[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.05"]
[Round "7"]
[White "Gaertner, Alessandro"]
[Black "Drygala, Lars"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1970"]
[BlackElo "2067"]
[PlyCount "107"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 Nxc3 10. Bxc3 Bxd5 11. Re1 Be4 12. Ne5 Bxg2 13. Kxg2 Qc8 14. e4 Qb7 15. Kg1 b5 16. b3 Nc6 17. Nd3 Rfd8 18. d5 exd5 19. exd5 Rxd5 20. Qg4 Bf8 21. Nf4 Rd6 22. Rad1 Rad8 23. Rxd6 Rxd6 24. Re8 Nd4 25. Bxd4 Rxd4 26. Ne6 Rd1+ 27. Qxd1 fxe6 28. Qd7 Qf3 29. Qxe6+ Kh8 30. h4 c5 31. Qd6 Kg8 32. Qxc5 a6 33. a4 bxa4 34. bxa4 h6 35. Qc4+ Kh7 36. Qe4+ Qxe4 37. Rxe4 a5 38. Re5 Bb4 39. h5 Kg8 40. Kg2 Kf7 41. Kf3 Kf6 42. Rb5 Bc3 43. Ke4 Be1 44. g4 Bd2 45. f4 Ke6 46. Rb6+ Ke7 47. Ra6 Bc3 48. Kf5 Bd2 49. Kg6 Bc3 50. g5 hxg5 51. fxg5 Kd7 52. h6 gxh6 53. gxh6 Kc7 54. h7 1-0

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.04"]
[Round "5"]
[White "Sreyas, Payyappat"]
[Black "Gaertner, Alessandro"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2115"]
[BlackElo "1970"]
[PlyCount "107"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 g6 7. c5 Bg7 8. Bb5 Bd7 9. 0-0 0-0 10. Bxc6 Bxc6 11. b4 Ne4 12. Bb2 a5 13. a3 axb4 14. axb4 Qd7 15. Qb3 Nxc3 16. Qxc3 Qf5 17. Rfe1 e6 18. Ne5 Bb5 19. c6 bxc6 20. Nxc6 Bxc6 21. Qxc6 Rac8 22. Qa6 Rc2 23. Re2 Rxb2 24. Rxb2 Bxd4 25. Qa2 Bxb2 26. Qxb2 Rb8 27. b5 d4 28. b6 Qd5 29. Rd1 Qc6 30. Qxd4 Qxb6 31. Qf6 Qb3 32. Rc1 Qb6 33. Rd1 Qc7 34. h4 h5 35. g3 Rf8 36. g4 Qc5 37. g5 Qf5 38. Kh2 Qxf6 39. gxf6 Re8 40. Rd7 e5 41. Re7 Rd8 42. Rxe5 Rd6 43. Kg3 Rxf6 44. f4 Kg7 45. Ra5 Rc6 46. f5 Rc3+ 47. Kg2 Rc4 48. fxg6 fxg6 49. Kg3 Rc3+ 50. Kg2 Kf6 51. Ra6+ Kf5 52. Ra5+ Kg4 53. Ra4+ Kf5 54. Ra5+ 1/2-1/2

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.04"]
[Round "6"]
[White "Wilmink, Anna"]
[Black "Gaertner, Alessandro"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2048"]
[BlackElo "1970"]
[PlyCount "72"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 Re8+ 9. Ne2 h5 10. 0-0 h4 11. Nf4 Nd7 12. Qd1 Nf8 13. Bd2 g6 14. Qc2 f5 15. Rfe1 Ne6 16. Nxe6 Bxe6 17. Re2 Qf6 18. h3 f4 19. f3 Re7 20. Kh1 Rae8 21. Be1 Qg5 22. Re4 Kg7 23. Qf2 Rh8 24. Qf1 Bf5 25. Rxe7 Bxe7 26. Bd2 Bf6 27. b4 Rd8 28. Re1 Be6 29. Re4 Bxa2 30. Bxf4 Qh5 31. Bc4 Bxc4 32. Qxc4 Qd5 33. Qe2 a5 34. bxa5 Qxa5 35. Qb2 c5 36. Be5 cxd4 1/2-1/2

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.03"]
[Round "4"]
[White "Gaertner, Alessandro"]
[Black "Celik, Abdullah1"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1970"]
[BlackElo "2032"]
[PlyCount "121"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 d6 5. Bg2 Nd7 6. d3 Ne7 7. Nf3 0-0 8. 0-0 h6 9. Rb1 f5 10. Ne1 c6 11. Nc2 g5 12. f4 Ng6 13. e3 Nf6 14. Ba3 Rf7 15. Qe2 Rg7 16. Kh1 Kh7 17. Rbe1 e4 18. Nd4 g4 19. dxe4 fxe4 20. Rd1 a6 21. Qc2 c5 22. Nb3 Qe7 23. Qd2 Ne8 24. Qd5 Rb8 25. Bxe4 b6 26. Qd3 Nf6 27. Bg2 Bb7 28. Rfe1 Ne4 29. Kg1 Re8 30. Nd2 Nf8 31. Nxe4 Bxe4 32. Bxe4+ Qxe4 33. Qxe4+ Rxe4 34. Rxd6 Rg6 35. Rd8 Kg7 36. Kf2 Rxc4 37. e4 Ra4 38. Bb2 Rxa2 39. Re2 c4 40. e5 Rc6 41. f5 Rc5 42. Ke1 Rb5 43. Rdd2 Nh7 44. f6+ Kg6 45. Rd7 Ng5 46. Rg7+ Kh5 47. Rxg5+ Kxg5 48. f7 Raxb2 49. f8Q Rxe2+ 50. Kxe2 Rxe5+ 51. Kd2 Rf5 52. Qd8+ Rf6 53. Qd5+ Kg6 54. Qxc4 b5 55. Qxg4+ Kf7 56. Kd3 Re6 57. Qf5+ Ke7 58. h4 Rd6+ 59. Kc2 Rf6 60. Qe5+ Re6 61. Qg7+ 1-0

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.03"]
[Round "3"]
[White "Gaertner, Alessandro"]
[Black "Schiller, Jan Hendrik"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1970"]
[BlackElo "1952"]
[PlyCount "176"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Be7 5. b3 0-0 6. Bb2 b6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Bc4 Qd8 10. 0-0 Bb7 11. Rc1 c5 12. Qe2 Nc6 13. Rfd1 Bf6 14. Ba3 Re8 15. d4 cxd4 16. exd4 Be7 17. Bb2 Bd6 18. a3 Qe7 19. b4 a5 20. b5 Nb8 21. Qe3 Nd7 22. a4 Rac8 23. Re1 Rc7 24. Bb3 Nf6 25. Rxc7 Bxc7 26. Ne5 Bd5 27. Bc2 Rc8 28. Qe2 Bd6 29. Qd3 Qc7 30. Bb1 Bb4 31. Rf1 Be4 32. Qe2 Bxb1 33. Rxb1 Qc2 34. Qxc2 Rxc2 35. Bc1 Nd5 36. Be3 f6 37. Nc6 Bd6 38. h3 Kf7 39. Na7 Ke7 40. Nc6+ Kd7 41. Ra1 Nxe3 42. fxe3 Bg3 43. e4 Rd2 44. Kf1 h5 45. e5 f5 46. Rc1 Rf2+ 47. Kg1 Ra2 48. Kf1 Rxa4 49. Ke2 Ra2+ 50. Kf3 h4 51. Nb8+ Ke7 52. Rc7+ Kf8 53. Nd7+ Kg8 54. Rc8+ Kf7 55. Nxb6 Rb2 56. Rc5 Ke8 57. Nc4 Rb3+ 58. Ke2 a4 59. b6 Kd7 60. Rc7+ Kd8 61. Ra7 Rb4 62. Kd3 Bf2 63. Ra8+ Kd7 64. Ra7+ Kd8 65. Nd6 Rxb6 66. Rxa4 Rb3+ 67. Kc4 Rg3 68. Kc5 Rc3+ 69. Nc4 Rd3 70. Na5 Kc7 71. Rb4 Be1 72. Rb3 Rd1 73. Nc4 Bf2 74. Kb5 Bxd4 75. Rf3 Rb1+ 76. Ka4 Kc6 77. Na3 Rg1 78. Rf4 Bxe5 79. Rxh4 Rxg2 80. Nc4 Bf6 81. Rh8 Kc5 82. Ne3 Rg3 83. Nc2 f4 84. Rc8+ Kd5 85. Nb4+ Ke4 86. Rc4+ Kf5 87. Rc2 Rxh3 88. Rf2 g5 0-1

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.02"]
[Round "1"]
[White "Gaertner, Alessandro"]
[Black "Polster, Christian"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1970"]
[BlackElo "2261"]
[PlyCount "150"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. b3 0-0 6. Bb2 c5 7. cxd5 exd5 8. Bd3 Nc6 9. 0-0 Bg4 10. h3 Bh5 11. Ne2 d4 12. Nf4 Bg6 13. Nxg6 hxg6 14. Bb5 dxe3 15. dxe3 Qb6 16. Qe2 a6 17. Bxc6 Qxc6 18. Rfd1 b5 19. Rac1 Rad8 20. Rxd8 Rxd8 21. Rd1 Rc8 22. Rc1 Qd5 23. Qd2 Qf5 24. Qa5 Qe6 25. Qc3 Bf8 26. Qe5 Qxe5 27. Bxe5 Nd5 28. Kf1 f6 29. Bb2 Nb4 30. a4 Nd3 31. Rc2 Nxb2 32. Rxb2 c4 33. axb5 c3 34. Rc2 axb5 35. Nd4 b4 36. Ke2 Ra8 37. Kd3 Ra1 38. Nf3 Rd1+ 39. Kc4 g5 40. Re2 Kf7 41. Rc2 Be7 42. Re2 g6 43. Rc2 Kg7 44. Re2 Kh6 45. e4 Kg7 46. Rc2 Bd6 47. Re2 Bf4 48. Rc2 Rd2 49. Ne1 Bd6 50. f3 Kf7 51. Rc1 Ra2 52. Nd3 Ra8 53. Rc2 Rc8+ 54. Kd5 Be7 55. Kd4 Ke6 56. f4 Rd8+ 57. Ke3 f5 58. g4 Rh8 59. exf5+ gxf5 60. gxf5+ Kxf5 61. fxg5 Bxg5+ 62. Kd4 Rh4+ 63. Kd5 Bd2 64. Kc5 Ke4 65. Nxb4 Rh5+ 66. Kc4 Rh8 67. Nd3 Ke3 68. Nc5 Rh4+ 69. Kd5 Ke2 70. Na4 Kd3 71. Ra2 Rh5+ 72. Kc6 c2 73. Nb2+ Kd4 74. Nc4 Rc5+ 75. Kb6 Rxc4 0-1

[Event "Lower Saxony-ch"]
[Site "Verden an der Aller"]
[Date "2025.01.02"]
[Round "2"]
[White "Meiwes, Thore"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2120"]
[BlackElo "1970"]
[PlyCount "173"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB02_2025"]
[SourceDate "2025.01.08"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 a5 11. Be3 f5 12. g4 Nf6 13. Nd3 b6 14. a3 h6 15. h4 Bd7 16. b3 Qc8 17. Nf2 f4 18. Bd2 Nh7 19. Nd3 Qd8 20. Be1 Kh8 21. Kg2 Ng8 22. Rh1 Rf7 23. Bf2 Qe7 24. b4 Raf8 25. Kg1 Ngf6 26. Bf1 Kg8 27. c5 bxc5 28. bxc5 h5 29. g5 Ng4 30. fxg4 hxg4 31. cxd6 cxd6 32. Be1 Bc8 33. Nb5 g3 34. Qf3 Ba6 35. a4 Rb8 36. Bh3 Nf8 37. Kg2 Bb7 38. Nc3 Qc7 39. Rc1 Qb6 40. Nb5 Re8 41. Nc3 Rc7 42. Bd2 Ba6 43. Nb5 Bxb5 44. axb5 Rxc1 45. Rxc1 Qxb5 46. Ne1 a4 47. Qf1 Qb2 48. Rc2 Qd4 49. Qe2 Rb8 50. Nf3 Qa7 51. Bc1 a3 52. Ra2 Rb3 53. Qc2 Qb6 54. Rxa3 Rb1 55. Ra2 Qb4 56. Ba3 Qb5 57. Qe2 Qb6 58. Rb2 Rxb2 59. Bxb2 Qa7 60. Nd2 Nd7 61. Be6+ Kf8 62. Bxd7 Qxd7 63. Ba3 Kf7 64. Nc4 Bf8 65. h5 Be7 66. h6 Kg8 67. Qd1 Qa7 68. Qc2 f3+ 69. Kxf3 Bxg5 70. Bxd6 Qg1 71. Bxe5 g2 72. Qxg2 Qd1+ 73. Kg3 Qd3+ 74. Kh2 Qxc4 75. Qxg5 Qe2+ 76. Qg2 Qh5+ 77. Kg1 Qd1+ 78. Kf2 Kh7 79. Bf4 Qc2+ 80. Kg3 Qc3+ 81. Qf3 Qe1+ 82. Kg4 Qg1+ 83. Qg3 Qd1+ 84. Kg5 Qe2 85. Be3 Qc2 86. Kf6 Qb2+ 87. Qe5 1-0

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.08"]
[Round "7"]
[White "Kiesel, Lara"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1701"]
[BlackElo "1414"]
[PlyCount "95"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 7. Bc4 Bf5 8. Qf4 e6 9. 0-0 Be7 10. d3 0-0 11. Bd2 Qc5 12. b4 Qd6 13. Qxd6 Bxd6 14. a4 Rc8 15. b5 cxb5 16. axb5 Nd7 17. Nh4 Bg4 18. h3 Be7 19. hxg4 Bxh4 20. g5 h6 21. f4 hxg5 22. fxg5 Ne5 23. Bb3 Bg3 24. Ra4 Ng6 25. Rfa1 Be5 26. d4 Bb8 27. Bb4 b6 28. d5 Be5 29. R1a2 Nf4 30. dxe6 fxe6 31. Kf1 Rd8 32. Rxa7 Rd1+ 33. Kf2 Bd4+ 34. Kf3 Rf1+ 35. Ke4 Rd8 36. Ra8 Rxa8 37. Rxa8+ Kf7 38. Kxd4 Ne2+ 39. Ke3 Nf4 40. Rf8+ Kg6 41. Rxf4 Rg1 42. Kf2 Rb1 43. Rd4 Kxg5 44. Rd6 Kf5 45. Rxb6 Ke5 46. Rxe6+ Kd4 47. Rd6+ Ke4 48. b6 1-0

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "5"]
[White "Busse, Lukas Oliver"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1661"]
[BlackElo "1414"]
[PlyCount "60"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. Qg4 Kf8 7. Nf3 Ne7 8. Bd3 a5 9. Bg5 Qb6 10. Bxe7+ Bxe7 11. b3 Bd7 12. Nbd2 Na6 13. 0-0 Nc5 14. Be2 Rc8 15. Qd4 Qd8 16. Rad1 b5 17. h4 Nb7 18. Bd3 f6 19. Qf4 Qe8 20. g4 Qf7 21. Ng5 fxg5 22. Qe3 Nc5 23. f4 Ne4 24. Nxe4 dxe4 25. Qxe4 Bc5+ 26. Kh2 gxh4 27. Qb7 Qe8 28. f5 exf5 29. Bxf5 Qxe5+ 30. Kh3 Qg3# 0-1

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "6"]
[White "Gaertner, Alessandro"]
[Black "Wander, Dennis"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1414"]
[BlackElo "1596"]
[PlyCount "139"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 0-0 6. e3 Nbd7 7. Be2 dxc4 8. Bxc4 c5 9. 0-0 Nb6 10. Bb3 Nbd5 11. Nxd5 exd5 12. dxc5 Be6 13. h3 Rc8 14. Bd6 Bxd6 15. cxd6 Qxd6 16. Qd4 a6 17. Rfd1 Rfd8 18. Rac1 Qd7 19. Ne5 Qe7 20. Nf3 h6 21. Qe5 Nd7 22. Qh5 Nf6 23. Qe5 Rc5 24. Rxc5 Qxc5 25. Nd4 Qd6 26. Qxd6 Rxd6 27. f3 Bd7 28. Ne2 Bb5 29. Nf4 g5 30. Nxd5 Nxd5 31. Rxd5 Rxd5 32. Bxd5 b6 33. Kf2 Kg7 34. f4 f5 35. Bf3 a5 36. Be2 Bc6 37. Bd3 Kf6 38. g3 Bb7 39. Ke1 Bg2 40. h4 gxh4 41. gxh4 Bd5 42. a3 Kg6 43. Be2 Bg2 44. Kf2 Bc6 45. Bf3 Bb5 46. e4 fxe4 47. Bxe4+ Kf6 48. Ke3 Bd7 49. Kd4 Be6 50. b4 axb4 51. axb4 Bd7 52. Kd5 Ke7 53. Ke5 Be8 54. Bd5 Bd7 55. f5 Ba4 56. f6+ Kf8 57. Kf5 Bd1 58. Kg6 h5 59. Kf5 Bg4+ 60. Ke5 Be2 61. Kf5 Bg4+ 62. Kg5 Be2 63. Be4 b5 64. Bg6 Bc4 65. Bxh5 Kg8 66. Bg6 Be2 67. h5 Bc4 68. h6 Bd5 69. h7+ Kh8 70. f7 1-0

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "4"]
[White "Gaertner, Alessandro"]
[Black "Korb, Ruben"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "1414"]
[BlackElo "1767"]
[PlyCount "119"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. 0-0 0-0 6. d4 Nbd7 7. Nc3 e5 8. Re1 Rb8 9. d5 Nh5 10. e4 Nb6 11. Nd2 f5 12. exf5 Qf6 13. Bf3 Bxf5 14. g4 e4 15. Be2 Qh4 16. gxh5 Be5 17. Nf1 Bh3 18. Ng3 Rxf2 19. Ncxe4 Bxg3 20. hxg3 Qxe4 21. Bf3 Qxf3 22. Qxf3 Rxf3 23. Kh2 Bd7 24. hxg6 hxg6 25. Kg2 Rbf8 26. Bf4 Rd3 27. Re7 Re8 28. Rxe8+ Bxe8 29. Rc1 Bd7 30. Kf2 Rd4 31. b3 Re4 32. Kf3 Re8 33. c5 Nxd5 34. cxd6 Nxf4 35. Rxc7 Nd3 36. Kg2 Bc6+ 37. Kh3 Rd8 38. Kg4 Rxd6 39. Kg5 Rd7 40. Rc8+ Kg7 41. a3 a6 42. g4 Ne1 43. Kh4 Nc2 44. a4 Nd4 45. b4 Bxa4 46. Rc4 Bc6 47. Rc1 b6 48. Kg5 Rf7 49. Kh4 Bb5 50. Rh1 Nc6 51. Rb1 Rf4 52. Kg5 Rxb4 53. Rd1 Rd4 54. Re1 Rd7 55. Re6 Rd5+ 56. Kh4 Kf7 57. Re1 Bc4 58. Rc1 b5 59. Ra1 a5 60. Rc1 0-1

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "3"]
[White "Rudi, Jonathan"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1745"]
[BlackElo "1414"]
[PlyCount "96"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Nf3 Nc6 7. h3 e6 8. a3 Bd6 9. Bxd6 Qxd6 10. Bd3 0-0 11. 0-0 Re8 12. Re1 Qf4 13. Ne2 Qd6 14. Ng3 b5 15. c3 Bd7 16. Ne5 Rad8 17. Re3 Qf8 18. Qf3 h6 19. Rae1 Re7 20. Nh5 Nxh5 21. Qxh5 Nxe5 22. dxe5 Be8 23. Qg4 Red7 24. Qd4 Rc8 25. Qb6 Ra8 26. Rd1 Qe7 27. f4 Qd8 28. Qd4 Rc8 29. f5 Rc4 30. Bxc4 dxc4 31. fxe6 fxe6 32. Qxd7 Bxd7 33. Rd6 Qe8 34. Re2 Bc6 35. Rd4 Qg6 36. Rf4 Qg3 37. Rd4 Bd5 38. Rdd2 Kh7 39. Rxd5 exd5 40. e6 Qd3 41. Kf1 Kg6 42. e7 Qxe2+ 43. Kxe2 Kf7 44. Ke3 Kxe7 45. g3 Ke6 46. Kf4 Kf6 47. h4 h5 48. g4 g6 0-1

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "2"]
[White "Gaertner, Alessandro"]
[Black "Aden, Dagmar"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1414"]
[BlackElo "1779"]
[PlyCount "45"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. 0-0 0-0 6. Nc3 c6 7. Rb1 Bf5 8. d3 Na6 9. b4 d5 10. Nh4 Be6 11. b5 Nc5 12. Ba3 Nh5 13. Nxd5 cxd5 14. Bxc5 dxc4 15. Bxb7 Rb8 16. Bc6 Bd4 17. Ba3 cxd3 18. Qxd3 Bb6 19. Qf3 Nf6 20. Rfd1 Qc7 21. Qg2 Rfd8 22. Rdc1 Rd2 23. Rb2 1/2-1/2

[Event "Verden op-B"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "1"]
[White "Scholz, Tom"]
[Black "Gaertner, Alessandro"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1722"]
[BlackElo "1414"]
[PlyCount "97"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. c3 Bg4 7. Bf4 Qb6 8. Qb3 Qxb3 9. axb3 Bxf3 10. gxf3 g6 11. Na3 Bg7 12. Bb5 Rc8 13. Nc2 a6 14. Bd3 Nh5 15. Bd2 0-0 16. 0-0 Rfe8 17. b4 e5 18. Be3 f5 19. b5 axb5 20. Bxb5 f4 21. Bd2 exd4 22. Nxd4 Re7 23. Nxc6 bxc6 24. Ba6 Ra8 25. Bd3 Rea7 26. Rxa7 Rxa7 27. Rb1 Ra2 28. Kf1 Kf7 29. Ke2 Ke6 30. Kd1 Be5 31. Kc2 c5 32. Bf1 c4 33. Re1 Kd6 34. Bc1 Ng7 35. Rd1 Ke6 36. Kb1 Ra7 37. Re1 g5 38. h4 h6 39. hxg5 hxg5 40. Bh3+ Nf5 41. Rh1 Kf6 42. Rd1 Ra5 43. Kc2 Ne7 44. Bd7 Ra7 45. Bg4 Ra6 46. Rh1 Kg6 47. Bh5+ Kf6 48. Bg4 Kg6 49. Bh5+ 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.29"]
[Round "9"]
[White "Gaertner, Alessandro"]
[Black "Uyar, Levin"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1332"]
[BlackElo "1048"]
[PlyCount "104"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nc3 c6 4. e3 Bf5 5. f3 e6 6. g4 Bg6 7. h4 h6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Nge2 Qc7 11. Bxd6 Qxd6 12. 0-0-0 Nbd7 13. g5 Ng8 14. f4 Ne7 15. Rdg1 h5 16. Nb1 0-0-0 17. Nd2 Rdg8 18. Ng3 g6 19. Rf1 Nf5 20. Rh3 f6 21. gxf6 Nxf6 22. Nf3 Ng4 23. Nxf5 exf5 24. Ne5 Qe6 25. Qa3 Kb8 26. Rg3 Rc8 27. c3 Rc7 28. Kd2 Rg8 29. Ke2 Rgc8 30. b4 Nxe5 31. fxe5 Rg8 32. Rf4 Rgc8 33. Qc1 Rg8 34. Kf3 b6 35. Qd2 c5 36. bxc5 bxc5 37. Rg1 Rgg7 38. dxc5 Qxe5 39. Rb1+ Rb7 40. Rfb4 Ka8 41. c6 Rxb4 42. Rxb4 Rc7 43. Qe2 Rxc6 44. Qb5 Rb6 45. Qc5 Kb7 46. Rd4 Qe6 47. a4 a6 48. Rxd5 Qe4+ 49. Ke2 Rb2+ 50. Rd2 Qg2+ 51. Kd3 Rxd2+ 52. Kc4 Qc6 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.28"]
[Round "8"]
[White "Wieser, Rouven"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B79"]
[WhiteElo "1295"]
[BlackElo "1332"]
[PlyCount "60"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Qa5 9. f3 d6 10. Qd2 Bd7 11. 0-0-0 Rfc8 12. h4 Nxd4 13. Bxd4 h5 14. Rhe1 Bc6 15. Kb1 Rd8 16. Qe2 e6 17. g4 Rac8 18. gxh5 Nxh5 19. Bxg7 Kxg7 20. Qe3 Qc5 21. Qxc5 dxc5 22. Rxd8 Rxd8 23. Kc1 b5 24. a4 a6 25. Kb1 Nf4 26. Rg1 Rd4 27. Rg4 e5 28. axb5 axb5 29. Ka2 c4 30. Bxc4 Rxc4 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.27"]
[Round "7"]
[White "Gaertner, Alessandro"]
[Black "Wolff, Calvin"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1332"]
[BlackElo "1368"]
[PlyCount "57"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 0-0 6. e3 b6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. a3 Bd6 10. Bxd6 Qxd6 11. Bd3 Bb7 12. Bxh7+ Kxh7 13. Ng5+ Kh6 14. Qg4 e5 15. Qh4+ Kg6 16. g4 exd4 17. f4 f5 18. Qh5+ Kf6 19. Rg1 Ke7 20. Nh7 Re8 21. gxf5 Kd8 22. 0-0-0 Qc5+ 23. Kb1 Be4+ 24. Ka1 d3 25. Rxg7 Qc2 26. Nf6 Rf8 27. Nxe4 Kc8 28. Nc3 Na6 29. Qf3 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "5"]
[White "Gaertner, Alessandro"]
[Black "Weber, Nikita"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "1332"]
[BlackElo "1352"]
[PlyCount "119"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 h6 5. Bh4 e6 6. e3 Be7 7. Nf3 Nbd7 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. 0-0 0-0 12. a3 a5 13. Qe2 Nb6 14. Ne5 Nfd7 15. Bxe7 Qxe7 16. f4 Nxe5 17. fxe5 f6 18. Ne4 fxe5 19. dxe5 c5 20. Qg4 Bxe4 21. Qxe4 Rf5 22. g4 Qg5 23. Rxf5 exf5 24. Qxf5 Qxf5 25. gxf5 c4 26. Bc2 Kf7 27. Rd1 Ke7 28. Rd6 Nd7 29. Re6+ Kf7 30. Be4 Rd8 31. Bf3 b4 32. Bh5+ Kf8 33. f6 Nc5 34. Re7 gxf6 35. exf6 Nd7 36. axb4 axb4 37. e4 b3 38. e5 c3 39. Rh7 Kg8 40. Re7 Kf8 41. bxc3 b2 42. Bg6 Nc5 43. Rh7 b1Q+ 44. Bxb1 Rd1+ 45. Kg2 Rxb1 46. Rc7 Ne6 47. Re7 Nf4+ 48. Kf2 Ng6 49. Rh7 Nxe5 50. Kg2 Ng4 51. h3 Nxf6 52. Rxh6 Kg7 53. Rh4 Rc1 54. c4 Nd7 55. Re4 Nb6 56. c5 Rxc5 57. Rg4+ Kh6 58. Rd4 Nd5 59. Kf3 Rc3+ 60. Ke4 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "6"]
[White "Jahnz, Laurin"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1546"]
[BlackElo "1332"]
[PlyCount "77"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Ne2 g6 7. 0-0 Bf5 8. Ng3 e6 9. Re1 Bxd3 10. Qxd3 Bg7 11. Nd2 0-0 12. Nf3 a6 13. a4 Rc8 14. h4 h5 15. Bg5 Na5 16. Ne5 Nc4 17. Ra2 Qc7 18. Qf3 Nxe5 19. dxe5 Ng4 20. Bf6 Nxe5 21. Rxe5 Qxe5 22. Bxe5 Bxe5 23. Qe3 Bg7 24. Qb6 Rfd8 25. Ra1 d4 26. cxd4 Bxd4 27. Qxb7 Rb8 28. Qxa6 Rxb2 29. Rf1 Bc5 30. Ne4 Be7 31. Ng5 Rbd2 32. Qb7 R2d7 33. Qf3 Bc5 34. a5 Ba7 35. Ne4 Rd4 36. Ng5 R4d7 37. a6 Rd6 38. Qxf7+ Kh8 39. Qh7# 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.25"]
[Round "4"]
[White "Burkart, Lloyd Shang"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1569"]
[BlackElo "1332"]
[PlyCount "120"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 c6 6. Qc2 0-0 7. 0-0 Re8 8. Nbd2 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 Qc7 13. Rd1 Rd8 14. Bf4 Bd6 15. Ne5 Qe7 16. a3 a5 17. Rd2 Bd7 18. Rad1 Re8 19. h4 h6 20. Bf3 Rad8 21. Rd3 Rc8 22. Qd2 b5 23. c5 Bxe5 24. Bxe5 Nd5 25. Qxa5 b4 26. Bxd5 exd5 27. Qxb4 f6 28. Bd6 Qe4 29. Re3 Qg4 30. Rde1 Re4 31. Rxe4 dxe4 32. Qc4+ Be6 33. Qe2 Qh3 34. f3 Bd5 35. fxe4 Re8 36. Qf1 Qe6 37. exd5 Qxe1 38. Qxe1 Rxe1+ 39. Kf2 Rb1 40. dxc6 Rxb2+ 41. Ke1 Rb1+ 42. Ke2 Rb2+ 43. Ke3 Rb3+ 44. Ke4 Rxa3 45. Bb8 Ra1 46. c7 Re1+ 47. Kd5 Re8 48. Kc6 g5 49. Kd7 Kf7 50. c8Q Rxc8 51. Kxc8 f5 52. hxg5 hxg5 53. d5 Kg6 54. d6 f4 55. gxf4 gxf4 56. d7 f3 57. Bg3 f2 58. Bxf2 Kf7 59. d8Q Ke6 60. Qd6+ Kf5 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.24"]
[Round "3"]
[White "Gaertner, Alessandro"]
[Black "Bangert, Jonas"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1332"]
[BlackElo "1541"]
[PlyCount "61"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. e3 Nc6 5. d4 d5 6. cxd5 exd5 7. h3 h5 8. Nf3 Bf5 9. Bd2 a6 10. Rc1 cxd4 11. exd4 Bd6 12. Bg2 0-0 13. 0-0 Re8 14. Bg5 Be7 15. Ne5 Be6 16. f4 Qb6 17. Nxc6 bxc6 18. Na4 Qb4 19. a3 Qb5 20. Qc2 Rac8 21. b4 a5 22. Nc5 Nd7 23. Nxe6 fxe6 24. Qg6 Bf6 25. Bxf6 Nxf6 26. g4 Qe2 27. Rfe1 Qd2 28. g5 Qxd4+ 29. Kh1 Qxf4 30. Rf1 Qg3 31. Rf3 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "1"]
[White "Gaertner, Alessandro"]
[Black "Muendoerfer, Sebastian"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1332"]
[BlackElo "1176"]
[PlyCount "65"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. e3 Bg7 6. Nge2 0-0 7. 0-0 Ne5 8. d3 d6 9. b3 Nc6 10. Bb2 Bd7 11. d4 Rb8 12. a4 b6 13. Bxc6 Bxc6 14. d5 Bd7 15. Ra2 Bh3 16. Re1 Bg4 17. Kg2 Qd7 18. f3 Bh3+ 19. Kg1 g5 20. e4 h6 21. Nc1 e5 22. dxe6 fxe6 23. e5 Ne8 24. exd6 Bd4+ 25. Kh1 g4 26. Ne4 Nf6 27. Bxd4 Nxe4 28. Rxe4 Rxf3 29. Bf2 Qc6 30. Qe1 Rc3 31. Rae2 Rf8 32. Kg1 a5 33. Qxc3 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "2"]
[White "Helms, Finn"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1972"]
[BlackElo "1332"]
[PlyCount "57"]
[EventDate "2021.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nge7 10. g3 d5 11. exd5 Nb4 12. Bd3 Nxd3+ 13. cxd3 Bf5 14. Qa4+ b5 15. Qb4 Rd8 16. 0-0 Bxd3 17. Re1 f6 18. Be3 Nxd5 19. Nxd5 Rxd5 20. Rac1 Qf7 21. Rc8+ Rd8 22. Rec1 Bc4 23. Rxd8+ Kxd8 24. b3 Be6 25. Qd6+ Qd7 26. Qb8+ Qc8 27. Rxc8+ Bxc8 28. Qd6+ Bd7 29. Bb6+ 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.31"]
[Round "7"]
[White "Gaertner, Alessandro"]
[Black "Mueller, Maximilian3"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1251"]
[BlackElo "1691"]
[PlyCount "63"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 c6 5. Qd2 Bg7 6. e3 0-0 7. Ne5 Nbd7 8. h4 Nh5 9. Bh2 Nxe5 10. Bxe5 f6 11. Bh2 f5 12. Be2 Nf6 13. Bf4 Qe8 14. f3 Nd7 15. h5 e5 16. dxe5 Nxe5 17. hxg6 hxg6 18. 0-0-0 Qe7 19. Bh6 Be6 20. Qd4 Nd7 21. Bxg7 Qxg7 22. Rh2 Qxd4 23. exd4 Kg7 24. Rdh1 Rh8 25. Kd2 Rxh2 26. Rxh2 Rh8 27. Rxh8 Kxh8 28. Ke3 Kg7 29. g3 Kf6 30. Nd1 Nb6 31. b3 g5 32. Nb2 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "5"]
[White "Gaertner, Alessandro"]
[Black "Mueller, Mitja"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1251"]
[BlackElo "1360"]
[PlyCount "107"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. Na3 c4 7. Qc1 Bf5 8. Be2 e6 9. Nc2 Be7 10. 0-0 0-0 11. Nd2 Qa5 12. f3 b5 13. a3 Qb6 14. Re1 Bxc2 15. Qxc2 e5 16. Bg3 Rfe8 17. Bf2 Bd6 18. Qf5 Ne7 19. Qh3 Ng6 20. g3 Rad8 21. Bf1 e4 22. fxe4 Nxe4 23. Nxe4 Rxe4 24. Bg2 Ree8 25. Bxd5 Bxg3 26. Bxf7+ Kxf7 27. Bxg3 Kg8 28. Re2 Re7 29. Rf1 Rde8 30. Qf5 Qe6 31. Qxe6+ Rxe6 32. Rfe1 Ne7 33. e4 Nf5 34. d5 Nxg3 35. hxg3 Re5 36. d6 Kf7 37. Rd2 Ke6 38. Rd4 Rd8 39. Red1 Kd7 40. a4 a6 41. Kf2 Rf8+ 42. Ke3 g5 43. axb5 axb5 44. Ra1 g4 45. Ra7+ Kc6 46. Rc7+ Kb6 47. Rxh7 Re6 48. Re7 Ref6 49. e5 Rf3+ 50. Ke4 Kc6 51. d7 Rf1 52. d8N+ Kc5 53. Ne6+ Kc6 54. Rd6# 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "6"]
[White "Toth, Luca"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1680"]
[BlackElo "1251"]
[PlyCount "70"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Ne2 Bf5 10. c3 0-0 11. Bf4 b5 12. Bxb8 Rfxb8 13. Bb3 a5 14. Ng3 Bg6 15. Kd2 b4 16. f4 bxc3+ 17. bxc3 Bd6 18. f5 Bxg3 19. fxg6 Bf4+ 20. Kd3 hxg6 21. g3 Bh6 22. Ba4 Rb6 23. c4 Rd8 24. Rab1 Ra6 25. Rb7 Re8 26. Rc7 Rb6 27. Rxc6 Rb2 28. d5 Rd2+ 29. Kc3 Rxa2 30. Bb5 Be3 31. d6 Ba7 32. Kb3 Rd2 33. Kc3 Ree2 34. Rc8+ Kh7 35. d7 Bd4+ 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.29"]
[Round "4"]
[White "Schwarz, David"]
[Black "Gaertner, Alessandro"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1200"]
[BlackElo "1251"]
[PlyCount "86"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 7. Bc4 Bf5 8. Qf4 e6 9. Nd4 Be7 10. 0-0 0-0 11. Re1 Bf6 12. Nxf5 Qxf5 13. Qxf5 exf5 14. c3 Nd7 15. d4 Rfe8 16. Bd2 Nb6 17. Bd3 g6 18. f4 Kf8 19. Kf2 Rxe1 20. Rxe1 Re8 21. Kf3 Rxe1 22. Bxe1 Bd8 23. b3 Ke8 24. c4 Be7 25. c5 Nd5 26. Bc4 Kd7 27. Bxd5 cxd5 28. b4 Kc6 29. a4 a6 30. Kg3 Bd8 31. Kf3 Kd7 32. b5 Ke6 33. h3 axb5 34. axb5 h6 35. g4 fxg4+ 36. hxg4 f5 37. b6 Kd7 38. gxf5 gxf5 39. Kg3 Bf6 40. Bf2 Kc6 41. Kh3 Kb5 42. Kg2 Kc6 43. Kh3 Kd7 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "3"]
[White "Gaertner, Alessandro"]
[Black "Haubold, Sebastian Marcel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1251"]
[BlackElo "1769"]
[PlyCount "118"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d6 6. Be2 Nc6 7. 0-0 Nd7 8. Bh2 e5 9. c3 e4 10. Nfd2 f5 11. Bc4+ Kh8 12. b4 Nf6 13. a4 Ne7 14. Qb3 g5 15. Na3 Ng6 16. Rae1 d5 17. Be2 f4 18. Kh1 f3 19. gxf3 Bxh3 20. Rg1 exf3 21. Bxf3 g4 22. Bg2 Bxg2+ 23. Rxg2 Nh4 24. Rg3 Nh5 25. Rxg4 Rxf2 26. Nab1 Qf6 27. Qxd5 Rxh2+ 28. Kxh2 Qf2+ 29. Kh3 Qxe1 30. Qxh5 Qh1+ 31. Kg3 Qg2+ 32. Kxh4 Bf6+ 33. Rg5 Rg8 34. Nf3 Bxg5+ 35. Nxg5 Qh1+ 36. Kg4 Qxb1 37. Qh2 Qd1+ 38. Kh4 Qe1+ 39. Kg4 Rxg5+ 40. Kxg5 Qxe3+ 41. Qf4 Qxf4+ 42. Kxf4 Kg7 43. a5 a6 44. c4 c6 45. d5 cxd5 46. c5 Kf6 47. b5 Ke6 48. c6 Kd6 49. cxb7 Kc7 50. bxa6 h5 51. Kf3 h4 52. Kg4 d4 53. Kxh4 d3 54. Kg3 d2 55. Kf2 d1Q 56. Ke3 Qe1+ 57. Kd4 Qxa5 58. b8Q+ Kxb8 59. a7+ Kxa7 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "2"]
[White "Payyappat, Sayas"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2144"]
[BlackElo "1251"]
[PlyCount "107"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. d4 Bd6 7. Bd3 Nbd7 8. Bg5 h6 9. Ne4 Bb8 10. Bh4 g5 11. Bg3 Nxe4 12. Bxe4 f5 13. Bxb8 fxe4 14. Be5 Rf8 15. Nd2 Nxe5 16. dxe5 Qd4 17. 0-0 Qxe5 18. Re1 Ke7 19. Nxe4 b6 20. Qd3 Bb7 21. Rad1 Rad8 22. Nd6 Rxd6 23. Rxe5 Rxd3 24. Rxd3 c5 25. f3 Bc6 26. c4 Rf5 27. Rxf5 exf5 28. Ra3 Kd6 29. Rxa7 Bd7 30. Kf2 f4 31. Rb7 Kc6 32. Rb8 Bf5 33. Rh8 Bd3 34. Rxh6+ Kb7 35. b3 Bb1 36. a3 Ba2 37. b4 cxb4 38. axb4 Bxc4 39. Rg6 Ka6 40. Rxg5 Bd3 41. h4 Kb7 42. h5 Kc6 43. h6 Kd6 44. Rb5 Kc6 45. Re5 Kd6 46. Re4 Kd5 47. h7 Bxe4 48. fxe4+ Kc4 49. h8Q Kxb4 50. Qb2+ Kc5 51. Qe5+ Kc4 52. Ke2 b5 53. Kd2 b4 54. Qd5# 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.27"]
[Round "1"]
[White "Gaertner, Alessandro"]
[Black "Krueger, Arthur"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1251"]
[BlackElo "1704"]
[PlyCount "43"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. h3 c5 7. e3 Na6 8. a3 Qb6 9. Qd2 Bf5 10. Nh4 Bd7 11. g4 cxd4 12. exd4 e5 13. Be3 Nxg4 14. Nd5 Qb3 15. hxg4 exd4 16. Ne7+ Kh8 17. Bxd4 Rfe8 18. Nhxg6+ fxg6 19. Bxg7+ Kxg7 20. Qd4+ Kf7 21. Rxh7+ Ke6 22. Qd5+ 1-0

[Event "GER-chT School WK 4"]
[Site "Playchess.com INT"]
[Date "2020.06.16"]
[Round "4.2"]
[White "Gaertner, Alessandro"]
[Black "Middendorf, Sven Jonas"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1620"]
[BlackElo "1620"]
[PlyCount "113"]
[EventDate "2020.06.16"]
[EventType "team-swiss (blitz)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hannover Schillerstr Gymn"]
[BlackTeam "Nauen Leon Da Vinci"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. Nf3 c6 7. cxd5 cxd5 8. Bd3 Nc6 9. a3 Bd6 10. Bc2 h6 11. Bh4 Re8 12. Qd3 g6 13. Nb5 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nd4 g5 17. Bg3 Bxd4 18. Qxd4 Ne4 19. Rd1 Nxg3 20. hxg3 Qa5+ 21. Ke2 Bg4+ 22. Qxg4 Qb5+ 23. Bd3 Qxb2+ 24. Rd2 Qxa3 25. Rxh6 Re5 26. Qd4 Rae8 27. Rh8+ Kxh8 28. f4 gxf4 29. gxf4 f6 30. fxe5 Rxe5 31. Qh4+ Kg7 32. Qh7+ Kf8 33. Rc2 Re8 34. Qh8+ Ke7 35. Rc7+ Kd8 36. Rc8+ Kxc8 37. Qxe8+ Kc7 38. Qf7+ Kc6 39. Qxf6+ Kc7 40. Qf7+ Kc6 41. Qe8+ Kc7 42. Qb5 Qa2+ 43. Kf3 a6 44. Qc5+ Kb8 45. Bf5 Qc4 46. Qxc4 dxc4 47. g4 Kc7 48. g5 Kd8 49. g6 Ke7 50. Be4 Kf6 51. Bxb7 a5 52. Be4 c3 53. Ke2 a4 54. Bc2 a3 55. Bb3 Kxg6 56. Ba2 c2 57. Kd2 1-0

[Event "GER-chT School WK 4"]
[Site "Playchess.com INT"]
[Date "2020.06.16"]
[Round "2.2"]
[White "Gaertner, Alessandro"]
[Black "Wald, Fiete"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1620"]
[BlackElo "1720"]
[PlyCount "31"]
[EventDate "2020.06.16"]
[EventType "team-swiss (blitz)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hannover Schillerstr Gymn"]
[BlackTeam "Dresden Nexoe Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 Nbd7 7. Bd3 c5 8. d5 h6 9. Bh4 g5 10. Bg3 Nh5 11. Bc2 Qb6 12. Qd3 Nhf6 13. Rb1 Qc7 14. h4 g4 15. Nd2 Nh5 16. Qh7# 1-0

[Event "GER-chT School WK 4"]
[Site "Playchess.com INT"]
[Date "2020.06.16"]
[Round "1.2"]
[White "Stadelmann, Constantin"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1697"]
[BlackElo "1620"]
[PlyCount "112"]
[EventDate "2020.06.16"]
[EventType "team-swiss (blitz)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Weimar Schiller Gymn"]
[BlackTeam "Hannover Schillerstr Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 c6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. f4 h6 6. g4 cxd4 7. cxd4 Qb6 8. Nf3 Bxg4 9. Be3 Bxf3 10. Qxf3 Nxd4 11. Qf2 Nc2+ 12. Kd1 Nxe3+ 13. Kc1 Rc8+ 14. Nc3 a6 15. Bh3 Rc7 16. Re1 Nc4 17. Qxb6 Nxb6 18. Rd1 e6 19. f5 Bb4 20. Rd3 Bxc3 21. Rxc3 Rxc3+ 22. bxc3 Kd7 23. Rb1 Kc7 24. fxe6 fxe6 25. Bxe6 Ne7 26. Bf5 Nxf5 27. Rb4 a5 28. Rb5 Ne3 29. e6 Nec4 30. Rc5+ Kd6 31. Rb5 Re8 32. Kc2 Rxe6 33. Kd3 Re3+ 34. Kd4 Re4+ 35. Kd3 Nd7 36. a4 Nc5+ 37. Kc2 Na3+ 38. Kb2 Nxb5 39. axb5 d4 40. cxd4 Rxd4 41. Kc3 Rb4 42. h3 Rxb5 43. Kc4 Rb4+ 44. Kc3 Rh4 45. Kc2 Rxh3 46. Kd2 g5 47. Ke2 g4 48. Kf2 h5 49. Kg2 Ne4 50. Kg1 Ke5 51. Kg2 Kf4 52. Kf1 Ke3 53. Kg1 a4 54. Kg2 Rg3+ 55. Kh2 Kf2 56. Kh1 Rh3# 0-1

[Event "GER-chT School WK 4"]
[Site "Playchess.com INT"]
[Date "2020.06.16"]
[Round "5.2"]
[White "Trenz, Finn"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1721"]
[BlackElo "1620"]
[PlyCount "84"]
[EventDate "2020.06.16"]
[EventType "team-swiss (blitz)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Ingelheim Muenster Gymn"]
[BlackTeam "Hannover Schillerstr Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Nc3 Bg4 6. Bb5 e6 7. h3 Bh5 8. 0-0 Bd6 9. Bg5 Nge7 10. Re1 0-0 11. a3 a6 12. Bxc6 bxc6 13. Qd3 Qc7 14. Ne5 f6 15. g4 Be8 16. Bf4 fxe5 17. Bxe5 Bxe5 18. Rxe5 Ng6 19. Re3 Nf4 20. Qd2 Bg6 21. Rae1 Rae8 22. Ne2 Nxe2+ 23. Qxe2 Qf4 24. Rxe6 Rxe6 25. Qxe6+ Kh8 26. Qe2 Be4 27. b4 Qf3 28. Qxf3 Rxf3 29. a4 Rxh3 30. f3 Rxf3 31. b5 cxb5 32. axb5 axb5 33. Ra1 h6 34. c3 Rxc3 35. g5 hxg5 36. Ra5 b4 37. Rb5 b3 38. Rb8+ Kh7 39. Kf2 Rc2+ 40. Ke1 b2 41. Kd1 Rc1+ 42. Kd2 b1N+ 0-1

[Event "GER-chT School WK 4"]
[Site "Playchess.com INT"]
[Date "2020.06.16"]
[Round "3.2"]
[White "Zielke, Ansgar"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1858"]
[BlackElo "1620"]
[PlyCount "87"]
[EventDate "2020.06.16"]
[EventType "team-swiss (blitz)"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Berlin Kollwith Gymn"]
[BlackTeam "Hannover Schillerstr Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 Nc6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nbd2 e6 7. c3 Bd6 8. Bg5 h6 9. Bh4 g5 10. Bg3 Bxg3 11. fxg3 Qd6 12. Kf2 Ne4+ 13. Nxe4 dxe4 14. g4 Bg6 15. Nd2 0-0 16. g3 f5 17. Kg2 fxg4 18. hxg4 Rf6 19. Be2 Raf8 20. Rf1 Ne7 21. Qc2 Nd5 22. Nc4 Qe7 23. Qd2 c5 24. Ne5 Bh7 25. Rxf6 Rxf6 26. Rf1 Rxf1 27. Bxf1 cxd4 28. cxd4 Qe8 29. Bc4 h5 30. Bxd5 exd5 31. Qf2 hxg4 32. Nxg4 Qe6 33. Ne5 Bf5 34. Qe2 g4 35. Qb5 Qe7 36. Qxd5+ Kf8 37. Qc5 Qxc5 38. dxc5 Be6 39. a4 Bd5 40. Kf2 Kg8 41. Ke2 Kg7 42. Nxg4 Kh7 43. Nf6+ Kh8 44. Nxd5 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "6.2"]
[White "Gaertner, Alessandro"]
[Black "Conrad, Marius"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1251"]
[BlackElo "1411"]
[PlyCount "42"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bemerode"]
[BlackTeam "Magdeburg Schachzwerge"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Be2 Be7 7. 0-0 0-0 8. b3 b6 9. Bb2 Bb7 10. Re1 Re8 11. a3 a6 12. Qc2 dxc4 13. bxc4 cxd4 14. Rad1 Bc5 15. Na4 e5 16. exd4 exd4 17. Qb1 Qd6 18. Qa1 Rad8 19. Nxc5 bxc5 20. Qb1 Ne5 21. Nxe5 Qxe5 0-1

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "7.2"]
[White "Gaertner, Alessandro"]
[Black "Haubold, Christian Lucas"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1251"]
[BlackElo "1471"]
[PlyCount "123"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bemerode"]
[BlackTeam "Stassfurt Einheit"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bf4 0-0 5. e3 d6 6. h3 Nc6 7. Nf3 Nd7 8. Bh2 e5 9. d5 Ne7 10. e4 f5 11. Bd3 Nf6 12. Qc2 fxe4 13. Nxe4 Bf5 14. 0-0-0 a5 15. g4 Nxg4 16. hxg4 Bxg4 17. Neg5 Bxf3 18. Ne6 Bxd1 19. Qxd1 Qc8 20. Nxf8 Qxf8 21. Bg3 Bh6+ 22. Kb1 Qg7 23. Qg4 Rd8 24. Qe6+ Kf8 25. Bh4 Re8 26. Bf6 Qf7 27. Qxf7+ Kxf7 28. Bxe7 Rxe7 29. Rxh6 Kg7 30. Rh3 Rf7 31. f3 Rf4 32. Kc2 h6 33. Rg3 g5 34. Be4 Rh4 35. a3 Rh2+ 36. Kc3 Rf2 37. b4 axb4+ 38. axb4 Ra2 39. Kb3 Ra1 40. c5 Rc1 41. cxd6 cxd6 42. Rg2 Kf6 43. Rh2 Kg7 44. Rc2 Rxc2 45. Kxc2 Kf6 46. Kd2 h5 47. Ke2 Ke7 48. Kf2 Kd7 49. Kg3 Kc7 50. Bg6 h4+ 51. Kg4 Kb6 52. Bd3 Ka7 53. Bf5 Kb6 54. Kxg5 Kb5 55. Kxh4 Kxb4 56. Kg5 Kc5 57. Be4 b5 58. Kf5 b4 59. f4 exf4 60. Kxf4 b3 61. Kf5 Kd4 62. Kf4 1/2-1/2

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "4.2"]
[White "Bartels, Jona Henrik"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1211"]
[BlackElo "1251"]
[PlyCount "70"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Moenchengladbach"]
[BlackTeam "Bemerode"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. Nf3 e6 7. Bf4 Bd6 8. Qd2 0-0 9. Nc3 a6 10. 0-0 Re8 11. Rfe1 h6 12. a3 Qc7 13. Ne2 Bd7 14. Bxh6 gxh6 15. Qxh6 Ne4 16. Bxe4 dxe4 17. Ng5 Bc8 18. Nc3 f5 19. f3 Qg7 20. Qxg7+ Kxg7 21. d5 Nd4 22. Rac1 exf3 23. Nxf3 Nxf3+ 24. gxf3 Bg3 25. Re2 e5 26. Kg2 Bh4 27. f4 e4 28. Rd1 Rg8 29. Kh2 Bd7 30. d6 Kf7 31. Re3 Bf2 32. Re2 e3 33. Nd5 Rae8 34. c4 Rg3 35. Rd3 Rh8 0-1

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "5.1"]
[White "Torosyan, Bagrat"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1613"]
[BlackElo "1251"]
[PlyCount "79"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Bemerode"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Nf3 Bd6 7. Bd3 h6 8. c3 0-0 9. 0-0 Nbd7 10. Qe2 Qc7 11. Re1 Re8 12. Ne5 b6 13. Nxd7 Bxd7 14. Bc2 Re7 15. Qd3 Bxg3 16. fxg3 Ree8 17. Bf4 Qd8 18. Be5 g6 19. h3 Nh7 20. Qe3 g5 21. Qd3 f5 22. g4 Rf8 23. gxf5 exf5 24. Bb3+ Rf7 25. Bxf7+ Kxf7 26. Qc4+ Kg6 27. Qb4 Nf8 28. Qd6+ Ne6 29. Rf1 Qe8 30. Rae1 Qf7 31. h4 Rd8 32. Qa3 Be8 33. Qb3 Qe7 34. Qc2 Qf7 35. h5+ Kxh5 36. Rxf5 Qd7 37. Qe2+ Kg6 38. Qe4 Kh5 39. g4+ Kg6 40. Rf8# 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.06"]
[Round "11.3"]
[White "Gaertner, Alessandro"]
[Black "Sass, Arved"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1483"]
[BlackElo "969"]
[PlyCount "51"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bd2 Bd6 5. e3 Nbd7 6. Nf3 b6 7. Be2 Ba6 8. b3 Qe7 9. 0-0 Ne4 10. cxd5 Bxe2 11. Qxe2 exd5 12. Nxd5 Qe6 13. Nc3 Bb4 14. Nxe4 Bxd2 15. Nexd2 0-0-0 16. Rac1 Kb8 17. Qc4 Qd6 18. Ne4 Qg6 19. Qxc7+ Ka8 20. Nd6 Rb8 21. Qxd7 Rhd8 22. Qxf7 Qxd6 23. Rc7 Qa3 24. Ne5 Rd6 25. Qf3+ Rb7 26. Qxb7# 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.06"]
[Round "10.3"]
[White "Reiche, Johan Fabio"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "859"]
[BlackElo "1483"]
[PlyCount "128"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. c3 Bd7 5. Nd2 e6 6. f4 Be7 7. Ngf3 h6 8. 0-0 0-0 9. Ne5 a6 10. Qc2 b5 11. Rf3 b4 12. Rh3 Qc8 13. Rb1 a5 14. a4 Qe8 15. b3 Qd8 16. Ndf3 Qb8 17. Bd2 Qb7 18. Nxc6 Qxc6 19. Ne5 Qb7 20. Be1 c5 21. Bh4 Rfc8 22. Nxd7 Qxd7 23. Rb2 c4 24. bxc4 dxc4 25. Bxf6 b3 26. Qe2 cxd3 27. Qxd3 Bxf6 28. e4 Qxa4 29. e5 Be7 30. Qb1 Ba3 31. Rxb3 Bf8 32. Qc2 Rc4 33. Rd3 Rac8 34. Qb2 Qc6 35. Rb6 Qe4 36. Rf3 Qe1+ 37. Rf1 Qxc3 38. Qxc3 Rxc3 39. Ra6 Bb4 40. h3 Rc1 41. Rxc1 Rxc1+ 42. Kh2 Rd1 43. Kg3 Rxd4 44. Ra8+ Kh7 45. Kf3 Rd3+ 46. Ke2 Ra3 47. Kf2 a4 48. g3 Ra2+ 49. Kf3 a3 50. Kg4 Rf2 51. Rxa3 Bxa3 52. Kh5 Be7 53. h4 g6+ 54. Kg4 h5+ 55. Kh3 f5 56. g4 hxg4+ 57. Kg3 Rf3+ 58. Kg2 Bxh4 59. Kh2 Rh3+ 60. Kg2 Bg3 61. Kg1 Rh2 62. Kf1 Bxf4 63. Kg1 g3 64. Kf1 Be3 0-1

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "9.3"]
[White "Gaertner, Alessandro"]
[Black "Reccius, Jacob"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1483"]
[BlackElo "1063"]
[PlyCount "121"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 Be7 4. Nf3 d5 5. Bf4 Nc6 6. e3 0-0 7. h3 a6 8. a3 h6 9. Be2 Re8 10. 0-0 Bd7 11. c5 b6 12. b4 Ne4 13. Nxe4 dxe4 14. Nd2 f5 15. Bh5 Rf8 16. Bg6 Bg5 17. Bh2 Qf6 18. Bh5 Rac8 19. Nc4 g6 20. Be2 Qd8 21. Ne5 Nxe5 22. Bxe5 b5 23. Rc1 Bc6 24. Qd2 Bf6 25. Bxf6 Qxf6 26. Bd1 Rcd8 27. Bb3 Bd5 28. Qa2 c6 29. a4 bxa4 30. Bxd5 exd5 31. Qxa4 Ra8 32. Rc2 Rf7 33. Ra2 Rfa7 34. Rfa1 a5 35. bxa5 Rxa5 36. Qxa5 Rxa5 37. Rxa5 h5 38. Ra7 f4 39. Rc7 Qd8 40. Rxc6 Qe8 41. Rd6 fxe3 42. fxe3 Qf7 43. Rf1 Qb7 44. Rxg6+ Kh7 45. Rgf6 Qb3 46. Re1 Qc3 47. Re2 Qd3 48. Kf2 Kg7 49. Rf5 Qa6 50. Rxd5 Qf6+ 51. Kg1 Qa6 52. Rd7+ Kf8 53. Rf2+ Ke8 54. Rd6 Qa1+ 55. Kh2 Ke7 56. Rd5 Qe1 57. Re5+ Kd7 58. Rf7+ Kc6 59. Rxh5 Qxe3 60. Rf6+ Kb5 61. c6+ 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "7.3"]
[White "Gallmeier, Henri"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "774"]
[BlackElo "1483"]
[PlyCount "132"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bg5 h6 4. Bh4 Nc6 5. Nf3 Nf6 6. e3 a6 7. Bd3 Bxd3 8. Qxd3 e6 9. a3 Be7 10. 0-0 0-0 11. h3 b5 12. Rfe1 b4 13. axb4 Bxb4 14. Rxa6 Rxa6 15. Qxa6 Bxc3 16. Qxc6 Bxe1 17. Nxe1 g5 18. Bg3 Ne8 19. Be5 Nd6 20. Nd3 f6 21. Bg3 Rf7 22. f3 Qd7 23. Qc5 Nf5 24. Bf2 Qd6 25. Qa5 Qc6 26. Nb4 Qc4 27. c3 Qe2 28. Qa8+ Kg7 29. Qa1 Nxe3 30. Qc1 Qd1+ 31. Qxd1 Nxd1 32. Bg3 Nxb2 33. Na6 Na4 34. Be1 f5 35. Nb8 Nb6 36. Nc6 Nc4 37. Nd8 Re7 38. Nc6 Rd7 39. Nb8 Rd6 40. Bg3 f4 41. Be1 Kf7 42. g4 Ke8 43. h4 Kd8 44. hxg5 hxg5 45. Kf2 Kc8 46. Ke2 Kxb8 47. Kd3 Rb6 48. Ke2 Rb2+ 49. Kf1 Ne3+ 50. Kg1 Rg2+ 51. Kh1 Re2 52. Kg1 Rxe1+ 53. Kh2 Nxg4+ 54. fxg4 Re3 55. Kg2 Rg3+ 56. Kf2 Rxg4 57. Kf3 Rg3+ 58. Kf2 g4 59. Kf1 Rxc3 60. Ke2 Ra3 61. Kf2 Ra2+ 62. Kg1 f3 63. Kf1 Re2 64. Kg1 g3 65. Kf1 c6 66. Kg1 Re1# 0-1

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "8.3"]
[White "Martin, Dominik"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1078"]
[BlackElo "1483"]
[PlyCount "146"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Be3 0-0 8. Bd3 Re8 9. 0-0 Bg4 10. Re1 Nd7 11. Be2 Qc7 12. g3 a6 13. Qd3 Rac8 14. Rac1 Qb8 15. a3 a5 16. c4 Qa8 17. Ra1 Qb8 18. b3 Re7 19. c5 Bc7 20. b4 Rd8 21. Rec1 Bxf3 22. Bxf3 Ne5 23. Qe2 Nxf3+ 24. Qxf3 Qc8 25. Rd1 Rd5 26. Rac1 Qe6 27. Re1 Rf5 28. Qe2 Qb3 29. Ra1 axb4 30. axb4 Rd5 31. Reb1 Qc3 32. Ra8+ Rd8 33. Rxd8+ Bxd8 34. Qb2 Qc4 35. Rc1 Qd5 36. b5 Rd7 37. bxc6 Qxc6 38. Rb1 h6 39. Qb5 Kh7 40. Qxc6 bxc6 41. Kg2 g5 42. f3 Kg6 43. Rf1 f5 44. f4 f6 45. h3 h5 46. h4 Re7 47. Kf2 Re4 48. Ra1 Bc7 49. Kg2 Rxe3 50. Ra7 Bd8 51. Rd7 Ba5 52. Ra7 Bc3 53. Ra4 gxh4 54. gxh4 Re4 55. Kf3 Rxd4 56. Rxd4 Bxd4 57. Ke2 Bxc5 58. Kd3 Bf2 59. Kc4 Bxh4 60. Kc5 Bg3 61. Kxc6 h4 62. Kd5 h3 63. Kd4 Bxf4 64. Kd3 h2 65. Kc4 h1Q 66. Kc5 Qe4 67. Kb5 Bd6 68. Kb6 Qd5 69. Ka6 Qb3 70. Ka5 Qb4+ 71. Ka6 f4 72. Ka7 Qb5 73. Ka8 Qb8# 0-1

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "5.3"]
[White "Gaertner, Alessandro"]
[Black "Kettner, Peer"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1483"]
[PlyCount "75"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 e6 4. Nf3 Nf6 5. Bf4 Bb4 6. Bd2 Bd7 7. a3 Bxc3 8. Bxc3 Qe7 9. e3 Ne4 10. Qc2 0-0-0 11. c5 Nb8 12. b4 Qe8 13. Bd3 Ba4 14. Qb2 Qc6 15. Ne5 Qe8 16. f3 Nxc3 17. Qxc3 f6 18. Ng4 g6 19. Rb1 f5 20. Ne5 Nd7 21. Nxd7 Qxd7 22. 0-0 c6 23. Rb2 Bb5 24. Rfb1 Bxd3 25. Qxd3 Qe7 26. f4 h6 27. a4 g5 28. b5 Kc7 29. b6+ axb6 30. Rxb6 Rb8 31. a5 gxf4 32. exf4 Rhg8 33. a6 Qg7 34. Rxb7+ Rxb7 35. Rxb7+ Kc8 36. Rxg7 Rxg7 37. Qe3 Kb8 38. Qe5+ 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "6.2"]
[White "Gaertner, Alessandro"]
[Black "Struebel, Tobias"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1483"]
[BlackElo "1332"]
[PlyCount "164"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. e3 Nc6 4. Be2 Bg4 5. h3 Bh5 6. Bd2 Bxf3 7. Bxf3 cxd4 8. 0-0 dxe3 9. Bxe3 e6 10. a3 Bd6 11. Nc3 Nge7 12. Ne2 Rc8 13. b4 Bc7 14. c3 Qd6 15. Bf4 e5 16. Bh2 Qd7 17. Nc1 e4 18. Bxc7 Rxc7 19. Be2 f5 20. Nb3 b6 21. Nd4 Nxd4 22. Qxd4 Nc6 23. Bh5+ Kd8 24. Qd2 g6 25. Be2 Kc8 26. Rfd1 Rd8 27. Ba6+ Kb8 28. b5 Ne5 29. Rab1 Nc4 30. Qa2 Qe7 31. a4 e3 32. Rd3 e2 33. Re1 Re8 34. Rxd5 Nd6 35. Rd3 f4 36. Qd2 Nc4 37. Qxf4 Rf8 38. Qd4 Rc5 39. f3 Qe5 40. Qd7 Na5 41. Qd4 Nb3 42. Qxe5+ Rxe5 43. c4 Nc5 44. Rd2 Rfe8 45. Kf2 Rf8 46. Kg3 Rfe8 47. h4 Nxa4 48. Kh2 Nc3 49. Rd3 Re3 50. Rd2 Na4 51. Kg1 Nc5 52. Kf2 Nd3+ 53. Rxd3 Rxd3 54. f4 Rd4 55. g3 Rxc4 56. Rxe2 Rxe2+ 57. Kxe2 Rc3 58. Kf2 Kc7 59. Kg2 Rb3 60. Kh3 Kd6 61. Kg4 h6 62. Bb7 Rxb5 63. Bc8 g5 64. fxg5 hxg5 65. hxg5 Re5 66. Bf5 Ke7 67. Bb1 b5 68. g6 Kf6 69. Kf4 Rg5 70. Bd3 b4 71. g4 b3 72. Ke3 a5 73. Kd2 Rxg4 74. Kc1 a4 75. Kb2 Rxg6 76. Bb5 Rg4 77. Bd7 Rd4 78. Bb5 Ke5 79. Be8 Ke4 80. Bg6+ Ke3 81. Bb1 Kd2 82. Bg6 Rc4 0-1

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "4.1"]
[White "Kieselbach, Jannik"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1515"]
[BlackElo "1483"]
[PlyCount "147"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. c3 Bd7 5. Nd2 e6 6. e4 dxe4 7. Nxe4 Nxe4 8. Bxe4 Bd6 9. Nf3 h6 10. 0-0 Qf6 11. Be3 0-0-0 12. Nd2 Rdg8 13. f4 Qe7 14. Nc4 f5 15. Bf3 g5 16. Qd2 g4 17. Bd1 a6 18. Ne5 Be8 19. Bc2 Qd8 20. Bb3 Qf6 21. Rae1 Bxe5 22. fxe5 Qe7 23. Bxh6 Bf7 24. Bf4 Qd7 25. Rd1 Ne7 26. c4 c6 27. Ba4 Rh5 28. Rc1 Rg6 29. Rfd1 Bg8 30. Bb3 Bf7 31. d5 exd5 32. cxd5 Nxd5 33. Bxd5 Bxd5 34. Qxd5 Qxd5 35. Rxd5 Re6 36. Rd6 Rxd6 37. exd6 Kd7 38. Re1 Rh7 39. Re7+ Rxe7 40. dxe7 Kxe7 41. Be5 Ke6 42. Bc3 c5 43. Kf2 f4 44. h3 Kf5 45. hxg4+ Kxg4 46. Ke2 Kg3 47. Be5 Kg4 48. Kd3 Kf5 49. Bc7 b5 50. Kc3 Ke4 51. Kb3 Kd3 52. Bxf4 c4+ 53. Kb4 Kc2 54. b3 c3 55. Be5 Kb2 56. Bxc3+ Kxa2 57. g4 a5+ 58. Kxa5 Kxb3 59. Bf6 b4 60. g5 Kc4 61. g6 Kd5 62. g7 b3 63. g8Q+ Ke4 64. Qe6+ Kf3 65. Qxb3+ Kf4 66. Qd5 Kg4 67. Qe4+ Kh3 68. Qg6 Kh2 69. Kb4 Kh3 70. Kc4 Kh2 71. Qg4 Kh1 72. Bd4 Kh2 73. Kd3 Kh1 74. Qg1# 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "1.2"]
[White "Gaertner, Alessandro"]
[Black "Giere, Flynn"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1483"]
[BlackElo "752"]
[PlyCount "111"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 Nf6 5. Nc3 0-0 6. e3 d5 7. Bd3 dxc4 8. Bxc4 Nc6 9. Nf3 h6 10. 0-0 Ng4 11. h3 Nf6 12. Rad1 a5 13. e4 Re8 14. Rfe1 a4 15. a3 e5 16. dxe5 Qxd2 17. Rxd2 Nxe5 18. Nxe5 Rxe5 19. Rd8+ Re8 20. Rxe8+ Nxe8 21. Bb5 Nd6 22. Bxa4 Be6 23. Bb5 Nxb5 24. Nxb5 c6 25. Nc7 Ra4 26. Nxe6 fxe6 27. f4 c5 28. Kf2 c4 29. Re3 Ra5 30. Rc3 Rc5 31. b3 b5 32. bxc4 bxc4 33. Ke3 Rc8 34. Kd4 h5 35. Rxc4 Rxc4+ 36. Kxc4 h4 37. a4 Kf7 38. a5 Ke8 39. a6 Kd7 40. a7 Kc6 41. a8Q+ Kd6 42. Qa6+ Ke7 43. Qb7+ Kf6 44. Qc7 Kg6 45. Qe7 Kh7 46. Qg5 Kg8 47. f5 exf5 48. exf5 Kh7 49. Qg6+ Kh8 50. f6 gxf6 51. Qxf6+ Kh7 52. Kd5 Kg8 53. Qe7 Kh8 54. Ke6 Kg8 55. Kf6 Kh8 56. Qg7# 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "3.2"]
[White "Gaertner, Alessandro"]
[Black "Tacke, Laura"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1483"]
[BlackElo "800"]
[PlyCount "65"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bd2 Nc6 6. e3 Bd7 7. a3 Ba5 8. b4 Bb6 9. c5 Bxc5 10. bxc5 0-0 11. Bd3 Qe7 12. 0-0 e5 13. Bc2 e4 14. Ne1 Bg4 15. Nxd5 Qd7 16. Nxf6+ gxf6 17. f3 exf3 18. Nxf3 Qe6 19. h3 Bh5 20. Qe1 Rfd8 21. Qg3+ Kf8 22. Bxh7 Rd5 23. e4 Rd7 24. d5 Qe5 25. Nxe5 Nxe5 26. Rxf6 Nc4 27. Bh6+ Ke7 28. Raf1 Nd2 29. d6+ cxd6 30. cxd6+ Rxd6 31. Qxd6+ Ke8 32. Re6+ fxe6 33. Rf8# 1-0

[Event "Hannover Region-ch U12"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "2.2"]
[White "Schmitt, Hendrik"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "949"]
[BlackElo "1483"]
[PlyCount "98"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c3 Nf6 5. Bd3 Bxd3 6. Qxd3 a6 7. h3 Be7 8. Nf3 Nbd7 9. 0-0 0-0 10. Re1 Ne4 11. Nbd2 Ndf6 12. Be5 c5 13. Bxf6 Nxf6 14. e4 c4 15. Qc2 b5 16. e5 Nd7 17. b3 Rb8 18. Rab1 Qc7 19. bxc4 bxc4 20. Rxb8 Rxb8 21. Rb1 Rb5 22. a4 Rb6 23. a5 Rb5 24. Rxb5 axb5 25. Qa2 Qa7 26. Ne1 Bd8 27. a6 Nb8 28. Nc2 Qxa6 29. Qxa6 Nxa6 30. Nb4 Nxb4 31. cxb4 Be7 32. Nf1 Bxb4 33. Ne3 Bd2 34. Kf1 Bxe3 35. fxe3 Kf8 36. Ke2 Ke7 37. Kd2 b4 38. Kc2 Kd7 39. Kb2 Kc6 40. g4 Kb5 41. Kc2 g5 42. Kb2 Ka4 43. Ka2 b3+ 44. Kb2 Kb4 45. Kb1 Ka3 46. Ka1 b2+ 47. Kb1 Kb3 48. h4 c3 49. hxg5 c2# 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.07"]
[Round "7"]
[White "Gaertner, Alessandro"]
[Black "Michelitsch, Mario"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1383"]
[BlackElo "1432"]
[PlyCount "65"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 Bf5 4. e3 h6 5. h3 e6 6. Be2 Bd6 7. Bxd6 Qxd6 8. 0-0 Nc6 9. Bd3 Ne4 10. c3 0-0 11. Qc2 Bh7 12. Nbd2 f5 13. a3 a6 14. c4 Ne7 15. c5 Qd8 16. Ne5 Ng6 17. Ndf3 Nxe5 18. Nxe5 Nf6 19. b4 Nd7 20. Nxd7 Qxd7 21. a4 c6 22. Rfb1 Rfb8 23. Qe2 Qc7 24. f4 Kf8 25. g3 Bg8 26. h4 g6 27. Rb2 Re8 28. Qf3 Re7 29. Raa2 Rae8 30. Rh2 Rh7 31. Rag2 Ree7 32. g4 Reg7 33. Kf2 1/2-1/2

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.06"]
[Round "5"]
[White "Gogacz, Pawel"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1584"]
[BlackElo "1383"]
[PlyCount "100"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. f4 f6 10. Bd4 fxe5 11. Bxe5 Bxe5 12. fxe5 Nh6 13. Bc4 Nf5 14. Qd3 Qa5 15. 0-0-0 Qxe5 16. Rde1 Qd6 17. Qe4 Qd4 18. Qxd4 Nxd4 19. Ne4 d5 20. Nd6+ Kd7 21. Nxc8 Raxc8 22. Bd3 Rhf8 23. h4 c5 24. c3 c4 25. Bb1 Nf5 26. h5 Ng3 27. Rh3 Nxh5 28. g4 Nf6 29. Bc2 Rf7 30. Bd1 Rcf8 31. Rhe3 Ng8 32. Re5 Kd6 33. Re6+ Kc7 34. R1e5 Rd8 35. b3 Rd6 36. bxc4 dxc4 37. Rc5+ Kd7 38. Re4 Rf1 39. Rd4 Rxd4 40. cxd4 Rf2 41. a4 Nf6 42. Rxc4 h5 43. gxh5 gxh5 44. Rb4 h4 45. Bc2 h3 46. Rb7+ Ke6 47. Bb3+ Kf5 48. Rxe7 Rf1+ 49. Kd2 h2 50. Bc2+ Kf4 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.06"]
[Round "6"]
[White "Reichelt, Lena"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1634"]
[BlackElo "1383"]
[PlyCount "107"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 Be7 6. Qb3 Nc6 7. a3 Rb8 8. cxd5 exd5 9. Bb5 Qd6 10. Ne5 Bd7 11. f4 0-0 12. 0-0 a6 13. Bd3 Na5 14. Qc2 h6 15. b4 Nc6 16. Bd2 b5 17. Rac1 Rb6 18. h3 h5 19. Be1 Rc8 20. Bg3 Bf8 21. Ne2 Qe6 22. f5 Qe8 23. Bf4 Bd6 24. Qb2 Nh7 25. Rf3 h4 26. Rcf1 Kf8 27. Bh2 Kg8 28. Nc1 Ne7 29. Nb3 f6 30. Nxd7 Qxd7 31. Bxd6 cxd6 32. Rf4 Rbc6 33. Rxh4 Rc3 34. Bb1 Rxe3 35. Rf3 Rxf3 36. gxf3 Nxf5 37. Rg4 Nh6 38. Rg3 Ng5 39. h4 Nf5 40. Bxf5 Qxf5 41. hxg5 Qg6 42. Rg2 fxg5 43. Na1 Qf5 44. Rf2 Qf4 45. Nc2 g4 46. Ne1 g3 47. Re2 Rc4 48. Re8+ Kh7 49. Qb1+ Kh6 50. Re6+ Kh5 51. Qg6+ Kh4 52. Qh7+ Kg5 53. Rg6+ Kf5 54. Rg4+ 1-0

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.05"]
[Round "4"]
[White "Gaertner, Alessandro"]
[Black "Axt, Christian"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1383"]
[BlackElo "1660"]
[PlyCount "118"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 b6 2. e4 Bb7 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 e6 6. Be2 Ne7 7. 0-0 0-0 8. Re1 d6 9. h3 Nd7 10. Bh2 Rc8 11. Bc4 d5 12. exd5 Nxd5 13. Nxd5 exd5 14. Bd3 c5 15. c3 a6 16. Rc1 Re8 17. Rxe8+ Qxe8 18. Qe1 f6 19. Qxe8+ Rxe8 20. Re1 Rxe1+ 21. Nxe1 Bh6 22. f4 Nf8 23. Nf3 c4 24. Bc2 Ne6 25. g3 Kf7 26. Kf2 Bf8 27. a3 b5 28. Nd2 a5 29. Nb1 Bd6 30. Ke3 Bc8 31. Bd1 Ng7 32. Bg4 Nf5+ 33. Kf2 h5 34. Bf3 Ne7 35. h4 Bf5 36. Nd2 Bc2 37. Ke1 Ke6 38. Nf1 Nf5 39. Kd2 Bd3 40. Ne3 Ne7 41. Bg2 b4 42. Bh3+ f5 43. cxb4 axb4 44. a4 b3 45. Nd1 Bb4+ 46. Nc3 Nc8 47. Bg2 Nb6 48. Bg1 Kd6 49. Bf3 Nxa4 50. Be2 Bxc3+ 51. bxc3 Bxe2 52. Kxe2 b2 53. Be3 Nxc3+ 54. Kd2 b1Q 55. Kxc3 Qd3+ 56. Kb4 Qxe3 57. Kb5 Qb3+ 58. Ka5 Kc6 59. g4 Qb5# 0-1

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.04"]
[Round "2"]
[White "Gaertner, Alessandro"]
[Black "Payyappat, Sayas"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1383"]
[BlackElo "934"]
[PlyCount "79"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 Nf6 4. Nf3 e6 5. a3 Bd6 6. Bg3 Nc6 7. Nc3 0-0 8. Be2 Qe7 9. Bxd6 cxd6 10. 0-0 e5 11. Rc1 e4 12. Nd2 Rac8 13. Na2 Qd7 14. c4 dxc4 15. Bxc4 d5 16. Bb5 Qd6 17. h3 Qe6 18. Kh2 a6 19. Bxc6 Rxc6 20. Rxc6 Qxc6 21. g4 Qd6+ 22. Kg2 Bg6 23. Qb3 Rb8 24. Qb4 Qd7 25. g5 Ng4 26. Rh1 f6 27. Nc3 Nxf2 28. Kxf2 Qf5+ 29. Ke1 Qxg5 30. Qd6 Qxe3+ 31. Kd1 Bh5+ 32. Kc1 Rc8 33. Qe6+ Kf8 34. Qxc8+ Kf7 35. Qxb7+ Kg6 36. Qxd5 Bf3 37. Rf1 Bg2 38. Qf5+ Kh6 39. Qf4+ Qxf4 40. Rxf4 1-0

[Event "Langenhagen Summer op 1st"]
[Site "Langenhagen"]
[Date "2019.07.04"]
[Round "1"]
[White "Hanemann, Henno"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1703"]
[BlackElo "1383"]
[PlyCount "41"]
[EventDate "2019.07.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. c3 e6 6. 0-0 Nge7 7. e5 0-0 8. d3 b6 9. Nbd2 Nf5 10. Qe1 Bb7 11. Bb3 Qc7 12. g4 Nfe7 13. Ne4 f5 14. exf6 Bxf6 15. Nxf6+ Rxf6 16. Qh4 Raf8 17. Ng5 R6f7 18. Nxf7 Rxf7 19. Bd2 Nd8 20. Bd1 Qc6 21. Bf3 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.14"]
[Round "9"]
[White "Burkart, Lloyd Shang"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1411"]
[BlackElo "1233"]
[PlyCount "135"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 0-0 7. h3 c6 8. e3 h6 9. Bf4 Bf5 10. Bd3 Bxd3 11. Qxd3 Bd6 12. Bxd6 Qxd6 13. 0-0 Re8 14. Ne5 Nbd7 15. Nxd7 Qxd7 16. Rab1 Ne4 17. b4 Nxc3 18. Qxc3 a6 19. a4 b5 20. a5 Qd6 21. Rfc1 Rec8 22. Qc5 Qxc5 23. Rxc5 Rc7 24. Rbc1 Rac8 25. Kf1 g5 26. Ke2 f5 27. Kf3 Kf7 28. g4 Kf6 29. Rh1 Re7 30. Rhc1 Rec7 31. gxf5 Kxf5 32. e4+ Ke6 33. exd5+ Kd6 34. Rxc6+ Rxc6 35. Rxc6+ Rxc6 36. dxc6 Kxc6 37. Ke4 Kd6 38. f3 Ke6 39. d5+ Kd6 40. Kd4 h5 41. Ke4 Kd7 42. Ke5 Ke7 43. d6+ Kd7 44. Kd5 Kd8 45. Kc6 Kc8 46. Kb6 Kd7 47. Kxa6 Kxd6 48. Kxb5 Ke5 49. a6 Kf4 50. a7 Kxf3 51. a8Q+ Kg3 52. Qh1 g4 53. hxg4 hxg4 54. Qg1+ Kf3 55. Kc6 g3 56. b5 g2 57. Qxg2+ Kxg2 58. b6 Kf3 59. b7 Ke3 60. b8Q Kd4 61. Qd8+ Kc4 62. Qd5+ Kb4 63. Qc5+ Ka4 64. Qb6 Ka3 65. Kc5 Ka2 66. Kc4 Ka1 67. Kc3 Ka2 68. Qb2# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.14"]
[Round "10"]
[White "Gaertner, Alessandro"]
[Black "Buchinger, Alexis"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1233"]
[BlackElo "1291"]
[PlyCount "93"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Bf4 Nf6 4. Nc3 0-0 5. Nf3 d6 6. Bc4 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 Nc6 10. c3 Qd7 11. Bc2 Qe6+ 12. Qe2 Qxe2+ 13. Kxe2 Bg4 14. h3 Bxf3+ 15. Kxf3 Rac8 16. Rad1 Rfd8 17. Be3 e5 18. dxe5 Nxe5+ 19. Ke2 Nc4 20. Rb1 Re8 21. Rhd1 Re7 22. Bb3 Nxe3 23. fxe3 Rce8 24. Rd3 Bh6 25. Ba4 Rxe3+ 26. Rxe3 Rxe3+ 27. Kf1 c6 28. Bc2 Kg7 29. Re1 Rxe1+ 30. Kxe1 Kf6 31. Ke2 Ke5 32. Bd3 Kf4 33. Bc4 Kg3 34. Kf1 Bc1 35. b3 f6 36. Bg8 h6 37. Bh7 g5 38. a4 Kf4 39. Ke2 Bb2 40. c4 Be5 41. Bd3 c5 42. Bc2 a5 43. Bd3 f5 44. Bc2 Kg3 45. Kf1 f4 46. Be4 b6 47. Bf3 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.13"]
[Round "8"]
[White "Gaertner, Alessandro"]
[Black "Scheerer, Julian"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1233"]
[BlackElo "1395"]
[PlyCount "117"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. h3 Qb6 6. Nc3 a6 7. Rb1 h5 8. Be2 Bf5 9. a3 e6 10. 0-0 Be7 11. Re1 0-0 12. Bd3 Bxd3 13. Qxd3 c4 14. Qe2 Rad8 15. Ne5 Rfe8 16. Qf3 g6 17. Qe2 Nd7 18. Nxd7 Rxd7 19. Qf3 Kg7 20. Qg3 Bf6 21. Na4 Qa7 22. Nc5 Rdd8 23. Bg5 Bxg5 24. Qxg5 b6 25. Na4 e5 26. Qh4 Re6 27. Nc3 Ne7 28. Ne2 Re8 29. Qg3 Nf5 30. Qf3 exd4 31. g4 hxg4 32. hxg4 Nh4 33. Qg3 Qe7 34. Nxd4 Re4 35. c3 Kf8 36. Kf1 g5 37. Ke2 Qf6 38. Rh1 Kg8 39. Rbf1 Rf4 40. Kd2 Rfe4 41. Ke2 Qg6 42. Rd1 f5 43. gxf5 Nxf5 44. Nxf5 Qxf5 45. Qh3 Qxh3 46. Rxh3 R4e5 47. Rg3 Kf7 48. Rh1 Ke7 49. Rh6 Rg8 50. Rxb6 Re6 51. Rxe6+ Kxe6 52. f4 Kf5 53. Rxg5+ Rxg5 54. fxg5 Kxg5 55. Kf2 a5 56. Kf3 Kf5 57. a4 Ke5 58. Kf2 Kf6 59. Ke2 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.12"]
[Round "7"]
[White "Birkenheier, Nicolas"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1160"]
[BlackElo "1233"]
[PlyCount "98"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. Nc3 Nf6 7. h3 0-0 8. Be3 b6 9. Qd2 e5 10. Bh6 Qd6 11. Bxg7 Kxg7 12. 0-0 Bd7 13. Rfe1 a5 14. a4 b5 15. Qg5 Rfe8 16. b3 h6 17. Qe3 b4 18. Ne2 Nh7 19. Ng3 Nf8 20. Nh4 Qf6 21. Nf3 Ne6 22. Rac1 Nd4 23. Nxd4 cxd4 24. Qe2 h5 25. Nf1 Qg5 26. Qf3 Re6 27. Qg3 Qxg3 28. Nxg3 h4 29. Ne2 g5 30. Kh2 Rg6 31. g4 hxg3+ 32. fxg3 Rh6 33. Ng1 Rah8 34. Rf1 Bxh3 35. Nxh3 Rxh3+ 36. Kg2 g4 37. Kf2 Rh2+ 38. Ke1 Rg2 39. Ra1 Rxg3 40. Kd1 Rgh3 41. Kc1 Rh1 42. Rxh1 Rxh1+ 43. Kb2 Rxa1 44. Kxa1 g3 45. Ka2 g2 46. c3 dxc3 47. Kb1 g1Q+ 48. Ka2 Qf2+ 49. Kb1 Qb2# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.12"]
[Round "6"]
[White "Li, David1"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1418"]
[BlackElo "1233"]
[PlyCount "81"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. d3 Nc6 4. Bf4 Bf5 5. g3 e6 6. Bg2 Nf6 7. 0-0 h6 8. Ne5 Nxe5 9. Bxe5 Rb8 10. Qa4+ Nd7 11. Bxd4 c5 12. Be5 b5 13. cxb5 Nxe5 14. b6+ Qd7 15. Qxd7+ Nxd7 16. bxa7 Bd6 17. axb8Q+ Nxb8 18. Nc3 h5 19. Ne4 Be7 20. h3 Nd7 21. Rfc1 0-0 22. a4 Bxe4 23. Bxe4 Bf6 24. Ra2 Rb8 25. Rc2 Kf8 26. a5 c4 27. a6 c3 28. bxc3 Rb1+ 29. Kg2 Bd8 30. a7 Nb6 31. Rcb2 Rxb2 32. Rxb2 Na8 33. Bxa8 g5 34. Bc6 f5 35. a8Q Ke7 36. Rb7+ Kd6 37. Qxd8+ Kc5 38. Be8 e5 39. Rc7+ Kb6 40. Qb8+ Ka5 41. Qb5# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.11"]
[Round "5"]
[White "Gaertner, Alessandro"]
[Black "Schlange, Jonathan"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1233"]
[BlackElo "1488"]
[PlyCount "100"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. c3 Qb6 5. Qb3 Qf6 6. Be3 e6 7. Qc2 d5 8. Nd2 Nxd2 9. Qxd2 b6 10. Nf3 Nc6 11. g3 Bd6 12. Bg2 h6 13. 0-0 0-0 14. Rfe1 Ne7 15. b3 Ba6 16. Rac1 Nf5 17. Bf4 Bxf4 18. Qxf4 c4 19. b4 g5 20. Qe5 Qe7 21. e4 f6 22. Qxf5 exf5 23. exd5 Qd6 24. Nd2 b5 25. Re6 Qd7 26. Rxa6 Rae8 27. d6 Re2 28. Nf3 Qb7 29. Ra5 Qb6 30. Kf1 Re6 31. Nd2 Rxd6 32. Re1 a6 33. a4 bxa4 34. Nxc4 Qc7 35. Nxd6 Qxd6 36. Rxa4 Qc7 37. Ra3 Qc4+ 38. Kg1 Rd8 39. Bf1 Qc6 40. Rc1 Rxd4 41. Rxa6 Qc8 42. cxd4 Qxc1 43. Rxf6 Qd2 44. Rxf5 Qxd4 45. b5 Kg7 46. Rf3 Qb4 47. h3 Kg6 48. Rd3 h5 49. Re3 Kf6 50. Kg2 Kf5 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.10"]
[Round "4"]
[White "Gaertner, Alessandro"]
[Black "Jouani, Zakharia"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1233"]
[BlackElo "1507"]
[PlyCount "89"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Nf3 Nbd7 4. e3 g6 5. Be2 Bg7 6. 0-0 0-0 7. c4 h6 8. Bh4 Ne4 9. Nbd2 Ndf6 10. Bd3 Nxd2 11. Qxd2 Re8 12. Qc2 e5 13. Nd2 Qd7 14. h3 Nh7 15. d5 f5 16. Be2 e4 17. Rae1 c6 18. dxc6 bxc6 19. Nb3 c5 20. Rd1 Qe6 21. Bg3 Rd8 22. Nxc5 Qe7 23. Nb3 Bb7 24. Rd2 Rac8 25. Rfd1 d5 26. c5 Ng5 27. Bd6 Qe6 28. Bf4 Nf7 29. Nd4 Qe7 30. b4 Bxd4 31. exd4 g5 32. Bh2 Rc6 33. b5 Rf6 34. c6 Bc8 35. Qc5 Qxc5 36. dxc5 Be6 37. c7 Rc8 38. b6 axb6 39. cxb6 f4 40. b7 e3 41. bxc8Q+ Bxc8 42. Rxd5 exf2+ 43. Kxf2 Rc6 44. Rd8+ Nxd8 45. cxd8Q+ 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.10"]
[Round "3"]
[White "Goldmann, David"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1477"]
[BlackElo "1233"]
[PlyCount "85"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 Nf6 6. Nge2 0-0 7. f4 d6 8. 0-0 Bd7 9. h3 Qc8 10. Kh2 Re8 11. g4 a6 12. Ng3 Rf8 13. g5 Ne8 14. h4 Bg4 15. Bf3 Bxf3 16. Qxf3 Nd4 17. Qd1 Nc7 18. f5 Be5 19. Bf4 Bxf4 20. Rxf4 b5 21. h5 e5 22. Rf2 Qd8 23. Qg4 Qd7 24. Raf1 a5 25. Nd5 Nxd5 26. exd5 b4 27. Ne4 Qe7 28. Nf6+ Kg7 29. fxg6 hxg6 30. c3 bxc3 31. bxc3 Nb5 32. Nd7 gxh5 33. Qh3 Rfd8 34. Rxf7+ Qxf7 35. Rxf7+ Kxf7 36. Qe6+ Kg7 37. Qf6+ Kh7 38. Qf7+ Kh8 39. Nf6 Ra7 40. Qxh5+ Kg7 41. Qh7+ Kf8 42. Qg8+ Ke7 43. Qg7# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.09"]
[Round "2"]
[White "Gaertner, Alessandro"]
[Black "Lumma, Justus"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1233"]
[BlackElo "1077"]
[PlyCount "47"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Bf4 Bf5 5. e3 Nf6 6. Nf3 0-0 7. Be2 Nc6 8. h3 d5 9. 0-0 e6 10. a3 a6 11. c5 b6 12. cxb6 cxb6 13. b4 Qc8 14. Rc1 b5 15. Na2 Qd7 16. Ne5 Nxe5 17. Bxe5 Be4 18. f3 Bf5 19. g4 Bxg4 20. fxg4 Bh6 21. Bxf6 Bxe3+ 22. Kg2 Bxc1 23. Qxc1 Rfc8 24. Qh6 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2019.06.09"]
[Round "1"]
[White "Grabs, Peter"]
[Black "Gaertner, Alessandro"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1575"]
[BlackElo "1233"]
[PlyCount "73"]
[EventDate "2019.06.08"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 d6 8. Bg5 Qb6 9. Bxc6 bxc6 10. Qb3 Qxb3 11. axb3 h6 12. Bxf6 Bxf6 13. e5 Bg7 14. exd6 exd6 15. dxc5 dxc5 16. Nbd2 Be6 17. Ra6 Rfc8 18. Rea1 Rc7 19. R1a2 Kf8 20. h3 Ke7 21. Nc4 Bxc4 22. bxc4 Ke6 23. Nd2 f5 24. Nb3 Bf8 25. R6a5 Bd6 26. Nxc5+ Kf6 27. Nb3 Re8 28. g3 Ra8 29. Ra6 Ke5 30. Nd4 Ke4 31. Nxc6 Kf3 32. Nd4+ Ke4 33. Rxd6 g5 34. f3+ Ke3 35. b3 f4 36. Kg2 Rac8 37. Nf5# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.07"]
[Round "10.1"]
[White "Gaertner, Alessandro"]
[Black "Tacke, Laura"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1233"]
[PlyCount "61"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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. Bf4 Bf5 4. Nf3 Nc6 5. a3 e6 6. h3 h6 7. Ne5 Nxe5 8. Bxe5 Ne4 9. Nb5 Rc8 10. Nxa7 Rb8 11. Nb5 Qh4 12. g3 Qg5 13. Bf4 Qe7 14. Nxc7+ Kd8 15. Nxd5 exd5 16. Bxb8 g6 17. Be5 Rh7 18. Bg2 Qe6 19. g4 Be7 20. gxf5 Qxf5 21. Bxe4 dxe4 22. e3 Bh4 23. Bg3 Bf6 24. Qg4 Qb5 25. 0-0-0 h5 26. Qxe4 Be7 27. Qe5 Qa6 28. Qb8+ Kd7 29. Qc7+ Ke6 30. d5+ Kf5 31. Qe5# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.07"]
[Round "11.1"]
[White "Muendoerfer, Sebastian"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1233"]
[PlyCount "40"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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 h6 4. 0-0 Nf6 5. d3 Bc5 6. Nc3 d6 7. h3 Be6 8. Bxe6 fxe6 9. Ng5 hxg5 10. Bxg5 Qe7 11. Bxf6 gxf6 12. Na4 0-0-0 13. Nxc5 dxc5 14. c4 Rdg8 15. d4 Qg7 16. Qf3 Nxd4 17. Qg3 Ne2+ 18. Kh2 Nxg3 19. fxg3 Qxg3+ 20. Kh1 Qxg2# 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "7.1"]
[White "Filbert, Georg"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1233"]
[PlyCount "36"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bg5 h6 4. Bh4 Nc6 5. Nf3 Nf6 6. e3 e6 7. Qe2 Be7 8. 0-0-0 Bg4 9. h3 Bh5 10. Qd3 Bg6 11. Qe2 Ne4 12. Ne5 Nxc3 13. Rd3 Nxe2+ 14. Bxe2 Bxh4 15. Rdd1 Nxe5 16. dxe5 Qd7 17. g3 Qc6 18. gxh4 Qxc2# 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "8.1"]
[White "Gaertner, Alessandro"]
[Black "Reccius, Jacob"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1233"]
[PlyCount "77"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nc3 Bf5 4. e3 e6 5. Nf3 a6 6. Ne5 Bb4 7. a3 Ba5 8. b4 Bb6 9. Na4 c6 10. Nc5 Bxc5 11. bxc5 Ne4 12. f3 Nc3 13. Qd2 Nb5 14. a4 Nc7 15. Bd3 0-0 16. Bxf5 exf5 17. 0-0 b6 18. cxb6 Ne6 19. Rab1 Nd7 20. Nxd7 Qxd7 21. Bg3 c5 22. b7 Rab8 23. Bxb8 Rxb8 24. dxc5 Nxc5 25. Qa5 Nxb7 26. Qxa6 g6 27. Rb6 Kg7 28. Qa7 Qc7 29. Rfb1 Qxc2 30. Rxb7 Rxb7 31. Qxb7 Kf6 32. Qb2+ Qxb2 33. Rxb2 h6 34. a5 f4 35. exf4 Kf5 36. a6 Kxf4 37. a7 d4 38. a8Q Ke3 39. Qe4# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "9.1"]
[White "Reiche, Johan Fabio"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1233"]
[PlyCount "82"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. 0-0 Nf6 6. Nc3 Nc6 7. d3 Be7 8. Bg5 a6 9. h3 0-0 10. Nh4 Nd7 11. Qh5 Bxg5 12. Qg4 Bxh4 13. Qxe6+ Kh8 14. g3 Re8 15. Qf5 Bf6 16. f4 Qe7 17. h4 Qe6 18. Qh5 exf4 19. g4 Bxc3 20. Rxf4 Nf6 21. Qg5 h6 22. Qf5 Qxf5 23. gxf5 Bd2 24. Rf2 Be3 25. Raf1 Bxf2+ 26. Rxf2 Ne5 27. Rf4 Nc6 28. h5 Nd4 29. e5 Ne2+ 30. Kf2 Nxf4 31. exf6 gxf6 32. c4 d5 33. cxd5 Nxd5 34. b4 Re3 35. a4 Rg8 36. b5 axb5 37. axb5 Rxd3 38. b6 cxb6 39. Ke2 Ra3 40. Kd2 Rg2+ 41. Kd1 Ra1# 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "5.1"]
[White "Frass, Erik"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "845"]
[BlackElo "1233"]
[PlyCount "50"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. d4 Nc6 3. Nf3 Bf5 4. Nc3 Nb4 5. Rb1 Bxc2 6. Qd2 Bxb1 7. Nxb1 Nxa2 8. e3 Nxc1 9. Qxc1 Nf6 10. Qd1 e6 11. h3 Bb4+ 12. Nc3 Bxc3+ 13. bxc3 Ne4 14. Ne5 f6 15. Ng4 Ng3 16. Rg1 Nxf1 17. Rxf1 0-0 18. Qc2 a5 19. Rf3 a4 20. Rg3 g6 21. Nh6+ Kg7 22. Ng4 a3 23. Qa2 Qd6 24. c4 dxc4 25. d5 Qxd5 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "4.1"]
[White "Gaertner, Alessandro"]
[Black "Sass, Arved"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1233"]
[BlackElo "810"]
[PlyCount "137"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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 e6 4. a3 Nf6 5. Nf3 Bd6 6. Bxd6 Qxd6 7. h3 0-0 8. e3 a6 9. Bd3 b5 10. b4 Bb7 11. 0-0 Ne7 12. Ne5 Nc6 13. f4 Rab8 14. Ng4 Qe7 15. Nxf6+ Qxf6 16. Qh5 g6 17. Qe2 a5 18. Nxb5 axb4 19. axb4 Nxb4 20. Nxc7 Nxd3 21. cxd3 Rbc8 22. Nb5 Bc6 23. Na7 Rc7 24. Nxc6 Rxc6 25. Rac1 Rd6 26. Rcd1 Qf5 27. Qg4 Qf6 28. Qg5 Qxg5 29. fxg5 f5 30. gxf6 Kh8 31. e4 Rfd8 32. e5 Rb6 33. Rb1 Rc6 34. Rfc1 Ra6 35. Rb2 Ra3 36. Rbc2 Raa8 37. Kf2 h5 38. Ke3 g5 39. g4 h4 40. Rc6 Re8 41. f7 Rf8 42. Rxe6 Rxf7 43. Rd6 Kg7 44. Rxd5 Ra2 45. Re1 Rh2 46. e6 Rxh3+ 47. Kd2 Rh2+ 48. Kc3 Rc7+ 49. Rc5 Ra7 50. e7 Ra3+ 51. Kc4 Rc2+ 52. Kd5 Rxc5+ 53. Kxc5 Ra5+ 54. Kb4 Ra8 55. e8Q Rxe8 56. Rxe8 Kf7 57. Re1 Kg6 58. d5 h3 59. d6 h2 60. d7 h1Q 61. Rxh1 Kf6 62. d8Q+ Ke5 63. Qxg5+ Kd4 64. Qc5+ Kxd3 65. Rd1+ Ke2 66. g5 Kxd1 67. Qf2 Kc1 68. Kc3 Kb1 69. Qb2# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "6.1"]
[White "Gaertner, Alessandro"]
[Black "Thiele, Kira Sophie"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1233"]
[BlackElo "706"]
[PlyCount "51"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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. Nb5 a6 5. Nxc7+ Qxc7 6. Bxc7 e6 7. Nf3 Bb4+ 8. c3 Be7 9. h3 0-0 10. Be5 Ne4 11. Nd2 b5 12. Nxe4 dxe4 13. Qc2 b4 14. Qxe4 Na5 15. Qxa8 Bb7 16. Qa7 Be4 17. Qxe7 Nc6 18. Qh4 f6 19. Qxe4 Ne7 20. Bd6 f5 21. Qxe6+ Kh8 22. Qxe7 Rg8 23. e3 f4 24. Bd3 a5 25. Qe4 fxe3 26. Qxh7# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "2.1"]
[White "Gaertner, Alessandro"]
[Black "Giere, Flynn"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1233"]
[PlyCount "85"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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. Bf4 e6 4. Nf3 h6 5. a3 g5 6. Be5 Bd6 7. Bxd6 cxd6 8. e3 Bd7 9. Be2 Nc6 10. Nb5 Qe7 11. Nc7+ Kd8 12. Nxa8 Ne4 13. Bd3 g4 14. Bxe4 gxf3 15. Bxf3 h5 16. Bxh5 Qf6 17. Bf3 Rg8 18. Qd3 Rxg2 19. Bxg2 Qg6 20. Qxg6 fxg6 21. h4 e5 22. dxe5 dxe5 23. Bxd5 Ne7 24. Bxb7 Bf5 25. e4 Be6 26. 0-0-0+ Ke8 27. Nc7+ Kf7 28. Nxe6 Kxe6 29. Bd5+ Nxd5 30. exd5+ Kd6 31. h5 gxh5 32. Rxh5 e4 33. f3 exf3 34. Rf5 a5 35. Rxf3 a4 36. b3 axb3 37. cxb3 Kc7 38. Rf6 Kd7 39. Rh1 Ke7 40. Ra6 Kf8 41. Rh7 Kg8 42. Rb7 Kh8 43. Ra8# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "3.1"]
[White "Kosmehl, Friedrich"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "762"]
[BlackElo "1233"]
[PlyCount "67"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[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 h6 4. Nc3 Bb4 5. a3 Bxc3 6. bxc3 Nf6 7. d4 exd4 8. cxd4 d6 9. h3 0-0 10. 0-0 Nxe4 11. Bd5 Nf6 12. Bxc6 bxc6 13. c4 Ba6 14. c5 Bxf1 15. Qxf1 dxc5 16. dxc5 Nd7 17. Bb2 Nxc5 18. Qc1 Nd3 19. Qc3 Nxb2 20. Qxb2 Rb8 21. Qc3 Qf6 22. Qxf6 gxf6 23. Rc1 Rb6 24. Nd4 Rfb8 25. Nxc6 Rb1 26. Rxb1 Rxb1+ 27. Kh2 Ra1 28. Ne7+ Kf8 29. Nd5 Rxa3 30. Nxc7 a5 31. Nb5 Rb3 32. Nd4 Rb8 33. Nc6 Ra8 34. f4 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "1.1"]
[White "Mueller, Anna"]
[Black "Gaertner, Alessandro"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1233"]
[PlyCount "60"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bb5+ c6 4. 0-0 cxb5 5. Ng5 Qxg5 6. g3 Bg4 7. f3 Bh3 8. Qe2 Bxf1 9. Qxf1 a6 10. d3 Qd8 11. Bg5 Qxg5 12. f4 exf4 13. Qxf4 Qxf4 14. gxf4 Nc6 15. Nd2 f6 16. Rf1 Nge7 17. Rf2 g6 18. Rg2 Bg7 19. Rg4 0-0 20. Nf3 h5 21. Rh4 f5 22. exf5 Nxf5 23. Kh1 Nxh4 24. Nxh4 Rxf4 25. c4 Rxh4 26. cxb5 axb5 27. b3 Rg4 28. a4 bxa4 29. bxa4 Raxa4 30. d4 Ra1# 0-1

