[Event "Itzehoe op"]
[Site "Itzehoe"]
[Date "2022.10.03"]
[Round "5"]
[White "Hieke, Jonas"]
[Black "Voelker, Werner"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1416"]
[PlyCount "103"]
[EventDate "2022.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Nc6 6. Bf4 e6 7. Nf3 Bd6 8. Bxd6 Qxd6 9. 0-0 0-0 10. Re1 b6 11. Nbd2 a5 12. Ne5 Ba6 13. Bxa6 Rxa6 14. Ndf3 Ne4 15. Nd2 f6 16. Nxe4 dxe4 17. Nxc6 Qxc6 18. Qe2 Ra7 19. Qxe4 Qxe4 20. Rxe4 Kf7 21. Rae1 Re8 22. g4 g5 23. f4 h6 24. Kg2 Rae7 25. fxg5 hxg5 26. Kg3 f5 27. gxf5 exf5 28. Rxe7+ Rxe7 29. Rxe7+ Kxe7 30. h4 gxh4+ 31. Kxh4 Ke6 32. Kg5 b5 33. b3 Kd5 34. Kxf5 b4 35. cxb4 axb4 36. Kf6 Kxd4 37. Ke6 Kc5 38. Ke5 Kc6 39. Kd4 Kb5 40. Kd5 Kb6 41. Kc4 Ka5 42. Kc5 Ka6 43. Kxb4 Kb6 44. a4 Ka6 45. Kc5 Ka5 46. b4+ Ka6 47. Kc6 Ka7 48. b5 Kb8 49. b6 Kc8 50. b7+ Kb8 51. a5 Ka7 52. Kc7 1-0

[Event "Itzehoe op"]
[Site "Itzehoe"]
[Date "2022.10.02"]
[Round "3"]
[White "Hieke, Jonas"]
[Black "Menke, Raphael Wilhelm"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1938"]
[PlyCount "114"]
[EventDate "2022.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 a6 6. Na4 Ba7 7. Nc3 d6 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd5 Qd8 11. a4 Be6 12. c3 0-0 13. b4 Ne7 14. d4 c6 15. Ne3 exd4 16. Nxd4 d5 17. exd5 Nxd5 18. Nxd5 Bxd5 19. Bxd5 Qxd5 20. 0-0 Qc4 21. Qd2 Rad8 22. Rad1 a5 23. bxa5 c5 24. Qe2 Rxd4 25. Qc2 Qxa4 26. Qxa4 Rxa4 27. Ra1 Rxa1 28. Rxa1 f6 29. Kf1 Kf7 30. Rb1 Rb8 31. Ke2 Ke6 32. c4 b6 33. Rb5 Kd6 34. Kf3 bxa5 35. Rxa5 Bb6 36. Rb5 Kc6 37. Kf4 g6 38. Kf3 Rd8 39. Rb2 Rd3+ 40. Ke2 Rc3 41. Ra2 Rxc4 42. Ra8 Re4+ 43. Kf3 Re6 44. h4 g5 45. g3 c4 46. Kg4 Bxf2 47. h5 Kb5 48. Kf5 Ra6 49. Re8 c3 50. Re2 Bd4 51. Kg6 f5+ 52. Kxf5 Kc4 53. Rh2 Kd3 54. Rh3 c2 55. g4+ Kc4 56. Rd3 Rf6+ 57. Ke4 Rf4# 0-1

[Event "Itzehoe op"]
[Site "Itzehoe"]
[Date "2022.10.02"]
[Round "4"]
[White "Wang, Kaichen"]
[Black "Hieke, Jonas"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "50"]
[EventDate "2022.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. Bg5 d4 10. 0-0 dxc3 11. Re1+ Be6 12. Rb1 cxb2 13. Re2 0-0 14. Rxb2 Bc3 15. Rb5 a6 16. Rc5 Bd4 17. Rc6 Qd5 18. Rxc7 Qxg5 19. c3 Bh3 20. Qf1 Nd5 21. Rc4 Nf4 22. Rxd4 Nxg2 23. Kh1 Nf4 24. Qg1 Bg2+ 25. Qxg2 Qxg2# 0-1

[Event "Itzehoe op"]
[Site "Itzehoe"]
[Date "2022.10.01"]
[Round "1"]
[White "Hieke, Jonas"]
[Black "Harten, Jan"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1836"]
[PlyCount "50"]
[EventDate "2022.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxe5 Qg5 5. Ng4 d5 6. Bxd5 Bxg4 7. f3 Bc8 8. g3 Qh5 9. 0-0 Bc5 10. Kh1 c6 11. c3 Ne6 12. Bxe6 Bxe6 13. d4 Bb6 14. Bf4 Nf6 15. g4 Qh3 16. Rg1 0-0-0 17. Rg3 Qh4 18. Qf1 Bxg4 19. fxg4 Nxe4 20. Rg2 Rhe8 21. Nd2 Nxd2 22. Bxd2 Bc7 23. Qf5+ Kb8 24. Qxf7 Re7 25. Qf2 Qxf2 1/2-1/2

[Event "Itzehoe op"]
[Site "Itzehoe"]
[Date "2022.10.01"]
[Round "2"]
[White "Rinke, Alexander"]
[Black "Hieke, Jonas"]
[Result "0-1"]
[ECO "C67"]
[PlyCount "72"]
[EventDate "2022.10.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be7 8. d4 0-0 9. Bf4 Bf5 10. Nc3 Bg5 11. Bxg5 Qxg5 12. Nf3 Qg6 13. Re7 Bxc2 14. Qd2 Rac8 15. Rae1 Bf5 16. d5 Nc4 17. Qf4 Nxb2 18. Nh4 Qg4 19. Qxg4 Bxg4 20. Rb1 Nc4 21. Rxb7 cxd5 22. Rxa7 d4 23. Ra4 dxc3 24. Rxc4 Rfd8 25. h3 Be6 26. Rxc3 c5 27. a4 c4 28. Nf3 Rd3 29. Rxd3 cxd3 30. a5 Kf8 31. Rb7 Bd5 32. Rd7 Rc5 33. a6 Ke8 34. Rd6 Ke7 35. Rb6 Bxf3 36. gxf3 d2 0-1

