[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.04"]
[Round "6.3"]
[White "Calder, Dennis"]
[Black "Hummel, Dennis"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1930"]
[BlackElo "2029"]
[PlyCount "81"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Weinheim"]
[BlackTeam "Frankfurt Commerzbank"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. g3 Bb7 5. Bg2 d6 6. 0-0 Nbd7 7. Nc3 Ne4 8. Qc2 f5 9. Ng5 Nxg5 10. Bxb7 Rb8 11. Bg2 Be7 12. Nb5 0-0 13. Nxa7 Qe8 14. Nc6 Rc8 15. Qa4 Nb8 16. Nxe7+ Qxe7 17. b4 Ne4 18. Qc2 d5 19. Bxe4 fxe4 20. b5 c5 21. a4 Qf6 22. cxd5 Qxd4 23. Bb2 Qxd5 24. Bc3 Rf7 25. Rad1 Qf5 26. Rd6 Nd7 27. Qd2 e5 28. e3 Nf6 29. Rd8+ Rxd8 30. Qxd8+ Rf8 31. Qxb6 Qh3 32. f3 exf3 33. Rxf3 e4 34. Rf4 Qh5 35. Qe6+ Kh8 36. Bxf6 gxf6 37. Qxe4 Re8 38. Qf5 Qxf5 39. Rxf5 Ra8 40. Rf4 Kg7 41. Rc4 1-0

[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.04"]
[Round "5.3"]
[White "Schildt, Rene"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2112"]
[BlackElo "1930"]
[PlyCount "107"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Tempelhof"]
[BlackTeam "Weinheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. d3 Bc5 4. Be2 d6 5. c3 Nge7 6. 0-0 0-0 7. Nbd2 a5 8. b3 Ng6 9. Re1 f5 10. Nf1 Nh4 11. Be3 f4 12. Bxc5 dxc5 13. h3 Nxf3+ 14. Bxf3 Qg5 15. Kh1 Qh4 16. Qe2 Rf6 17. Nh2 Rd6 18. Rad1 b6 19. Qf1 a4 20. Be2 Qd8 21. Nf3 axb3 22. axb3 Ra3 23. Ra1 Rxb3 24. Ra8 Rxc3 25. d4 exd4 26. Ba6 Ne7 27. Bxc8 Nxc8 28. Qa6 b5 29. Qxc8 Qxc8 30. Rxc8+ Kf7 31. Rxc7+ Ke8 32. Ra1 Rd7 33. Ra8+ Ke7 34. Rcc8 Rxf3 35. gxf3 d3 36. Ra1 c4 37. Kg2 d2 38. Rd1 Rd3 39. Kf1 Rxf3 40. Rxd2 Rxh3 41. Ke2 Rb3 42. Rc6 f3+ 43. Kd1 c3 44. Ra2 Kd7 45. Rc5 Kd6 46. Rd5+ Kc6 47. Kc2 Rb4 48. Ra6+ Kb7 49. Re6 Rb2+ 50. Kxc3 Rxf2 51. Rd7+ Kc8 52. Rxg7 b4+ 53. Kd3 Kd8 54. Ra6 1-0

[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.03"]
[Round "4.3"]
[White "Calder, Dennis"]
[Black "Mayer, Herbert"]
[Result "1/2-1/2"]
[ECO "D25"]
[WhiteElo "1930"]
[BlackElo "1859"]
[PlyCount "55"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Weinheim"]
[BlackTeam "Berlin Osram II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 g6 5. Nc3 Bg7 6. Nf3 0-0 7. 0-0 Nfd7 8. e4 Nb6 9. Bb3 Nc6 10. d5 Na5 11. h3 Nxb3 12. Qxb3 e5 13. a4 a5 14. Be3 Ra6 15. Rfd1 Nd7 16. Rac1 c6 17. Qa2 Kh8 18. Ng5 Qe8 19. Ne2 h6 20. Nf3 f5 21. dxc6 bxc6 22. Qc4 Nb6 23. Qc2 fxe4 24. Qxe4 Nd5 25. Bc5 Rf5 26. Nfd4 Rg5 27. Nf3 Rf5 28. Nfd4 1/2-1/2

[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.03"]
[Round "3.3"]
[White "Kutzner, Stephen"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2086"]
[BlackElo "1930"]
[PlyCount "80"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Bonn Deutsche Post II"]
[BlackTeam "Weinheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d3 Bd6 8. c3 0-0 9. Bg5 h6 10. Bh4 Re8 11. Nbd2 Bf8 12. Re1 g5 13. Bg3 d6 14. Nf1 Bg7 15. Ne3 Ne7 16. a4 Qd7 17. Bxe5 Ng4 18. Bxg7 Nxe3 19. Rxe3 Kxg7 20. Nd4 c5 21. Qh5 d5 22. Rf3 f6 23. Nf5+ Nxf5 24. exf5 Qf7 25. Qxf7+ Kxf7 26. Re3 c4 27. Bc2 Bc6 28. a5 Bd7 29. dxc4 Rxe3 30. fxe3 bxc4 31. b4 cxb3 32. Bxb3 Bc6 33. Rd1 Rb8 34. Bxd5+ Bxd5 35. Rxd5 Rb3 36. Rd7+ Ke8 37. Rd6 Rxc3 38. Rxa6 Kf7 39. Ra7+ Kg8 40. Kf2 g4 1-0

[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.02"]
[Round "1.3"]
[White "Calder, Dennis"]
[Black "Holdsch, Peter Michael"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1930"]
[BlackElo "1628"]
[PlyCount "49"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Weinheim"]
[BlackTeam "Oberhausen Deutsche Bahn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Be7 6. Qc2 0-0 7. Bd3 h6 8. e4 dxe4 9. Nxe4 Nbd7 10. 0-0 Re8 11. Bf4 Nxe4 12. Bxe4 Nf6 13. Bd3 Bd6 14. Bxd6 Qxd6 15. c5 Qc7 16. Rfe1 Nd5 17. Ne5 Nb4 18. Qe2 Nxd3 19. Qxd3 Qe7 20. Re3 Qg5 21. Rg3 Qf5 22. Qd2 Qh5 23. Re1 Rd8 24. Qf4 f6 25. Qxf6 1-0

[Event "GER-chT Betriebe 17th"]
[Site "Berlin"]
[Date "2017.11.02"]
[Round "2.3"]
[White "Tochtrop, Matthias"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2173"]
[BlackElo "1930"]
[PlyCount "42"]
[EventDate "2017.11.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Duesseldorf Vodafone"]
[BlackTeam "Weinheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6 5. Nge2 0-0 6. 0-0 d5 7. exd5 cxd5 8. d4 exd4 9. Nxd4 Nc6 10. Nb3 Bg4 11. Qd2 Bb4 12. Qf4 Bd6 13. Qa4 Nb4 14. Nd4 Qb6 15. Be3 Bc5 16. a3 Bxd4 17. Bxd4 Qxd4 18. Qxb4 Qxb4 19. axb4 Rfd8 20. Rfe1 Kf8 21. Nb5 a6 1/2-1/2

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2017.04.23"]
[Round "9.8"]
[White "Calder, Dennis"]
[Black "Rudolph, Lukas"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1965"]
[BlackElo "1874"]
[PlyCount "93"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Niederbrechen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Be7 6. Qc2 0-0 7. Bd3 Na6 8. a3 h6 9. 0-0 Nc7 10. e4 b6 11. Bf4 Bb7 12. Rac1 Rc8 13. h3 Nh5 14. Bh2 dxc4 15. Bxc4 Nb5 16. Ne2 Nd6 17. Bxd6 Bxd6 18. e5 Bb8 19. g4 c5 20. Qd3 Nf6 21. exf6 Qxf6 22. Ne5 Rcd8 23. f4 cxd4 24. Rce1 g5 25. Ng3 b5 26. Nh5 Qe7 27. Ba2 Bd5 28. Bb1 f5 29. Qxb5 Bxe5 30. Rxe5 Ba8 31. Bxf5 Rb8 32. Bxe6+ Qxe6 33. Qxb8 Qc6 34. Qb3+ Kh8 35. Qg3 d3 36. f5 d2 37. Kh2 Qc2 38. Re2 Qxb2 39. Qe5+ Qxe5+ 40. Rxe5 Rd8 41. Rd1 Bf3 42. Re8+ Rxe8 43. Rxd2 Bc6 44. Rc2 Bd5 45. Nf6 Re5 46. Rc7 Re2+ 47. Kg1 1-0

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2017.03.26"]
[Round "8.7"]
[White "Calder, Dennis"]
[Black "Kroth, Manfred"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1965"]
[PlyCount "17"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 d5 8. cxd5 exd5 9. Nc3 1/2-1/2

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2017.03.05"]
[Round "7.8"]
[White "Calder, Dennis"]
[Black "Lehnert, Michael"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1965"]
[BlackElo "1963"]
[PlyCount "59"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Hofheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 d6 3. c4 c6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Bg4 7. h3 Bxf3 8. Bxf3 0-0 9. Nc3 Qc7 10. Rb1 a5 11. a3 Nbd7 12. Bg2 e5 13. Be3 h6 14. Qd2 Kh7 15. Rfc1 Ne8 16. b4 axb4 17. axb4 f5 18. b5 Nef6 19. bxc6 bxc6 20. dxe5 dxe5 21. Na2 Rfd8 22. Qc2 e4 23. Nc3 Nh5 24. Na4 Ra6 25. Nc5 Nxc5 26. Bxc5 Rda8 27. Qd1 Ra2 28. Bd6 Qa5 29. Rc2 c5 30. Rxa2 1/2-1/2

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2017.02.05"]
[Round "6.6"]
[White "Krahe, Frank"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2131"]
[BlackElo "1965"]
[PlyCount "35"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Dotzheim"]
[BlackTeam "Bad Nauheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 Nxe4 7. cxd4 d5 8. dxc5 dxc4 9. Qxd8+ Kxd8 10. Rd1+ Bd7 11. Ng5 Nxg5 12. Bxg5+ f6 13. Be3 Ke7 14. Na3 Be6 15. Nb5 Rac8 16. Bf4 Ne5 17. Bxe5 fxe5 18. Nxa7 1/2-1/2

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2017.01.15"]
[Round "5.7"]
[White "Kraft, Wolfgang"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C21"]
[WhiteElo "2134"]
[BlackElo "1965"]
[PlyCount "81"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Dettingen"]
[BlackTeam "Bad Nauheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. d4 exd4 3. Nf3 Bb4+ 4. c3 dxc3 5. bxc3 Bc5 6. Bc4 Qf6 7. e5 Qg6 8. 0-0 Ne7 9. Bd3 Qh5 10. Nbd2 Nbc6 11. Ne4 Nxe5 12. Nxe5 Qxe5 13. Re1 Kf8 14. Nxc5 Qxc5 15. Be3 Qa3 16. Qe2 d5 17. Rab1 b6 18. Bf4 Be6 19. Bxc7 Rc8 20. Be5 Ng6 21. Bg3 Rxc3 22. Bf5 Rc6 23. Qb5 Qc5 24. Qxc5+ bxc5 25. Rb8+ Ke7 26. Rb7+ Kf6 27. Bc2 Rhc8 28. h4 h5 29. f4 Ne7 30. Rxe7 Kxe7 31. f5 d4 32. fxe6 fxe6 33. Be5 Ra6 34. a4 d3 35. Bxd3 Rxa4 36. Bxg7 Rxh4 37. Bh6 Rd4 38. Bf5 Rc6 39. Bg5+ Kd7 40. Be4 Ra6 41. Bf6 1/2-1/2

[Event "London Classic op U2050-B 8th"]
[Site "London"]
[Date "2016.12.16"]
[Round "5"]
[White "Miller, Dominic"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "1954"]
[BlackElo "1955"]
[PlyCount "40"]
[EventDate "2016.12.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Be3 0-0 11. Nbd2 h6 12. d5 Na5 13. Bxb6 cxb6 14. Bc2 Nc4 15. b3 Nxd2 16. Nxd2 Qc7 17. c4 bxc4 18. Nxc4 b5 19. Ne3 Bc8 20. Rc1 Bd7 1/2-1/2

[Event "London Classic op U2050-B 8th"]
[Site "London"]
[Date "2016.12.15"]
[Round "4"]
[White "Calder, Dennis"]
[Black "McDonnell, James J"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "1955"]
[BlackElo "1891"]
[PlyCount "60"]
[EventDate "2016.12.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. Nxc4 Bb4 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ne4 11. Qb3 a5 12. Rd1 Nxg3 13. hxg3 Qc7 14. e3 Nd7 15. Be2 Bg6 16. Bf3 Nf6 17. Ne5 Be4 18. Ke2 Bxf3+ 19. gxf3 Kf8 20. Qc2 Kg7 21. Ne4 Nd5 22. g4 Be7 23. Ng3 Qb6 24. Nh5+ Kg8 25. Kf1 Qa6+ 26. Kg2 Kf8 27. Kh3 Ke8 28. Ng7+ Kf8 29. Nxe6+ fxe6 30. Qg6 Rh7 1-0

[Event "London Classic op U2050-B 8th"]
[Site "London"]
[Date "2016.12.14"]
[Round "3"]
[White "Shevchuk, Natalia"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D10"]
[BlackElo "1955"]
[PlyCount "60"]
[EventDate "2016.12.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. Nxb5 cxb5 6. Qf3 Qc7 7. Qxa8 Bb7 8. Qxa7 e5 9. Bxc4 bxc4 10. Qa4+ Nd7 11. f3 exd4 12. exd4 Bd6 13. Bd2 Ngf6 14. Ba5 Qb8 15. Qxc4 0-0 16. Ne2 Re8 17. Kf2 Qa7 18. Qc3 Nd5 19. Qd2 Ne5 20. Bc3 Ba6 21. Nc1 Nc4 22. Qg5 Bf4 23. Qxd5 Be3+ 24. Kg3 Qc7+ 25. Kh3 Bc8+ 26. g4 Re6 27. Nb3 Bb7 28. Qc5 Qf4 29. Raf1 Rh6+ 30. Kg2 Qxg4# 0-1

[Event "London Classic op U2050-B 8th"]
[Site "London"]
[Date "2016.12.13"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Bolt, Graham"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1955"]
[BlackElo "2038"]
[PlyCount "122"]
[EventDate "2016.12.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. g3 Nf6 5. Bg2 0-0 6. 0-0 c6 7. Nc3 Bg4 8. h3 Bxf3 9. Bxf3 e6 10. d5 exd5 11. cxd5 c5 12. Qb3 Qd7 13. Bf4 b6 14. Kg2 Na6 15. Nb5 Ne8 16. e4 Nac7 17. Nc3 Rb8 18. Rfe1 b5 19. e5 Bxe5 20. Bxe5 dxe5 21. Rxe5 c4 22. Qb4 Qd6 23. Qxd6 Nxd6 24. Re7 Rbc8 25. Rd1 Rfe8 26. Rde1 Kf8 27. Rxe8+ Rxe8 28. Rxe8+ Kxe8 29. g4 Ke7 30. Kg3 b4 31. Ne2 Ndb5 32. Kf4 f6 33. Ke3 Kd6 34. Nd4 a6 35. Nc6 Kc5 36. Ne7 c3 37. bxc3 Nxc3 38. Kd3 Nxa2 39. h4 Nb5 40. h5 gxh5 41. gxh5 Nac3 42. Nc6 b3 43. Na5 b2 44. Nb3+ Kd6 45. Nd2 b1Q+ 46. Nxb1 Nxb1 47. h6 Ke5 48. d6 Nxd6 49. Kc2 Na3+ 50. Kb3 Nab5 51. Kb4 Ne4 52. Ka5 Nd4 53. Bh5 Nxf2 54. Bf7 Ne4 55. Kxa6 Ng5 56. Bc4 Nf5 57. Bf1 Nxh6 58. Kb5 Nf5 59. Kb4 Kd4 60. Kb3 h5 61. Bg2 h4 0-1

[Event "London Classic op U2050-B 8th"]
[Site "London"]
[Date "2016.12.12"]
[Round "1"]
[White "Ifalore, Michael"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1706"]
[BlackElo "1955"]
[PlyCount "140"]
[EventDate "2016.12.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. g3 Nf6 4. Bg2 dxc4 5. Nf3 Bf5 6. 0-0 Nbd7 7. Nbd2 e6 8. Nxc4 Be7 9. Bf4 Nb6 10. Nfe5 0-0 11. Re1 Nxc4 12. Nxc4 Bb4 13. Bd2 Qe7 14. a3 Bxd2 15. Qxd2 Be4 16. Qf4 Bxg2 17. Kxg2 Rfd8 18. Red1 h6 19. e4 c5 20. e5 Nd5 21. Qe4 b5 22. Nd6 cxd4 23. Nxb5 Rab8 24. Nxd4 Rdc8 25. Rdc1 Qb7 26. Kg1 Rxc1+ 27. Rxc1 Qxb2 28. Rc4 Qxa3 29. Nb5 Qa1+ 30. Kg2 Qa5 31. Nd6 Rf8 32. Qf3 Nb6 33. Re4 Qd5 34. Re3 Qxf3+ 35. Kxf3 a5 36. Ra3 a4 37. Ke4 f6 38. f4 Ra8 39. Kd4 Ra5 40. Ke4 fxe5 41. fxe5 Nd7 42. Nc4 Rd5 43. Nb2 Nc5+ 44. Ke3 Rxe5+ 45. Kd4 Re2 46. Kxc5 Rxb2 47. h4 Rb3 48. Rxa4 Rxg3 49. Kd6 Re3 50. Ke7 Kh7 51. Kf7 e5 52. Rg4 Rf3+ 53. Ke6 Rf4 54. Rg3 e4 55. h5 Rf3 56. Rg1 e3 57. Re1 Rf8 58. Ke5 e2 59. Ke4 Re8+ 60. Kf4 Kg8 61. Kg4 Kf7 62. Kf5 Re7 63. Kg4 Kf6 64. Kf4 Re6 65. Kg4 Re4+ 66. Kf3 Kf5 67. Kg3 Kg5 68. Kf3 Re7 69. Rg1+ Kxh5 70. Kf2 e1Q+ 0-1

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2016.12.11"]
[Round "4.7"]
[White "Calder, Dennis"]
[Black "Diaz, Joaquin"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "1965"]
[BlackElo "2164"]
[PlyCount "53"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Bad Nauheim"]
[BlackTeam "Griesheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. a4 b4 10. Ne4 c5 11. 0-0 Bb7 12. Nxf6+ Nxf6 13. Qe2 Be7 14. Rd1 cxd4 15. Nxd4 0-0 16. f3 Qd5 17. Bc4 Qh5 18. e4 Rfd8 19. Be3 Qe5 20. Nb3 h6 21. Bb6 Rxd1+ 22. Rxd1 Bc6 23. a5 Ba4 24. Bd4 Qc7 25. Bb6 Qe5 26. Bd4 Qc7 27. Bb6 1/2-1/2

[Event "Hessenliga 1617"]
[Site "Hessen"]
[Date "2016.11.06"]
[Round "3.6"]
[White "Bajramovic, Bego"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2118"]
[BlackElo "1965"]
[PlyCount "69"]
[EventDate "2016.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Giessen"]
[BlackTeam "Bad Nauheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. 0-0 b5 7. Bb3 Bb7 8. a4 d6 9. axb5 axb5 10. Rxa8 Qxa8 11. Qxb5 0-0 12. Qe2 Na5 13. d3 Nxb3 14. cxb3 d5 15. exd5 Bxd5 16. Be3 Bd6 17. Nbd2 Rb8 18. d4 Nd7 19. dxe5 Nxe5 20. Bd4 Nxf3+ 21. gxf3 Qc6 22. Re1 Be6 23. Bc3 Qd5 24. Ne4 Bf4 25. b4 Qh5 26. Ng3 Qg5 27. Kh1 h6 28. Rg1 Qh4 29. Bxg7 Rxb4 30. Bc3 Bg5 31. Ne4 Rb6 32. Nxg5 hxg5 33. Qe5 Qh7 34. Rxg5+ Kf8 35. Qxc7 1-0

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.29"]
[Round "6"]
[White "Calder, Dennis"]
[Black "Mueller, Thorsten"]
[Result "0-1"]
[ECO "D48"]
[WhiteElo "2000"]
[BlackElo "2112"]
[PlyCount "88"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 a6 10. e4 b4 11. Na4 c5 12. dxc5 Bxc5 13. Qe2 0-0 14. Bg5 h6 15. Bxf6 Qxf6 16. Rac1 Bd6 17. Rfd1 Rfd8 18. g3 a5 19. Bb5 Nf8 20. Nb6 Rab8 21. Bc6 Bxc6 22. Rxc6 Be5 23. Rxd8 Rxd8 24. Nxe5 Qxe5 25. Nc4 Qb5 26. Rb6 Qc5 27. b3 Rd4 28. Rb7 Nd7 29. Qe3 Nf6 30. Rb8+ Kh7 31. Kg2 Ng4 32. Qf3 Ne5 33. Nxe5 Qxe5 34. Ra8 f6 35. Ra7 Rd2 36. Qg4 f5 37. exf5 exf5 38. Qf3 Rxa2 39. Rf7 Kg6 40. Rf8 Rc2 41. g4 Rc3 42. gxf5+ Kg5 43. Qa8 Qd4 44. Qb7 Qg4+ 0-1

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.29"]
[Round "7"]
[White "Van den Hoff, Damien"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1836"]
[BlackElo "2000"]
[PlyCount "67"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[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. Nd2 0-0-0 10. Qe4 Nb6 11. c5 Bxf1 12. cxb6 Ba6 13. bxa7 Kb7 14. Qe3 Qb4 15. a3 Qa5 16. b4 Bxb4 17. Rb1 Rhe8 18. Rxb4+ Ka8 19. f4 g5 20. Bb2 gxf4 21. Qxf4 Kxa7 22. Kd1 Rb8 23. Qf2+ Ka8 24. Qxf7 Rxb4 25. axb4 Qa4+ 26. Kc1 Rb8 27. Qxd7 Bc8 28. Qxc7 Qxb4 29. Qxc6+ Bb7 30. Qd6 Rc8+ 31. Kb1 Qb5 32. Re1 Rc6 33. Qd8+ Bc8 34. Rc1 1-0

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.28"]
[Round "4"]
[White "Calder, Dennis"]
[Black "Falkenhainer, Sven"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2000"]
[BlackElo "1736"]
[PlyCount "87"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Be7 5. Bf4 c6 6. e3 0-0 7. Qc2 Nbd7 8. a3 dxc4 9. Bxc4 Nb6 10. Ba2 Nbd5 11. Bg5 Nxc3 12. bxc3 Nd5 13. Bb1 f5 14. Bxe7 Qxe7 15. 0-0 Rf6 16. c4 Nb6 17. c5 Nd5 18. Ne5 Rh6 19. g3 Qg5 20. Qe2 Qe7 21. Bd3 Bd7 22. Rfc1 Rf8 23. Rab1 Bc8 24. Rb3 g5 25. e4 fxe4 26. Bxe4 Rhf6 27. Ng4 R6f7 28. Nh6+ Kg7 29. Nxf7 Rxf7 30. Bxd5 exd5 31. Qxe7 Rxe7 32. Re3 Rxe3 33. fxe3 h5 34. h4 g4 35. Rf1 Bd7 36. Rf4 Bc8 37. Kf2 b6 38. e4 Be6 39. Ke3 b5 40. exd5 Bxd5 41. Rf5 Bf7 42. Kf4 Kg6 43. Ke5 Bd5 44. Rg5+ 1-0

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.28"]
[Round "5"]
[White "Ramien, David"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2140"]
[BlackElo "2000"]
[PlyCount "83"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 h6 7. Re1 d6 8. Bb3 Bg4 9. h3 Bh5 10. Nbd2 b5 11. Nf1 Bb6 12. Ng3 Bg6 13. a4 a6 14. axb5 axb5 15. Rxa8 Qxa8 16. Nh4 Ne7 17. Qf3 Kh7 18. Ngf5 Bxf5 19. Nxf5 Nfg8 20. Nxe7 Nxe7 21. Bxf7 c6 22. g4 Qc8 23. Be3 Bxe3 24. fxe3 Ng6 25. Rf1 Nh8 26. Be6 Rxf3 27. Bxc8 Rxe3 28. d4 Rxh3 29. Kg2 Rd3 30. Rf3 Rd2+ 31. Rf2 Rxf2+ 32. Kxf2 c5 33. dxc5 dxc5 34. Bd7 b4 35. cxb4 cxb4 36. Ke3 Nf7 37. Kd3 Nd6 38. Kc2 g6 39. Kb3 Nxe4 40. Kxb4 Nf6 41. Bc8 e4 42. Kc4 1/2-1/2

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.27"]
[Round "3"]
[White "Budzyn, Matthias"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2164"]
[BlackElo "2000"]
[PlyCount "65"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. Nbd2 Bg7 8. Nf1 0-0 9. Ng3 b5 10. Bc2 h6 11. 0-0 d5 12. Qe2 d4 13. Bb3 Qd6 14. cxd4 Nxd4 15. Nxd4 Qxd4 16. Be3 Qd8 17. Rfd1 Re8 18. d4 exd4 19. Bxd4 Qe7 20. Rac1 Be6 21. Bc5 Bxb3 22. Bxe7 Bxd1 23. Rxd1 Rxe7 24. Qc2 Rae8 25. f3 Nh7 26. b3 Be5 27. Qc1 Nf8 28. Qxh6 Ne6 29. Ne2 c5 30. Qc1 Rc8 31. f4 Bb8 32. f5 gxf5 33. exf5 1-0

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.27"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Bahlke, Wolfgang"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2000"]
[BlackElo "2183"]
[PlyCount "156"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5 11. d5 Nd4 12. Bg2 c5 13. dxc6 bxc6 14. Bg5 Qb6 15. Rb1 a5 16. b3 Rfb8 17. Kh2 Nd7 18. Qd2 Ra7 19. Be3 Nf8 20. f4 exf4 21. gxf4 f5 22. Na4 Qb4 23. Qxb4 axb4 24. Bxd4 Bxd4 25. exf5 c5 26. Bd5+ Kg7 27. fxg6 Nxg6 28. Kg3 Kf6 29. Rbe1 Re7 30. Rxe7 Nxe7 31. Re1 Nxd5 32. cxd5 Kf5 33. Kf3 c4 34. Re4 cxb3 35. axb3 Bg7 36. Re7 Bf8 37. Rxh7 Kg6 38. Rc7 Bg7 39. Rc6 Rh8 40. Kg4 Bf8 41. Nc5 Be7 42. Ne4 Rh4+ 43. Kg3 Rh5 44. Rb6 Rxd5 45. Rxb4 Rd3+ 46. Kg4 d5 47. Rb6+ Kg7 48. Ng5 d4 49. h4 Rd1 50. Kf5 d3 51. Rb7 Kf8 52. Rd7 d2 53. Ne4 Bb4 54. Rd4 Rb1 55. Nxd2 Bxd2 56. Rxd2 Rxb3 57. Rd7 Rb5+ 58. Kg6 Rb6+ 59. Kg5 Rb5+ 60. f5 Rb6 61. Ra7 Rc6 62. h5 Rb6 63. h6 Kg8 64. Re7 Rb1 65. Kf6 Rh1 66. Re8+ Kh7 67. Kf7 Rxh6 68. f6 Rh1 69. Re4 Kh6 70. Rg4 Ra1 71. Re4 Ra7+ 72. Re7 Ra6 73. Re6 Ra8 74. Ke7 Kg6 75. Rd6 Ra7+ 76. Ke6 Rf7 77. Ke5 Rf8 78. Re6 Rf7 1/2-1/2

[Event "Heusenstamm Sparkassen op-A 2nd"]
[Site "Heusenstamm"]
[Date "2015.11.26"]
[Round "1"]
[White "Von Kortzfleisch, Ruben"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1379"]
[BlackElo "2000"]
[PlyCount "78"]
[EventDate "2015.11.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+ 9. Nbd2 0-0 10. 0-0 Bg4 11. Qa4 Bxd2 12. Nxd2 Ne7 13. Qc2 Bf5 14. Nxe4 Bxe4 15. Qe2 Rc8 16. Be3 Nf5 17. f3 Nxe3 18. Qxe3 Bg6 19. Rac1 Qe7 20. a3 Rfd8 21. Rc3 c5 22. Rxc5 Rxc5 23. dxc5 d4 24. Qc1 Qxe5 25. Re1 Qc7 26. b4 f6 27. Qd2 Kf8 28. h4 b6 29. Qe2 Re8 30. Qf1 bxc5 31. Rxe8+ Bxe8 32. Qe1 Bf7 33. Bd3 c4 34. Bxh7 g6 35. Qe4 Qe7 36. Qg4 Qe3+ 37. Kf1 Kg7 38. a4 c3 39. b5 Bc4# 0-1

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Dunsbach, Ralf"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2013"]
[BlackElo "2142"]
[PlyCount "70"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d5 6. cxd5 Nxd5 7. 0-0 Nb6 8. Nc3 Nc6 9. e3 Re8 10. b3 e5 11. d5 e4 12. Nd4 Nxd4 13. exd4 f5 14. Bf4 Nxd5 15. Nxd5 Qxd5 16. Bxc7 Be6 17. Rc1 Rac8 18. Qe2 Qxd4 19. Rfd1 Qb4 20. g4 Qe7 21. Bd6 Qg5 22. Bc5 b6 23. gxf5 gxf5 24. Ba3 Bf7 25. Rxc8 Rxc8 26. Rd7 Bh5 27. Qe3 Qxe3 28. fxe3 Bh6 29. Bf1 Bxe3+ 30. Kg2 Rc2+ 31. Kh3 Bf4 32. Bc4+ Kh8 33. Rd8+ Kg7 34. Rg8+ Kf6 35. Rf8+ Ke5 0-1

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "4"]
[White "Calder, Dennis"]
[Black "Kellerwessel, Ralf"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2013"]
[BlackElo "1963"]
[PlyCount "82"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 d5 3. Bf4 c6 4. e3 Nf6 5. Bd3 e6 6. Nf3 Be7 7. Ne5 Nbd7 8. f3 0-0 9. 0-0 Nxe5 10. Bxe5 Nd7 11. Bg3 Bg5 12. Qe2 Qb6 13. Bd6 Re8 14. Na4 Qd8 15. e4 Nf8 16. e5 Be7 17. Bxe7 Qxe7 18. f4 Qb4 19. b3 Qxd4+ 20. Kh1 Qb4 21. g4 b5 22. c3 Qa3 23. Nb2 g6 24. gxf5 exf5 25. Qc2 Qe7 26. a4 Rb8 27. axb5 cxb5 28. b4 a6 29. Qb3 Kh8 30. Be2 Ne6 31. Nd3 Rd8 32. Bf3 Bb7 33. Rad1 Rbc8 34. Bg2 Rc4 35. Rf2 Rdc8 36. Rc1 d4 37. Bxb7 Qxb7+ 38. Kg1 Qe4 39. Qd1 dxc3 40. Nc5 Nxc5 41. bxc5 R4xc5 0-1

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "6"]
[White "Calder, Dennis"]
[Black "Kulenovic, Adnan"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2013"]
[BlackElo "1904"]
[PlyCount "72"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 f6 4. exf6 Nxf6 5. Bg5 h6 6. Bh4 g5 7. Bg3 Bg7 8. Qd3 0-0 9. Nc3 d5 10. 0-0-0 Be6 11. Nb5 Nb4 12. Qa3 c5 13. Nc7 Qe7 14. Nxa8 Rxa8 15. e3 Ne4 16. c3 Bf5 17. Qb3 Nxg3 18. hxg3 Bc2 19. Qa3 Bxd1 20. Kxd1 Qe4 21. cxb4 Qb1+ 22. Ke2 Qc2+ 23. Nd2 c4 24. Qa5 d4 25. Qd5+ Kh8 26. Qxc4 Qxb2 27. Qb3 Qc1 28. Qb1 Qc3 29. e4 Rd8 30. Kd1 d3 31. g4 Qc8 32. Rh3 Qxg4+ 33. Rf3 Qh5 34. Bxd3 Qh1+ 35. Bf1 Qxf1+ 36. Kc2 Rxd2+ 0-1

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "3"]
[White "Nagelsdiek, Ralf"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2009"]
[BlackElo "2013"]
[PlyCount "89"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 e6 5. e4 Be7 6. Nge2 0-0 7. 0-0 Rb8 8. f4 a6 9. a4 Qc7 10. d3 Rd8 11. h3 Nb4 12. g4 b6 13. g5 Ne8 14. f5 exf5 15. exf5 Bb7 16. Nd5 Nxd5 17. cxd5 f6 18. g6 h6 19. Nc3 Bd6 20. Qh5 Be5 21. Bxh6 gxh6 22. Qxh6 d6 23. Rae1 Qg7 24. Qd2 Qh8 25. Re4 Ng7 26. Qe1 Kf8 27. Rh4 Qg8 28. Rh7 Ke7 29. h4 Re8 30. h5 Kd8 31. Qh4 Bc8 32. Ne4 Qxd5 33. Rxg7 Qd4+ 34. Kh1 d5 35. h6 dxe4 36. h7 Bd7 37. h8Q Rxh8 38. Qxh8+ Kc7 39. Rg8 Rxg8 40. Qxg8 exd3 41. Qh7 d2 42. g7 Bxf5 43. Qxf5 d1Q 44. g8Q Qh4+ 45. Bh3 1-0

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "5"]
[White "Stock, Juergen"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1935"]
[BlackElo "2013"]
[PlyCount "80"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 g6 4. Nd2 Bg7 5. c3 0-0 6. f4 Bf5 7. Bxf5 gxf5 8. Ngf3 Nbd7 9. Ne5 Ne4 10. Nxd7 Qxd7 11. Nf3 Kh8 12. Qe2 b5 13. Bd2 a5 14. 0-0 Bf6 15. Kh1 Rg8 16. Be1 Rg4 17. Rg1 Rag8 18. Rc1 e6 19. Rc2 Ra8 20. Nd2 Nd6 21. h3 Rg6 22. g4 fxg4 23. Rxg4 Rxg4 24. hxg4 Nc4 25. Nf3 c6 26. b3 Nd6 27. Qh2 a4 28. b4 Ne4 29. Qh5 Qe8 30. Rh2 Qg8 31. g5 Bg7 32. Nh4 Ra7 33. g6 h6 34. gxf7 Qxf7 35. Ng6+ Kh7 36. Rg2 Bf6 37. Bh4 Bxh4 38. Qxh4 Qe8 39. Qg4 Rg7 40. f5 exf5 0-1

[Event "Hessen-ch op-A"]
[Site "Frankfurt Sossenheim"]
[Date "2015.??.??"]
[Round "1"]
[White "Zimpfer, Andreas"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1909"]
[BlackElo "2013"]
[PlyCount "36"]
[EventDate "2015.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 dxc4 4. a4 e5 5. dxe5 Qxd1+ 6. Kxd1 Na6 7. e4 Be6 8. f4 0-0-0+ 9. Kc2 Nb4+ 10. Kb1 f5 11. exf6 Nxf6 12. f5 Nxe4 13. fxe6 Nf2 14. Bxc4 Be7 15. Be3 Nxh1 16. b3 Bf6 17. Kb2 Nf2 18. Rf1 Nd1+ 0-1

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.14"]
[Round "6"]
[White "Calder, Dennis"]
[Black "Schreyer, Oliver"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1933"]
[BlackElo "2131"]
[PlyCount "56"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 c5 6. Bg2 Nc6 7. e3 Rc8 8. b3 d5 9. dxc5 dxc4 10. bxc4 Bxc5 11. 0-0 0-0 12. Rd1 Qc7 13. Qa4 Bb7 14. Nc3 a6 15. Bb2 Na5 16. Nd2 Bxg2 17. Kxg2 Qb7+ 18. Kg1 Ng4 19. Re1 Ne5 20. Qc2 Rfd8 21. Nce4 Nd3 22. Nxc5 Nxe1 23. Rxe1 Rxc5 24. Bd4 Rc6 25. Rb1 Qc7 26. Qb2 f6 27. Ne4 Nxc4 28. Qe2 e5 0-1

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.14"]
[Round "7"]
[White "Roessler, Lukas Namgyu"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "1604"]
[BlackElo "1933"]
[PlyCount "62"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 g5 12. Bg3 0-0 13. Bc2 a5 14. Na3 exd4 15. cxd4 Ba6 16. b3 Nb4 17. h3 Re8 18. Qd2 Nxc2 19. Qxc2 Qd7 20. Rad1 Bb7 21. d5 Nh5 22. Bh2 Bc5 23. Nb1 g4 24. hxg4 Qxg4 25. Nd4 Bxd5 26. Nxb5 Rxe4 27. g3 Rxe1+ 28. Rxe1 Qf3 29. Kf1 Qg2+ 30. Ke2 Re8+ 31. Kd3 Rxe1 0-1

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.13"]
[Round "4"]
[White "Calder, Dennis"]
[Black "Feldtmann, Thomas"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1933"]
[BlackElo "2280"]
[PlyCount "121"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. 0-0 d5 9. b3 0-0 10. Bg5 Nbd7 11. Nbd2 Rc8 12. Rfe1 Bb7 13. Rad1 c5 14. Qb2 h6 15. Bf4 Nh5 16. Ne5 cxd4 17. Nxd7 Nxf4 18. gxf4 Qxd7 19. Qxd4 Bf6 20. Qd3 Rfd8 21. cxd5 Bxd5 22. e4 Ba8 23. Qxd7 Rxd7 24. Nc4 Rcd8 25. Rxd7 Rxd7 26. e5 Bxg2 27. Kxg2 Be7 28. a4 Bc5 29. Rb1 Rd4 30. Kf3 g5 31. fxg5 hxg5 32. Kg3 Kg7 33. Rb2 Kg6 34. Rd2 Kf5 35. Rxd4 Bxd4 36. Nd6+ Kxe5 37. Nxf7+ Kf6 38. Nd8 Be5+ 39. Kg2 Bf4 40. Nc6 a5 41. b4 axb4 42. Nxb4 Kf5 43. Nc6 Bc7 44. Nd4+ Kf6 45. Nc6 g4 46. h3 gxh3+ 47. Kxh3 e5 48. Kg4 Ke6 49. Kf3 Kd5 50. Ne7+ Kd4 51. Nf5+ Kd3 52. Ne3 Bd6 53. Kg2 Bc5 54. Nd5 Kc4 55. Nf6 Kb4 56. Kf3 Kxa4 57. Ke4 Bd6 58. Kd5 Bc5 59. Nd7 Bxf2 60. Nxb6+ Bxb6 61. Kxe5 1/2-1/2

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.13"]
[Round "5"]
[White "Werner, Dimo"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2146"]
[BlackElo "1933"]
[PlyCount "26"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. e3 Qb6 7. a3 Bd7 8. Qd2 e6 9. Bd3 Be7 10. Nf3 Nc6 11. Ne5 Nxe5 12. Bxe5 0-0 13. 0-0 Bc6 1/2-1/2

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.12"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Guth, Susanne"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "1933"]
[BlackElo "1731"]
[PlyCount "31"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 dxc4 7. Bxc4 a6 8. a3 Nbd7 9. b4 b6 10. Bd3 Bb7 11. 0-0 c5 12. bxc5 bxc5 13. Be2 cxd4 14. Nxd4 Qa5 15. Bxf6 Nxf6 16. Nb1 1/2-1/2

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.12"]
[Round "3"]
[White "Simak, Jaroslav"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1773"]
[BlackElo "1933"]
[PlyCount "90"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nf6 8. Qd3 Na5 9. Bb5+ c6 10. Ba4 Bg4 11. 0-0 0-0 12. Bc2 Bh5 13. Bg5 h6 14. Bxf6 gxf6 15. Nh4 Bg6 16. Qg3 Kh7 17. Qf4 Rg8 18. Ne2 d5 19. Nf5 Bf8 20. Neg3 Nc4 21. h4 h5 22. e5 fxe5 23. dxe5 Qc7 24. Nxh5 Bxh5 25. Ne7+ Kh8 26. Nxg8 Kxg8 27. Qg5+ Bg6 28. Bxg6 fxg6 29. Qxg6+ Bg7 30. f4 Qb6+ 31. Kh1 Nd2 32. Rfe1 Qf2 33. Qe6+ Kh8 34. Qg4 Ne4 35. e6 Nf6 36. Qg5 Ne4 37. Qh5+ Kg8 38. Qf7+ Kh7 39. Qh5+ Bh6 40. Qf5+ Kh8 41. Rxe4 Qxh4+ 42. Kg1 dxe4 43. Qe5+ Kg8 44. Rf1 Rf8 45. Qxe4 Bxf4 0-1

[Event "Karl Mala Memorial op-A 16th"]
[Site "Frankfurt"]
[Date "2013.07.11"]
[Round "1"]
[White "Boidman, Yuri"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2382"]
[BlackElo "1933"]
[PlyCount "59"]
[EventDate "2013.07.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d3 Bc5 8. c3 d6 9. a4 0-0 10. Qe2 h6 11. Be3 Bxe3 12. Qxe3 Qd7 13. Nbd2 Ne7 14. Rfe1 Ng6 15. Nf1 Nf4 16. Ng3 Kh7 17. Ne2 Ng4 18. Qd2 Ne6 19. Ng3 g6 20. axb5 axb5 21. Rxa8 Rxa8 22. d4 Qe8 23. h3 Nf6 24. dxe5 dxe5 25. Nxe5 Nc5 26. Qf4 Nxb3 27. Qxf6 Ra2 28. Nxf7 Ra6 29. Qf4 Qe7 30. Qxh6+ 1-0

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.30"]
[Round "9"]
[White "Albu, George"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1618"]
[BlackElo "1946"]
[PlyCount "80"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. Nxb5 cxb5 6. Qf3 Qc7 7. Qxa8 Bb7 8. Qxa7 e5 9. Bxc4 bxc4 10. Qa4+ Nd7 11. f3 exd4 12. exd4 Bd6 13. Bd2 Ne7 14. Ne2 0-0 15. a3 Nb6 16. Qc2 Ng6 17. 0-0-0 Ra8 18. Nc3 h6 19. Be3 Nd5 20. Bf2 Ngf4 21. Kb1 Nd3 22. Rd2 Bc6 23. h3 Qb7 24. Nd1 Bb5 25. Nc3 Nxc3+ 26. Qxc3 Bc7 27. Re2 Ba5 28. Qc2 g6 29. h4 Qd7 30. Re4 c3 31. b4 Nxf2 32. Qxf2 Bd3+ 33. Kc1 Bxe4 34. fxe4 Bxb4 35. Qf4 Bxa3+ 36. Kc2 Qa4+ 37. Kd3 Qb5+ 38. Kc2 Qe2+ 39. Kxc3 Rc8+ 40. Kb3 Qb2+ 0-1

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.29"]
[Round "8"]
[White "Calder, Dennis"]
[Black "Kaunz, Werner"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1946"]
[BlackElo "1828"]
[PlyCount "68"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. cxd5 exd5 5. g3 Bf5 6. Nc3 c6 7. Bg2 Bd6 8. 0-0 Nbd7 9. Re1 0-0 10. Nh4 Bg6 11. Nxg6 hxg6 12. a3 Re8 13. Bg5 Qb8 14. Qc2 Nh7 15. Bd2 Ndf6 16. b4 a6 17. Rab1 Qc8 18. f3 Bc7 19. Qd3 Qd7 20. Na4 Rad8 21. Nc5 Qc8 22. a4 Bb6 23. Be3 Re7 24. Bf2 Ng5 25. Rbc1 Nh3+ 26. Kf1 Nxf2 27. Kxf2 Rde8 28. e3 Qf5 29. Qxf5 gxf5 30. Bf1 Bxc5 31. Rxc5 Nd7 32. Rc3 Nb6 33. a5 Nc8 34. h4 g6 1/2-1/2

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.28"]
[Round "7"]
[White "Galateanu, Calin"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1857"]
[BlackElo "1946"]
[PlyCount "55"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. e3 Bg7 4. d4 0-0 5. Be2 d6 6. 0-0 Nbd7 7. c3 e5 8. fxe5 dxe5 9. Nbd2 Qe7 10. Nc4 e4 11. Nfe5 Nd5 12. Qc2 Nxe5 13. Nxe5 Bxe5 14. dxe5 Qxe5 15. c4 Nf6 16. b3 Ne8 17. Bb2 Qe7 18. Qc3 f6 19. g4 h6 20. Rf2 Kh7 21. Raf1 f5 22. Rg2 Nf6 23. h4 Nxg4 24. Bxg4 fxg4 25. Rxf8 Qxf8 26. Qe5 Bd7 27. Rf2 Qg8 28. Qe7+ 1-0

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.27"]
[Round "6"]
[White "Calder, Dennis"]
[Black "Faranka, Khaled"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1946"]
[BlackElo "1823"]
[PlyCount "89"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. e3 Be7 6. Be2 Nbd7 7. 0-0 0-0 8. b3 Bb4 9. Qc2 Re8 10. a3 Bxc3 11. Qxc3 Ne4 12. Qc2 f5 13. Bb2 Rb8 14. Nd2 Ndf6 15. f3 Ng5 16. a4 Bd7 17. a5 Nf7 18. Bd3 g6 19. b4 a6 20. Bc3 Nd6 21. Rae1 Rc8 22. e4 Nf7 23. Qb2 Qc7 24. e5 Nh5 25. f4 Ng7 26. Nf3 Qd8 27. Rc1 Nh6 28. Be1 Rf8 29. h3 Qe8 30. Bh4 Nf7 31. Kh2 Nh5 32. Qd2 h6 33. g4 Ng7 34. Bf6 Nh8 35. gxf5 Nxf5 36. Bxf5 exf5 37. Rg1 Be6 38. Nh4 Kh7 39. cxd5 Bxd5 40. Bxh8 Kxh8 41. Rxg6 Rc7 42. Rcg1 Rff7 43. Nxf5 Qf8 44. Rxh6+ Qxh6 45. Nxh6 1-0

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.26"]
[Round "5"]
[White "Tardi, Oscar"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "1760"]
[BlackElo "1946"]
[PlyCount "82"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Bg5 h6 11. Bh4 g5 12. Bg3 Qe7 13. d5 Na5 14. Bc2 c6 15. Nbd2 cxd5 16. exd5 Bxd5 17. Nxe5 dxe5 18. Rxe5 Be6 19. Ne4 Nc4 20. Nxf6+ Qxf6 21. Re1 Rd8 22. Qg4 Ne3 23. Qe4 Nxc2 24. Qc6+ Ke7 25. Qxb6 Rd5 26. Qc7+ Kf8 27. Bd6+ Kg7 28. Rad1 Rxd6 29. Qxd6 Nxe1 30. Rxe1 Bxa2 31. Qa3 Bc4 32. h4 Rd8 33. Qc5 Rd5 34. Qc8 gxh4 35. Re4 Rd1+ 36. Kh2 Qd6+ 37. f4 Be6 38. Qe8 Qb6 39. f5 Qg1+ 40. Kh3 Bxf5+ 41. Kxh4 Qh2# 0-1

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.25"]
[Round "4"]
[White "Calder, Dennis"]
[Black "Pislariu, Stefanel Vasilica"]
[Result "0-1"]
[ECO "D63"]
[WhiteElo "1946"]
[BlackElo "1737"]
[PlyCount "100"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Nbd7 5. Nc3 Be7 6. e3 0-0 7. Rc1 c6 8. a3 b6 9. cxd5 cxd5 10. Bd3 Bb7 11. 0-0 Rc8 12. Bf4 Nh5 13. Ne5 Nxf4 14. exf4 Nxe5 15. dxe5 f5 16. b4 a6 17. Re1 b5 18. Na2 Rxc1 19. Qxc1 Qc8 20. f3 Qxc1 21. Rxc1 Rc8 22. Rxc8+ Bxc8 23. Kf2 g5 24. g3 gxf4 25. gxf4 Bd8 26. Nc1 Kg7 27. Nb3 Bd7 28. Nc5 Bc8 29. Be2 Kg6 30. Bd1 Bc7 31. Nd3 Bd7 32. Ke1 Kg7 33. Kd2 Bd8 34. Nc5 Bc8 35. Be2 Kf8 36. Kc3 Bh4 37. Nd3 Bd8 38. Bd1 Ke7 39. a4 bxa4 40. Bxa4 a5 41. b5 Bb6 42. Nb2 Kd8 43. Bd1 Bd7 44. Be2 Kc8 45. Na4 Kc7 46. Bf1 Bc8 47. Bh3 Bd7 48. Nxb6 Kxb6 49. Bf1 Bxb5 50. Bxb5 Kxb5 0-1

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.24"]
[Round "3"]
[White "Lupu, Vasile"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1742"]
[BlackElo "1946"]
[PlyCount "80"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 g6 4. Nd2 Bg7 5. f4 Bg4 6. Ngf3 Qc8 7. c3 Bf5 8. Qc2 Bxd3 9. Qxd3 0-0 10. b3 a5 11. Ba3 Re8 12. 0-0 c6 13. h3 a4 14. Bb2 Nbd7 15. c4 Ra6 16. g4 Qc7 17. Rac1 axb3 18. axb3 Ra2 19. Qb1 Rea8 20. g5 Nh5 21. cxd5 c5 22. Ne5 Qd6 23. Nxd7 Qxd7 24. Rf3 cxd4 25. e4 e6 26. dxe6 Qxe6 27. Nc4 b5 28. Nd2 h6 29. Rc5 hxg5 30. Rxg5 Qb6 31. Kg2 d3 32. e5 Bh6 33. Rg4 Qc6 34. Kg1 Qc2 35. e6 Rxb2 36. exf7+ Kxf7 37. Qxc2 dxc2 38. Rc3 Ra1+ 39. Kf2 c1Q 40. Rxc1 Rxc1 0-1

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.23"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Evulet, Gheorghe"]
[Result "1/2-1/2"]
[ECO "D76"]
[WhiteElo "1946"]
[PlyCount "117"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d5 6. cxd5 Nxd5 7. 0-0 Nb6 8. a4 a5 9. Nc3 Nc6 10. Nb5 Nb4 11. Bf4 N6d5 12. Rc1 c6 13. Nc3 Nxf4 14. gxf4 Qd6 15. Ne5 Rd8 16. e3 f5 17. Qe2 Be6 18. Rfd1 Bb3 19. Rd2 Qe6 20. Bf1 Bxe5 21. fxe5 Rac8 22. f4 Rc7 23. Bh3 Rcd7 24. Ne4 Qf7 25. Nc5 Rc7 26. Rc3 Bd5 27. Bg2 e6 28. Qf2 b6 29. Nd3 Bxg2 30. Kxg2 Nd5 31. Rc1 Qe7 32. Rdc2 Rdc8 33. Kf3 Qd8 34. h4 Kh8 35. Qg3 Qe8 36. b3 Rg7 37. Rc4 h6 38. b4 Nxb4 39. Nxb4 axb4 40. Rxb4 Qd8 41. Rbc4 Kh7 42. Ke2 Rgc7 43. Rg1 Rg7 44. Rgc1 Rgc7 45. Rg1 Qe8 46. Qg2 c5 47. dxc5 bxc5 48. Rgc1 Qd8 49. Rg1 Rg7 50. Rgc1 Rd7 51. Qg3 Rd2+ 52. Ke1 Qd3 53. Qf3 Rh2 54. Qb7+ Kg8 55. Qxc8+ Kf7 56. Qc7+ Ke8 57. Qc8+ Kf7 58. Qc7+ Kg8 59. Qc8+ 1/2-1/2

[Event "World Amateur-ch"]
[Site "Iasi"]
[Date "2013.04.22"]
[Round "1"]
[White "Nistor, Stefan"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1693"]
[BlackElo "1946"]
[PlyCount "83"]
[EventDate "2013.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ROU"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Nc3 c6 5. Bxc4 b5 6. Bd3 Bb7 7. Nf3 e6 8. a3 Be7 9. 0-0 a6 10. e4 c5 11. dxc5 Bxc5 12. Qe2 Nbd7 13. Be3 Rc8 14. Rfd1 Qe7 15. Nd4 Ne5 16. f3 0-0 17. Nb3 Bxe3+ 18. Qxe3 Rfd8 19. Be2 Nfd7 20. Qa7 Rc6 21. Na5 Ra8 22. Qe3 Rc7 23. Rd2 b4 24. axb4 Qxb4 25. Nxb7 Qxb7 26. Qd4 Nc6 27. Qf2 Qb6 28. Qxb6 Nxb6 29. Rdd1 h6 30. Kf1 Nb4 31. Kf2 Kf8 32. Rd2 Nc6 33. Rd3 Nb4 34. Rd2 Ke7 35. Nb5 Rc2 36. Rxc2 Nxc2 37. Rc1 Nb4 38. Nc3 Rc8 39. Ke3 Nc4+ 40. Bxc4 Rxc4 41. Ne2 Rxc1 42. Nxc1 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.13"]
[Round "9"]
[White "Calder, Dennis"]
[Black "Hansen, Erle Andrea Marki"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1948"]
[BlackElo "1793"]
[PlyCount "60"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d6 4. e3 g5 5. Bg3 h5 6. f3 Nxg3 7. hxg3 Nd7 8. g4 h4 9. Nh3 e5 10. Nc3 Bg7 11. Qd2 f6 12. Bc4 Nf8 13. 0-0-0 Bd7 14. dxe5 fxe5 15. Kb1 Bf6 16. Qe2 Be7 17. g3 c6 18. gxh4 d5 19. Bb3 Rxh4 20. Nf2 Rxh1 21. Nxh1 Qc7 22. Qh2 0-0-0 23. Nf2 Ng6 24. Qh7 Be8 25. Ne2 Nh4 26. f4 exf4 27. exf4 gxf4 28. Nd4 Bg6 29. Qg7 Qd6 30. Qh6 Bxc2+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.12"]
[Round "8"]
[White "Skoien, Havard"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2121"]
[BlackElo "1948"]
[PlyCount "135"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 Nd7 8. Bd3 g6 9. 0-0 Bg7 10. Qd2 0-0 11. e4 dxc4 12. Bxc4 c5 13. d5 Ne5 14. Nxe5 Qxe5 15. Rad1 a6 16. a4 Bd7 17. Qe3 Bxa4 18. Nxa4 b5 19. Nxc5 bxc4 20. Nd7 Qxb2 21. Nxf8 Rxf8 22. d6 Rd8 23. Qc5 Qb5 24. Qc7 Rd7 25. Qc8+ Kh7 26. Rb1 Qa4 27. Qc5 c3 28. e5 Qf4 29. Rfe1 Qg4 30. Qxc3 Rxd6 31. Qc7 Rd5 32. Qxf7 Rxe5 33. Rec1 Qf5 34. Rb7 Qxf7 35. Rxf7 Kg8 36. Ra7 Rf5 37. Rxa6 Bd4 38. Rc2 Kf7 39. g3 g5 40. Kg2 g4 41. Re2 Rf6 42. Ra3 h5 43. f3 gxf3+ 44. Rxf3 e5 45. Re4 Rxf3 46. Kxf3 Kg6 47. Re2 Kf5 48. Re4 Bg1 49. Rh4 Kg5 50. Ke4 Bd4 51. Kd5 Bc3 52. Ke6 Bd4 53. Re4 Kg6 54. Rxe5 Bxe5 55. Kxe5 h4 56. g4 Kh6 57. Kf6 h3 58. Kf5 Kh7 59. Kg5 Kg7 60. Kh4 Kh6 61. Kxh3 Kg6 62. Kg3 Kf6 63. h4 Kg6 64. h5+ Kh6 65. Kf4 Kg7 66. g5 Kh7 67. g6+ Kh6 68. Kf5 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.11"]
[Round "7"]
[White "Calder, Dennis"]
[Black "Sigurdsson, Birkir Karl"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1948"]
[BlackElo "1716"]
[PlyCount "41"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 c5 5. c3 cxd4 6. exd4 Qb6 7. Bxf6 Qxb2 8. Bg5 Qxa1 9. Bb5+ Bd7 10. Bxd7+ Nxd7 11. Qb3 Rc8 12. 0-0 Bd6 13. Bc1 Rc6 14. Bb2 Rb6 15. Bxa1 Rxb3 16. axb3 Ke7 17. c4 dxc4 18. bxc4 b6 19. Nbd2 f5 20. Re1 Kf6 21. d5+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.11"]
[Round "6"]
[White "Ontiveros, John"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "1763"]
[BlackElo "1948"]
[PlyCount "80"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Bd3 dxc4 6. Bxc4 Nbd7 7. Nc3 b5 8. Bd3 a6 9. 0-0 Bb7 10. Bd2 c5 11. dxc5 Nxc5 12. Be2 Bd6 13. b4 Nce4 14. Nxe4 Nxe4 15. Rc1 0-0 16. Nd4 Rc8 17. Bf3 Qh4 18. h3 Qe7 19. Bxe4 Bxe4 20. Qg4 f5 21. Qh5 e5 22. Rxc8 Rxc8 23. Nxf5 Qe6 24. Nxd6 Qxd6 25. Rc1 Rxc1+ 26. Bxc1 g6 27. Qg4 Bf5 28. Qe2 Qxb4 29. Bb2 e4 30. Qc2 Be6 31. a3 Qc4 32. Qd2 Qd3 33. Qb4 Kf7 34. Bd4 Bc4 35. Kh2 Qe2 36. Kg3 Qh5 37. Qd6 Qg5+ 38. Kh2 Qe7 39. Qxa6 Bd3 40. Qa8 Qc7+ 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.10"]
[Round "5"]
[White "Calder, Dennis"]
[Black "Halldorsson, Bragi"]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "1948"]
[BlackElo "2178"]
[PlyCount "46"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Na6 7. f3 Nd7 8. Nxc4 e5 9. e4 exd4 10. exf5 dxc3 11. bxc3 Qf6 12. Qc2 0-0-0 13. Be2 Bc5 14. Rb1 Rhe8 15. h4 h6 16. Qb2 b6 17. Kf1 Nc7 18. Qc2 g5 19. hxg5 hxg5 20. g4 Rh8 21. Rxh8 Rxh8 22. Be3 Nd5 23. Bxc5 Nxc5 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.09"]
[Round "4"]
[White "Lensebakken, Jonar"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1643"]
[BlackElo "1948"]
[PlyCount "71"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Nbd7 4. e3 c6 5. c3 h6 6. Bh4 Qb6 7. Qc2 e6 8. Bd3 Bd6 9. Nbd2 c5 10. c4 0-0 11. 0-0 cxd4 12. Nxd4 Ng4 13. N2f3 e5 14. Bf5 Nxh2 15. Nxh2 exd4 16. cxd5 dxe3 17. fxe3 Qxe3+ 18. Bf2 Qf4 19. g3 Qg5 20. Nf3 Qd8 21. Kg2 Nf6 22. Rad1 Bxf5 23. Qxf5 Qd7 24. Qd3 a6 25. Rh1 Rfe8 26. Qd4 Ng4 27. Rh4 f5 28. Rdh1 Re4 29. Qd3 Nxf2 30. Kxf2 Rxh4 31. Nxh4 Rf8 32. Ng6 Rf6 33. Nf4 Bxf4 34. gxf4 Qd6 35. Kf3 g5 36. Rg1 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.08"]
[Round "3"]
[White "Calder, Dennis"]
[Black "Wasenius, Thomas"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1948"]
[BlackElo "1612"]
[PlyCount "51"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. c4 c5 7. cxd5 exd5 8. Nc3 Be6 9. h3 Nc6 10. Kh2 h6 11. Be3 Ne4 12. Rc1 f5 13. dxc5 g5 14. Nd4 Nxd4 15. Bxd4 g4 16. hxg4 Bg5 17. f4 Bh4 18. Nxe4 fxe4 19. gxh4 Qxh4+ 20. Bh3 Bxg4 21. Rc3 h5 22. Rg3 Kh7 23. Qb3 Rf7 24. Qxd5 Raf8 25. Be5 Bxe2 26. Qxe4+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.07"]
[Round "2"]
[White "Vignisson, Ingvar Egill"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1558"]
[BlackElo "1948"]
[PlyCount "89"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. e3 Nc6 6. Bd3 a6 7. a4 Bg4 8. f3 Bh5 9. Nge2 Bg6 10. Nf4 Bxd3 11. Nxd3 e6 12. 0-0 Bd6 13. Qe1 Nb4 14. Nxb4 Bxb4 15. Bd2 0-0 16. Nxd5 exd5 17. Bxb4 Re8 18. a5 Re6 19. Ra3 b5 20. Rc3 Rc8 21. Qd2 Rxc3 22. Qxc3 Qe8 23. Re1 Rc6 24. Bc5 Re6 25. b4 g5 26. Kf2 h5 27. Rc1 Rc6 28. Qd2 Re6 29. e4 dxe4 30. Qxg5+ Kh7 31. Qf5+ Kg8 32. d5 e3+ 33. Ke2 Qd8 34. Rd1 Re8 35. d6 Re6 36. Qg5+ Kh7 37. d7 Rc6 38. Kxe3 Ng4+ 39. Kf4 Rf6+ 40. Kg3 h4+ 41. Qxh4+ Nh6 42. Qxf6 Qxf6 43. d8Q Nf5+ 44. Kf2 Qh6 45. Qd3 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2012.03.06"]
[Round "1"]
[White "Calder, Dennis"]
[Black "Gretarsson, Hjorvar Steinn"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "1948"]
[BlackElo "2460"]
[PlyCount "56"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 Bb4 6. Qb3 Na6 7. Nc2 Be7 8. a3 0-0 9. Nb4 Nc5 10. Qc2 d5 11. e3 a5 12. Nd3 b6 13. cxd5 exd5 14. Nxc5 bxc5 15. Be2 Bb7 16. 0-0 Qc7 17. Nb5 Qc6 18. a4 Ne4 19. b3 Qh6 20. Bb2 Rad8 21. Rfe1 Nxf2 22. Kxf2 Qxh2 23. Bf3 d4 24. Bxb7 d3 25. Qc4 Bh4+ 26. Qxh4 Qxh4+ 27. Kg1 d2 28. Red1 Qe7 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.11"]
[Round "9"]
[White "Calder, Dennis"]
[Black "Williamson, Roger G"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1953"]
[BlackElo "2157"]
[PlyCount "49"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. cxd5 cxd5 6. Bf4 Nc6 7. Rc1 Bf5 8. e3 e6 9. h3 Bd6 10. Bxd6 Qxd6 11. Bd3 Bg6 12. 0-0 0-0 13. a3 Rac8 14. Na4 Rc7 15. Qe2 Rfc8 16. Bxg6 hxg6 17. Nc5 b6 18. Nd3 Ne4 19. Rc2 Na5 20. Rfc1 Nc4 21. b3 Na5 22. Rxc7 Rxc7 23. Rxc7 Qxc7 24. Qb2 Qc3 25. Qxc3 1/2-1/2

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.10"]
[Round "8"]
[White "Ruston, Mark"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C79"]
[WhiteElo "2061"]
[BlackElo "1953"]
[PlyCount "64"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Bd7 7. 0-0 g6 8. Ne1 Nh5 9. d4 Bg7 10. Be3 0-0 11. Na3 Qe8 12. dxe5 Nxe5 13. Bxd7 Nxd7 14. Qd5 b5 15. f3 Qe6 16. Qxe6 fxe6 17. Nac2 Ne5 18. Rd1 Nc4 19. Bc1 Nf4 20. Kf2 Nh5 21. Nd3 Nf6 22. Ke2 Nd7 23. Nd4 Rfe8 24. g4 d5 25. Nxe6 dxe4 26. Ndf4 exf3+ 27. Kf2 Nde5 28. Nxc7 Nxg4+ 29. Kxf3 Nxh2+ 30. Kf2 Nxf1 31. Nxa8 Rxa8 32. Rxf1 Rf8 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.09"]
[Round "7"]
[White "Calder, Dennis"]
[Black "Quinn, John M"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1953"]
[BlackElo "2151"]
[PlyCount "66"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 c6 2. Nf3 g6 3. c4 Nf6 4. Nc3 Bg7 5. e4 d6 6. g3 0-0 7. h3 a6 8. Bg2 b5 9. 0-0 bxc4 10. Qa4 d5 11. exd5 cxd5 12. Ne5 Ra7 13. Bg5 Be6 14. b3 cxb3 15. axb3 Rc7 16. Rac1 Qc8 17. Qa5 Qb7 18. Nxd5 Nxd5 19. Bxd5 Qxd5 20. Qxd5 Bxd5 21. Rxc7 f6 22. Nd7 Nxd7 23. Rxd7 Be6 24. Rxe7 Bxh3 25. Be3 Bxf1 26. Kxf1 Rb8 27. Ra7 Rxb3 28. Rxa6 Rb7 29. Ke2 Kf7 30. Kf3 Rd7 31. Ke4 f5+ 32. Kd3 g5 33. Bxg5 Rxd4+ 1/2-1/2

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.08"]
[Round "6"]
[White "Keuneke, Tobias"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1953"]
[PlyCount "88"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a6 8. 0-0 h6 9. a5 Ba7 10. Be3 Bxe3 11. fxe3 Bg4 12. Nbd2 0-0 13. h3 Bxf3 14. Qxf3 Ne7 15. Bb3 b5 16. axb6 cxb6 17. Bd5 Nfxd5 18. exd5 Qc7 19. Rfc1 a5 20. bxa5 Rxa5 21. c4 Rfa8 22. Nb3 Ra3 23. Qe2 f5 24. Qb2 R3a4 25. Rxa4 Rxa4 26. Nd2 Qa7 27. Rb1 Ra2 28. Qb4 b5 29. Re1 f4 30. cxb5 Nf5 31. b6 Qb8 32. Nc4 f3 33. Nd2 fxg2 34. Kxg2 Qd8 35. b7 Qb8 36. Kg1 Kh7 37. e4 Nh4 38. Rc1 Qd8 39. Rf1 Qg5+ 40. Kf2 Rxd2+ 41. Qxd2 Qxd2+ 42. Kg3 Qg2+ 43. Kxh4 g5+ 44. Kh5 Qxh3# 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.07"]
[Round "5"]
[White "Calder, Dennis"]
[Black "Wheldon, Philip"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1953"]
[BlackElo "2126"]
[PlyCount "156"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. a4 Nc6 8. dxc5 Qxd1 9. Rxd1 Bxc5 10. Nc3 b6 11. Bd3 Nb4 12. Bb1 Bb7 13. Nd4 0-0 14. Nb3 Be7 15. f3 Rfd8 16. e4 Rxd1+ 17. Nxd1 Rd8 18. Nf2 Nd7 19. Be3 Bf6 20. Bd3 Bxb2 21. Rb1 Bc3 22. Rc1 Rc8 23. Be2 Bf6 24. Rd1 Nc5 25. Nxc5 bxc5 26. e5 Bxe5 27. Bxc5 Nd5 28. Nd3 Bf6 29. Kf2 Nc3 30. Rd2 Nxa4 31. Be3 Rd8 32. Rc2 Rc8 33. Rxc8+ Bxc8 34. Nb4 a5 35. Nc6 Nc3 36. Nxa5 Nxe2 37. Kxe2 Ba6+ 38. Kf2 Bc3 39. Nc6 e5 40. Ne7+ Kf8 41. Nf5 Bb4 42. g4 Bd3 43. Ng3 Ke7 44. Nh5 g6 45. Ng3 Kd6 46. g5 Bc3 47. h4 Kd5 48. f4 exf4 49. Bxf4 Bd4+ 50. Kf3 Be5 51. Bd2 Bc2 52. Kg4 Bd1+ 53. Kh3 Kd4 54. Bc1 Kd3 55. Kg2 f5 56. gxf6 Bxf6 57. Kh3 h5 58. Bf4 Bg4+ 59. Kg2 Bxh4 60. Nf1 Be1 61. Nh2 Be2 62. Bg5 Bd2 63. Be7 Be3 64. Bf6 Ke4 65. Be7 g5 66. Bd8 Kf5 67. Nf1 Bxf1+ 68. Kxf1 g4 69. Kg2 Bg5 70. Bc7 h4 71. Bd6 Bf4 72. Bb4 h3+ 73. Kh1 g3 74. Be1 Ke4 75. Bf2 g2+ 76. Kg1 Be3 77. Kh2 Bxf2 78. Kxh3 g1R 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.06"]
[Round "4"]
[White "York Andersen, Anna"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1755"]
[BlackElo "1953"]
[PlyCount "86"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Ne5 9. Be2 Qg6 10. Nd2 d6 11. Kh1 Ng4 12. Bxg4 Bxg4 13. f3 Bd7 14. Nc2 Bxe3 15. Nxe3 Bc6 16. Nb3 b6 17. Nd4 Bb7 18. a4 h5 19. Nb5 Rfc8 20. Nd4 Rd8 21. Ndf5 Nxf5 22. Nxf5 Qf6 23. Ne3 Qe6 24. Nd5 Rac8 25. Nf4 Qh6 26. Nd5 Rd7 27. Qe1 Re8 28. Qd1 c6 29. Nb4 a5 30. Nc2 h4 31. h3 Re5 32. Nd4 d5 33. Nf5 Qf6 34. Qd4 c5 35. Qd2 Bc6 36. Qf2 dxe4 37. Nxh4 e3 38. Qe1 e2 39. Rg1 Rh5 40. g3 Bxf3+ 41. Nxf3 Qxf3+ 42. Kh2 Rd6 43. c4 Rxh3+ 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.05"]
[Round "3"]
[White "Calder, Dennis"]
[Black "Murray, David"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1953"]
[BlackElo "2133"]
[PlyCount "96"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. g3 Ba6 5. Qc2 Bb7 6. Bg2 c5 7. 0-0 cxd4 8. Nxd4 Bxg2 9. Kxg2 Bc5 10. Nb3 Be7 11. Nc3 Nc6 12. e4 Rc8 13. Qe2 d6 14. Be3 Ne5 15. Nd2 Qc7 16. b3 Nfg4 17. Bd4 h5 18. h3 Nf6 19. f4 Nc6 20. Nb5 Qb7 21. Bb2 a6 22. Nd4 Nxd4 23. Bxd4 0-0 24. Rae1 b5 25. Bxf6 Bxf6 26. Rc1 g6 27. Kh2 d5 28. f5 exf5 29. exd5 bxc4 30. bxc4 Rfe8 31. Qd3 Qb6 32. Rb1 Qc5 33. Rb3 Bg5 34. Nf3 Re3 35. Qd4 Qxd4 36. Nxd4 Rxc4 37. Rd1 Re4 38. Rbd3 Bf6 39. Nb3 Rc2+ 40. R3d2 Re2+ 41. Rxe2 Rxe2+ 42. Kg1 Rxa2 43. d6 Ra3 44. Rd3 Kf8 45. d7 Bd8 46. Kf1 Ke7 47. Ke2 Bb6 48. Kd2 a5 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.04"]
[Round "2"]
[White "Lie, Terje"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1644"]
[BlackElo "1953"]
[PlyCount "104"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 h6 6. Bh4 Qb6 7. Qc2 e6 8. e3 Be7 9. Bd3 dxc4 10. Bxc4 Nd5 11. Bxe7 Nxe7 12. 0-0 0-0 13. a3 Qc7 14. b4 e5 15. Rac1 exd4 16. Nxd4 Ne5 17. Be2 Bg4 18. f3 Bh5 19. Nf5 Nxf5 20. Qxf5 Bg6 21. Qf4 Qe7 22. e4 f6 23. Rfd1 Rfd8 24. Na4 Bf7 25. Nb2 b6 26. Qg3 Rxd1+ 27. Rxd1 c5 28. Qe1 cxb4 29. Qxb4 Qxb4 30. axb4 a5 31. Ra1 Kf8 32. Kf2 Ke7 33. Ke3 Nc6 34. b5 Nb4 35. Rc1 Ra7 36. Rc8 a4 37. Nxa4 Rxa4 38. Rc7+ Ke8 39. Rb7 Ra3+ 40. Kf4 Ra2 41. Bf1 Rf2 42. Rxb6 Rxf1 43. Rb8+ Ke7 44. Rb7+ Kf8 45. Rb8+ Be8 46. b6 Nd3+ 47. Kf5 Rb1 48. Ke6 Nc5+ 49. Kd6 Nd7 50. b7 Nxb8 51. Kc7 Na6+ 52. Kc8 Ke7 0-1

[Event "London Classic op"]
[Site "London"]
[Date "2011.12.03"]
[Round "1"]
[White "Calder, Dennis"]
[Black "Rudd, Jack"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1953"]
[BlackElo "2290"]
[PlyCount "84"]
[EventDate "2011.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. Nc3 d5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be6 8. 0-0 Be7 9. Bg5 0-0 10. dxc5 d4 11. Nb5 Bxc5 12. Bxf6 Qxf6 13. Nc7 Rad8 14. Nxe6 fxe6 15. a3 Bb6 16. b4 g5 17. Nd2 g4 18. Rc1 Ne5 19. Ne4 Qg6 20. Nc5 d3 21. Be4 Qh5 22. f4 gxf3 23. exf3 a5 24. Kg2 axb4 25. axb4 Rd4 26. Nxe6 Rxb4 27. Rb1 Nc4 28. Qxd3 Ne3+ 29. Kh1 Qh3 30. Bxh7+ Kh8 31. Rf2 Rxb1+ 32. Qxb1 Qxe6 33. Be4 Rd8 34. Qb2+ Kg8 35. Rd2 Rxd2 36. Qxd2 Qc4 37. h4 Qf1+ 38. Kh2 Ng4+ 39. fxg4 Bg1+ 40. Kh1 Bf2+ 41. Kh2 Qg1+ 42. Kh3 Qxg3# 0-1

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Calder, Dennis"]
[Black "Hoppe, Frank"]
[Result "1/2-1/2"]
[ECO "D91"]
[BlackElo "2139"]
[PlyCount "69"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 dxc4 8. Qa4+ Qd7 9. Qxc4 b6 10. e3 Ba6 11. Qb3 Bxf1 12. Kxf1 0-0 13. Ke2 Nc6 14. Rhd1 Na5 15. Qb4 e6 16. Rac1 Rfc8 17. c4 c5 18. dxc5 Qb7 19. cxb6 axb6 20. Qe7 Qxe7 21. Bxe7 Nc6 22. Bd6 Rxa2+ 23. Rd2 Ra6 24. Rb1 h6 25. h3 g5 26. c5 bxc5 27. Bxc5 Kh7 28. Rc2 Kg6 29. Rbc1 Rb8 30. e4 Rb3 31. Rc4 Ne5 32. Nxe5+ Bxe5 33. Be3 Ra2+ 34. R1c2 Ra1 35. Rc5 1/2-1/2

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Calder, Dennis"]
[Black "Littke, Helmut"]
[Result "1/2-1/2"]
[ECO "E90"]
[BlackElo "2053"]
[PlyCount "47"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Na6 10. Nd5 Rd6 11. Bxf6 Bxf6 12. Rc1 b6 13. b4 Bd8 14. c5 bxc5 15. bxc5 Re6 16. c6 Rb8 17. Bc4 Kg7 18. 0-0 Rxc6 19. Nxe5 Re6 20. f4 c6 21. Ne3 Bb6 22. Rf3 Rf6 23. Kh1 Nc5 24. N3g4 1/2-1/2

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Calder, Dennis"]
[Black "Moller, Christian Anker"]
[Result "1-0"]
[ECO "D58"]
[BlackElo "1955"]
[PlyCount "117"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Be2 Be6 11. 0-0 c5 12. Qd2 Nc6 13. dxc5 bxc5 14. Rac1 Qd7 15. b3 Rad8 16. Na4 c4 17. bxc4 Qe7 18. Qc2 Nb4 19. Qb3 Rb8 20. Nd4 Bd7 21. Nc3 Bxd4 22. exd4 Nd3 23. Bxd3 Rxb3 24. Nxd5 Qh4 25. axb3 Qxd4 26. Rfd1 Qb2 27. b4 Be6 28. Rb1 Qe5 29. Bf1 g5 30. b5 Kg7 31. Ra1 Bxd5 32. cxd5 Qb8 33. d6 Rd8 34. Ra6 Rd7 35. g3 f5 36. Rc6 Qd8 37. Bc4 Kf6 38. Rd5 Qa5 39. Kg2 Qe1 40. Bd3 f4 41. Rcc5 Qa1 42. Bf5 Rd8 43. d7 Ke7 44. Re5+ Kd6 45. Rcd5+ Kc7 46. Re4 f3+ 47. Kxf3 Qf1 48. Red4 h5 49. Rc5+ Kb7 50. Rc8 g4+ 51. Kf4 Qxf2+ 52. Ke5 Qe3+ 53. Re4 Qb6 54. Rxd8 Qxd8 55. Rc4 Qe7+ 56. Be6 h4 57. Rc8 Qg5+ 58. Kd6 Qd2+ 59. Bd5+ 1-0

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Opitz, Peter"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "1971"]
[PlyCount "76"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 Bf5 4. Bg2 c6 5. 0-0 h6 6. c4 e6 7. Nc3 Nbd7 8. b3 Bb4 9. Bb2 0-0 10. a3 Bxc3 11. Bxc3 Ne4 12. Bb2 a5 13. a4 Re8 14. Ne1 dxc4 15. bxc4 e5 16. Nc2 Bh7 17. Bxe4 Bxe4 18. f3 Qb6 19. fxe4 Qxb2 20. Rb1 Qc3 21. Rxb7 Red8 22. d5 Qxc4 23. Ne3 Qa6 24. Rb1 Qa7 25. Qd3 cxd5 26. exd5 Nc5 27. Qd2 Ne4 28. Qd3 Nd6 29. Rfc1 Nf5 30. Qxf5 Qxe3+ 31. Qf2 Qxf2+ 32. Kxf2 Rxd5 33. Rb7 Rd4 34. Rcc7 Ra6 35. Rxf7 Rf6+ 36. Rxf6 gxf6 37. Ra7 Rxa4 38. Kf3 h5 1/2-1/2

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Schindler, Sven"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1981"]
[PlyCount "121"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Nf3 Nf6 5. Nc3 Bg4 6. Be3 e6 7. Bxc4 Bb4 8. Qc2 0-0 9. Rd1 Bxf3 10. gxf3 Nh5 11. a3 Bxc3+ 12. Qxc3 Qh4 13. h3 Ne7 14. Qc1 h6 15. Bxh6 Qf6 16. Rg1 Qxf3 17. Qe3 Qxe3+ 18. fxe3 Kh7 19. Bg5 f6 20. Bh4 e5 21. Be2 Ng6 22. Bf2 Kh6 23. Kd2 Rf7 24. Rg4 Nf8 25. Kc2 Re8 26. Be1 g6 27. Bd2 Ne6 28. Rdg1 Rg7 29. d5 Ng5 30. h4 Nf7 31. Kb3 f5 32. exf5 gxf5 33. Rxg7 Nxg7 34. Bb4 Rd8 35. h5 Rd7 36. Rg6+ Kh7 37. a4 a6 38. a5 Nd6 39. Bc3 Re7 40. Bf3 Nb5 41. Rf6 Nd6 42. Kb4 Nde8 43. Rg6 Nd6 44. Kc5 Re8 45. b3 Nf7 46. Rf6 Re7 47. Ba1 Rd7 48. Bd1 Nd6 49. Bc2 e4 50. Bd1 Nc8 51. h6 Ne7 52. hxg7 Rxd5+ 53. Kc4 Rxd1 54. Bc3 Rd3 55. Rf8 Ng8 56. Bd4 c5 57. Bc3 Rxe3 58. Rxf5 Rf3 59. Rf8 Rg3 60. Rb8 e3 61. Re8 1-0

[Event "GER-chT9 KI-32 Br03 email"]
[Site "GER email"]
[Date "2011.10.17"]
[Round "?"]
[White "Ziechaus, Lothar"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1568"]
[PlyCount "106"]
[EventDate "2011.10.23"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2015"]
[Source "ChessBase"]
[SourceDate "2015.07.17"]
[SourceVersion "1"]
[SourceVersionDate "2015.07.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Bb4 5. exd5 exd5 6. Bb5 Bg4 7. Bxc6+ bxc6 8. 0-0 Ne7 9. h3 Bf5 10. Bf4 0-0 11. Nh4 Bc8 12. Re1 h6 13. Qd3 Re8 14. Be5 Bd6 15. Qg3 g5 16. f4 Nf5 17. Nxf5 Bxf5 18. Re3 Bxc2 19. Qf2 gxf4 20. Qxf4 Rxe5 21. dxe5 Bc5 22. Rc1 Bxe3+ 23. Qxe3 d4 24. Qg3+ Bg6 25. Ne4 d3 26. Qe3 Kg7 27. Nd2 Qd5 28. b3 Re8 29. Nf3 Rd8 30. Qxa7 Be4 31. Qe3 Bxf3 32. gxf3 Re8 33. f4 Re6 34. Kh2 Rg6 35. Qf2 h5 36. Rf1 h4 37. Qf3 Qa5 38. Qf2 Rg3 39. Rb1 Qd5 40. Rb2 c5 41. a3 c4 42. bxc4 Qxc4 43. Rb4 Qe6 44. f5 Qxe5 45. Qd4 Qxd4 46. Rxd4 c5 47. Rxh4 Rf3 48. Rg4+ Kf8 49. Rg1 c4 50. Kg2 Rxf5 51. Rd1 Rd5 52. Kf3 d2 53. Ke4 Rd7 0-1

[Event "Oberliga Nord W 1011"]
[Site "Germany"]
[Date "2011.04.10"]
[Round "9.8"]
[White "Dornieden, Manfred"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2231"]
[BlackElo "1949"]
[PlyCount "86"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Oldenburg Union"]
[BlackTeam "Bremer SG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 e5 6. Nge2 Nge7 7. 0-0 0-0 8. d3 d6 9. a3 a5 10. Nb5 Be6 11. Nec3 Qd7 12. Ne4 Nc8 13. Ng5 N8e7 14. Nxe6 fxe6 15. e4 Nd4 16. Nxd4 exd4 17. Bh3 Nc6 18. f4 a4 19. Bd2 Qe7 20. Qg4 Rfe8 21. Rae1 Rab8 22. Qd1 Ra8 23. f5 exf5 24. exf5 Ne5 25. fxg6 hxg6 26. Bf4 Rf8 27. Bxe5 Rxf1+ 28. Rxf1 Bxe5 29. Qg4 Kg7 30. Bg2 Rb8 31. Be4 Qe8 32. Qf3 Qe7 33. Bd5 Bf6 34. Rf2 b5 35. Re2 Be5 36. cxb5 Rxb5 37. Qe4 Qg5 38. Qf3 Rxb2 39. Rxb2 Qc1+ 40. Qf1 Qxb2 41. Qf7+ Kh6 42. Qf8+ Bg7 43. Qf4+ Kh7 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.15"]
[Round "8"]
[White "Calder, Dennis"]
[Black "Finnbogadottir, Tinna Kristin"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "1949"]
[BlackElo "1791"]
[PlyCount "120"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 Nf6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 c5 10. Qe2 Bb7 11. Re1 cxd4 12. Nxd4 Be7 13. b3 0-0 14. Bb2 Qb6 15. Rac1 Rac8 16. Qf1 Rfd8 17. Bb1 Ne5 18. h3 Ba8 19. Nce2 Ng6 20. Rxc8 Rxc8 21. Ng3 Nh4 22. f3 Nd5 23. Qd3 g6 24. Kh1 Bg5 25. Nc2 Bxe3 26. Ne2 Bg5 27. a3 Qf2 28. Rg1 Nf4 29. Nxf4 Bxf4 30. Qd4 Qxd4 31. Nxd4 Be5 32. Rd1 Rd8 33. Be4 Bxe4 34. fxe4 Bxd4 35. Rxd4 Rxd4 36. Bxd4 g5 37. Bf6 h6 38. Kg1 Ng6 39. g3 Nf8 40. Kf2 Nd7 41. Be7 f5 42. Ke3 Kf7 43. Bd6 Nf6 44. exf5 exf5 45. Kd4 Ke6 46. Bf8 h5 47. Bh6 g4 48. hxg4 hxg4 49. Bf4 Nh5 50. Bb8 Kf6 51. a4 bxa4 52. bxa4 Kg5 53. Ke3 Kf6 54. Kd4 Ke6 55. Kc5 f4 56. gxf4 Kf5 57. Kb6 g3 58. Ba7 Nxf4 59. Kxa6 Ke4 60. Kb5 Ne2 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.14"]
[Round "7"]
[White "Calder, Dennis"]
[Black "Agrest, Inna"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1949"]
[BlackElo "2170"]
[PlyCount "68"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. e3 d5 5. c3 Nc6 6. g3 e5 7. dxc5 Bxc5 8. Bg2 Be6 9. Ne2 Qd7 10. 0-0 h5 11. b4 Bb6 12. c4 dxc4 13. Qa4 Ne7 14. Qxd7+ Bxd7 15. Bxb7 Rb8 16. Bg2 h4 17. Nbc3 hxg3 18. Nxg3 f5 19. Rfe1 Bc7 20. a3 e4 21. Rad1 Be5 22. Nd5 Ba4 23. Nxe7 Kxe7 24. Rd5 Ke6 25. Ra5 Bb3 26. Rxa7 Rb6 27. Bf1 c3 28. Ra5 c2 29. Rc5 Rd6 30. Bc4+ Bxc4 31. Rxc4 Rd1 32. Rf1 Rd2 33. Re1 Bxg3 34. hxg3 Rd1 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.13"]
[Round "6.72"]
[White "Helgadottir, Sigridur Bjorg"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D47"]
[WhiteElo "1712"]
[BlackElo "1949"]
[PlyCount "145"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. d4 d5 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 a6 9. 0-0 Bb7 10. Re1 b4 11. Ne2 c5 12. Nf4 Qb6 13. Ng5 Be7 14. Nxf7 Kxf7 15. Nxe6 Bd5 16. Ng5+ Ke8 17. Bxd5 Nxd5 18. Qf3 Bxg5 19. Qxd5 Qd8 20. Bd2 Be7 21. dxc5 Nxc5 22. Qxd8+ Rxd8 23. Bxb4 Nd3 24. Bxe7 Kxe7 25. Re2 Rd6 26. Rd2 Rhd8 27. Kf1 Nb4 28. Rxd6 Rxd6 29. Ke2 Rc6 30. Rd1 Nxa2 31. Rd2 Nb4 32. f4 a5 33. e4 Rc2 34. g4 Rc1 35. g5 Rh1 36. Ke3 Re1+ 37. Re2 Nc2+ 38. Kd2 Rxe2+ 39. Kxe2 Ke6 40. Kd3 Nb4+ 41. Kd4 g6 42. h4 Nc2+ 43. Kc4 Ne3+ 44. Kb5 Nd1 45. b3 Nc3+ 46. Kxa5 Nxe4 47. b4 Nd6 48. Kb6 Nf5 49. Kc6 Ne7+ 50. Kc5 Kd7 51. b5 Nc8 52. Kd5 Ke7 53. Ke5 Nd6 54. h5 gxh5 55. f5 Nxb5 56. g6 h6 57. f6+ Kf8 58. Ke6 Nc7+ 59. Kd6 Ne8+ 60. Ke6 Nxf6 61. Kf5 Kg7 62. Kf4 Kxg6 63. Kf3 Kg5 64. Kg3 Ne4+ 65. Kh3 Nf6 66. Kg3 Nd5 67. Kh3 Nf4+ 68. Kg3 h4+ 69. Kh2 Kg4 70. Kh1 Kg3 71. Kg1 Nh3+ 72. Kh1 Nf2+ 73. Kg1 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.12"]
[Round "4.78"]
[White "Calder, Dennis"]
[Black "Sigurdsson, Birkir Karl"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1949"]
[BlackElo "1481"]
[PlyCount "47"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Qxd2 Ne4 7. Qc2 d5 8. e3 c6 9. Bd3 Nf6 10. 0-0 0-0 11. Nc3 Nbd7 12. Rfe1 dxc4 13. Bxc4 Nb6 14. Ba2 c5 15. Rad1 cxd4 16. exd4 Qc7 17. Bb1 Bd7 18. Ng5 h6 19. Nh7 Ng4 20. g3 Rfc8 21. h3 g6 22. hxg4 Kxh7 23. Kg2 Ba4 24. Nxa4 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.12"]
[Round "5.77"]
[White "Johannesson, Kristofer Joel"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1437"]
[BlackElo "1949"]
[PlyCount "42"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. Nce4 0-0-0 12. g4 Qd5 13. Bf4 Bf8 14. Qf3 gxf6 15. Nxe6 fxe6 16. Qe2 Bg7 17. Nd2 e5 18. Bg3 d3 19. cxd3 Nd4 20. Qd1 cxd3 21. Rf1 Ne2+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.11"]
[Round "3.72"]
[White "Johannesson, Oliver Aron"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1554"]
[BlackElo "1949"]
[PlyCount "153"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. d4 Bxd4 6. Nxd4 exd4 7. e5 d5 8. exf6 dxc4 9. fxg7 Rg8 10. Re1+ Be6 11. Qh5 Qf6 12. Qxh7 Qxg7 13. Qxg7 Rxg7 14. Bf4 0-0-0 15. Nd2 Nb4 16. Rec1 Nd5 17. Bg3 c3 18. bxc3 Nxc3 19. Re1 c5 20. Be5 Rg4 21. Nb3 b6 22. a4 Bxb3 23. cxb3 Re4 24. Rxe4 Nxe4 25. a5 f6 26. Bf4 b5 27. f3 Nc3 28. Bd2 Ne2+ 29. Kf2 d3 30. Be3 Rd5 31. a6 Nd4 32. Bxd4 Rxd4 33. Ke1 Kc7 34. Kd2 Kb6 35. g4 Rf4 36. Rf1 Kxa6 37. Kxd3 Ka5 38. h4 Kb4 39. h5 Kxb3 40. Rb1+ Ka4 41. Ke3 Rd4 42. Ra1+ Kb4 43. Rxa7 Rd1 44. Rf7 c4 45. h6 c3 46. h7 Rh1 47. Kd3 Kb3 48. Rc7 b4 49. f4 Rd1+ 50. Ke2 Rd2+ 51. Ke3 Rd8 52. g5 fxg5 53. fxg5 Kb2 54. g6 Rh8 55. Kd3 b3 56. Rxc3 Rd8+ 57. Kc4 Rc8+ 58. Kb5 Rb8+ 59. Kc4 Rc8+ 60. Kd4 Rd8+ 61. Ke3 Kxc3 62. g7 Re8+ 63. Kf3 b2 64. h8Q Rxh8 65. gxh8Q+ Kc2 66. Qc8+ Kd2 67. Qd7+ Kc2 68. Qc6+ Kb3 69. Qb5+ Kc2 70. Qc4+ Kd1 71. Qb3+ Kc1 72. Qc3+ Kb1 73. Ke3 Ka2 74. Qa5+ Kb3 75. Qb5+ Ka2 76. Qa4+ Kb1 77. Kd3 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.10"]
[Round "2.44"]
[White "Calder, Dennis"]
[Black "Sipila, Vilka"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1949"]
[BlackElo "2347"]
[PlyCount "82"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Na6 2. e4 Nf6 3. Nc3 e6 4. a3 d5 5. e5 Nd7 6. f4 c5 7. Nf3 b6 8. Bd3 cxd4 9. Nb5 Nac5 10. Nfxd4 Bb7 11. 0-0 a6 12. Nc3 g6 13. Qe1 Bg7 14. Bd2 0-0 15. Be2 f6 16. Bg4 Re8 17. exf6 Nxf6 18. Bf3 Nfe4 19. Be3 Nd6 20. Rd1 Qc7 21. Qh4 b5 22. Rfe1 Nc4 23. Bc1 Qb6 24. Qf2 b4 25. axb4 Qxb4 26. b3 Qxc3 27. bxc4 Qxc4 28. Kh1 Rac8 29. Be2 Ne4 30. Qe3 Qa4 31. Bf3 e5 32. fxe5 Bxe5 33. Bxe4 dxe4 34. Ne2 Rxc2 35. Nd4 Rc4 36. Bb2 Bg7 37. Ba1 Rd8 38. Rb1 Bxd4 39. Bxd4 Rcxd4 40. Rxb7 Rd1 41. Rb1 Rxb1 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.09"]
[Round "1.39"]
[White "Thomassen, Joachim"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "C79"]
[WhiteElo "2396"]
[BlackElo "1949"]
[PlyCount "57"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. 0-0 Bd7 7. c3 g6 8. Re1 Bg7 9. d4 0-0 10. d5 Ne7 11. c4 Bg4 12. Nc3 Nh5 13. h3 Bd7 14. Bxd7 Qxd7 15. a4 h6 16. a5 Nf4 17. b4 f5 18. Bxf4 exf4 19. e5 dxe5 20. Nxe5 Qd6 21. c5 Qf6 22. Qd3 Rad8 23. Qc4 Kh7 24. Rad1 f3 25. Nxf3 Nc8 26. Ne2 Qf7 27. Nf4 c6 28. Ne6 cxd5 29. Rxd5 1-0

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.05"]
[Round "7"]
[White "Calder, Dennis"]
[Black "Bielstein, Bernd"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "1949"]
[BlackElo "1628"]
[PlyCount "101"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. f3 0-0 7. Nge2 c5 8. a3 Bxc3+ 9. Nxc3 d6 10. d5 e5 11. 0-0 Qe7 12. b3 Na6 13. Ra2 Nc7 14. e4 Nd7 15. Qe1 Kh8 16. Qg3 Rg8 17. f4 f6 18. f5 g5 19. fxg6 Rxg6 20. Qh3 Rag8 21. Raf2 Bc8 22. Be2 Qg7 23. Bh5 Nf8 24. Qf3 Bg4 25. Bxg4 Rxg4 26. Qxf6 Qxf6 27. Rxf6 Rxg2+ 28. Kh1 Rc2 29. Rxf8 Rxf8 30. Rxf8+ Kg7 31. Bh6+ Kxh6 32. Nb5 Nxb5 33. cxb5 c4 34. bxc4 Rxc4 35. Rf6+ Kg5 36. Rxd6 Rc2 37. Rc6 Rd2 38. Rc7 Kf4 39. Rxh7 Kf3 40. Rf7+ Kxe4 41. h4 Rxd5 42. h5 Ke3 43. h6 e4 44. h7 Rh5+ 45. Kg2 Kd2 46. Rd7+ Ke2 47. Rxa7 e3 48. a4 Kd2 49. Rd7+ Kc3 50. a5 e2 51. Kf2 1-0

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.04"]
[Round "6"]
[White "Boehning, Kilian"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1688"]
[BlackElo "1949"]
[PlyCount "76"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nc3 c6 4. Qd2 Bf5 5. f3 Qb6 6. 0-0-0 Nbd7 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 c5 10. Nge2 Bd6 11. g4 Bxf4 12. Nxf4 0-0-0 13. Nce2 Kb8 14. c3 Rc8 15. Kb1 Rhd8 16. Qc2 g5 17. Nd3 Ne8 18. Ng3 Nd6 19. Rhe1 Nc4 20. Qb3 Qd6 21. Nf2 Rc6 22. dxc5 Nxc5 23. Qxc4 dxc4 24. Rxd6 Rcxd6 25. Nf1 Nd3 26. Nxd3 Rxd3 27. Kc2 Kc7 28. Re2 b5 29. Ng3 Rd1 30. Ne4 h6 31. Nd2 Ra1 32. a3 Rh1 33. e4 e5 34. Rf2 Kc6 35. Re2 Rd3 36. a4 a6 37. axb5+ axb5 38. Rf2 Re3 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.04"]
[Round "5"]
[White "Calder, Dennis"]
[Black "Kollars, Dmitrij"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1949"]
[BlackElo "1799"]
[PlyCount "46"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 Nbd7 7. Be3 e5 8. dxe5 dxe5 9. 0-0 c6 10. Qc2 Qc7 11. Rfd1 Re8 12. Rd2 Nf8 13. Rad1 Ne6 14. Ng5 Nd4 15. Bxd4 exd4 16. Rxd4 Ng4 17. Bxg4 Bxg4 18. R4d3 Bxd1 19. Qxd1 Rad8 20. Nf3 Rxd3 21. Qxd3 Rd8 22. Qc2 Qd6 23. g3 Qd3 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.03"]
[Round "3"]
[White "Calder, Dennis"]
[Black "Afken, Jonas"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1949"]
[BlackElo "1786"]
[PlyCount "63"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 Nbd7 6. Be3 e5 7. Nf3 0-0 8. b4 exd4 9. Bxd4 c5 10. bxc5 dxc5 11. Be3 Ng4 12. Bd2 Qe7 13. 0-0 b6 14. Nd5 Qd6 15. Bf4 Nge5 16. Qc2 Bb7 17. Rad1 Rad8 18. Bg3 h6 19. Nxe5 Nxe5 20. f4 Nc6 21. e5 Qb8 22. Bh4 Nd4 23. Rxd4 cxd4 24. Bxd8 Rxd8 25. Bf3 Qa8 26. Qe4 Kf8 27. e6 Rc8 28. Re1 Bxd5 29. cxd5 f5 30. e7+ Kg8 31. Qe6+ Kh7 32. e8Q 1-0

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.03"]
[Round "4"]
[White "Langenfeld, Olaf"]
[Black "Calder, Dennis"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2022"]
[BlackElo "1949"]
[PlyCount "81"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d4 cxd4 9. exd4 d5 10. cxd5 exd5 11. Bg5 f6 12. Be3 Be6 13. Qb3 Na5 14. Qb5 a6 15. Qd3 Qd7 16. Nf4 Bf7 17. b3 g5 18. Nfe2 Nac6 19. Na4 Qd6 20. Qd2 Rab8 21. Rac1 Nf5 22. Rc3 Nd8 23. Rfc1 Ne6 24. Nc5 h6 25. a4 Rfe8 26. a5 Nxe3 27. fxe3 Nxc5 28. dxc5 Qe5 29. Re1 Rbd8 30. Nd4 f5 31. Rf1 Bg6 32. Rd3 Qc7 33. Nxf5 Qxc5 34. b4 Qc8 35. Bxd5+ Kh8 36. Nxg7 Kxg7 37. e4 Qc7 38. Rdf3 Re7 39. Qd4+ Kh7 40. Rf6 Rg7 41. Rb6 1-0

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.02"]
[Round "2"]
[White "Aldegeerds, Julian"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1577"]
[BlackElo "1949"]
[PlyCount "116"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 h6 6. h3 d6 7. Be3 a6 8. a3 Be6 9. Qd2 d5 10. exd5 Nxd5 11. Rd1 Qd7 12. Nxd5 Bxd5 13. Bxd5 Qxd5 14. 0-0 0-0 15. Rfe1 f5 16. d4 e4 17. Ne5 Nxe5 18. dxe5 Qxd2 19. Rxd2 Rad8 20. Red1 Rxd2 21. Rxd2 Rd8 22. Rxd8+ Bxd8 23. f3 Kf7 24. fxe4 fxe4 25. Kf2 c6 26. Bd4 Bg5 27. g3 Ke6 28. c4 Bc1 29. a4 c5 30. Bc3 h5 31. b3 h4 32. g4 Bf4 33. Ba5 g5 34. Bb6 Kxe5 35. Bxc5 Bd2 36. Ke2 Bf4 37. a5 Ke6 38. b4 Ke5 39. Be3 Bg3 40. b5 Kd6 41. Kd2 Be5 42. Bxg5 Kc5 43. bxa6 bxa6 44. Bxh4 Kxc4 45. Bd8 Bf4+ 46. Ke2 Kd5 47. g5 Ke6 48. h4 Kf5 49. h5 Bxg5 50. Bxg5 Kxg5 51. Ke3 Kxh5 52. Kxe4 Kg6 53. Kd5 Kf7 54. Kc6 Ke8 55. Kb6 Kd8 56. Kxa6 Kc8 57. Ka7 Kc7 58. a6 Kc8 1/2-1/2

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2011.01.02"]
[Round "1"]
[White "Calder, Dennis"]
[Black "Borkenhagen, Bernd"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1949"]
[BlackElo "1733"]
[PlyCount "116"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 Bd6 5. Nf3 Nd7 6. e4 dxe4 7. Nxe4 Ndf6 8. Nxd6+ Qxd6 9. Bd3 Nd7 10. 0-0 Ngf6 11. Qe2 0-0 12. Bg5 h6 13. Bh4 Re8 14. Rad1 Qf8 15. Rfe1 Kh8 16. Bb1 b6 17. Qc2 Qg8 18. Re2 Bb7 19. Ne5 a6 20. a4 Rab8 21. Bg3 Rbc8 22. c5 b5 23. a5 Nxe5 24. Bxe5 Nd5 25. Rde1 Rcd8 26. Qd2 f6 27. Bd6 g5 28. h4 Bc8 29. hxg5 hxg5 30. Re4 Qg7 31. Qe2 Qf7 32. Ba2 Bd7 33. Bb3 Kh7 34. Bc2 f5 35. Qf3 Kg6 36. Rg4 Rh8 37. Rg3 Rh4 38. Be5 Qh7 39. Kf1 Rh1+ 40. Ke2 Rxe1+ 41. Kxe1 Qh5 42. Qb3 Qh1+ 43. Kd2 Qh4 44. Bd1 Rf8 45. Qf3 Rf7 46. Rh3 g4 47. Rxh4 gxf3 48. Bxf3 Rh7 49. Rxh7 Kxh7 50. Bxd5 exd5 51. Ke3 Kg6 52. Kf4 Be6 53. Bh8 Kh7 54. Bf6 Kg6 55. Ke5 Kf7 56. Bg5 Bd7 57. Kd6 Be8 58. Bd8 Kg6 1-0

[Event "Oberliga Nord W 1011"]
[Site "Germany"]
[Date "2010.10.24"]
[Round "2.7"]
[White "Calder, Dennis"]
[Black "Buchenau, Frank"]
[Result "1/2-1/2"]
[ECO "E42"]
[WhiteElo "1949"]
[BlackElo "2264"]
[PlyCount "114"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Bremer SG"]
[BlackTeam "Goettingen Tempo"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 c5 5. Nge2 d5 6. a3 Ba5 7. dxc5 dxc4 8. Qxd8+ Bxd8 9. Nd4 Nbd7 10. Bxc4 Nxc5 11. b4 Ncd7 12. Bb2 a6 13. Bb3 Ne5 14. Ke2 Bd7 15. Rhd1 Rc8 16. Ra2 Nc4 17. Ba1 0-0 18. Na4 e5 19. Nf3 Bb5 20. Ke1 Be7 21. Nxe5 Nxa3 22. Nc5 a5 23. Rxa3 axb4 24. Ra5 Rxc5 25. Bd4 Rxe5 26. Bxe5 Bc6 27. f3 Re8 28. e4 Nd7 29. Bd6 Bd8 30. Rf5 Bf6 31. Bxb4 Ne5 32. Bd5 Bd7 33. Rxe5 Bxe5 34. Bxf7+ Kxf7 35. Rxd7+ Kf6 36. Rxb7 Bxh2 37. Bc3+ Be5 38. Rb6+ Kf7 39. Bxe5 Rxe5 40. Kf2 g5 41. Ke3 Ra5 42. Rd6 Ra2 43. Rd2 Ra3+ 44. Kf2 h5 45. Rd5 Ra2+ 46. Kg3 Kf6 47. Rf5+ Kg6 48. Kh3 Re2 49. f4 Re3+ 50. g3 gxf4 51. Rxf4 Re2 52. g4 hxg4+ 53. Kxg4 Re3 54. Kh4 Kh6 55. Rg4 Rf3 56. Rg3 Rf4+ 57. Rg4 Rf3 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.04.03"]
[Round "9"]
[White "Herrmann, Andreas"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2186"]
[BlackElo "1920"]
[PlyCount "102"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 c6 4. Bf4 Bf5 5. Nbd2 h6 6. e3 e6 7. Be2 Be7 8. 0-0 0-0 9. a4 Qb6 10. b4 a5 11. b5 Nbd7 12. c4 c5 13. Rc1 cxd4 14. Nxd4 Bd6 15. Bxd6 Qxd6 16. Nxf5 exf5 17. cxd5 Ne5 18. Nc4 Nxc4 19. Rxc4 Qxd5 20. Qxd5 Nxd5 21. Bf3 Rfd8 22. Rd1 Nb6 23. Rcd4 Rxd4 24. Rxd4 Rc8 25. g3 Rc4 26. Rd6 Nxa4 27. Bxb7 Nc3 28. Ba6 Rb4 29. b6 a4 30. Bc4 a3 31. Rd8+ Kh7 32. Ra8 a2 33. Bxa2 Nxa2 34. Rxa2 Rxb6 35. h4 Kg6 36. Ra5 Kf6 37. Kg2 h5 38. e4 fxe4 39. Rxh5 Re6 40. Kf1 e3 41. f4 e2+ 42. Ke1 g6 43. Rb5 Re3 44. g4 Re4 45. g5+ Kg7 46. f5 gxf5 47. Rxf5 Rxh4 48. Kxe2 Kg6 49. Rf6+ Kxg5 50. Rxf7 Rf4 51. Rxf4 Kxf4 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.04.02"]
[Round "8"]
[White "Calder, Dennis"]
[Black "Fleck, Ronald"]
[Result "1/2-1/2"]
[ECO "D67"]
[WhiteElo "1920"]
[BlackElo "1925"]
[PlyCount "97"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4 h6 12. Rc1 N7f6 13. Qd3 Rd8 14. Nxf6+ Nxf6 15. Bb3 e5 16. Nxe5 Qxe5 17. dxe5 Rxd3 18. exf6 Be6 19. Bc2 Rd2 20. Rfd1 Rad8 21. b3 gxf6 22. Kf1 Kf8 23. Ke1 Rxd1+ 24. Rxd1 Rxd1+ 25. Kxd1 Ke7 26. Kd2 Kd6 27. Kc3 a5 28. a3 b6 29. b4 axb4+ 30. axb4 f5 31. h4 Ke5 32. g3 Bd5 33. f4+ Ke6 34. Kd4 f6 35. Bd3 Bf3 36. Bc4+ Kd6 37. Bd3 Ke6 38. Bc2 Bd5 39. Bd1 Bg2 40. Be2 Bd5 41. Ba6 Kd6 42. Bc8 Be6 43. Ba6 Bd5 44. Be2 Be6 45. Bd3 Bd7 46. e4 fxe4 47. Bxe4 Bc8 48. Bf3 f5 49. Bg2 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.04.01"]
[Round "7"]
[White "Sieber, Gunnar"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1920"]
[PlyCount "126"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. Ne4 c6 12. 0-0 0-0 13. Nc5 Qb6 14. Rfe1 Qxb3 15. Bxb3 Rd8 16. h3 h6 17. a3 Kf8 18. Rad1 b6 19. Ne4 Be6 20. Rd2 Nc7 21. Bxe6 Nxe6 22. Nc3 Rac8 23. Kf1 Rc7 24. Red1 Rcd7 25. b4 f6 26. g3 Ng5 27. Kg2 Nxf3 28. Kxf3 Kf7 29. h4 f5 30. Ke3 Ke6 31. Ne2 Nd5+ 32. Kf3 g5 33. hxg5 hxg5 34. Rh1 Nf6 35. Rc1 Rd6 36. Rdc2 Kd7 37. Kg2 Rh8 38. f3 Nd5 39. Kf2 Rdh6 40. Ke1 Rh1+ 41. Kd2 Rxc1 42. Rxc1 Rh2 43. Rf1 f4 44. g4 Kd6 45. Kd3 a6 46. Nc3 Nxc3 47. Kxc3 Re2 48. Rd1 Kd5 49. Rd3 Ra2 50. Kb3 Ra1 51. Kb2 Re1 52. Kc3 Rc1+ 53. Kb3 Rc4 54. a4 Rxd4 55. Rc3 c5 56. bxc5 bxc5 57. a5 Rb4+ 58. Ka3 Kd4 59. Rc1 Rb5 60. Ka4 c4 61. Re1 c3 62. Re6 c2 63. Rc6 Rc5 0-1

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.31"]
[Round "6"]
[White "Calder, Dennis"]
[Black "Schoene, Jan Hendrik"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "1920"]
[PlyCount "34"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. Nc3 f5 5. Bg5 Nf6 6. e3 Bd6 7. g3 0-0 8. Bg2 Nbd7 9. 0-0 h6 10. Bxf6 Nxf6 11. Qc2 Ne4 12. Nxe4 fxe4 13. Nd2 Qg5 14. Rae1 Bd7 15. f3 exf3 16. Rxf3 Bb4 17. Ref1 c5 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.30"]
[Round "5"]
[White "Segelken, Peter"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C72"]
[WhiteElo "1846"]
[BlackElo "1920"]
[PlyCount "108"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. 0-0 Bd7 7. c3 g6 8. h3 Bg7 9. Be3 0-0 10. Nbd2 Nh5 11. Kh2 Nf4 12. Bxf4 exf4 13. d4 Rb8 14. Bc2 Qe7 15. Bd3 Rfe8 16. Qc2 Kh8 17. Rae1 Qf8 18. Re2 Re7 19. Rfe1 Rbe8 20. b4 f5 21. exf5 Rxe2 22. Rxe2 Rxe2 23. Bxe2 Bxf5 24. Bd3 Bd7 25. a4 Ne7 26. a5 Nd5 27. Be4 Bf5 28. Bxf5 Qxf5 29. Qxf5 gxf5 30. Nb1 Bf6 31. Kg1 Kg7 32. Kf1 c5 33. bxc5 dxc5 34. c4 Nb4 35. d5 Nd3 36. Nfd2 Bd4 37. f3 Nc1 38. Ke1 Kf6 39. Kd1 Nd3 40. Nb3 Nb2+ 41. Kc2 Nxc4 42. Nxd4 cxd4 43. Kd3 Nxa5 44. Kxd4 b6 45. Nd2 Nb7 46. Nc4 b5 47. Ne5 Ke7 48. Nd3 Kd6 49. Nxf4 Nc5 50. Nh5 a5 51. f4 a4 52. Nf6 a3 53. Kc3 Ne4+ 54. Nxe4+ fxe4 0-1

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.29"]
[Round "4"]
[White "Calder, Dennis"]
[Black "Wilckens, Renk"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1920"]
[PlyCount "39"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. h4 Nd7 5. Be3 e6 6. Qd2 Ne7 7. f4 a6 8. a4 b6 9. Nf3 Bb7 10. Bd3 c5 11. 0-0 d5 12. b3 Rc8 13. Qe2 cxd4 14. Bxd4 Bxd4+ 15. Nxd4 Rxc3 16. exd5 Bxd5 17. Bxa6 0-0 18. Qd2 Qc7 19. Bc4 Rxc4 20. bxc4 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.28"]
[Round "3"]
[White "Bergmann, Reinhold"]
[Black "Calder, Dennis"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "1929"]
[BlackElo "1920"]
[PlyCount "114"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. h3 h6 11. d5 Na5 12. Be3 Bxe3 13. Rxe3 c6 14. dxc6 Bxc6 15. Nbd2 Nxb3 16. Qxb3 0-0 17. Rd1 Qc7 18. Nh4 d5 19. exd5 Nxd5 20. Rg3 Nf4 21. Re1 Qd8 22. Nhf3 Nh5 23. Rg4 Nf6 24. Rg3 Nh5 25. Rg4 Bd5 26. Qd1 f6 27. a4 Nf4 28. Qc2 Qd7 29. axb5 axb5 30. Nf1 Be6 31. Rh4 g5 32. Rd1 Qh7 33. Qxh7+ Kxh7 34. Rg4 Rfd8 35. Re1 Bxg4 36. hxg4 Ra2 37. Rb1 Nd3 38. Ne3 Rxb2 39. Rf1 Rb3 40. c4 b4 41. Nd5 Kg6 42. Nd2 Rb2 43. Ne4 Rc2 44. Rd1 Rc1 45. Rxc1 Nxc1 46. Nxb4 Rd1+ 47. Kh2 Rd4 48. f3 f5 49. gxf5+ Kxf5 50. Nd5 Ne2 51. Ne3+ Ke6 52. Kh3 Rd8 53. Kg4 Nd4 54. Nc5+ Kf6 55. Kh5 Ne6 56. Ne4+ Kf7 57. c5 Ra8 1/2-1/2

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.28"]
[Round "2"]
[White "Calder, Dennis"]
[Black "Meyer, Malte"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1920"]
[BlackElo "2294"]
[PlyCount "60"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. Nc3 Nf6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. a4 b4 12. Ne4 Nxe4 13. Bxe4 Nf6 14. Bd3 c5 15. dxc5 Rc8 16. e4 Rxc5 17. Qe2 Qa8 18. Be3 Rh5 19. Rfd1 Rd8 20. Rac1 Nxe4 21. Bxe4 Bxe4 22. Ng5 Bxh2+ 23. Kf1 Bxg2+ 24. Ke1 g6 25. Rxd8+ Qxd8 26. Qa6 Kg7 27. Rd1 Qf6 28. Nxf7 Qxf7 29. Qc8 Rd5 30. Rxd5 Bxd5 0-1

[Event "Bremen-ch op"]
[Site "Bremen"]
[Date "2010.03.27"]
[Round "1"]
[White "Rademacher, Uwe"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1920"]
[PlyCount "46"]
[EventDate "2010.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 d6 9. Nf5 Nxf5 10. Bxc5 dxc5 11. exf5 Rd8 12. Nd2 Bxf5 13. Qc1 Ne5 14. Bb3 Qg6 15. Kh1 Bd3 16. Re1 Ng4 17. f3 Nf2+ 18. Kg1 Nh3+ 19. Kh1 Nf4 20. g3 Ne2 21. Qd1 Nxg3+ 22. Kg2 Ne4+ 23. Kh3 Nf2+ 0-1

[Event "Cologne Longerich op 6th"]
[Site "Cologne"]
[Date "2009.08.23"]
[Round "3"]
[White "Calder, Dennis"]
[Black "Metul, Anton"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1865"]
[BlackElo "1391"]
[PlyCount "53"]
[EventDate "2009.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Qc2 Be7 6. e4 dxc4 7. Bxc4 b5 8. Bd3 a5 9. 0-0 Na6 10. Qe2 Rb8 11. Bf4 Rb7 12. Rad1 h6 13. Ne5 Qb6 14. d5 exd5 15. exd5 0-0 16. dxc6 Rb8 17. Nd7 Nxd7 18. cxd7 Bd6 19. Bxd6 Bb7 20. Bxf8 Rxf8 21. Qe8 Bc6 22. Nd5 Bxd5 23. Bh7+ Kxh7 24. Qxf8 Qc6 25. d8Q Bxg2 26. Qg8+ Kg6 27. Rd6+ 1-0

[Event "Cologne Longerich op 6th"]
[Site "Cologne"]
[Date "2009.08.23"]
[Round "5"]
[White "Calder, Dennis"]
[Black "Vasiljev, Jurij"]
[Result "1/2-1/2"]
[ECO "D64"]
[WhiteElo "1865"]
[BlackElo "2078"]
[PlyCount "75"]
[EventDate "2009.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Be7 5. e3 0-0 6. Nc3 Nbd7 7. Rc1 c6 8. Qc2 h6 9. Bf4 Nh5 10. Bd3 Nxf4 11. exf4 dxc4 12. Bxc4 Nb6 13. Bb3 Nd5 14. g3 Bd7 15. 0-0 Rc8 16. a3 Nf6 17. Ne4 Qa5 18. Ne5 Rfd8 19. Ba2 Be8 20. Rfd1 Nd5 21. Bb1 f5 22. Nc5 Bxc5 23. dxc5 b5 24. Qe2 Qc7 25. b4 Qe7 26. Rd3 Ra8 27. Qd2 a5 28. Rd1 axb4 29. axb4 Ra4 30. Ba2 Rda8 31. Bb3 Ra1 32. Kg2 Rxd1 33. Bxd1 Ra1 34. Bf3 Qa7 35. Rb3 Ra2 36. Rb2 Ra1 37. Qc2 g6 38. h4 1/2-1/2

[Event "Cologne Longerich op 6th"]
[Site "Cologne"]
[Date "2009.08.23"]
[Round "4"]
[White "Knobeloch, Olaf"]
[Black "Calder, Dennis"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1489"]
[BlackElo "1865"]
[PlyCount "96"]
[EventDate "2009.08.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Bf5 6. Bg5 Qb6 7. Qd2 h6 8. Bh4 Nd7 9. e3 Ngf6 10. Bd3 Ne4 11. Qc2 g5 12. Bg3 Nxg3 13. hxg3 Bxd3 14. Qxd3 Be7 15. Qc2 Kf8 16. Rb1 Kg7 17. Qf5 Qc7 18. Rc1 Qd6 19. a3 Qe6 20. Qxe6 fxe6 21. Ke2 Bd6 22. Rc2 e5 23. dxe5 Nxe5 24. Nxe5 Bxe5 25. Kd3 Rad8 26. Ke2 d4 27. exd4 Bxd4 28. Ne4 Rhe8 29. f3 Be5 30. g4 Re7 31. Rd1 Rxd1 32. Kxd1 Rd7+ 33. Ke2 Kf7 34. a4 Rd4 35. b3 Rb4 36. Nd2 Ke6 37. Rc4 Rxc4 38. bxc4 Bd6 39. Kd3 Ke5 40. Ne4 Be7 41. Ke3 Ba3 42. Kd3 b6 43. Ke3 a6 44. Ng3 b5 45. cxb5 axb5 46. axb5 cxb5 47. Nf5 h5 48. Nd4 Bc5 0-1

