[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.15"]
[Round "7.2"]
[White "Katzenbach, Linus"]
[Black "Brunck, Ole"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1584"]
[BlackElo "1877"]
[PlyCount "63"]
[EventDate "2020.06.08"]
[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 "Berlin Kollwith Gymn"]
[BlackTeam "Weierh Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

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 d5 10. Kb1 a6 11. h4 Re8 12. h5 Nxd4 13. Bxd4 e5 14. Bf2 d4 15. hxg6 hxg6 16. Bh4 Be6 17. Ne2 Qc7 18. g4 Rac8 19. Nc1 Red8 20. Bd3 b5 21. f4 Bc4 22. f5 Rd6 23. Bxf6 Rxf6 24. g5 Rc6 25. f6 Bxd3 26. cxd3 Rc2 27. Qe1 Bf8 28. Ne2 Bb4 29. Qxb4 Rxe2 30. Rd2 Rxd2 31. Qxd2 a5 32. Qh2 1-0

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.15"]
[Round "6.3"]
[White "Katzenbach, Linus"]
[Black "Post, Hugo"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1584"]
[BlackElo "1620"]
[PlyCount "86"]
[EventDate "2020.06.08"]
[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 "Berlin Kollwith Gymn"]
[BlackTeam "Halle Cantor Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. a3 Bb7 9. Qd2 Nbd7 10. 0-0-0 Nb6 11. g4 Nfd7 12. f4 Rc8 13. f5 e5 14. Nb3 Nc4 15. Bxc4 Rxc4 16. Qd3 Be7 17. Nd5 Bxd5 18. Qxd5 Nf6 19. Qb7 Qc8 20. Qxc8+ Rxc8 21. Nd2 Nxg4 22. Bb6 Rc6 23. Ba7 Rc7 24. h3 Rxa7 25. hxg4 Bg5 26. c3 Ke7 27. Kc2 h6 28. Nf1 Rc8 29. Rd3 Rc4 30. Ne3 Rxe4 31. Nd5+ Kd7 32. Rg1 Re2+ 33. Kb3 a5 34. Rgd1 Ra6 35. Rg1 Rc6 36. Ka2 e4 37. Rdd1 Rc5 38. Rg3 Kc6 39. c4 Rxc4 40. Nc3 Rh2 41. Kb3 a4+ 42. Ka2 Bf6 43. Rc1 d5 0-1

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.15"]
[Round "4.3"]
[White "Katzenbach, Linus"]
[Black "Yin, Haode"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1584"]
[BlackElo "1929"]
[PlyCount "46"]
[EventDate "2020.06.08"]
[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 "Berlin Kollwith Gymn"]
[BlackTeam "Paderborn Pelizaeus"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. h4 b4 13. Nd5 Bxd5 14. exd5 a5 15. h5 a4 16. Na1 Ra5 17. Bc4 Nb6 18. Qxb4 Nbxd5 19. Bxd5 Nxd5 20. Rxd5 Rxd5 21. Qxa4 Ra5 22. Qb3 Qa8 23. Bd2 Rxa2 0-1

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.15"]
[Round "5.3"]
[White "Meyling, Lennart"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "2079"]
[BlackElo "1584"]
[PlyCount "68"]
[EventDate "2020.06.08"]
[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 "Hamburg Privates Gymn"]
[BlackTeam "Berlin Kollwith Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 0-0 7. e3 c5 8. dxc5 h6 9. Bh4 g5 10. Bg3 Ne4 11. Bd3 f5 12. Bxe4 fxe4 13. 0-0-0 Bxc3 14. Qxc3 Be6 15. h4 g4 16. Ne2 Na6 17. Be5 Rc8 18. b4 b6 19. Nf4 Rxf4 20. exf4 bxc5 21. b5 Nb4 22. Kb2 d4 23. Qa3 Qd5 24. Qxa7 Bf7 25. b6 Qc4 26. Rc1 Nd3+ 27. Ka1 Nxc1 28. b7 Qc3+ 29. Kb1 Qb4+ 30. Kxc1 Qc3+ 31. Kd1 Qd3+ 32. Kc1 Qc3+ 33. Kd1 Qd3+ 34. Kc1 Qc3+ 1/2-1/2

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.08"]
[Round "3.3"]
[White "Katzenbach, Linus"]
[Black "Bungarten, Jona"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1584"]
[BlackElo "1620"]
[PlyCount "90"]
[EventDate "2020.06.08"]
[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 "Berlin Kollwith Gymn"]
[BlackTeam "Bad Krozingen Max Planck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 Bc5 6. a4 g5 7. c3 Be7 8. d4 d6 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8+ Bxd8 12. f3 c6 13. Be3 Bb6 14. Bf2 Ke7 15. a5 Bxf2+ 16. Rxf2 Rd8 17. Nd2 Be6 18. Bxe6 Kxe6 19. Nc4 Rd7 20. Kf1 Rad8 21. Ke1 Nh5 22. g3 Nf6 23. Ne3 Rd3 24. Nf5 g4 25. fxg4 Nxg4 26. Re2 c5 27. h3 Nf6 28. Kf1 Rg8 29. Rae1 Nh5 30. Rg2 Nxg3+ 31. Kg1 Rg6 32. Nh4 Rf6 33. Kh2 Nh5 34. Nf5 Nf4 35. Rg3 Rd2+ 36. Kh1 Rg6 37. Rxg6+ fxg6 38. Nxh6 Rxb2 39. h4 Rb3 40. Re3 Ra3 41. Kh2 Rxa5 42. Kg3 Ra2 43. c4 Rg2+ 44. Kf3 Rh2 45. h5 Rh3+ 0-1

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.08"]
[Round "2.3"]
[White "Koepke, Carolina"]
[Black "Katzenbach, Linus"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1869"]
[BlackElo "1584"]
[PlyCount "70"]
[EventDate "2020.06.08"]
[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 "Oberursel Gymn"]
[BlackTeam "Berlin Kollwith Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg3 0-0 8. Bd3 Re8 9. Bxd6 Qxd6 10. 0-0 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. c4 Ng4 14. Nf3 Qxb2 15. cxd5 Ne5 16. Nxe5 Qxe5 17. Re1 g6 18. e4 a6 19. a4 Bd7 20. Qb3 b5 21. axb5 axb5 22. Rxa8 Rxa8 23. Bxb5 Rb8 24. Qe3 Rxb5 25. f4 Qd4 26. Qxd4 cxd4 27. Rd1 Rb4 28. e5 Bf5 29. Kf2 h5 30. h3 h4 31. d6 Rb2+ 32. Kf3 Rb3+ 33. Kf2 d3 34. Ke3 Kf8 35. d7 Ke7 0-1

[Event "GER-chT School WK 2"]
[Site "Playchess.com INT"]
[Date "2020.06.08"]
[Round "1.3"]
[White "Tran, Mario"]
[Black "Katzenbach, Linus"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1629"]
[BlackElo "1584"]
[PlyCount "54"]
[EventDate "2020.06.08"]
[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 "NDS W Raabe Gymn"]
[BlackTeam "Berlin Kollwith Gymn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. d3 d5 4. exd5 Qxd5 5. Be2 Nf6 6. 0-0 Bc5 7. Be3 Bb6 8. Nc3 Qd8 9. Bxb6 axb6 10. d4 exd4 11. Nxd4 Qxd4 12. Qxd4 Nxd4 13. Rac1 Bf5 14. Rfe1 0-0 15. Bd3 Bxd3 16. cxd3 c5 17. Ne4 Nxe4 18. Rxe4 Rfe8 19. Rg4 Ne2+ 20. Kf1 Nxc1 21. d4 Nd3 22. g3 f5 23. Rg5 Re1+ 24. Kg2 Re2 25. Kf1 Rxf2+ 26. Kg1 Rxa2 27. g4 Ra1# 0-1

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.30"]
[Round "7.8"]
[White "Katzenbach, Linus"]
[Black "Moeller, Maurin"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1672"]
[BlackElo "1629"]
[PlyCount "42"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Paderborn Blauer Springer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4 Nxe4 5. Nc3 Nf6 6. d4 d5 7. Ne5 Be7 8. Be2 0-0 9. Nb1 Re8 10. 0-0 Nbd7 11. f4 c5 12. c3 Qb6 13. Qb3 cxd4 14. Qxb6 Nxb6 15. cxd4 Ne4 16. Nc3 f5 17. Be3 Be6 18. Rac1 Nxc3 19. Rxc3 Rac8 20. Rfc1 Bd6 21. Rxc8 Rxc8 1/2-1/2

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "5.5"]
[White "Katzenbach, Linus"]
[Black "Glinzner, Alva"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "1672"]
[BlackElo "1812"]
[PlyCount "54"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. 0-0-0 Be7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Qd5 16. c4 Qe4 17. Qxe4 Nxe4 18. Be3 0-0 19. Ne5 Rfd8 20. g4 Rac8 21. Kc2 Rd6 22. Kd3 Nf6 23. Ke2 Nd7 24. Bf4 Nf8 25. Be3 f6 26. Nd3 Kf7 27. Rd2 Rdd8 1/2-1/2

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.29"]
[Round "6.6"]
[White "Kluge, Malte"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "1679"]
[BlackElo "1672"]
[PlyCount "54"]
[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 "Kornwestheim"]
[BlackTeam "Lichtenberg Borussia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bd6 5. Nf3 0-0 6. 0-0 c6 7. b3 Nbd7 8. Nc3 b6 9. Bf4 Qc7 10. e3 Ba6 11. Qc2 dxc4 12. bxc4 Bxc4 13. Rfc1 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Bxe5 Qxe5 17. Ne4 b5 18. Nd2 Bd5 19. Bxd5 cxd5 20. Nb3 Ne4 21. Nd4 a6 22. Qc6 Rfe8 23. Rc2 h5 24. Rac1 h4 25. Nf3 Qh5 26. Nxh4 Qe5 27. Nf3 Qf5 1/2-1/2

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "4.8"]
[White "John, Niklas"]
[Black "Katzenbach, Linus"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1389"]
[BlackElo "1672"]
[PlyCount "96"]
[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 "Muenster"]
[BlackTeam "Lichtenberg Borussia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 0-0 6. h3 h6 7. Re1 Re8 8. Nbd2 Na5 9. c3 Nxc4 10. Nxc4 d6 11. Be3 Bxe3 12. Rxe3 Be6 13. Ncd2 c6 14. Nf1 Qd7 15. Ng3 g6 16. d4 exd4 17. cxd4 d5 18. Ne5 Qc7 19. Qd2 Kg7 20. f3 Rad8 21. Rf1 h5 22. Qf2 c5 23. Rc3 b6 24. b4 h4 25. Ne2 dxe4 26. Qxh4 Nd5 27. Rcc1 Ne3 28. Rfe1 exf3 29. gxf3 Nf5 30. Qf2 Qe7 31. bxc5 bxc5 32. Rxc5 Rh8 33. Kh2 Rxh3+ 34. Kxh3 Nxd4+ 35. Kg2 Qxc5 36. Nc6 Qg5+ 37. Ng3 Nxc6 38. Qb2+ Kg8 39. Re2 Nd4 40. Rd2 Nf5 41. Rxd8+ Qxd8 42. Ne4 Qd4 43. Qxd4 Nxd4 44. a4 Nxf3 45. Kxf3 Bd5 46. Kf4 Bxe4 47. Kxe4 a5 48. Ke5 f5 0-1

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.28"]
[Round "3.6"]
[White "Katzenbach, Linus"]
[Black "Wang, Xinyuan1111"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1672"]
[BlackElo "1676"]
[PlyCount "49"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Karlsruhe SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. Nbd2 0-0 8. Re1 d6 9. c3 b5 10. Nf1 b4 11. Qc2 Ba6 12. Bf4 Rc8 13. Rad1 Qd7 14. Qa4 Qb7 15. Bxd6 bxc3 16. bxc3 Bxc3 17. Rb1 Bb4 18. Bxe7 Bb5 19. Qb3 Qxe7 20. Red1 Na5 21. Qb2 Ba4 22. Rdc1 Nc6 23. Ne3 Rfd8 24. Qe2 Qd7 25. Bf1 1/2-1/2

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.27"]
[Round "1.5"]
[White "Katzenbach, Linus"]
[Black "Wang, Ruiming"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1672"]
[BlackElo "1808"]
[PlyCount "82"]
[EventDate "2019.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Lichtenberg Borussia"]
[BlackTeam "Leipzig SG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 b6 9. f4 Bb7 10. Bf3 Rc8 11. b3 d6 12. 0-0 Nd7 13. Rc1 Nc5 14. Bg4 Ra8 15. Bf3 Qd7 16. Bg4 Qc7 17. Nd5 Qd8 18. Bf3 Rc8 19. b4 Bxd4 20. Bxd4 Nxd4 21. Qxd4 Ne6 22. Qd2 Bxd5 23. cxd5 Ng7 24. Be2 Qd7 25. Rxc8 Rxc8 26. Ba6 Rc7 27. Rc1 Nh5 28. g3 Nf6 29. Bd3 Rxc1+ 30. Qxc1 Qa4 31. a3 Qb3 32. Qc4 Qxc4 33. Bxc4 Nxe4 34. Kg2 f5 35. Ba2 Kf7 36. Kf3 Nc3 37. Bb3 Nb5 38. Ke3 Nxa3 39. Kd4 Kf6 40. h3 Nb5+ 41. Kd3 g5 0-1

[Event "GER-chT U16"]
[Site "Magdeburg"]
[Date "2019.12.27"]
[Round "2.10"]
[White "Rabenstein, Jonathan"]
[Black "Katzenbach, Linus"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1382"]
[BlackElo "1672"]
[PlyCount "82"]
[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 "Magdeburg USC"]
[BlackTeam "Lichtenberg Borussia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. 0-0 Bxc3 9. d5 Ne5 10. bxc3 Nxc4 11. Qd4 Ncd6 12. Qxg7 Qf6 13. Qxf6 Nxf6 14. Re1+ Kf8 15. Bh6+ Kg8 16. Re5 Nfe4 17. Nd2 f6 18. Re7 Nxd2 19. Bxd2 Nf5 20. Re4 h5 21. Rae1 Kf7 22. h3 h4 23. Rf4 d6 24. Ree4 Bd7 25. c4 Rhg8 26. Bc3 Rg6 27. Rg4 Rag8 28. Kf1 b5 29. Ref4 a6 30. cxb5 axb5 31. Ba5 Rxg4 32. hxg4 Ne7 33. Rd4 Rxg4 34. Rxg4 Bxg4 35. Bxc7 Nf5 36. f3 Bh5 37. Kf2 Ke7 38. Ke2 Bf7 39. Kd3 Bxd5 40. a3 Bxf3 41. gxf3 h3 0-1

[Event "Pardubice Czech op-C 30th"]
[Site "Pardubice"]
[Date "2019.07.27"]
[Round "9"]
[White "Leshchyshak, Igor"]
[Black "Katzenbach, Linus"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2041"]
[BlackElo "1721"]
[PlyCount "47"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 c6 7. e3 Be7 8. Bd3 0-0 9. Qc2 h6 10. Bf4 Re8 11. h3 a6 12. g4 c5 13. 0-0-0 c4 14. Bf5 Nf8 15. g5 Nh5 16. gxh6 g6 17. Rdg1 Bxf5 18. Qxf5 Nf6 19. h4 Qc8 20. Qc2 Nh5 21. Nxd5 Qc6 22. Nxe7+ Rxe7 23. Ne5 Qe6 24. Rg5 1-0

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.27"]
[Round "8"]
[White "Katzenbach, Linus"]
[Black "Kaesemann, Holger"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1657"]
[BlackElo "1723"]
[PlyCount "39"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 d6 7. Bg5 h6 8. Bxf6 gxf6 9. Nd5 Be6 10. Nbc7+ Kd7 11. Nxa8 Bxd5 12. Qxd5 Ke8 13. Bb5 Qxa8 14. 0-0-0 Rg8 15. Rd3 a6 16. Ba4 b5 17. Rc3 bxa4 18. Rxc6 Rg7 19. Qc4 Kd8 20. Rxa6 1-0

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.27"]
[Round "9"]
[White "Mehlen, Theodor"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1865"]
[BlackElo "1657"]
[PlyCount "78"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. Bb3 d5 7. Qe2 Bb6 8. h3 Re8 9. Bg5 dxe4 10. dxe4 Be6 11. Ba4 Bd7 12. 0-0 Nb8 13. Rd1 c6 14. Nbd2 Qe7 15. Nf1 Bc7 16. Ng3 Be6 17. Rd2 h6 18. Be3 Nbd7 19. Bc2 Bb6 20. Bxb6 axb6 21. Nh4 g6 22. Nf3 Kg7 23. a3 b5 24. Rad1 Bc4 25. Qe3 Nc5 26. h4 Ng4 27. Qe1 Rad8 28. h5 Nb3 29. Rxd8 Rxd8 30. hxg6 fxg6 31. Nd2 Nxd2 32. Rxd2 Rd7 33. Qd1 Nf6 34. Nf1 Qd8 35. Rxd7+ Qxd7 36. Qxd7+ Nxd7 37. Bd1 Bxf1 38. Kxf1 Nb6 39. b3 Kf6 1/2-1/2

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.26"]
[Round "6"]
[White "Katzenbach, Linus"]
[Black "Schwarz, Matthias1111"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1657"]
[BlackElo "1733"]
[PlyCount "62"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. 0-0 a6 7. a4 h6 8. d4 exd4 9. cxd4 Ba7 10. Nc3 Bg4 11. e5 dxe5 12. dxe5 Qxd1 13. Rxd1 Bxf3 14. gxf3 Nh7 15. Bf4 Ng5 16. Bd5 Nh3+ 17. Kf1 Nxf4 18. e6 fxe6 19. Re1 Nxd5 20. Nxd5 0-0-0 21. Nf4 Rd2 22. Re2 Rxe2 23. Kxe2 Rf8 24. Ng6 Nd4+ 25. Kf1 Rxf3 26. Ne5 Rxf2+ 27. Kxf2 Nc2+ 28. Kf3 Nxa1 29. Kg4 Bd4 30. Nd3 Nb3 31. Kf4 Nc5 0-1

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.26"]
[Round "7"]
[White "Weiland, Thomas"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1820"]
[BlackElo "1657"]
[PlyCount "40"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. cxd5 exd5 5. d4 c6 6. Bg5 Bd6 7. e4 dxe4 8. Nd2 Be7 9. Bc4 Qxd4 10. 0-0 0-0 11. Re1 Nbd7 12. Ncxe4 Nb6 13. Bxf6 Bxf6 14. Nxf6+ Qxf6 15. Ne4 Qg6 16. Bb3 Be6 17. Bxe6 Qxe6 18. Nc5 Qc8 19. Re7 Rb8 20. Qb3 Nd5 1/2-1/2

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.25"]
[Round "4"]
[White "Katzenbach, Linus"]
[Black "Densing, Gerd"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1657"]
[BlackElo "1802"]
[PlyCount "57"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d3 b6 3. Nf3 Bb7 4. c3 c5 5. Nbd2 Nc6 6. g3 d6 7. a4 a6 8. Bg2 Qc7 9. Nc4 Rb8 10. Qb3 Ba8 11. a5 b5 12. Ne3 Bb7 13. Qa2 Nf6 14. 0-0 Be7 15. Bd2 0-0 16. Ne1 Bd8 17. b4 cxb4 18. cxb4 Nd4 19. f4 Be7 20. Nf3 Nxf3+ 21. Bxf3 Qd7 22. f5 exf5 23. Nxf5 Bc8 24. Bg5 Qa7+ 25. Be3 Qd7 26. Qd2 Qd8 27. Bg2 Bxf5 28. Rxf5 Ng4 29. Bd4 1/2-1/2

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.25"]
[Round "5"]
[White "Steinke, Hans Joerg"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1784"]
[BlackElo "1657"]
[PlyCount "46"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 d5 5. Bg2 Bb7 6. 0-0 Bd6 7. Nc3 c6 8. cxd5 exd5 9. Re1 0-0 10. e4 dxe4 11. Nxe4 Nxe4 12. Rxe4 c5 13. Re1 Nc6 14. dxc5 Bxc5 15. Be3 Bb4 16. Bd2 Qf6 17. Bxb4 Nxb4 18. Qb3 Rad8 19. Qxb4 Bxf3 20. Bxf3 Qxf3 21. Re3 Rd1+ 22. Rxd1 Qxd1+ 23. Re1 Qd8 1/2-1/2

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.24"]
[Round "2"]
[White "Katzenbach, Linus"]
[Black "Schroeder, Stefan1111"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1657"]
[BlackElo "1760"]
[PlyCount "37"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 b5 9. e5 Nd7 10. h4 a5 11. Nf1 b4 12. N1h2 a4 13. Bf4 Nb6 14. Ng4 c4 15. Ng5 Bd7 16. Nh6+ gxh6 17. Nxh7 Kxh7 18. Qh5 Rh8 19. Qxf7# 1-0

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.24"]
[Round "3"]
[White "Welsch, Roland"]
[Black "Katzenbach, Linus"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1796"]
[BlackElo "1657"]
[PlyCount "32"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. b3 c5 6. Bb2 d5 7. Nbd2 Bd6 8. 0-0 0-0 9. a3 Nc6 10. Ne5 Qc7 11. f4 Ne7 12. g4 Ne4 13. Nxe4 dxe4 14. Bc4 Nd5 15. Bxd5 exd5 16. g5 cxd4 1/2-1/2

[Event "Hofheim Spring op-B 7th"]
[Site "Hofheim"]
[Date "2019.04.23"]
[Round "1"]
[White "Launert, Martin"]
[Black "Katzenbach, Linus"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1830"]
[BlackElo "1657"]
[PlyCount "63"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. c3 d6 8. 0-0 0-0 9. Nbd2 h6 10. h3 Re8 11. Re1 Bb6 12. Nf1 Ne7 13. Ng3 c5 14. Be3 Bb7 15. Nh4 d5 16. Nh5 Qd6 17. Qf3 Nxh5 18. Qxh5 Rac8 19. Rad1 Qf6 20. Qg4 d4 21. cxd4 cxd4 22. Bd2 Rc7 23. f4 Bc8 24. f5 a5 25. a4 Bd7 26. Qg3 bxa4 27. Bc4 Kh7 28. Rf1 Nc6 29. Nf3 Nb4 30. Ng5+ hxg5 31. Bxg5 Qd6 32. Bxf7 1-0

[Event "JBLN Ost 1819"]
[Site "Germany"]
[Date "2019.03.03"]
[Round "9.5"]
[White "Fathke, Luke"]
[Black "Katzenbach, Linus"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1613"]
[PlyCount "54"]
[EventDate "2018.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Anhalt"]
[BlackTeam "Borussia Lichtenberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Re1 Bg4 9. Nbd2 Nb6 10. Qb3 Bd6 11. h3 Bh5 12. Bd5 Nxd5 13. Qxd5 Kh8 14. d4 Bxf3 15. Nxf3 exd4 16. Qh5 Qf6 17. Bg5 Qg6 18. Qxg6 fxg6 19. cxd4 Rxf3 20. d5 Nd4 21. Re4 Rf5 22. Bd2 Rxd5 23. Rae1 h6 24. Rd1 Rd8 25. Rc1 Nb3 26. axb3 Rxd2 27. Rb1 Bc5 0-1

[Event "JBLN Ost 1819"]
[Site "Germany"]
[Date "2019.02.23"]
[Round "7.4"]
[White "Katzenbach, Linus"]
[Black "Neuber, Pascal"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1613"]
[BlackElo "1759"]
[PlyCount "34"]
[EventDate "2018.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Borussia Lichtenberg"]
[BlackTeam "Halle USV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. b3 d5 2. Bb2 c5 3. e3 Nf6 4. Nf3 Bg4 5. h3 Bd7 6. Ne5 Nc6 7. f4 e6 8. d3 b5 9. c4 bxc4 10. dxc4 Ne4 11. Nf3 Be7 12. h4 Bf6 13. Be5 Qa5+ 14. Nbd2 Bxe5 15. fxe5 Qc3 16. Rc1 Qxe3+ 17. Qe2 Qf4 0-1

[Event "JBLN Ost 1819"]
[Site "Germany"]
[Date "2019.01.26"]
[Round "6.6"]
[White "Katzenbach, Linus"]
[Black "Kasel, Alexander"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1613"]
[BlackElo "1715"]
[PlyCount "74"]
[EventDate "2018.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Borussia Lichtenberg"]
[BlackTeam "Torgelow"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Ne7 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Re1 Nbc6 9. h4 f5 10. e5 Qc7 11. Qe2 Nb4 12. Nf1 b6 13. c3 Nbc6 14. Bf4 Bd7 15. Qd2 a6 16. Bh6 Nxe5 17. Nxe5 Bxe5 18. Bxf8 Rxf8 19. d4 Bd6 20. f4 h6 21. Qe3 g5 22. hxg5 hxg5 23. Qf3 gxf4 24. g4 Ng6 25. gxf5 Rxf5 26. Qg4 Kf7 27. Nh2 Qd8 28. Nf3 Qh8 29. Ng5+ Kf6 30. Nxe6 f3 31. Bxf3 Qh2+ 32. Kf1 Bg3 33. Qxf5+ Kxf5 34. Ng7+ Kf6 35. Nh5+ Kg5 36. Re2 Bh3+ 37. Bg2 Qh1# 0-1

[Event "JBLN Ost 1819"]
[Site "Germany"]
[Date "2018.10.13"]
[Round "2.6"]
[White "Katzenbach, Linus"]
[Black "Grozea, Filip"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1613"]
[BlackElo "1781"]
[PlyCount "75"]
[EventDate "2018.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Borussia Lichtenberg"]
[BlackTeam "Berlin Mattnetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 e6 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bd2 Bd6 12. Ne4 Nxe4 13. Qxe4 Nd7 14. 0-0-0 Nf6 15. Qd3 Qc7 16. Kb1 0-0-0 17. Qe2 Rd7 18. c4 c5 19. Ne5 Bxe5 20. dxe5 Ng8 21. Bc3 Ne7 22. Rxd7 Qxd7 23. Rd1 Qc7 24. Rd3 Rd8 25. Qd2 Rxd3 26. Qxd3 Qd7 27. Kc2 Qxd3+ 28. Kxd3 Nc6 29. a3 a5 30. b3 b6 31. Ke4 Kd7 32. f4 Ke7 33. g4 f6 34. exf6+ gxf6 35. g5 Nd4 36. Bxd4 cxd4 37. gxh6 Kf7 38. Kxd4 1-0

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2018.06.30"]
[Round "1"]
[White "Katzenbach, Linus"]
[Black "Krefenstein, Sergej"]
[Result "0-1"]
[ECO "B73"]
[WhiteElo "1716"]
[BlackElo "2119"]
[PlyCount "64"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Be3 Nc6 9. h3 Bd7 10. Qd2 Rc8 11. f4 a6 12. a3 Qc7 13. Nb3 Rfd8 14. Rad1 b5 15. Nd5 Qb7 16. Na5 Nxa5 17. Nxe7+ Kh8 18. Nxc8 Rxc8 19. Qxa5 Qxe4 20. Qb6 Re8 21. Rf3 Nd5 22. Rxd5 Qxd5 23. c3 Qc6 24. Rf2 Kg8 25. Bf3 Qxb6 26. Bxb6 Bf5 27. Kh2 Be4 28. Bxe4 Rxe4 29. Rd2 Rxf4 30. Rxd6 Be5 31. Rd8+ Kg7 32. Bd4 Rxd4+ 0-1

