3 e6 5. Nf3 Bd6 6. Bd3 Bxf4 7. exf4 Qd6 8. g3 Nge7 9. Qe2 Bxd3 10. Qxd3 Ng6 11. Nbd2 f6 12. 0-0-0 0-0-0 13. h4 e5 14. Qf5+ Kb8 15. dxe5 fxe5 16. Nc4 Qc5 17. Ncxe5 Ngxe5 18. Nxe5 Nxe5 19. Qxe5 Qxf2 20. Qd4 Qxg3 21. Rd3 Qg6 22. Rg1 Qh6 23. Rxg7 Rhe8 24. Rg5 Qxh4 25. Re5 c6 26. Qe3 Rxe5 27. Qxe5+ Kc8 28. Kc2 Qh6 29. Qf5+ Kb8 30. Qe5+ Qd6 31. Rh3 Qxe5 32. fxe5 Rd7 33. Kd3 Kc7 34. Kd4 Re7 35. Rh6 Kd7 36. a4 b6 37. b4 a6 38. b5 axb5 39. axb5 c5+ 40. Kxd5 Kc7 41. Rc6+ Kb7 42. Kd6 Rg7 43. e6 Rg1 44. e7 Rc1 45. Kd7 1-0

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.11"]
[Round "9"]
[White "Jacob, Sydney J"]
[Black "Praczukowski, Stanislaw"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1884"]
[BlackElo "2038"]
[PlyCount "68"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. d3 Be7 8. 0-0 0-0 9. Be3 Re8 10. Ne4 Bf8 11. Bc5 f5 12. Bxb6 fxe4 13. Bxc7 Qxc7 14. Ng5 h6 15. Qb3+ Kh8 16. Nxe4 Nd4 17. Qd1 Bg4 18. f3 Be6 19. Qd2 Qb6 20. Kh1 Bb4 21. Nc3 Rac8 22. Qe3 Qa5 23. Rac1 Nf5 24. Qd2 Bc5 25. Ne4 Qxd2 26. Nxd2 Ne3 27. Rg1 Nxg2 28. Rxg2 Be3 29. Rd1 Rc2 30. Nf1 Bb6 31. e4 Rec8 32. b3 Bh3 33. Rgd2 Rxd2 34. Nxd2 Rc2 0-1

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.10"]
[Round "8"]
[White "Jacob, Sydney J"]
[Black "Cannon, Raymond Charles"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1884"]
[BlackElo "1985"]
[PlyCount "27"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. Be3 Bg4 10. Rc1 Qd7 11. Ne4 Nd5 12. Bc5 Bh3 13. Bxe7 Ndxe7 14. Nc5 1/2-1/2

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.09"]
[Round "7"]
[White "De Lagontrie, Jean"]
[Black "Jacob, Sydney J"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1776"]
[BlackElo "1884"]
[PlyCount "140"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. Nf3 Qa5 7. Qc2 d6 8. h3 Nd7 9. Bf4 Ngf6 10. e3 Nb6 11. Bd3 Bd7 12. 0-0 Ne4 13. Bxe4 fxe4 14. Nd2 Qa4 15. Qb3 g5 16. Bh2 h5 17. Nxe4 Qxc4 18. Qxc4 Nxc4 19. Nxg5 h4 20. e4 Bb5 21. a4 Ba6 22. Rfe1 Rh5 23. f4 0-0-0 24. Ra2 Rf8 25. Rf2 b5 26. axb5 Bxb5 27. Ne6 Rg8 28. f5 Rh6 29. Bf4 Rh7 30. Rb1 a6 31. Ra2 Kb7 32. e5 dxe5 33. Nxc5+ Kb6 34. Nd7+ Kc7 35. Nxe5 Nxe5 36. Bxe5+ Kd7 37. Rxb5 axb5 38. Ra7+ Ke8 39. d6 exd6 40. Rxh7 dxe5 41. Rxh4 Kf7 42. g4 Rc8 43. g5 Rxc3 44. Kg2 Rc2+ 45. Kf3 Rc3+ 46. Ke2 Rg3 47. Kf2 Rxg5 48. Rb4 Rxf5+ 49. Ke3 Rh5 50. Rxb5 Rxh3+ 51. Ke4 Rh4+ 52. Ke3 Ke6 53. Rb6+ Kf5 54. Rb5 Rh3+ 55. Ke2 Kf4 56. Rb4+ e4 57. Kf2 Rh2+ 58. Kg1 Rd2 59. Ra4 Kf3 60. Ra8 Rd7 61. Kh2 e3 62. Rf8+ Ke2 63. Kg2 Rd5 64. Re8 Rg5+ 65. Kh2 Kf3 66. Rf8+ Ke4 67. Re8+ Re5 68. Rxe5+ Kxe5 69. Kg2 Ke4 70. Kf1 Kf3 0-1

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.08"]
[Round "6"]
[White "Jacob, Sydney J"]
[Black "Zhou, David"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1884"]
[PlyCount "78"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e4 d6 6. d3 Nf6 7. Bg5 0-0 8. Qd2 Ne8 9. h4 Nc7 10. h5 Ne6 11. Be3 Ne5 12. 0-0-0 Ng4 13. Nh3 a6 14. Nf4 Nxe3 15. fxe3 g5 16. Nxe6 Bxe6 17. h6 Be5 18. d4 Bxg3 19. Ne2 Bh4 20. d5 Bg4 21. Rdg1 Kh8 22. Nf4 b5 23. Bf1 Bd7 24. Ng2 Bg3 25. Ne1 Be5 26. Nf3 Bf6 27. e5 dxe5 28. Nxg5 Bf5 29. Bd3 Bg6 30. Ne4 bxc4 31. Bb1 Rb8 32. Rf1 c3 33. Nxc3 e4 34. Bxe4 Bxe4 35. Nxe4 Rxb2 36. Qd3 c4 37. Qxc4 Qb8 38. Nxf6 Rg2 39. Qc3 Rc8 0-1

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.07"]
[Round "5"]
[White "De Coverly, Roger D"]
[Black "Jacob, Sydney J"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2037"]
[BlackElo "1884"]
[PlyCount "135"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Nf6 6. Nf3 0-0 7. Be2 dxc4 8. Bxc4 Qe7+ 9. Be3 Be6 10. Bxe6 Qxe6 11. 0-0 c6 12. a3 Bxc3 13. bxc3 Qc4 14. Qc2 Nbd7 15. Nd2 Qe6 16. c4 b6 17. h3 Rfc8 18. Rfe1 Qd6 19. a4 c5 20. d5 Re8 21. Qf5 Qe5 22. Qxe5 Nxe5 23. a5 Nd3 24. Red1 Nb4 25. axb6 axb6 26. Rxa8 Rxa8 27. Bg5 Nd7 28. Nf3 f6 29. Bd2 Ra4 30. Bf4 Nc2 31. Nd2 b5 32. Bd6 bxc4 33. Ne4 Ra1 34. Rxa1 Nxa1 35. Kf1 Nb3 36. Ke1 Kf7 37. Kd1 Nb6 38. Nc3 Ke8 39. Bc7 Nc8 40. Na4 Kd7 41. Bb8 Kd8 42. Kc2 Ne7 43. Nb6 Nc8 44. Nxc4 Nd4+ 45. Kd3 Kd7 46. f4 Nb5 47. g4 Kd8 48. f5 Kd7 49. Bf4 Nc7 50. Ke4 Nb5 51. Bd2 Ncd6+ 52. Nxd6 Nxd6+ 53. Kd3 h5 54. Bf4 c4+ 55. Kd4 c3 56. Kxc3 Ne4+ 57. Kd4 Nf2 58. gxh5 Nxh3 59. Be3 Kd6 60. Ke4 Kd7 61. Kf3 Kd6 62. Ke4 Kd7 63. Bc5 Ng5+ 64. Kf4 Nh3+ 65. Ke3 Ng5 66. Bf8 Ke8 67. Bxg7 Kf7 68. h6 1-0

[Event "London Classic op 7th"]
[Site "London"]
[Date "2015.12.06"]
[Round "4"]
[White "Jacob, Sydney J"]
[Black "Serntedakis, Athanasios"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1884"]
[BlackElo "2091"]
[PlyCount "43"]
[EventDate "2015.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. d3 Be6 7. Nge2 Qd7 8. Be3 Nf6 9. h3 0-0 10. Qd2 Ne8 11. g4 Nd4 12. Ng3 c6 13. Nce2 Nxe2 14. Qxe2 Nc7 15. f3 d5 16. h4 dxc4 17. dxc4 Rfd8 18. h5 Qd3 19. Bf1 Bxc4 20. Qf2 Qd6 21. hxg6 hxg6 22. Bc5 1/2-1/2

