[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "1.6"]
[White "Grossjohann, Jan Niclas"]
[Black "Eulitz, Michael"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "902"]
[BlackElo "1074"]
[PlyCount "66"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 e6 5. Nc3 h6 6. Nh3 g6 7. Nf4 Bg7 8. Nfe2 0-0 9. d4 cxd4 10. Nxd4 Nc6 11. Nf3 a6 12. Be3 Ne5 13. Nxe5 dxe5 14. Bd3 b5 15. a3 Bb7 16. h4 Qc7 17. g4 Rad8 18. g5 Nxe4 19. gxh6 Nxc3 20. bxc3 Bxh1 21. h5 Bf6 22. Qg4 Rxd3 23. hxg6 Qxc3+ 24. Ke2 Qxc2+ 25. Ke1 Qc3+ 26. Ke2 Rxe3+ 27. fxe3 Qc2+ 28. Ke1 Qxg6 29. Qh3 e4 30. Ke2 Bxa1 31. Qxh1 Bb2 32. Kf2 Kh7 33. Qh4 Rg8 0-1

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "5.10"]
[White "Grossjohann, Jan Niclas"]
[Black "Hutton, Jim"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "902"]
[BlackElo "1024"]
[PlyCount "42"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. Bxc6 dxc6 6. Nxe5 Qe7 7. d4 Bd6 8. Bf4 Nf6 9. Nc3 0-0 10. h4 Bxe5 11. Bxe5 Rd8 12. h5 c5 13. h6 g6 14. f4 cxd4 15. f5 dxc3 16. Qf3 Qxe5 17. Qxc3 Bxf5 18. Kf2 Rd2+ 19. Kg1 Qc5+ 20. Kf1 Nxe4 21. Re1 Qf2# 0-1

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "2.9"]
[White "Grossjohann, Jan Niclas"]
[Black "Quang, Luu Vinh"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "902"]
[BlackElo "986"]
[PlyCount "59"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. d3 d6 5. Bg5 f6 6. Bh4 Nge7 7. Nc3 a6 8. Bc4 Be6 9. Qe2 b5 10. Bb3 Bxb3 11. axb3 Ng6 12. h3 Nxh4 13. Nd5 Nxf3+ 14. Qxf3 Nd4 15. Qd1 0-0 16. c3 Ne6 17. d4 exd4 18. b4 Ba7 19. Rxa6 dxc3 20. Nxc3 f5 21. Qd5 Qe8 22. exf5 Kh8 23. Nxb5 Nf4+ 24. Qe6 Nxe6 25. fxe6 Qxe6+ 26. Kf1 Rxf2+ 27. Kg1 Qe1+ 28. Kh2 Qe5+ 29. Kg1 Qxb2 30. Kh2 0-1

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "7.10"]
[White "Grossjohann, Jan Niclas"]
[Black "Sbach, Johann"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "902"]
[BlackElo "831"]
[PlyCount "49"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. d3 d6 6. Be3 0-0 7. h4 Bg4 8. Qe2 Nd4 9. Qd1 Bxf3 10. gxf3 c6 11. Rg1 d5 12. Bh6 dxc4 13. dxc4 Ne6 14. Na4 Qa5+ 15. c3 Rfd8 16. Qb3 Kf8 17. Nxc5 Nxc5 18. Bxg7+ Ke7 19. Qb4 Qxb4 20. cxb4 Nd3+ 21. Ke2 Nxb2 22. Rg5 Rg8 23. Rxe5+ Kd6 24. Bxf6 Nxc4 25. Rc5 1-0

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "4.10"]
[White "Kasel, Alexander"]
[Black "Grossjohann, Jan Niclas"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "967"]
[BlackElo "902"]
[PlyCount "82"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 d6 6. Nf3 Be6 7. Bxe6 fxe6 8. Na4 Qe7 9. Nxc5 dxc5 10. 0-0 0-0-0 11. Qe1 Nd4 12. Rf2 h5 13. Nxe5 h4 14. Ng6 Qf7 15. Nxh8 Rxh8 16. c3 Nc6 17. Rf3 e5 18. f5 g6 19. Bg5 Ng4 20. Bxh4 c4 21. dxc4 Qxc4 22. b3 Qf7 23. Qd1 Qh7 24. Rh3 b6 25. Bf6 Qf7 26. Rxh8+ Kb7 27. Bh4 gxf5 28. h3 Qg7 29. Rh5 Qg6 30. Rg5 Qh7 31. hxg4 fxg4 32. Rxg4 Qf7 33. Qf1 Qe6 34. Qf6 Qe8 35. Qg6 Qf8 36. b4 Ne7 37. Bxe7 Qxe7 38. b5 Qc5+ 39. Kh2 Qxb5 40. Qe6 Qe2 41. Qd5+ Ka6 1-0

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "3.10"]
[White "Schmidt, Alexander"]
[Black "Grossjohann, Jan Niclas"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1019"]
[BlackElo "902"]
[PlyCount "50"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 Be6 6. Nbd2 Qd7 7. c3 0-0-0 8. b4 Bb6 9. Qb3 f5 10. Bxe6 Nd4 11. Bxd7+ Rxd7 12. cxd4 Nf6 13. dxe5 fxe4 14. exf6 exf3 15. Nxf3 Re8+ 16. Kf1 gxf6 17. Kg1 Rde7 18. Bb2 Re2 19. Re1 h5 20. d4 c5 21. dxc5 dxc5 22. bxc5 Bxc5 23. Qc3 b6 24. Qxf6 Be7 25. Qc3+ Kb7 1-0

[Event "Mecklenburg VP-ch U12"]
[Site "Malchow"]
[Date "2010.02.??"]
[Round "6.10"]
[White "Stuppe, Hannes"]
[Black "Grossjohann, Jan Niclas"]
[Result "1-0"]
[ECO "C48"]
[BlackElo "902"]
[PlyCount "72"]
[EventDate "2010.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nf6 5. Nc3 d5 6. Bxc6+ bxc6 7. d3 d4 8. Na4 Bb4 9. Nxe5 Bg4 10. Nxg4 Nxg4 11. Qxg4 Bd6 12. Qxg7 Qh4 13. g3 Qe7 14. Qxh8+ Qf8 15. Qxf8+ Bxf8 16. Bf4 Rc8 17. Be5 c5 18. c3 dxc3 19. bxc3 h5 20. Bf6 a5 21. d4 cxd4 22. cxd4 h4 23. Bxh4 Bg7 24. e5 Kf8 25. Rfe1 Kg8 26. e6 fxe6 27. Rxe6 c5 28. dxc5 Bxa1 29. Bf6 Bxf6 30. Rxf6 Rd8 31. c6 Rd1+ 32. Kg2 Rc1 33. Nb6 Kg7 34. Rd6 Kf7 35. Kh3 Ke7 36. f4 Ke8 1-0

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.10"]
[Round "6.9"]
[White "Focke, Adrian"]
[Black "Grossjohann, Jan Niclas"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "796"]
[PlyCount "35"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. c3 Bxf3 6. gxf3 e5 7. dxe5 Qxd1+ 8. Kxd1 0-0-0+ 9. Ke1 Nxe5 10. Bg2 Nd3+ 11. Kf1 Nxc1 12. Bh3+ Kb8 13. Na3 Bxa3 14. Rxc1 Bxb2 15. Rc2 Rd1+ 16. Kg2 Rxh1 17. Re2 Rb1 18. Re8# 1-0

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.10"]
[Round "7.9"]
[White "Grossjohann, Jan Niclas"]
[Black "Brueser, Antonia"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "796"]
[BlackElo "805"]
[PlyCount "103"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. Bg5 0-0 5. e3 d6 6. Be2 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Bxf6 Bxf6 11. Bb5 Kh8 12. Bc4 g5 13. Bxf7 Bf5 14. Bb3 g4 15. e4 Bg6 16. Ne1 Rf8 17. Nd5 Bf7 18. Nxf6 Bxb3 19. cxb3 Rxf6 20. Nd3 Rg8 21. g3 Nd4 22. Nxe5 Ne2+ 23. Kh1 Re6 24. Nf7+ Kg7 25. Ng5 Rg6 26. Rae1 Nd4 27. Rd1 Nf3 28. Nxf3 gxf3 29. Rd7+ Kh8 30. Rxc7 h5 31. Rxb7 h4 32. Rxa7 hxg3 33. fxg3 Rf8 34. e5 f2 35. b4 Rf5 36. Ra8+ Kh7 37. Ra7+ Kh8 38. a4 Rc6 39. b5 Rc2 40. b6 Rxb2 41. b7 Rxe5 42. Ra8+ Kh7 43. b8R Rxb8 44. Rxb8 Re2 45. Rb7+ Kh8 46. Kg2 Ra2 47. Rf7 Rxa4 48. R1xf2 Ra8 49. R2f4 Rb8 50. Rg4 Rb2+ 51. Kh3 Rxh2+ 52. Kxh2 1/2-1/2

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.09"]
[Round "5.8"]
[White "Grossjohann, Jan Niclas"]
[Black "Schluckner, Paul Leopold"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "796"]
[BlackElo "898"]
[PlyCount "142"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bg5 Bg4 5. Bxf6 gxf6 6. e3 e6 7. Be2 Bb4 8. a3 Bxc3+ 9. bxc3 Bxf3 10. Bxf3 Ne7 11. 0-0 Qd6 12. Be2 0-0-0 13. c4 Kb8 14. c5 Qd7 15. Rb1 Ka8 16. Qd3 Rb8 17. Rb2 Qc6 18. Rfb1 h5 19. Qb3 b5 20. cxb6 Rxb6 21. Bb5 Qb7 22. a4 a5 23. g3 Rb8 24. c4 dxc4 25. Qxc4 c6 26. Qc5 cxb5 27. axb5 Qd5 28. Qxd5+ Nxd5 29. h4 Nc3 30. Rc1 Rc8 31. Kf1 Rc7 32. Ke1 Nd5 33. Rxc7 Nxc7 34. f3 Rxb5 35. Rxb5 Nxb5 36. g4 a4 37. gxh5 a3 38. h6 a2 39. h7 a1Q+ 40. Kf2 Qb2+ 41. Kg3 Nd6 42. h8Q+ Qb8 43. Qxf6 Ne4+ 44. Kg4 Nxf6+ 45. Kg5 Qh8 46. e4 Kb7 47. e5 Qg7+ 48. Kf4 Nh5+ 49. Ke3 Qg3 50. Ke4 Qf4+ 51. Kd3 Qxf3+ 52. Kc4 Qd5+ 53. Kd3 Qh1 54. Kc4 Qxh4 55. Kc5 Ng7 56. d5 Qe7+ 57. d6 Qd7 58. Kd4 Qa4+ 59. Ke3 Nf5+ 60. Kf3 Kc8 61. Kg2 Kd7 62. Kf3 Qd4 63. Ke2 Qxe5+ 64. Kf2 Kxd6 65. Kg2 Qg3+ 66. Kf1 Ke5 67. Ke2 Ke4 68. Kd2 Nd4 69. Kc1 Qf2 70. Kd1 f5 71. Kc1 Qc2# 0-1

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.09"]
[Round "4.7"]
[White "Kasel, Alexander"]
[Black "Grossjohann, Jan Niclas"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "835"]
[BlackElo "796"]
[PlyCount "41"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nc6 2. Bc4 Nf6 3. d3 e6 4. Nf3 d5 5. Bb3 dxe4 6. Bf4 exf3 7. Qxf3 Bb4+ 8. c3 Ba5 9. Na3 0-0 10. 0-0 e5 11. Be3 Qxd3 12. Rad1 Bg4 13. Qg3 Qe2 14. Rd2 Qa6 15. h3 Ne4 16. Qxg4 Nxd2 17. Bxd2 Rad8 18. Bh6 g6 19. Qf3 Rd7 20. Qf6 Ne7 21. Qg7# 1-0

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.07"]
[Round "3.4"]
[White "Grossjohann, Jan Niclas"]
[Black "Tsoumanis, Neoptolemos"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "796"]
[BlackElo "1003"]
[PlyCount "60"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Nf3 Bf5 4. Bg5 e6 5. Bxf6 Qxf6 6. e3 Bb4 7. Bb5+ c6 8. Be2 Nd7 9. 0-0 0-0-0 10. Bd3 Bg4 11. Be2 Bd6 12. Bd3 Bxf3 13. gxf3 Qg5+ 14. Kh1 Qh5 15. f4 Qh6 16. Qe2 g5 17. Ba6 Nb6 18. f3 gxf4 19. exf4 Bxf4 20. Rf2 Be3 21. Rff1 Bxd4 22. f4 Rde8 23. a4 bxa6 24. Qxa6+ Kb8 25. Ra3 Rhg8 26. Rb3 Rg7 27. a5 Reg8 28. Rxb6+ axb6 29. axb6 Rg1+ 30. Rxg1 Rxg1# 0-1

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.07"]
[Round "1.2"]
[White "Grossjohann, Jan Niclas"]
[Black "Wieting, Anton"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "796"]
[BlackElo "1036"]
[PlyCount "54"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. Nc3 Nf6 4. Nf3 Bf5 5. Nb5 Rc8 6. Nxc7+ Rxc7 7. Bxc7 Qxc7 8. e3 Nb4 9. Bd3 Bxd3 10. cxd3 Nc2+ 11. Kf1 Nxa1 12. Qxa1 e6 13. Ke2 Qc2+ 14. Nd2 Bb4 15. Rc1 Qxd2+ 16. Kf1 0-0 17. Rd1 Qc2 18. a3 Ng4 19. Kg1 Bd6 20. Rf1 Nxh2 21. Rc1 Qxd3 22. Rc3 Qf5 23. Qe1 Ng4 24. Rc2 Qxc2 25. Qf1 Rc8 26. g3 Bxg3 27. fxg3 Qh2# 0-1

[Event "Mecklenburg VP-ch U10"]
[Site "Malchow"]
[Date "2009.02.07"]
[Round "2.6"]
[White "Karrasch, Lars"]
[Black "Grossjohann, Jan Niclas"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "796"]
[PlyCount "66"]
[EventDate "2009.02.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nc6 2. Bc4 Nf6 3. d3 d5 4. Bb3 Be6 5. exd5 Nxd5 6. Bxd5 Bxd5 7. f3 e5 8. Nh3 Bb4+ 9. c3 Bc5 10. Bg5 f6 11. Bh4 Qd6 12. Bf2 Bxf2+ 13. Nxf2 0-0-0 14. 0-0 g5 15. c4 Be6 16. Nc3 h5 17. Nce4 Qd4 18. Rb1 f5 19. Nxg5 Qd6 20. Rc1 Rhg8 21. Ngh3 f4 22. c5 Qd4 23. b3 Bxh3 24. Rc4 Rxg2+ 25. Kh1 Qd5 26. Nxh3 Rxa2 27. Nf2 Na5 28. Re4 Rg8 29. d4 Nc6 30. Nd3 Rgg2 31. Rfe1 Rxh2+ 32. Kg1 Qg8+ 33. Kf1 Rh1# 0-1

