[Event "GER-chT School WK GS"]
[Site "Playchess.com INT"]
[Date "2020.06.18"]
[Round "6.4"]
[White "Klaeber, Lara"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "1525"]
[BlackElo "1520"]
[PlyCount "21"]
[EventDate "2020.06.11"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Auwald Sachs"]
[BlackTeam "Hannover Wasserk NI"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. d4 f6 3. Nf3 exd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Bc5 7. 0-0 d6 8. Re1 Bg4 9. Qb3 Rb8 10. Bxg8 Na5 11. Qf7# 1-0

[Event "GER-chT School WK GS"]
[Site "Playchess.com INT"]
[Date "2020.06.11"]
[Round "2.4"]
[White "Holzapfel, Johann"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "C20"]
[WhiteElo "1556"]
[BlackElo "1520"]
[PlyCount "31"]
[EventDate "2020.06.11"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Lauerholz SHO"]
[BlackTeam "Hannover Wasserk NI"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nc6 3. Qh5 g6 4. Qg4 Nf6 5. Qf3 Bc5 6. Nh3 h6 7. 0-0 d6 8. d3 Bd7 9. Ng5 hxg5 10. Bxg5 Rf8 11. Bxf6 Qb8 12. Bg7 Rg8 13. Qxf7+ Kd8 14. Qxg8+ Be8 15. Bf6+ Kd7 16. Qe6# 1-0

[Event "GER-chT School WK GS"]
[Site "Playchess.com INT"]
[Date "2020.06.11"]
[Round "3.4"]
[White "Von Mettenheim, Constantin"]
[Black "Heffe, Bela"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1520"]
[BlackElo "1355"]
[PlyCount "93"]
[EventDate "2020.06.11"]
[EventType "team-swiss (blitz)"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hannover Wasserk NI"]
[BlackTeam "Dortmund NW"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 Bd6 3. Nf3 Bc5 4. dxc5 b6 5. cxb6 cxb6 6. Bf4 Nc6 7. Nc3 Nb4 8. a3 Na6 9. Bc4 Nc5 10. 0-0 Na6 11. Bxa6 Bxa6 12. Re1 Rc8 13. Qd2 Rc5 14. Be3 Rc4 15. b3 Rc7 16. a4 Qf6 17. Bd4 Qe7 18. Bxg7 Qb4 19. Re3 Bd3 20. Bxh8 Ba6 21. Be5 Bc8 22. Bxc7 Qe7 23. Qd6 Qf6 24. Bb8 Qg7 25. Bxa7 Qf8 26. Qxf8+ Kxf8 27. Bxb6 Bb7 28. Ng5 Bc6 29. Nxh7+ Kg7 30. Ng5 f6 31. Nf3 f5 32. exf5 exf5 33. Re5 f4 34. Rf5 Nh6 35. Rxf4 Nf7 36. Bd4+ Kh6 37. Rg4 Bd5 38. Re1 Bxf3 39. gxf3 Ng5 40. Rg3 Nxf3+ 41. Kf1 Nxe1 42. Kxe1 Kh5 43. a5 Kh4 44. a6 Kh5 45. a7 Kh6 46. a8Q Kh5 47. Qh8# 1-0

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.06"]
[Round "11.1"]
[White "Ahlers, Quentin"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1161"]
[BlackElo "855"]
[PlyCount "47"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bb4 4. Nd5 Nxd5 5. Bxd5 d6 6. c3 Bc5 7. a4 a5 8. Nf3 c6 9. Ba2 Be6 10. d4 exd4 11. cxd4 Bb6 12. Bxe6 fxe6 13. 0-0 0-0 14. Bg5 Qe8 15. Qb3 Bc7 16. Qb6 Ra6 17. Qxc7 Qd7 18. Qxd7 Nxd7 19. Be7 Re8 20. Bxd6 Nf6 21. e5 Ne4 22. Bc5 Nxc5 23. dxc5 h6 24. Rfd1 1-0

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.06"]
[Round "10.7"]
[White "Hohmann, Cleo Elise"]
[Black "Von Mettenheim, Constantin"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "855"]
[PlyCount "118"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. bxc3 Nc6 6. Bb5 d6 7. Bxc6+ bxc6 8. a4 a5 9. 0-0 0-0 10. d3 h6 11. Rb1 Bg4 12. h3 Be6 13. Nh4 Qe7 14. Nf3 Nh5 15. h4 Bg4 16. Ba3 Qf6 17. Rb7 Rfc8 18. Qe2 Rab8 19. Rfb1 Rxb7 20. Rxb7 Qd8 21. Ra7 Ra8 22. Rb7 Rb8 23. Rb2 Rxb2 24. Bxb2 Qf6 25. c4 Bxf3 26. gxf3 Qxh4 27. Bc3 Qg5+ 28. Kf1 Qh4 29. Ke1 Nf4 30. Qe3 Ng2+ 31. Kd2 Nxe3 32. Kxe3 Qg5+ 33. Ke2 Qd8 34. d4 exd4 35. Bxd4 Qg5 36. Be3 Qg6 37. Kf1 h5 38. Bf4 h4 39. c3 h3 40. Bg3 Qh5 41. c5 dxc5 42. Kg1 h2+ 43. Bxh2 Qxf3 44. c4 Qxe4 45. Bxc7 Qxc4 46. Bxa5 Qxa4 47. Be1 c4 48. f3 Qb3 49. f4 c3 50. Bxc3 Qxc3 51. f5 Qb2 52. f6 gxf6 53. Kf1 c5 54. Ke1 Qc2 55. Kf1 Qd2 56. Kg1 c4 57. Kh1 c3 58. Kg1 c2 59. Kh1 c1R# 0-1

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "7.5"]
[White "Stelter, Torge"]
[Black "Von Mettenheim, Constantin"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "703"]
[BlackElo "855"]
[PlyCount "41"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Nc6 5. Qxe4 Nxe5 6. Qxe5+ Qe7 7. Qxe7+ Bxe7 8. Bc4 0-0 9. 0-0 c5 10. Bd3 d5 11. Re1 Bg5 12. Re5 f6 13. Re7 f5 14. Re5 Bf4 15. Re1 Bd7 16. Be2 Rfe8 17. c4 Re6 18. d3 Rae8 19. Bxf4 Rxe2 20. Rxe2 Rxe2 21. Bd2 1/2-1/2

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "9.6"]
[White "Von Mettenheim, Constantin"]
[Black "Filbert, Georg"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "855"]
[PlyCount "49"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. Bxc6 dxc6 6. d3 Bg4 7. h3 Bxf3 8. Qxf3 0-0 9. 0-0 Bd4 10. Bd2 c5 11. a3 Qe7 12. Rab1 a6 13. Ne2 Rad8 14. Bg5 c4 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. dxc4 Kh8 18. c3 Ba7 19. Rbd1 b5 20. cxb5 axb5 21. Ng3 c6 22. Ne2 Bb8 23. f3 Rd6 24. Rxd6 Bxd6 25. Rc1 1/2-1/2

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.05"]
[Round "8.2"]
[White "Von Mettenheim, Constantin"]
[Black "Muendoerfer, Sebastian"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "855"]
[BlackElo "925"]
[PlyCount "112"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Nf6 6. h3 d5 7. exd5 cxd5 8. d4 e6 9. Bf4 cxd4 10. Qxd4 Be7 11. 0-0 Ba6 12. Rfe1 0-0 13. Bg5 h6 14. Bd2 Qb6 15. Qxb6 axb6 16. Re5 Bd6 17. Ree1 Bb4 18. a3 Bc5 19. Be3 Rab8 20. Bxc5 bxc5 21. b4 cxb4 22. axb4 Bc4 23. b5 Bxb5 24. Nxb5 Rxb5 25. Rac1 Rc5 26. Nd2 Rfc8 27. f3 Rxc2 28. Rxc2 Rxc2 29. Nb3 Nd7 30. Rd1 Nc5 31. Nxc5 Rxc5 32. Kf2 Kf8 33. Ke3 Ke7 34. Kd3 Kf6 35. Re1 Kf5 36. g3 Ra5 37. Ke3 Ra3+ 38. Kf2 d4 39. Rd1 e5 40. Ke2 f6 41. h4 Ke6 42. g4 Kd5 43. Kf2 Kc4 44. Ke2 Re3+ 45. Kf2 Kc3 46. Rc1+ Kb2 47. Rc5 Rc3 48. Rb5+ Kc1 49. Ke2 d3+ 50. Ke1 d2+ 51. Kf2 d1Q 52. f4 Rf3+ 53. Kg2 Qe2+ 54. Kg1 Qe1+ 55. Kg2 Qf2+ 56. Kh1 Rh3# 0-1

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "5.5"]
[White "Hommel, Mika"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "753"]
[BlackElo "855"]
[PlyCount "116"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bf4 Nc6 7. Nf3 0-0 8. Bd3 Bd7 9. Bc2 dxc4 10. Bb1 Bd6 11. Qc2 Ne4 12. Qxe4 Re8 13. Qh7+ Kf8 14. Qh8+ Ke7 15. Qxg7 Rg8 16. Qxh6 Rxg2 17. Bg5+ Ke8 18. Bxd8 Rxd8 19. Be4 Rg8 20. Bxc6 Bxc6 21. Ne5 Bxe5 22. Rf1 Bd6 23. f4 Bg2 24. Rf2 Bc6 25. f5 exf5 26. Rxf5 Rg1+ 27. Ke2 Rg8 28. Qh5 Rf8 29. Rg1 Kd7 30. Qh3 Ke8 31. Rg7 Rd7 32. Qh4 Be7 33. Qh5 Bd6 34. Ra5 a6 35. d5 Bxd5 36. Rxd5 c6 37. Rf5 Re7 38. Kf3 Bc7 39. Ne4 Be5 40. Nf6+ Bxf6 41. Rxf6 Rc7 42. Re6+ Re7 43. Rxe7+ Kxe7 44. Qe5+ Kd8 45. Qd6+ Ke8 46. Qb8+ Ke7 47. Rg8 Rxg8 48. Qxg8 Kf6 49. h4 c3 50. bxc3 b5 51. h5 b4 52. cxb4 a5 53. bxa5 c5 54. h6 c4 55. h7 Ke7 56. h8Q Kd6 57. Qxf7 Kc5 58. Qc8+ Kd6 1-0

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "6.6"]
[White "Von Mettenheim, Constantin"]
[Black "Kosmehl, Friedrich"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "855"]
[BlackElo "908"]
[PlyCount "36"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Qd6 5. d4 Qe6 6. Qe2 Nc6 7. Nxc6 Qxc6 8. Nc3 Qb6 9. Rb1 Qxd4 10. Be3 Qf6 11. Nxd5 Qe6 12. Nc7+ Kd8 13. Nxe6+ fxe6 14. Rd1+ Bd7 15. Qd2 Nf6 16. Bb5 a6 17. Bxd7 Nd5 18. Bxe6 Ke8 1-0

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.04"]
[Round "4.3"]
[White "Von Mettenheim, Constantin"]
[Black "Sewerinow, Alexander"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "855"]
[BlackElo "993"]
[PlyCount "132"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. d3 g6 5. Be2 Bg7 6. 0-0 0-0 7. Bg5 Nc6 8. Nbd2 h6 9. Bf4 e5 10. Be3 g5 11. h3 Be6 12. c4 Qd7 13. b3 Bxh3 14. Nh2 Be6 15. Rc1 Ne8 16. Ng4 f5 17. Nh2 f4 18. a3 fxe3 19. fxe3 Rxf1+ 20. Qxf1 Nc7 21. Qe1 Rf8 22. Bf3 Ne7 23. Be2 Ng6 24. Ndf3 g4 25. Nh4 Rf6 26. Qg3 h5 27. a4 a6 28. Rf1 Rxf1+ 29. Kxf1 Kh7 30. Nxg6 Kxg6 31. Kg1 Bf6 32. Qf2 Qe7 33. Qe1 Bh4 34. Qd1 Bg5 35. Nf1 Qf6 36. Kh1 h4 37. g3 Qf2 38. gxh4 Qxh4+ 39. Kg1 Qh3 40. Qe1 Bxe3+ 41. Nxe3 Qxe3+ 42. Qf2 Qxf2+ 43. Kxf2 Kh5 44. Kg3 Ne8 45. Bxg4+ Bxg4 46. Kf2 Bd1 47. Ke1 Bxb3 48. a5 Nc7 49. Kd2 Na8 50. Kc3 Ba4 51. Kb2 Kg4 52. Kc3 Kf3 53. Kb2 Ke2 54. Kc3 Ke3 55. Kb2 Kxd3 56. Ka3 Bc6 57. Kb3 Bxe4 58. Kb2 Kd2 59. Kb3 Bc6 60. Kb2 e4 61. Kb3 e3 62. Kb2 e2 63. Kb1 e1Q+ 64. Kb2 Qc1+ 65. Kb3 Qb1+ 66. Ka3 Kc3 1/2-1/2

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "3.3"]
[White "Payyappat, Sayas"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "991"]
[BlackElo "855"]
[PlyCount "111"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. d3 Bc5 5. Nc3 0-0 6. Bg5 d6 7. h3 h6 8. Bh4 Bd7 9. 0-0 a6 10. a3 b5 11. Ba2 Qe7 12. Nd5 Qd8 13. Nxf6+ gxf6 14. b4 Bd4 15. Nxd4 Nxd4 16. c3 Ne6 17. Qg4+ Kh7 18. Qf5+ Kg8 19. Bxf6 Ng7 20. Bxd8 Nxf5 21. Bxc7 Ng7 22. Bxd6 Rfe8 23. Rae1 Be6 24. Bxe6 Rxe6 25. Bc5 Rc8 26. Rd1 Ne8 27. c4 bxc4 28. dxc4 Nc7 29. Rd2 Rb8 30. Rfd1 Ree8 31. Bd6 Rbc8 32. Bxc7 Rxc7 33. Rd8 Kf8 34. Rxe8+ Kxe8 35. Rc1 Kd7 36. Kf1 Rb7 37. Ke2 Kc6 38. Kf3 Kd6 39. Kg4 Ke6 40. g3 Kf6 41. Kh5 Kg7 42. c5 Rc7 43. a4 f6 44. b5 axb5 45. axb5 Kf7 46. b6 Rb7 47. c6 Rxb6 48. c7 Rb7 49. c8Q Re7 50. Kxh6 Re8 51. Qd7+ Re7 52. Qf5 Re8 53. Rc7+ Re7 54. Qh7+ Kf8 55. Qxe7+ Kg8 56. Qg7# 1-0

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "2.6"]
[White "Rasuli, Obaid"]
[Black "Von Mettenheim, Constantin"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "855"]
[PlyCount "70"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 Nc6 6. Bb5 d6 7. 0-0 0-0 8. Bg5 a6 9. Bxc6 bxc6 10. Re1 h6 11. Bxf6 Qxf6 12. Qd3 Qg6 13. Nh4 Qg5 14. Nf3 Qg6 15. b4 Bh3 16. Nh4 Qg4 17. Re3 Qxh4 18. Rxh3 Qg4 19. Rg3 Qh4 20. Rh3 Qg4 21. g3 Qxh3 22. Rf1 f6 23. c4 Qe6 24. c5 dxc5 25. bxc5 Rfd8 26. Qf3 Qc4 27. Qe3 Qxc2 28. Rc1 Rd1+ 29. Kg2 Rxc1 30. Qf3 Qxc5 31. Qh5 Qxa3 32. Kh3 Rf1 33. Kg4 Rxf2 34. Qg6 Qf3+ 35. Kh4 Rxh2# 0-1

[Event "Hannover Region-ch U10"]
[Site "Lehrte"]
[Date "2019.10.03"]
[Round "1.9"]
[White "Von Mettenheim, Constantin"]
[Black "Krueger, Moritz"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "855"]
[PlyCount "65"]
[EventDate "2019.10.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bb5 a6 5. Bxc6 bxc6 6. Nxe5 Bd6 7. Nf3 Nf6 8. h3 0-0 9. 0-0 Qc7 10. e5 Bxe5 11. Nxe5 Qxe5 12. Re1 Qd5 13. Nxd5 Nxd5 14. d3 Bb7 15. c4 Nf4 16. Bxf4 d5 17. Re7 Bc8 18. Rc7 g6 19. Rxc6 Bd7 20. Rxc5 dxc4 21. Rxc4 Be6 22. Rd4 Rfc8 23. Rc1 Re8 24. Rc7 Bxa2 25. Rd6 Rab8 26. Rxa6 Bb3 27. Qb1 Rbc8 28. Rb6 Be6 29. Qc1 Ra8 30. Qc6 Bf5 31. Qf6 Bc8 32. Qxf7+ Kh8 33. Qxh7# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.07"]
[Round "11.2"]
[White "Sass, Arved"]
[Black "Von Mettenheim, Constantin"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "810"]
[PlyCount "104"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. e3 Nf6 3. Nf3 Nc6 4. Bb5 Bg4 5. b3 e6 6. Bb2 Bb4 7. a3 Ba5 8. 0-0 0-0 9. Bxc6 bxc6 10. b4 Bb6 11. d3 Bxe3+ 12. Kh1 Nh5 13. Qe2 Bxf4 14. h3 Ng3+ 15. Kg1 Nxe2+ 16. Kf2 Ng3 17. Re1 Bf5 18. Nd4 Bd2 19. Re5 Qd6 20. Nf3 Bf4 21. Re1 c5 22. b5 d4 23. a4 a6 24. Na3 a5 25. Nc4 Qd8 26. Ba3 Qe7 27. b6 c6 28. Rab1 Nh5 29. b7 Rab8 30. Nxa5 Bg3+ 31. Kf1 Bxe1 32. Kxe1 Qd6 33. g4 Qg3+ 34. Ke2 Qg2+ 35. Ke1 Qg3+ 36. Ke2 Nf4+ 37. Kd2 Qf2+ 38. Kc1 Qe3+ 39. Nd2 Qe1+ 40. Kb2 Qxd2 41. Bxc5 Qc3+ 42. Ka2 Qxc5 43. Nb3 Qxc2+ 44. Rb2 Qxd3 45. gxf5 exf5 46. Rd2 Qc3 47. Ka3 Rxb7 48. Rb2 Rfb8 49. Ka2 Rxb3 50. Rxb3 Rxb3 51. a5 Qc2+ 52. Ka1 Rb1# 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.07"]
[Round "10.7"]
[White "Von Mettenheim, Constantin"]
[Black "Von Mettenheim, Sophia"]
[Result "1-0"]
[ECO "C24"]
[PlyCount "59"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bb4+ 4. Nd2 Nc6 5. Ngf3 0-0 6. 0-0 a6 7. a3 Ba5 8. Nb3 Bb6 9. Bg5 h6 10. Bxf6 Qxf6 11. Bd5 Nd4 12. Nbxd4 Bxd4 13. Nxd4 exd4 14. Qe2 c6 15. Bb3 d5 16. exd5 cxd5 17. Bxd5 Rd8 18. c4 Rb8 19. Rfe1 Bf5 20. Be4 Bxe4 21. Qxe4 b5 22. cxb5 axb5 23. b4 Rbc8 24. Rac1 Rxc1 25. Rxc1 Qg5 26. Rc7 Kf8 27. f3 Qd2 28. Qe7+ Kg8 29. Qxf7+ Kh8 30. Qxg7# 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "9.5"]
[White "Reccius, Jacob"]
[Black "Von Mettenheim, Constantin"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "124"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 Nc6 4. Nb5 Rb8 5. Bxc7 Qd7 6. Bxb8 a6 7. Na7 e6 8. Nxc6 bxc6 9. Nf3 Bb4+ 10. c3 Qb7 11. Bf4 Be7 12. Qa4 0-0 13. e3 Nd7 14. Bd3 Nb6 15. Qb3 a5 16. 0-0 a4 17. Qd1 Qa7 18. b3 Ba6 19. Bxa6 Qxa6 20. bxa4 Qxa4 21. Qxa4 Nxa4 22. Rfc1 Ba3 23. Rc2 Rb8 24. c4 dxc4 25. Rxc4 Nb2 26. Rxc6 Re8 27. Rac1 Nd3 28. Rc8 Nxc1 29. Rxe8+ Bf8 30. Bd6 h5 31. Rxf8+ Kh7 32. Ng5+ Kg6 33. Nxf7 Kf6 34. Nh6+ Kg6 35. Ng8 Nxa2 36. Ne7+ Kg5 37. Bf4+ Kg4 38. h3+ Kh4 39. g3+ Kxh3 40. Rh8 Kg4 41. f3+ Kxf3 42. Rf8 h4 43. Bg5+ Kxg3 44. Rh8 Kf3 45. Rxh4 Nc3 46. Rh3+ Kg4 47. Kg2 Kxg5 48. Kg3 Kf6 49. Ng8+ Kg5 50. Rh4 Ne2+ 51. Kf3 Kxh4 52. e4 Kg5 53. d5 exd5 54. exd5 Nd4+ 55. Ke4 Nf5 56. Ke5 g6 57. d6 Nxd6 58. Kxd6 Kh5 59. Nf6+ Kh6 60. Ng8+ Kg7 61. Ne7 Kf7 62. Nxg6 Kxg6 1/2-1/2

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "8.3"]
[White "Von Mettenheim, Constantin"]
[Black "Frass, Erik"]
[Result "0-1"]
[ECO "C49"]
[BlackElo "845"]
[PlyCount "29"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Bb4 5. 0-0 d6 6. d3 Bg4 7. Bg5 Bxf3 8. Bxf6 Qxf6 9. Nd5 Bxd1 10. Nxf6+ gxf6 11. Raxd1 0-0 12. c3 a6 13. cxb4 axb5 14. a3 Nd4 15. f3 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.06"]
[Round "7.7"]
[White "Von Mettenheim, Constantin"]
[Black "Hommel, Mika"]
[Result "1-0"]
[ECO "C28"]
[PlyCount "37"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Bb4 5. d4 exd4 6. Bg5 h6 7. Bxf6 gxf6 8. Nge2 Bc5 9. 0-0 dxc3 10. bxc3 Bd6 11. Bd5 Bxh2+ 12. Kxh2 f5 13. exf5 Qh4+ 14. Kg1 Rg8 15. g3 Qh3 16. Nf4 Rxg3+ 17. fxg3 Qxg3+ 18. Ng2 d6 19. Qe1+ 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "4.4"]
[White "Muendoerfer, Sebastian"]
[Black "Von Mettenheim, Constantin"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "59"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e3 e5 2. Bc4 Nh6 3. Nf3 Nc6 4. Nc3 Bb4 5. Nd5 Rb8 6. Bb5 d6 7. Nxb4 Bd7 8. Bxc6 bxc6 9. Na6 Rc8 10. d4 exd4 11. exd4 0-0 12. Qe2 c5 13. Bg5 Bb5 14. Qxb5 Qe8+ 15. Qxe8 Rcxe8+ 16. Be3 Ng4 17. 0-0-0 Nxe3 18. fxe3 c6 19. Nc7 Rxe3 20. Rhe1 Rxe1 21. Rxe1 Rc8 22. Ne8 h6 23. dxc5 Kf8 24. Nxd6 Rd8 25. Nb7 Rc8 26. Ne5 Re8 27. Nd7+ Kg8 28. Rxe8+ Kh7 29. Nd6 a6 30. Nxf7 1-0

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "6.6"]
[White "Rasuli, Obaid"]
[Black "Von Mettenheim, Constantin"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "80"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. Nc3 Bb4 5. a3 Bxc3 6. bxc3 d6 7. Bg2 Bg4 8. 0-0 0-0 9. Bb2 Nxe4 10. h3 Bf5 11. g4 Be6 12. Qe2 d5 13. Qd3 Na5 14. Nxe5 Nf6 15. Rfe1 Nc4 16. Reb1 Nxe5 17. Qd4 Nc4 18. d3 Nxb2 19. Rxb2 Rb8 20. Re1 Bd7 21. Qxa7 Qc8 22. c4 dxc4 23. dxc4 Re8 24. Rxe8+ Bxe8 25. a4 Ra8 26. Qe3 Rxa4 27. Rb3 Ra1+ 28. Kh2 Ra6 29. f4 Re6 30. Rxb7 Rxe3 31. Bh1 Re2+ 32. Bg2 Ba4 33. g5 Nh5 34. Kh1 Re1+ 35. Kh2 Bxc2 36. h4 Qe8 37. Rxc7 Qe2 38. Rd7 Qf2 39. c5 Re2 40. c6 Qxg2# 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.05"]
[Round "5.6"]
[White "Von Mettenheim, Constantin"]
[Black "Filbert, Georg"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "10"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 Bb4 5. Bg5 d6 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "2.10"]
[White "Amrhein, Yana"]
[Black "Von Mettenheim, Constantin"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "28"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Bc5 3. Nf3 e4 4. Nh4 Nf6 5. 0-0 Ng4 6. Bxe4 Bxf2+ 7. Rxf2 Nxf2 8. Bg2 Ng4 9. Qf1 f6 10. Qf4 Ne5 11. Qb4 Nbc6 12. Bxc6 Nxc6 13. Qe4+ Ne7 14. d4 d5 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "1.9"]
[White "Von Mettenheim, Constantin"]
[Black "Giere, Flynn"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "43"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Bb4 3. Nf3 d6 4. Bb5+ c6 5. Ba4 f5 6. 0-0 g6 7. exf5 gxf5 8. d3 Na6 9. Ne2 Nc5 10. Bd2 Bxd2 11. Qxd2 e4 12. dxe4 Nxe4 13. Qc1 Be6 14. b3 Qf6 15. Qb1 f4 16. Rd1 Qh4 17. Kh1 Qxf2 18. Rf1 Qxe2 19. Nd4 Nf2+ 20. Kg1 Ng4 21. Re1 Qf2+ 22. Kh1 0-1

[Event "Hannover Bezirk-ch U10"]
[Site "Hannover"]
[Date "2018.10.04"]
[Round "3.7"]
[White "Von Mettenheim, Constantin"]
[Black "Tacke, Laura"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "55"]
[EventDate "2018.10.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 Bb4 5. Be2 0-0 6. 0-0 d6 7. Bg5 Bg4 8. Nd5 Nxd5 9. Bxd8 Raxd8 10. Ng5 Rde8 11. Bxg4 Nf4 12. Bd7 Rd8 13. Bxc6 bxc6 14. a3 Bc5 15. b4 Bd4 16. Qb1 Bxa1 17. Qxa1 c5 18. bxc5 dxc5 19. g3 Ne2+ 20. Kh1 Nd4 21. Rd1 Nxc2 22. Qb2 Nd4 23. h4 Rb8 24. Qd2 Nb3 25. Qf4 Nd4 26. Qg4 Nc2 27. Qh5 Nxa3 28. Qxh7# 1-0

