[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.24"]
[Round "7"]
[White "Mandalka, Justus"]
[Black "Browning, Alex"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2039"]
[BlackElo "2253"]
[PlyCount "74"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 h5 8. Be3 Be7 9. a4 Be6 10. Be2 Nbd7 11. Bf3 Rc8 12. a5 Rc4 13. Nd2 Rc7 14. Nd5 Nxd5 15. exd5 Bf5 16. c4 Bg5 17. 0-0 Bxe3 18. fxe3 Qg5 19. Qe2 Qg6 20. e4 Bxh3 21. Kf2 Bg4 22. Rh1 Nf6 23. b4 h4 24. Rac1 Bxf3 25. Qxf3 Qg5 26. Rc2 Rh6 27. Rf1 Ng4+ 28. Ke2 Nh2 29. Qh3 Nxf1 30. Nxf1 Rf6 31. Ne3 Rf4 32. Kd3 g6 33. c5 f5 34. exf5 gxf5 35. Nc4 Rd4+ 36. Ke2 Rxd5 37. Qb3 Qxg2+ 0-1

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.24"]
[Round "6"]
[White "Zimmer, Gerald"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1942"]
[BlackElo "2039"]
[PlyCount "88"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bf4 Nf6 7. e3 Bg4 8. dxc5 Bxc5 9. Be2 0-0 10. 0-0 Rc8 11. Rc1 Bb6 12. h3 Bxf3 13. Bxf3 d4 14. exd4 Qxd4 15. Qa4 h6 16. Rcd1 Qxa4 17. Nxa4 Rfd8 18. Nxb6 axb6 19. Be3 Nd7 20. Rc1 Nde5 21. Be4 Nd3 22. Rb1 Nc5 23. Bf5 Ra8 24. b4 Na4 25. a3 Nc3 26. Ra1 b5 27. Bb6 Rd5 28. Bg4 Ne5 29. Rfc1 Na4 30. Be3 Nc4 31. Bf4 Nab2 32. Bf3 Rd7 33. Rc2 Nd3 34. Bg4 Re7 35. Bg3 Nxb4 36. Rxc4 bxc4 37. Bd6 Nc2 38. Rc1 Re1+ 39. Rxe1 Nxe1 40. Kf1 Nc2 41. Bf3 Nxa3 42. Bxb7 Ra7 43. Be4 Nb5 44. Bc5 Ra1+ 0-1

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.23"]
[Round "4"]
[White "Kirchmann, Sascha"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1850"]
[BlackElo "2039"]
[PlyCount "100"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 e6 7. h3 Bh5 8. Be3 cxd4 9. cxd4 Nf6 10. 0-0 Qd7 11. Qa4 Bd6 12. Nc3 0-0 13. Rfd1 Rfd8 14. Bg5 Nb4 15. Qb3 Bg6 16. Ne5 Qc7 17. Nxg6 hxg6 18. Rac1 Qb8 19. Bf3 Rd7 20. Bxf6 gxf6 21. Ne4 Nd5 22. Nc5 Bxc5 23. dxc5 Qe5 24. Rd2 Rc8 25. Bxd5 exd5 26. Qb5 Rcc7 27. b4 Qf4 28. Rcd1 a6 29. Qa4 d4 30. Qb3 Rc8 31. Qc4 Re8 32. Qf1 Qh4 33. Qc4 Qf4 34. Qf1 Re4 35. g3 Qe5 36. Qd3 f5 37. Qf3 Rd5 38. Kg2 Kg7 39. Rh1 Rd8 40. a3 Qd5 41. h4 Rh8 42. Rd3 a5 43. Rc1 axb4 44. axb4 Rc8 45. Rcd1 Rd8 46. Rc1 Qc6 47. Rb3 d3 48. Rd1 d2 49. Rb2 Rd3 50. b5 Qd5 0-1

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.23"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Werner, Tom"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "2039"]
[BlackElo "1872"]
[PlyCount "67"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nce2 c5 9. c3 Nc6 10. Nf3 b5 11. Ng3 cxd4 12. cxd4 Qb4+ 13. Qd2 Bb7 14. Bd3 Rc8 15. Rc1 0-0 16. Ke2 g6 17. Qxb4 Nxb4 18. Bb1 a5 19. Ke3 Rc6 20. Rxc6 Nxc6 21. Rc1 Rc8 22. Bd3 Na7 23. Rxc8+ Bxc8 24. Ne2 Nb8 25. Nc3 Ba6 26. Nd2 b4 27. Na4 Bxd3 28. Kxd3 Nb5 29. Nb3 Nc6 30. Nac5 Kg7 31. h4 h5 32. g3 Kf8 33. Na4 Ke7 34. Nac5 1/2-1/2

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.22"]
[Round "3"]
[White "Mandalka, Justus"]
[Black "Chassard, Cedric"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2039"]
[BlackElo "2283"]
[PlyCount "46"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Nbd7 7. 0-0-0 c6 8. Bc4 Ke8 9. Nf3 b5 10. Bxb5 cxb5 11. Nxb5 Rb8 12. Nc7+ Kd8 13. Nd5 Be7 14. Nxe7 Kxe7 15. Nh4 Nb6 16. f4 h6 17. fxe5 hxg5 18. exf6+ gxf6 19. Nf3 Bg4 20. e5 fxe5 21. Nxe5 Bxd1 22. Nc6+ Kd6 23. Nxb8 Be2 0-1

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.22"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Hirneise, Jens"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "2039"]
[BlackElo "2315"]
[PlyCount "62"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. h3 g6 7. Be3 Bg7 8. Bc4 0-0 9. Bb3 Na5 10. 0-0 b6 11. Qd2 Bb7 12. f3 Rc8 13. Rad1 Nc4 14. Bxc4 Rxc4 15. b3 Rc8 16. Nce2 e5 17. Nb5 d5 18. exd5 Nxd5 19. c4 Nxe3 20. Qxe3 Qe7 21. Nd6 Rcd8 22. Nxb7 Qxb7 23. Nc3 f5 24. Nd5 Qf7 25. a4 Rfe8 26. Kh1 Bf8 27. Qc3 Rd6 28. Rfe1 Bg7 29. Qb4 Rc6 30. a5 bxa5 31. Qxa5 Qb7 1/2-1/2

[Event "Heusenstamm Sparkassen op 11th"]
[Site "Heusenstamm"]
[Date "2024.11.21"]
[Round "1"]
[White "Feick, Claas Marten"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1809"]
[BlackElo "2039"]
[PlyCount "108"]
[EventDate "2024.11.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB51_2024"]
[SourceDate "2024.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 d5 9. exd5 Na5 10. Bb3 Nxb3 11. Nxb3 b5 12. d6 exd6 13. Nxb5 Ng4 14. Bd4 Qh4 15. h3 Ne5 16. f4 Bxh3 17. fxe5 dxe5 18. Bc5 e4 19. Qe2 Bd7 20. Bf2 Qh6 21. Nc3 Be5 22. g3 Rae8 23. Be3 g5 24. Qh2 Qg6 25. Rae1 f5 26. Qg2 Bc6 27. Na5 Bxc3 28. bxc3 Ba8 29. Nb3 Rc8 30. Bd4 e3 31. Qe2 f4 32. Bc5 Rxc5 33. Nxc5 Qc6 34. Qc4+ Rf7 35. Qe4 Qxe4 36. Nxe4 Bxe4 37. gxf4 gxf4 38. Kh2 Rf6 39. Kh3 h5 40. Re2 Bf5+ 41. Kg2 Rg6+ 42. Kh2 Bg4 43. Ree1 Rf6 44. Kg2 Kg7 45. c4 Kg6 46. c5 Kg5 47. Rb1 f3+ 48. Kh2 e2 49. Rf2 Rc6 50. Rg1 Kf4 51. Re1 Ke3 52. Kg1 Rg6 53. Rh2 Bh3+ 54. Kh1 Bg2+ 0-1

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.27"]
[Round "6"]
[White "Jansen, Dirk Norbert"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "2074"]
[BlackElo "1979"]
[PlyCount "68"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. Be2 0-0 10. Qd2 Bd7 11. 0-0 Bc6 12. f3 a5 13. b3 Nd7 14. Rab1 Nc5 15. a3 f5 16. b4 axb4 17. axb4 Ra3 18. bxc5 Bxc3 19. Qc1 Qa5 20. cxd6 exd6 21. Bb6 Qa8 22. exf5 Rxf5 23. Rd1 Be5 24. c5 d5 25. Bd3 Bf4 26. Qb2 Rh5 27. h3 Be3+ 28. Kh1 Qc8 29. Bf1 d4 30. Rxd4 Bxd4 31. Qxa3 Qf5 32. Rb3 Qg5 33. f4 Qxf4 34. Rb1 Qf2 0-1

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.27"]
[Round "7"]
[White "Mandalka, Justus"]
[Black "Schmidt, Markus"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1979"]
[BlackElo "2143"]
[PlyCount "27"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 Nf6 5. e5 Nd5 6. cxd4 b6 7. a3 Bb7 8. Bd3 Be7 9. Qc2 h6 10. Nc3 d6 11. 0-0 Nxc3 12. Qxc3 Nd7 13. Bf4 dxe5 14. dxe5 1/2-1/2

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.26"]
[Round "4"]
[White "Fiedler, Ralf"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1835"]
[BlackElo "1979"]
[PlyCount "102"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. d3 Be7 6. Bg5 h6 7. Bxf6 Bxf6 8. e3 0-0 9. Nge2 Re8 10. 0-0 Rb8 11. Rb1 Bf5 12. b4 Qd7 13. Nd5 Bd8 14. b5 Ne7 15. Re1 Nxd5 16. Bxd5 h5 17. Nc3 h4 18. Qf3 Bxd3 19. Rb4 e4 20. Nxe4 Bxe4 21. Bxe4 Bf6 22. Rd1 Qe7 23. Bd5 a5 24. bxa6 c6 25. axb7 cxd5 26. Qxd5 h3 27. a4 Qe4 28. Qxe4 Rxe4 29. Rd3 d5 30. f3 Rxc4 31. Rxc4 dxc4 32. Rd7 c3 33. f4 c2 34. Rc7 Rxb7 35. Rxc2 Rb1+ 36. Kf2 Rh1 37. Kf3 Ra1 38. Kg4 Rxa4 39. Kxh3 Re4 40. Rc8+ Kh7 41. Rf8 Kg6 42. Kg4 Be7 43. Rc8 Rxe3 44. f5+ Kh7 45. Rc2 Ra3 46. Rc7 Re3 47. Rc2 Bd6 48. Rd2 Be5 49. Rd7 f6 50. Rd8 Re2 51. Kh3 Rf2 0-1

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.26"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Duncker, Joachim"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1979"]
[BlackElo "2093"]
[PlyCount "67"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 Nc6 8. d4 Bg4 9. d5 Ne5 10. h3 Nxf3+ 11. gxf3 Bh5 12. Qd3 c4 13. Qxc4 Bxf3 14. Nd2 Bh5 15. Nb3 Nd7 16. Nd4 Qc8 17. Qxc8 Raxc8 18. Bg5 Rfe8 19. Rac1 a6 20. b3 Rc7 21. Kg2 h6 22. Bd2 Kh7 23. f3 g5 24. Nf5 Be5 25. h4 e6 26. Nxh6 gxh4 27. Bd3 Kh8 28. Ng4 Bxg4 29. fxg4 Bg3 30. Rf1 Ne5 31. Be2 exd5 32. exd5 Ng6 33. Bd3 Ne5 34. Be2 1/2-1/2

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.25"]
[Round "3"]
[White "Mandalka, Justus"]
[Black "Dorst, Johannes"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1979"]
[BlackElo "2191"]
[PlyCount "56"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 Ng6 10. Be3 a6 11. Nc3 Be7 12. Be2 0-0 13. 0-0 f5 14. f3 Bg5 15. Bf2 Nf4 16. c5 Rf6 17. Re1 Qe8 18. Bf1 Qh5 19. cxd6 Rg6 20. Kh1 Rh6 21. h3 Nxh3 22. gxh3 f4 23. Rxe5 Bxh3 24. Kg1 Rg6 25. Bxh3 Qxh3 26. Qd3 Rh6 27. Bh4 Bxh4 28. Re6 Qg3+ 0-1

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.25"]
[Round "2"]
[White "Rolle, Eric"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2174"]
[BlackElo "1979"]
[PlyCount "148"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 e4 8. Ne5 Qg5 9. Qa4 Qxg2 10. Bxc6+ bxc6 11. Qxc6+ Kd8 12. Rf1 Bd6 13. Nxf7+ Ke7 14. Nxd6 cxd6 15. Ba3 Bg4 16. Qxd6+ Kf7 17. Rb1 Rhd8 18. Qg3 Qf3 19. Qxf3+ Bxf3 20. Rb7+ Kg8 21. Rg1 g6 22. Rb3 Rd5 23. d4 exd3 24. Kd2 Rc8 25. Rgb1 Rh5 26. Bd6 Rc6 27. Rb8+ Kg7 28. R1b7+ Kh6 29. Bf8+ Kg5 30. Rb5+ Kh4 31. Rxh5+ Bxh5 32. Kxd3 Kh3 33. Bb4 Kxh2 34. Rb7 Ra6 35. Rxh7 Rxa2 36. f4 Kg3 37. Kc4 Be2+ 38. Kb3 Ra1 39. Kb2 Ra4 40. Bc5 a6 41. Rd7 Ra5 42. Bd4 Kf3 43. Rc7 Bd3 44. c4 g5 45. Kc3 Be4 46. Kb4 Rf5 47. fxg5 Rxg5 48. Ra7 Rg6 49. Rc7 Bd3 50. Ka5 Re6 51. Bb6 Re4 52. Kb4 a5+ 53. Kc3 Be2 54. Rf7+ Kg4 55. Bd4 Re6 56. Ra7 Rc6 57. c5 Ra6 58. Rb7 Bf3 59. Rg7+ Kf5 60. Rf7+ Kg4 61. Be5 Bc6 62. Bc7 a4 63. Rf4+ Kg5 64. Kb4 a3 65. Rf1 a2 66. Ba5 Be4 67. Ra1 Bb1 68. Kb5 Ra8 69. c6 Kf5 70. c7 Ke4 71. Kc6 Kxe3 72. Kb7 Be4+ 73. Kb6 Bb1 74. Kb7 Be4+ 1/2-1/2

[Event "Marburg op"]
[Site "Marburg"]
[Date "2024.10.24"]
[Round "1"]
[White "Mandalka, Justus"]
[Black "Besou, Jad"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "1979"]
[BlackElo "1679"]
[PlyCount "39"]
[EventDate "2024.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nge7 8. 0-0 0-0 9. Qd2 a6 10. Rae1 Nxd4 11. Bxd4 Nc6 12. Bxg7 Kxg7 13. Nd5 f6 14. f4 Be6 15. Ne3 Ne7 16. f5 Bf7 17. Ng4 g5 18. Nxf6 h6 19. Qc3 Kh8 20. Ne8+ 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.25"]
[Round "9"]
[White "Mandalka, Justus"]
[Black "Stichter, Constantin Paul"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1837"]
[BlackElo "2022"]
[PlyCount "25"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 a6 4. c4 Nc6 5. Bb2 d6 6. Nc3 e5 7. Nd5 Nf6 8. d3 Nxd5 9. exd5 Nd4 10. Nxd4 exd4 11. Qe2+ Qe7 12. 0-0-0 Qxe2 13. Bxe2 1/2-1/2

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.24"]
[Round "8"]
[White "Nguyen, Thanh An"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1793"]
[BlackElo "1837"]
[PlyCount "110"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bf4 Nf6 7. e3 Qa5 8. Bd3 cxd4 9. Nxd4 Bb4 10. Ndb5 0-0 11. a3 Bxc3+ 12. Nxc3 d4 13. exd4 Re8+ 14. Be3 Bg4 15. Qd2 Nxd4 16. Bxh7+ Kxh7 17. Qxd4 Rad8 18. Qb4 Qa6 19. Qb5 Qxb5 20. Nxb5 Nd5 21. h3 Bd7 22. Nd6 Nxe3 23. fxe3 Rxe3+ 24. Kf2 Rb3 25. Rab1 Be6 26. Ne4 Bf5 27. Rhe1 Rd4 28. Ng5+ Kg6 29. Nf3 Bxb1 30. Nxd4 Rxb2+ 31. Kg3 Ba2 32. Re5 f6 33. Ra5 a6 34. h4 Rd2 35. Nf3 Rd3 36. Ra4 Rd5 37. Kf4 a5 38. g4 b6 39. Ke3 Kf7 40. Nd2 Re5+ 41. Kf4 Bd5 42. g5 Kg6 43. gxf6 Kxf6 44. Nb1 Bb3 45. Rd4 Rd5 46. Re4 Bc2 47. Re1 Rd4+ 48. Kg3 Rd3+ 49. Kf4 Rb3 50. Nd2 Rxa3 51. Rc1 Ra2 52. Nc4 Ra4 53. Rxc2 b5 54. Kg3 Rxc4 55. Rd2 a4 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.23"]
[Round "7"]
[White "Mandalka, Justus"]
[Black "Mohylnyi, Stepan"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1837"]
[BlackElo "2147"]
[PlyCount "100"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 d5 4. exd5 exd5 5. Bb2 Nf6 6. Bb5+ Nc6 7. 0-0 Be7 8. Ne5 Qc7 9. Re1 Be6 10. d4 0-0 11. Bxc6 bxc6 12. dxc5 Bxc5 13. Nd2 Bd6 14. h3 Bf5 15. c4 Rfe8 16. Ndf3 Be4 17. cxd5 Bxd5 18. Qd4 Rad8 19. Ng4 Be7 20. Qc3 h5 21. Nge5 a5 22. Qc2 Bb4 23. Re2 Re7 24. a3 Bd6 25. Rae1 Rde8 26. Qd3 Qb8 27. Nc4 Bxc4 28. Qxc4 Rxe2 29. Rxe2 Rxe2 30. Qxe2 Qxb3 31. Nd4 Qa2 32. Qc2 Bxa3 33. Bxa3 Qxa3 34. Nxc6 a4 35. Kh2 Qb3 36. Ne7+ Kf8 37. Qc5 Qe6 38. Nf5+ Kg8 39. Ne3 Ne4 40. Qc2 Qe5+ 41. Kg1 a3 42. Qc8+ Kh7 43. Nc2 a2 44. Qa8 Nc3 45. Qa3 h4 46. Kh1 Qc7 47. Qb4 Kg8 48. Qa3 Qc4 49. Kh2 Qf4+ 50. Kh1 Qd2 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.22"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Xue, Luka"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1837"]
[BlackElo "2097"]
[PlyCount "97"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g6 10. Ba3 Nb4 11. Bb2 Bg7 12. a3 Nd5 13. Nd2 0-0 14. 0-0-0 Nb6 15. f4 Rae8 16. g3 d6 17. Bg2 Bb7 18. Rhe1 Nd7 19. Nf3 c5 20. Qd2 Nb6 21. exd6 Qxd6 22. Qc2 Bxf3 23. Bxf3 Rxe1 24. Rxe1 Bxb2+ 25. Qxb2 a5 26. a4 Rb8 27. Qc3 Nd7 28. Rd1 Qe7 29. Kb2 Nf8 30. Bd5 Rb4 31. Qf3 Qd7 32. Rd3 Qh3 33. Qe2 Qd7 34. Qf3 Rb6 35. Ka2 Qh3 36. Rd2 Qc8 37. Qe3 c6 38. Qxc5 Qb7 39. Be4 Ne6 40. Qxa5 Rxb3 41. Bxc6 Qb8 42. Bd5 Nc7 43. Bc6 Ne6 44. Bb5 Re3 45. c5 Kg7 46. Qb6 Qf8 47. Qd6 Qa8 48. c6 Qa5 49. Rc2 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.22"]
[Round "6"]
[White "Neuhoff, Laertes"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2089"]
[BlackElo "1837"]
[PlyCount "65"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. b3 Bd7 12. Be2 Bc6 13. 0-0 Nd7 14. Rac1 Nc5 15. Rfd1 Qc7 16. Nd5 Bxd5 17. cxd5 Rfc8 18. h4 Qd7 19. h5 b6 20. h6 Be5 21. Bd4 Rd8 22. Qb2 f6 23. Bxe5 dxe5 24. a3 a4 25. bxa4 Qd6 26. Bb5 Rab8 27. Qb4 Rdc8 28. Bc6 Na6 29. Qxd6 exd6 30. Bd7 Rxc1 31. Rxc1 Nc5 32. Bc6 f5 33. Rb1 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.21"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Aniol, Nico"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1837"]
[BlackElo "1859"]
[PlyCount "77"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[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 h5 9. Ne2 Re8 10. 0-0 Qc7 11. h3 Nd7 12. Be3 Nf8 13. Rad1 Be6 14. c4 Qd7 15. Nf4 Bxf4 16. Bxf4 Rad8 17. Rfe1 Kh8 18. Be4 Qc8 19. b3 b5 20. cxb5 cxb5 21. Qe2 g6 22. Qxb5 Qc3 23. Re3 Qc8 24. Bf3 Bf5 25. Rxe8 Rxe8 26. Rc1 Qd8 27. d5 g5 28. Bc7 Qd7 29. Qa6 Kg7 30. d6 Be4 31. Bxe4 Rxe4 32. Qxa7 Ng6 33. Bb8 Qd8 34. Qc7 Qe8 35. d7 Re1+ 36. Kh2 Qe2 37. d8Q Qxf2 38. Rxe1 Nh4 39. Qg3 1-0

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.20"]
[Round "3"]
[White "Schoene, Finn"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1813"]
[BlackElo "1837"]
[PlyCount "120"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. e3 Bf5 5. Nf3 e6 6. Ne5 Nbd7 7. g4 Nxe5 8. dxe5 Nxg4 9. Bd3 Bxd3 10. Qxd3 h5 11. f3 Nh6 12. 0-0-0 Be7 13. Rhg1 g6 14. e4 c6 15. Qe3 Ng8 16. exd5 cxd5 17. Ne4 Qc7 18. Nd6+ Bxd6 19. exd6 Qc6 20. Qe5 Rh7 21. Rge1 Kd7 22. Rd3 Rc8 23. Rc3 Qb6 24. Rc7+ Rxc7 25. dxc7 Ne7 26. Qf6 Nc6 27. Rd1 Qc5 28. c4 Qxc4+ 29. Kb1 Qc5 30. Rc1 Qf8 31. Be5 Kc8 32. Rxc6 bxc6 33. Qf4 f6 34. Bd6 Qh8 35. Qa4 Kd7 36. Qxa6 Qc8 37. Qa3 Rh8 38. Qc5 Re8 39. b4 e5 40. b5 cxb5 41. Qxd5 Qa8 42. Qd3 Ke6 43. Bc5 Qd5 44. Qxb5 Rc8 45. Qb8 Kd7 46. Bb6 Qxf3 47. Ba5 Qh1+ 48. Kb2 Qxh2+ 49. Kb1 Qh1+ 50. Kb2 Qg2+ 51. Kb1 Qe4+ 52. Kb2 Qe2+ 53. Kb1 Qd3+ 54. Kb2 Qd5 55. Bb6 Qb5+ 56. Kc2 e4 57. Ba7 Rxc7+ 58. Kd2 Qd3+ 59. Ke1 Rc1+ 60. Kf2 Qf3# 0-1

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.19"]
[Round "1"]
[White "Burkart, Lloyd Shang"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2168"]
[BlackElo "1837"]
[PlyCount "24"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. dxc5 Bxc5 9. a3 a5 10. Qc2 Be7 11. Nc3 0-0 12. Rd1 Bg4 1/2-1/2

[Event "GER-ch U14"]
[Site "Willingen"]
[Date "2024.05.19"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Herrmann, Jakob"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1837"]
[BlackElo "2060"]
[PlyCount "93"]
[EventDate "2024.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 c6 8. Qc2 Nh5 9. Bxe7 Qxe7 10. Nge2 Ndf6 11. h3 g6 12. g4 Ng7 13. 0-0-0 0-0 14. Rdg1 Re8 15. Nf4 Bd7 16. Kb1 Rac8 17. Qe2 Ne6 18. Qd1 Qd6 19. Nxe6 Qxe6 20. Qf3 Kg7 21. Ne2 Ne4 22. Bxe4 Qxe4+ 23. Qxe4 dxe4 24. Rc1 Be6 25. b4 b6 26. Rc2 Re7 27. Rhc1 Rec7 28. Kb2 Kh6 29. Nc3 Bc4 30. g5+ Kh5 31. Nxe4 Bd3 32. Nd6 Bxc2 33. Nxc8 Rxc8 34. Rxc2 Kxg5 35. Kb3 f5 36. d5 c5 37. bxc5 bxc5 38. d6 Kf6 39. Kc4 Ke6 40. Rd2 g5 41. d7 Rd8 42. Kxc5 h5 43. Rd6+ Ke7 44. Kc6 h4 45. Rh6 a5 46. Rh7+ Ke6 47. Kc7 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.30"]
[Round "7.5"]
[White "Vu, Hoang Bach"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1230"]
[BlackElo "1775"]
[PlyCount "113"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. g3 g6 6. Bg2 Bg7 7. Nc3 0-0 8. 0-0 Qc7 9. b3 d6 10. Bb2 Bd7 11. Qd2 Nxd4 12. Qxd4 Bc6 13. Nd5 Bxd5 14. Bxd5 e6 15. Bg2 Nh5 16. Qd2 Rfd8 17. Rac1 Bxb2 18. Qxb2 Rac8 19. Rfd1 Ng7 20. Rd3 b5 21. Rdc3 b4 22. Rd3 d5 23. Qd2 a5 24. Rd1 Re8 25. cxd5 exd5 26. Bxd5 Nf5 27. Bc4 Re7 28. Rd7 Qe5 29. Qd5 Qxd5 30. R1xd5 Ra8 31. Rxe7 Nxe7 32. Rd7 Kf8 33. Bd5 Rc8 34. Bc4 Rc5 35. Kg2 h5 36. f4 Ke8 37. Rd2 Nf5 38. Kf3 Ke7 39. Ke4 Nd6+ 40. Kd4 Nxc4 41. bxc4 Kd6 42. e4 Kc6 43. h3 Kb6 44. g4 Kc6 45. f5 hxg4 46. hxg4 gxf5 47. gxf5 f6 48. Rg2 Kb6 49. Rg8 Rc7 50. Rd8 Rc6 51. Rd5 Rc7 52. Rd6+ Rc6 53. c5+ Kb5 54. Rxc6 Kxc6 55. Kc4 a4 56. Kxb4 a3 57. Kc4 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.29"]
[Round "6.7"]
[White "Luccone, Constantin"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1377"]
[BlackElo "1775"]
[PlyCount "62"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Brackel"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Bd3 Nf6 8. 0-0 0-0 9. Re1 d5 10. exd5 cxd5 11. Bg5 Bb7 12. Rb1 Re8 13. Bf4 a6 14. Qd2 Nd7 15. Bh6 Bh8 16. Re2 e5 17. Ree1 Qb6 18. Be2 Qc6 19. Bg5 d4 20. Ne4 f5 21. Bf3 fxe4 22. Bxe4 Qb6 23. Bxb7 Qxb7 24. Qa5 Bg7 25. Rbc1 h6 26. Bh4 e4 27. Qa4 Kh7 28. Rb1 Nc5 29. Qc4 Rac8 30. Qe2 Re6 31. Bg3 Rce8 0-1

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.29"]
[Round "5.5"]
[White "Mandalka, Justus"]
[Black "Derr, Oleg"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "1775"]
[BlackElo "1801"]
[PlyCount "106"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Offenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bf5 5. Bc4 e6 6. 0-0 Be7 7. Re1 0-0 8. Nc3 Nb6 9. Bd3 Bxd3 10. Qxd3 d5 11. Ne2 c5 12. c3 Nc6 13. Bd2 Rc8 14. dxc5 Nd7 15. b4 Ndxe5 16. Nxe5 Nxe5 17. Qg3 Nc4 18. Bh6 Bf6 19. Nd4 Kh8 20. Be3 a5 21. a3 Nxe3 22. Rxe3 b6 23. Nb3 a4 24. Nd4 bxc5 25. Ne2 d4 26. Rd3 c4 27. Rxd4 Bxd4 28. Nxd4 Qd5 29. Re1 Rfe8 30. Re5 Qd6 31. f4 g6 32. Qh4 Qd8 33. Qe1 Kg8 34. h3 Qd7 35. Qe2 f6 36. Rxe6 Rxe6 37. Qxe6+ Qxe6 38. Nxe6 Re8 39. Nd4 Re3 40. Nb5 Kf8 41. Kf2 Rd3 42. Ke2 Ke7 43. Kf2 Kd7 44. Ke1 Kc6 45. Nd4+ Kb6 46. Ne2 h6 47. g3 g5 48. fxg5 fxg5 49. Kf2 Rd2 50. Ke3 Ra2 51. g4 Rxa3 52. Kd4 Ra2 53. Ng3 Rg2 0-1

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.28"]
[Round "4.3"]
[White "Li, Yunqi"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1667"]
[BlackElo "1775"]
[PlyCount "79"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Kornwestheim"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 cxd4 7. Nxd4 Be7 8. g3 0-0 9. Bg2 Nc6 10. 0-0 Nxd4 11. Qxd4 Be6 12. Rfd1 Qa5 13. a3 Rfd8 14. Rac1 Rd7 15. Qa4 Qxa4 16. Nxa4 b6 17. Nc3 Rad8 18. Nb5 h6 19. Bxf6 Bxf6 20. Nd4 Bxd4 21. Rxd4 Kf8 22. e3 Ke7 23. Bf1 Kd6 24. Rcd1 Kc6 25. Ba6 Kc7 26. R4d3 Kb8 27. Bb5 Rd6 28. e4 d4 29. f4 f6 30. Rc1 Bc8 31. Bc6 Bb7 32. Bxb7 Kxb7 33. Kf2 Rc6 34. Rxc6 Kxc6 35. Rd2 b5 36. Ke2 a5 37. b3 Kc5 38. Rc2+ Kb6 39. Kd3 Rd7 40. e5 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.28"]
[Round "3.8"]
[White "Mandalka, Justus"]
[Black "Wagner, Cosima Thien An"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1775"]
[BlackElo "1531"]
[PlyCount "81"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Tegernsee"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. Be2 0-0 8. 0-0 d6 9. h3 Bd7 10. Qd2 a6 11. Rad1 b5 12. a3 Qc7 13. Nxc6 Bxc6 14. Bf3 Qb7 15. Rfe1 Nd7 16. Bh6 Ne5 17. Bxg7 Nxf3+ 18. gxf3 Kxg7 19. Nd5 Rfe8 20. c3 Bd7 21. Kg2 Be6 22. Qd4+ Kg8 23. Qe3 Rab8 24. h4 Kh8 25. Qg5 f6 26. Nxf6 exf6 27. Qxf6+ Qg7 28. Qxg7+ Kxg7 29. Rxd6 a5 30. Ra6 Ra8 31. Rxa8 Rxa8 32. Rd1 Ra6 33. Kg3 Kf6 34. Kf4 h6 35. Rd4 Ke7 36. a4 bxa4 37. Rxa4 Bb3 38. Rd4 Rd6 39. Ke5 Re6+ 40. Kf4 Rd6 41. Ke5 1/2-1/2

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.27"]
[Round "1.3"]
[White "Mandalka, Justus"]
[Black "Rodriguez Klasen, Ennio"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "1775"]
[BlackElo "1622"]
[PlyCount "74"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Berlin Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bg5 Be7 8. Be2 Nxe4 9. Nxe4 Bxg5 10. Nd6+ Ke7 11. Qd3 Qa5+ 12. c3 Qd5 13. Rd1 Qxd3 14. Rxd3 Ba6 15. Rd4 Bxe2 16. Kxe2 Rab8 17. b3 Bf6 18. Rd3 Be5 19. Rhd1 Bxd6 20. Rxd6 Rhd8 21. c4 Rb6 22. R1d2 c5 23. R6d3 a5 24. g3 f5 25. h4 h5 26. f4 d6 27. Re3 Rb7 28. Red3 Rbd7 29. Re3 Kf6 30. Rd1 Re7 31. Rd2 e5 32. Rd5 e4 33. a4 Ke6 34. Kd2 Rb7 35. Kc2 Rdb8 36. Rd1 Rb6 37. Rd5 R6b7 1/2-1/2

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2023.12.27"]
[Round "2.8"]
[White "Vlach, Ludwig"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1363"]
[BlackElo "1775"]
[PlyCount "137"]
[EventDate "2023.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]
[WhiteTeam "Trier SG"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Bc4 d6 9. Bb3 Bd7 10. Qd2 Ne5 11. g4 Qa5 12. h4 Rfc8 13. h5 Rxc3 14. Qxc3 Qxc3+ 15. bxc3 Nxf3+ 16. Nxf3 Nxe4 17. Bd4 e5 18. Be3 Bxg4 19. Ng5 Nxg5 20. Bxg5 e4 21. hxg6 Bxc3+ 22. Kf2 hxg6 23. Raf1 Bf3 24. Rh4 Bd4+ 25. Be3 Bf6 26. Rf4 Kg7 27. Bxf7 Be5 28. Bd5 Bxf4 29. Bxf4 Kf6 30. Ke3 g5 31. Bg3 g4 32. Bxe4 Re8 33. Kd3 Kg5 34. Bxf3 gxf3 35. Rg1 Kf5 36. Rf1 Kg4 37. Bf2 b6 38. Rg1+ Kf4 39. Bg3+ Kf5 40. Re1 Rg8 41. Bf2 Rg7 42. Ke3 Rc7 43. Kd3 Rh7 44. Re8 Kg4 45. Ke3 Rc7 46. Kd3 Rh7 47. Rc8 Re7 48. Rg8+ Kf4 49. Rf8+ Kg4 50. Rh8 Kf4 51. Rh4+ Kg5 52. Rh1 Kf4 53. Re1 Rh7 54. Re4+ Kf5 55. Ke3 Rc7 56. c4 d5 57. Rf4+ Ke6 58. cxd5+ Kxd5 59. Rd4+ Ke6 60. Re4+ Kd5 61. Kxf3 Rf7+ 62. Rf4 Rxf4+ 63. Kxf4 Kc4 64. Be1 Kb5 65. a3 a5 66. Ke3 Ka4 67. Kd3 Kxa3 68. Kc2 a4 69. Bf2 1/2-1/2

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.26"]
[Round "6"]
[White "Mandalka, Justus"]
[Black "Stuemer, Paul"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1751"]
[BlackElo "2115"]
[PlyCount "127"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qa5 12. Nxc6 bxc6 13. c3 Rb8 14. Qc2 Bf5 15. Qe2 c5 16. Bd5 Rfd8 17. Rfd1 h5 18. h3 Qc7 19. Bg5 Re8 20. Rd2 Qe5 21. Re1 Qxe2 22. Rexe2 e5 23. f3 Be6 24. Be3 Bf8 25. Bf2 Bh6 26. Rd1 c4 27. Bc6 Re7 28. Bc5 Rc7 29. Bd6 Rd8 30. Ba4 Rb7 31. Bxe5 Rxd1+ 32. Bxd1 Bc1 33. b4 cxb3 34. axb3 Rd7 35. Bc2 Bg5 36. Bd4 Re7 37. b4 h4 38. Re4 Rd7 39. f4 Be7 40. Ba4 Rc7 41. Be5 Rc8 42. Bb5 f6 43. Bxf6 Bxf6 44. Rxe6 Kf7 45. Ra6 Rxc3 46. Rxa7+ Ke6 47. Ra6+ Kf7 48. Rc6 Bd4+ 49. Kf1 Rxc6 50. Bxc6 Be3 51. f5 gxf5 52. Ke2 Bg1 53. Bd7 Kf6 54. Kd3 Ke5 55. Kc4 f4 56. Kb5 Kd6 57. Bg4 Kc7 58. Bf3 Bf2 59. Kc4 Kb6 60. Be2 Be1 61. b5 Bf2 62. Kd5 Bg3 63. Ke6 Kc5 64. Kf5 1/2-1/2

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.26"]
[Round "7"]
[White "Von Wahden, Jens"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "D33"]
[WhiteElo "1904"]
[BlackElo "1751"]
[PlyCount "119"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Bf5 8. 0-0 Rc8 9. Bg5 cxd4 10. Nxd4 Nxd4 11. Qxd4 Be7 12. Qxa7 0-0 13. Qd4 h6 14. Bxf6 Bxf6 15. Qxd5 Bxc3 16. bxc3 Qxd5 17. Bxd5 Rxc3 18. Rfc1 Rxc1+ 19. Rxc1 Re8 20. Rc7 Be6 21. e4 Bxd5 22. exd5 Rd8 23. Rxb7 Rxd5 24. a4 Ra5 25. Rb4 Kf8 26. h4 Ke7 27. g4 g5 28. h5 Ra6 29. f3 f5 30. Kf2 fxg4 31. fxg4 Kd6 32. Ke3 Kc5 33. Re4 Kd5 34. Kd3 Ra7 35. Rd4+ Ke5 36. Kc3 Ra8 37. Rc4 Kd5 38. Rd4+ Ke5 39. Rb4 Kd5 40. Kb3 Ra6 41. Rb5+ Ke4 42. Rb4+ Kf3 43. Kc4 Ra5 44. Kb3 Ra6 45. Rc4 Rb6+ 46. Ka3 Rb1 47. a5 Kg3 48. Ka4 Rb2 49. a6 Rb8 50. Ka5 Ra8 51. Kb6 Rb8+ 52. Kc7 Ra8 53. Kb7 Rf8 54. a7 Rf7+ 55. Kb8 Rf8+ 56. Rc8 Rxc8+ 57. Kxc8 Kxg4 58. a8Q Kxh5 59. Kd7 g4 60. Ke6 1-0

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.25"]
[Round "5"]
[White "Hildebrandt, Paul"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1479"]
[BlackElo "1751"]
[PlyCount "86"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 d5 4. d4 e6 5. 0-0 b6 6. b3 Bb7 7. Bb2 Nf6 8. Nbd2 Rc8 9. c4 Be7 10. Re1 0-0 11. e4 dxe4 12. Nxe4 Nxe4 13. Rxe4 Nxd4 14. Re3 Bxf3 15. Bxf3 Bf6 16. Rd3 Qc7 17. Rb1 Rfd8 18. Kg2 Nxf3 19. Qxf3 Rxd3 20. Qxd3 Qc6+ 21. f3 Rd8 22. Qe2 Bxb2 23. Rxb2 Qd6 24. h4 Qd3 25. Qe5 Qd4 26. Qxd4 Rxd4 27. g4 e5 28. Kg3 f6 29. Re2 Kf7 30. h5 g6 31. Kh4 gxh5 32. Kxh5 Rd3 33. Rf2 e4 34. Kh4 exf3 35. Kg3 Kg6 36. Kf4 a6 37. Rxf3 Rxf3+ 38. Kxf3 Kg5 39. Kg3 a5 40. a3 f5 41. gxf5 Kxf5 42. Kf3 Ke5 43. Ke3 h6 0-1

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.25"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Baladjaev, Emin"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1751"]
[BlackElo "1927"]
[PlyCount "64"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nf6 6. Be2 0-0 7. Be3 a6 8. Bf3 Nbd7 9. h4 Re8 10. Qe2 Ne5 11. 0-0-0 Bf8 12. h5 h6 13. Rdg1 Nfg4 14. Nf5 Nxe3 15. fxe3 c6 16. g4 Qg5 17. Nd1 Qf6 18. Nf2 d5 19. exd5 Bxf5 20. gxf5 cxd5 21. Bxd5 Rac8 22. Ne4 Qxf5 23. Rf1 Qd7 24. Qg2 Kh8 25. Nf6 gxf6 26. Rhg1 Qg4 27. Qxg4 Nxg4 28. Rxg4 Rc7 29. Rfg1 Bc5 30. Kb1 Bxe3 31. Rf1 Bg5 32. Be4 Rce7 0-1

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.24"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Poysti, Nathanael Nicolai"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1751"]
[BlackElo "2142"]
[PlyCount "80"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 Bg4 7. 0-0 e6 8. Bg5 Bd6 9. Re1 Qc7 10. h3 Bh5 11. Nbd2 0-0 12. Qb1 Bg6 13. Bxf6 gxf6 14. Bxg6 hxg6 15. Qd3 Ne7 16. c4 dxc4 17. Nxc4 Rfd8 18. Nxd6 Rxd6 19. Rac1 Qb6 20. Qa3 Rad8 21. Rc4 Nc6 22. Re4 Kg7 23. Qc3 Rd5 24. Rh4 Qa5 25. Qxa5 Rxa5 26. a3 Rb5 27. b4 a5 28. Rc5 Rd5 29. Re4 axb4 30. axb4 Rxb4 31. Rxd5 exd5 32. Re1 b5 33. Rd1 Kf8 34. Kf1 Ke7 35. Ke2 Rb2+ 36. Rd2 Rb1 37. Kd3 Ra1 38. Rb2 b4 39. Rc2 Kd6 40. Nd2 Ra3+ 0-1

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.24"]
[Round "3"]
[White "Mayer, Frank1"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2006"]
[BlackElo "1751"]
[PlyCount "67"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. c4 Nc6 5. Bxd3 g6 6. Nc3 Bg7 7. Nf3 Nf6 8. 0-0 0-0 9. h3 d6 10. Bg5 Be6 11. Rc1 Nd7 12. b3 Qa5 13. Bd2 Nc5 14. Bb1 Qd8 15. Be3 Rc8 16. Nd4 Qa5 17. f4 Bd7 18. Nd5 Rfe8 19. f5 e6 20. fxg6 hxg6 21. Nf6+ Bxf6 22. Rxf6 Nxe4 23. Bxe4 Qe5 24. Qf3 Nxd4 25. Bxd4 Qxd4+ 26. Kh1 Re7 27. Rf1 Be8 28. Rxg6+ fxg6 29. Qf8+ Kh7 30. Qxe7+ Qg7 31. Qxe6 Rd8 32. Qg4 Rd7 33. Bd5 Qh6 34. Qe4 1-0

[Event "Heusenstamm Sparkassen op-A 9th"]
[Site "Heusenstamm"]
[Date "2023.11.23"]
[Round "1"]
[White "Wahlund, Max"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "2079"]
[BlackElo "1751"]
[PlyCount "68"]
[EventDate "2023.11.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 a6 7. cxd5 exd5 8. Be2 Bf5 9. 0-0 Rc8 10. Re1 Bd6 11. dxc5 Bxc5 12. b4 Bd6 13. Bb2 0-0 14. Nd4 Nxd4 15. Qxd4 Re8 16. Rad1 Be5 17. Qd2 Bxc3 18. Bxc3 Ne4 19. Qxd5 Qxd5 20. Rxd5 Nxc3 21. Rxf5 Nxe2+ 22. Kf1 Nc3 23. g4 g6 24. Rf4 Re4 25. Rf6 Rxg4 26. Rb6 Rc7 27. f3 Rh4 28. Kg2 Nb5 29. Kg3 Rhc4 30. a4 Nc3 31. b5 Nxa4 32. Rd6 axb5 33. Rb1 Nc3 34. Ra1 b4 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.11"]
[Round "7"]
[White "Fernandez Egea, Andres"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1825"]
[BlackElo "1560"]
[PlyCount "160"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Nbd2 cxd4 7. Bc4 Bxf3 8. Bxd5 Bxd1 9. Kxd1 dxc3 10. bxc3 Rc8 11. Ke2 Nf6 12. Bb3 e6 13. Bb2 Nd5 14. g3 Be7 15. Rhe1 0-0 16. Kf1 Rfd8 17. Rad1 b5 18. c4 bxc4 19. Nxc4 Bb4 20. Re4 Nc3 21. Rxd8+ Rxd8 22. Rg4 f5 23. Ne5 Nd4 24. Rxd4 Rxd4 25. Nc6 Rd2 26. Bc1 Rxa2 27. Bxe6+ Kf8 28. Nxb4 Ra1 29. Nd3 Ke7 30. Bb3 Ne4 31. Ke2 Nc5 32. Bg5+ Kd6 33. Nxc5 Kxc5 34. Be6 g6 35. Bh6 Rb1 36. Be3+ Kd6 37. Bg8 Rb7 38. Kd3 h5 39. h4 Rg7 40. Bb3 Rb7 41. Bf4+ Kc5 42. Kc3 Re7 43. Be3+ Kc6 44. Bc4 a5 45. Kb3 Rb7+ 46. Ka3 Kd6 47. Bd3 Rb4 48. Bc2 Rc4 49. Bb3 Rc3 50. Ka4 Ke5 51. Bf7 Rc6 52. Kxa5 Kf6 53. Bd5 Rc8 54. Kb5 Ke5 55. Bf7 Kf6 56. Bd5 Ke5 57. Bc6 Kd6 58. Bf4+ Ke6 59. Kc5 Rd8 60. Bb5 Rc8+ 61. Kd4 Rd8+ 62. Ke3 Rc8 63. Bd3 Rc6 64. Kd4 Kf6 65. Bc4 Rc8 66. Bg5+ Kg7 67. Be7 Re8 68. Bd6 Re4+ 69. Kd3 Kf6 70. Bd5 Re8 71. Bf4 Re1 72. Kd4 Re2 73. Be3 Rc2 74. Bc4 Rb2 75. Kd5 Rb8 76. Bg5+ Kg7 77. Ke6 Rb6+ 78. Ke5 Rc6 79. Bd5 Ra6 80. Be3 Kh7 1/2-1/2

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.10"]
[Round "6"]
[White "Bremer, Vincent"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1957"]
[BlackElo "1560"]
[PlyCount "52"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. f4 e5 11. Ndb5 exf4 12. Rxf4 Bh6 13. Qxd6 Ne8 14. Qd2 Bxf4 15. Bxf4 Be6 16. Nd5 a6 17. Nbc3 f6 18. Rd1 Ne5 19. Qd4 Bxd5 20. Bxe5 fxe5 21. Qxe5 Qb6+ 22. c5 Qxc5+ 23. Kh1 Nf6 24. Rf1 Rae8 25. Qg5 Nxe4 26. Qxd5+ Qxd5 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.10"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Francke, Helmut"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1560"]
[BlackElo "1875"]
[PlyCount "114"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 a6 5. Bxd7+ Bxd7 6. 0-0 g6 7. e5 dxe5 8. dxe5 Bg7 9. Qe2 Qc7 10. Re1 Nh6 11. Bxh6 Bxh6 12. Nc3 Be6 13. Ne4 Rc8 14. Neg5 Qc6 15. c4 0-0 16. Rad1 Rfd8 17. Rd3 Rxd3 18. Qxd3 Bf5 19. Ne4 Bxe4 20. Rxe4 Qc7 21. e6 f6 22. Qd7 Bf8 23. Qxc7 Rxc7 24. Ne1 Rc6 25. Kf1 f5 26. Re2 Rd6 27. Re3 Bh6 28. Re2 Kg7 29. g3 Kf6 30. f4 Rxe6 31. Rxe6+ Kxe6 32. Nd3 b6 33. h4 Bg7 34. a4 Kd6 35. Kf2 Bd4+ 36. Kf3 e5 37. fxe5+ Bxe5 38. b3 Bd4 39. Kf4 Bf6 40. h5 Ke6 41. a5 g5+ 42. Kf3 Bd8 43. axb6 Bxb6 44. Ke3 Kf6 45. Kf3 g4+ 46. Kf2 Bc7 47. b4 Bb8 48. bxc5 a5 49. c6 Ke7 50. Ke3 Bxg3 51. Kd4 Kd6 52. c5+ Kxc6 53. Kc4 Bc7 54. Ne1 f4 55. Nc2 Be5 56. Ne1 f3 57. Nd3 Bg3 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.09"]
[Round "4"]
[White "Krombach, Karl Heinz"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1869"]
[BlackElo "1560"]
[PlyCount "78"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. e3 Nf6 7. Be2 Bf5 8. 0-0 Rc8 9. a3 Qd7 10. dxc5 Bxc5 11. Na4 Bd6 12. b4 Nxb4 13. axb4 Bc2 14. Qd4 Bxa4 15. Ne5 Qc7 16. Rxa4 Bxe5 17. Bb5+ Ke7 18. Qc5+ Qxc5 19. bxc5 a6 20. Bd3 Nd7 21. Bf5 g6 22. Bxd7 Kxd7 23. Ba3 f5 24. Rb4 Rxc5 25. Rxb7+ Rc7 26. Rb6 Rc6 27. Rb7+ Bc7 28. Rd1 Ke6 29. Rb3 Rb8 30. Rbd3 Rb5 31. g3 a5 32. Kg2 Rc2 33. h3 Rc4 34. R1d2 a4 35. f4 Ba5 36. Rd1 Rc3 37. Bf8 Rb2+ 38. Kf3 Rxd3 39. Rxd3 Be1 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.08"]
[Round "3"]
[White "Mandalka, Justus"]
[Black "Moldenhauer, Lennart"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1560"]
[BlackElo "1530"]
[PlyCount "69"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 g6 2. a3 Bg7 3. Bc4 d6 4. Nc3 Nf6 5. d3 Nc6 6. Be3 Ng4 7. Qf3 Nce5 8. Qe2 Nxe3 9. Qxe3 Nxc4 10. dxc4 0-0 11. Nge2 f5 12. exf5 gxf5 13. f4 e5 14. 0-0-0 Qe7 15. Nd5 Qf7 16. Kb1 Be6 17. h4 Rfe8 18. Qg3 Kh8 19. h5 Rg8 20. Qh4 c6 21. Ndc3 Bf6 22. Qh2 Rad8 23. c5 Bd5 24. Nxd5 cxd5 25. cxd6 e4 26. Qh3 Rg4 27. Nc3 Rxd6 28. Nxe4 Rb6 29. Nxf6 Qxf6 30. c3 Qd6 31. Ka1 Rxf4 32. Rhe1 Rf2 33. h6 Qf8 34. Qg3 Rc2 35. Re8 1-0

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.08"]
[Round "2"]
[White "Schloemer, Andreas"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1631"]
[BlackElo "1560"]
[PlyCount "70"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. e4 Nc6 5. Ne2 e6 6. Nbc3 Nge7 7. 0-0 0-0 8. d3 b6 9. Rb1 Bb7 10. f4 Nd4 11. Nxd4 Bxd4+ 12. Kh1 f5 13. Qe2 Re8 14. Nb5 d6 15. Nxd4 cxd4 16. b4 Qc7 17. b5 a6 18. a4 axb5 19. axb5 Qc5 20. Bd2 Ra2 21. exf5 Bxg2+ 22. Kxg2 Nxf5 23. Kg1 Ne3 24. Ra1 Rea8 25. Rxa2 Rxa2 26. Re1 Qa3 27. Rb1 Rc2 28. Rd1 Qa2 29. g4 Kg7 30. Qf3 Rxd2 31. Qb7+ Kf6 32. g5+ Kf5 33. Qe4+ Kg4 34. h3+ Kg3 35. Rxd2 Qa1+ 0-1

[Event "Rhein Main op-B 25th"]
[Site "Bad Homburg"]
[Date "2023.06.07"]
[Round "1"]
[White "Mandalka, Justus"]
[Black "Fang, Borui"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1560"]
[BlackElo "1420"]
[PlyCount "33"]
[EventDate "2023.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Nd5 7. c4 Nb6 8. Nc3 Ba6 9. b3 Bb4 10. Bb2 0-0 11. Qd4 c5 12. Qf4 d5 13. 0-0-0 d4 14. Ne4 Qe7 15. Nf6+ Kh8 16. Bd3 g6 17. Qh6 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.06.03"]
[Round "9"]
[White "Mandalka, Justus"]
[Black "Albrecht, Neil"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1560"]
[BlackElo "1690"]
[PlyCount "86"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. b3 Bb7 10. Bb2 0-0-0 11. Nd2 c5 12. 0-0-0 g6 13. a4 Kb8 14. h4 Bg7 15. h5 Rhe8 16. hxg6 hxg6 17. Re1 d6 18. exd6 Bxb2+ 19. Kc2 Qxe2 20. dxc7+ Kxc7 21. Bxe2 Bf6 22. Bf3 Rxe1 23. Rxe1 Bg5 24. Nb1 Bxf3 25. gxf3 Bf6 26. Nc3 Bxc3 27. Kxc3 a5 28. Re7+ Rd7 29. Re8 Nc8 30. Re5 Kb6 31. Re8 Nd6 32. Rb8+ Rb7 33. Rf8 Nf5 34. f4 Nd4 35. Rc8 Ne2+ 36. Kd3 Nxf4+ 37. Ke3 Ne6 38. Kd3 Rd7+ 39. Kc3 Kb7 40. Re8 g5 41. Rg8 Rd8 42. Rxd8 Nxd8 43. Kd3 f5 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.06.02"]
[Round "8"]
[White "Mandalka, Justus"]
[Black "Merenda, Lukas Benedikt"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1560"]
[BlackElo "1479"]
[PlyCount "79"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c3 Nf5 10. a4 Be7 11. Be2 0-0 12. 0-0 Nh4 13. Be3 b6 14. Qd2 g5 15. a5 bxa5 16. Nxa7 Bd7 17. Nc6 Bxc6 18. dxc6 f5 19. c7 Qxc7 20. Bxg5 f4 21. Bxh4 Bxh4 22. Bf3 Rae8 23. Qd5+ Kh8 24. Be4 Qb6 25. Rxa5 Qxb2 26. Rb5 Qe2 27. Rb7 Be7 28. Bf3 Qc2 29. Bh5 Qf5 30. Bxe8 Rxe8 31. Qc6 Qg6 32. Ra1 e4 33. Re1 Bh4 34. Rb2 e3 35. Kh1 Rg8 36. g3 fxg3 37. fxg3 Bg5 38. Ra1 Qd3 39. Rg2 e2 40. Re1 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.06.01"]
[Round "7"]
[White "Buchinger, Alexis"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1943"]
[BlackElo "1560"]
[PlyCount "181"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. 0-0 Nf6 7. Be3 b6 8. Nc3 Bg4 9. h3 Bxf3 10. Qxf3 e5 11. Qg3 Nd7 12. Rae1 0-0 13. f4 Qe7 14. f5 a5 15. Qf3 b5 16. a4 b4 17. Ne2 b3 18. cxb3 Rab8 19. Nc1 c4 20. dxc4 Bf6 21. Rd1 Kg7 22. Qf2 Rb7 23. Qd2 Ra8 24. g4 g5 25. Qd6 Rc8 26. Kg2 Qxd6 27. Rxd6 Be7 28. Rd3 f6 29. Rfd1 Rcc7 30. Kf3 Nc5 31. Bxc5 Bxc5 32. Rd8 Bd4 33. Rd2 c5 34. h4 gxh4 35. Rh2 Rf7 36. Ra8 Ra7 37. Rxa7 Rxa7 38. Rxh4 Bxb2 39. Nd3 Bd4 40. Rh1 Rb7 41. Rb1 Kh6 42. Ne1 Kg5 43. Nc2 Rb8 44. b4 Kh6 45. b5 Rb6 46. Ne3 Bxe3 47. Kxe3 Rd6 48. Rb2 Rd4 49. b6 Rd8 50. b7 Rb8 51. Rb5 Kg5 52. Kf3 h5 53. gxh5 Kxh5 54. Kg3 Rg8+ 55. Kf3 Rb8 56. Rxa5 Rxb7 57. Rb5 Rc7 58. a5 Kg5 59. a6 Ra7 60. Rb6 Rc7 61. Ke3 Rd7 62. Rc6 Ra7 63. Rxc5 Rxa6 64. Rd5 Ra3+ 65. Rd3 Ra5 66. Rc3 Rc5 67. Rc2 Kg4 68. Rg2+ Kh5 69. Rg6 Rxc4 70. Rxf6 Rc3+ 71. Kd2 Rc4 72. Kd3 Rd4+ 73. Ke3 Ra4 74. Rg6 Ra3+ 75. Kd2 Ra4 76. Kd3 Rd4+ 77. Ke3 Ra4 78. Rg1 Ra3+ 79. Ke2 Kh6 80. Rg6+ Kh5 81. Re6 Ra5 82. Rg6 Rb5 83. Kd3 Rc5 84. Rg2 Rc1 85. Rc2 Rd1+ 86. Ke3 Re1+ 87. Kf3 Rf1+ 88. Ke2 Ra1 89. Rc5 Kg5 90. Rxe5 Kf4 91. Re6 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "5"]
[White "Gavrylyuk, Oleksandr"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1226"]
[BlackElo "1560"]
[PlyCount "76"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. Be3 Nd7 14. b3 Nc5 15. Rab1 e6 16. Rfd1 Be5 17. Bf1 Qh4 18. g3 Qf6 19. Ne2 Qxf3 20. Bg2 Qf6 21. Bg5 Qh8 22. Qe3 f5 23. exf5 gxf5 24. Bxc6 bxc6 25. Be7 Rf7 26. Bxd6 Ne4 27. Bxe5 Qxe5 28. Qd4 Qc7 29. Rd3 Ng5 30. Re1 e5 31. Qh4 Rg7 32. Kg2 e4 33. Rc3 Nf3 34. Rxf3 exf3+ 35. Kxf3 Re8 36. Rd1 Qe5 37. Re1 Qe3+ 38. Kg2 f4 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "6"]
[White "Mandalka, Justus"]
[Black "Mohylnyi, Stepan"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "1560"]
[BlackElo "2073"]
[PlyCount "92"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. Ngf3 Nc6 7. Nb3 c4 8. Nbd2 f5 9. Be2 Be7 10. 0-0 b5 11. c3 b4 12. Kh1 Nb6 13. Rg1 h5 14. Ng5 g6 15. Ndf3 Kf8 16. Nh4 Qe8 17. Qe1 Bxg5 18. fxg5 a5 19. Bd2 bxc3 20. Bxc3 Kg7 21. Qd2 Qe7 22. a3 Na4 23. g3 Bd7 24. Ng2 Rhb8 25. h4 Ra7 26. Nf4 Be8 27. Bd1 Nxc3 28. Qxc3 Rab7 29. Rg2 Kf7 30. Ba4 Rb6 31. Ra2 Qa7 32. Rd2 Ne7 33. Bd1 Nc8 34. Qf3 Ke7 35. Qc3 R6b7 36. Qf3 Nb6 37. Kh2 Kf7 38. Nxg6 Kxg6 39. Qxh5+ Kg7 40. Qh6+ Kg8 41. Qxe6+ Bf7 42. Qxf5 c3 43. bxc3 Nc4 44. Rf2 Ne3 45. Qf3 Nxd1 46. Qxd1 Rb6 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.30"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Shevchenko, Igor1"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1560"]
[BlackElo "1432"]
[PlyCount "43"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qe2 Bd6 10. f4 0-0 11. 0-0 b5 12. Bb3 Qb6+ 13. Kh1 c5 14. d3 a5 15. a4 b4 16. Bd2 Re8 17. Be1 Bb7 18. Bh4 Bxe5 19. fxe5 Nd5 20. Qh5 g6 21. Qh6 Qc6 22. Rxf7 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.29"]
[Round "3"]
[White "Sydykov, Bayastan"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1939"]
[BlackElo "1560"]
[PlyCount "65"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. h3 Nxd4 10. Bxd4 Qa5 11. 0-0 Be6 12. Qd3 Rfc8 13. b3 a6 14. f4 Nd7 15. Bxg7 Kxg7 16. f5 Qc5+ 17. Kh1 Ne5 18. Qg3 Bd7 19. Nd5 Re8 20. Nxe7 Rxe7 21. f6+ Kf8 22. Qh4 Bc6 23. Qxh7 Ke8 24. fxe7 Kxe7 25. Rad1 Re8 26. Qh4+ Kd7 27. Rf6 Re6 28. Bg4 Nxg4 29. Rxf7+ Kc8 30. Qxg4 Bd7 31. Rd5 Qe3 32. e5 Qc3 33. Rxd7 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Nemitz, Alfred"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1560"]
[BlackElo "2079"]
[PlyCount "83"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g6 10. Ba3 d6 11. exd6 Qxe2+ 12. Bxe2 Bg7 13. cxd5 Bxe2 14. Kxe2 Bxa1 15. Rc1 cxd6 16. Rxc6 0-0 17. f4 Rfe8+ 18. Kd3 Rac8 19. Rxd6 Re1 20. Rc6 Rd8 21. Nc3 Bxc3 22. Kxc3 Rxd5 23. Bc5 a5 24. Kc4 Rd2 25. g4 Re4+ 26. Kc3 Rd8 27. Bb6 Ra8 28. Rc4 Re2 29. Ra4 Rxh2 30. g5 Rc8+ 31. Kd3 Rcc2 32. a3 Rb2 33. b4 Rh3+ 34. Ke4 f5+ 35. gxf6 Rbb3 36. Rxa5 Rxa3 37. Rd5 Ra6 38. Bd4 Re6+ 39. Be5 Rb6 40. Rd8+ Kf7 41. Rd7+ Ke8 42. f7+ 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "1"]
[White "Tomi, Emilian"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1552"]
[BlackElo "1560"]
[PlyCount "46"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. f3 Nxd4 11. Bxd4 a5 12. b3 Bc6 13. Qd2 Nd7 14. Be3 Nc5 15. Rfc1 e6 16. Rab1 Qe7 17. Kh1 f5 18. exf5 Rxf5 19. Rd1 Be5 20. a3 Qh4 21. h3 Qg3 22. Bg1 Rg5 23. Bf1 Bxf3 0-1

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.30"]
[Round "7"]
[White "Ramming, Moritz"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1634"]
[BlackElo "1484"]
[PlyCount "78"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Kelheim"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 a5 12. 0-0 Bc6 13. Bf2 Nd7 14. Rfd1 Nc5 15. Rab1 b6 16. Bf1 Be5 17. Ne2 e6 18. Nd4 Bb7 19. Nb5 Qe7 20. b3 Rad8 21. b4 axb4 22. Qxb4 f5 23. exf5 Rxf5 24. Bd4 Rdf8 25. Bxe5 dxe5 26. Nd6 Qg5 27. Nxf5 Rxf5 28. Qxb6 Qe3+ 29. Kh1 Rxf3 30. Qd8+ Rf8 31. Qe7 Rf7 32. Rd8+ Kg7 33. Qd6 Ne4 34. Qxe5+ Kh6 35. Qd4 Nf2+ 36. Kg1 Nh3+ 37. Kh1 Nf2+ 38. Kg1 Nh3+ 39. Kh1 Nf2+ 1/2-1/2

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.29"]
[Round "6"]
[White "Mandalka, Justus"]
[Black "Nguyen, Thanh An"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "1484"]
[BlackElo "1219"]
[PlyCount "79"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Dresden Striesen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be2 Nf6 6. Bf3 Bc5 7. Nb3 Bb6 8. 0-0 0-0 9. Bg5 h6 10. Bh4 Ne5 11. Re1 g5 12. Bg3 Bc7 13. h3 Nxf3+ 14. Qxf3 Bxg3 15. Qxg3 Kh7 16. e5 Nd5 17. Nc3 Nxc3 18. Qd3+ Kh8 19. Qxc3 b6 20. Rad1 Qe7 21. Qf3 Rb8 22. Qh5 Kh7 23. Re3 Bb7 24. h4 Rg8 25. Rh3 gxh4 26. f3 Qg5 27. Qxg5 Rxg5 28. Rxd7 Kg6 29. Kf2 Rxe5 30. Rxh4 a6 31. Rc4 Bd5 32. Rcc7 Bxb3 33. axb3 Rf5 34. c4 h5 35. b4 b5 36. c5 Rf4 37. c6 Rxb4 38. Rxf7 Rxb2+ 39. Ke3 Rc2 40. Rg7+ 1/2-1/2

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.29"]
[Round "5"]
[White "Tuerel, Tugrul"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1605"]
[BlackElo "1484"]
[PlyCount "126"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Muenchen SF"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c4 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 Nd7 13. Be3 a5 14. b3 Nc5 15. Rab1 e6 16. Rfd1 Be5 17. g3 Qe7 18. Nb5 Rad8 19. Qxa5 Bxb5 20. Qxb5 Bg7 21. b4 Na6 22. f4 d5 23. e5 dxc4 24. Qxc4 Rc8 25. Qe4 Rfd8 26. Bxa6 Rxd1+ 27. Rxd1 bxa6 28. Bc5 Qc7 29. Qd3 Bf8 30. Rc1 a5 31. Qa6 axb4 32. Be3 Qxc1+ 33. Bxc1 Rxc1+ 34. Kg2 Rc2+ 35. Kf3 Rxh2 36. g4 h5 37. Kg3 Rh1 38. f5 gxf5 39. gxf5 exf5 40. Kf4 Rg1 41. e6 Rg6 42. exf7+ Kxf7 43. Qb7+ Be7 44. Qd5+ Kf8 45. Qa8+ Kf7 46. Kxf5 Rg5+ 47. Kf4 Rg4+ 48. Kf3 Rg5 49. Qc8 Rc5 50. Qa8 Rg5 51. Qh8 Ke6 52. Ke4 Rg4+ 53. Kd3 Rh4 54. Qe8 Kd6 55. Qc8 Bf6 56. Qe8 Be7 57. Qb8+ Ke6 58. Kc2 Rg4 59. Kb3 Rg5 60. Qf4 Kd7 61. Qd4+ Ke8 62. Qh8+ Kd7 63. Kc4 Ke6 1/2-1/2

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.28"]
[Round "4"]
[White "Klein, Levent"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1584"]
[BlackElo "1484"]
[PlyCount "43"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Kaiserslautern"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. Nc3 Nc6 5. Bf4 a6 6. e3 Nf6 7. h3 cxd4 8. Nxd4 Be7 9. cxd5 exd5 10. Be2 Bd7 11. a3 Nxd4 12. Qxd4 Bc6 13. Bf3 0-0 14. Rd1 Qa5 15. 0-0 Rfd8 16. Be5 Rac8 17. Qf4 h6 18. h4 b5 19. Rd4 Rd7 20. Rfd1 Rcd8 21. Qg3 Qb6 22. Rf4 1/2-1/2

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.28"]
[Round "3"]
[White "Mandalka, Justus"]
[Black "Park, Manuel"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1484"]
[BlackElo "1491"]
[PlyCount "67"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Kirchheim/Teck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nf3 Bc5 7. 0-0 0-0 8. Bg5 Be7 9. Nc3 h6 10. Bf4 b6 11. Re1 Bb7 12. a3 Rc8 13. e5 Ne8 14. Ne4 d5 15. exd6 Nxd6 16. Nxd6 Bxd6 17. Bxd6 Re8 18. Bg3 Ne7 19. Qe2 Nd5 20. Rad1 Qf6 21. Be5 Qe7 22. c4 Nf6 23. b4 a5 24. c5 Nd5 25. Bd6 Qf6 26. Qe4 g6 27. Qe5 Qxe5 28. Nxe5 axb4 29. axb4 Nxb4 30. cxb6 Nd5 31. Be4 Ba8 32. Bxd5 Bxd5 33. Bc7 Kh7 34. Nxf7 1-0

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.27"]
[Round "2"]
[White "Lu, Yunong Elias"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1678"]
[BlackElo "1484"]
[PlyCount "101"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 Nh6 6. Nge2 Nf5 7. d3 b6 8. b3 Bb7 9. Bb2 0-0 10. Qd2 d6 11. 0-0 h5 12. d4 Rb8 13. d5 Ne5 14. e4 Nh6 15. f4 Nd7 16. Nd1 b5 17. cxb5 Qb6 18. Bxg7 Kxg7 19. Qc3+ f6 20. a4 c4+ 21. Nd4 cxb3 22. Kh1 Rfc8 23. Ne6+ Kh7 24. Qxb3 Nc5 25. Nxc5 Qxc5 26. Nf2 Qc3 27. Qd1 Qa5 28. f5 gxf5 29. exf5 Rc5 30. Qxh5 Rg8 31. Rfe1 Qc7 32. Rad1 Rg5 33. Qh3 Rg7 34. Bf3 Rc4 35. Kg2 Bc8 36. Be4 Rxe4 37. Nxe4 Bxf5 38. Qh4 Rg4 39. Nxf6+ exf6 40. Qxf6 Be4+ 41. Kg1 Qc2 42. Qf2 Qxa4 43. Rd4 Qb3 44. Rdxe4 Rxe4 45. Rxe4 Qxd5 46. Qxa7+ Kg6 47. Qe3 Nf5 48. Qe2 Qc5+ 49. Kg2 Qd5 50. b6 Qc6 51. Kh3 1-0

[Event "GER-chT U12"]
[Site "Munich"]
[Date "2022.12.27"]
[Round "1"]
[White "Mandalka, Justus"]
[Black "Roos Nazario, Valentin"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "1484"]
[BlackElo "1196"]
[PlyCount "87"]
[EventDate "2022.12.26"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]
[WhiteTeam "Bad Homburg"]
[BlackTeam "Fritzdorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. 0-0 0-0 9. Qd2 Bd7 10. h3 h5 11. Rad1 Qc8 12. Bf3 Ne5 13. Kh2 Kh7 14. Rh1 Rh8 15. Kg1 Kg8 16. Bg5 a6 17. Bxf6 Bxf6 18. Nd5 Nc4 19. Nxf6+ exf6 20. Qc1 Ne5 21. Be2 Qc7 22. f4 Nc6 23. Bf3 Rc8 24. Nxc6 Qxc6 25. c3 Be6 26. Kh2 Qb6 27. a3 Kg7 28. Rd4 Rhd8 29. Rhd1 Rc7 30. Qd2 Rcd7 31. f5 Bb3 32. Rg1 Qc7 33. Kh1 Rh8 34. g4 hxg4 35. Bxg4 g5 36. e5 d5 37. exf6+ Kxf6 38. Rb4 Bc4 39. Qd4+ Qe5 40. Rxc4 dxc4 41. Qxd7 Qe4+ 42. Rg2 Qe1+ 43. Kh2 Qe5+ 44. Rg3 1-0

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.31"]
[Round "7"]
[White "Riechenberg, Sebastian"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1624"]
[BlackElo "1406"]
[PlyCount "49"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 a5 9. f3 a4 10. a3 Qa5 11. Qd2 d6 12. Qf2 Ne5 13. Be2 Ned7 14. Bb5 Nc5 15. Rfc1 Bd7 16. Bxd7 Nfxd7 17. Ndb5 Rac8 18. Bd4 Bh6 19. Be3 Bxe3 20. Qxe3 Ne5 21. Qg5 f6 22. Qg3 Nc4 23. Rab1 Qb6 24. Qf2 Rc6 25. Nd4 1/2-1/2

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.30"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Turel, Tugrul"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1406"]
[BlackElo "1481"]
[PlyCount "98"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. 0-0 0-0 10. Nc3 Bg4 11. Bxc6 bxc6 12. Be3 f6 13. Nxe4 dxe4 14. Qb3+ Kh8 15. Nd2 Bxd4 16. exf6 Bxf6 17. Nxe4 Rb8 18. Qc4 Bxb2 19. Rab1 Qd5 20. Qxd5 cxd5 21. Nc5 d4 22. Bf4 Rxf4 23. Nd3 Rff8 24. Rxb2 Rxb2 25. Nxb2 Rb8 26. Re1 Kg8 27. Nd3 Bf5 28. Ne5 d3 29. Rd1 Rb2 30. g4 Be4 31. f3 Bg6 32. Nxg6 hxg6 33. Rxd3 Rxa2 34. Rc3 Kf7 35. Rxc7+ Kf6 36. h4 g5 37. hxg5+ Kxg5 38. Rxg7+ Kf4 39. Rf7+ Kg5 40. Rf5+ Kg6 41. f4 a5 42. Rg5+ Kf6 43. Re5 a4 44. g5+ Kg6 45. Re6+ Kf7 46. Rf6+ Kg7 47. f5 Rb2 48. Ra6 Rb5 49. Ra7+ Kg8 1/2-1/2

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.29"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Shen, Tingrui"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "1406"]
[BlackElo "1545"]
[PlyCount "87"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. g3 Nf6 2. c4 e6 3. Bg2 d5 4. d4 Be7 5. Nc3 0-0 6. Nf3 b6 7. 0-0 Bb7 8. b3 Nbd7 9. Bb2 Rc8 10. Re1 Re8 11. Rc1 c5 12. Nb5 a6 13. Na3 dxc4 14. Nxc4 b5 15. Nce5 Nxe5 16. Nxe5 Bxg2 17. Kxg2 cxd4 18. Qxd4 Qxd4 19. Bxd4 Ba3 20. Rc6 Rxc6 21. Nxc6 Rc8 22. Bb2 Bc5 23. Ne5 Bd6 24. Rd1 Ne8 25. Rd2 Kf8 26. a3 a5 27. e4 f6 28. Ng4 Ke7 29. f4 h5 30. Ne3 Bc5 31. Kf3 g5 32. f5 Nd6 33. fxe6 Kxe6 34. Nd5 g4+ 35. Kf4 Ne8 36. Ne3 Bd6+ 37. e5 fxe5+ 38. Kg5 Be7+ 39. Kg6 Nd6 40. Nd5 Rg8+ 41. Kh7 Rg5 42. Nxe7 Kxe7 43. Rf2 Nf7 44. Rc2 1/2-1/2

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.28"]
[Round "2"]
[White "Buechel, David"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1545"]
[BlackElo "1406"]
[PlyCount "91"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 Qb4 9. Bb3 Nxe4 10. Nd5 Qa5 11. f3 Nf6 12. Nxc6 bxc6 13. Nxf6+ Bxf6 14. Bd4 Bxd4+ 15. Qxd4 Qb6 16. Rad1 0-0 17. f4 d5 18. c4 Qxd4+ 19. Rxd4 e6 20. cxd5 cxd5 21. g4 Bb7 22. f5 e5 23. Rd2 Rad8 24. fxg6 hxg6 25. h4 d4 26. h5 Kg7 27. Rc2 Rd7 28. Bc4 d3 29. Rd2 e4 30. Kf2 f5 31. Ke3 gxh5 32. gxh5 Rc7 33. b3 Rc6 34. Bd5 Rb6 35. h6+ Kh7 36. Bxb7 Rxb7 37. Rg2 Rd7 38. Rd2 Re7 39. Rf4 Kxh6 40. Rg2 Kh5 41. Rf1 f4+ 42. Kd4 Rd8+ 43. Kc4 Rc7+ 44. Kb4 Rd4+ 45. Ka3 Ra4+ 46. Kxa4 1-0

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.28"]
[Round "3"]
[White "Mandalka, Justus"]
[Black "Dordevic, Tom"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1406"]
[BlackElo "1795"]
[PlyCount "169"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Ne7 8. Nc3 Nbc6 9. Re1 d6 10. Be3 Ng6 11. Qd2 0-0 12. Rad1 Qc7 13. Bxa7 Rxa7 14. Qe3 Ra8 15. Bf1 Rd8 16. Qg3 b5 17. Rd2 b4 18. Nd1 a5 19. Ne3 Nce7 20. Red1 e5 21. Bc4 Bb7 22. Qf3 Nc8 23. Bd5 Nf4 24. Bxb7 Qxb7 25. Nc5 Qc7 26. Nd3 Nxd3 27. Rxd3 Ne7 28. b3 Rd7 29. Nc4 Rad8 30. Qg4 Ng6 31. Rd5 a4 32. Rb5 axb3 33. axb3 h6 34. Rxb4 Qc5 35. Rb8 Kh7 36. Rxd8 Rxd8 37. Qf5 Qa7 38. g3 Qc5 39. Rd5 Qc7 40. Qf3 Ne7 41. Rd1 Kg8 42. Qd3 d5 43. exd5 Rxd5 44. Qe2 Rc5 45. Qe4 Ng6 46. h4 Qb8 47. Ra1 Rc8 48. Ra5 Re8 49. h5 Nf8 50. Rxe5 Ne6 51. Ne3 Rd8 52. Rd5 Re8 53. Re5 Rd8 54. Nd5 Ng5 55. Ne7+ Kh8 56. Nc6 Qc8 57. Rd5 Rf8 58. Qe7 Rg8 59. Qd7 Qa8 60. Ra5 Qf8 61. Ne7 Qe8 62. Qxe8 Rxe8 63. Nf5 Re2 64. Ne3 Nh3+ 65. Kg2 Nxf2 66. Kf3 Rd2 67. Rd5 Rxd5 68. Nxd5 Nh3 69. c4 Kg8 70. b4 Kf8 71. c5 Ng5+ 72. Ke3 Ne6 73. c6 Ke8 74. b5 Kd8 75. b6 Kc8 76. Ne7+ Kb8 77. c7+ Nxc7 78. bxc7+ Kxc7 79. Nf5 g6 80. hxg6 fxg6 81. Nxh6 Kd6 82. Kf4 Kd5 83. Kg5 Ke4 84. Kxg6 Kf3 85. g4 1-0

[Event "Bayern Jubilar U12"]
[Site "Bayreuth"]
[Date "2022.08.27"]
[Round "1"]
[White "Mandalka, Justus"]
[Black "Schwarzfischer, Julia"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1406"]
[BlackElo "1256"]
[PlyCount "61"]
[EventDate "2022.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nf6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Bd6 12. Ne4 Nxe4 13. Qxe4 Nd7 14. 0-0-0 Nf6 15. Qe2 0-0 16. Ne5 Qc7 17. Nc4 b5 18. Nxd6 Qxd6 19. g4 Nd5 20. g5 Nf4 21. Qg4 hxg5 22. Qxg5 Ne2+ 23. Kb1 Qd5 24. Qxd5 exd5 25. Be3 f5 26. Rde1 f4 27. Rxe2 fxe3 28. fxe3 Rae8 29. Kc1 Rf3 30. Kd2 Kh7 31. Rg1 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.11"]
[Round "9"]
[White "Mandalka, Justus"]
[Black "Gloeckler, Christian"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "1402"]
[BlackElo "1847"]
[PlyCount "84"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 Nc6 10. Nd5 Nxd5 11. Qxd5 Qc7 12. Qd1 Be6 13. Be3 Rac8 14. Nc3 Na5 15. f4 Nc4 16. Bc1 Qb6+ 17. Kh1 Nxb2 18. Qf3 Qb4 19. Rb1 Qxc3 20. Qxc3 Rxc3 21. Rxb2 b5 22. Bd2 Rc4 23. Bb4 f6 24. Rd1 Rd8 25. c3 Kf7 26. Rbd2 Rc6 27. Bf3 Ke8 28. Ra1 Rc4 29. f5 Bc8 30. a4 bxa4 31. Rxa4 Bb7 32. Kg2 Ra8 33. Re2 Kd7 34. Kf2 Bd8 35. Rea2 Bb6+ 36. Kg2 a5 37. Be2 Rxe4 38. Bb5+ Kc7 39. Kh3 Ra7 40. Bxa5 Rxa5 41. Rxa5 Bxa5 42. Rxa5 Kb6 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.10"]
[Round "8"]
[White "Burkart, Lloyd Shang"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1559"]
[BlackElo "1402"]
[PlyCount "86"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Be7 7. dxc5 Bxc5 8. 0-0 Nf6 9. a3 a5 10. Qc2 Be7 11. Nc3 d4 12. Rd1 Qb6 13. Ne4 Be6 14. Qd3 Bb3 15. Re1 Nxe4 16. Qxe4 Rd8 17. Bg5 f6 18. Bd2 0-0 19. Bh3 Ne5 20. Nxe5 fxe5 21. Qxe5 Bf6 22. Qxa5 Qxa5 23. Bxa5 Ra8 24. Bb4 Rfe8 25. Bf5 Bc4 26. Bd3 Bxd3 27. exd3 Rxe1+ 28. Rxe1 Rc8 29. Re2 Kf7 30. Kg2 Rc6 31. Kf3 g6 32. Bd2 Rc2 33. Bf4 Rc5 34. Bd2 Rf5+ 35. Kg2 Rc5 36. Bb4 Rc6 37. h3 h6 38. f4 g5 39. f5 h5 40. g4 h4 41. Kf3 Rc1 42. Be1 Rd1 43. Ke4 Kg7 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.09"]
[Round "7"]
[White "Mandalka, Justus"]
[Black "Gavrylyuk, Oleksandr"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "1402"]
[BlackElo "1272"]
[PlyCount "93"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 a6 10. 0-0 0-0 11. a4 Bb7 12. axb5 cxb5 13. Qe2 Nb6 14. e4 Rc8 15. Na2 h6 16. Bd2 Nc4 17. Bc3 Re8 18. Nc1 Bf8 19. Nb3 Rc6 20. Bxc4 Rxc4 21. Na5 Rc7 22. Nxb7 Rxb7 23. Rxa6 b4 24. Bd2 g6 25. Rfa1 Bg7 26. Qd3 Qb8 27. Be3 Rc8 28. h3 b3 29. Bd2 Kh7 30. Bc3 Rbc7 31. Ne5 Qb7 32. f3 Bf8 33. R6a4 Kg8 34. g4 Nd7 35. Nxd7 Rxd7 36. Qa6 Qc7 37. e5 Qd8 38. Kg2 Rdc7 39. Qe2 Qd7 40. Ra6 Bb4 41. Bxb4 Rc2 42. Bd2 Qxd4 43. Rd6 Rxd2 44. Qxd2 Qxe5 45. Rd8+ Rxd8 46. Qxd8+ Kg7 47. Qd2 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "5"]
[White "Mandalka, Justus"]
[Black "Radeke, Timothy"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "1402"]
[BlackElo "1129"]
[PlyCount "95"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 Ba6 7. Nc3 g6 8. g3 d6 9. Bg2 Bg7 10. Nf3 0-0 11. 0-0 Nbd7 12. Qc2 Qc7 13. Re1 Rfb8 14. e4 Ng4 15. h3 Nge5 16. Nxe5 Nxe5 17. Bf4 Nd3 18. Reb1 Nxf4 19. gxf4 Bh6 20. Qd2 Rb7 21. Bf1 Bxf1 22. Kxf1 Qd7 23. Kg2 f5 24. f3 Rf8 25. Rf1 fxe4 26. fxe4 e5 27. dxe6 Qxe6 28. Rf2 Qf6 29. Qd5+ Rbf7 30. Raf1 Bg7 31. a4 Kh8 32. Nb5 Rd7 33. e5 Qf5 34. Nxd6 Qh5 35. Qe6 Rfd8 36. Nf7+ Rxf7 37. Qxf7 Qh4 38. a5 h6 39. Qxg6 c4 40. a6 Rd3 41. Qg4 Qd8 42. Qe6 Qh4 43. Rf3 Rd2+ 44. R1f2 Qd8 45. Rxd2 Qxd2+ 46. Rf2 Qe3 47. Qc8+ Kh7 48. Qb7 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.08"]
[Round "6"]
[White "Schuricht, Emil Frederick"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1641"]
[BlackElo "1402"]
[PlyCount "115"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. Bg5 cxd4 9. Nxd4 h6 10. Be3 0-0 11. 0-0 Re8 12. Rc1 Bf8 13. Nxc6 bxc6 14. Na4 Bd7 15. Bc5 Bxc5 16. Nxc5 Bg4 17. Re1 Rb8 18. h3 Bh5 19. Qd2 Qb6 20. Rc2 Bg6 21. Nd3 Ne4 22. Qc1 Rbc8 23. Nc5 Nxc5 24. Rxc5 Qa6 25. e3 Qxa2 26. Bxd5 Qa6 27. Rxc6 Rxc6 28. Qxc6 Qxc6 29. Bxc6 Rc8 30. Bf3 Rc2 31. Re2 Rc5 32. b3 Bf5 33. Ra2 a5 34. Kg2 Be6 35. Bd1 f6 36. e4 Kf7 37. f4 Rb5 38. Ra3 Ke7 39. Kf3 Rc5 40. Ke3 Bxh3 41. Kd4 Rb5 42. Be2 Rb4+ 43. Bc4 Be6 44. Rxa5 Bxc4 45. bxc4 Rb1 46. Kd5 Rd1+ 47. Kc6 Rd4 48. c5 Rxe4 49. Ra7+ Kf8 50. Kd5 Re1 51. c6 Rc1 52. c7 Ke8 53. Kd6 Rd1+ 54. Kc6 Rc1+ 55. Kb7 Rb1+ 56. Kc8 Rb4 57. Rb7 Rc4 58. Kb8 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.07"]
[Round "4"]
[White "Wartenberg, Alexander"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1682"]
[BlackElo "1402"]
[PlyCount "135"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. f3 Nxd4 11. Bxd4 a5 12. Nd5 Nxd5 13. cxd5 Rc8 14. Qd2 f5 15. Bxg7 Kxg7 16. Qd4+ Kg8 17. Bd3 Rc5 18. Rac1 Qc7 19. Rxc5 dxc5 20. Rc1 Rc8 21. Qc4 b5 22. d6+ bxc4 23. Bxc4+ e6 24. dxc7 Rxc7 25. e5 Kf7 26. Rd1 Ke7 27. f4 Rb7 28. b3 Rb6 29. g3 a4 30. Kf2 axb3 31. axb3 Rb7 32. Ra1 Bb5 33. Ra5 Bxc4 34. bxc4 Rc7 35. Ke3 Kd7 36. Kd3 Kc6 37. Ra6+ Kd7 38. Rd6+ Ke7 39. Kc3 h6 40. Rb6 Kd7 41. Kb3 Ra7 42. Rd6+ Ke7 43. Rc6 Ra5 44. Rc7+ Kf8 45. Rb7 Ra6 46. Rb5 Rc6 47. Ka4 g5 48. Ka5 gxf4 49. gxf4 Ke7 50. Rb7+ Kf8 51. Kb5 Rc8 52. Rb6 Kf7 53. Rc6 Rg8 54. Rc7+ Kg6 55. Kxc5 Kh5 56. Kd6 Kg4 57. c5 Kxf4 58. c6 Ke4 59. Rh7 f4 60. Rxh6 f3 61. Rf6 Ke3 62. c7 f2 63. Kd7 Rg7+ 64. Kc8 Rg5 65. Rxf2 Kxf2 66. Kb8 Rg8+ 67. c8Q Rxc8+ 68. Kxc8 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.06"]
[Round "3"]
[White "Albrecht, Neil"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1376"]
[BlackElo "1402"]
[PlyCount "78"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. Qd2 Bd7 10. 0-0 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Bf2 Nc5 15. Rac1 e6 16. Rfd1 Be5 17. Nb5 Bxb5 18. cxb5 Qe7 19. g3 f5 20. Bxc5 dxc5 21. Qd7 Qxd7 22. Rxd7 Bd4+ 23. Kh1 Rf7 24. Bc4 Rxd7 25. Bxe6+ Rf7 26. exf5 gxf5 27. Re1 Kg7 28. Bxf7 Kxf7 29. g4 a4 30. gxf5 axb3 31. axb3 Ra5 32. Rd1 Rxb5 33. Rd3 Kf6 34. Kg2 Kxf5 35. Kg3 Rb6 36. f4 Ke4 37. Rd1 Rxb3+ 38. Kg4 c4 39. f5 c3 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Buchinger, Alexis"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1402"]
[BlackElo "1676"]
[PlyCount "62"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be7 10. Qd3 0-0 11. a3 Bf5 12. Bf4 Rac8 13. Qb3 Qg4 14. g3 Rfe8 15. Neg5 Nd8 16. Nxd4 Bd7 17. Qd5 Bxg5 18. f3 Qh3 19. Bxg5 Nc6 20. b4 Nxd4 21. Qxd4 Qf5 22. Bf4 Bc6 23. Qc3 h6 24. Kf2 Qh5 25. g4 Qg6 26. Qb3 Qf6 27. Kg3 h5 28. Bd2 Qd6+ 29. Bf4 h4+ 30. Kh3 Qxf4 31. b5 Bxf3 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2022.06.05"]
[Round "1"]
[White "Mandalka, Justus"]
[Black "Schoenherr, Stijn"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1402"]
[BlackElo "1254"]
[PlyCount "65"]
[EventDate "2022.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. c3 c4 5. Bc2 Bd7 6. exd5 exd5 7. Nf3 Bd6 8. 0-0 Nf6 9. Re1+ Be7 10. Qe2 Nc6 11. Ne5 Nxe5 12. Qxe5 Be6 13. f4 g6 14. f5 gxf5 15. Bxf5 Bxf5 16. Qxf6 Rg8 17. Qxf5 Kf8 18. Bh6+ Ke8 19. Bg5 f6 20. Bxf6 Rf8 21. Qh5+ Kd7 22. Bxe7 Qe8 23. Qxd5+ Kc7 24. Bd6+ Kb6 25. Rxe8 Raxe8 26. Qc5+ Ka6 27. Na3 Rf5 28. Qxf5 b6 29. Qb5+ Kb7 30. Qd7+ Ka6 31. Nb5 Rg8 32. a4 Rg5 33. Qxa7# 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.21"]
[Round "7.31"]
[White "Mandalka, Justus"]
[Black "Graef, Kilian Gabriel"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1366"]
[BlackElo "1434"]
[PlyCount "83"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bf4 Bg7 5. Bc4 c6 6. Bb3 0-0 7. Nge2 Nbd7 8. Qd2 c5 9. d5 Nb6 10. a4 a5 11. f3 Bd7 12. Qd3 Rc8 13. Bc4 Qe8 14. b3 Na8 15. g4 Nc7 16. h4 h5 17. gxh5 Nxh5 18. 0-0-0 Nxf4 19. Nxf4 Bh6 20. Nce2 b5 21. axb5 Bxb5 22. h5 Bxc4 23. Qxc4 Qb5 24. Qxb5 Nxb5 25. Kb2 Bg7+ 26. Kc1 Nd4 27. Nxd4 Bxd4 28. Kd2 g5 29. Nh3 Be5 30. Rdg1 Kh7 31. Rxg5 c4 32. f4 Bf6 33. Rg3 cxb3 34. Rxb3 Rc4 35. Nf2 Rfc8 36. Rh2 Rxc2+ 37. Ke3 R8c3+ 38. Rxc3 Rxc3+ 39. Nd3 a4 40. Ra2 a3 41. Kd2 Bd4 42. Ke2 1/2-1/2

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.21"]
[Round "6.16"]
[White "Wartenberg, Alissa"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1586"]
[BlackElo "1366"]
[PlyCount "105"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. f3 d6 9. Be2 Bd7 10. Qd2 Nxd4 11. Bxd4 a5 12. g4 e5 13. Be3 Ne8 14. 0-0-0 b6 15. h4 Be6 16. h5 Kh8 17. hxg6 fxg6 18. Bh6 Bg8 19. Bxg7+ Nxg7 20. Nd5 Rc8 21. Qh6 Rf6 22. g5 Re6 23. f4 exf4 24. Bg4 Rxc4+ 25. Kb1 Rcxe4 26. Bxe6 Rxe6 27. Nxf4 Qe8 28. Nxe6 Qxe6 29. Qh4 Qxa2+ 30. Kc1 Nf5 31. Qe4 Bf7 32. Qa8+ Bg8 33. Qc6 Qc4+ 34. Qxc4 Bxc4 35. Rh3 a4 36. Re1 Bf7 37. Rc3 d5 38. Rc7 Kg8 39. Rb7 d4 40. Rxb6 Nh4 41. Rf1 Nf5 42. Kd2 Bc4 43. Rc1 Ne3 44. Rb4 Bf7 45. Rxd4 Nf5 46. Rxa4 Nd6 47. Rd4 Ne8 48. Rc8 Kf8 49. Rb8 Ke7 50. Rb7+ Ke6 51. Re4+ Kf5 52. Rxf7+ Kxe4 53. Re7+ 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "4.42"]
[White "Mandalka, Justus"]
[Black "Jumah, Shayan"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1366"]
[BlackElo "1264"]
[PlyCount "49"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Nf3 cxd4 8. cxd4 Be7 9. 0-0 0-0 10. Nc3 f6 11. exf6 Bxf6 12. Ne2 Qb6 13. Kh1 Kh8 14. Bb1 Re8 15. Qd3 Nf8 16. a3 Qa6 17. Qd1 Bd7 18. Be3 Rac8 19. Bd3 Qb6 20. b4 Re7 21. Ne5 Bxe5 22. fxe5 Rce8 23. Bg5 Qd8 24. Bxe7 Qxe7 25. Rf4 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.20"]
[Round "5.27"]
[White "Mandalka, Justus"]
[Black "Koeberl, Christiane"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1366"]
[BlackElo "1680"]
[PlyCount "87"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Bd3 Bb7 4. Bf4 Ne7 5. Ne2 Ng6 6. 0-0 Be7 7. c4 c6 8. Nbc3 Na6 9. Bg3 Nc7 10. d5 cxd5 11. exd5 d6 12. f4 0-0 13. Qd2 f5 14. Rad1 exd5 15. cxd5 Kh8 16. Bc4 Qd7 17. a3 Rac8 18. Nd4 a6 19. Ba2 b5 20. b4 Rf6 21. Qd3 Bd8 22. Rf3 Ne8 23. Bf2 Rf8 24. g3 Ne7 25. Be3 Nc7 26. Nc2 Rf6 27. Bc1 Qe8 28. Bb2 Rh6 29. Re1 Qh5 30. Rf2 Ng6 31. Ne3 Nxf4 32. gxf4 Bh4 33. Ree2 Bxf2+ 34. Rxf2 Rf8 35. Ne2 Ne8 36. Ng3 Qg6 37. Rg2 Bc8 38. Bb1 Qf7 39. Nexf5 Bxf5 40. Qxf5 Qe7 41. Qe4 Qh4 42. Nf5 Qh5 43. Bc2 Nf6 44. Nxh6 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "2.16"]
[White "Mandalka, Justus"]
[Black "Spelleken, Hans Gerd"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1366"]
[BlackElo "1691"]
[PlyCount "134"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. Nf3 Bf5 6. d3 e6 7. Be3 c6 8. a4 Bd6 9. Nd4 Qa5 10. Nb3 Qc7 11. h3 Nbd7 12. d4 Nd5 13. Bxd5 exd5 14. Qd2 Nb6 15. 0-0-0 Nc4 16. Qe2 0-0 17. g4 Bd7 18. Nd2 Nxe3 19. fxe3 Bb4 20. Na2 c5 21. b3 Ba3+ 22. Kb1 c4 23. bxc4 Qb6+ 24. Nb3 Bxa4 25. c5 Bb5 26. Qf3 Qe6 27. Rhe1 Bc4 28. e4 dxe4 29. Qxe4 Bxb3 30. Qxe6 Bxe6 31. d5 Bd7 32. Re7 Rad8 33. d6 Bxc5 34. Re5 b6 35. Nc3 Bc6 36. Nd5 Bxd6 37. Rg5 f6 38. Rf5 Kf7 39. c4 Be5 40. Kc2 Ba4+ 41. Kc1 Bxd1 42. Kxd1 Rc8 43. Ne3 h6 44. Ke2 g6 45. Rf1 Rfe8 46. Kd3 Rcd8+ 47. Nd5 b5 48. Rb1 bxc4+ 49. Kxc4 Rc8+ 50. Kd3 Ke6 51. Ne3 Re7 52. Rb5 Rd7+ 53. Ke2 Bc3 54. Kf3 a5 55. Rb6+ Rd6 56. Rb7 Bd2 57. Nf1 Rc3+ 58. Ke2 Rc2 59. Nxd2 Rcxd2+ 60. Ke1 Ra2 61. Rb5 a4 62. h4 a3 63. Ra5 Rb6 64. Ra6 Rxa6 65. Kd1 Rb6 66. Kc1 Rbb2 67. g5 Ra1# 0-1

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.19"]
[Round "3.19"]
[White "Schwenk, Stefan"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1719"]
[BlackElo "1366"]
[PlyCount "113"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. e3 Nc6 5. Ne2 Ne5 6. d3 Rb8 7. f4 Nc6 8. Nbc3 Nf6 9. 0-0 d6 10. h3 h5 11. e4 e6 12. a3 0-0 13. Rb1 a6 14. b4 cxb4 15. axb4 Qb6+ 16. Kh2 e5 17. f5 Nd4 18. Bg5 gxf5 19. Bxf6 Bxf6 20. Nd5 Qd8 21. Nxd4 exd4 22. Qxh5 Kg7 23. exf5 Rh8 24. Qg4+ Kf8 25. Nxf6 Qxf6 26. Rbe1 Rg8 27. Qf4 Bd7 28. c5 Bb5 29. Rf3 Rd8 30. Qd2 Bc6 31. Rf4 dxc5 32. bxc5 Bd5 33. Qb4 Bxg2 34. Kxg2 Qc6+ 35. Kf2 Rd5 36. g4 Kg7 37. Rxd4 Rxc5 38. Rc4 Rxc4 39. Qxc4 Qd6 40. Kg2 b5 41. Qc3+ Kh7 42. Qb3 Qc6+ 43. Re4 Qb7 44. Kg3 Qc7+ 45. Kf3 Rf8 46. Qb2 Rd8 47. d4 Qc4 48. Qf2 Qd3+ 49. Qe3 Qf1+ 50. Kg3 Qc4 51. g5 Qc7+ 52. Kf3 Qc6 53. f6 b4 54. Qb3 Qb7 55. Ke3 Rd7 56. Qd3 Kg6 57. Rg4+ 1-0

[Event "Heusenstamm Sparkassen op-B 7th"]
[Site "Heusenstamm"]
[Date "2021.11.18"]
[Round "1.3"]
[White "Englert, Fred"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "A39"]
[WhiteElo "1779"]
[BlackElo "1366"]
[PlyCount "86"]
[EventDate "2021.11.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 Nf6 6. d4 cxd4 7. Nxd4 0-0 8. 0-0 Qb6 9. e3 d6 10. b3 Nd7 11. Nd5 Qd8 12. Bb2 Nde5 13. h3 Nxd4 14. exd4 Nc6 15. Re1 e6 16. Ne3 Qb6 17. Nc2 Rd8 18. Rb1 e5 19. d5 Ne7 20. Qd2 Bf5 21. Kh2 Rf8 22. f4 f6 23. g4 Bxc2 24. Qxc2 a5 25. Ba3 Rac8 26. Qd3 Qc7 27. Bc1 f5 28. fxe5 dxe5 29. d6 Qd7 30. Bxb7 Qxb7 31. dxe7 Qxe7 32. Qd5+ Kh8 33. Bf4 Rce8 34. gxf5 Rxf5 35. Be3 e4 36. Qd2 Be5+ 37. Kh1 Qh4 38. Qg2 Rf3 39. Bd2 Rxh3+ 40. Kg1 Rg3 41. Re2 Rxg2+ 42. Rxg2 Bd4+ 43. Kf1 Qh1+ 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.29"]
[Round "11"]
[White "Radeke, Timothy"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1169"]
[BlackElo "1440"]
[PlyCount "68"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 Bd7 9. 0-0 0-0 10. f3 Nxd4 11. Bxd4 Bc6 12. b4 Ne8 13. b5 Bd7 14. Nd5 Nc7 15. Re1 Ne6 16. Bxg7 Kxg7 17. Bf1 f6 18. f4 Nc5 19. f5 Re8 20. Qg4 e6 21. fxe6 Bxe6 22. Qf4 Bxd5 23. exd5 Qb6 24. Kh1 Nd7 25. Re6 Rxe6 26. dxe6 Ne5 27. a4 Re8 28. a5 Qc5 29. Qe4 Re7 30. a6 b6 31. Be2 f5 32. Qh4 Rxe6 33. Qd8 Nf7 34. Bf3 Nxd8 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.28"]
[Round "10"]
[White "Mandalka, Justus"]
[Black "Seth, Aakrit"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1440"]
[BlackElo "1330"]
[PlyCount "59"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 a6 12. h4 b5 13. h5 Qa5 14. Nd5 Qd8 15. Nxf6+ exf6 16. Be3 Rc8 17. hxg6 fxg6 18. g4 Rc6 19. Qh2 Kf7 20. Bd3 Qa5 21. b3 Rh8 22. Bh6 Bxh6 23. Qxh6 Qc3 24. Rh2 Rb6 25. e5 Rbb8 26. exd6 Bc4 27. Qe3 Kf8 28. Qe7+ Kg8 29. d7 Qa5 30. Bxc4+ 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.28"]
[Round "9"]
[White "Merenda, Lukas Benedikt"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1222"]
[BlackElo "1440"]
[PlyCount "119"]
[EventDate "2021.08.22"]
[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 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 g6 5. Bc4 Bg7 6. Nxd4 cxd4 7. Qf3 e6 8. Nb5 d6 9. Qa3 Ke7 10. c3 dxc3 11. dxc3 a6 12. Be2 Rb8 13. Na7 Qc7 14. Be3 Nh6 15. Rd1 Rd8 16. g4 e5 17. g5 Ng8 18. Qb4 b5 19. f4 f5 20. c4 Bb7 21. c5 dxc5 22. Bxc5+ Ke8 23. Bd6 Bf8 24. Nxb5 axb5 25. Qxb5+ Qc6 26. Qxe5+ Ne7 27. Bb5 Qxb5 28. Qxb5+ Bc6 29. Qxb8 Rxb8 30. Bxb8 Bxe4 31. Rg1 Nc6 32. Bd6 Bg7 33. Ba3 Bd4 34. Rg3 Kf7 35. b4 Bb6 36. Rd6 Ke8 37. b5 Ba5+ 38. Ke2 Nb8 39. Re6+ Kd7 40. Re7+ Kc8 41. Rxh7 Nd7 42. Rg7 Nb6 43. Rxg6 Nd5 44. Rg8+ Kd7 45. Bc1 Nc3+ 46. Rxc3 Bxc3 47. a4 Ba5 48. Rg7+ Ke8 49. Bd2 Kf8 50. Rd7 Bb6 51. a5 Bg1 52. b6 Ke8 53. Rh7 Kd8 54. b7 Ba7 55. Be3 Bb8 56. Bb6+ Ke8 57. a6 Bxf4 58. a7 Bxb7 59. Rxb7 Bb8 60. axb8Q# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.27"]
[Round "8"]
[White "Mandalka, Justus"]
[Black "Sydykov, Bayastan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1440"]
[BlackElo "1209"]
[PlyCount "70"]
[EventDate "2021.08.22"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. Ne2 0-0 8. Nd2 Re8 9. h3 Nc6 10. c3 Bd7 11. Qc2 Re7 12. 0-0 Rae8 13. Rfe1 h6 14. Nf1 Nh5 15. Ne3 Nf4 16. Nxf4 Qxf4 17. Re2 Qg5 18. Kh2 Nd8 19. Rae1 c6 20. b3 g6 21. Rd2 Ne6 22. g3 Qh5 23. Be2 Qg5 24. Ng4 Kg7 25. Rf1 h5 26. h4 Qf5 27. Bd3 Qxg4 28. f3 Nxd4 29. Qd1 Qh3+ 30. Kg1 Nf5 31. Bxf5 Bxf5 32. Rg2 Bc8 33. Qd4+ f6 34. g4 hxg4 35. fxg4 Qe3+ 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "7"]
[White "Fadeev, Justin Michael"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1323"]
[BlackElo "1440"]
[PlyCount "131"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d5 9. exd5 Na5 10. Qd2 Nxb3 11. Nxb3 b6 12. 0-0-0 Bf5 13. f3 Rc8 14. g4 Bd7 15. h4 h5 16. Bh6 b5 17. Ne2 Qc7 18. Ned4 Rfd8 19. Rhg1 Be8 20. gxh5 Nxh5 21. Bxg7 Kxg7 22. Rxg6+ fxg6 23. Ne6+ Kg8 24. Nxc7 Rxc7 25. Qg5 Bf7 26. d6 Rcd7 27. Nc5 Rxd6 28. Rxd6 Rxd6 29. Qxe7 Rd5 30. Ne4 Kg7 31. Ng5 Rf5 32. Ne6+ Kh7 33. Ng5+ Kg7 34. Nxf7 Rxf7 35. Qe5+ Kh6 36. Qxb5 Rxf3 37. c4 Nf4 38. Qg5+ Kh7 39. Qe7+ Kh6 40. Qe4 Rf2 41. Qe3 Kg7 42. Qxa7+ Kg8 43. Qb8+ Kf7 44. Qa7+ Ke6 45. Qb6+ Kd7 46. Qxf2 Nd3+ 47. Kd2 Nxf2 48. Ke2 Ng4 49. Kf3 Ne5+ 50. Kf4 Ke6 51. Kg5 Nf3+ 52. Kxg6 Nxh4+ 53. Kg5 Ng2 54. b3 Ke5 55. a4 Nf4 56. a5 Ne6+ 57. Kg4 Nc7 58. Kg5 Kd4 59. Kf4 Kc3 60. Ke5 Kxb3 61. c5 Kb4 62. Kd6 Na6 63. c6 Kxa5 64. Ke6 Kb6 65. Kd6 Nc7 66. Kd7 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.26"]
[Round "6"]
[White "Mandalka, Justus"]
[Black "Vranckx, Oscar"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1440"]
[BlackElo "1300"]
[PlyCount "93"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nc4 b5 9. Ne3 Nf6 10. g3 b4 11. Ncd5 Be6 12. Bg2 Rc8 13. 0-0 0-0 14. f4 Nd7 15. Nxe7+ Nxe7 16. Qxd6 Rc6 17. Qxb4 Re8 18. f5 Bc4 19. Nxc4 a5 20. Qc3 Nf6 21. b3 Rc8 22. Bg5 Nd7 23. Bxe7 Qxe7 24. Qxa5 Nb8 25. Qd2 Red8 26. Qc1 Nc6 27. Ne3 Nd4 28. Rf2 Qc5 29. c4 Ra8 30. h3 Nxb3 31. axb3 Rxa1 32. Qxa1 Qxe3 33. Qxe5 h6 34. b4 Qc1+ 35. Bf1 Qa3 36. b5 Kh7 37. f6 Rg8 38. Kg2 Qe3 39. Qf4 Qa7 40. c5 g6 41. b6 Qb7 42. Qc7 Qxe4+ 43. Kh2 Qe3 44. Qxf7+ Kh8 45. Rc2 Qe4 46. Qc4 Qf5 47. b7 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.25"]
[Round "5"]
[White "Payyappat, Sayas"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1233"]
[BlackElo "1440"]
[PlyCount "133"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. Qd2 Bd7 10. f3 Nxd4 11. Bxd4 Bc6 12. 0-0 Nd7 13. Be3 Nc5 14. Rfd1 Qc7 15. b3 a6 16. Rab1 Rfd8 17. Qc2 a5 18. Nd5 Bxd5 19. Rxd5 Rdc8 20. Rbd1 Qc6 21. f4 Na6 22. a3 Nc7 23. R5d2 b6 24. Bf3 Qe8 25. Bxb6 Rab8 26. Bf2 Nb5 27. a4 Nc7 28. e5 dxe5 29. fxe5 Bxe5 30. Ba7 Rb4 31. Bc5 Rbb8 32. Rd7 Bf6 33. Ba3 Na6 34. R7d5 Nb4 35. Bxb4 axb4 36. Qa2 Rc7 37. a5 Ra7 38. a6 e6 39. Ra5 Bd8 40. Ra4 e5 41. Bb7 Bb6+ 42. Kh1 Bc5 43. Ra5 Qe7 44. Re1 Rd8 45. g3 f5 46. Qe2 e4 47. Bd5+ Kg7 48. g4 Bd4 49. gxf5 gxf5 50. Qg2+ Kh8 51. Rd1 e3 52. Qe2 Qe5 53. Rb5 Rg7 54. Bf3 Qe7 55. Rxf5 Rdg8 56. Bd5 Ba7 57. Bxg8 Qe4+ 58. Rf3 Bd4 59. Bd5 Qe7 60. Rxd4 Rg5 61. Re4 Qd8 62. Qxe3 Rxd5 63. Re8+ Kg7 64. Rxd8 Rh5 65. Qe7+ Kg6 66. Rg8+ Kh6 67. Qe6# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.24"]
[Round "3"]
[White "Bundan, Edward"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1236"]
[BlackElo "1440"]
[PlyCount "151"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d5 9. Bxd5 Ng4 10. Nxc6 bxc6 11. Bxc6 Qxd1+ 12. Rxd1 Rb8 13. Bc1 Ba6 14. h3 Ne5 15. Bd5 Nc4 16. Bxc4 Bxc4 17. a3 Rb7 18. f3 h6 19. Kf2 Rc8 20. Rhe1 e5 21. Rd2 Bf8 22. b4 a5 23. bxa5 g5 24. Nd5 Kg7 25. Ne3 Bc5 26. Kg3 Be6 27. Ng4 f6 28. Ne3 Bd4 29. Rde2 Kg6 30. Kh2 h5 31. Rd1 Rb5 32. Bd2 Bc4 33. Nxc4 Rxc4 34. Bb4 Bc3 35. Rd6 Bxb4 36. axb4 Rcxb4 37. c3 Ra4 38. Rc6 Raxa5 39. Rd2 Rc5 40. Rdd6 Rxc6 41. Rxc6 Ra2 42. c4 Rc2 43. c5 h4 44. Rc8 Kf7 45. c6 Ke6 46. c7 Rc6 47. Kg1 Kd7 48. Rf8 Kxc7 49. Rf7+ Kb6 50. Kf2 Kb5 51. Rd7 Kc4 52. g3 hxg3+ 53. Kxg3 Ra6 54. Kg4 Kc5 55. Kf5 Ra3 56. Kxf6 Rxf3+ 57. Kxg5 Rxh3 58. Rd5+ Kc6 59. Rxe5 Kd6 60. Rf5 Ke7 61. Kf4 Rh1 62. Ke5 Ra1 63. Rf3 Ra5+ 64. Kf4 Ra1 65. e5 Ke6 66. Re3 Rf1+ 67. Ke4 Ra1 68. Rd3 Ra4+ 69. Rd4 Rxd4+ 70. Kxd4 Ke7 71. Kd5 Kd7 72. e6+ Ke7 73. Ke5 Ke8 74. Kd6 Kd8 75. e7+ Ke8 76. Ke6 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.24"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Wartenberg, Alexander"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1440"]
[BlackElo "1424"]
[PlyCount "79"]
[EventDate "2021.08.22"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bc4 Nc6 8. Be3 Bf5 9. Qd2 Qd7 10. 0-0-0 Be6 11. Bxe6 Qxe6 12. Kb1 0-0-0 13. h3 Bf6 14. Rhe1 Qc4 15. Nd4 Nxd4 16. Bxd4 Bxd4 17. cxd4 Rhe8 18. b3 Qd5 19. f3 Kd7 20. Qd3 g6 21. g4 Re6 22. Re4 Rde8 23. c4 Qa5 24. Rd2 Rxe4 25. fxe4 Rxe4 26. Qxe4 Qxd2 27. Qf3 Ke8 28. Qxb7 Qd1+ 29. Kb2 Qxd4+ 30. Ka3 Qc5+ 31. Ka4 Qb6 32. Qe4+ Kf8 33. b4 Qf2 34. a3 Qb6 35. h4 Qf2 36. h5 Kg7 37. hxg6 hxg6 38. g5 Qf5 39. Qe7 Qc2+ 40. Kb5 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Sajka, Noah"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1440"]
[BlackElo "1402"]
[PlyCount "77"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be2 b6 8. Be3 Bb7 9. Bf3 Qc7 10. 0-0 Be7 11. Qd2 0-0 12. Rfe1 Nbd7 13. Bf4 Ne5 14. Rad1 Nc4 15. Qc1 e5 16. Nf5 exf4 17. Qxf4 Ne5 18. Nd5 Nxd5 19. exd5 Bf6 20. Be4 Bc8 21. h4 Qd8 22. g3 Kh8 23. Kg2 g5 24. Qc1 gxh4 25. Rh1 Rg8 26. Qh6 Ng6 27. Rh2 Bg5 28. Qh5 Qf6 29. Nd4 Qe5 30. Bxg6 Rxg6 31. Nf3 Qe4 32. Rd4 Qf5 33. Nxh4 Bxh4 34. Qxh4 Rg7 35. Qd8+ Rg8 36. Qxd6 b5 37. Rdh4 Bb7 38. Qf6+ Rg7 39. Qxf5 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2021.08.23"]
[Round "1"]
[White "Zimmer, Tim"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1013"]
[BlackElo "1440"]
[PlyCount "82"]
[EventDate "2021.08.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Na5 9. f3 Nxb3 10. Nxb3 b6 11. h4 Qc7 12. Qd2 Qg3+ 13. Bf2 Qxg2 14. Rg1 Qxf3 15. Nd4 Qh5 16. Rg5 Qh6 17. Nf3 Bh8 18. 0-0-0 Qg7 19. Bd4 h5 20. Nd5 Re8 21. Qf4 Nxd5 22. exd5 Qf8 23. Rdg1 d6 24. Qg3 Bg4 25. Rxg4 hxg4 26. Qxg4 Qh6+ 27. Kb1 Bxd4 28. Nxd4 Kh8 29. Rh1 Qh5 30. Qf4 Qxd5 31. Rg1 Kh7 32. a3 e5 33. Qg5 Qxd4 34. h5 Rg8 35. Rh1 Kg7 36. hxg6 Kf8 37. g7+ Ke8 38. Rh8 Kd7 39. Qf5+ Kc6 40. Qxf7 Qd1+ 41. Ka2 Qd5+ 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.31"]
[Round "7"]
[White "Zhang, Yibo"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1299"]
[BlackElo "1437"]
[PlyCount "119"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Bc4 a6 8. 0-0 e6 9. Re1 Nge7 10. Bb3 0-0 11. Qd2 Re8 12. Rad1 d5 13. Qe2 Nxd4 14. Bxd4 e5 15. Bc5 d4 16. Nd5 Nxd5 17. Bxd5 Qc7 18. Ba3 Be6 19. Bxe6 Rxe6 20. Rd3 Rc6 21. b3 Rxc2 22. Rd2 Rc8 23. g3 Bh6 24. Rxc2 Qxc2 25. Qxc2 Rxc2 26. Bd6 f6 27. Rd1 Re2 28. f3 Be3+ 29. Kf1 Rxh2 30. f4 Rf2+ 31. Ke1 exf4 32. Bxf4 Rxa2 33. Bxe3 dxe3 34. Rd8+ Kg7 35. Rd7+ Kh6 36. Rxb7 Rb2 37. Rb6 Kg5 38. Rxa6 Rxb3 39. Ke2 h5 40. Rd6 f5 41. e5 Rb5 42. Re6 f4 43. gxf4+ Kxf4 44. Rxg6 Rxe5 45. Rd6 h4 46. Rh6 Kg3 47. Rh8 h3 48. Rh7 Kg2 49. Rh8 h2 50. Rg8+ Kh3 51. Rh8+ Kg3 52. Rh7 Re4 53. Rg7+ Kh3 54. Kf3 h1Q+ 55. Ke2 Qg2+ 56. Rxg2 Kxg2 57. Kd1 e2+ 58. Ke1 Re8 59. Kd2 e1Q+ 60. Kc2 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "5"]
[White "Geist, Tim"]
[Black "Mandalka, Justus"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1578"]
[BlackElo "1437"]
[PlyCount "65"]
[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. Nf3 e6 3. e3 c5 4. b3 Nc6 5. Bb2 Nf6 6. Bd3 Be7 7. 0-0 0-0 8. Nbd2 Qc7 9. a3 b6 10. Ne5 Nd7 11. f4 f5 12. Nxd7 Qxd7 13. Nf3 Bb7 14. Ne5 Nxe5 15. fxe5 b5 16. Qe2 c4 17. Bxf5 exf5 18. Rf3 a5 19. a4 Bc6 20. Rh3 g6 21. Rg3 Kh8 22. e4 fxe4 23. Qe3 Rg8 24. Bc1 cxb3 25. cxb3 bxa4 26. bxa4 Bxa4 27. e6 Qc6 28. Bb2 Bb5 29. Qxe4 Bf6 30. Qe3 Rge8 31. Rxg6 Qc2 32. Rxf6 Qxb2 33. Rf8+ 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "6"]
[White "Mandalka, Justus"]
[Black "Meng, Yuxuan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1437"]
[BlackElo "1515"]
[PlyCount "125"]
[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 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 Nb6 8. Bb3 h6 9. 0-0 d6 10. Qe2 d5 11. Nc3 a6 12. Bc2 Bd7 13. a3 Qc7 14. Rb1 Be7 15. Rd1 Nc4 16. Na2 0-0-0 17. Qd3 f6 18. b3 Nb6 19. Re1 fxe5 20. dxe5 Rhf8 21. Bb2 Bc5 22. b4 Be7 23. Bb3 Kb8 24. Nc3 Be8 25. Ne2 Bh5 26. Ned4 Nxd4 27. Nxd4 Bg4 28. Rec1 Qd7 29. f3 Bf5 30. Nxf5 Rxf5 31. Bd4 Nc4 32. Bxc4 dxc4 33. Rxc4 b5 34. Rc3 Qxd4+ 35. Qxd4 Rxd4 36. Rbc1 Rd7 37. Rc6 Rxe5 38. Rxa6 Kb7 39. Rcc6 Red5 40. Rab6+ Ka8 41. Ra6+ Ra7 42. Rxa7+ Kxa7 43. Rc7+ Kb6 44. Rxe7 Rg5 45. Rxe6+ Kc7 46. h4 Rh5 47. Re7+ Kd6 48. Rxg7 Rxh4 49. g3 Rh5 50. Kg2 Ke6 51. g4 Rg5 52. Rb7 Kf6 53. Kg3 Rd5 54. Rb6+ Kg7 55. Kh4 Re5 56. f4 Rd5 57. g5 hxg5+ 58. fxg5 Rd4+ 59. Kh5 Rd5 60. Rb7+ Kg8 61. Kh6 Rd6+ 62. g6 Rd8 63. Rxb5 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.29"]
[Round "4"]
[White "Mandalka, Justus"]
[Black "Kullmann, Max"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1437"]
[BlackElo "1375"]
[PlyCount "106"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nc6 5. d3 Nf6 6. Bd2 e6 7. a3 Bd6 8. Nf3 Qh5 9. Qe2 Bd7 10. 0-0-0 0-0-0 11. h3 h6 12. g4 Qg6 13. Rdg1 Rhe8 14. h4 Nd5 15. h5 Nxc3 16. Bxc3 Bf4+ 17. Nd2 Qg5 18. Kb1 Bxd2 19. Bxd2 Qe5 20. Qf1 Nd4 21. f4 Qd6 22. c3 Nc6 23. d4 Na5 24. Bd3 Bc6 25. Rh2 Nb3 26. Bc2 Nxd2+ 27. Rxd2 Qd5 28. Qe1 e5 29. fxe5 Rxe5 30. Qf2 Ree8 31. Rf1 Bb5 32. Bd3 Bxd3+ 33. Rxd3 Qe4 34. Qf3 Qxf3 35. Rdxf3 f6 36. R1f2 Re1+ 37. Kc2 Rde8 38. Kd2 Kd7 39. c4 R1e4 40. Rf4 Kd6 41. Kc3 Re3+ 42. Kb4 R8e4 43. b3 b6 44. Rf1 a5+ 45. Ka4 c6 46. b4 axb4 47. axb4 Kc7 48. b5 cxb5+ 49. Kxb5 Rb3+ 50. Ka4 Ree3 51. c5 bxc5 52. dxc5 Kc6 53. Rc4 Ra3+ 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "3"]
[White "Herrmann, Jakob"]
[Black "Mandalka, Justus"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1504"]
[BlackElo "1437"]
[PlyCount "23"]
[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 c5 2. Nc3 Nc6 3. Nge2 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 e6 7. d4 cxd4 8. Nxd4 Nge7 9. Ndb5 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Nc7+ 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "2"]
[White "Mandalka, Justus"]
[Black "Aniol, Nico"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1437"]
[BlackElo "1417"]
[PlyCount "157"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 e5 7. Bc4 Bb4 8. Bg5 h6 9. Bh4 Bb7 10. 0-0 Bxc3 11. bxc3 d5 12. exd5 cxd5 13. Bb5+ Kf8 14. Re1 g5 15. Bg3 e4 16. c4 a6 17. Ba4 Qa5 18. Be5 Qd8 19. Qd4 Kg7 20. cxd5 Kg6 21. c4 Rg8 22. Bxf6 Qxf6 23. Qxf6+ Kxf6 24. Rxe4 Rab8 25. Rae1 Bc8 26. Bb3 Bf5 27. Re7 a5 28. h3 Ra8 29. Ba4 Bb1 30. a3 Ba2 31. Rc7 Rgf8 32. Bb5 Rac8 33. Ree7 Rcd8 34. Rcd7 Rc8 35. Rc7 Rcd8 36. Red7 Ra8 37. a4 Bb1 38. g4 Bd3 39. f3 Kg6 40. Kf2 Rae8 41. Rd6+ Kg7 42. Bxe8 Rxe8 43. Rdd7 Re2+ 44. Kg3 Bg6 45. h4 gxh4+ 46. Kxh4 h5 47. gxh5 Rh2+ 48. Kg3 Rxh5 49. Ra7 Rg5+ 50. Kf2 Rf5 51. Re7 Rf4 52. d6 Rd4 53. d7 Bf5 54. Rxf7+ Kg6 55. Rxf5 Kxf5 56. Rxa5+ Ke6 57. Rd5 Rxd5 58. cxd5+ Kxd7 59. Ke3 Kd6 60. Kd4 Kd7 61. Kc5 Kc7 62. d6+ Kd8 63. Kc6 Kc8 64. d7+ Kd8 65. a5 Ke7 66. Kc7 Ke6 67. d8Q Ke5 68. f4+ Ke4 69. f5 Kxf5 70. Qe7 Kf4 71. Qe6 Kf3 72. Qe5 Kf2 73. Qe4 Kg3 74. a6 Kh2 75. Qg4 Kh1 76. a7 Kh2 77. Kd7 Kh1 78. a8Q+ Kh2 79. Qag2# 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2020.10.27"]
[Round "1"]
[White "Malinowsky, Levi"]
[Black "Mandalka, Justus"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1606"]
[BlackElo "1437"]
[PlyCount "82"]
[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 c5 2. d3 Nc6 3. f4 g6 4. Be2 Bg7 5. Nf3 d6 6. 0-0 Bd7 7. c3 Qb6 8. Kh1 Nf6 9. Nbd2 0-0 10. Nc4 Qc7 11. a4 Rad8 12. Be3 Be6 13. Ncd2 Ng4 14. Bg1 Qb6 15. Ng5 Nh6 16. Nxe6 fxe6 17. Nc4 Qc7 18. Qb3 b6 19. Ne3 Qd7 20. f5 Kh8 21. fxe6 Qc8 22. Qd5 Rde8 23. g4 g5 24. Nf5 Rf6 25. Nxg7 Kxg7 26. Be3 Rxe6 27. h4 Ne5 28. Bxg5 Nexg4 29. Rg1 Nf2+ 30. Kh2 Kh8 31. Rg3 Re5 32. Qc4 Nfg4+ 33. Bxg4 Nxg4+ 34. Rxg4 Qxg4 35. Rg1 Qe6 36. Bf4 Rf8 37. Qxe6 Rxe6 38. Bg3 c4 39. dxc4 Rxe4 40. b3 Rf3 41. Be1 Re2+ 0-1

