[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.04"]
[Round "9"]
[White "Kalla, Christian"]
[Black "Adams, George"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1994"]
[BlackElo "1604"]
[PlyCount "37"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qa5 9. 0-0 Nf6 10. a3 Bd6 11. h3 Bh5 12. Be3 0-0 13. Qb3 Ne7 14. Qb5 Qxb5 15. Nxb5 Rfd8 16. Nxd6 Rxd6 17. g4 Bg6 18. Ne5 Ned5 19. Bd2 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.03"]
[Round "8"]
[White "Eliasson, Kristjan Orn"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1737"]
[BlackElo "1994"]
[PlyCount "110"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bc4 Bb4 8. Bd3 d5 9. exd5 cxd5 10. 0-0 0-0 11. Bg5 Bxc3 12. bxc3 Qd6 13. h3 Rb8 14. Re1 Re8 15. Be3 a5 16. Qd2 Ba6 17. c4 d4 18. Bg5 Rbc8 19. c3 Bxc4 20. Bxc4 Rxc4 21. cxd4 Rxd4 22. Qxa5 h6 23. Be3 Rd5 24. Qa4 Rb8 25. Rac1 Rb2 26. a3 Rd3 27. Bc5 Qd5 28. Qc4 Nd7 29. Bb4 Nb6 30. Qe4 Rd4 31. Qxe5 Qxe5 32. Rxe5 Rd5 33. Re4 Ra2 34. Rc6 Rd1+ 35. Kh2 Nd5 36. Rc8+ Kh7 37. Bf8 Rxf2 38. Rg4 g5 39. Rc6 f6 40. Rd6 h5 41. Rd7+ Kg6 42. Rg3 Rff1 43. Rg7+ Kf5 44. Rf3+ Rxf3 45. gxf3 Rd2+ 46. Kg1 Kf4 47. h4 Kxf3 48. hxg5 Rg2+ 49. Kh1 fxg5 50. Bd6 Rg4 51. a4 Rh4+ 52. Kg1 Rg4+ 53. Kh1 Kf2 54. a5 Nf4 55. Bxf4 Rxf4 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.02"]
[Round "7"]
[White "Kalla, Christian"]
[Black "Gudnyjarson, Sigurdur Pall"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1994"]
[BlackElo "1664"]
[PlyCount "120"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 Nf6 5. h3 Bh5 6. Ne5 Bxe2 7. Qxe2 dxe4 8. Nxe4 Nxe4 9. Qxe4 Qd5 10. d3 Qxe4+ 11. dxe4 f6 12. Nd3 e5 13. Be3 Na6 14. 0-0-0 Be7 15. Rd2 Kf7 16. Rhd1 Rhd8 17. c3 Ke8 18. g3 Bd6 19. h4 Bc7 20. f4 exf4 21. Nxf4 Bxf4 22. gxf4 b6 23. Rg1 Rxd2 24. Kxd2 Rd8+ 25. Ke2 Kf7 26. a4 Nc7 27. a5 c5 28. axb6 axb6 29. Ra1 Ra8 30. Rd1 Ke7 31. f5 Ra7 32. Rd2 Nb5 33. Kf3 Nd6 34. Rg2 Kf7 35. Rd2 Nc4 36. Rd7+ Kf8 37. Rd8+ Ke7 38. Rh8 Nxe3 39. Kxe3 h6 40. b3 Ra3 41. Kd3 Rxb3 42. Kc4 Rb1 43. Rb8 Kd6 44. Rb7 Ke5 45. Re7+ Kf4 46. Rxg7 Kxe4 47. Rg6 Kxf5 48. Rxh6 Re1 49. Kb5 Re6 50. Rh8 Kg6 51. Kc4 f5 52. Kd5 Rf6 53. Rg8+ Kh6 54. Ke5 Rf7 55. Ke6 Ra7 56. Kxf5 Ra3 57. Rg6+ Kh5 58. Rxb6 Kxh4 59. c4 Rc3 60. Ke5 Rxc4 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Fischer, Robert"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1994"]
[BlackElo "1775"]
[PlyCount "63"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bg4 5. d4 Bxe2 6. Ngxe2 Qa5 7. 0-0 Nf6 8. Qd3 e6 9. Bf4 c6 10. a3 Be7 11. Rad1 0-0 12. Ng3 Nbd7 13. Rfe1 Rfe8 14. Nge4 Nd5 15. Nxd5 cxd5 16. Ng5 Bxg5 17. Bxg5 Rac8 18. Bc1 Rc4 19. c3 b5 20. Re3 Rec8 21. Rh3 Nf8 22. Re1 Qa4 23. f4 g6 24. g4 a5 25. f5 exf5 26. gxf5 b4 27. axb4 axb4 28. fxg6 fxg6 29. Re7 bxc3 30. Rhxh7 Qd1+ 31. Qxd1 Nxh7 32. Qf3 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.04.01"]
[Round "6"]
[White "Stolyarov, Alan"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D80"]
[BlackElo "1994"]
[PlyCount "65"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. e3 0-0 8. cxd5 Qxd5 9. Bxe7 Re8 10. Bh4 Qa5 11. Qd2 c5 12. Nf3 Nc6 13. Be2 Bg4 14. h3 Bxf3 15. Bxf3 cxd4 16. cxd4 Bxd4 17. Qxa5 Nxa5 18. Rc1 Be5 19. Ke2 Rac8 20. Rxc8 Rxc8 21. Rd1 h6 22. Rd7 g5 23. Bg3 Bxg3 24. fxg3 Rc2+ 25. Kd3 Rxa2 26. Bd5 Rf2 27. e4 Rxg2 28. Rxf7 Kh8 29. e5 Rxg3+ 30. Ke4 Nb3 31. Kf5 g4 32. Kg6 gxh3+ 33. Kxh6 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.31"]
[Round "4"]
[White "Thorfinnsson, Bjorn"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2369"]
[BlackElo "1994"]
[PlyCount "51"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nd7 3. Bg5 Ngf6 4. Nbd2 e5 5. c3 Be7 6. Qc2 0-0 7. e3 h6 8. h4 Ng4 9. Bd3 d5 10. Bh7+ Kh8 11. Bf5 e4 12. Bxg4 f5 13. Bxe7 Qxe7 14. Bh3 exf3 15. Nxf3 Qf6 16. 0-0-0 a5 17. g4 fxg4 18. Bxg4 g6 19. Rdg1 Ra6 20. Rg3 b5 21. Rhg1 Rg8 22. Bf5 Ne5 23. Bxc8 Nxf3 24. Rxf3 Qxf3 25. Bxa6 c5 26. a4 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "2"]
[White "Haberecht, Paul"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1412"]
[BlackElo "1994"]
[PlyCount "71"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 c6 7. b3 Ne4 8. Bb2 a5 9. Ne5 Nd7 10. cxd5 cxd5 11. Nxd7 Bxd7 12. Nc3 Nxc3 13. Bxc3 Bb5 14. Re1 Qd7 15. Qd2 a4 16. bxa4 Rxa4 17. a3 Rc4 18. e3 Rfc8 19. Rec1 Ba4 20. Bf1 R4c6 21. Bd3 Qc7 22. Bb2 Bb3 23. Rxc6 Qxc6 24. Rc1 Bc4 25. Bc3 e6 26. Bb4 Ra8 27. Bf1 Ra4 28. Be2 b5 29. Bd1 Ra6 30. Qc3 f6 31. Bf3 e5 32. dxe5 fxe5 33. Qd2 e4 34. Bxe4 dxe4 35. Qd8+ Kf7 36. Qe7+ 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.30"]
[Round "3"]
[White "Kalla, Christian"]
[Black "Carr, Jay A"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1994"]
[BlackElo "1663"]
[PlyCount "59"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 Be7 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 d6 10. Bd3 Nd7 11. exd6 Bxd6 12. Qe2 b6 13. 0-0 Bb7 14. Rfe1 h6 15. Ne5 Nxe5 16. dxe5 Bc5 17. Bb5+ Bc6 18. Qc4 Rc8 19. Bxc6+ Qxc6 20. Qg4 g6 21. Rad1 Be7 22. Be3 h5 23. Qf4 0-0 24. Bd4 Rfd8 25. Rd3 Rc7 26. Rf3 Bf8 27. Rh3 Qd5 28. g4 hxg4 29. Qxg4 Qxa2 30. Qh4 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2023.03.29"]
[Round "1"]
[White "Kalla, Christian"]
[Black "Salles, Louis"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1994"]
[BlackElo "2287"]
[PlyCount "70"]
[EventDate "2023.03.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qa5 9. 0-0 Nf6 10. Be3 Bd6 11. h3 Bh5 12. a3 0-0 13. b4 Qd8 14. Qb3 Ne7 15. Bg5 Nfd5 16. Nxd5 exd5 17. g4 Bg6 18. Ne5 f6 19. Nxg6 hxg6 20. Bh4 g5 21. Bg3 Qb6 22. Rad1 Rad8 23. Kg2 Rfe8 24. Bd3 Bxg3 25. Kxg3 Nc6 26. Bg6 Nxd4 27. Qb2 Ne2+ 28. Kf3 Re5 29. Rfe1 Nf4 30. Rxe5 fxe5 31. Bb1 e4+ 32. Kg3 Qh6 33. Rh1 Qh4+ 34. Kh2 Qxh3+ 35. Kg1 Qg2# 0-1

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "8.7"]
[White "Keyser, Robin"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2106"]
[BlackElo "1984"]
[PlyCount "69"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Qa4 Bg7 6. cxd5 Nxd5 7. Nf3 0-0 8. 0-0 Nd7 9. e4 N5b6 10. Qc2 e5 11. Bg5 Bf6 12. Bh6 Re8 13. a4 a5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nc3 Qe7 17. Kh1 Nc4 18. Rae1 Qc5 19. Nb1 Qb4 20. b3 Na3 21. Nxa3 Qxa3 22. f4 Qb2 23. Qd1 Bg7 24. Bxg7 Kxg7 25. f5 Ra6 26. Qf3 f6 27. e5 Rxe5 28. fxg6 c5 29. gxh7 Kxh7 30. Qd3+ Kg7 31. Qd8 Rxe1 32. Rxe1 Re6 33. Rf1 Re2 34. Qxc8 Rxg2 35. Qxb7+ 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.03.20"]
[Round "7.8"]
[White "Dittmann, Hans Adolf"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2075"]
[BlackElo "1992"]
[PlyCount "121"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. a4 Be7 10. Be2 0-0 11. 0-0 a6 12. Na3 f5 13. f4 Nd7 14. Nc4 b6 15. Be3 Bb7 16. a5 b5 17. Nb6 Nxb6 18. Bxb6 Qd7 19. c4 bxc4 20. Bxc4 Bf6 21. Qe2 Rfe8 22. fxe5 Bxe5 23. Qd3 g6 24. Rab1 Qg7 25. b4 Qh6 26. h3 Qh4 27. b5 Qg3 28. Rf3 Qh2+ 29. Kf2 Bf6 30. bxa6 Bh4+ 31. Kf1 Bc8 32. Bg1 Qe5 33. Re3 Qf4+ 34. Rf3 Qe4 35. g3 Qxd3+ 36. Bxd3 Bxa6 37. gxh4 Bxd3+ 38. Rxd3 Rxa5 39. Re1 Re4 40. Bh2 Ra6 41. Rde3 Rd4 42. Rc3 Rxd5 43. Rc7 Ra8 44. Bf4 Rd4 45. Bg5 Re4 46. Rb1 h6 47. Bf6 Rae8 48. Rg7+ Kf8 49. Rxg6 h5 50. Bg5 R4e6 51. Rxe6 Rxe6 52. Rb7 Kg8 53. Kf2 Re5 54. Rd7 d5 55. Kf3 Kf8 56. Bf4 Re1 57. Rxd5 Rf1+ 58. Kg3 Rg1+ 59. Kf2 Rg6 60. Rxf5+ Ke7 61. Rxh5 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.14"]
[Round "8.7"]
[White "Kalla, Christian"]
[Black "Heinsohn, Wilfried"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1988"]
[BlackElo "2131"]
[PlyCount "26"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Schwerin SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Ne5 Nc6 7. Nxc6 Qxc6 8. d5 Qd6 9. Be2 e6 10. Bf3 exd5 11. Nxd5 Nxd5 12. Qxd5 Qxd5 13. Bxd5 c6 1/2-1/2

[Event "DSOL 01 Liga Gr-B 1st"]
[Site "Playchess.com INT"]
[Date "2020.08.14"]
[Round "2.2"]
[White "Kalla, Christian"]
[Black "Tonndorf, Matthias"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1951"]
[BlackElo "2143"]
[PlyCount "108"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hameln"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Qh4 7. Nxc6 Qxe4+ 8. Be2 dxc6 9. 0-0 Be6 10. Nc3 Qe5 11. f4 Bc5+ 12. Kh1 Qd4 13. Qc2 Ne7 14. Ne4 Bf5 15. Qxc5 Qxe4 16. Bf3 Qd3 17. Re1 Be6 18. Be3 Qf5 19. Qb4 Nd5 20. Qxb7 0-0 21. Bd4 Qxf4 22. Be5 Qa4 23. Rac1 Rfc8 24. Red1 f6 25. Bg3 Qb4 26. Qa6 Qb6 27. Qe2 Bf7 28. Bf2 Qb7 29. Bc5 Re8 30. Qf2 a5 31. Re1 Qb5 32. h3 Rab8 33. b3 a4 34. bxa4 Qxa4 35. Rb1 Rxb1 36. Rxb1 Nf4 37. Rb4 Qa3 38. Rc4 Nd3 39. Qc2 Qa6 40. Re4 Rxe4 41. Bxe4 Nxc5 42. Qxc5 Qf1+ 43. Qg1 Qxg1+ 44. Kxg1 Bxa2 45. Bxc6 Kf7 46. Kf2 Ke6 47. g4 Bd5 48. Bb5 Ke5 49. Kg3 Kd4 50. Kf4 Be4 51. h4 h6 52. h5 g5+ 53. hxg6 Bxg6 54. Bd7 h5 1/2-1/2

[Event "DSOL 01 Liga Gr-B 1st"]
[Site "Playchess.com INT"]
[Date "2020.07.24"]
[Round "5.3"]
[White "Schnock, Stefan"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2019"]
[BlackElo "1951"]
[PlyCount "104"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK II"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 a6 3. a4 b6 4. Nf3 Bb7 5. d4 cxd4 6. Nxd4 e6 7. Bd3 Nc6 8. Nxc6 Bxc6 9. 0-0 d6 10. f4 Qc7 11. Qe2 Nf6 12. e5 Nd7 13. exd6 Bxd6 14. Bxa6 0-0 15. Kh1 Bb4 16. Nb5 Qb8 17. Nd4 Bd5 18. Bb5 Qd6 19. Be3 Rfc8 20. Rad1 Qc7 21. c4 Bxc4 22. Bxc4 Qxc4 23. Qxc4 Rxc4 24. Nxe6 Nf6 25. Ng5 h6 26. Nf3 Bc5 27. Bxc5 bxc5 28. b3 Rxf4 29. Ne5 Rb4 30. Rf3 Re8 31. Nc4 Reb8 32. Na5 Ra8 33. Nc6 Rb6 34. Ne7+ Kf8 35. Nf5 g6 36. Nd6 Kg7 37. h3 Raa6 38. Nc4 Rb4 39. Rd6 Rxd6 40. Nxd6 Rb6 41. Nc4 Ra6 42. Re3 Nd7 43. Re7 Nb6 44. Nd6 Nxa4 45. Rxf7+ Kg8 46. Rd7 Nc3 47. Nb7 Rc6 48. Re7 c4 49. Na5 cxb3 50. Nxc6 b2 51. Rb7 b1Q+ 52. Rxb1 Nxb1 1/2-1/2

[Event "DSOL 01 Liga Gr-B 1st"]
[Site "Playchess.com INT"]
[Date "2020.07.17"]
[Round "4.2"]
[White "Kalla, Christian"]
[Black "Borchert, Stephan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1951"]
[BlackElo "2117"]
[PlyCount "69"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Solingen SG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d6 3. d4 Nc6 4. d5 Nb8 5. h3 Nf6 6. Bd3 e6 7. c4 exd5 8. exd5 g6 9. Nf3 Bg7 10. Qe2+ Qe7 11. Qxe7+ Kxe7 12. 0-0 Rd8 13. Nc3 a6 14. Bg5 h6 15. Bh4 g5 16. Bg3 Nh5 17. Rfe1+ Kf8 18. Bh2 f5 19. Na4 f4 20. Nb6 Ra7 21. Nxc8 Rxc8 22. Re6 Rd8 23. Rae1 b6 24. Bg6 Nf6 25. g3 fxg3 26. Bxg3 Rad7 27. Nd2 Kg8 28. f4 b5 29. fxg5 hxg5 30. b3 b4 31. Nf3 Nh7 32. Re8+ Nf8 33. Bf5 Rxe8 34. Rxe8 Rf7 35. Be6 1-0

[Event "DSOL 01 Liga Gr-B 1st"]
[Site "Playchess.com INT"]
[Date "2020.07.10"]
[Round "3.2"]
[White "Marcziter, Dmitrii"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "2258"]
[BlackElo "1951"]
[PlyCount "73"]
[EventDate "2020.06.22"]
[EventType "team-tourn (rapid)"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Porz SG"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d5 6. cxd5 Nxd5 7. 0-0 e6 8. e4 Nb6 9. Qc2 a5 10. Bg5 Qd6 11. Nc3 c6 12. Rad1 Na6 13. Qe2 h6 14. Bf4 Qe7 15. Rfe1 Rd8 16. Be3 Nd7 17. h3 e5 18. dxe5 Nxe5 19. Rxd8+ Qxd8 20. Nxe5 Bxe5 21. Bxh6 Be6 22. Be3 Bd4 23. Rd1 c5 24. Nb5 Bxa2 25. Nxd4 cxd4 26. Bxd4 Qe7 27. Qd2 Kh7 28. Qxa5 Nc7 29. Qe5 Ne6 30. Bc3 Bb3 31. Rd2 Rd8 32. Rxd8 Qxd8 33. Kh2 Qf8 34. Qf6 Qg7 35. Qh4+ Qh6 36. Qe7 Ng5 37. Qd8 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "6"]
[White "Dehn, Marcus"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2098"]
[BlackElo "1988"]
[PlyCount "117"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 0-0 5. e3 d5 6. h3 c5 7. Be2 Nc6 8. 0-0 cxd4 9. exd4 Qb6 10. Qb3 Nd7 11. Nbd2 e6 12. a4 Qxb3 13. Nxb3 f6 14. Bb5 e5 15. Bg3 a6 16. Bxc6 bxc6 17. Na5 c5 18. Rfd1 cxd4 19. cxd4 e4 20. Ne1 f5 21. Bd6 Rf6 22. Be5 Rb6 23. Bxg7 Kxg7 24. b3 Nf6 25. Rac1 Be6 26. Rc7+ Bf7 27. Rdc1 Ne8 28. Re7 Nd6 29. Rcc7 Rc8 30. g3 Rxc7 31. Rxc7 f4 32. gxf4 Nf5 33. Nc2 Kf6 34. Rc6+ Rxc6 35. Nxc6 Be8 36. N6b4 a5 37. Nxd5+ Kg7 38. Nb6 Bf7 39. Nc4 Bxc4 40. bxc4 Nd6 41. Ne3 Kf6 42. Kf1 Ke7 43. Ke1 Nc8 44. c5 Na7 45. Kd2 Kd7 46. Kc3 Kc6 47. Kc2 Kd7 48. Kc3 Nc6 49. Kc4 Nb4 50. Kb5 Nd3 51. Kxa5 Kc6 52. f5 gxf5 53. Nxf5 Kd5 54. Kb6 Nxf2 55. c6 Nd3 56. c7 Nb4 57. c8Q Na6 58. Qxa6 h5 59. Qb5+ 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "7"]
[White "Emig, Nils"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1832"]
[BlackElo "1988"]
[PlyCount "66"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Na3 a6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 Bg5 11. Nc4 b5 12. Nce3 0-0 13. h4 Bh6 14. g4 Bf4 15. Nxf4 exf4 16. Nd5 Re8 17. f3 Ne5 18. Be2 Qa5+ 19. c3 Be6 20. Nxf4 b4 21. Nxe6 bxc3 22. Nd4 cxb2+ 23. Kf2 bxa1Q 24. Qxa1 Qc5 25. Kg2 Rab8 26. Rc1 Qb6 27. Nf5 Qb2 28. Kf2 Qxa1 29. Rxa1 Rb6 30. Rd1 Rd8 31. Rc1 g6 32. Nd4 Rb2 33. a4 Nd3+ 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "1"]
[White "Hausrath, Daniel"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2475"]
[BlackElo "1988"]
[PlyCount "53"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d5 6. 0-0 c5 7. c4 d4 8. b4 Nc6 9. bxc5 Qa5 10. Nxd4 Qxc5 11. Nxc6 bxc6 12. d4 Qxc4 13. Nd2 Qa6 14. Rc1 Qxa2 15. Bc3 Nd5 16. Ne4 Nxc3 17. Nxc3 Qa6 18. Ne4 Rb8 19. Nc5 Qb6 20. Qa4 Rd8 21. e3 e5 22. dxe5 Bxe5 23. Bxc6 Rd2 24. Be4 Qb4 25. Qe8+ Kg7 26. Qxe5+ f6 27. Qe7+ 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Bach, Markus"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1988"]
[BlackElo "2195"]
[PlyCount "124"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Bf4 Bxc5 8. 0-0 Nge7 9. Re1 0-0 10. Nbd2 Ng6 11. Bg3 a6 12. Nb3 Ba7 13. h3 Bxf3 14. Bxf3 Bb8 15. Nc5 Bxe5 16. Bxe5 Ncxe5 17. Be2 Qc7 18. Nd3 Rac8 19. c3 Nc4 20. Qb3 b6 21. Rad1 Nf4 22. Nxf4 Qxf4 23. Bxc4 Qxc4 24. Rd4 Qxb3 25. axb3 a5 26. Ra1 g6 27. b4 axb4 28. Rxb4 Rc6 29. f4 Rb8 30. Ra6 h5 31. Kf2 Kg7 32. Ke3 Kf6 33. g4 hxg4 34. hxg4 g5 35. Kf3 gxf4 36. Kxf4 e5+ 37. Kf3 Ke6 38. Kg3 f6 39. Kf3 Kd6 40. Kg3 Kc5 41. Kf3 Rh8 42. Kg3 Rh1 43. Kg2 Rd1 44. Ra8 d4 45. Rb3 d3 46. Rd8 e4 47. Kf2 Re6 48. Ke3 Re1+ 49. Kd2 Re2+ 50. Kd1 Rg2 51. Rb4 Rg1+ 52. Kd2 e3+ 53. Kxd3 e2 54. Rc4+ Kb5 55. Rd5+ Ka6 56. Ra4+ Kb7 57. Rd7+ Kc6 58. Raa7 e1Q 59. Rac7+ Kb5 60. c4+ Kb4 61. Rd5 Qe2+ 62. Kd4 Qe3# 0-1

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "4"]
[White "Kalla, Christian"]
[Black "Richter, Philipp2222"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1988"]
[BlackElo "2105"]
[PlyCount "158"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Nge2 Nge7 7. 0-0 Bf5 8. Bg5 Qd7 9. a3 Bd6 10. Nb5 0-0 11. Nxd6 Qxd6 12. Bf4 Qd7 13. Bb5 a6 14. Ba4 b5 15. Bb3 Na5 16. Ba2 Ng6 17. Bg3 Nc4 18. Qc1 Qc6 19. b3 Nd6 20. Bxd6 cxd6 21. c4 Bd3 22. Qd2 dxc4 23. bxc4 bxc4 24. Rfc1 Bxe2 25. d5 Qc5 26. Qxe2 Qxd5 27. Bxc4 Qg5 28. Qf3 Nh4 29. Qg3 Qxg3 30. hxg3 Ng6 31. Rd1 Rfd8 32. Rd5 Ne7 33. Ra5 Rdc8 34. Rxa6 Rxa6 35. Bxa6 Ra8 36. Bc4 d5 37. Bd3 g6 38. a4 Ra5 39. Kf1 Nc6 40. Bb5 Nd4 41. Rb1 Kg7 42. Ke1 Kf6 43. f4 Nf5 44. Kf2 d4 45. g4 Ne3 46. Kf3 g5 47. g3 Nd5 48. Rb3 Nc3 49. fxg5+ Kxg5 50. Rb4 f6 51. Rxd4 Nxb5 52. Rd5+ Kg6 53. axb5 h6 54. Kf4 Ra4+ 55. Kf3 Ra3+ 56. Kf4 Rb3 57. Rc5 Rb4+ 58. Kf3 Rb1 59. Rd5 Kf7 60. Rc5 Ke6 61. Rh5 Rb3+ 62. Kf4 Kf7 63. Rxh6 Rxb5 64. Rh5 Rb4+ 65. Kf3 Kg6 66. Rd5 Rb3+ 67. Kf4 Rc3 68. Rb5 Rc1 69. Rd5 Rf1+ 70. Ke3 Kf7 71. Rf5 Rg1 72. Kf2 Ra1 73. g5 Kg6 74. Rxf6+ Kxg5 75. Rf4 Ra2+ 76. Kf3 Ra3+ 77. Kf2 Ra2+ 78. Kf3 Ra3+ 79. Kf2 Ra2+ 1/2-1/2

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Zhou, Lepu Coco"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1988"]
[BlackElo "1872"]
[PlyCount "95"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. h4 f6 10. exf6 Qxe2+ 11. Bxe2 Nxf6 12. Rh3 Bc5 13. Be3 Bb4+ 14. Bd2 Bxd2+ 15. Nxd2 0-0 16. Ra3 Bb7 17. c5 d6 18. Rc1 Nd5 19. Kf1 Ne3+ 20. Rxe3 Rf4 21. Re4 Rf5 22. Bg4 Rf6 23. Re7 Raf8 24. Bf3 Ba6+ 25. Kg1 d5 26. Rxc7 Rf4 27. Rxa7 Bb5 28. Re1 R4f6 29. Ree7 Rg6 30. Bh5 Rff6 31. Bxg6 hxg6 32. Rxg7+ Kh8 33. Nf3 Be2 34. Ng5 Bg4 35. Rh7+ Kg8 36. Ra8+ Rf8 37. Rh8+ Kxh8 38. Rxf8+ Kg7 39. Rf7+ Kg8 40. Rc7 Kf8 41. f3 Bf5 42. a4 d4 43. Kf2 d3 44. Ke3 Ke8 45. g4 Kd8 46. Rxc6 Bd7 47. Rd6 Ke7 48. Kxd3 1-0

[Event "GER-ch Net blitz qual4"]
[Site "Playchess.com INT"]
[Date "2020.03.23"]
[Round "3"]
[White "Ruddat, Jarne"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1385"]
[BlackElo "1988"]
[PlyCount "117"]
[EventDate "2020.03.23"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. Nge2 e5 4. g3 Nc6 5. Bg2 d6 6. 0-0 Nf6 7. d3 Be7 8. Bg5 0-0 9. Bxf6 Bxf6 10. Nd5 b5 11. Nec3 b4 12. Ne2 Bg5 13. f4 Bh6 14. c3 a5 15. Qa4 Bd7 16. Qc2 a4 17. f5 Ne7 18. cxb4 Nxd5 19. exd5 cxb4 20. b3 Rc8 21. Qd1 Be3+ 22. Kh1 a3 23. Be4 f6 24. Ng1 Qc7 25. Nf3 Qc2 26. Qxc2 Rxc2 27. Ne1 Rc3 28. Ng2 Bh6 29. Rfe1 Rfc8 30. h4 Bb5 31. Red1 Rc2 32. Kh2 Rb2 33. Kh3 Rcc2 34. Ne1 Rh2+ 35. Kg4 Rxa2 36. Kh5 Rxa1 37. Rxa1 Rb2 38. g4 Bf4 39. g5 Be8+ 40. Kg4 Rxb3 41. gxf6 gxf6 42. Ng2 h5+ 43. Kf3 Bh6 44. Ne3 Bb5 45. Ke2 Rb2+ 46. Kf3 Rd2 47. Nc4 Rh2 48. Nxd6 Ba4 49. Nc4 Rxh4 50. d6 Rh3+ 51. Ke2 Kf7 52. Nb6 Bb5 53. d7 Ke7 54. Rb1 a2 55. Ra1 b3 56. Kd1 b2 57. Rxa2 b1Q+ 58. Ke2 Qxa2+ 59. Kf1 0-1

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "9"]
[White "Fehmer, Dirk"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2113"]
[BlackElo "1988"]
[PlyCount "87"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d5 6. c4 c6 7. 0-0 a5 8. d3 Na6 9. Nbd2 Nd7 10. Bxg7 Kxg7 11. d4 Nc7 12. e4 dxe4 13. Nxe4 Nf6 14. Nc5 Ne6 15. Na4 Rb8 16. Nc3 Nc7 17. Ne5 Nd7 18. f4 Nxe5 19. fxe5 Ne6 20. Ne2 Qb6 21. Kh1 Nc7 22. Qe1 Ne6 23. Rd1 Qb4 24. Qf2 a4 25. d5 Nc5 26. Qd4 axb3 27. e6+ f6 28. axb3 Nxb3 29. Qb2 Qa4 30. Nf4 Nc5 31. Qd4 Nb3 32. Qb2 Nc5 33. Qd4 Nb3 34. Qc3 Na5 35. h4 Qxc4 36. Qf3 Qb4 37. Qg4 Qd6 38. h5 cxd5 39. hxg6 h6 40. Nh5+ Kg8 41. g7 Rd8 42. Qg6 Nc4 43. Qxh6 Qxg3 44. Qh8# 1-0

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "6"]
[White "Hansch, Karsten"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2300"]
[BlackElo "1988"]
[PlyCount "67"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. a4 b6 4. Nf3 Bb7 5. d4 cxd4 6. Nxd4 e6 7. Be3 Nf6 8. f3 Nc6 9. Nxc6 Bxc6 10. Bc4 Bb4 11. 0-0 0-0 12. Qd3 Qc7 13. Bxa6 Bxc3 14. bxc3 d5 15. e5 Qxe5 16. Bxb6 Rfb8 17. Bd4 Qd6 18. Bb5 Nd7 19. f4 Nc5 20. Qg3 g6 21. Be5 Qd7 22. Bxc6 Qxc6 23. Bxb8 Rxb8 24. f5 Ra8 25. f6 Ne4 26. Qf4 Qxc3 27. Rae1 Qc5+ 28. Kh1 Rxa4 29. Rb1 Ra8 30. Rb8+ Rxb8 31. Qxb8+ Qf8 32. Rb1 h5 33. Qxf8+ Kxf8 34. Rb8# 1-0

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "3"]
[White "Kalla, Christian"]
[Black "Braeutigam, Katerina"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1988"]
[BlackElo "1696"]
[PlyCount "77"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be3 Ne7 6. Be2 h6 7. 0-0 Nd7 8. Nbd2 Bh7 9. a4 Ng6 10. a5 Be7 11. c4 dxc4 12. Nxc4 0-0 13. Qb3 Qc7 14. Rfe1 c5 15. Rec1 cxd4 16. Nd6 Qb8 17. Bxd4 Bxd6 18. exd6 Qxd6 19. Qxb7 Rfb8 20. Qc6 Qxc6 21. Rxc6 Nf4 22. Bf1 Be4 23. Rc7 Nf6 24. Ne5 Rf8 25. Nd7 N6d5 26. Rxa7 Rxa7 27. Bxa7 Rd8 28. Ne5 f6 29. Nc6 Rc8 30. Nd4 Rc7 31. Bb6 Nxb6 32. axb6 Rb7 33. Ra8+ Kh7 34. Ra6 Bd5 35. Nb5 Bc6 36. Nd6 Rb8 37. b4 Nd5 38. b5 Bb7 39. Ra7 1-0

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Halt, David"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1988"]
[BlackElo "2055"]
[PlyCount "71"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. h4 h5 10. Bd2 g6 11. Nc3 Bg7 12. f4 0-0 13. Qe4 Nxc3 14. Bxc3 d5 15. cxd5 Bxf1 16. Kxf1 cxd5 17. Qxd5 Rfd8 18. Qf3 Qc5 19. Rd1 Qc4+ 20. Kf2 Qxa2 21. f5 Qa6 22. e6 Qb6+ 23. Kg3 fxe6 24. fxg6 Rf8 25. Qe2 Bxc3 26. bxc3 c5 27. Rhf1 Qc7+ 28. Kh3 Kg7 29. Qxh5 Rh8 30. Qg5 Rhf8 31. Qh5 Rh8 32. Qg5 Rhf8 33. h5 Qc6 34. h6+ Kg8 35. g7 Rxf1 36. Rxf1 1-0

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Schiffer, Stefan"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1988"]
[BlackElo "2247"]
[PlyCount "50"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Bg7 6. Nc3 Nc6 7. h3 Bf5 8. Nf3 e6 9. Be2 Nge7 10. Nh4 0-0 11. 0-0 f6 12. g4 fxe5 13. gxf5 exd4 14. fxg6 dxc3 15. gxh7+ Kh8 16. Bd2 cxd2 17. Qxd2 Ne5 18. f4 N5g6 19. Nxg6+ Nxg6 20. Bd3 Qf6 21. Rf2 Nxf4 22. Kh2 Qh4 23. Rf3 Be5 24. Re1 Nxd3+ 25. Rxe5 Rxf3 0-1

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "8"]
[White "Kalla, Christian"]
[Black "Schirrmacher, Carsten"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1988"]
[BlackElo "2102"]
[PlyCount "94"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. h4 f6 10. exf6 Qxe2+ 11. Bxe2 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 Nxf6 14. 0-0-0 0-0 15. Bf3 Rab8 16. b3 c5 17. Rhe1 Kf7 18. Ne4 d6 19. Ng5+ Kg8 20. Re7 h6 21. Ne6 Rf7 22. Rxc7 Bc8 23. Rxd6 Bxe6 24. Rxc5 Re8 25. Re5 Bd7 26. Ra5 Re1+ 27. Kd2 Rf1 28. Ke2 Rb1 29. Rxa7 Bf5 30. Rxf7 Kxf7 31. Rd2 Ke6 32. c5 Rc1 33. c6 Be4 34. Bxe4 Nxe4 35. Rd4 Nc3+ 36. Kd2 Nxa2 37. Ra4 Rf1 38. Ke2 Ra1 39. b4 Nc3+ 40. Kd3 Nxa4 41. b5 Nb6 42. Kd4 Kd6 43. f4 Ra4+ 44. Ke3 Ra5 45. g4 Rxb5 46. g5 hxg5 47. fxg5 Kxc6 0-1

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "7"]
[White "Kalla, Christian"]
[Black "Wolter, Detlef"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1988"]
[BlackElo "2202"]
[PlyCount "57"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. cxd4 Nc6 7. Bc4 e6 8. 0-0 Be7 9. Qe2 0-0 10. a3 Qc7 11. Re1 Nb6 12. Bd3 d5 13. Nc3 f5 14. exf6 Bxf6 15. Be3 Bd7 16. Rac1 Rae8 17. Bb1 Ne7 18. Nxd5 Nbxd5 19. Rxc7 Nxc7 20. Ne5 Bc8 21. Qd3 g6 22. Bh6 Bg7 23. Bxg7 Kxg7 24. f3 Ncd5 25. g3 Nf5 26. Ba2 Nf6 27. b4 Rd8 28. Qc3 Rxd4 29. g4 1-0

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "4"]
[White "Rissmann, Ulrich"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1899"]
[BlackElo "1988"]
[PlyCount "94"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Qf3 Be7 10. Qa3 0-0 11. Bd2 Na6 12. c4 f5 13. 0-0-0 e4 14. Nd4 Bf6 15. Bc3 f4 16. Be2 Qb6 17. f3 e3 18. Nb5 Bxc3 19. Qxc3 Qc5 20. Qd4 Rf6 21. g3 Bd7 22. Qxc5 Nxc5 23. Nd4 Re8 24. gxf4 Rxf4 25. Rhg1 g6 26. b4 Na4 27. Kc2 Nb6 28. Kb3 Rc8 29. Rd3 Ba4+ 30. Ka3 Nxc4+ 31. Kxa4 Nb2+ 32. Kb3 Nxd3 33. Bxd3 Rxd4 34. Be4 Rd2 35. Re1 e2 36. h4 Kf7 37. a4 Kf6 38. b5 Ke5 39. Kb4 Kd4 40. Ka5 Ke3 41. h5 gxh5 42. Bxh7 Rd1 43. Rxe2+ Kxe2 44. f4 Rf1 45. f5 Rf4 46. b6 a6 47. f6 Rc5# 0-1

[Event "GER-ch Net blitz qual3"]
[Site "Playchess.com INT"]
[Date "2020.03.21"]
[Round "1"]
[White "Stewart, Neil"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2236"]
[BlackElo "1988"]
[PlyCount "129"]
[EventDate "2020.03.21"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 f6 2. c4 e6 3. Nc3 Bb4 4. e4 Ne7 5. Bd3 0-0 6. Qc2 Nbc6 7. Nge2 e5 8. Be3 exd4 9. Nxd4 Ne5 10. Be2 d6 11. 0-0 a6 12. f3 N7c6 13. Nd5 Bc5 14. Qd2 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Be6 17. Rfd1 Kh8 18. c5 Nc6 19. Qc3 dxc5 20. Qxc5 Bxd5 21. Rxd5 Qe8 22. Rad1 Rf7 23. Bc4 Re7 24. a3 Rd8 25. Rxd8 Nxd8 26. Qd4 Nc6 27. Qd5 Ne5 28. Bf1 c6 29. Qd8 h6 30. Kf2 Qxd8 31. Rxd8+ Kh7 32. Be2 Rd7 33. Rxd7 Nxd7 34. Ke3 c5 35. f4 Kg6 36. Bc4 f5 37. Be6 Nf6 38. Bxf5+ Kf7 39. g3 Ke7 40. Bc8 b6 41. e5 Nd5+ 42. Ke4 Nc7 43. f5 b5 44. g4 a5 45. h4 b4 46. axb4 cxb4 47. Kd4 a4 48. Kc4 a3 49. bxa3 bxa3 50. Kb3 Nb5 51. Ba6 Nd4+ 52. Kxa3 Nf3 53. Kb4 Nxe5 54. Be2 h5 55. g5 Ng4 56. Kc3 Ne3 57. Kd3 Nxf5 58. Bxh5 Nxh4 59. Ke3 g6 60. Bg4 Nf5+ 61. Bxf5 gxf5 62. Kf4 Ke6 63. g6 Kf6 64. g7 Kxg7 65. Kxf5 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.09.29"]
[Round "1.8"]
[White "Rogozenco, Teodora Nana"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "1977"]
[BlackElo "1999"]
[PlyCount "61"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. Qc2 h6 7. Be3 Bf5 8. g4 Bxg4 9. Qxe4 Qc8 10. Bg2 c6 11. Qe5 Rg8 12. Nf3 Bh3 13. Bxh3 Qxh3 14. 0-0-0 Na6 15. d5 Bg7 16. Qe4 Qf5 17. Qxf5 gxf5 18. dxc6 bxc6 19. Rhg1 c5 20. Kb1 Rb8 21. b3 Rb6 22. Nh4 Rf6 23. Bf4 Re6 24. Nxf5 Rg6 25. Rxg6 fxg6 26. Nxg7+ Rxg7 27. Bxh6 Rh7 28. Bf4 g5 29. Bg3 Nb4 30. e3 e6 31. Rd6 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.04.07"]
[Round "9.7"]
[White "Kalla, Christian"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1978"]
[BlackElo "2059"]
[PlyCount "74"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qe2 0-0 13. g3 Rd8 14. Bg2 Bf5 15. 0-0 Rac8 16. Rfe1 Qe6 17. Bxe4 Nd5 18. Bxf5 Qxf5 19. Rad1 Nxc3 20. bxc3 h6 21. Rd6 Re8 22. Qe3 b6 23. Qd4 Re7 24. Rd8+ Kh7 25. Rxc8 Qxc8 26. Rd1 Rc7 27. Rd3 Rc4 28. Qd7 Rxc3 29. Qxc8 Rxc8 30. Rd7 Kg6 31. Rxa7 Re8 32. f4 f6 33. Rb7 Re6 34. g4 Kh7 35. f5 Rxe5 36. Rxb6 Re2 37. Ra6 h5 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.03.24"]
[Round "8.6"]
[White "Kalla, Christian"]
[Black "Budzyn, Matthias"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1978"]
[BlackElo "2124"]
[PlyCount "71"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Kiel Turm II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 Qe6 10. Qe4 d5 11. exd6 Qxe4+ 12. Nxe4 cxd6 13. Bf4 d5 14. cxd5 Nxd5 15. Bd2 Be7 16. Bd3 Nb4 17. Bxb4 Bxb4+ 18. Ke2 0-0 19. a3 Be7 20. Rhc1 f5 21. Nc5 Bf6 22. Rab1 a5 23. Kf1 Re8 24. Be2 Rb8 25. b3 f4 26. Bd3 f3 27. Be4 fxg2+ 28. Kxg2 Re5 29. f4 Rh5 30. Bxc6 Bh3+ 31. Kg3 Bf5 32. Be4 Rh3+ 33. Kg2 Bxe4+ 34. Kxh3 Bxb1 35. Rxb1 Be7 36. Nd7 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "7.7"]
[White "Kalla, Christian"]
[Black "Dittmann, Hans Adolf"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1978"]
[BlackElo "2062"]
[PlyCount "73"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be3 cxd4 7. cxd4 Be7 8. Nc3 Qd8 9. Bd3 0-0 10. 0-0 b6 11. Qe2 Bb7 12. Rfd1 Nbd7 13. Rac1 Nd5 14. Nxd5 Bxd5 15. Ne5 Rc8 16. Rxc8 Qxc8 17. Rc1 Qd8 18. Nc6 Bxc6 19. Rxc6 Nf6 20. Qc2 Qd5 21. Rc7 Bd6 22. Rxa7 Ng4 23. Bxh7+ Kh8 24. Be4 Bxh2+ 25. Kf1 Nxe3+ 26. fxe3 Qg5 27. Ke2 f5 28. Bf3 Bg1 29. Qc1 Bh2 30. Rb7 e5 31. dxe5 f4 32. exf4 Rxf4 33. Qc8+ Kh7 34. Qh3+ Rh4 35. Be4+ Kh6 36. Rxb6+ Kh5 37. Bf3+ 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.01.20"]
[Round "5.6"]
[White "Kalla, Christian"]
[Black "Reichmann, Hendrik"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1978"]
[BlackElo "2341"]
[PlyCount "89"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Schwerin SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 h6 7. f3 Nd7 8. 0-0-0 Bb7 9. g4 Rc8 10. Bh3 Nb6 11. b3 e6 12. g5 Nd7 13. d5 Qe7 14. gxh6 Bxh6 15. Bxh6 Rxh6 16. dxe6 fxe6 17. Nge2 Qf6 18. Nd4 e5 19. Ne6 Rxh4 20. Qg2 Ke7 21. Bg4 g5 22. Rxh4 gxh4 23. Qh3 Nh6 24. Nd5+ Bxd5 25. exd5 Rg8 26. Rh1 Nb6 27. Nxc7 Qg5+ 28. Kb1 Nxg4 29. fxg4 Qxg4 30. Qxh4+ Qxh4 31. Rxh4 Kd7 32. Rh7+ Kc8 33. Nxa6 Nxd5 34. c4 bxc4 35. bxc4 Nf6 36. Rf7 Ne4 37. Kb2 Rg3 38. a4 Ng5 39. Rc7+ Kd8 40. Rb7 Ne6 41. c5 dxc5 42. Rb5 Rg4 43. Nxc5 Nxc5 44. Rxc5 Rxa4 45. Rxe5 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.8"]
[White "Kalla, Christian"]
[Black "Dittmann, Hans Adolf"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2021"]
[BlackElo "2072"]
[PlyCount "70"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be3 cxd4 7. cxd4 Bxb1 8. Rxb1 e5 9. a3 Rd8 10. dxe5 Qe4 11. Qc1 Bc5 12. Bb5 Bxe3 13. Bxc6+ bxc6 14. fxe3 Ne7 15. 0-0 0-0 16. Qc5 Nf5 17. Qxa7 Rd3 18. Rbc1 h6 19. Rfe1 Rfd8 20. Qc5 Rb8 21. Rc4 Qd5 22. e4 Qxc5+ 23. Rxc5 Ne7 24. Re2 Rb6 25. Rcc2 h5 26. Red2 Re3 27. Rd4 Kh7 28. Rd7 Ng6 29. Rxf7 Kh6 30. Rc7 Reb3 31. R7xc6 Rxb2 32. Rxb6 Rxb6 33. a4 Ra6 34. Ra2 Nf4 35. g3 Ne6 0-1

[Event "Hamburg-chT Landesliga 1617"]
[Site "Hamburg"]
[Date "2017.05.14"]
[Round "9.5"]
[White "Kalla, Christian"]
[Black "Grote, Dirk"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2022"]
[BlackElo "2124"]
[PlyCount "72"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes II"]
[BlackTeam "St Pauli II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bb5+ Nbd7 6. Nc3 a6 7. Qa4 Rb8 8. Bxd7+ Qxd7 9. Qxd7+ Bxd7 10. Nf3 Bf5 11. d4 Rd8 12. Be3 Nxd5 13. Nxd5 Rxd5 14. 0-0 f6 15. Rac1 g5 16. Rc5 Be6 17. Rfc1 Bg7 18. a4 Kf7 19. h3 Rhd8 20. b4 h6 21. Re1 R5d6 22. Rc7 R8d7 23. Rec1 Bd5 24. Kf1 Bxf3 25. gxf3 f5 26. f4 gxf4 27. Bxf4 Rxd4 28. Rxd7 Rxd7 29. Rc5 Rd4 30. Be3 Rxb4 31. Rxf5+ Kg6 32. Rd5 Rxa4 33. Rd7 Rb4 34. Rxe7 a5 35. Ke2 a4 36. Bd2 Rb3 0-1

[Event "Hamburg-chT Landesliga 1617"]
[Site "Hamburg"]
[Date "2017.05.13"]
[Round "8.4"]
[White "Kalla, Christian"]
[Black "Lohse, Marc"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2022"]
[BlackElo "1967"]
[PlyCount "116"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes II"]
[BlackTeam "Hamburg Koenigsspringer II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Qa5 3. Nf3 Nc6 4. d4 cxd4 5. b4 Qc7 6. b5 Ne5 7. cxd4 Nxf3+ 8. gxf3 e5 9. Be3 Bb4+ 10. Bd2 Bxd2+ 11. Nxd2 exd4 12. Nc4 Qc5 13. e5 Qb4+ 14. Qd2 Qxd2+ 15. Kxd2 d5 16. Nd6+ Ke7 17. Rc1 Nh6 18. Kd3 Rd8 19. Rc7+ Kf8 20. Be2 b6 21. Rhc1 Be6 22. Kxd4 Nf5+ 23. Nxf5 Bxf5 24. R1c3 Rd7 25. Rxd7 Bxd7 26. f4 Be6 27. Bf3 Ke8 28. a4 a6 29. Be2 axb5 30. Bxb5+ Bd7 31. Kxd5 Bxb5 32. axb5 Rd8+ 33. Ke4 Rd2 34. Rc6 Rxf2 35. h4 g6 36. h5 gxh5 37. Rxb6 Kf8 38. Rh6 Rb2 39. Rxh7 Rxb5 40. Rxh5 Ke7 41. Rh6 Ra5 42. Rb6 Ra7 43. Kf5 Rc7 44. Rb5 Ra7 45. Kg5 Rc7 46. f5 f6+ 47. exf6+ Kf7 48. Re5 Rc1 49. Re7+ Kf8 50. Re4 Kf7 51. Re7+ Kf8 52. Re4 Kf7 53. Rh4 Rg1+ 54. Kf4 Kxf6 55. Rh6+ Kf7 56. Rc6 Rf1+ 57. Ke5 Re1+ 58. Kd4 Rd1+ 1/2-1/2

[Event "Hamburg-chT Landesliga 1516"]
[Site "Hamburg"]
[Date "2016.04.24"]
[Round "9.3"]
[White "Stelting, Thorsten"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2173"]
[BlackElo "1951"]
[PlyCount "93"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Eimsbuettel Union"]
[BlackTeam "Hamburg Diogenes II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. Qe2 Nge7 7. d3 0-0 8. Be3 d6 9. Rd1 Bg4 10. h3 Bxf3 11. Qxf3 a6 12. Ba4 b5 13. Bb3 Na5 14. Bc2 Rc8 15. a4 b4 16. Nd2 f5 17. Bg5 fxe4 18. Qxe4 Bf6 19. Bh6 d5 20. Qg4 Rf7 21. Nb3 Nf5 22. Bd2 Nb7 23. d4 e4 24. dxc5 bxc3 25. Bxc3 Bxc3 26. bxc3 e3 27. Rf1 Nxc5 28. Nxc5 Rxc5 29. Bxf5 Rxf5 30. fxe3 Rc4 31. Qg3 Rxf1+ 32. Rxf1 Rxc3 33. Qe5 Rc6 34. Rd1 Rd6 35. Rd4 Qb6 36. Kh2 Rd8 37. Rxd5 Rxd5 38. Qxd5+ Kg7 39. Qd4+ Qf6 40. Kg3 Qxd4 41. exd4 Kf6 42. Kf4 Ke6 43. Ke4 g5 44. g4 a5 45. d5+ Kd6 46. Kd4 h6 47. Kc4 1-0

[Event "Hamburg-chT Landesliga 1516"]
[Site "Hamburg"]
[Date "2016.04.23"]
[Round "8.3"]
[White "Kalla, Christian"]
[Black "Kuberczyk, Christoph"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1951"]
[BlackElo "2157"]
[PlyCount "116"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes II"]
[BlackTeam "Harburg Diagonale"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 e6 9. cxd4 Qxd6 10. 0-0 Be7 11. Nc3 0-0 12. a3 Nd5 13. Ne4 Qd8 14. Bc2 Nf6 15. Qd3 Nxe4 16. Qxe4 g6 17. Bh6 Re8 18. Rfd1 Qd5 19. Qe3 Qh5 20. Bb3 Bf6 21. Rac1 Ne7 22. Bg5 Bg7 23. Rc7 Nf5 24. Qc1 h6 25. Bf4 Ne7 26. Re1 Qb5 27. Qc2 Qf5 28. Qc1 Qb5 29. Bc4 Qb6 30. Ba2 Nf5 31. Ne5 Qxd4 32. Nxf7 Qxb2 33. Qxb2 Bxb2 34. Nxh6+ Nxh6 35. Bxh6 Bxa3 36. Re3 Re7 37. Rxc8+ Rxc8 38. Rxa3 b5 39. g3 Rc6 40. Kg2 b4 41. Ra5 Rb7 42. Bb3 Kf7 43. Re5 Rc3 44. Bxe6+ Kf6 45. f4 Rc2+ 46. Kf3 Rxh2 47. Bg5+ Kg7 48. Bd5 Rd7 49. Be6 Rb7 50. Bd5 Rd7 51. Be6 Rb7 52. Bb3 Rd2 53. Bd5 Rd7 54. Bc4 Rc7 55. Bd5 Rd7 56. Bc4 Rc7 57. Bd5 Rd7 58. Bc4 Rc7 1/2-1/2

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.01.17"]
[Round "5.8"]
[White "Killgus, Leonard"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1885"]
[BlackElo "1983"]
[PlyCount "76"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Ne7 12. Nc2 Nxd5 13. Qxd5 Ra7 14. Nb4 Bb7 15. Qd3 0-0 16. Nd5 Bg5 17. Be2 Bc8 18. 0-0 f5 19. Bf3 Kh8 20. c4 bxc4 21. Qxc4 a5 22. Rfd1 Be6 23. b4 fxe4 24. Bxe4 Bxd5 25. Rxd5 Qb6 26. Rf1 axb4 27. Rb5 Rc7 28. Rxb6 Rxc4 29. Bd5 Rd4 30. Rxd6 e4 31. Re1 Rd2 32. f3 e3 33. Rd7 Bh4 34. g3 Bd8 35. Kf1 Bb6 36. Re2 g6 37. Rxd2 exd2 38. Ke2 Rd8 1/2-1/2

[Event "Arber op 4th"]
[Site "Bayerisch Eisenstein"]
[Date "2015.08.09"]
[Round "9"]
[White "Breedveld, Andre"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2126"]
[BlackElo "1958"]
[PlyCount "69"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. b3 Nc6 3. Bb2 f5 4. e3 Nf6 5. a3 Be7 6. b4 d6 7. d3 0-0 8. b5 Nb8 9. Nf3 e4 10. Nfd2 exd3 11. Bxd3 Be6 12. Qc2 Ng4 13. Nf3 g6 14. h3 Nf6 15. Qc3 Nbd7 16. Ng5 Nc5 17. Nxe6 Nxe6 18. g4 Nc5 19. Bc2 fxg4 20. hxg4 Kg7 21. g5 Kf7 22. Rxh7+ Nxh7 23. Qg7+ Ke8 24. Bxg6+ Kd7 25. Bxh7 Ne6 26. Qh6 Bxg5 27. Qh3 Bh4 28. Bf5 Re8 29. Nc3 Bf6 30. 0-0-0 c6 31. Ne4 Bxb2+ 32. Kxb2 Kc7 33. Rxd6 Qb8 34. Qh7+ Kb6 35. Bxe6 1-0

[Event "Arber op 4th"]
[Site "Bayerisch Eisenstein"]
[Date "2015.08.07"]
[Round "7"]
[White "Laqua, Christian"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2106"]
[BlackElo "1958"]
[PlyCount "49"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 h6 4. a3 Be7 5. Nc3 0-0 6. Nf3 d6 7. d4 exd4 8. Nxd4 Nbd7 9. 0-0 Re8 10. b3 Bf8 11. h3 Nc5 12. Qc2 c6 13. e4 g6 14. Re1 Bg7 15. Be3 a5 16. Rad1 Qe7 17. b4 Ncxe4 18. Nxe4 Nxe4 19. Bxe4 Qxe4 20. Kh2 Bxd4 21. Qxe4 Rxe4 22. Bxd4 Rxe1 23. Rxe1 Be6 24. c5 d5 25. Kg2 1/2-1/2

[Event "Arber op 4th"]
[Site "Bayerisch Eisenstein"]
[Date "2015.08.06"]
[Round "6"]
[White "Kalla, Christian"]
[Black "Bauer, Dieter"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1958"]
[BlackElo "1704"]
[PlyCount "77"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d6 2. e4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. 0-0 Nc6 8. Be3 Re8 9. f4 Bf8 10. Bf3 g6 11. Re1 Na5 12. Qe2 c5 13. Nb3 Rb8 14. Rad1 Nxb3 15. axb3 Qb6 16. g4 Qa6 17. Qg2 Nd7 18. Ra1 Qb6 19. Nd5 Qd8 20. Rxa7 Bg7 21. c3 Nb6 22. Nxb6 Qxb6 23. Ra3 Qc7 24. Qd2 Kh8 25. Rd1 Bf8 26. f5 Rd8 27. Bf4 b5 28. e5 Qb7 29. exd6 Bd7 30. Be5+ Kg8 31. fxg6 hxg6 32. Qf4 Bg7 33. Bxg7 Kxg7 34. Bd5 Be8 35. Qe5+ Kg8 36. Raa1 Qd7 37. c4 Rdc8 38. Rf1 Kf8 39. Qh8# 1-0

[Event "Arber op 4th"]
[Site "Bayerisch Eisenstein"]
[Date "2015.08.03"]
[Round "3"]
[White "Grabarczyk, Miroslaw"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2436"]
[BlackElo "1958"]
[PlyCount "103"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 Nbd7 8. Bd2 Be7 9. 0-0 Ne4 10. Nxg6 Nxc3 11. bxc3 hxg6 12. cxd5 exd5 13. c4 dxc4 14. Bxc4 Nb6 15. Bb3 Bd6 16. g3 Qd7 17. Qf3 Qf5 18. Qg2 Qh3 19. Qxh3 Rxh3 20. Kg2 Rh5 21. e4 Rd8 22. Rfd1 c5 23. Be3 c4 24. Bc2 Ra5 25. a4 Rc8 26. Rdb1 c3 27. Kf1 Rc7 28. Rb5 Nc4 29. Rxa5 Nxa5 30. d5 b6 31. Ke2 Nc4 32. Bd4 Be5 33. Bxe5 Nxe5 34. Ra3 g5 35. f4 gxf4 36. gxf4 Nd7 37. Kd3 Nc5+ 38. Kd4 Kd7 39. Rxc3 Rc8 40. Rh3 Ke7 41. Bd1 g6 42. Rh7 Rc7 43. e5 Rd7 44. d6+ Kf8 45. Bg4 f5 46. Rxd7 Nxd7 47. Be2 Nc5 48. Kd5 Nxa4 49. e6 Nc3+ 50. Kc6 Nxe2 51. e7+ Kf7 52. Kd7 1-0

[Event "Arber op 4th"]
[Site "Bayerisch Eisenstein"]
[Date "2015.08.02"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Sterck, Arno"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1958"]
[BlackElo "2138"]
[PlyCount "64"]
[EventDate "2015.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bb6 7. Bc4 Nf6 8. Nd2 0-0 9. 0-0 Re8 10. Nxc6 bxc6 11. Bg5 h6 12. Bh4 g5 13. Bg3 d5 14. exd5 cxd5 15. Bb5 Bg4 16. Qc2 Re6 17. Rfe1 Qe7 18. Kf1 a6 19. Bd3 Re8 20. Rxe6 Qxe6 21. Nf3 Ne4 22. Nd4 Qf6 23. Bxe4 Rxe4 24. f3 c5 25. Nb3 c4 26. Nd2 Re7 27. Bf2 Bf5 28. Qd1 Bd3+ 29. Kg1 Re2 30. Bd4 Bxd4+ 31. cxd4 Qxd4+ 32. Kh1 Qf2 0-1

[Event "Hamburg-chT Landesliga 1415"]
[Site "Hamburg"]
[Date "2015.04.19"]
[Round "9.5"]
[White "Schroeter, Baldur"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1983"]
[BlackElo "1942"]
[PlyCount "85"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer II"]
[BlackTeam "Hamburg Diogenes II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. dxc5 Qxd1+ 7. Kxd1 e5 8. b4 e4 9. h3 Bh5 10. g4 Nxg4 11. hxg4 Bxg4 12. Nbd2 exf3 13. Bb5+ Nc6 14. Re1+ Be7 15. Kc2 h5 16. Nc4 Be6 17. Ne5 Rc8 18. Bxc6+ bxc6 19. Nxf3 h4 20. Bf4 Rh5 21. Nd4 g5 22. Bh2 Rh6 23. a4 Kf8 24. Nxe6+ Rxe6 25. Rxe6 fxe6 26. Rd1 Ke8 27. Kb3 Rd8 28. Kc2 Rxd1 29. Kxd1 Bf6 30. b5 cxb5 31. axb5 Kd7 32. Ke2 Bxc3 33. Bb8 g4 34. Bxa7 Be5 35. Bb6 h3 36. c6+ Kc8 37. Kf1 Bd6 38. Ba5 Bf4 39. b6 Kb8 40. Bb4 Kc8 41. Bc5 Kb8 42. Be7 Kc8 43. Bc5 1/2-1/2

[Event "Oberliga Nord N 1415"]
[Site "Germany"]
[Date "2015.03.15"]
[Round "8.7"]
[White "Wenzel, Birger"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2034"]
[BlackElo "1971"]
[PlyCount "93"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 b6 5. Bg2 Bb7 6. 0-0 0-0 7. d5 e6 8. Nc3 exd5 9. cxd5 Re8 10. Nd4 d6 11. e4 a6 12. Bf4 Nfd7 13. Qd2 b5 14. Bg5 Bf6 15. Bxf6 Nxf6 16. b4 Nbd7 17. Rfe1 Nb6 18. Bf1 Nfd7 19. f4 Qe7 20. Nb3 Rac8 21. Na5 Ba8 22. a4 Nxa4 23. Nxa4 bxa4 24. Bxa6 Rb8 25. Rxa4 f5 26. e5 dxe5 27. Nc6 Bxc6 28. dxc6 Nb6 29. Rxe5 Qf6 30. Raa5 Rxe5 31. Rxe5 Rd8 32. Qa2+ Kg7 33. Qe6 Rd1+ 34. Kg2 Qxe6 35. Rxe6 Kf7 36. Re2 Rb1 37. b5 Rb3 38. Rd2 Ke7 39. Kf2 Ra3 40. Kg2 Rb3 41. Re2+ Kf7 42. Kf2 Ra3 43. Rb2 Ke6 44. Re2+ Kf7 45. h3 Rb3 46. Kg2 h5 47. h4 1/2-1/2

[Event "Oberliga Nord N 1415"]
[Site "Germany"]
[Date "2014.09.21"]
[Round "1.8"]
[White "Kalla, Christian"]
[Black "Meier, David Geffrey"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1971"]
[BlackElo "2153"]
[PlyCount "76"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qe3 b6 10. Ne2 Bb7 11. Nf4 Rg8 12. h3 Nc6 13. Bb2 Qe7 14. c4 0-0-0 15. 0-0-0 e5 16. d5 Na5 17. Qc3 Nd7 18. Ne2 f5 19. Ng3 Qg5+ 20. Kb1 e3 21. h4 Qf4 22. Ne2 Qxf2 23. Rh3 f4 24. Bc1 Ba6 25. Rf3 Qxh4 26. Rh3 Qe7 27. Ng1 Nc5 28. Rh6 Ne4 29. Qd3 Nf2 30. Qf5+ Qd7 31. Qxd7+ Rxd7 32. Re1 Bxc4 33. Nf3 Rxd5 34. Rxh7 Bxf1 35. Rxf1 Rxg2 36. Bb2 Nc4 37. Bc3 Nd2+ 38. Nxd2 exd2 0-1

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.30"]
[Round "7"]
[White "Kalla, Christian"]
[Black "Ruerup, Hans Heinz"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1947"]
[BlackElo "2015"]
[PlyCount "87"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be3 cxd4 7. cxd4 Nc6 8. Nc3 Qd6 9. a3 Be7 10. Bc4 a6 11. 0-0 0-0 12. Qe2 b5 13. Bd3 Bb7 14. b4 Rac8 15. Rac1 Rfd8 16. Rfd1 g6 17. Bb1 Bf8 18. Bg5 Be7 19. Ba2 Nb8 20. h4 Kg7 21. Ne5 Nbd7 22. Bb3 Nb6 23. Bf4 Nbd5 24. Nxd5 Nxd5 25. Bh6+ Kg8 26. Qf3 Bf6 27. Bg5 Bxe5 28. dxe5 Qxe5 29. Bxd8 Rxd8 30. Rc5 Rf8 31. Rdc1 Qd4 32. Bxd5 Bxd5 33. Qg3 h5 34. Qg5 Qe4 35. Rc7 a5 36. bxa5 Qa4 37. Rc8 Qxa3 38. Rxf8+ Qxf8 39. Qe5 b4 40. a6 b3 41. a7 Qa8 42. Qb8+ Kg7 43. Qxa8 Bxa8 44. Rb1 1-0

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.29"]
[Round "6"]
[White "Helbig, Mark"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2354"]
[BlackElo "1947"]
[PlyCount "71"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Re1 c5 8. d5 exd5 9. Nh4 Ne4 10. cxd5 Bxh4 11. Bxe4 Bf6 12. Nc3 Re8 13. Qc2 g6 14. Bg2 d6 15. b3 Nd7 16. Bb2 Bg7 17. Rad1 a6 18. h3 b5 19. Kh2 Rc8 20. Rb1 b4 21. Ne4 Nf6 22. Nxf6+ Bxf6 23. e4 Bxb2 24. Qxb2 c4 25. bxc4 Rxc4 26. Rbc1 Rxc1 27. Rxc1 Qb6 28. a3 a5 29. axb4 axb4 30. Rc4 b3 31. Rc3 Ba6 32. Rxb3 Qc5 33. Rb6 Bd3 34. Rc6 Qa5 35. Qd4 Qd2 36. Rc3 1-0

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.29"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Plischki, Sebastian"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1947"]
[BlackElo "2360"]
[PlyCount "98"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. 0-0 Qa5 10. Bd2 Nge7 11. a3 Bxc3 12. bxc3 0-0 13. Qb3 Qc7 14. h3 Bh5 15. Qb5 Nd5 16. Rac1 Rac8 17. Rfd1 Rfd8 18. Bg5 f6 19. Be3 Na5 20. c4 Nxe3 21. fxe3 e5 22. d5 b6 23. c5 bxc5 24. e4 Nb7 25. Rc3 Nd6 26. Qb1 c4 27. Rdc1 Qb6+ 28. Kh2 Qxb1 29. Rxb1 Nxe4 30. Rxc4 Rxc4 31. Bxc4 Bxf3 32. gxf3 Nd2 33. Rb4 a5 34. Ra4 Nxc4 35. Rxc4 Rxd5 36. Kg3 h5 37. h4 Kh7 38. Rc3 Rd4 39. Re3 Kg6 40. Rc3 a4 41. Re3 Kf5 42. Rc3 g5 43. hxg5 Kxg5 44. Re3 h4+ 45. Kh3 Kf4 46. Rc3 Rd1 47. Rc6 f5 48. Rc4+ Kxf3 49. Rc3+ Kf4 0-1

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.28"]
[Round "4"]
[White "Geisler, Reinhard"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "E19"]
[WhiteElo "1899"]
[BlackElo "1947"]
[PlyCount "66"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 d5 10. Rd1 dxc4 11. Qxc4 Nd7 12. Bf4 Rc8 13. b4 Nf6 14. a3 Bd5 15. Qc2 c5 16. dxc5 bxc5 17. b5 Qa5 18. a4 a6 19. Bd2 Qb6 20. bxa6 Qxa6 21. Bf1 Ne4 22. h4 Bf6 23. Rab1 Ra8 24. a5 Nxd2 25. Rxd2 Qxa5 26. e4 Bc6 27. Rd6 Ba4 28. Qe2 Be7 29. Rd2 Rab8 30. Rxb8 Rxb8 31. Ne5 Bb5 32. Qe3 Bxf1 33. Kxf1 Qa1+ 0-1

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.28"]
[Round "3"]
[White "Kalla, Christian"]
[Black "Roever, Ludwig"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1947"]
[BlackElo "1945"]
[PlyCount "102"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. Nc3 Nf6 6. Nf3 Be7 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 a6 10. a4 Nbd7 11. Qe2 Nb6 12. Bd3 Nbd5 13. Rd1 b6 14. Ne5 Bb7 15. Ne4 h6 16. Bd2 a5 17. Rac1 Nb4 18. Nxf6+ Bxf6 19. Bxb4 axb4 20. Bb5 Qd5 21. Qg4 Bxe5 22. dxe5 Qxe5 23. Qxb4 Qg5 24. Bc6 Bxc6 25. Rxc6 Qa5 26. Rxb6 Qxa4 27. Qxa4 Rxa4 28. g3 Rfa8 29. Rb7 R4a7 30. Rxa7 Rxa7 31. b4 Rb7 32. Rb1 Rb5 33. Kf1 Kf8 34. Ke2 Ke7 35. Kd3 Kd6 36. Kc4 Kc6 37. f4 g5 38. fxg5 Rxg5 39. Rf1 f5 40. b5+ Kd6 41. Rd1+ Kc7 42. Rb1 f4 43. gxf4 Rg4 44. Kc5 Rxf4 45. b6+ Kb7 46. Rb2 h5 47. Kd6 Re4 48. Rb5 Rh4 49. Rb2 Re4 50. Rb5 Rh4 51. Rb2 Re4 1/2-1/2

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.27"]
[Round "2"]
[White "Milonas, Konstantinos"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1907"]
[BlackElo "1947"]
[PlyCount "123"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bd3 Bb4 8. Bd2 0-0 9. 0-0 d5 10. exd5 cxd5 11. Re1 e4 12. Be2 Rb8 13. a3 Be7 14. Rb1 d4 15. Na2 a5 16. Bf4 Bd6 17. Bxd6 Qxd6 18. Qd2 Be6 19. Nc1 a4 20. Bf1 Ng4 21. g3 Ne5 22. Bg2 Nc4 23. Qe2 f5 24. Nd3 Bf7 25. Nb4 Rbd8 26. Red1 Qh6 27. Qf1 Nd2 28. Qb5 Nxb1 29. Rxb1 Be8 30. Qc4+ Kh8 31. Rd1 Bh5 32. Rb1 e3 33. f4 Bf7 34. Qd3 Be8 35. c3 Qb6 36. c4 Qc5 37. Bd5 Bf7 38. Rd1 Bxd5 39. Nxd5 Rxd5 40. cxd5 Qxd5 41. Qxd4 Qf3 42. Rf1 Qe2 43. Qd1 Qxb2 44. Qxa4 Rb8 45. Qa7 e2 46. Re1 Re8 47. a4 h6 48. a5 Rd8 49. Kf2 Re8 50. Qb6 Qc3 51. a6 Kh7 52. a7 Qc8 53. Rxe2 Rxe2+ 54. Kxe2 Qc2+ 55. Kf1 Qd1+ 56. Kg2 Qe2+ 57. Qf2 Qa6 58. Kh3 Kg6 59. g4 fxg4+ 60. Kxg4 h5+ 61. Kg3 Qd3+ 62. Qf3 1-0

[Event "Enger Knappen Cup op-A"]
[Site "Enger"]
[Date "2010.12.27"]
[Round "1"]
[White "Potthoff, Phillip"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1986"]
[BlackElo "1947"]
[PlyCount "83"]
[EventDate "2010.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Be3 d6 7. h3 Rb8 8. Qd2 b5 9. Bh6 0-0 10. Bxg7 Kxg7 11. Nge2 b4 12. Nd1 Nd4 13. Ne3 h5 14. f4 Bb7 15. g4 Rh8 16. f5 hxg4 17. hxg4 Rxh1+ 18. Bxh1 Qa5 19. Nxd4 cxd4 20. Nc4 Qa4 21. b3 Qa6 22. g5 Nd7 23. Qf2 Rh8 24. Bg2 gxf5 25. Qxf5 Bc8 26. Qd5 Rh2 27. Qxd4+ Kg8 28. Qg1 Rh7 29. a4 Ne5 30. Nxe5 dxe5 31. 0-0-0 Qc6 32. Qxa7 Qc3 33. Kb1 Be6 34. Qf2 Rh2 35. Ka2 Bh3 36. Rg1 Bxg2 37. Rxg2 Rh1 38. Rg1 Rxg1 39. Qxg1 Qxc2+ 40. Ka1 Qc3+ 41. Ka2 Qc2+ 42. Ka1 1/2-1/2

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.24"]
[Round "6"]
[White "Kalla, Christian"]
[Black "Demarre, Jan"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1968"]
[BlackElo "1783"]
[PlyCount "45"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Ne7 6. Bc4 Nc6 7. Qd1 Bc5 8. Bxf7+ Kf8 9. 0-0 d6 10. Bb3 Nd4 11. Nc3 Nxb3 12. axb3 a6 13. e5 Be6 14. Qf3+ Kg8 15. Qxb7 dxe5 16. Rxa6 Rb8 17. Qc6 Bd6 18. Be3 Bc8 19. Ra7 Bd7 20. Qd5+ Kf8 21. Rfa1 g6 22. Bh6+ Ke8 23. Bg7 1-0

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.24"]
[Round "7"]
[White "Smit, Melvin"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1883"]
[BlackElo "1968"]
[PlyCount "62"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Nbd7 7. b3 Be7 8. Bb2 Ne4 9. c4 0-0 10. Qc2 Ndf6 11. Rac1 c5 12. Rfd1 cxd4 13. exd4 Nxd2 14. Nxd2 Rc8 15. a3 dxc4 16. bxc4 b5 17. c5 Qd5 18. Nf3 Qh5 19. Be2 Be4 20. Qd2 Nd5 21. Ne5 Qg5 22. Qxg5 Bxg5 23. Ra1 Nf4 24. Bf1 f6 25. Nd3 Nxd3 26. Bxd3 Bxd3 27. Rxd3 Rfd8 28. Rb3 a6 29. a4 e5 30. axb5 axb5 31. dxe5 fxe5 1/2-1/2

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.23"]
[Round "5"]
[White "Gullentops, Nathan"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1790"]
[BlackElo "1968"]
[PlyCount "101"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 11. g3 fxe4 12. Bg2 Bf5 13. 0-0 Bg7 14. f3 e3 15. Nxe3 Qb6 16. Qd2 0-0 17. Kh1 Be6 18. c3 Rad8 19. f4 f5 20. Nd5 Qa7 21. Nc2 e4 22. Nce3 a5 23. g4 fxg4 24. Bxe4 Kh8 25. f5 Bxd5 26. Nxd5 Rde8 27. Rae1 Be5 28. Qe2 Ne7 29. Qxg4 Nxd5 30. Bxd5 Qg7 31. Qxg7+ Kxg7 32. Rg1+ Kh8 33. Be6 Re7 34. Rg4 Rg7 35. Reg1 Rb8 36. Rxg7 Bxg7 37. a3 b4 38. axb4 axb4 39. cxb4 Bxb2 40. b5 h6 41. Bd7 Rd8 42. Bc6 Bd4 43. Rg4 Bc5 44. f6 d5 45. f7 Bf8 46. Rg8+ Kh7 47. b6 h5 48. h4 d4 49. Be4+ Kh6 50. Rg6+ Kh7 51. Rd6+ 1-0

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.23"]
[Round "4"]
[White "Kalla, Christian"]
[Black "O'Gorman, Brendan"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1968"]
[BlackElo "1827"]
[PlyCount "95"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Nc3 Nxd5 7. Bc4 Nb6 8. Bb3 Bg7 9. Nf3 0-0 10. h3 Nc6 11. Be3 Na5 12. Bc2 Nac4 13. Qc1 Bd7 14. 0-0 Rc8 15. Bh6 Nxb2 16. Bxg7 Kxg7 17. Qxb2 Qc7 18. Be4 Qxc3 19. Qxc3 Rxc3 20. Bxb7 Rb8 21. Ba6 Bxh3 22. Rfc1 Ra3 23. Be2 Bf5 24. Bd1 Be4 25. Nd2 Bd5 26. Rc7 Rb7 27. Rxb7 Bxb7 28. Bb3 Bd5 29. Re1 Bxb3 30. Nxb3 Nd5 31. Re2 e6 32. Nc1 Rc3 33. Nb3 Rd3 34. Rc2 Nb4 35. Rc7 Nxa2 36. Rxa7 Rxb3 37. Rxa2 Rb1+ 38. Kh2 Rd1 39. Ra4 h5 40. Kg3 g5 41. Kf3 Re1 42. Ra5 Kf6 43. g3 Kg6 44. Rc5 f5 45. d5 g4+ 46. Kg2 exd5 47. Rxd5 Kg5 48. Rc5 1/2-1/2

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.22"]
[Round "3"]
[White "Coenen, Bert"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1844"]
[BlackElo "1968"]
[PlyCount "49"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 e5 2. e3 Nf6 3. a3 d5 4. cxd5 Nxd5 5. Qc2 Be7 6. Nf3 Bf6 7. Be2 0-0 8. 0-0 Re8 9. d3 Nc6 10. Nbd2 a5 11. Ne4 Be7 12. b3 f5 13. Ned2 Bf6 14. Bb2 Be6 15. Rac1 Bf7 16. Qb1 Qe7 17. Qa1 Rad8 18. Rfd1 f4 19. e4 Nb6 20. Nc4 Nxc4 21. dxc4 Bg6 22. Bd3 Nd4 23. Nxd4 exd4 24. f3 c5 25. a4 1/2-1/2

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.22"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Thoma, Sophia"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1968"]
[BlackElo "1894"]
[PlyCount "62"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 b6 7. 0-0 Bb7 8. Qe2 Be7 9. c3 0-0 10. Nxf6+ Bxf6 11. Bf4 c5 12. Be4 Bxe4 13. Qxe4 cxd4 14. cxd4 Be7 15. Rac1 Nf6 16. Qb7 Nd5 17. Bg3 Bd6 18. Ne5 Bxe5 19. dxe5 Qg5 20. Rfd1 h5 21. Rc4 a6 22. Rdc1 b5 23. f4 Qg4 24. Rc8 Raxc8 25. Rxc8 Qd1+ 26. Kf2 Qd2+ 27. Kg1 Rxc8 28. Qxc8+ Kh7 29. Qxa6 Ne3 30. Qc6 Qd4 31. Kf2 Ng4+ 0-1

[Event "Maastricht Limburg op-B 4th"]
[Site "Maastricht"]
[Date "2010.05.21"]
[Round "1"]
[White "Tutenel, Erik"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1817"]
[BlackElo "1968"]
[PlyCount "98"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 g6 6. Nf3 Bg7 7. Nc3 Nxc3 8. bxc3 Qc7 9. Qc2 d6 10. Bf4 0-0 11. Be2 Nc6 12. exd6 exd6 13. 0-0 Nxd4 14. Nxd4 Bxd4 15. Rac1 Be5 16. Bh6 Re8 17. Bd3 Bg7 18. Bf4 Bd7 19. Rfd1 Be5 20. Bh6 d5 21. h3 Rac8 22. Bd2 Bc6 23. Qb3 Bf4 24. Qb4 Bxd2 25. Rxd2 Qe7 26. Qd4 Qa3 27. Rdc2 Ba4 28. Qxa7 Ra8 29. Qxb7 Bxc2 30. Rxc2 Re1+ 31. Kh2 Qd6+ 32. g3 Rb8 33. Qa7 Rbb1 34. Qd4 Rh1+ 35. Kg2 Rhg1+ 36. Kh2 Rh1+ 37. Kg2 Rbg1+ 38. Kf3 Rxh3 39. c4 Rh5 40. c5 Qc6 41. Rb2 Qc7 42. c6 Rd1 43. Ke2 Rc1 44. Bc2 Re5+ 45. Kf3 Rce1 46. Bd3 Qxc6 47. Rb8+ Kg7 48. Kg2 Qf6 49. a4 Rg1+ 0-1

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.06.01"]
[Round "6"]
[White "Christensen, Klaus"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2094"]
[BlackElo "1977"]
[PlyCount "27"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 d5 8. Ne5 Nbd7 9. Bf4 Ne4 10. Nxe4 dxe4 11. Qc2 f5 12. Rad1 Nxe5 13. Bxe5 Bf6 14. Rd2 1/2-1/2

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.06.01"]
[Round "7"]
[White "Kalla, Christian"]
[Black "Richter, Goetz"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1977"]
[BlackElo "2064"]
[PlyCount "145"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 g6 5. Nf3 Bg7 6. Be3 cxd4 7. cxd4 Bg4 8. Be2 Nf6 9. Nc3 Qd8 10. Qb3 Qb6 11. Bb5+ Bd7 12. d5 Qa5 13. 0-0 0-0 14. Be2 Bc8 15. Rfd1 Nbd7 16. Na4 Ne8 17. Rac1 Nd6 18. Bd2 Qd8 19. Bc3 Nf6 20. Be5 Bh6 21. Ra1 Nd7 22. Bd4 Nf5 23. Bc3 a6 24. Bd2 Bg7 25. Rac1 b5 26. Nc5 Qb6 27. Ne4 Nd4 28. Nxd4 Qxd4 29. Qb4 Nb6 30. Qxd4 Bxd4 31. Bh6 Bg7 32. Bxg7 Kxg7 33. Rc7 Re8 34. Bf3 Bf5 35. Ng3 Rac8 36. Nxf5+ gxf5 37. Rdc1 Rxc7 38. Rxc7 Rc8 39. Rc6 Rxc6 40. dxc6 Na8 41. Kf1 Kf6 42. Bh5 e5 43. Ke2 Ke6 44. Kd3 Nc7 45. f4 f6 46. Bd1 Kd6 47. Bb3 Kxc6 48. Bg8 Nd5 49. Bxh7 Nxf4+ 50. Kd2 Nxg2 51. Bxf5 Kc5 52. Kd3 a5 53. Ke4 Nh4 54. Be6 b4 55. b3 Kd6 56. Bg4 Ke7 57. Be2 Kf7 58. Kd5 Kg6 59. Bd3+ Kg5 60. Kc5 f5 61. Kb5 e4 62. Bf1 f4 63. Kxa5 f3 64. Kxb4 e3 65. Kc3 Ng2 66. Kd3 Kf4 67. a4 Ne1+ 68. Kc3 Ng2 69. Kd3 Kg4 70. a5 e2 71. Bxe2 Nf4+ 72. Ke3 fxe2 73. Kf2 1-0

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.05.31"]
[Round "4"]
[White "Fober, Jan"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "D30"]
[BlackElo "1977"]
[PlyCount "65"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 c5 5. cxd5 exd5 6. Bg2 Nc6 7. Nc3 Be7 8. 0-0 Ne4 9. dxc5 Nxc3 10. bxc3 Bxc5 11. Bg5 f6 12. Bf4 0-0 13. Nd4 Bxd4 14. cxd4 Be6 15. Rc1 Rc8 16. Bd2 Re8 17. e3 Qd6 18. Qb3 Rc7 19. Rc2 Rec8 20. Rfc1 b6 21. a3 Qd7 22. h4 Ne7 23. Bb4 Rxc2 24. Rxc2 Rxc2 25. Qxc2 Qc6 26. Qb3 Nc8 27. Kh2 a5 28. Bd2 Nd6 29. Be1 Nc4 30. Bf1 b5 31. Bxa5 Nxa5 32. Qb4 Nc4 33. a4 0-1

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.05.31"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Lafosse, Jimmy"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1977"]
[BlackElo "2039"]
[PlyCount "120"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nf3 Bg4 7. Be2 Qb6 8. Nbd2 Nh6 9. Qb3 Nf5 10. 0-0 Nfxd4 11. Qd1 Nxe2+ 12. Qxe2 Bg7 13. h3 Nd4 14. Qd3 Nxf3+ 15. Nxf3 Bxf3 16. Qxf3 Rd8 17. Rd1 Bxe5 18. Rxd5 Rxd5 19. Qxd5 Bd4 20. Qf3 0-0 21. Rb1 Rc8 22. Be3 Bxe3 23. fxe3 Qc6 24. Qxc6 Rxc6 25. Kf2 Rc2+ 26. Kf3 Kg7 27. a4 f5 28. g3 Kf6 29. g4 e5 30. b4 e4+ 31. Kg3 Rc3 32. Kf2 fxg4 33. hxg4 Kg5 34. Rh1 h6 35. Rd1 Rc4 36. Kg3 Rxb4 37. Rd5+ Kf6 38. Rd7 Ke5 39. Re7+ Kf6 40. Rd7 h5 41. gxh5 gxh5 42. Kf4 Ke6 43. Rh7 h4 44. a5 a6 45. Rxh4 Rb5 46. Rh6+ Kd5 47. Rh7 Kc6 48. Rh6+ Kd5 49. Rh7 Kc5 50. Kxe4 Kb4 51. Kd4 Kxa5 52. Rh6 Rg5 53. e4 Kb5 54. e5 Rg1 55. Kd5 Rd1+ 56. Ke4 Kc5 57. Kf5 a5 58. e6 Rf1+ 59. Ke5 a4 60. e7 Re1+ 0-1

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.05.30"]
[Round "3"]
[White "Kalla, Christian"]
[Black "Hilverda, Alexander"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1977"]
[BlackElo "2197"]
[PlyCount "105"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 g6 8. cxd4 Bg7 9. Bf4 d6 10. exd6 0-0 11. h3 exd6 12. 0-0 Na5 13. Nc3 a6 14. Re1 Bf5 15. Ne4 Bxe4 16. Rxe4 Nbc4 17. Bxc4 Nxc4 18. Qb3 d5 19. Re2 b5 20. Rae1 Qb6 21. Qd3 Rac8 22. b3 Nd6 23. Ne5 Rfd8 24. Rc1 Nf5 25. Rd1 b4 26. g4 Rc3 27. Qd2 Nd6 28. f3 Nb5 29. Be3 Rdc8 30. Nd7 Qd6 31. Ne5 f6 32. f4 Rc2 33. Qxc2 Rxc2 34. Rxc2 fxe5 35. Rc8+ Kf7 36. fxe5 Bxe5 37. dxe5 Qxe5 38. Rf1+ Kg7 39. Bf4 Qd4+ 40. Kg2 Qe4+ 41. Kg3 d4 42. g5 Qe6 43. Rc5 Nc3 44. Be5+ Kg8 45. Re1 d3 46. Bxc3 Qd6+ 47. Rce5 bxc3 48. Kf3 d2 49. Re8+ Kf7 50. R1e7+ Qxe7 51. Rxe7+ Kxe7 52. Ke2 Kd6 53. b4 0-1

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.05.30"]
[Round "2"]
[White "Pedersen, Lars Erik"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2049"]
[BlackElo "1977"]
[PlyCount "135"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 e5 7. Qd2 Nd4 8. Nd5 Nf6 9. Nxf6+ Qxf6 10. c3 Ne6 11. Ne2 0-0 12. 0-0 Qe7 13. Rae1 b6 14. f4 exf4 15. gxf4 Nc7 16. f5 Rb8 17. Ng3 Ne8 18. Bh6 Qh4 19. Bg5 Qg4 20. Bf3 Qh3 21. Bg2 Qg4 22. Bf3 Qh3 23. Qe2 Nf6 24. Bg2 Qg4 25. Qxg4 Nxg4 26. Be7 Be5 27. Bxf8 Kxf8 28. Rf3 gxf5 29. Nxf5 Bxh2+ 30. Kh1 Be5 31. d4 Bxf5 32. dxe5 Bg6 33. exd6 Ne5 34. Rg3 Rd8 35. Rd1 Nc4 36. b3 Rxd6 37. Rxd6 Nxd6 38. Re3 Ke7 39. Kg1 Ke6 40. e5 Nf5 41. Bh3 Kd5 42. Bg2+ Ke6 43. Bh3 Kd5 44. Bxf5 Bxf5 45. Kf2 Be4 46. Rg3 Kxe5 47. Ke3 Bg6 48. Rg2 f5 49. Rd2 f4+ 50. Kf2 a5 51. Rd8 Bb1 52. a3 Bc2 53. Rb8 Bxb3 54. Rxb6 a4 55. Rb7 Ke4 56. Rxh7 Kd3 57. Rh3+ Kd2 58. Rf3 Bd1 59. Rxf4 Kxc3 60. Ke3 c4 61. Rf1 Bc2 62. Rf8 Kb3 63. Kd4 Kxa3 64. Kc3 Bd3 65. Ra8 Be2 66. Ra7 Bd3 67. Re7 Bb1 68. Kxc4 1-0

[Event "Maastricht Limburg op 3rd"]
[Site "Maastricht"]
[Date "2009.05.29"]
[Round "1"]
[White "Breuker, Dennis Michel"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2081"]
[BlackElo "1977"]
[PlyCount "57"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. a4 bxa4 14. Ncb4 Nxb4 15. cxb4 Bd7 16. Bxa6 0-0 17. 0-0 Bc6 18. Bc4 Bxd5 19. Bxd5 Rxb4 20. Rxa4 Rxb2 21. Ra7 Qb8 22. Qa4 Qb5 23. Qa1 Bd8 24. Rb7 Bb6 25. Rxf7 Bd4 26. Rf3+ Qxd5 27. Rxf8+ Kxf8 28. exd5 Ke7 29. Qc1 1-0

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.12"]
[Round "7"]
[White "Kalla, Christian"]
[Black "Ten Hertog, Hugo"]
[Result "1-0"]
[ECO "E57"]
[WhiteElo "1964"]
[BlackElo "2075"]
[PlyCount "41"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be3 cxd4 7. cxd4 Nc6 8. Nc3 Qd8 9. a3 Be7 10. Bc4 0-0 11. 0-0 Nd5 12. Rc1 Bf6 13. Ne4 Nce7 14. Nxf6+ Nxf6 15. Ne5 Ned5 16. Qf3 b6 17. Bg5 Bb7 18. Ng4 Kh8 19. Nxf6 h6 20. Bxd5 exd5 21. Qf5 1-0

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.12"]
[Round "6"]
[White "Kalla, Christian"]
[Black "Van der Zwet, Bart"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1964"]
[BlackElo "2057"]
[PlyCount "94"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 d6 6. 0-0 e6 7. Qe2 Nge7 8. f5 gxf5 9. d3 h6 10. Nh4 Ng6 11. Nxg6 fxg6 12. exf5 Nd4 13. Qg4 0-0 14. Qxg6 Rf6 15. Qg4 Nxc2 16. Ne4 d5 17. Nxf6+ Qxf6 18. fxe6 Qd4+ 19. Qxd4 Bxd4+ 20. Kh1 Bxe6 21. Bxh6 Nxa1 22. Rxa1 dxc4 23. Re1 Kf7 24. dxc4 Bxc4 25. b3 Bd5 26. Bg5 Re8 27. Rf1+ Kg6 28. h4 Re2 29. Rf8 Bxg2+ 30. Kh2 Be5+ 31. Bf4 Bxf4+ 32. Rxf4 Bc6+ 33. Kg3 Rg2+ 34. Kh3 Rxa2 35. Rc4 b6 36. b4 Ra4 37. Rg4+ Kf5 38. Rg5+ Ke6 39. bxc5 b5 40. h5 Rf4 41. h6 Rf6 42. Rh5 Rf8 43. Kg3 Be4 44. Rg5 Rf6 45. Rg7 Rg6+ 46. Kf4 Rxg7 47. hxg7 Bh7 0-1

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.11"]
[Round "5"]
[White "Kalla, Christian"]
[Black "Edeling, Jeroen"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1964"]
[BlackElo "2133"]
[PlyCount "66"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Bb5+ c6 6. Be2 b5 7. a3 0-0 8. 0-0 a6 9. Bg5 Bb7 10. e5 dxe5 11. Nxe5 Ne8 12. Be3 Nd6 13. f4 Nd7 14. Bf2 Qc7 15. Bf3 Rad8 16. Qe2 c5 17. Nd5 Bxd5 18. Bxd5 e6 19. Bf3 Nf5 20. c3 cxd4 21. cxd4 Nxe5 22. dxe5 Nd4 23. Bxd4 Rxd4 24. g3 Rc8 25. Rad1 Rc4 26. Rd2 Bf8 27. Rfd1 b4 28. axb4 Bxb4 29. Rd7 Qb6+ 30. Kh1 Rc2 31. Rd8+ Kg7 32. Rxc8 Rxe2 33. Bxe2 Qb7+ 0-1

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.11"]
[Round "4"]
[White "Nabuurs, Joep"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2205"]
[BlackElo "1964"]
[PlyCount "113"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. b4 0-0 14. Nce3 Be6 15. h4 Bxe3 16. Nxe3 Ne7 17. g3 Qc7 18. Qd2 Rbc8 19. Rc1 f5 20. exf5 Nxf5 21. Bh3 Qf7 22. Nxf5 Bxf5 23. Bxf5 Qxf5 24. 0-0 Qe6 25. Rfd1 Rf6 26. Rc2 Rc4 27. Qd5 Qxd5 28. Rxd5 Kf7 29. a4 bxa4 30. Kg2 e4 31. Ra5 Rf3 32. Rxa4 Rfxc3 33. Rxc3 Rxc3 34. Rxa6 Ke6 35. Ra7 Kf6 36. Rd7 Rc6 37. Rb7 d5 38. b5 Rd6 39. Kf1 d4 40. Ke1 h5 41. Ra7 Rd5 42. b6 Rb5 43. b7 g6 44. Kd2 Rb2+ 45. Kc1 Rb4 46. Ra4 Rxb7 47. Rxd4 Kf5 48. Kd2 Rb2+ 49. Ke3 Rb3+ 50. Ke2 Ra3 51. Rd5+ Kf6 52. Rb5 Rc3 53. Rb8 Ra3 54. Re8 Kf5 55. Rf8+ Ke5 56. Re8+ Kf5 57. Rf8+ 1/2-1/2

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.10"]
[Round "3"]
[White "Kalla, Christian"]
[Black "Maassen van den Brink, Koen"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "1964"]
[PlyCount "63"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. Nxe5 Be7 9. d4 Ne6 10. Be3 0-0 11. c4 Bg5 12. Nc3 Bxe3 13. fxe3 f6 14. Nf3 Ng5 15. Nxg5 fxg5 16. e4 g4 17. Qd2 Qh4 18. e5 g3 19. hxg3 Qxg3 20. e6 Re8 21. d5 cxd5 22. cxd5 c6 23. Rad1 Qg4 24. Re4 Qg6 25. Rde1 cxd5 26. Qxd5 h6 27. Na4 Qg3 28. Nb6 Rb8 29. Qf5 Rf8 30. Qxf8+ Kxf8 31. e7+ Ke8 32. Rf1 1-0

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.10"]
[Round "2"]
[White "Rose, Dominik"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2163"]
[BlackElo "1964"]
[PlyCount "59"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. g3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Qc2 0-0 9. e3 Nc6 10. Bd3 g6 11. Qf2 Re8 12. Ne2 Na5 13. Rb1 cxd4 14. cxd4 Nc4 15. Bxc4 dxc4 16. 0-0 Qa5 17. e4 b6 18. Bb2 Bb7 19. Bc3 Qa3 20. Rb4 Qa5 21. Ra1 Qg5 22. h4 Qh6 23. d5 Nd7 24. Rxc4 Nc5 25. Qd4 Kf8 26. Qf6 Qe3+ 27. Kf1 Nd3 28. Bd4 Qh6 29. d6 Ne5 30. Qh8# 1-0

[Event "Maastricht Limburg op"]
[Site "Maastricht"]
[Date "2008.05.09"]
[Round "1"]
[White "Kalla, Christian"]
[Black "Taverniers, Peter"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1964"]
[BlackElo "1810"]
[PlyCount "48"]
[EventDate "2008.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 Nf6 4. Bd3 e6 5. Nf3 Bb4 6. Qe2 d6 7. Bd2 Nbd7 8. 0-0 0-0 9. a3 Bxc3 10. Bxc3 c5 11. Rad1 Qc7 12. dxc5 Nxc5 13. Bxf6 gxf6 14. Nd4 Kh8 15. Nb5 Qe7 16. c4 a6 17. Nc3 Rg8 18. Bc2 Rg7 19. b4 Nd7 20. f4 f5 21. g3 Rag8 22. Kf2 Nf6 23. exf5 Ng4+ 24. Ke1 Qf6 1/2-1/2

[Event "Werther Schloss op-B 13rd"]
[Site "Werther"]
[Date "2007.04.01"]
[Round "4"]
[White "Kalla, Christian"]
[Black "Fox, Jonas"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1934"]
[BlackElo "1995"]
[PlyCount "51"]
[EventDate "2007.03.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Nf3 0-0 12. Bg5 e5 13. dxe5 Nxe5 14. Ned4 Nxd3 15. Qxd3 Bg4 16. Rfe1 Qd7 17. Bxf6 Rxf6 18. Ne5 Bxe5 19. Rxe5 Qf7 20. f3 Bd7 21. Qb3 Bc6 22. Rae1 Re8 23. Nxc6 Ree6 24. Rxe6 Rxe6 25. Rxe6 Qxe6 26. Qxd5 1-0

[Event "Werther Schloss op-B 13rd"]
[Site "Werther"]
[Date "2007.04.01"]
[Round "5"]
[White "Wittke, Rene"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1910"]
[BlackElo "1934"]
[PlyCount "145"]
[EventDate "2007.03.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Nge7 8. 0-0-0 Qa5 9. Nge2 b5 10. Bh6 Bxh6 11. Qxh6 b4 12. Nb1 e5 13. Qg7 Rg8 14. Qxh7 Qxa2 15. Bh3 Nd4 16. Rd2 Nf3 17. Bxc8 Nxd2 18. Bb7 Qxb1+ 19. Kxd2 Qxh1 20. Bxa8 Kd7 21. Bb7 Rb8 22. Ba6 Qf3 23. Qh3+ f5 24. Ke1 Rb6 25. Bc4 Qh5 26. Qg2 Qh8 27. h4 a5 28. b3 Qa8 29. Be6+ Kc7 30. f3 d5 31. exf5 gxf5 32. Bf7 Rf6 33. Bh5 a4 34. Nc1 Nc6 35. bxa4 Qxa4 36. g4 fxg4 37. Bxg4 Nd4 38. Kd1 Nb5 39. Qh2 Nc3+ 40. Ke1 Kd6 41. h5 Qa3 42. Qd2 Qa8 43. Nb3 Qf8 44. Qf2 Kc6 45. Qe3 e4 46. d4 c4 47. Nc5 Qh6 48. Qxh6 Rxh6 49. f4 Nb5 50. Ne6 Kd6 51. f5 Ke7 52. Nf4 Kd6 53. Ne6 b3 54. cxb3 cxb3 55. Kd2 b2 56. Kc2 Rxe6 57. fxe6 Nxd4+ 58. Kxb2 Nxe6 59. h6 Nf8 60. Bf5 Ke5 61. h7 Nxh7 62. Bxh7 Kf4 63. Kc2 Ke3 64. Kd1 Kf2 65. Bf5 Ke3 66. Ke1 d4 67. Bxe4 Kxe4 68. Ke2 d3+ 69. Kd2 Kd4 70. Kd1 Ke3 71. Ke1 Kd4 72. Kd1 Kc3 73. Kc1 1/2-1/2

[Event "Werther Schloss op-B 13rd"]
[Site "Werther"]
[Date "2007.03.31"]
[Round "3"]
[White "Huette, Stefan"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2061"]
[BlackElo "1934"]
[PlyCount "103"]
[EventDate "2007.03.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 d5 4. e3 Be7 5. Nbd2 Nbd7 6. Bd3 c5 7. c3 0-0 8. 0-0 b6 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bxe7 Qxe7 12. f4 f5 13. Rf3 c4 14. Bc2 Nc5 15. Rh3 Ne4 16. Nf3 h6 17. Bxe4 dxe4 18. Nd4 Bd7 19. Qe1 b5 20. g4 Rab8 21. Qg3 Rb6 22. Kh1 Kf7 23. Rg1 Ke8 24. gxf5 exf5 25. Qxg7 Qxg7 26. Rxg7 Rf7 27. Rxf7 Kxf7 28. a3 Kg7 29. Rg3+ Kf7 30. Rg1 a5 31. Rd1 b4 32. cxb4 axb4 33. Rc1 c3 34. bxc3 bxa3 35. Ra1 Ra6 36. Nc2 a2 37. Nb4 Ra3 38. Rxa2 Rxc3 39. Ra7 Ke8 40. Nd5 Rc1+ 41. Kg2 Rc2+ 42. Kg1 Bc6 43. Nf6+ Kd8 44. e6 Re2 45. e7+ Kc8 46. Ra8+ Kb7 47. Ra3 Rd2 48. e8Q Bxe8 49. Nxe8 Rd8 50. Nf6 Rd6 51. Nh5 Rd5 52. Ng3 1-0

[Event "Werther Schloss op-B 13rd"]
[Site "Werther"]
[Date "2007.03.31"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Langer, Christian"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1934"]
[BlackElo "2147"]
[PlyCount "107"]
[EventDate "2007.03.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. 0-0-0+ Kc8 8. f4 exf4 9. e5 Nfd7 10. Nf3 Bc5 11. Bxf4 h6 12. Bb5 Nc6 13. Bxc6 bxc6 14. Nd4 Bxd4 15. Rxd4 Re8 16. h3 a5 17. Rhd1 Nc5 18. Na4 Nd7 19. g4 Rb8 20. b3 g5 21. Bg3 Rh8 22. c4 h5 23. Nc3 hxg4 24. hxg4 Rh3 25. Be1 Nxe5 26. Ne4 Bxg4 27. Rd8+ Kb7 28. Nc5+ Ka8 29. Rxb8+ Kxb8 30. Rd8+ Ka7 31. Bxa5 Ng6 32. Bxc7 Rh8 33. Rxh8 Nxh8 34. Bd8 f5 35. Bxg5 Nf7 36. Be3 Kb8 37. Nd3 Kc7 38. Bf4+ Kd7 39. Ne5+ Nxe5 40. Bxe5 Kc8 41. Kd2 Bf3 42. Ke3 Be4 43. Kd4 Kb7 44. Kc5 Bc2 45. b4 Ba4 46. Bf4 Ka6 47. Bc7 Kb7 48. Bd6 Ka6 49. a3 Kb7 50. Be5 Ka6 51. Bf4 Kb7 52. b5 cxb5 53. cxb5 Bxb5 54. Kxb5 1/2-1/2

[Event "Werther Schloss op-B 13rd"]
[Site "Werther"]
[Date "2007.03.30"]
[Round "1"]
[White "Barlag, Christoph"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2093"]
[BlackElo "1934"]
[PlyCount "79"]
[EventDate "2007.03.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Bg5 Be7 5. Nbd2 0-0 6. Bxf6 Bxf6 7. e4 dxe4 8. Nxe4 Be7 9. Bd3 b6 10. Qe2 Bb7 11. Rd1 Nd7 12. Bb1 Bb4+ 13. Kf1 Nf6 14. Neg5 Be7 15. Ne5 g6 16. h4 Nh5 17. Qe3 c5 18. d5 exd5 19. cxd5 Qd6 20. Ng4 Bxg5 21. hxg5 Rae8 22. Qf3 f5 23. gxf6 Nxf6 24. Qh3 Nh5 25. Kg1 Qf4 26. g3 Qf3 27. Kh2 Bc8 28. Rd3 Qxg4 29. Qxg4 Bxg4 30. Rd2 Bf3 31. Rc1 Re2 32. Rxe2 Bxe2 33. Kg1 Bf3 34. d6 Rd8 35. Rc3 Rxd6 36. Rxf3 Rd1+ 37. Kg2 Rxb1 38. Ra3 Rxb2 39. Rxa7 Nf6 40. a4 0-1

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2006.02.05"]
[Round "6.6"]
[White "Braun, Klaus"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2049"]
[BlackElo "1934"]
[PlyCount "69"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Neuhausen"]
[BlackTeam "Viernheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 0-0 8. Be2 c5 9. Rb1 Nc6 10. d5 Bxc3+ 11. Bd2 Bxd2+ 12. Qxd2 Nb8 13. h4 e6 14. d6 Nc6 15. Rd1 Bd7 16. 0-0 Qf6 17. Qe3 b6 18. e5 Qg7 19. Rfe1 Nb4 20. Bc4 Nc2 21. Qe4 Nxe1 22. Rxe1 b5 23. Qb7 Rfd8 24. Bd3 c4 25. Be4 Rac8 26. Qxa7 c3 27. Rc1 Qh6 28. Rc2 Qf4 29. Bb7 Rc4 30. Qa5 Rb8 31. Qa7 Rd8 32. Qa5 Rb8 33. Qa7 Rf8 34. Qa5 b4 35. Ba6 1/2-1/2

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2006.01.15"]
[Round "5.6"]
[White "Kalla, Christian"]
[Black "Homola, Uwe"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1934"]
[PlyCount "107"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Viernheim II"]
[BlackTeam "Mannheim Lindenhof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. Be2 e6 8. Nc3 Bb4 9. 0-0 Bxc3 10. bxc3 Nf6 11. Ba3 0-0-0 12. Rb1 Ne4 13. Qc2 Nd6 14. c4 Qa5 15. Qb2 Qc7 16. d5 Bxf3 17. gxf3 Nxc4 18. Bxc4 exd5 19. Bb5 Rhe8 20. Rfe1 Rxe1+ 21. Rxe1 d4 22. Bxc6 bxc6 23. Re7 Rd7 24. Re8+ Rd8 25. Re7 Rd7 26. Re8+ Rd8 27. Rxd8+ Qxd8 28. Qd2 Qd5 29. Qd3 Qxa2 30. Bc5 Qd5 31. Qxd4 Qg5+ 32. Qg4+ Qxg4+ 33. fxg4 a5 34. Kf1 Kd7 35. Ke2 Ke6 36. Kd3 Kd5 37. Bf8 g6 38. Ba3 c5 39. f4 a4 40. Ke3 c4 41. h3 c3 42. Kd3 f5 43. Kxc3 Ke4 44. Bd6 Kf3 45. g5 Kg3 46. Kb4 Kxh3 47. Kxa4 Kg4 48. Kb5 Kh5 49. Kc5 h6 50. Be7 hxg5 51. Bxg5 Kg4 52. Kd6 Kh5 53. Ke6 Kg4 54. Kf6 1-0

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2005.12.18"]
[Round "4.6"]
[White "Stamm, Michael"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "A08"]
[BlackElo "1934"]
[PlyCount "59"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Leimen"]
[BlackTeam "Viernheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d5 6. Nbd2 c5 7. e4 dxe4 8. dxe4 Nc6 9. c3 Qc7 10. Qe2 b6 11. Re1 e5 12. Nf1 h6 13. Ne3 Ne7 14. Nc4 Nc6 15. h3 Ba6 16. Nfd2 Na5 17. Bf1 Rad8 18. Qf3 Nxc4 19. Nxc4 Bb7 20. Bxh6 Nxe4 21. Qe3 Bxh6 22. Qxh6 Bd5 23. Ne3 Bb7 24. Rad1 Nd2 25. Rxd2 Rxd2 26. Nf5 gxf5 27. Qg5+ Kh8 28. Qf6+ Kg8 29. Qg5+ Kh8 30. Qh6+ 1/2-1/2

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2005.11.27"]
[Round "3.5"]
[White "Kalla, Christian"]
[Black "Nadj, Christian"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1934"]
[BlackElo "2171"]
[PlyCount "120"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Viernheim II"]
[BlackTeam "Karlsruhe Slavija"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 Nc6 5. Ne2 g6 6. 0-0 Bg7 7. Nd2 cxd4 8. cxd4 0-0 9. h3 Bd7 10. Nf3 Nb4 11. Bb1 a5 12. Nc3 h6 13. a3 Na6 14. e5 Ne8 15. Qb3 Be6 16. Qxb7 Bc4 17. Re1 dxe5 18. Nxe5 Nd6 19. Qf3 e6 20. Nxc4 Nxc4 21. Rd1 Nc7 22. Qc6 Nd6 23. Bf4 Nde8 24. Be5 Rc8 25. Qf3 Nf6 26. Ba2 Qe7 27. Rac1 Rfd8 28. Na4 Ncd5 29. Nc5 Nd7 30. Nxd7 Rxc1 31. Rxc1 Rxd7 32. Bxg7 Kxg7 33. Rc5 Nf6 34. Rxa5 Rxd4 35. Re5 Qd6 36. Re1 Rd2 37. Qc3 Qf4 38. Rf1 e5 39. g3 Qd4 40. Qxd4 exd4 41. Rb1 Ne4 42. Bd5 Nxf2 43. h4 Nd3 44. b4 f5 45. b5 Nc5 46. b6 Rd3 47. b7 Nd7 48. Re1 Rxg3+ 49. Kf2 Re3 50. Rxe3 dxe3+ 51. Kxe3 Kf6 52. Kd4 Ke7 53. Bc6 Nb8 54. Kc5 g5 55. hxg5 hxg5 56. Bb5 g4 57. Be2 Kd7 58. Kd5 Kc7 59. Ke5 Kxb7 60. Kxf5 Kb6 1/2-1/2

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2005.11.13"]
[Round "2.2"]
[White "Kalla, Christian"]
[Black "Haas, Michael"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1934"]
[BlackElo "2176"]
[PlyCount "139"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Viernheim II"]
[BlackTeam "Walldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Nf3 Nf6 7. Ne5 e6 8. g4 Be4 9. 0-0 Bd5 10. Bd3 Bd6 11. Qe2 h5 12. g5 Ng4 13. h3 Nxe5 14. dxe5 Be7 15. g6 f5 16. exf6 Bxf6 17. Nxd5 Qxd5 18. Bc4 Qf5 19. Qxe6+ Qxe6 20. Bxe6 Nd7 21. Bf7+ Kf8 22. f4 Bd4+ 23. Kg2 Nf6 24. Kf3 h4 25. Rd1 Bb6 26. Be3 Rh5 27. c4 Bxe3 28. Kxe3 Rf5 29. Rd4 c5 30. Rd2 Nh5 31. Rd5 Rxd5 32. cxd5 Ke7 33. Kf3 Nf6 34. Re1+ Kd7 35. Re5 Rd8 36. d6 Kc6 37. f5 Rxd6 38. Re6 b5 39. Kf4 Rxe6 40. Bxe6 c4 41. Kg5 Kd6 42. Kxh4 Ke5 43. Kg5 Ne4+ 44. Kg4 Nf2+ 45. Kf3 Nxh3 46. Ke3 Nf4 47. Bd7 Nd5+ 48. Kd2 b4 49. Be6 Nb6 50. Kc2 a5 51. Kd2 Na4 52. Bxc4 Nc5 53. Bf7 Kxf5 54. Kc2 Ke4 55. Bc4 Kd4 56. Bf7 a4 57. Bg8 Ke5 58. Bf7 Kf6 59. Be8 Ke7 60. Bc6 Kf6 61. Be8 Ke5 62. Bc6 Kd4 63. Be8 Ke4 64. Bf7 Ke5 65. Be8 Kf6 66. Bf7 Ke7 67. Bg8 Ke8 68. Bf7+ Kf8 69. Bd5 Ke7 70. Bc6 1/2-1/2

[Event "Verbandsliga Nord Baden 0506"]
[Site "Germany"]
[Date "2005.10.16"]
[Round "1.6"]
[White "Heuser, Philip"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2034"]
[BlackElo "1934"]
[PlyCount "95"]
[EventDate "2005.10.16"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Kirchheim II"]
[BlackTeam "Viernheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Nf3 exd5 9. e3 0-0 10. Rc1 c6 11. Be2 Nd7 12. 0-0 Re8 13. b4 a6 14. a4 Nb6 15. Nd2 Bf5 16. b5 cxb5 17. axb5 a5 18. Nb3 Nc8 19. Bf3 Be4 20. Nc5 Bxf3 21. Qxf3 b6 22. Nd3 Ne7 23. Nf4 Rc8 24. Nfxd5 Nxd5 25. Qxd5 Qc7 26. Ne2 Qe7 27. Rc6 Red8 28. Qc4 Rb8 29. Nc3 Qb4 30. Rb1 Qxc4 31. Rxc4 Bf8 32. Rc1 Rdc8 33. Na4 Rxc4 34. Rxc4 Bb4 35. Rc6 Kf8 36. Kf1 Ke7 37. Nxb6 Rd8 38. Ke2 h5 39. h3 Rd6 40. Rxd6 Kxd6 41. Kd3 Be1 42. f3 Bb4 43. e4 f6 44. Kc4 Bd2 45. Kb3 Bb4 46. Nc4+ Ke7 47. Ka4 Bc3 48. d5 1-0

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.16"]
[Round "6"]
[White "Kalla, Christian"]
[Black "Ott, Mathias"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1928"]
[BlackElo "2073"]
[PlyCount "111"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Nf3 0-0 12. Bg5 Qc7 13. Bh4 Nh5 14. Qc2 h6 15. Bg3 Nxg3 16. Nxg3 Qe7 17. Rad1 Bd7 18. Rfe1 Qf6 19. Nh5 Qe7 20. a3 a6 21. Qe2 Qf7 22. Ng3 Rae8 23. Ne5 Nxe5 24. dxe5 Bc5 25. Rd2 Rc8 26. Rf1 Bd4 27. Kh1 Qf4 28. Re1 Qxf2 29. Bh7+ Kh8 30. Qd1 Qf7 31. Bb1 Ba7 32. Rf1 Qe7 33. Rc2 Bc6 34. Rc3 g5 35. Qc2 Rxf1+ 36. Nxf1 Rf8 37. Rf3 Rxf3 38. gxf3 d4 39. Kg2 Qf7 40. Nd2 g4 41. Qd3 Bb5 42. Qe4 gxf3+ 43. Nxf3 Bc6 44. Qd3 Bb8 45. Qe2 Qxf3+ 46. Qxf3 Bxf3+ 47. Kxf3 Bxe5 48. Ba2 d3 49. Ke3 Bxb2 50. Bxe6 b5 51. a4 bxa4 52. Kxd3 a3 53. Kc2 Kg7 54. Kb3 Kf6 55. Bc8 a5 56. Bd7 1/2-1/2

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.16"]
[Round "7"]
[White "Kapitza, Mathias"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2020"]
[BlackElo "1928"]
[PlyCount "58"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Ne4 4. Bh4 Bg7 5. Nbd2 d5 6. e3 c5 7. c3 Qb6 8. Qb3 Qxb3 9. axb3 cxd4 10. exd4 Nxd2 11. Kxd2 Bh6+ 12. Bg5 Bxg5+ 13. Nxg5 f6 14. Nf3 Nc6 15. Bb5 Bd7 16. Bxc6 Bxc6 17. Ne1 e5 18. Nd3 0-0 19. Rhe1 exd4 20. cxd4 Rfe8 21. Nb4 Kf7 22. Nxc6 bxc6 23. Ra6 Rxe1 24. Kxe1 Rb8 25. Rxa7+ Ke6 26. Kd2 Rxb3 27. Kc2 Rb4 28. Kc3 Rc4+ 29. Kd3 Rb4 1/2-1/2

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.15"]
[Round "4"]
[White "Kalla, Christian"]
[Black "Fenner, Martin"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1928"]
[BlackElo "2106"]
[PlyCount "77"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 Ba7 8. Re1 0-0 9. d4 d6 10. h3 Bb7 11. Bg5 h6 12. Bh4 Qe7 13. a4 b4 14. d5 Na5 15. cxb4 Nxb3 16. Qxb3 g5 17. Nxg5 Nxe4 18. Rxe4 hxg5 19. Bxg5 Qxg5 20. Rg4 f6 21. Nd2 Qxg4 22. hxg4 Kf7 23. Rc1 Rac8 24. Ne4 Ke7 25. Ng3 Kd7 26. Nf5 Rh8 27. Rc3 Rh7 28. Rh3 Rch8 29. a5 c6 30. dxc6+ Bxc6 31. Rxh7+ Rxh7 32. Nxd6 Rg7 33. Qd3 Bd4 34. Qf5+ Ke7 35. Ne4 Rf7 36. b3 Bd5 37. Nc5 Kd8 38. Ne6+ Ke7 39. Nxd4 1-0

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.15"]
[Round "5"]
[White "Schmidt, Oliver"]
[Black "Kalla, Christian"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2067"]
[BlackElo "1928"]
[PlyCount "19"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. d4 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qd2 h6 9. Nh3 0-0 10. dxe6 1/2-1/2

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.14"]
[Round "1"]
[White "Calder, Dennis"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2053"]
[BlackElo "1928"]
[PlyCount "119"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 Be7 4. Bd3 d5 5. e5 Nfd7 6. Bxe7 Qxe7 7. c3 c5 8. Nf3 Nc6 9. 0-0 f6 10. exf6 Qxf6 11. Qc2 g6 12. Bb5 0-0 13. Bxc6 bxc6 14. Qe2 cxd4 15. cxd4 c5 16. Re1 Rb8 17. b3 Rb6 18. Qe3 cxd4 19. Qxd4 Qxd4 20. Nxd4 e5 21. Nf3 e4 22. Nd4 Rbf6 23. f3 Nc5 24. Nc3 Bb7 25. Nce2 Nd3 26. Rf1 Ne5 27. fxe4 dxe4 28. Rxf6 Rxf6 29. Rf1 Kg7 30. Nf4 Bc8 31. g3 Bg4 32. Rc1 Rf7 33. h3 Nf3+ 34. Nxf3 Bxf3 35. Ne6+ Kf6 36. Nd4 Ke5 37. Nc6+ Kd5 38. Nb4+ Kd4 39. Rc4+ Ke3 40. Nc2+ Kd2 41. Nd4 Bd1 42. Nb5 Be2 43. Rd4+ Bd3 44. Nd6 Re7 45. Nc4+ Kc3 46. Rd5 Bxc4 47. bxc4 Kxc4 48. Ra5 Rf7 49. Ra4+ Kd3 50. Ra3+ Ke2 51. Ra4 e3 52. Rd4 Ke1 53. Kg2 Rf2+ 54. Kg1 Rxa2 55. Rd3 e2 56. Kg2 Rd2 57. Ra3 Kd1 58. Kf3 e1N+ 59. Kg4 Rd7 60. Ra1+ 0-1

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.14"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Stephan, Gunther"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1928"]
[PlyCount "80"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 Bg7 5. Nc3 d6 6. h3 Nf6 7. Nf3 0-0 8. Bd3 a6 9. 0-0 Nc6 10. Qe2 Nd7 11. Be3 b5 12. Rac1 Bb7 13. Qd2 Re8 14. Nd5 e6 15. Nb4 Ne7 16. Bg5 f6 17. Bf4 e5 18. Be3 d5 19. exd5 exd4 20. Nxd4 Qa5 21. Ndc6 Bxc6 22. dxc6 Ne5 23. a3 Rac8 24. Be4 Kh8 25. Bf4 Nc4 26. Rxc4 bxc4 27. Rc1 f5 28. Bf3 Qb6 29. Rxc4 a5 30. Be3 Qd8 31. Nd3 Qd6 32. Bf4 Qe6 33. Qc2 Nd5 34. Bxd5 Qxd5 35. Rc5 Qe4 36. Rc4 Qe2 37. Qxe2 Rxe2 38. Kf1 Re4 39. Rxe4 fxe4 40. Be5 exd3 0-1

[Event "Bielefeld Gr2"]
[Site "Bielefeld"]
[Date "2005.05.14"]
[Round "3"]
[White "Scharnowski, Tobias"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2135"]
[BlackElo "1928"]
[PlyCount "29"]
[EventDate "2005.05.13"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. c3 fxe4 12. Bxb5 axb5 13. Nxb5 Rb8 14. Nbc7+ Kd7 15. Qg4+ 1-0

[Event "Werther Schloss op-A 11th"]
[Site "Werther"]
[Date "2005.03.20"]
[Round "4"]
[White "Kalla, Christian"]
[Black "Peschel, Andreas"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1938"]
[BlackElo "2187"]
[PlyCount "60"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 Bb7 10. Bd3 d6 11. 0-0 Nd7 12. Ng5 dxe5 13. Qh5 g6 14. Qh3 Be7 15. Rae1 h6 16. f4 Bxg5 17. fxg5 h5 18. c4 Qd6 19. Bc3 exd4 20. Bxg6 0-0-0 21. Bxf7 dxc3 22. g6 Qd4+ 23. Kh1 Nc5 24. Bxe6+ Nxe6 25. Qxe6+ Kb8 26. Rf7 Qd2 27. Rxb7+ Kxb7 28. g7 Rhe8 29. Qf7+ Ka6 30. Rf1 c2 0-1

[Event "Werther Schloss op-A 11th"]
[Site "Werther"]
[Date "2005.03.20"]
[Round "5"]
[White "Terwey, Matthias"]
[Black "Kalla, Christian"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2068"]
[BlackElo "1938"]
[PlyCount "77"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 Ng4 9. Qxg4 Nxd4 10. Qd1 Nc6 11. Nd5 0-0 12. Bg5 Qc5 13. Qe2 e6 14. b4 Qd6 15. Nf6+ Bxf6 16. Bxf6 e5 17. Bg5 Nd4 18. Qd3 b5 19. Bd5 Rb8 20. Bh6 Re8 21. f4 Qxb4 22. c3 Qxc3 23. Qd1 Bb7 24. Bxf7+ Kxf7 25. f5 Kg8 26. Rc1 Qa3 27. Qg4 Qd6 28. Rc3 Rf8 29. Bxf8 Rxf8 30. fxg6 Rxf1+ 31. Kxf1 Qxg6 32. Qxd7 Qf6+ 33. Ke1 Qh4+ 34. Rg3+ Kf8 35. Qg7+ Ke8 36. Qxe5+ Kf7 37. Qg7+ Ke6 38. Qxd4 Qxe4+ 39. Re3 1-0

[Event "Werther Schloss op-A 11th"]
[Site "Werther"]
[Date "2005.03.19"]
[Round "2"]
[White "Kalla, Christian"]
[Black "Ott, Mathias"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1938"]
[BlackElo "2073"]
[PlyCount "41"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 Qc7 12. Bg5 0-0 13. Bh4 Bd7 14. Bg3 Ng4 15. Qc2 h6 16. Bh7+ Kh8 17. Nh4 Be8 18. Ng6+ Bxg6 19. Bxg6 Nxh2 20. Kxh2 Bxg3+ 21. fxg3 1-0

