[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "9"]
[White "Lueersen, Jan"]
[Black "Vortmeier, Jan"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1618"]
[BlackElo "1935"]
[PlyCount "58"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 d6 6. 0-0 Nf6 7. Nc3 0-0 8. Re1 Nxd4 9. Qxd4 c6 10. Bf4 b5 11. Bf1 Nh5 12. e5 Nxf4 13. Qxf4 dxe5 14. Qxe5 Bd6 15. Qh5 g6 16. Qh6 Bf5 17. Ne4 Be7 18. Rad1 Qc7 19. g3 Rae8 20. Bg2 a5 21. c3 Be6 22. b3 a4 23. bxa4 bxa4 24. Rd2 Qa5 25. Rc1 a3 26. c4 Rb8 27. Qe3 Rb2 28. Rcc2 Rb1+ 29. Bf1 Bh3 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "8"]
[White "Vortmeier, Jan"]
[Black "Loheide, Michel"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1935"]
[BlackElo "1830"]
[PlyCount "72"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d3 0-0 6. Nbd2 Nc6 7. e4 dxe4 8. dxe4 e5 9. Nc4 Nxe4 10. Nfxe5 Nxe5 11. Nxe5 Nf6 12. Qe2 Bd6 13. Nc4 Re8 14. Be3 Bc5 15. Rad1 Qe7 16. Qd3 Bg4 17. Rde1 Rad8 18. Bxc5 Qxe1 19. Qa3 Qe6 20. Ne3 Bh3 21. Qxa7 Bxg2 22. Nxg2 b6 23. Be3 Qc6 24. Qa3 Qxc2 25. Bg5 Rd1 26. Ne3 Rxf1+ 27. Kxf1 Qc6 28. Bxf6 Qxf6 29. Qa4 Rd8 30. Qc2 Qd6 31. Kg2 h6 32. h4 c5 33. Kh2 Qd2 34. Qf5 Qxb2 35. a4 Qd4 36. Ng4 Qxa4 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.05"]
[Round "6"]
[White "Grosser, Walter"]
[Black "Vortmeier, Jan"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "1896"]
[BlackElo "1935"]
[PlyCount "62"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. e3 0-0 6. Be2 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. 0-0 Nc6 10. Qb3 Be6 11. Qxb7 Nxd4 12. Nxd4 Bxd4 13. Nxd5 Bxd5 14. Qa6 Rb8 15. Bh6 Bxb2 16. Bxf8 Bxa1 17. Rxa1 Qxf8 18. Qxa7 Ra8 19. Qd4 Rxa2 20. Rxa2 Bxa2 21. Bc4 Qc8 22. Be2 h5 23. g3 Qe6 24. Bf3 Bc4 25. h4 Kh7 26. Kg2 Be2 27. Qf4 Bxf3+ 28. Qxf3 Kg7 29. Qa8 Qe5 30. Qb7 e6 31. Qa7 Qd5+ 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "4"]
[White "Lambregts, Frank"]
[Black "Vortmeier, Jan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1904"]
[BlackElo "1935"]
[PlyCount "66"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. f3 f6 2. d4 Kf7 3. e4 e6 4. Bc4 d5 5. Bb3 g6 6. c4 dxc4 7. Bxc4 Kg7 8. h4 c5 9. Ne2 Nc6 10. h5 cxd4 11. Nf4 g5 12. Nxe6+ Bxe6 13. Bxe6 Qd6 14. Bd5 Qg3+ 15. Kf1 Bc5 16. Rh3 Qc7 17. Na3 Nge7 18. h6+ Kf8 19. Bd2 Rd8 20. Rc1 Bxa3 21. bxa3 Nxd5 22. exd5 Rxd5 23. Bb4+ Kf7 24. Qb3 Rhd8 25. Rc5 Qe5 26. Bd2 R8d7 27. f4 gxf4 28. Rf3 Ke8 29. Rc1 Qh5 30. Bxf4 d3 31. Re3+ Kf7 32. Rxd3 Qf5 33. Qc4 Qxd3+ 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "5"]
[White "Vortmeier, Jan"]
[Black "Wachsmann, Dietmar"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1935"]
[BlackElo "2016"]
[PlyCount "80"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. c4 e6 4. Bg2 Nc6 5. cxd5 exd5 6. 0-0 Nf6 7. d4 Be7 8. Nc3 0-0 9. b3 Ne4 10. Bb2 Bf6 11. Na4 cxd4 12. Nxd4 Bd7 13. Rc1 Qe7 14. Nxc6 Bxc6 15. Bxf6 Qxf6 16. Qd3 Rad8 17. Nc5 h6 18. b4 Qb2 19. Nb3 a6 20. Rc2 Qe5 21. Nd4 Ba4 22. Rcc1 Rc8 23. Bh3 Rc4 24. Nf3 Qc7 25. Rxc4 Qxc4 26. a3 Bb5 27. Ne5 Qa2 28. Qd4 Qxe2 29. a4 Bxa4 30. Qxd5 Nd2 31. Ra1 Bb3 32. Bg4 Qxg4 33. Qxd2 Qf5 34. Qe3 Be6 35. g4 Qf6 36. Rc1 Rd8 37. f4 Qe7 38. Qb6 Rd6 39. Qc7 Rd1+ 40. Kf2 Qh4+ 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "2"]
[White "Bruens, Steffen"]
[Black "Vortmeier, Jan"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1789"]
[BlackElo "1935"]
[PlyCount "64"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 0-0 5. 0-0 d6 6. c4 c5 7. d5 b5 8. cxb5 a6 9. b6 Nbd7 10. Nc3 Nxb6 11. h3 Rb8 12. e4 Nfd7 13. Qe2 Ne5 14. Nd2 c4 15. f4 Nd3 16. Nf3 Nd7 17. e5 dxe5 18. fxe5 N7xe5 19. Nd4 Nxc1 20. Raxc1 Qb6 21. Qe3 Ng4 22. Qxe7 Qxd4+ 23. Kh1 Nf2+ 24. Kh2 Rxb2 25. Ne2 Qb6 26. Rxc4 Bf6 27. Qa3 Rxe2 28. Qf3 Rd2 29. Rc6 Qb2 30. Rxf6 Nxh3 31. d6 Bb7 32. Qe3 Bxg2 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "3"]
[White "Vortmeier, Jan"]
[Black "Schiffer, Stefan"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1935"]
[BlackElo "2228"]
[PlyCount "81"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. d3 Be7 6. e4 d6 7. Re1 Nbd7 8. Nc3 0-0 9. d4 e5 10. d5 c6 11. dxc6 Bxc6 12. Nd2 b5 13. Nf1 b4 14. Nd5 Nxd5 15. exd5 Bb7 16. Ne3 f5 17. Nc4 Qc7 18. b3 a5 19. a3 Nb6 20. Nxb6 Qxb6 21. Be3 Qc7 22. axb4 axb4 23. Qd2 e4 24. Qxb4 Bxd5 25. c4 Be6 26. Bd4 Rab8 27. Qc3 Bf6 28. Bxf6 Rxf6 29. Red1 d5 30. c5 f4 31. Ra6 Kh8 32. b4 e3 33. fxe3 fxg3 34. h3 Qf7 35. Qe5 Re8 36. Qxg3 Qh5 37. Rf1 Rg6 38. Qf3 Qe5 39. Qf4 Qb2 40. Rf2 Qb1+ 41. Rf1 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.02"]
[Round "1"]
[White "Vortmeier, Jan"]
[Black "Schmitz, Constantin"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1935"]
[BlackElo "1508"]
[PlyCount "97"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. 0-0 Bf5 5. c4 e6 6. cxd5 exd5 7. b3 Bd6 8. Bb2 0-0 9. d4 b6 10. Nc3 Nc6 11. dxc5 Bxc5 12. Rc1 Rc8 13. Ne1 Be6 14. Nd3 Ne7 15. b4 Bd6 16. Nb5 Ng4 17. Nxd6 Qxd6 18. Qd2 Ng6 19. Rfd1 Rxc1 20. Rxc1 Rc8 21. Rxc8+ Bxc8 22. Qc3 Qf8 23. Bxd5 Nf6 24. Bf3 Bh3 25. Qc7 Nd7 26. g4 Qe7 27. Qg3 Qh4 28. Qxh4 Nxh4 29. Nf4 Nxf3+ 30. exf3 Bxg4 31. fxg4 f6 32. Kg2 Kf7 33. Kf3 Ke7 34. Ke4 Kd6 35. Nh5 a6 36. Nxg7 b5 37. Ne8+ Ke7 38. Nxf6 Nxf6+ 39. Bxf6+ Kxf6 40. f4 h6 41. h4 h5 42. gxh5 Kg7 43. Ke5 Kh6 44. Ke6 Kh7 45. Ke7 Kh6 46. f5 Kh7 47. f6 a5 48. a3 a4 49. f7 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.08"]
[Round "8"]
[White "Oliveira, Luis Manuel Farinha"]
[Black "Vortmeier, Jan"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1622"]
[BlackElo "1667"]
[PlyCount "120"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. e3 0-0 6. Bd3 d6 7. b3 e5 8. dxe5 dxe5 9. Bc2 Nc6 10. 0-0 e4 11. Nd4 Nxd4 12. Qxd4 Be6 13. Qxd8 Rfxd8 14. Rb1 Rd7 15. Rd1 c6 16. Ne2 Rad8 17. Rxd7 Nxd7 18. Nd4 Bf7 19. Ba3 Ne5 20. Rd1 b6 21. Bb2 a6 22. Kf1 Nxc4 23. bxc4 Bxc4+ 24. Ke1 c5 25. Bb3 Bxb3 26. axb3 cxd4 27. Bxd4 Bxd4 28. exd4 Kf7 29. Ke2 Rc8 30. f3 Rc2+ 31. Ke3 exf3 32. Kxf3 Rc3+ 33. Kf4 Rxb3 34. Rc1 Ke6 35. Rc8 a5 36. Re8+ Kf7 37. Rc8 a4 38. Ke5 Re3+ 39. Kd6 a3 40. Ra8 Rc3 41. d5 b5 42. Ra7+ Kf6 43. Kd7 b4 44. d6 b3 45. Rc7 Rd3 46. Rc6 b2 47. Ke8 b1Q 48. d7+ Kg7 49. d8B Rxd8+ 50. Kxd8 Qb8+ 51. Kd7 Qb7+ 52. Rc7 Qxc7+ 53. Kxc7 a2 54. Kd6 a1Q 55. Kd5 Qa2+ 56. Ke5 Qxg2 57. Kd4 Qxh2 58. Ke3 Qg1+ 59. Kf3 Qg4+ 60. Kf2 h5 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.08"]
[Round "9"]
[White "Vortmeier, Jan"]
[Black "Koehn Hevernick, Max"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "1667"]
[PlyCount "67"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. 0-0 Bg7 5. c4 Nf6 6. Nc3 0-0 7. b3 d6 8. Bb2 a6 9. d4 cxd4 10. Nxd4 Bd7 11. Rc1 Rc8 12. e3 Nxd4 13. exd4 b5 14. cxb5 axb5 15. a4 Rb8 16. axb5 Bxb5 17. Nxb5 Rxb5 18. Re1 d5 19. Ba3 Re8 20. Bc5 e6 21. b4 Nd7 22. Bf1 Rb8 23. Bd6 Qb6 24. Bc5 Nxc5 25. bxc5 Qc6 26. Ra1 Ra8 27. Qd3 Ra4 28. Rxa4 Qxa4 29. Rd1 Rb8 30. Qd2 Rb4 31. Ra1 Rxd4 32. Rxa4 Rxd2 33. Ra8+ Bf8 34. c6 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.07"]
[Round "6"]
[White "Bertram, Karsten"]
[Black "Vortmeier, Jan"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2062"]
[BlackElo "1667"]
[PlyCount "95"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Nf3 Nc6 7. Ne5 Bd7 8. g3 e6 9. Nxd7 Qxd7 10. Bg2 Bd6 11. Bg5 Be7 12. 0-0 0-0 13. Re1 h6 14. Be3 b5 15. Ne2 Rfc8 16. Nf4 Na5 17. Nd3 Bd6 18. b3 Qc7 19. Bd2 Nc6 20. c3 b4 21. c4 Nxd4 22. Nxb4 Bxb4 23. Bxb4 Nc6 24. Bc3 dxc4 25. Bxf6 gxf6 26. Rc1 Ne5 27. Qh5 Rab8 28. Qxh6 c3 29. Re4 f5 30. Qg5+ Ng6 31. Rxe6 fxe6 32. Qxg6+ Kf8 33. Qxe6 Qf7 34. Qe5 Rb5 35. Qh8+ Qg8 36. Qh6+ Qg7 37. Qxa6 Rbc5 38. Bd5 Qe5 39. Qh6+ Ke7 40. Bc4 Rxc4 41. bxc4 Rxc4 42. Qg5+ Kd6 43. Qd8+ Kc5 44. Qa5+ Kd6 45. Qa6+ Rc6 46. Rd1+ Kc7 47. Qa7+ Kc8 48. Qd7+ 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.07"]
[Round "7"]
[White "Vortmeier, Jan"]
[Black "Sebastian, Thorsten"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "1667"]
[BlackElo "1474"]
[PlyCount "85"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. c4 Nc6 6. d4 Be7 7. Nc3 0-0 8. cxd5 exd5 9. b3 cxd4 10. Nxd4 Be6 11. Bb2 Rc8 12. Rc1 Nxd4 13. Qxd4 Bc5 14. Qd3 a6 15. Na4 Ba7 16. Rxc8 Bxc8 17. Bxf6 Qxf6 18. Qxd5 Rd8 19. Qf3 b5 20. Qxf6 gxf6 21. Nc3 Rd2 22. Rd1 Rxd1+ 23. Nxd1 b4 24. Ne3 Be6 25. Nd5 Bxd5 26. Bxd5 a5 27. e4 Bd4 28. Kf1 Kg7 29. Ke2 h6 30. f4 Bb6 31. h4 Bc7 32. Ke3 Bb6+ 33. Kf3 Bc7 34. Kg4 Bd6 35. h5 Bc7 36. Kf5 Bd6 37. g4 Be7 38. e5 fxe5 39. Kxe5 f6+ 40. Ke6 Bd8 41. Kd6 Bb6 42. Kc6 Bd8 43. Kd6 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.06"]
[Round "5"]
[White "Neugirg, Mika"]
[Black "Vortmeier, Jan"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1553"]
[BlackElo "1667"]
[PlyCount "106"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 g6 6. Nf3 Bg7 7. 0-0 Nh6 8. Bf4 Bf5 9. Bxh6 Bxh6 10. Bxf5 gxf5 11. Ne5 Nxe5 12. dxe5 e6 13. Na3 0-0 14. Qh5 Bg7 15. Rae1 f6 16. exf6 Rxf6 17. Qd1 Qe7 18. c4 dxc4 19. Nxc4 Rd8 20. Qb3 Rh6 21. Ne5 Bxe5 22. Rxe5 Kh8 23. Qc3 Qg7 24. Rfe1 Rg6 25. g3 b6 26. Rxe6 Qxc3 27. bxc3 Rxe6 28. Rxe6 Rd7 29. Re5 Rc7 30. a4 Rxc3 31. Re8+ Kg7 32. Re7+ Kg6 33. Rxa7 Rc4 34. Ra6 Kg5 35. h4+ Kh5 36. Rxb6 Rxa4 37. Kg2 f4 38. Kh3 Ra3 39. Rf6 fxg3 40. fxg3 Rb3 41. Ra6 h6 42. Ra5+ Kg6 43. h5+ Kg7 44. Kh4 Rb4+ 45. g4 Rb7 46. Kg3 Rb4 47. Ra7+ Kg8 48. Kf3 Kh8 49. Rf7 Ra4 50. Rf4 Ra3+ 51. Ke4 Ra5 52. Rf5 Ra4+ 53. Kf3 Ra3+ 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.06"]
[Round "4"]
[White "Vortmeier, Jan"]
[Black "Wagner, Julian"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1667"]
[BlackElo "1955"]
[PlyCount "82"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d5 3. c4 d4 4. b4 e6 5. Bg2 Nf6 6. 0-0 cxb4 7. a3 b3 8. Qxb3 Nc6 9. Bb2 Bc5 10. e3 0-0 11. exd4 Nxd4 12. Nxd4 Bxd4 13. Nc3 Bd7 14. Ne2 Bxb2 15. Qxb2 Qc7 16. Rac1 Bc6 17. d4 Bxg2 18. Kxg2 Rfe8 19. Rfd1 e5 20. d5 Nd7 21. Nc3 Nc5 22. Nb5 Qb6 23. Qb4 e4 24. d6 Nd3 25. Rxd3 exd3 26. Nc7 Qc6+ 27. Kg1 a5 28. Qc3 Qxd6 29. Nxe8 Rxe8 30. Rd1 Rd8 31. Qxa5 Qd4 32. Qb5 b6 33. Qb3 h5 34. h4 Rd6 35. Rd2 Qe4 36. Qc3 Rd4 37. f3 Qe3+ 38. Kg2 Rd6 39. Rf2 Qxf2+ 40. Kxf2 d2 41. c5 bxc5 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.05"]
[Round "2"]
[White "Finke, Dominik"]
[Black "Vortmeier, Jan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2077"]
[BlackElo "1667"]
[PlyCount "49"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. Bc4 Nb6 7. Bb3 dxc3 8. Nxc3 Nc6 9. 0-0 Be7 10. Qe2 a6 11. Rd1 0-0 12. a3 Qc7 13. Bf4 f6 14. Rac1 fxe5 15. Bxe5 Nxe5 16. Nxe5 Qb8 17. Bc2 Bg5 18. Rb1 d5 19. h4 Bf4 20. Nf3 Nc4 21. Qd3 g6 22. Nxd5 exd5 23. Qxd5+ Rf7 24. Qxc4 Bg4 25. Bb3 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.05"]
[Round "3"]
[White "Vortmeier, Jan"]
[Black "Bergau, Lukas"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1667"]
[BlackElo "1510"]
[PlyCount "119"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. b3 c5 7. cxd5 Nxd5 8. Bb2 b6 9. d4 Nd7 10. e4 N5f6 11. Nc3 Bb7 12. d5 exd5 13. exd5 Qc7 14. Nb5 Qb8 15. d6 Bd8 16. Ne5 Bxg2 17. Kxg2 a6 18. Nc6 Qb7 19. Qf3 Kh8 20. Nxd8 Qxf3+ 21. Kxf3 Raxd8 22. Nc7 Ne8 23. Rad1 Nb8 24. Nxe8 Rfxe8 25. Rfe1 Kg8 26. Re7 Kf8 27. Rde1 f6 28. b4 cxb4 29. Bd4 Nc6 30. Bxb6 Ne5+ 31. R1xe5 fxe5 32. Rxe8+ Kxe8 33. Bxd8 Kxd8 34. Ke4 Kd7 35. Kxe5 a5 36. Kd5 a4 37. Kc4 b3 38. axb3 axb3 39. Kxb3 Kxd6 40. Kc4 Ke5 41. f3 g5 42. h3 h5 43. Kd3 h4 44. gxh4 gxh4 45. Ke3 Kf5 46. f4 Kf6 47. Ke4 Ke6 48. f5+ Kf6 49. Kf4 Kf7 50. Kg5 Kg8 51. Kxh4 Kf7 52. Kg5 Kg8 53. Kg6 Kh8 54. Kf7 Kh7 55. Ke7 Kg7 56. f6+ Kh8 57. f7 Kh7 58. Kf6 Kh8 59. f8Q+ Kh7 60. Qg7# 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2022.08.04"]
[Round "1"]
[White "Vortmeier, Jan"]
[Black "Aztekin, Kenan Mestan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1667"]
[PlyCount "57"]
[EventDate "2022.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 e6 2. b3 Bd6 3. Bb2 Nf6 4. d3 0-0 5. e4 Bb4+ 6. Nbd2 Bxd2+ 7. Qxd2 Ng4 8. h3 Nf6 9. Be2 d5 10. exd5 exd5 11. 0-0-0 a5 12. g4 Nc6 13. g5 Ne8 14. h4 Nb4 15. a3 Na2+ 16. Kb1 b5 17. Kxa2 a4 18. b4 Be6 19. Rdg1 d4+ 20. Kb1 Bd5 21. Rh3 Qd7 22. Rhg3 Nd6 23. Nxd4 Nf5 24. Bg4 Qe7 25. Nxf5 Qe8 26. Bxg7 Qc6 27. Bf6 h6 28. Nxh6+ Kh7 29. Bf5# 1-0

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.21"]
[Round "9"]
[White "Vortmeier, Jan"]
[Black "Ostra, Noah"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "1441"]
[BlackElo "1542"]
[PlyCount "75"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d5 5. d4 c5 6. e3 0-0 7. c4 cxd4 8. exd4 Nc6 9. b3 Re8 10. Bb2 Na5 11. Nbd2 dxc4 12. Nxc4 Nxc4 13. bxc4 Qc7 14. Qc2 Be6 15. Rae1 Rac8 16. Nd2 b5 17. c5 Bxa2 18. Bc3 Bd5 19. Ra1 Bxg2 20. Kxg2 Nd5 21. Ba5 Qb7 22. Qe4 e5 23. Kg1 exd4 24. Qg2 Rxc5 25. Ne4 Rc6 26. Rae1 Rce6 27. f3 f5 28. Nd6 Rxe1 29. Bxe1 Rxe1 30. Rxe1 Qd7 31. Ne8 Ne3 32. Qa2+ Kf8 33. Nxg7 Kxg7 34. Qb2 Kf7 35. Re2 Nc4 36. Qb3 d3 37. Rd2 Qd4+ 38. Kg2 1/2-1/2

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.20"]
[Round "8"]
[White "Wiedemann, Jan"]
[Black "Vortmeier, Jan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1719"]
[BlackElo "1441"]
[PlyCount "111"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nc6 3. Bf4 d5 4. e3 Bd6 5. Bxd6 Qxd6 6. c3 Nf6 7. Bd3 e5 8. dxe5 Nxe5 9. Nxe5 Qxe5 10. Nd2 0-0 11. Nf3 Qd6 12. h3 Ne4 13. 0-0 Re8 14. Qc2 Qg6 15. Kh2 Qd6+ 16. Kh1 Qh6 17. Rg1 g5 18. Bxe4 dxe4 19. Nh2 Re5 20. Qe2 f5 21. Qc4+ Qe6 22. Qxc7 Qe7 23. Qxe7 Rxe7 24. Rgd1 Be6 25. Rd6 Kf7 26. Nf1 Rd7 27. Rxd7+ Bxd7 28. Rd1 Be6 29. Ng3 Ke7 30. Kg1 Rd8 31. Rxd8 Kxd8 32. Kf1 Ke7 33. Ke1 Kf6 34. a3 Bb3 35. Kd2 Ke5 36. Ne2 h5 37. Nd4 Bc4 38. g3 h4 39. f4+ Kf6 40. fxg5+ Kxg5 41. gxh4+ Kxh4 42. Nxf5+ Kxh3 43. Nd6 Bd5 44. c4 Bc6 45. Kc3 a6 46. Kd4 Kg4 47. Nxe4 Kf5 48. Nc5 Kf6 49. b4 Ke7 50. Ke5 Bh1 51. a4 Bc6 52. b5 axb5 53. axb5 Bf3 54. e4 Be2 55. Kd5 b6 56. Na4 1-0

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.19"]
[Round "7"]
[White "Vortmeier, Jan"]
[Black "Otto, Michael"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1441"]
[BlackElo "1681"]
[PlyCount "44"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Bg2 Bg7 7. e4 Ba6 8. Nc3 Rb8 9. Rb1 Bxc3+ 10. Bd2 Bg7 11. c3 Nf6 12. Bf4 Rc8 13. Qa4 Qb6 14. Rd1 Ng4 15. Qc2 d6 16. Bh3 h5 17. Qd2 Rb8 18. f3 Ne5 19. Bxe5 Bxe5 20. f4 Bg7 21. b3 0-0 22. Bg2 Qc5 0-1

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.18"]
[Round "6"]
[White "Vestrick, Frank"]
[Black "Vortmeier, Jan"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1695"]
[BlackElo "1441"]
[PlyCount "53"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Rc1 Ne8 9. Bxe7 Qxe7 10. cxd5 exd5 11. Nxd5 Qd6 12. Nc3 Bb7 13. Bd3 a6 14. 0-0 Nc6 15. a3 g6 16. Ne4 Qe7 17. Qc2 Rc8 18. Rfd1 Nd8 19. Ne5 Kg7 20. Ng3 Qe6 21. f4 f5 22. Bc4 Bd5 23. Bxa6 Ra8 24. Bc4 Nf6 25. Re1 Nf7 26. Bd3 Rfc8 27. Nxg6 1-0

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.17"]
[Round "5"]
[White "Vortmeier, Jan"]
[Black "Boecker, Juergen"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1441"]
[BlackElo "1791"]
[PlyCount "40"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. b3 c5 6. Bb2 d6 7. d4 cxd4 8. Nxd4 d5 9. c4 dxc4 10. bxc4 Qb6 11. Nb3 Rd8 12. N1d2 Nc6 13. Rb1 Bf5 14. Rc1 a5 15. c5 Qb5 16. Bxc6 bxc6 17. Bxf6 Bxf6 18. Rc4 a4 19. Na1 Rxd2 20. Qxd2 Qxc4 0-1

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.16"]
[Round "4"]
[White "Mischke, Eckhard"]
[Black "Vortmeier, Jan"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1795"]
[BlackElo "1441"]
[PlyCount "63"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 Bd6 5. Bb2 0-0 6. Be2 c5 7. 0-0 Nc6 8. d4 b6 9. Nbd2 cxd4 10. exd4 Re8 11. Ne5 Qc7 12. Ndf3 Bxe5 13. dxe5 Nd7 14. cxd5 Ncxe5 15. d6 Qc5 16. Nxe5 Nxe5 17. Bxe5 Qxe5 18. Bf3 Bd7 19. Bxa8 Rxa8 20. Rc1 Rd8 21. Re1 Qg5 22. Qd4 f5 23. Rc7 f4 24. f3 h5 25. Re4 Kh8 26. Re5 Qg6 27. Qe4 Qf6 28. Rxh5+ Kg8 29. Re5 g5 30. Rxa7 Bc6 31. Qh7+ Kf8 32. Qe7+ 1-0

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.15"]
[Round "3"]
[White "Vortmeier, Jan"]
[Black "Schmidt, Sebastian"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "1441"]
[BlackElo "1769"]
[PlyCount "51"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. d4 dxc4 7. Nc3 c5 8. dxc5 Bxc5 9. Qxd8 Rxd8 10. Bg5 Nc6 11. Rac1 Be7 12. Nb5 Bd7 13. Nbd4 Rac8 14. Nxc6 Bxc6 15. Rxc4 Bd5 16. Rxc8 Rxc8 17. Ne5 Bxg2 18. Kxg2 h6 19. Be3 Nd5 20. Bxa7 Ra8 21. Bd4 Rxa2 22. e4 Nf6 23. f3 Ne8 24. Bc3 Bb4 25. Rf2 Bxc3 26. bxc3 1/2-1/2

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.14"]
[Round "2"]
[White "Sobeck, Oskar"]
[Black "Vortmeier, Jan"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1783"]
[BlackElo "1441"]
[PlyCount "118"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d5 6. d4 b6 7. 0-0 Bb7 8. Ne5 Nfd7 9. c4 e6 10. Qc2 f6 11. Nd3 c6 12. Nd2 Re8 13. Rac1 e5 14. cxd5 cxd5 15. Nb4 e4 16. Qc7 Qxc7 17. Rxc7 a5 18. a4 Ra7 19. Na2 Rc8 20. Rfc1 Rxc7 21. Rxc7 Bf8 22. Nb1 Bd6 23. Rc2 f5 24. Ba3 Bxa3 25. Nxa3 Na6 26. Nb5 Ra8 27. Nd6 Rb8 28. Bf1 e3 29. fxe3 Kf8 30. Bg2 Nf6 31. b4 axb4 32. Rb2 Ke7 33. Nxb7 Rxb7 34. Nxb4 Nxb4 35. Rxb4 Kd6 36. Kf2 Kc6 37. h3 Ne4+ 38. Bxe4 dxe4 39. g4 Rf7 40. Kg3 h6 41. Rb5 fxg4 42. hxg4 Rf1 43. Re5 Kd6 44. Rxe4 Ra1 45. Rf4 Ke6 46. Kf3 g5 47. Rf5 Rxa4 48. Rb5 Ra6 49. Ke4 Kf6 50. Kd5 Ra5 51. Kc6 Rxb5 52. Kxb5 h5 53. gxh5 g4 54. d5 g3 55. h6 g2 56. h7 Kg7 57. d6 g1Q 58. Kxb6 Qxe3+ 59. Kc7 Qc5+ 0-1

[Event "Dortmund Sparkassen op-B 47th"]
[Site "Dortmund"]
[Date "2019.07.13"]
[Round "1"]
[White "Vortmeier, Jan"]
[Black "Dohmann, Dorothea"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1441"]
[BlackElo "1710"]
[PlyCount "119"]
[EventDate "2019.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. 0-0 Nf6 8. e4 Qa5 9. Bd2 Qb6 10. Bc3 d6 11. Nd2 0-0 12. Nb3 a5 13. Nd4 Bb7 14. Re1 a4 15. Nf3 a3 16. Rb1 Qc7 17. e5 Nd5 18. exd6 exd6 19. Bxg7 Kxg7 20. Qc1 Nb6 21. c4 Ba6 22. b3 d5 23. c5 Nd7 24. Qxa3 Bd3 25. Qb2+ Kg8 26. Rbc1 Qa5 27. Qd4 Be4 28. a4 Rab8 29. Nd2 Rb4 30. Qb2 Bxg2 31. Kxg2 Nxc5 32. Qc3 Ne6 33. Qxc6 Rb6 34. Qc3 Qa8 35. Rb1 Rc8 36. Qf3 Qa5 37. Qd1 Nd4 38. Rb2 Qc3 39. Qb1 Rcb8 40. Re3 Qb4 41. Nf3 Ra8 42. Nxd4 Qxd4 43. Ra2 Rb4 44. Qd3 Qc5 45. Rc2 Qd6 46. Rce2 Qc6 47. Rc2 Qb7 48. Kg1 Rb8 49. Rce2 Qc6 50. Re5 Rxb3 51. Qxd5 Qxa4 52. R2e4 Qa1+ 53. Kg2 Rb1 54. Re8+ Rxe8 55. Rxe8+ Kg7 56. Qd8 Rg1+ 57. Kh3 Qf1+ 58. Kh4 Qc4+ 59. f4 g5+ 60. Qxg5# 1-0

