[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.16"]
[Round "7.8"]
[White "Kiefhaber, Tobias"]
[Black "Fock, Madiha"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1581"]
[BlackElo "1472"]
[PlyCount "81"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Oberschoeneweide"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 c6 6. cxd5 exd5 7. e3 Be7 8. Bd3 0-0 9. 0-0 Re8 10. Rc1 Nf8 11. Qc2 Ne4 12. Bxe7 Qxe7 13. Ne5 f6 14. Nxe4 fxe5 15. Ng3 e4 16. Be2 Qg5 17. b4 Re6 18. Qd2 Rh6 19. f4 Qh4 20. Kf2 Rg6 21. Rh1 Nd7 22. Rcg1 Nf6 23. Ke1 Bg4 24. Kd1 Bxe2+ 25. Qxe2 Ng4 26. Kc2 Qe7 27. f5 Nxe3+ 28. Qxe3 Rh6 29. Rb1 a5 30. b5 Rc8 31. Kd2 c5 32. dxc5 Rxc5 33. Rhc1 Rxc1 34. Rxc1 Rxh2 35. Qe2 Qg5+ 36. Qe3 Rxg2+ 37. Ne2 Qxf5 38. Rc7 Qe5 39. Rxb7 Qb2+ 40. Kd1 Qb1+ 41. Nc1 1/2-1/2

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.15"]
[Round "6.8"]
[White "Kiefhaber, Tobias"]
[Black "Goldinov, Daniel"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1581"]
[BlackElo "1546"]
[PlyCount "54"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Stuttgart SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. d5 g6 4. c4 Bg7 5. Nc3 0-0 6. Bf4 Ne4 7. Qc1 Nxc3 8. bxc3 d6 9. Bh6 e5 10. Bxg7 Kxg7 11. h4 h6 12. e3 Nd7 13. Be2 Nc5 14. Qc2 Bd7 15. Nd2 a5 16. f3 a4 17. g4 Be8 18. 0-0-0 Qf6 19. Rdg1 Kh8 20. g5 Qg7 21. f4 h5 22. Nf3 Bd7 23. Re1 Ra6 24. Bf1 Rb6 25. Nd2 a3 26. Nb1 Rb2 27. Qd1 Ba4 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.15"]
[Round "5.9"]
[White "Mehner, Lorenz"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "E87"]
[WhiteElo "1602"]
[BlackElo "1581"]
[PlyCount "74"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Chemnitz USG"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Be3 e5 7. d5 Nbd7 8. Bd3 a5 9. Qd2 Nc5 10. 0-0-0 b6 11. Nge2 Ba6 12. Kb1 Nfd7 13. a3 Nxd3 14. Qxd3 Nc5 15. Bxc5 bxc5 16. Na2 Qd7 17. Nec3 Rfb8 18. Kc2 Rb6 19. Rb1 Rab8 20. b3 Bc8 21. g4 Qe7 22. h4 Bd7 23. h5 g5 24. Rb2 h6 25. Rhb1 Qe8 26. b4 axb4 27. axb4 cxb4 28. Nxb4 Ra8 29. Nd1 Ra4 30. Na2 Rxb2+ 31. Rxb2 Ra8 32. Nac3 Ra3 33. Qe2 Qa8 34. Kd3 Qa7 35. Kc2 Bf6 36. Nb1 Ba4+ 37. Kc1 Bxd1 1/2-1/2

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.14"]
[Round "3.10"]
[White "Kiefhaber, Tobias"]
[Black "Wagner, Anton"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1581"]
[BlackElo "1479"]
[PlyCount "71"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Erfurt USV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 d5 3. Bg5 e6 4. e3 Be7 5. Bd3 b6 6. 0-0 Bb7 7. Nbd2 Nbd7 8. c4 c5 9. b3 0-0 10. Rc1 Rc8 11. Qe2 cxd4 12. exd4 dxc4 13. Nxc4 Nd5 14. Qe4 g6 15. Qh4 Bxg5 16. Nxg5 N7f6 17. Ne5 Kg7 18. Rc4 Ba6 19. Rxc8 Qxc8 20. Qg3 Bxd3 21. Qxd3 Qc3 22. Rd1 Qxd3 23. Nxd3 h6 24. Nf3 Rc8 25. Rc1 Rxc1+ 26. Nxc1 Nb4 27. Kf1 Ne4 28. Ke1 Kf6 29. g4 Ng5 30. Ne5 Nc2+ 31. Kd2 Nxd4 32. f4 Ngf3+ 33. Ke3 Nxe5 34. fxe5+ Kxe5 35. Nd3+ Kd5 36. Nb4+ 1/2-1/2

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.14"]
[Round "4.10"]
[White "Strauss, Florian"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1527"]
[BlackElo "1581"]
[PlyCount "56"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Ingelheim"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 g6 6. Bf4 Bf5 7. Bxf5 gxf5 8. Nf3 e6 9. c3 Bd6 10. Bxd6 Qxd6 11. Ne5 Nc6 12. Nd3 Rg8 13. g3 Ne4 14. Rg1 0-0-0 15. Nd2 e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. Nf3 Qe7 19. Qe2 Qc5 20. Kf1 Rde8 21. Qc2 Qc4+ 22. Kg2 Nxg3 23. Kh2 Re2 24. Qb1 Rxf2+ 25. Rg2 Rxg2+ 26. Kxg2 Qe2+ 27. Kg1 Nf1+ 28. Kh1 Qg2# 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.13"]
[Round "2.9"]
[White "Chugunov, Ivan"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "1630"]
[BlackElo "1581"]
[PlyCount "85"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Ostfildern"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. c3 Bf5 7. Bf4 e6 8. Bd3 Bg6 9. Nf3 Bd6 10. Bg3 Qc7 11. Nh4 Nd7 12. a4 c5 13. dxc5 Bxg3 14. hxg3 Bxd3 15. Qxd3 Qe5+ 16. Kf1 Qxc5 17. Nf3 f5 18. Nd4 0-0-0 19. Rh4 Nf6 20. Qb5 Ne4 21. f3 Qxb5+ 22. axb5 Nxg3+ 23. Kf2 e5 24. Kxg3 f4+ 25. Kh3 exd4 26. Rxf4 d3 27. Rd1 Rhe8 28. Rc4+ Kb8 29. b4 Rd5 30. g4 d2 31. Rd4 Red8 32. R1xd2 Rxd4 33. Rxd4 Rxd4 34. cxd4 Kc7 35. Kh4 Kb6 36. Kg5 Kxb5 37. d5 a5 38. bxa5 Kc5 39. Kf6 Kxd5 40. f4 Kc5 41. Kxf7 Kb5 42. f5 Kxa5 43. Kg7 1-0

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2022.08.13"]
[Round "1.10"]
[White "Kiefhaber, Tobias"]
[Black "Herfurt, Manuel"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1581"]
[BlackElo "1656"]
[PlyCount "48"]
[EventDate "2022.08.13"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Kastellaun"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. c5 b6 7. b4 a5 8. Bxf6 Bxf6 9. cxb6 cxb6 10. b5 Nd7 11. a4 Bb7 12. Be2 Rc8 13. Nbd2 Qe7 14. Qb3 Rc7 15. 0-0 Rfc8 16. Ne1 e5 17. dxe5 Bxe5 18. Rd1 Rc3 19. Qb1 Ra3 20. Bd3 Ra1 21. Qxa1 Bxa1 22. Rxa1 Ne5 23. Bf5 Rc7 24. Nef3 g6 1/2-1/2

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.27"]
[Round "7.3"]
[White "Kiefhaber, Tobias"]
[Black "Gutewort, Paul Emil"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1562"]
[BlackElo "1689"]
[PlyCount "67"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Berlin Nord Ost"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. 0-0-0 Nd7 7. h4 h5 8. Nh3 Bb7 9. f3 Ngf6 10. Ng5 e6 11. Be2 Qe7 12. g4 b4 13. Nb1 a5 14. gxh5 Nxh5 15. Bb5 c6 16. Bd3 Ba6 17. Bxa6 Rxa6 18. Qd3 Ra8 19. Qc4 0-0 20. Qxc6 a4 21. d5 Ne5 22. Qb5 Rfb8 23. Qf1 Ng3 24. Qh3 Nxh1 25. dxe6 fxe6 26. Rxh1 Nc4 27. Bd2 Bxb2+ 28. Kd1 Nxd2 29. Kxd2 Bf6 30. Nxe6 d5 31. Rg1 Kf7 32. Ng5+ Bxg5+ 33. Rxg5 dxe4 34. fxe4 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.26"]
[Round "6.3"]
[White "Guenther, Arthur"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "1573"]
[BlackElo "1562"]
[PlyCount "35"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Weimar"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 4. c4 e6 5. Nc3 Be7 6. Qb3 Nc6 7. Nh4 Be4 8. f3 dxc4 9. Bxc4 Bd5 10. f4 0-0 11. 0-0 Na5 12. Qc2 Nxc4 13. b3 Nxe3 14. Bxe3 Ng4 15. Nxd5 Qxd5 16. Bf2 Bxh4 17. Bxh4 Ne3 18. Qd3 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.26"]
[Round "5.2"]
[White "Kiefhaber, Tobias"]
[Black "Fuhrmann, Bahne"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "1562"]
[BlackElo "1849"]
[PlyCount "42"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Hamburger SK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 a6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Be7 11. Bxf6 Bxf6 12. exf6 Bb7 13. Qd2 Qxf6 14. 0-0-0 Nd7 15. d5 0-0-0 16. a4 Nc5 17. Qe3 Nb3+ 18. Kb1 Qf5+ 19. Ka2 exd5 20. Ne2 Qc2 21. g3 d4 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.25"]
[Round "3.3"]
[White "Kiefhaber, Tobias"]
[Black "Freude, Max"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1562"]
[BlackElo "1806"]
[PlyCount "58"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Berlin Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Na3 Ra5 9. Bc7 e6 10. Bxb6 Ra6 11. Bc5 Bxc5 12. dxc5 Ne4 13. Nb5 Ke7 14. Nbd4 Nxc5 15. b4 Nxd4 16. Nxd4 Ne4 17. Ne2 Ra3 18. g3 Bd7 19. Bg2 Nxc3 20. Nxc3 Rxc3 21. a4 Ra8 22. b5 Bxb5 23. a5 b6 24. Kd2 Rd3+ 25. Kc2 Rxa5 26. Rxa5 bxa5 27. Rb1 Ba4+ 28. Kb2 Rd2+ 29. Ka3 Bb3 0-1

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.25"]
[Round "4.1"]
[White "Rose, Daniel"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1816"]
[BlackElo "1562"]
[PlyCount "47"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Koenigsjaeger Sued West"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. e4 0-0 6. Qc2 Nbd7 7. g3 e5 8. d5 Kh8 9. Bg2 Ng8 10. h4 f5 11. h5 gxh5 12. Rxh5 Ngf6 13. Rh1 Nc5 14. Nh4 Kg8 15. Nxf5 Nfxe4 16. Nxg7 Rxf2 17. Qb1 Rxg2 18. Nxe4 Qf8 19. Nf6+ Qxf6 20. Qxh7+ Kf8 21. Qh8+ Kf7 22. Qe8+ Kxg7 23. Qh8+ Kf7 24. Rh7+ 1-0

[Event "GER-chT U14"]
[Site "Willingen"]
[Date "2021.06.24"]
[Round "2.3"]
[White "Bildat, Emilia"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1852"]
[BlackElo "1562"]
[PlyCount "80"]
[EventDate "2021.06.23"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Lueneburg Turm"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. Nc3 Nf6 5. d3 Bb4 6. Bd2 0-0 7. e3 Bxc3 8. Bxc3 d5 9. cxd5 Nxd5 10. Ne2 f4 11. gxf4 exf4 12. Bxd5+ Qxd5 13. Rg1 Ne5 14. Bxe5 Qxe5 15. d4 Qe7 16. Qb3+ Be6 17. Qc3 fxe3 18. Qxe3 Rae8 19. Kd2 Qb4+ 20. Qc3 Qxc3+ 21. Kxc3 Rxf2 22. Ng3 Rxh2 23. Ne4 Rf8 24. Ng5 Bd5 25. Rae1 h6 26. Ne6 Rf3+ 27. Kb4 Rxb2+ 28. Kc5 Bxe6 29. Rxe6 Rb6 30. Re7 Rf7 31. Re8+ Kh7 32. d5 Rd6 33. Rge1 Rf5 34. Rd1 b6+ 35. Kc4 c6 36. Kb3 Rdxd5 37. Rde1 Rb5+ 38. Kc3 Ra5 39. R1e2 Ra3+ 40. Kb4 Raf3 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.31"]
[Round "7"]
[White "Werner, Florin"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "1481"]
[BlackElo "1542"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. cxd5 exd5 8. Bb5 Bg4 9. Qa4 Qb6 10. Ne5 Bd7 11. 0-0 Qxd4 12. Nxd7 1-0

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "6"]
[White "Kiefhaber, Tobias"]
[Black "Moeller, Maurin"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1542"]
[BlackElo "1645"]
[PlyCount "86"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Nbd2 b5 9. Be2 b4 10. 0-0 Nh5 11. Bg3 Nxg3 12. hxg3 h6 13. e4 e6 14. Rfe1 Be7 15. exd5 exd5 16. Nf1 0-0 17. Ne3 Be6 18. Ne5 Ra5 19. Nxc6 bxc6 20. cxb4 Bxb4 21. Rec1 Rfa8 22. a3 Bd2 23. Rc2 Bxe3 24. fxe3 Bf5 25. Rd2 Rb8 26. Kf2 Ra7 27. g4 Bg6 28. a4 Rba8 29. Bd1 Rb8 30. Ra2 f6 31. Ra3 Rab7 32. b3 cxb3 33. Rb2 Kf8 34. Raxb3 Rxb3 35. Rxb3 Rxb3 36. Bxb3 Ke7 37. Ke2 Kd6 38. Kd2 Be4 39. g3 Kc7 40. Bc2 Bf3 41. Bd1 Be4 42. Bc2 Bf3 43. Bd1 Be4 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.30"]
[Round "5"]
[White "Kiefhaber, Tobias"]
[Black "Sundui, Chinguun"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1542"]
[BlackElo "1788"]
[PlyCount "102"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 b6 5. e3 Bb7 6. Nbd2 Be7 7. Bd3 d5 8. 0-0 0-0 9. Rc1 Nbd7 10. h3 a6 11. Ne5 b5 12. Bh2 Ne4 13. Nxd7 Qxd7 14. f3 Nxd2 15. Qxd2 cxd4 16. cxd4 Rac8 17. f4 f5 18. g4 fxg4 19. hxg4 g6 20. Rxc8 Bxc8 21. Qg2 Rf7 22. Qh3 Rg7 23. Kh1 e5 24. f5 e4 25. Bxe4 dxe4 26. f6 Rf7 27. fxe7 Rxf1+ 28. Qxf1 Qxe7 29. Qf4 g5 30. Qb8 Qe6 31. Qc7 Qxg4 32. Qd8+ Kf7 33. Bd6 Qh3+ 34. Kg1 Qxe3+ 35. Kh1 Qc1+ 36. Kh2 Qxb2+ 37. Kg1 Qxd4+ 38. Kh1 Qd1+ 39. Kh2 Qe2+ 40. Kh1 Qf3+ 41. Kg1 Qg4+ 42. Kh1 Qd7 43. Qf8+ Kg6 44. Qg8+ Kh5 45. Qd5 Qh3+ 46. Kg1 Qe3+ 47. Kh1 Qf3+ 48. Kg1 Bh3 49. Qd2 e3 50. Qc2 Qf1+ 51. Kh2 Qf2+ 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.29"]
[Round "4"]
[White "Cromm, Mika"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1665"]
[BlackElo "1542"]
[PlyCount "62"]
[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 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. e3 Be6 6. Nf3 Nd7 7. Ng5 c6 8. Nxe6+ fxe6 9. Be2 Ngf6 10. 0-0 Kc7 11. Nc3 Be7 12. b3 g5 13. Rb1 Rag8 14. b4 g4 15. b5 c5 16. a4 h5 17. a5 h4 18. f3 gxf3 19. Bxf3 Rh7 20. e4 Rhg7 21. Rb2 Nh7 22. Na4 Bg5 23. Bxg5 Nxg5 24. Bg4 h3 25. g3 Nxe4 26. Bxe6 Rf8 27. Rxf8 Nxf8 28. Bxh3 Nd6 29. Nxc5 Nxc4 30. Rc2 Ne3 31. Ne4+ Nxc2 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "3"]
[White "Kiefhaber, Tobias"]
[Black "Payyappat, Sayas"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1542"]
[BlackElo "2144"]
[PlyCount "64"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. c3 cxd4 5. cxd4 Qb6 6. Qc2 Nc6 7. a3 Bf5 8. Qc1 Na5 9. Nbd2 Rc8 10. Qd1 Qxb2 11. e3 e6 12. Be2 Bc2 13. Qc1 Qxc1+ 14. Rxc1 Bxa3 15. Ra1 Bb4 16. 0-0 0-0 17. Rfc1 Ne4 18. Ra2 Nc3 19. Rcxc2 Nxe2+ 20. Kf1 Nxf4 21. exf4 Rxc2 22. Rxc2 b5 23. Ne5 Bxd2 24. Rxd2 Nc4 25. Ra2 Nxe5 26. fxe5 Ra8 27. Ra5 a6 28. Ke2 Kf8 29. Kd3 Ke7 30. f4 Kd7 31. g4 Kc6 32. f5 Kb6 0-1

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.28"]
[Round "2"]
[White "Udelnov, Valentin"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1691"]
[BlackElo "1542"]
[PlyCount "161"]
[EventDate "2020.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qb6 8. Qxb6 axb6 9. Na3 Kd7 10. h3 Bh5 11. Nb5 Bg6 12. Be2 Ne8 13. c4 Nb4 14. Kd2 Nf6 15. Nc3 Nc2 16. Rc1 Nxd4 17. cxd5 Rc8 18. Nf3 Nxf3+ 19. Bxf3 Rc4 20. Be5 Be4 21. Be2 Rb4 22. Bxf6 gxf6 23. Nxe4 Rxe4 24. Bg4+ Kd6 25. Kd3 Ra4 26. Rc8 Bg7 27. a3 f5 28. Bxf5 Rxc8 29. Bxc8 Bxb2 30. Bxb7 Bxa3 31. Bc6 Rf4 32. Ra1 Bc5 33. f3 e6 34. Ra4 Rxa4 35. Bxa4 exd5 36. Bb5 Ke5 37. g3 Bf2 38. f4+ Kd6 39. g4 f6 40. Kc3 Bg3 41. f5 Ke5 42. Bd3 Bf2 43. Ba6 h6 44. Bb5 Bc5 45. Bd3 Kf4 46. Bf1 Ke3 47. Kb3 d4 48. Kc4 Bd6 49. h4 Bf4 50. g5 hxg5 51. hxg5 Bxg5 52. Bh3 d3 53. Kc3 d2 54. Kc2 Kf2 55. Kd1 b5 56. Bg4 b4 57. Be2 Ke3 58. Bc4 Kd4 59. Bg8 Kc3 60. Bf7 b3 61. Be6 Kb2 62. Bd5 Ka3 63. Be4 Kb2 64. Bd5 Kc3 65. Be6 Kb4 66. Bd5 Bf4 67. Ke2 Kc3 68. Kd1 Be3 69. Be6 Bc5 70. Bf7 Ba3 71. Be6 Bc1 72. Bf7 Kb4 73. Bd5 Ka3 74. Be4 Ka2 75. Bd5 Kb2 76. Bc4 Kc3 77. Be6 b2 78. Ba2 Kd3 79. Bb1+ Ke3 80. Bc2 Kf3 81. Bb1 1/2-1/2

[Event "GER-ch U12"]
[Site "Willingen"]
[Date "2020.10.27"]
[Round "1"]
[White "Kiefhaber, Tobias"]
[Black "Ivanov, Alexander"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1542"]
[BlackElo "1261"]
[PlyCount "71"]
[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 f5 2. Qd3 Nf6 3. Qxf5 e6 4. Qd3 Be7 5. Nc3 0-0 6. Bf4 d6 7. Nf3 Nbd7 8. h4 Nh5 9. Bg5 b6 10. g4 Nf4 11. Qe3 Nd5 12. Qxe6+ Kh8 13. Qxd5 Ba6 14. 0-0-0 c5 15. Bxe7 Qxe7 16. dxc5 bxc5 17. Qxd6 Qxd6 18. Rxd6 Bc8 19. g5 Nb6 20. g6 h6 21. Ne5 Bb7 22. f3 Rae8 23. Nd7 Nxd7 24. Rxd7 Rb8 25. Bh3 a5 26. Rh2 Ba6 27. Rd6 Bb7 28. Bg4 c4 29. Rh1 Rbe8 30. Rhd1 Bc8 31. Bxc8 Rxc8 32. Rd7 Rg8 33. Re7 Rcd8 34. Rxd8 Rxd8 35. Rc7 Rd4 36. Rc8+ 1-0

[Event "GER-chT Lands U20"]
[Site "Berlin"]
[Date "2020.10.03"]
[Round "6.4"]
[White "Goepfert, Gregor"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1603"]
[BlackElo "1542"]
[PlyCount "82"]
[EventDate "2020.09.29"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Thueringen U20"]
[BlackTeam "Baden U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Ne7 8. Ne2 Qc7 9. Ng3 Nd7 10. 0-0 0-0-0 11. Qf3 f6 12. exf6 gxf6 13. Bxf6 Nxf6 14. Qxf6 Rh6 15. Qf3 Ng6 16. Nd2 Nxh4 17. Qe3 Nf5 18. Nxf5 exf5 19. Nf3 h4 20. Qg5 Qh7 21. Rae1 Bd6 22. Ne5 Rg8 23. Qe3 Bxe5 24. Qxe5 Qg6 25. Qh2 h3 26. g3 f4 27. Re2 fxg3 28. fxg3 Qxg3+ 29. Qxg3 Rxg3+ 30. Kh2 Rhg6 31. Ref2 Kc7 32. b3 b5 33. a3 Kb6 34. Rf3 Rxf3 35. Rxf3 Rg2+ 36. Kxh3 Rxc2 37. b4 a5 38. Kg4 axb4 39. axb4 Rb2 40. Kf4 Rxb4 41. Ke5 Rc4 0-1

[Event "GER-chT Lands U20"]
[Site "Berlin"]
[Date "2020.10.02"]
[Round "5.5"]
[White "Kadach, Maria"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1539"]
[BlackElo "1542"]
[PlyCount "80"]
[EventDate "2020.09.29"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Wuerttemberg U20"]
[BlackTeam "Baden U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nc3 Bg7 5. Bd3 Nbd7 6. Nf3 0-0 7. 0-0 Re8 8. e4 e5 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Bg5 h6 12. Be3 Nh7 13. Qd2 g5 14. Rad1 c6 15. Bc4 Qf6 16. Ne2 h5 17. Qd6 Be6 18. Bxe6 Rxe6 19. Qb4 b5 20. Ng3 h4 21. Nf5 g4 22. Qd2 Kh8 23. f3 Qg6 24. Nxh4 Qh5 25. Nf5 Rg8 26. fxg4 Qxg4 27. Nd6 Rxd6 28. Qxd6 Bh6 29. Qxe5+ f6 30. Qg3 Bxe3+ 31. Kh1 Qxg3 32. hxg3 Rg6 33. Rd8+ Kg7 34. Rd7+ Kg8 35. Rf4 Bxf4 36. gxf4 Rg4 37. Rxa7 Rxf4 38. Rc7 Rxe4 39. Rxc6 Kf7 40. Kh2 Re6 1/2-1/2

[Event "GER-chT Lands U20"]
[Site "Berlin"]
[Date "2020.10.02"]
[Round "4.6"]
[White "Kiefhaber, Tobias"]
[Black "Sommer, Justus"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1542"]
[BlackElo "1845"]
[PlyCount "119"]
[EventDate "2020.09.29"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Baden U20"]
[BlackTeam "Schleswig Holstein U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 a6 10. Rc1 c5 11. h4 Bb7 12. h5 h6 13. Bf4 Qb6 14. Bb1 Nd5 15. Nxd5 Bxd5 16. e4 Bb7 17. Be3 Rd8 18. Qc2 c4 19. d5 Bb4+ 20. Kf1 Qd6 21. dxe6 Qxe6 22. Nd4 Qf6 23. Nf5 Ne5 24. Bd4 Rxd4 25. Nxd4 Nd3 26. Nf3 Nxc1 27. Qxc1 Qe7 28. Qf4 Qd6 29. Qxd6 Bxd6 30. Ke2 Kd7 31. Nd4 Be5 32. Ke3 Kc7 33. f4 Bxd4+ 34. Kxd4 Re8 35. Re1 Rd8+ 36. Ke3 Kb6 37. g4 Bc8 38. g5 b4 39. Rg1 Kc5 40. gxh6 gxh6 41. Rg7 Rd7 42. Rh7 Rd6 43. Rxf7 Be6 44. Rf6 Bg4 45. Rxd6 Kxd6 46. e5+ Ke6 47. Bg6 c3 48. bxc3 bxc3 49. Kd3 Kd5 50. Kxc3 Ke6 51. Kd4 Ke7 52. f5 Bd1 53. f6+ Ke6 54. f7 Ke7 55. Kc5 Bg4 56. f8Q+ Kxf8 57. Kd6 Kg7 58. e6 a5 59. e7 Be6 60. Kxe6 1-0

[Event "GER-chT Lands U20"]
[Site "Berlin"]
[Date "2020.09.30"]
[Round "2.2"]
[White "Kiefhaber, Tobias"]
[Black "Voigt, Anastasia"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1542"]
[BlackElo "1562"]
[PlyCount "66"]
[EventDate "2020.09.29"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Baden U20"]
[BlackTeam "Sachsen Anhalt U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. Bd3 b6 7. 0-0 c5 8. Qc2 Nbd7 9. Nc3 Bb7 10. Ne5 h6 11. Bh4 Nxe5 12. dxe5 Ng4 13. Bg3 Bh4 14. cxd5 Bxg3 15. hxg3 exd5 16. Bh7+ Kh8 17. Qf5 Bc8 18. Qc2 g6 19. Bxg6 fxg6 20. Qxg6 Qg5 21. Qd6 Rd8 22. Qc7 Ba6 23. f3 Qxe3+ 24. Kh1 Bxf1 25. fxg4 Qf2 26. Rxf1 Qxf1+ 27. Kh2 Rf8 28. Qd6 Qc1 29. Ne2 Qg5 30. Nf4 Rg8 31. Nh5 Rg6 32. Qxd5 Rag8 33. Nf4 Qxg4 0-1

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "1"]
[White "Fenski, Ole"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1620"]
[BlackElo "1729"]
[PlyCount "63"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 0-0 6. e3 Nbd7 7. Bd3 e5 8. Qc2 Re8 9. 0-0 h6 10. Bh4 g5 11. Bg3 Nf8 12. dxe5 dxe5 13. Bxe5 g4 14. Bxf6 Qxf6 15. Nd4 b6 16. Be4 Rb8 17. Nc6 Rxe4 18. Qxe4 Bb7 19. Ne7+ Kh8 20. Ned5 Qg5 21. Qf4 Qg6 22. Rad1 Ne6 23. Qg3 h5 24. Nf4 Nxf4 25. Qxf4 h4 26. Qxc7 Qc6 27. Qxb8+ Kh7 28. Nd5 g3 29. hxg3 hxg3 30. Qxg3 Qh6 31. Qh3 Qh4 32. Qxh4+ 1-0

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "4"]
[White "Kiefhaber, Tobias"]
[Black "Dimitriu, Filip"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1729"]
[BlackElo "1620"]
[PlyCount "29"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 a6 5. e4 d6 6. Qd2 Bg4 7. h3 Bxf3 8. gxf3 Nbd7 9. h4 Nh5 10. Bh6 c6 11. Bh3 b5 12. Bg4 Ndf6 13. Bxg7 Nxg7 14. 0-0-0 a5 15. e5 1-0

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "7"]
[White "Kiefhaber, Tobias"]
[Black "Doeding, Alexander Karsten"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1729"]
[BlackElo "1463"]
[PlyCount "44"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 0-0 5. Qd2 d6 6. h4 Bf5 7. Bh6 Nc6 8. Bxg7 Kxg7 9. Nh2 Nb4 10. e4 Bd7 11. Nf3 c6 12. Ng1 Qa5 13. 0-0-0 Nxa2+ 14. Nxa2 Qxa2 15. Qe3 Ng4 16. Qf4 e5 17. Qg3 Qa1+ 18. Kd2 Qxb2 19. f3 Qxd4+ 20. Kc1 Qf2 21. Qh3 Ne3 22. Qxd7 Qxc2# 0-1

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "2"]
[White "Kiefhaber, Tobias"]
[Black "Fridlin, Daniel"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1729"]
[BlackElo "1620"]
[PlyCount "23"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d6 5. e4 0-0 6. Qd2 Re8 7. h4 a5 8. Bh6 b6 9. h5 Nxh5 10. Rxh5 gxh5 11. Qg5 e6 12. Qxg7# 1-0

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "5"]
[White "Kiefhaber, Tobias"]
[Black "Radeke, Timothy"]
[Result "1-0"]
[ECO "D50"]
[WhiteElo "1729"]
[BlackElo "1494"]
[PlyCount "43"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. Bg5 cxd4 6. Nxd4 Bc5 7. cxd5 exd5 8. Bxf6 Qxf6 9. e3 0-0 10. Nxd5 Qd6 11. Nc3 Re8 12. Ndb5 Qe5 13. Qf3 Nc6 14. Bc4 Be6 15. Bxe6 fxe6 16. 0-0 Rf8 17. Qg3 Qf6 18. Ne4 Qf5 19. Nxc5 Qxc5 20. Nc7 Rac8 21. Nxe6 Qb5 22. Qxg7# 1-0

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "6"]
[White "Skembris, Simon Max"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1620"]
[BlackElo "1729"]
[PlyCount "87"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. h4 h5 7. g5 Bb4 8. Bd2 Ne7 9. a3 Ba5 10. b4 Bb6 11. Be3 Nf5 12. Na4 Nxe3 13. fxe3 Nd7 14. Nc5 Qc7 15. Nf3 Bxc5 16. bxc5 0-0-0 17. Qd2 Be4 18. Be2 f6 19. Rg1 fxe5 20. Rb1 Bxf3 21. Bxf3 exd4 22. exd4 g6 23. Qd3 e5 24. Qxg6 exd4 25. Bxh5 Qe5+ 26. Be2 Nxc5 27. h5 Rde8 28. Rg2 Ne4 29. Qf7 Re7 30. Qf3 Nc3 31. Rb3 Rhe8 32. Rxc3 dxc3 33. g6 Rh8 34. Qg4+ Kb8 35. g7 Rg8 36. h6 Qe3 37. Qg3+ Qxg3+ 38. Rxg3 Rge8 39. Rg2 Rg8 40. h7 Ree8 41. hxg8Q Rxg8 42. Bh5 Kc7 43. Bf7 Rd8 44. g8Q 1-0

[Event "GER Pfingstopen U12"]
[Site "Playchess.com INT"]
[Date "2020.06.02"]
[Round "3"]
[White "Sohoni, Arnav"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1620"]
[BlackElo "1729"]
[PlyCount "51"]
[EventDate "2020.06.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Bf5 6. Nxf6+ gxf6 7. Be3 Nd7 8. Nf3 Qc7 9. g3 Rg8 10. Bf4 Qb6 11. c3 0-0-0 12. a4 Re8 13. a5 Qd8 14. Qa6 Nc5 15. Qxa7 Nd3+ 16. Bxd3 Bxd3 17. Qa8+ Kd7 18. Qxb7+ Ke6 19. Qxc6+ Kf5 20. Nh4+ Kg4 21. Qf3+ Kh3 22. Qg2+ Kg4 23. f3+ Kh5 24. Qh3 e5 25. g4+ Rxg4 26. Qxg4# 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.30"]
[Round "7.5"]
[White "Englert, Luca"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1632"]
[BlackElo "1483"]
[PlyCount "117"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Leipzig Gruen Weiss"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Nf3 e6 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. Qb3 Qc7 11. 0-0 h5 12. h3 Bxf3 13. Nxf3 Rg8 14. Ng5 0-0-0 15. a4 Rdf8 16. f4 h4 17. Rae1 Nh5 18. f5 Nf4 19. Qd1 Nxg2 20. Kxg2 Qg3+ 21. Kh1 Qxg5 22. fxe6 fxe6 23. Rxe6 Qg3 24. Qg4 Qxg4 25. hxg4 Rf6 26. Rfxf6 gxf6 27. Rxf6 Ne7 28. Be2 Rg6 29. Rxg6 Nxg6 30. Bd3 Nf4 31. Bf5+ Kd8 32. g5 Ke7 33. Kg1 Ne6 34. g6 Kf6 35. Bc2 Nf4 36. Kh2 a6 37. a5 Nxg6 38. Kh3 Kg5 39. Bxg6 Kxg6 40. Kxh4 Kf5 41. Kh5 Kf6 42. Kg4 Kg6 43. Kf4 Kf6 44. b3 Ke6 45. Kg5 Ke7 46. Kf5 Kd6 47. Kf6 Kd7 48. Ke5 Kc6 49. b4 Kc7 50. Kxd5 Kd7 51. c4 Kc7 52. b5 Kd7 53. bxa6 bxa6 54. c5 Kc7 55. Kc4 Kc6 56. d5+ Kd7 57. c6+ Kc7 58. Kc5 Kb8 59. Kd6 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "5.7"]
[White "Beyer, Lorenz"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1274"]
[BlackElo "1483"]
[PlyCount "56"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Barnim"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. Nf3 Nf6 3. Bf4 g6 4. c4 Bg7 5. Nc3 Nbd7 6. e4 0-0 7. Qd2 Re8 8. Bh6 Bh8 9. h3 e5 10. d5 Nc5 11. Bd3 Nh5 12. Bc2 Bg7 13. Bxg7 Nxg7 14. g4 Qf6 15. Nh2 Qf4 16. Qxf4 exf4 17. 0-0-0 f5 18. Nb5 Re7 19. exf5 gxf5 20. Rhe1 Rxe1 21. Rxe1 Na6 22. gxf5 Bxf5 23. Bxf5 Nxf5 24. Ng4 c6 25. Nc3 Nc5 26. Kd2 a5 27. Ne4 Nd4 28. Nh2 cxd5 1/2-1/2

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "6.6"]
[White "Kiefhaber, Tobias"]
[Black "Kroemer, Emanuel"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1483"]
[BlackElo "1459"]
[PlyCount "73"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Weimar"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 e6 3. e3 f5 4. Nf3 Nf6 5. Nbd2 Bd6 6. Ne5 0-0 7. Ndf3 b6 8. Bd3 Nbd7 9. Rg1 c5 10. c3 Qc7 11. h3 Ne4 12. g4 cxd4 13. cxd4 Bb4+ 14. Kf1 Bd6 15. g5 b5 16. h4 a5 17. h5 Ba6 18. h6 g6 19. Rc1 Qb7 20. Bxe4 fxe4 21. Nxg6 hxg6 22. Bxd6 Rxf3 23. Rc7 b4+ 24. Kg2 Qb5 25. h7+ Kxh7 26. Rh1+ Kg8 27. Rh6 Kf7 28. Qh1 Rxf2+ 29. Kxf2 Qe2+ 30. Kg3 Qxe3+ 31. Kh2 Qxd4 32. Rxd7+ Kg8 33. Rhh7 e3 34. Qf3 Qd2+ 35. Kh3 Bf1+ 36. Qxf1 Qxb2 37. Qf7# 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "4.10"]
[White "Kiefhaber, Tobias"]
[Black "Wedekind, Ferdinand"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1483"]
[BlackElo "1215"]
[PlyCount "87"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Erlangen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 dxc4 6. Bxc4 Bd6 7. Bxd6 cxd6 8. 0-0 0-0 9. Nc3 Nc6 10. Re1 d5 11. Bb3 Rc8 12. Rc1 Re8 13. a3 Qc7 14. Ne2 Bg4 15. Ne5 Qd6 16. Nxg4 Nxg4 17. Nf4 Nf6 18. Rc2 Rc7 19. Qc1 Rec8 20. Ree2 Na5 21. Ba2 Nc4 22. Bxc4 Rxc4 23. Rxc4 Rxc4 24. Rc2 Qc7 25. Rxc4 Qxc4 26. Qxc4 dxc4 27. f3 Kf8 28. Kf2 Ke7 29. Ke2 Kd6 30. e4 Nd7 31. e5+ Ke7 32. Kd2 b5 33. Kc3 Nb6 34. Kb4 Kd7 35. Kxb5 Kc7 36. a4 a6+ 37. Kb4 Kc6 38. a5 Nd5+ 39. Nxd5 exd5 40. f4 h6 41. g3 g6 42. h3 h5 43. h4 g5 44. hxg5 1-0

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "3.9"]
[White "Scheinmaier, Mark"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "1399"]
[BlackElo "1483"]
[PlyCount "70"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Neureut"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 c6 7. Nf3 Nbd7 8. 0-0-0 Kc7 9. a3 Ne8 10. e4 f6 11. Be3 Bc5 12. Bxc5 Nxc5 13. b4 Ne6 14. c5 g6 15. Bc4 Nf4 16. Ne1 Be6 17. Bxe6 Nxe6 18. Nf3 N8g7 19. g3 Rad8 20. Rxd8 Rxd8 21. Rd1 Rxd1+ 22. Kxd1 Nd8 23. Nd2 Nge6 24. Ne2 Nf7 25. Kc2 Kd7 26. Kd3 Nc7 27. Nc4 Nh6 28. f3 Nf7 29. Ke3 Ne6 30. Kd3 Kc7 31. a4 b6 32. cxb6+ axb6 33. Ne3 Kd7 34. Nc4 Kc7 35. Ne3 Kd7 1/2-1/2

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.27"]
[Round "2.7"]
[White "Kiefhaber, Tobias"]
[Black "Makarov, Mark Alexander"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1483"]
[BlackElo "1243"]
[PlyCount "68"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Ingelheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 a6 5. c4 c6 6. Nc3 e6 7. Be2 Bb4 8. Qb3 Bxc3+ 9. bxc3 b5 10. cxb5 axb5 11. a4 Ne4 12. 0-0 bxa4 13. Qb7 Nd7 14. Qxc6 0-0 15. Bd3 Rc8 16. Qxa4 Nxc3 17. Qc2 Ne4 18. Qe2 g5 19. Bxe4 dxe4 20. Nxg5 f6 21. Nh3 Kh8 22. Bg3 Rg8 23. Ra7 Bg4 24. Qa2 h5 25. Kh1 Bxh3 26. gxh3 Qe7 27. d5 e5 28. Rb1 Qg7 29. h4 f5 30. Rbb7 Rc1+ 31. Kg2 Qg4 32. Rxd7 Qf3+ 33. Kh3 Qg4+ 34. Kg2 Qf3+ 1/2-1/2

[Event "GER-chT U12"]
[Site "Magdeburg"]
[Date "2019.12.27"]
[Round "1.1"]
[White "Monninkhoff, Yari"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1272"]
[BlackElo "1483"]
[PlyCount "64"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Berlin Empor"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 7. Bd3 Nd7 8. Nf3 Nb6 9. 0-0 Bg4 10. c4 Bc7 11. Re1 0-0 12. h3 Bh5 13. Rc1 Re8 14. b3 Qd7 15. Bb1 Re7 16. Qd3 Bg6 17. Qd2 Be4 18. Bxe4 Rxe4 19. Qd3 Rae8 20. Bd2 f5 21. Ng5 Rxe1+ 22. Rxe1 Rxe1+ 23. Bxe1 c5 24. d5 Qe7 25. Nf3 f4 26. Bc3 f6 27. Kf1 Nd7 28. Qe2 Ne5 29. Nxe5 Bxe5 30. Bd2 Kf8 31. Qe4 g5 32. Qe2 Ke8 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.26"]
[Round "11"]
[White "Kiefhaber, Tobias"]
[Black "Udelnov, Valentin"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1424"]
[BlackElo "1377"]
[PlyCount "120"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 c5 8. Re1 a6 9. Bd2 Rb8 10. Rc1 Re8 11. d5 Nh5 12. Ng5 Ne5 13. f4 e6 14. e4 h6 15. fxe5 hxg5 16. exd6 exd5 17. exd5 Bd4+ 18. Kh1 Qf6 19. Rf1 Ng3+ 20. hxg3 Qh8+ 21. Bh5 g4 22. Bg5 Re5 23. Ne2 Rxg5 24. Nxd4 Rxh5+ 25. Kg1 Rh1+ 26. Kf2 Rxf1+ 27. Kxf1 cxd4 28. c5 Qe5 29. c6 Qxd6 30. Qxd4 Qxg3 31. Re1 Bf5 32. Re3 Qc7 33. Rc3 Rd8 34. Qc5 Be4 35. d6 Qxd6 36. c7 Qd1+ 37. Kf2 Rd2+ 38. Kg3 Rxg2+ 39. Kf4 Qf1+ 40. Ke5 Qf5+ 41. Kd4 Rd2+ 42. Kc4 Bd5+ 43. Kb4 Rxb2+ 44. Rb3 a5+ 45. Ka3 Rxb3+ 46. axb3 Be6 47. Qa7 Qe5 48. Ka2 Qxc7 49. Qf2 a4 50. Kb1 axb3 51. Qb2 Qa5 52. Qc3 Bf5+ 53. Kb2 Qa2+ 54. Kc1 Qc2+ 55. Qxc2 bxc2 56. Kd2 g3 57. Ke2 c1Q 58. Kf3 Qe1 59. Kg2 Qf2+ 60. Kh1 Be4# 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.25"]
[Round "10"]
[White "Bongardt, Livius"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1398"]
[BlackElo "1424"]
[PlyCount "119"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Nbd2 Nd7 6. Nb3 Ne7 7. Bg5 h6 8. Bh4 Qc7 9. c3 Bh7 10. Rc1 Nf5 11. Bg3 Be7 12. Be2 Rc8 13. 0-0 Qd8 14. c4 h5 15. h3 Nxg3 16. fxg3 Be4 17. Nh2 g6 18. Bf3 Bxf3 19. Qxf3 0-0 20. g4 h4 21. Qf2 Bg5 22. Rc2 f6 23. exf6 Qxf6 24. Qxf6 Bxf6 25. Nf3 Rf7 26. Re1 Nf8 27. g5 Be7 28. cxd5 Bb4 29. Ree2 exd5 30. Nxh4 Rf4 31. g3 Re4 32. Rxe4 dxe4 33. Re2 Re8 34. Ng2 Bd6 35. Kf2 Kg7 36. h4 Nd7 37. Nf4 c5 38. Kg2 cxd4 39. Nxd4 Kh7 40. Nde6 Nc5 41. Nxc5 Bxc5 42. a3 e3 43. b4 Bd4 44. Kf3 Rf8 45. Ke4 Bb6 46. Ra2 Re8+ 47. Kf3 Rf8 48. Ke2 a6 49. Rc2 Rf7 50. a4 Kg7 51. a5 Ba7 52. Rc1 Kh7 53. Rc2 Kg7 54. Nd5 Rf2+ 55. Kd3 Rxc2 56. Kxc2 Bb8 57. g4 Bg3 58. Kd3 Bxh4 59. Kxe3 Bxg5+ 60. Ke4 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.25"]
[Round "9"]
[White "Kiefhaber, Tobias"]
[Black "Held, Momme Fredrik"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1424"]
[BlackElo "1542"]
[PlyCount "58"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Bd6 6. Nf3 Ne7 7. Bg5 f6 8. Bh4 Bf5 9. Qd2 0-0 10. e3 Qd7 11. Bd3 Qe6 12. Bg3 Bb4 13. a3 Bxc3 14. Qxc3 Nd7 15. Nh4 Be4 16. Bxe4 dxe4 17. Qb4 g5 18. Bd6 Nd5 19. Qxb7 Qxd6 20. Nf5 Qe6 21. g4 Rfb8 22. Qa6 Rxb2 23. Qf1 Rab8 24. Rd1 Nc3 25. Qh3 Qc4 26. Ne7+ Kf8 27. Qh6+ Kxe7 28. Qg7+ Ke8 29. Qh8+ Nf8 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.24"]
[Round "8"]
[White "Chinguun, Sundui"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1533"]
[BlackElo "1424"]
[PlyCount "80"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bf4 d6 5. e3 a6 6. c4 bxc4 7. Bxc4 g6 8. Nc3 Bg7 9. Qc2 0-0 10. 0-0 Bg4 11. Be2 Qd7 12. Rac1 Qf5 13. Bd3 Qh5 14. Be2 Nxd5 15. Nxd5 Qxd5 16. Rfd1 Qb7 17. b3 Bf5 18. Qd2 Qb4 19. Qxb4 cxb4 20. Rc7 Nd7 21. Nd4 Bxd4 22. exd4 Rac8 23. Rdc1 Rxc7 24. Rxc7 e5 25. dxe5 dxe5 26. Bh6 Ra8 27. Bxa6 Nf8 28. Re7 Ne6 29. Bc4 Rd8 30. h3 Rd1+ 31. Kh2 Rd8 32. Rb7 Bb1 33. Bxe6 fxe6 34. Rxb4 Bxa2 35. Rb7 Bb1 36. f3 Ba2 37. b4 Bd5 38. Rb6 Kf7 39. Bg5 Rc8 40. Kg3 Ke8 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.23"]
[Round "7"]
[White "Kiefhaber, Tobias"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1424"]
[BlackElo "1811"]
[PlyCount "54"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. Bh6 e5 7. d5 Bxh6 8. Qxh6 Ng4 9. Qd2 f5 10. f3 Nf6 11. 0-0-0 a6 12. h4 f4 13. Qf2 Nh5 14. Nge2 Nd7 15. g4 fxg3 16. Nxg3 Ndf6 17. Nce2 Ng4 18. Qe1 Rxf3 19. Nxh5 gxh5 20. Rg1 Kh8 21. Nc3 Bd7 22. Be2 Rf4 23. Rd3 Qf6 24. Rf1 Rf8 25. Rd1 Rxf1 26. Bxf1 Qf4+ 27. Kb1 Ne3 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.23"]
[Round "6"]
[White "Kiefhaber, Tobias"]
[Black "Krueger, Aurelian"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1424"]
[BlackElo "1623"]
[PlyCount "60"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bf4 0-0 6. Qd2 Re8 7. Bh6 Bh8 8. Qg5 Ng4 9. h4 Nxh6 10. Qxh6 Bg7 11. Qd2 h5 12. e3 Nd7 13. Bd3 Nf6 14. Qc2 c6 15. Ng5 Rf8 16. Nce4 Nxe4 17. Bxe4 Bh6 18. Bxg6 Qa5+ 19. b4 Qxb4+ 20. Kf1 Bg4 21. Bxh5 Bxg5 22. hxg5 Be6 23. Be2 f5 24. gxf6 Rxf6 25. Rb1 Qa5 26. Qh7+ Kf8 27. Rxb7 Bf7 28. Qh8+ Bg8 29. Rh6 Rf7 30. Rg6 Rxf2+ 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.22"]
[Round "5"]
[White "Kocharin, Timur"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1538"]
[BlackElo "1424"]
[PlyCount "55"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 4. Nxe4 Nf6 5. Bc4 Qd4 6. d3 Bg4 7. Nxf6+ gxf6 8. Qe4 Qxe4+ 9. dxe4 Nd7 10. f4 Nb6 11. Bb3 Bd7 12. Be3 e6 13. a4 Bb4+ 14. c3 Bd6 15. a5 Nc8 16. Nf3 a6 17. Bc4 Bc7 18. b4 Nd6 19. Bd3 0-0-0 20. 0-0-0 Kb8 21. g3 Ne8 22. Rd2 e5 23. Bc4 Bg4 24. Nh4 Rxd2 25. Kxd2 Nd6 26. Bd3 Rd8 27. Kc2 Be6 28. Rd1 1/2-1/2

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.21"]
[Round "4"]
[White "Kiefhaber, Tobias"]
[Black "Apel, Linus"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1424"]
[BlackElo "1283"]
[PlyCount "35"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 0-0 7. Qb3 b6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Qxd5 Nd7 11. Qxf5 c5 12. Ne4 cxd4 13. Nxf6+ Nxf6 14. Nxd4 Re8 15. Be2 Re4 16. 0-0 Rc8 17. Rad1 Qe8 18. Bb5 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.21"]
[Round "3"]
[White "Toth, Luca"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1218"]
[BlackElo "1424"]
[PlyCount "52"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 e6 6. Nf3 Bd6 7. 0-0 h6 8. Re1 Rg8 9. Bd2 g5 10. g4 Bf4 11. Nc3 Nc6 12. Kf1 h5 13. Bxf4 gxf4 14. g5 Nd7 15. h4 Nb6 16. Qd2 Qc7 17. Bb5 Bd7 18. Bxc6 Bxc6 19. Ne5 Nc4 20. Nxc4 dxc4 21. Ne2 f3 22. Ng3 0-0-0 23. Qc3 Qf4 24. Red1 Qxh4 25. Qxc4 Rxg5 26. Rd2 Rdg8 0-1

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.20"]
[Round "2"]
[White "Kiefhaber, Tobias"]
[Black "Henzgen, Pascal"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "1424"]
[BlackElo "1223"]
[PlyCount "87"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Qb3 c6 8. Bd3 b6 9. cxd5 cxd5 10. 0-0 Bb7 11. Rac1 a6 12. Rc2 Ne4 13. Bxe7 Qxe7 14. Ne5 Nxe5 15. dxe5 Nxc3 16. Rxc3 b5 17. Rfc1 Rfd8 18. Rc7 Rd7 19. Qc2 g6 20. Rxd7 Qxd7 21. Qc7 Qxc7 22. Rxc7 Rb8 23. Kf1 Ba8 24. Ke2 d4 25. f3 dxe3 26. Kxe3 Rb7 27. Rxb7 Bxb7 28. Be4 Bc8 29. Kd4 Kf8 30. Kc5 Ke7 31. Kb6 h5 32. Kc7 Bd7 33. Bc6 Bxc6 34. Kxc6 f5 35. h4 Kf7 36. Kd7 a5 37. b3 b4 38. Kd6 f4 39. Kd7 g5 40. hxg5 Kg6 41. Kxe6 Kxg5 42. Kd7 Kh4 43. e6 Kg3 44. e7 1-0

[Event "GER-ch U10"]
[Site "Willingen"]
[Date "2018.05.20"]
[Round "1"]
[White "Leubner, Paul Damdin"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1127"]
[BlackElo "1424"]
[PlyCount "97"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Bc4 Bd6 7. 0-0 0-0 8. d3 Nbd7 9. Be3 Nb6 10. Bb3 Nbd5 11. Bg5 Qc7 12. Qd2 Bf4 13. Qe2 Bxg5 14. Nxg5 Nf4 15. Qd2 N6d5 16. Rfe1 Qe7 17. Nf3 Qb4 18. c3 Qd6 19. Re4 f5 20. Ree1 Rf6 21. c4 Ne7 22. d4 Neg6 23. c5 Qc7 24. Rad1 b6 25. Qc3 Bb7 26. h4 h5 27. Qc1 Ba6 28. Bc4 Bxc4 29. Qxc4 b5 30. Qc1 Qa5 31. a3 Rd8 32. Ne2 Nxe2+ 33. Rxe2 Qa4 34. Ree1 f4 35. Ng5 e5 36. dxe5 Rxd1 37. Rxd1 Nxe5 38. Rd8+ Rf8 39. Qd2 Nf7 40. Nxf7 Kxf7 41. Qd7+ Kg8 42. Qe6+ Kh7 43. Rxf8 Qd1+ 44. Kh2 f3 45. Rxf3 Qa4 46. Qf5+ Kh6 47. Qg5+ Kh7 48. Rf8 Qc2 49. Qxh5# 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2017.12.29"]
[Round "7.3"]
[White "Espig, Nils"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1359"]
[BlackElo "1370"]
[PlyCount "60"]
[EventDate "2017.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dresden TU"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 e5 6. dxe5 Nxe5 7. Be2 Nf6 8. Bf4 Ng6 9. Bg3 Bd6 10. Nd2 0-0 11. Ngf3 Re8 12. 0-0 Bf5 13. Nd4 Be6 14. Re1 Bxg3 15. hxg3 Rc8 16. Bb5 Bd7 17. Rxe8+ Qxe8 18. Bxd7 Qxd7 19. Qf3 Ne5 20. Qf5 Qxf5 21. Nxf5 Re8 22. Rd1 Nd3 23. Ne3 Nxb2 24. Rb1 Nd3 25. Rxb7 h6 26. Rxa7 Rc8 27. Ra3 Rd8 28. Kf1 Ne4 29. Nxe4 dxe4 30. Ra4 Re8 1/2-1/2

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2017.12.28"]
[Round "5.3"]
[White "Kiefhaber, Tobias"]
[Black "Ermitsch, Magnus"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1370"]
[BlackElo "1440"]
[PlyCount "47"]
[EventDate "2017.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Friedrichsfelde Borussia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 Nc6 5. e3 b6 6. Bd3 Bb7 7. 0-0 Be7 8. Nbd2 0-0 9. Re1 d6 10. c4 Nb4 11. Bb1 c5 12. a3 Nc6 13. Nb3 d5 14. Qc2 Ne4 15. Bxe7 Qxe7 16. Nbd2 f5 17. Ba2 Qd6 18. cxd5 exd5 19. Nxe4 fxe4 20. Qxe4 c4 21. Qg4 Rf6 22. e4 Rf4 23. Qg3 Raf8 24. exd5 1/2-1/2

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2017.12.28"]
[Round "4.3"]
[White "Monninkhoff, Yari"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1352"]
[BlackElo "1370"]
[PlyCount "86"]
[EventDate "2017.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Berlin Empor"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 e5 6. dxe5 Nxe5 7. Nf3 Bg4 8. Bb5+ Nc6 9. Bf4 Nf6 10. 0-0 Bc5 11. Nbd2 0-0 12. Qc2 Re8 13. Rfe1 Qb6 14. Bxc6 Rxe1+ 15. Nxe1 Bxf2+ 16. Kh1 bxc6 17. Nef3 Re8 18. Rf1 Re2 19. Qd1 Re8 20. Qc2 Re2 21. Qd1 Qa6 22. Bg3 Rxd2 23. Qc1 Bxf3 24. gxf3 Bxg3 25. hxg3 Qe2 26. Qxd2 Qxd2 27. g4 h6 28. f4 Qxb2 29. Rg1 Qxc3 30. Kh2 Qc2+ 31. Rg2 Nxg4+ 32. Kh3 Nf2+ 33. Kh2 Qxa2 34. Kg3 Ne4+ 35. Kh2 Qc4 36. f5 d4 37. f6 g5 38. Kh1 d3 39. Rh2 Qc1+ 40. Kg2 d2 41. Rxh6 d1Q 42. Rh5 Qe2+ 43. Kh3 Qh1# 0-1

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2017.12.27"]
[Round "1.3"]
[White "Kiefhaber, Tobias"]
[Black "Khachaturyan, Konstantin"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1370"]
[BlackElo "1024"]
[PlyCount "89"]
[EventDate "2017.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Karlsruhe SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Be7 5. Nc3 Nbd7 6. e3 a6 7. Be2 0-0 8. 0-0 h6 9. Bh4 Ne4 10. Bxe7 Nxc3 11. Bxd8 Nxd1 12. cxd5 Rxd8 13. dxe6 Nxe3 14. exf7+ Kxf7 15. fxe3 Re8 16. Ne5+ Kg8 17. Bc4+ Kh7 18. Bd3+ Kg8 19. Ng6 Nf6 20. e4 Bd7 21. e5 Nd5 22. Bc4 c6 23. Rf2 b5 24. Bb3 Be6 25. Raf1 a5 26. Nf4 a4 27. Bxd5 cxd5 28. Nxe6 Rxe6 29. Rf7 Rb8 30. Rd7 Ra8 31. Rxd5 b4 32. Rc1 a3 33. b3 Rf8 34. Rc7 Rb8 35. Rdd7 g5 36. d5 Rxe5 37. Kf2 Rf8+ 38. Kg3 Re3+ 39. Kg4 Rf4+ 40. Kh5 Rh4+ 41. Kg6 Re8 42. Rg7+ Kh8 43. Rh7+ Kg8 44. Rcg7+ Kf8 45. Rh8# 1-0

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.10"]
[Round "9"]
[White "Abou Wally, Adrian"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1197"]
[BlackElo "1093"]
[PlyCount "124"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Nf3 e6 8. h3 Bh5 9. Nbd2 Bd6 10. Bxd6 Qxd6 11. 0-0 0-0 12. Re1 Rfe8 13. Qc2 Re7 14. Ne5 Rae8 15. Re3 Bg6 16. Nxg6 hxg6 17. Nf3 e5 18. dxe5 Nxe5 19. Nxe5 Rxe5 20. Rae1 R8e6 21. Rxe5 Rxe5 22. Rxe5 Qxe5 23. Kf1 Ne4 24. Qe2 g5 25. Qe3 b6 26. Ke1 f6 27. c4 Nc5 28. Qxe5 Nxd3+ 29. Kd2 Nxe5 30. cxd5 Kf8 31. Kc3 Ke7 32. Kd4 Kd6 33. a4 a6 34. b4 a5 35. bxa5 bxa5 36. g3 f5 37. f4 gxf4 38. gxf4 Nf3+ 39. Kc4 Ng1 40. h4 g6 41. Kb5 Kxd5 42. Kxa5 Kc5 43. Ka6 Kc6 44. a5 Kc7 45. Ka7 Ne2 46. h5 gxh5 47. a6 Nc3 48. Ka8 Nb5 49. a7 Nxa7 50. Kxa7 h4 51. Ka6 h3 52. Kb5 h2 53. Kc4 h1Q 54. Kd4 Qe4+ 55. Kc3 Qxf4 56. Kd3 Kd6 57. Ke2 Kd5 58. Ke1 Kd4 59. Ke2 Ke4 60. Kd1 Qh2 61. Ke1 Ke3 62. Kd1 Qd2# 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.09"]
[Round "8"]
[White "Kiefhaber, Tobias"]
[Black "Frank, Marian"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1093"]
[BlackElo "1343"]
[PlyCount "59"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Bf4 Nf6 4. Nc3 Nbd7 5. e3 Be7 6. Nf3 c6 7. Bd3 Nb6 8. c5 Nbd7 9. 0-0 Nh5 10. Be5 Nhf6 11. b4 Nxe5 12. Nxe5 Nd7 13. Nxd7 Bxd7 14. Qh5 h6 15. b5 Bf6 16. Rab1 Rb8 17. e4 Bxd4 18. Ne2 Bxc5 19. exd5 cxd5 20. Qg4 Qf6 21. Rfc1 Bxf2+ 22. Kh1 e5 23. Qb4 Bb6 24. Rf1 Qd8 25. Rbe1 Ba5 26. Qb1 Bxe1 27. Qxe1 e4 28. Qf2 Qf6 29. Qxf6 gxf6 30. Bb1 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.08"]
[Round "7"]
[White "Kobald, Pierre"]
[Black "Kiefhaber, Tobias"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1287"]
[BlackElo "1093"]
[PlyCount "40"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Bg4 6. 0-0 e6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. c3 0-0 10. h3 Bh5 11. Nbd2 Nc6 12. Qe2 Rfe8 13. Bb5 Re7 14. Qd3 Rae8 15. Bxc6 bxc6 16. Ne5 Nd7 17. Rae1 f6 18. Nxd7 Qxd7 19. Re3 e5 20. Rfe1 e4 1/2-1/2

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.07"]
[Round "6"]
[White "Kiefhaber, Tobias"]
[Black "Von der Weyden, Louis"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1093"]
[BlackElo "1402"]
[PlyCount "55"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 b6 4. Nf3 Bb7 5. Bg5 Be7 6. e3 0-0 7. Be2 h6 8. Bh4 d5 9. 0-0 Nbd7 10. Qd3 Ne4 11. Bxe7 Qxe7 12. b3 Rfd8 13. Rac1 Rac8 14. cxd5 exd5 15. Nb5 Ba6 16. Qd1 Bxb5 17. Bxb5 Nb8 18. Nd2 Nd6 19. Bd3 c5 20. Qf3 Qg5 21. Rfe1 cxd4 22. exd4 Qxd2 23. Qd1 Qxc1 24. Qxc1 Rxc1 25. Rxc1 f5 26. Rc7 Rd7 27. Rc1 Kf7 28. Re1 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.06"]
[Round "4"]
[White "Kiefhaber, Tobias"]
[Black "Chouiki, Tarek"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1093"]
[BlackElo "1181"]
[PlyCount "71"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nc3 dxc4 4. e4 Qc7 5. Bxc4 e5 6. d5 h6 7. Nf3 Nf6 8. 0-0 cxd5 9. Bxd5 a6 10. Be3 Nbd7 11. Qb3 Nc5 12. Qc4 b5 13. Qe2 Rb8 14. Rad1 b4 15. Nb1 Bd7 16. Qd2 Rd8 17. Rc1 Be6 18. Nxe5 Qxe5 19. Bxc5 Nxe4 20. Bc6+ Bd7 21. Bxd7+ Rxd7 22. Qxb4 Bxc5 23. Rxc5 Qxc5 24. Qxe4+ Qe7 25. Qa8+ Rd8 26. Qc6+ Kf8 27. Qxa6 Qd6 28. Qxd6+ Rxd6 29. h3 f6 30. Rc1 Ke7 31. a4 Rhd8 32. Nc3 Rc8 33. Nd5+ Kd8 34. Rxc8+ Kxc8 35. Nc3 Rb6 36. Nb5 1/2-1/2

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.06"]
[Round "5"]
[White "Lorenz, Keana"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1270"]
[BlackElo "1093"]
[PlyCount "87"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Bd3 Bg7 5. b3 0-0 6. 0-0 Nc6 7. Bb2 Re8 8. Nbd2 Nb4 9. Be2 Bf5 10. c3 Nc6 11. c4 e6 12. Rc1 a6 13. a3 Ne4 14. Nxe4 Bxe4 15. Nd2 Bf5 16. f3 e5 17. e4 Bd7 18. cxd5 Nxd4 19. Bxd4 exd4 20. b4 a5 21. Nb3 axb4 22. axb4 Ba4 23. Qd3 Qd6 24. Nxd4 Qxb4 25. Nc2 Bxc2 26. Rxc2 Ra3 27. Qd1 Bd4+ 28. Kh1 Rea8 29. Rxc7 Ra1 30. Rc1 Qb2 31. Rxa1 Rxa1 32. Qd3 Rxf1+ 33. Bxf1 Qa1 34. h4 Kf8 35. Kh2 Be5+ 36. Kh3 Qe1 37. f4 Bxf4 38. g3 Be5 39. Qa3+ Kg7 40. Bg2 Kh6 41. d6 Qf2 42. d7 Bc7 43. Qf8+ Kh5 44. g4# 1-0

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.05"]
[Round "3"]
[White "Abicht, Aruna Sophia"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1281"]
[BlackElo "1093"]
[PlyCount "37"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 Nf6 6. Ngf3 0-0 7. 0-0 Nbd7 8. Nh4 Nc5 9. f4 Bg4 10. Qe1 Qb6 11. Kh1 Rad8 12. f5 dxe4 13. dxe4 e6 14. e5 Nfd7 15. f6 Bh6 16. Nc4 Qa6 17. Bxh6 Qxc4 18. Bxf8 Nxf8 19. Qe3 1-0

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.04"]
[Round "1"]
[White "Costa, Martina"]
[Black "Kiefhaber, Tobias"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "854"]
[BlackElo "1093"]
[PlyCount "88"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Bd3 Nf6 4. Nc3 Bg4 5. 0-0 d4 6. Nb1 e6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Bxe4 10. Bxe4 Nxe4 11. d3 Qd5 12. Bf4 Nf6 13. g5 Nfd7 14. Nxd7 Nxd7 15. c3 Ne5 16. c4 Qd6 17. Nd2 Qc7 18. Nf3 Bd6 19. Qe2 Nxf3+ 20. Qxf3 Bxf4 21. Kg2 0-0 22. Rh1 Qe5 23. h4 f6 24. g6 h6 25. Rae1 Qd6 26. Re4 Be5 27. Rh3 f5 28. Re2 Rf6 29. h5 f4 30. Re4 Rf5 31. Qg4 Rg5 32. Qxg5 hxg5 33. Kf3 Rf8 34. Kg4 f3 35. Rxf3 Rxf3 36. Kxf3 Bh2 37. Rg4 Qb4 38. b3 Qd2 39. a4 Qxd3+ 40. Kg2 Qf5 41. f3 Qc2+ 42. Kh3 Bd6 43. Rxg5 Qh2+ 44. Kg4 Qg3# 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2017.06.04"]
[Round "2"]
[White "Kiefhaber, Tobias"]
[Black "Koeber, Simon"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1093"]
[BlackElo "1232"]
[PlyCount "64"]
[EventDate "2017.06.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 Nc6 6. Bf4 Nf6 7. e3 Ne4 8. Qc2 g5 9. Be5 Nxe5 10. Nxe5 f6 11. cxd5 exd5 12. Bb5+ c6 13. Nxc6 bxc6 14. Bxc6+ Bd7 15. Bxd5 Bf5 16. Bxe4 Bxe4 17. Qxe4+ Kf7 18. 0-0 Qd6 19. Rab1 Rae8 20. Rb7+ Re7 21. Rxe7+ Qxe7 22. Qxe7+ Kxe7 23. Rb1 Kf7 24. Rb7+ Kg6 25. a4 Rc8 26. Rxa7 Rxc3 27. g3 Ra3 28. a5 h6 29. Ra8 f5 30. a6 Kh5 31. a7 Kg4 32. Kg2 h5 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.29"]
[Round "7.2"]
[White "Bildat, Emilia"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1097"]
[BlackElo "1130"]
[PlyCount "81"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Lueneburg Turm"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. Nf3 Bg4 5. Nbd2 e6 6. h3 Bh5 7. Be2 Bd6 8. Ne5 Bxe2 9. Qxe2 0-0 10. 0-0-0 Re8 11. g4 Bxe5 12. dxe5 Nd7 13. Nf3 f6 14. exf6 Nxf6 15. g5 Nh5 16. Bh2 h6 17. gxh6 gxh6 18. Ne5 Nf6 19. Rhg1+ Kf8 20. Ng6+ Kf7 21. e4 Rg8 22. Ne5+ Ke7 23. exd5 Nxd5 24. c4 Rxg1 25. Bxg1 Nf4 26. Ng6+ Nxg6 27. Rxd8 Rxd8 28. Qh5 Nf4 29. Qh4+ Ke8 30. Qxf4 Nd4 31. Qe3 Ke7 32. Bh2 Rd7 33. Qxh6 Ne2+ 34. Kc2 Nd4+ 35. Kc3 Ne2+ 36. Kb4 a5+ 37. Kxa5 b6+ 38. Ka6 b5 39. Qg5+ Kf7 40. Qh5+ Kg7 41. Qxe2 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.29"]
[Round "6.2"]
[White "Kiefhaber, Tobias"]
[Black "Mainka, Ingmar"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1130"]
[BlackElo "1122"]
[PlyCount "48"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Eilendorf Arminia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 0-0 8. Bg5 h6 9. Bh4 g5 10. Bg3 Bxc3+ 11. bxc3 Nxe4 12. 0-0 Nxc3 13. Qc2 d5 14. Bd3 Ne4 15. Bxe4 dxe4 16. Qxe4 f5 17. Qe3 f4 18. Bxf4 gxf4 19. Qxf4 Rxf4 20. Rad1 Nxd4 21. Ne5 Ne2+ 22. Kh1 Qg5 23. Nf3 Qh5 24. Rfe1 Rxf3 0-1

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.28"]
[Round "5.2"]
[White "Isbilir, Seydi"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1091"]
[BlackElo "1130"]
[PlyCount "53"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Erlangen"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Nc3 Nc6 6. Bf4 Nf6 7. Bb5 a6 8. Ba4 b5 9. Bb3 e6 10. 0-0 Bd6 11. Bg5 Bxf3 12. Qxf3 Nxd4 13. Qe3 Nxb3 14. axb3 0-0 15. Rfd1 Ng4 16. Qd2 Qb6 17. Bh4 Bxh2+ 18. Kf1 Be5 19. Re1 d4 20. Ne4 f5 21. Ng5 h6 22. Nf3 Bc7 23. Nxd4 g5 24. Rxe6 Qc5 25. Bxg5 f4 26. Be7 Rf7 27. Bxc5 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.28"]
[Round "4.2"]
[White "Kiefhaber, Tobias"]
[Black "Schneider, Nils"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1130"]
[BlackElo "1168"]
[PlyCount "67"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Paderborn Akademie"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Qb3 Nc6 6. c4 Nxd4 7. Qc3 Ne7 8. Bd3 Nec6 9. Ne2 Be7 10. 0-0 0-0 11. Nf4 Nxe5 12. cxd5 Nxd3 13. Qxd3 Rd8 14. dxe6 Nxe6 15. Qb3 Nxf4 16. Bxf4 Be6 17. Qxb6 axb6 18. Nc3 Bd6 19. Be3 Be5 20. a3 Bxc3 21. bxc3 Rd6 22. Bf4 h6 23. Bxd6 Rd8 24. Bc7 Rd5 25. Bxb6 Rg5 26. g3 Kf8 27. a4 Bc4 28. Rfe1 Ba6 29. Rad1 Kg8 30. h4 Rf5 31. Rd8+ Kh7 32. Ree8 Rf6 33. h5 Rxf2 34. Rh8# 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.28"]
[Round "3.2"]
[White "Schlie, Johann"]
[Black "Kiefhaber, Tobias"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1367"]
[BlackElo "1130"]
[PlyCount "94"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Hagen"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 Nc6 3. Nf3 Bf5 4. e3 e6 5. Bb5 Bd6 6. Be5 Nf6 7. 0-0 0-0 8. Bxd6 cxd6 9. Bd3 Qb6 10. Bxf5 exf5 11. b3 Ne4 12. Nfd2 Rfe8 13. Nxe4 fxe4 14. Nc3 Qa5 15. Ne2 Rac8 16. a4 Nb4 17. Rc1 Na2 18. Ra1 Nc3 19. Nxc3 Qxc3 20. Rc1 Qb4 21. Qh5 Qa5 22. c4 Qb4 23. Qxd5 Qxb3 24. Qxd6 Rxc4 25. Rxc4 Qxc4 26. Qd7 Qc6 27. Qxc6 bxc6 28. Rc1 Re6 29. d5 Re8 30. dxc6 h6 31. Rc4 Rc8 32. Kf1 Kf8 33. Ke2 Ke7 34. Rxe4+ Kd6 35. Kd3 Rxc6 36. Rd4+ Ke7 37. Rb4 Rc7 38. a5 Kd6 39. Rd4+ Ke7 40. f4 Rd7 41. Rxd7+ Kxd7 42. Kc4 Kc6 43. Kb4 g6 44. g4 a6 45. e4 Kd6 46. h4 Kc6 47. g5 h5 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.27"]
[Round "1.1"]
[White "Kiefhaber, Tobias"]
[Black "Behr, Julian"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1130"]
[BlackElo "1023"]
[PlyCount "70"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Landskrone"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Bb4 9. Bxd5+ Kd6 10. Bxc6 bxc6 11. 0-0 Rf8 12. Ne4+ Ke7 13. Qh5 Bf5 14. Qh4+ Ke8 15. Qxd8+ Kxd8 16. Ng3 Bxc2 17. Re1 Re8 18. a3 Ba5 19. b4 Bb6 20. Nh5 g6 21. Nf6 Re7 22. Ng8 Re6 23. Nh6 Kc8 24. Bb2 Kb7 25. Rxe5 Rd8 26. Bc3 Rf8 27. Re2 g5 28. Bg7 Rd8 29. Nf7 Rxd2 30. Nd8+ Rxd8 31. Bb2 g4 32. g3 Rf8 33. Ree1 Rf7 34. Re4 h5 35. Re2 a6 1-0

[Event "GER-chT U10"]
[Site "Magdeburg"]
[Date "2016.12.27"]
[Round "2.2"]
[White "Kiefhaber, Tobias"]
[Black "Schickner, Jano"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1130"]
[BlackElo "982"]
[PlyCount "94"]
[EventDate "2016.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Karlsruhe SF"]
[BlackTeam "Hohentuebingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 d5 4. Nc3 Nf6 5. Bg5 h6 6. Bh4 g5 7. e5 gxh4 8. exf6 Qxf6 9. Nb5 Qe7 10. b3 a6 11. Nc3 Bd7 12. Bd3 Nc6 13. dxc5 Qxc5 14. Na4 Qa5+ 15. c3 b5 16. b4 Qxa4 17. Nxh4 Qxd1+ 18. Rxd1 Be7 19. Nf3 Rg8 20. 0-0 e5 21. Be2 Bh3 22. Ne1 d4 23. c4 bxc4 24. Bxc4 Bxb4 25. Bd5 Kd7 26. Nd3 Bd6 27. Ne1 Rac8 28. Bxf7 Rg7 29. Bh5 e4 30. f3 e3 31. Rb1 d3 32. Kh1 Bf5 33. g4 Bg6 34. Bxg6 Rxg6 35. Nxd3 Rf6 36. Rb7+ Rc7 37. Rb3 Nd4 38. Rbb1 Rxf3 39. Rxf3 Nxf3 40. Kg2 Nxh2 41. Rd1 Nxg4 42. Kf3 h5 43. Ke2 Rc2+ 44. Kf3 Ne5+ 45. Nxe5+ Ke6 46. Nd3 Rxa2 47. Kxe3 h4 1-0

