[Event "Sitges Sunway op 8th"]
[Site "Sitges"]
[Date "2021.12.14"]
[Round "2"]
[White "Setyaki, Azarya Jodi"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2389"]
[BlackElo "1917"]
[PlyCount "103"]
[EventDate "2021.12.13"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 b4 9. d3 d6 10. Nbd2 a5 11. c3 Bb7 12. Nc4 bxc3 13. bxc3 d5 14. exd5 Nxd5 15. Bd2 f6 16. Ne3 Nb8 17. d4 Kh8 18. Nxd5 Bxd5 19. Bxd5 Qxd5 20. dxe5 Nc6 21. exf6 Bxf6 22. Qe2 Rab8 23. Rab1 Rxb1 24. Rxb1 Qa2 25. Qb5 Ne5 26. Nxe5 Qxd2 27. Qc5 Re8 28. Nf3 Qxc3 29. Qxc3 Bxc3 30. Rc1 Rb8 31. g3 Rb3 32. Ng5 h6 33. Ne4 Be5 34. Rc5 Bd4 35. Rxa5 Bb6 36. Rb5 Rxb5 37. axb5 Kg8 38. Kf1 Kf7 39. Ke2 Ke6 40. h4 Kd5 41. Kd3 Ba7 42. h5 Bd4 43. f4 Bb2 44. Nc3+ Ke6 45. Nd1 Ba3 46. Ne3 Bc5 47. Ke4 Bd6 48. Nf5 Bf8 49. g4 Kf6 50. Kd5 g6 51. hxg6 h5 52. g7 1-0

[Event "Barcelona Sants op 21st"]
[Site "Barcelona"]
[Date "2019.08.25"]
[Round "3"]
[White "Bergez, Luc"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2314"]
[BlackElo "1789"]
[PlyCount "61"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. Ne2 Be7 5. 0-0 0-0 6. h3 Nbd7 7. c3 Re8 8. Ng3 Bf8 9. Bg5 c6 10. Nd2 Qb6 11. Nc4 Qc7 12. a4 d5 13. Nxe5 Nxe4 14. Nxf7 Kxf7 15. Nxe4 Rxe4 16. Qf3+ Kg8 17. Bxe4 dxe4 18. Qxe4 Nb6 19. f4 Qf7 20. f5 Nd5 21. Qe5 Be7 22. Bxe7 Qxe7 23. c4 Qxe5 24. dxe5 Ne3 25. Rf3 Nxf5 26. Raf1 g6 27. g4 Nd4 28. Rf8+ Kg7 29. R1f7+ Kh6 30. Rc7 Ne6 31. Rcxc8 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.30"]
[Round "7"]
[White "Jacobi, Niklas"]
[Black "Kasprowski, Henryk"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1842"]
[BlackElo "1638"]
[PlyCount "53"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 Nf6 7. Be3 Bb4 8. Qd3 d6 9. Be2 Nbd7 10. Qc2 Ne5 11. Qa4+ Nc6 12. Nxc6 Bxc3+ 13. bxc3 Qxc6 14. Qxc6+ bxc6 15. f3 Bd7 16. 0-0 Ke7 17. Rab1 c5 18. Rb6 Rhb8 19. Rfb1 Rxb6 20. Rxb6 Ra7 21. e5 a5 22. exf6+ gxf6 23. g4 Ra8 24. Bd3 Rh8 25. Bh6 Rg8 26. Kf2 a4 27. Bc2 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.29"]
[Round "5"]
[White "Jacobi, Niklas"]
[Black "Strohmann, Andreas"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1842"]
[BlackElo "1865"]
[PlyCount "75"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. Be2 Nc6 6. c3 Qd7 7. Na3 0-0-0 8. Nc4 f6 9. 0-0 g5 10. Ne1 h5 11. Nd3 e6 12. Bd2 Be7 13. b4 Rdg8 14. a4 Bf5 15. a5 Bxd3 16. Bxd3 Nf4 17. Bxf4 gxf4 18. b5 Nd8 19. b6 a6 20. bxc7 Qxc7 21. Nb6+ Kb8 22. Qf3 Nc6 23. Rfb1 Ka7 24. Nc4 Rg5 25. Re1 Rhg8 26. Bf1 e5 27. d5 Nd8 28. Rab1 h4 29. Rb6 Qd7 30. d6 Bf8 31. h3 Qf5 32. Nd2 e4 33. Nxe4 Qxa5 34. Reb1 Qd5 35. Nxg5 Rxg5 36. Qxf4 Rf5 37. Qa4 Bxd6 38. Qxa6+ 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.29"]
[Round "6"]
[White "Raabe, Stefan"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1924"]
[BlackElo "1842"]
[PlyCount "35"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. a3 a6 7. Nd5 d6 8. Be3 Bxe3 9. fxe3 Be6 10. Qd2 Bxd5 11. exd5 Ne7 12. e4 Qd7 13. 0-0 0-0 14. Nh4 Qg4 15. Nf5 Nxf5 16. Rxf5 Nh7 17. Qf2 g6 18. h3 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.28"]
[Round "4"]
[White "Freiknecht, Axel"]
[Black "Jacobi, Niklas"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1869"]
[BlackElo "1842"]
[PlyCount "77"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. c4 Bg7 4. Bg2 Nc6 5. Nc3 e6 6. 0-0 Nge7 7. d3 d6 8. Rb1 0-0 9. a3 Rb8 10. Qc2 b6 11. Bg5 Qd7 12. b4 Bb7 13. e4 d5 14. cxd5 exd5 15. bxc5 bxc5 16. exd5 Nxd5 17. Ne4 Nd4 18. Nxd4 cxd4 19. Qd2 Ba8 20. Bh6 Qf5 21. h3 Nf6 22. g4 Qe6 23. Bxg7 Kxg7 24. Rxb8 Rxb8 25. Re1 Nxe4 26. Bxe4 Bxe4 27. Rxe4 Qd5 28. Qf4 Rb1+ 29. Kh2 h6 30. h4 g5 31. hxg5 hxg5 32. Qe5+ Qxe5+ 33. Rxe5 Kf6 34. Rd5 Ra1 35. Rxd4 Rxa3 36. Kg2 a5 37. Kf3 Rb3 38. Ke3 Rb5 39. Rd6+ 1/2-1/2

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.28"]
[Round "3"]
[White "Jacobi, Niklas"]
[Black "Acar, Esat"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1842"]
[BlackElo "1608"]
[PlyCount "37"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Be3 Be7 8. Qd2 Be6 9. 0-0-0 0-0 10. Bd3 Na5 11. Kb1 Nc4 12. Bxc4 Bxc4 13. Qd4 Be6 14. h4 c5 15. Qd3 Qa5 16. a3 g6 17. Bg5 f6 18. Qe2 Bf5 19. Qxe7 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.27"]
[Round "2"]
[White "Doberitz, Paul"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2192"]
[BlackElo "1842"]
[PlyCount "101"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. Nh3 Nge7 7. 0-0 0-0 8. Bd2 d6 9. Nf4 a6 10. Rb1 Rb8 11. a3 b5 12. cxb5 axb5 13. b4 cxb4 14. axb4 Ne5 15. Qb3 Qd7 16. Rfc1 Bb7 17. Ne4 Bxe4 18. Bxe4 d5 19. Bg2 Rfc8 20. e3 Rb7 21. Rc5 Rbc7 22. Rbc1 Qd6 23. Qa3 Qb6 24. Ne2 N7c6 25. f4 Nd7 26. R5c2 Ne7 27. Rxc7 Rxc7 28. Qa8+ Nf8 29. d4 Ra7 30. Qe8 Qb7 31. Nc3 Nf5 32. Nxb5 Ra8 33. Rc7 Rxe8 34. Rxb7 Ra8 35. Ra7 Rxa7 36. Nxa7 Nxd4 37. Kf2 Nb3 38. Ke2 Nxd2 39. Kxd2 Nd7 40. Nc8 Bf8 41. Kc3 Kg7 42. e4 Nf6 43. exd5 Nxd5+ 44. Bxd5 exd5 45. b5 d4+ 46. Kxd4 Bb4 47. b6 Ba5 48. b7 Bc7 49. Ke4 f5+ 50. Kf3 Kf7 51. Na7 1-0

[Event "Gelsenkirchen Silvester op 6th"]
[Site "Gelsenkirchen"]
[Date "2018.12.27"]
[Round "1"]
[White "Jacobi, Niklas"]
[Black "Scholz, Gerfried"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1842"]
[BlackElo "1420"]
[PlyCount "73"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Ne2 Nf6 6. c3 Bd6 7. Bf4 0-0 8. 0-0 Bd7 9. Bxd6 cxd6 10. Na3 a6 11. Nc2 Re8 12. Ne3 Ne4 13. Nxd5 Nf6 14. Ne3 Be6 15. Nf4 d5 16. Qf3 Ne4 17. Rad1 Qd7 18. Rfe1 Ne7 19. Nxe6 fxe6 20. Bxe4 dxe4 21. Qxe4 Nf5 22. d5 Nxe3 23. Rxe3 exd5 24. Qxd5+ Qxd5 25. Rxd5 Rad8 26. Rxe8+ Rxe8 27. Kf1 Kf7 28. Rd7+ Re7 29. Rxe7+ Kxe7 30. Ke2 Ke6 31. Ke3 g6 32. Ke4 b6 33. g4 g5 34. f4 h6 35. f5+ Kd6 36. Kd4 a5 37. a4 1-0

[Event "Gelsenkirchen Silvester op 5th"]
[Site "Gelsenkirchen"]
[Date "2017.12.29"]
[Round "4"]
[White "Jacobi, Niklas"]
[Black "Westendorp, Christian"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1802"]
[BlackElo "1669"]
[PlyCount "46"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Be2 0-0 8. 0-0 Bf6 9. Nc3 Nc6 10. Be3 Bf5 11. Rc1 Re8 12. h3 a5 13. d5 Ne5 14. Bxb6 Nxf3+ 15. Bxf3 cxb6 16. Na4 Bd7 17. Nc3 Be5 18. Be4 Bxc3 19. Bxh7+ Kxh7 20. Rxc3 Rh8 21. Qd4 Kg8 22. Rg3 g6 23. Re1 Qh4 0-1

[Event "Gelsenkirchen Silvester op 5th"]
[Site "Gelsenkirchen"]
[Date "2017.12.29"]
[Round "5"]
[White "Ponto, Michael"]
[Black "Jacobi, Niklas"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1679"]
[BlackElo "1802"]
[PlyCount "60"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. Nf3 Bg7 4. e4 e6 5. d4 cxd4 6. Nxd4 Ne7 7. Be2 0-0 8. 0-0 Nbc6 9. Be3 d5 10. Nxc6 bxc6 11. cxd5 cxd5 12. exd5 exd5 13. Bd4 Be6 14. Bf3 Rb8 15. Bxg7 Kxg7 16. Qd4+ Kg8 17. Qxa7 Rxb2 18. a4 Rb3 19. Nb5 Nc6 20. Qc5 Ne5 21. Bd1 Rd3 22. f4 Nc4 23. Bf3 Qf6 24. Be2 Rd2 25. Bxc4 Qb2 26. Rfb1 Rxg2+ 27. Kf1 Qc2 28. Rc1 Qe4 29. Qd4 Qf3+ 30. Ke1 Bg4 0-1

[Event "Gelsenkirchen Silvester op 5th"]
[Site "Gelsenkirchen"]
[Date "2017.12.28"]
[Round "3"]
[White "Pokropp, Hans Georg"]
[Black "Jacobi, Niklas"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1436"]
[BlackElo "1802"]
[PlyCount "46"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Nbd7 8. f3 Be7 9. Qd2 Qc7 10. 0-0 0-0 11. Kh1 b5 12. a3 Bb7 13. Rac1 Nb6 14. b4 Rac8 15. Nd1 Nfd7 16. Bg5 Nc4 17. Bxc4 Bxg5 18. Qxg5 Qxc4 19. Ne3 Qxd4 20. Rfd1 Qb6 21. Ng4 f6 22. Qh4 Ne5 23. Nf2 Rc3 0-1

[Event "Gelsenkirchen Silvester op 5th"]
[Site "Gelsenkirchen"]
[Date "2017.12.27"]
[Round "1"]
[White "Eckert, Marius"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2004"]
[BlackElo "1802"]
[PlyCount "61"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 c6 5. Nc3 e6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Na6 9. Bxa6 bxa6 10. Rxa6 Nh5 11. Nf3 Nxf4 12. exf4 f6 13. Rxc6 Kd7 14. Ra6 Be7 15. Kd2 Rhb8 16. Rha1 Rxb3 17. Rxa7+ Rxa7 18. Rxa7+ Ke8 19. Kc1 Rb4 20. Ra4 Rxa4 21. Nxa4 Bd8 22. b4 Bd3 23. Nc3 Kd7 24. Kd2 Bc4 25. Ke3 Bb3 26. f5 Bc2 27. fxe6+ Kxe6 28. Ne1 Bb3 29. Nd3 g5 30. b5 Bc4 31. b6 1-0

[Event "Gelsenkirchen Silvester op 5th"]
[Site "Gelsenkirchen"]
[Date "2017.12.27"]
[Round "2"]
[White "Jacobi, Niklas"]
[Black "Heiermann, Ludger"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "1802"]
[BlackElo "1572"]
[PlyCount "96"]
[EventDate "2017.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. d4 Ne6 9. Nxe5 Bd6 10. c3 0-0 11. Nd2 Bxe5 12. Rxe5 Re8 13. Nf3 Nf8 14. Rxe8 Qxe8 15. Bf4 Ne6 16. Bg3 b5 17. Qb3 Bb7 18. Re1 Qd7 19. Ne5 Qd5 20. Qxd5 cxd5 21. Nd3 Bc8 22. Nc5 c6 23. Bd6 g6 24. h4 h5 25. f3 Kh7 26. g3 Nxc5 27. dxc5 Be6 28. Kf2 Re8 29. Re3 Kg7 30. Ke2 Bd7 31. Rxe8 Bxe8 32. Kd2 f6 33. Kc2 Kf7 34. Kb3 a5 35. a4 Ke6 36. Bc7 bxa4+ 37. Kxa4 Kd7 38. Bxa5 Kc8 39. Kb4 Kb7 40. c4 Bf7 41. cxd5 Bxd5 42. f4 Kc8 43. Kc3 Kd7 44. Kd4 Bb3 45. Bc3 Ke6 46. Bd2 Ba4 47. Ke3 Bb5 48. b3 f5 1/2-1/2

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.23"]
[Round "9"]
[White "Fuhlrott, Tim"]
[Black "Jacobi, Niklas"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1856"]
[BlackElo "1933"]
[PlyCount "43"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. d3 Nge7 7. Bg5 0-0 8. Qd2 d6 9. a3 Qa5 10. 0-0 Nf5 11. e4 Nfd4 12. Nxd4 Nxd4 13. Qd1 a6 14. Bd2 Qc7 15. Rb1 Rb8 16. Ne2 b5 17. Nxd4 Bxd4 18. cxb5 axb5 19. Bc3 Bxc3 20. bxc3 Qa5 21. Qc2 Bd7 22. f4 1/2-1/2

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.22"]
[Round "8"]
[White "Jacobi, Niklas"]
[Black "Oezen, Alf"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1933"]
[BlackElo "1981"]
[PlyCount "24"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Be3 cxd4 8. cxd4 Qb6 9. Qd2 Nge7 10. 0-0 Nf5 11. Rd1 Be7 12. Nc3 0-0 1/2-1/2

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.21"]
[Round "7"]
[White "Jacobi, Niklas"]
[Black "Maniocha, Marek"]
[Result "1/2-1/2"]
[ECO "B82"]
[WhiteElo "1933"]
[BlackElo "1996"]
[PlyCount "83"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f4 d6 8. Qf3 Qc7 9. h3 Bd7 10. g4 Nxd4 11. Bxd4 Bc6 12. Qe3 Nd7 13. Nd5 Bxd5 14. exd5 Qa5+ 15. Kf2 Qxd5 16. Bg2 Qc4 17. Bxb7 Rb8 18. Be4 e5 19. Bc3 exf4 20. Qd3 Qxd3 21. Bxd3 Nc5 22. Rhe1+ Kd8 23. Bc4 Be7 24. Kf3 f6 25. Kxf4 Kd7 26. Re3 h5 27. a4 hxg4 28. b4 d5 29. Bxd5 Bd6+ 30. Kxg4 Nb7 31. Bd2 Nd8 32. Rb1 Nc6 33. Bxc6+ Kxc6 34. c4 Be5 35. b5+ Kc5 36. Re4 g6 37. Bb4+ Kb6 38. c5+ Ka7 39. b6+ Kb7 40. Re3 Kc6 41. Rd3 Rh5 42. Rbd1 1/2-1/2

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.20"]
[Round "6"]
[White "Gramb, Marius"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2110"]
[BlackElo "1933"]
[PlyCount "83"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c5 5. cxd5 exd5 6. Bg2 Be7 7. 0-0 0-0 8. Nc3 Nc6 9. dxc5 Bxc5 10. Na4 Bd6 11. Be3 h6 12. Rc1 Bf5 13. Nc5 Bxc5 14. Rxc5 Be4 15. Nd4 Nxd4 16. Bxd4 Bxg2 17. Kxg2 Re8 18. Qc2 a6 19. Rc1 Ne4 20. Rc7 b5 21. e3 Nd6 22. Qc6 Rc8 23. Rxc8 Qxc8 24. Rc5 Qxc6 25. Rxc6 Nf5 26. Rxa6 Nxd4 27. exd4 Re2 28. Ra8+ Kh7 29. b4 Rd2 30. Ra5 Rxd4 31. Rxb5 Rd3 32. a4 Ra3 33. a5 d4 34. Rd5 d3 35. Kf3 Rb3 36. b5 d2+ 37. Ke2 Rb2 38. a6 Ra2 39. Rxd2 Ra5 40. Rb2 Kg6 41. Kf1 Kf5 42. a7 1-0

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.19"]
[Round "5"]
[White "Jacobi, Niklas"]
[Black "Mittelbachert, Ulrich"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1933"]
[BlackElo "1978"]
[PlyCount "43"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Ne2 Qa5+ 7. c3 Qa6 8. Qxa6 Nxa6 9. 0-0 h5 10. Nd2 Ne7 11. b4 Nc7 12. a4 Nf5 13. Nf3 Be7 14. Nf4 g6 15. Nd3 b6 16. Bg5 h4 17. Rfb1 b5 18. Bxe7 Kxe7 19. Nc5 Rhb8 20. a5 Rg8 21. h3 g5 22. Nh2 1/2-1/2

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.18"]
[Round "4"]
[White "Nguyen, Lucas"]
[Black "Jacobi, Niklas"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1934"]
[BlackElo "1933"]
[PlyCount "90"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nge7 7. Qe2 0-0 8. Be3 Bxe3 9. Qxe3 d6 10. 0-0-0 Bd7 11. f3 a6 12. g4 b5 13. Kb1 b4 14. Nd5 Nxd5 15. exd5 Re8 16. Qd2 Ne5 17. Nd4 a5 18. Be2 Qb8 19. Rdg1 a4 20. f4 Ng6 21. Rg3 Qb7 22. h4 Ne7 23. Bf3 Ra5 24. Re1 Nxd5 25. Rxe8+ Bxe8 26. Nf5 Bc6 27. Qd4 f6 28. Bxd5+ Bxd5 29. Re3 Be6 30. Re4 Bxf5 31. gxf5 Rd5 32. Qc4 Kf8 33. Re1 c5 34. Qe2 Qd7 35. Qh5 h6 36. Qg6 Rxf5 37. Qh7 Rxf4 38. Rg1 Rg4 39. Re1 Qe6 40. Qh8+ Kf7 41. Rc1 a3 42. Qa8 axb2 43. Kxb2 Qe5+ 44. Kb1 Rxh4 45. Rg1 g5 0-1

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.17"]
[Round "3"]
[White "Garbuz, Vitaliy"]
[Black "Jacobi, Niklas"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1989"]
[BlackElo "1933"]
[PlyCount "39"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 exd4 7. Qb3 Na5 8. Bxf7+ Kf8 9. Qa4 Kxf7 10. Qxa5 dxc3 11. Nxc3 d6 12. 0-0 Nf6 13. Rd1 Bd7 14. e5 dxe5 15. Nxe5+ Ke8 16. Nd5 Nxd5 17. Qxd5 Be6 18. Qb5+ c6 19. Rxd8+ Rxd8 20. Qe2 1-0

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.16"]
[Round "2"]
[White "Jacobi, Niklas"]
[Black "Sandten, Ulrich"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1933"]
[BlackElo "2064"]
[PlyCount "40"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Nf3 Bd6 9. h3 Ke7 10. Be3 Nbd7 11. a3 a6 12. 0-0-0 b5 13. b4 Rhb8 14. Kd2 Nb6 15. Bxb6 Rxb6 16. Ne1 c5 17. Nd3 c4 18. Nb2 a5 19. bxa5 Rxa5 20. a4 Bb4 0-1

[Event "Dortmund Sparkassen op-A 45th"]
[Site "Dortmund"]
[Date "2017.07.15"]
[Round "1"]
[White "Sondermann, Dirk"]
[Black "Jacobi, Niklas"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2041"]
[BlackElo "1933"]
[PlyCount "78"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Nbd7 5. Bf4 dxc4 6. e3 Bb4 7. Bxc4 Nb6 8. Qb3 Nfd5 9. 0-0 Bxc3 10. bxc3 Nxf4 11. exf4 Nxc4 12. Qxc4 Qd6 13. Qb5+ Qd7 14. Qxd7+ Bxd7 15. Ne5 Rd8 16. Rfe1 0-0 17. Nxd7 Rxd7 18. Re5 Rfd8 19. Rae1 Rd5 20. f5 Rxe5 21. Rxe5 Rd5 22. fxe6 fxe6 23. Rxe6 Kf7 24. Re5 Rxe5 25. dxe5 g5 26. h4 h6 27. g3 g4 28. f4 gxf3 29. Kf2 Ke6 30. Kxf3 Kxe5 31. g4 b5 32. Ke3 c5 33. g5 hxg5 34. hxg5 Kf5 35. g6 Kxg6 36. Ke4 a5 37. Kd5 c4 38. Kc5 b4 39. Kxc4 bxc3 1/2-1/2

