[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2017.04.30"]
[Round "9.1"]
[White "Singbeil, Holger"]
[Black "Cogan, Leonid"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1985"]
[BlackElo "1700"]
[PlyCount "18"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Wanne-Eickel SV Unser Fritz"]
[BlackTeam "Huckarde Westerfilde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. g3 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. a4 b5 7. Qc2 Bb7 8. Bg2 Ngf6 9. 0-0 c5 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2017.03.12"]
[Round "8.1"]
[White "Cogan, Leonid"]
[Black "Kuipers, Dustin"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1700"]
[BlackElo "1969"]
[PlyCount "116"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Huckarde Westerfilde"]
[BlackTeam "Muelheim Nord IV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 g6 5. c3 a6 6. Ba4 b5 7. Bc2 e5 8. 0-0 Bg7 9. Rd1 Qc7 10. h3 0-0 11. d3 d6 12. Be3 Bb7 13. Nbd2 Rfe8 14. Rac1 Qe7 15. Bg5 h6 16. Bh4 Rad8 17. Qf1 g5 18. Bg3 Nh5 19. Bh2 Kh8 20. Kh1 Nf4 21. Bxf4 gxf4 22. Qe2 Rg8 23. Nh2 Bc8 24. Rg1 Qg5 25. Qf3 Bf6 26. Bd1 Be6 27. Be2 Be7 28. Qh5 f6 29. Qxg5 fxg5 30. Bh5 a5 31. b3 Ra8 32. Bd1 Kg7 33. c4 Nb4 34. Be2 Nxa2 35. Ra1 Nc3 36. Bh5 b4 37. Nb1 Nxb1 38. Rgxb1 Bd7 39. Bd1 Kg6 40. Kg1 h5 41. f3 Ra7 42. Ra2 Bd8 43. Kf2 Rh8 44. Bc2 Kf6 45. Rba1 Be6 46. Bd1 Rg7 47. Be2 Kf7 48. Rh1 Bd7 49. Bd1 Bb6 50. Bc2 Rhg8 51. Bd1 Kf6 52. Rg1 Bc6 53. Bc2 Ke6 54. Bd1 Ra8 55. Bc2 Rga7 56. g3 fxg3+ 57. Rxg3 Bd8 58. h4 g4 0-1

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2017.02.19"]
[Round "7.1"]
[White "Doering, Carsten"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1959"]
[BlackElo "1700"]
[PlyCount "69"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hervest Dorsten"]
[BlackTeam "Huckarde Westerfilde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 b6 5. Nf3 Be7 6. 0-0 0-0 7. Qc2 Bb7 8. Nbd2 Na6 9. Rd1 c5 10. cxd5 exd5 11. a3 Qc8 12. e3 Rd8 13. Nb1 Nc7 14. Nc3 Ne6 15. Bd2 Ne4 16. Be1 Nf6 17. Rac1 cxd4 18. exd4 Ba6 19. Qa4 Qb7 20. Ne5 b5 21. Qa5 Rac8 22. Bf1 Nc7 23. Na2 Na8 24. Nb4 Bxb4 25. Bxb4 Nb6 26. Bxb5 Bxb5 27. Qxb5 a6 28. Qd3 a5 29. Bxa5 Nfd7 30. Qb5 Rxc1 31. Rxc1 Rb8 32. Nxd7 Qxd7 33. Rc6 Rc8 34. Rxc8+ Qxc8 35. Qxb6 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2017.01.29"]
[Round "6.1"]
[White "Cogan, Leonid"]
[Black "Korten, Lando"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1718"]
[BlackElo "2046"]
[PlyCount "94"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Huckarde Westerfilde"]
[BlackTeam "Unna SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 h5 7. Be3 b5 8. g3 Bb7 9. Bg2 e6 10. a3 Nbd7 11. Nb3 Rc8 12. 0-0 Ne5 13. Nd2 Nc4 14. Nxc4 Rxc4 15. Qd3 Qc8 16. Rfc1 Nd7 17. Nd1 Ne5 18. Qe2 Bxe4 19. Bxe4 Rxe4 20. b3 Nd7 21. c4 Qb7 22. Nc3 Re5 23. f4 Rf5 24. cxb5 axb5 25. Qg2 d5 26. Ne2 Rf6 27. a4 Be7 28. axb5 Nb6 29. Ra6 Bd8 30. Rca1 0-0 31. Ra7 Qb8 32. Qf2 e5 33. Bc5 Re8 34. R1a6 exf4 35. Bxb6 Bxb6 36. Rxb6 Qxb6 37. Qxb6 Rxb6 38. Nxf4 Rxb5 39. Nxh5 Rxb3 40. Rd7 Re2 41. Kf1 Rc2 42. Re7 Rb1+ 43. Re1 Rxe1+ 44. Kxe1 f6 45. Nf4 d4 46. Kd1 Rh2 47. h4 Kf7 0-1

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2016.12.18"]
[Round "5.1"]
[White "Cogan, Leonid"]
[Black "Reichmann, Oleg"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1725"]
[BlackElo "1992"]
[PlyCount "54"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Huckarde Westerfilde"]
[BlackTeam "Dortmund FS"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nf3 g6 6. Nc3 Bg7 7. d4 0-0 8. Bc4 Nbd7 9. 0-0 Nb6 10. Bb3 Nbxd5 11. Re1 Bg4 12. h3 Bxf3 13. Qxf3 Nxc3 14. bxc3 Qd7 15. Ba3 Rfe8 16. Rad1 b5 17. c4 bxc4 18. Bxc4 e6 19. Qd3 Red8 20. Bc5 Nd5 21. Bb5 Qc7 22. Rc1 Qa5 23. Bc4 Rab8 24. Bb3 Rd7 25. Qe4 Bh6 26. Rcd1 Qd8 27. Qd3 Bg7 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2016.11.27"]
[Round "4.1"]
[White "Prass, Marian"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2036"]
[BlackElo "1725"]
[PlyCount "59"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Altenessen"]
[BlackTeam "Huckarde Westerfilde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 b6 3. Bg2 Bb7 4. d4 Nf6 5. 0-0 e6 6. c4 Be7 7. Ne5 0-0 8. Nc3 c5 9. cxd5 exd5 10. dxc5 bxc5 11. Qb3 Nbd7 12. Qxb7 Rb8 13. Nc6 Rxb7 14. Nxd8 Rxd8 15. Nxd5 Nxd5 16. Bxd5 Rb6 17. Rb1 Ne5 18. Be4 Nc4 19. Bd3 Ne5 20. Bc2 Nc4 21. Rd1 Rxd1+ 22. Bxd1 Rd6 23. Bf4 Rd4 24. b3 Nd2 25. Rc1 g5 26. Be3 Rd5 27. Bc2 Bf6 28. Rd1 Bc3 29. Bd3 Ne4 30. Rc1 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2016.10.30"]
[Round "3.1"]
[White "Cogan, Leonid"]
[Black "Soehnchen, Andreas"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1725"]
[BlackElo "2136"]
[PlyCount "76"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Huckarde Westerfilde"]
[BlackTeam "Oberhausen SV III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 cxd4 5. Nxd4 Bd7 6. Nxc6 bxc6 7. Be2 g6 8. 0-0 Bg7 9. Nc3 Rb8 10. h3 Qc7 11. Qd3 Nf6 12. Rb1 0-0 13. Be3 Be6 14. f4 Nd7 15. Bf3 Qa5 16. Bd4 Bxd4+ 17. Qxd4 Rb4 18. Qe3 Bxa2 19. Nxa2 Qxa2 20. Ra1 Qxb2 21. Qxa7 Rb7 22. Qf2 Qb6 23. Rfe1 Qxf2+ 24. Kxf2 Rfb8 25. e5 d5 26. e6 Nc5 27. exf7+ Kxf7 28. Re2 Ne6 29. g3 Nd4 30. Rd2 Nxf3 31. Kxf3 Rb4 32. Ra7 R8b7 33. Ra6 Rc4 34. Re2 Kf6 35. Ra8 h5 36. g4 hxg4+ 37. hxg4 Rbb4 38. g5+ Kf7 0-1

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2016.09.25"]
[Round "2.1"]
[White "Freisen, Thomas"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1934"]
[BlackElo "1725"]
[PlyCount "89"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Guennigfeld SV"]
[BlackTeam "Huckarde Westerfilde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 Be7 6. c4 0-0 7. Nc3 d5 8. cxd5 exd5 9. Bf4 Re8 10. Rc1 Na6 11. Qa4 c5 12. Rfd1 Qc8 13. Ng5 h6 14. Bh3 Qc6 15. Qxc6 Bxc6 16. Nf3 Red8 17. Ne5 Bb7 18. Nb5 g5 19. Be3 Ne4 20. Bg2 f5 21. Bh3 g4 22. Bg2 Kg7 23. Nd3 Bc6 24. Nc3 Bf6 25. Nf4 Nc7 26. Nxe4 dxe4 27. Nh5+ Kg6 28. Nxf6 Kxf6 29. dxc5 Nd5 30. cxb6 Bb5 31. Bd4+ Kf7 32. bxa7 Bxe2 33. Rd2 Bd3 34. a3 f4 35. Bf1 Bxf1 36. Kxf1 Rdc8 37. Rdc2 Rxc2 38. Rxc2 e3 39. gxf4 exf2 40. Rc6 h5 41. Kxf2 h4 42. Rh6 h3 43. Rh8 Rxh8 44. Bxh8 Nb6 45. Kg3 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1617"]
[Site "Germany"]
[Date "2016.09.04"]
[Round "1.1"]
[White "Cogan, Leonid"]
[Black "Wickenfeld, Stefan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1713"]
[BlackElo "2181"]
[PlyCount "46"]
[EventDate "2016.09.04"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Huckarde Westerfilde"]
[BlackTeam "Recklinghausen Altstadt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 b5 5. Bb3 Bg4 6. Nf3 Nxd5 7. 0-0 e6 8. d4 Be7 9. c4 bxc4 10. Bxc4 0-0 11. Nc3 Nb6 12. Bd3 N8d7 13. Bf4 Nf6 14. Be2 Nbd5 15. Nxd5 Nxd5 16. Bg3 Rb8 17. Rb1 Bd6 18. Ne5 Bf5 19. Bd3 Bxe5 20. Bxf5 Bxg3 21. Bxh7+ Kxh7 22. Qh5+ Kg8 23. fxg3 Rb4 0-1

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.10"]
[Round "9"]
[White "Weller, Friedhelm"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1919"]
[BlackElo "1855"]
[PlyCount "103"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. Nce2 Nc6 4. c3 Bg7 5. Ng3 d6 6. Be2 b6 7. Nf3 Bb7 8. d3 Qd7 9. a3 Nf6 10. h3 Qc7 11. Be3 d5 12. Qc2 0-0 13. 0-0 e5 14. Nh2 d4 15. Bd2 Rad8 16. c4 Bc8 17. f4 Ne8 18. f5 Qe7 19. Nf3 Nd6 20. Rae1 gxf5 21. exf5 f6 22. Nh4 Bd7 23. Bf3 Kh8 24. Bd5 Be8 25. Qd1 Qc7 26. Qf3 Ne7 27. Be6 Ng8 28. Bd5 Ne7 29. Be4 a6 30. Qd1 b5 31. b3 bxc4 32. bxc4 Rb8 33. Qc1 Rb3 34. Rf3 Bf7 35. Bh6 Qa5 36. Nf1 Rfb8 37. Bxg7+ Kxg7 38. Rg3+ Kf8 39. Qh6+ Ke8 40. Re2 Kd7 41. Qxf6 R3b6 42. Qxe5 Rb2 43. Rxb2 Rxb2 44. f6 Nec8 45. Rg7 Qd8 46. Bd5 Qf8 47. Ng3 Kd8 48. Ne4 Qe8 49. Qg5 h6 50. Qf4 Bxd5 51. cxd5 Nxe4 52. f7 1-0

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.09"]
[Round "8"]
[White "Cogan, Leonid"]
[Black "Wolter, Guenter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1855"]
[BlackElo "1788"]
[PlyCount "97"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bf5 5. c3 Nxd5 6. Qb3 e6 7. Qxb7 Nd7 8. Bb5 Qb8 9. Bxd7+ Kxd7 10. Qa6 Bd6 11. Qa4+ Ke7 12. Ne2 Bd3 13. b3 Bxe2 14. Kxe2 Nf4+ 15. Kf1 Qb7 16. f3 Qd5 17. d4 Qf5 18. Qc4 Qc2 19. Bxf4 Bxf4 20. Qe2 Qc1+ 21. Qe1 Qb2 22. g3 Qxa1 23. gxf4 Qxa2 24. Nd2 Qc2 25. Rg1 g6 26. Qh4+ f6 27. Ne4 Raf8 28. Qg3 Qxb3 29. f5 Qc4+ 30. Kf2 g5 31. fxe6 Qa2+ 32. Ke3 Qxe6 33. Qxc7+ Qd7 34. Qc5+ Kf7 35. d5 Re8 36. Kd3 Re5 37. c4 Rd8 38. Ra1 Ra8 39. Ra6 f5 40. Nxg5+ Kg8 41. Qd4 Re7 42. d6 Ree8 43. Qd5+ Kg7 44. Rc6 Rac8 45. Qd4+ Kg6 46. Rxc8 Rxc8 47. Nh3 Re8 48. Nf4+ Kh6 49. Qf6# 1-0

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.08"]
[Round "7"]
[White "Paulsen, Eckart"]
[Black "Cogan, Leonid"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1867"]
[BlackElo "1855"]
[PlyCount "62"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Nf6 4. c3 e6 5. Bd3 Bd6 6. Nbd2 Nbd7 7. 0-0 0-0 8. e4 e5 9. Re1 Re8 10. Qc2 b6 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Nf3 dxe4 14. Bxe4 Nxe4 15. Rxe4 Bf5 16. Bg5 Bxe4 17. Qa4 Qc7 18. Nxe5 Qxe5 19. Be3 h6 20. Re1 Qa5 21. Qd1 Rad8 22. Qg4 Qf5 23. Qg3 Qg6 24. Qh3 Rd5 25. f3 Bc2 26. f4 f5 27. Qf3 Be4 28. Qf2 Red8 29. g3 Qh5 30. Bd4 c5 31. Be3 Rd1 0-1

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.07"]
[Round "6"]
[White "Cogan, Leonid"]
[Black "Gneuss, Werner"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "1855"]
[BlackElo "1583"]
[PlyCount "74"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 Nf6 6. Bg5 Nbd7 7. Bd3 h6 8. Bh4 Be7 9. Bg3 c6 10. a3 b5 11. Qf3 Nd5 12. Ne4 N7f6 13. Ne2 Nxe4 14. Qxe4 Bd7 15. Nf4 Nf6 16. Qe2 0-0 17. Nh5 Nxh5 18. Qxh5 Be8 19. c3 Rc8 20. Qe2 Qd7 21. 0-0 f5 22. Be5 Bf6 23. Rfe1 Rd8 24. Rad1 Qe7 25. c4 a6 26. h3 Bxe5 27. Qxe5 Rf6 28. Bxf5 Bd7 29. Bd3 Qf7 30. Rf1 Rf8 31. Rd2 Qe7 32. Re2 Kh8 33. cxb5 cxb5 34. Rc1 Rc8 35. Rxc8+ Bxc8 36. Rc2 Qf8 37. Qe4 Bd7 1-0

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.07"]
[Round "5"]
[White "Ollek, Karl Heinz"]
[Black "Cogan, Leonid"]
[Result "1/2-1/2"]
[ECO "A27"]
[WhiteElo "1848"]
[BlackElo "1855"]
[PlyCount "104"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. e3 g6 4. Nf3 f5 5. d3 Bg7 6. Be2 Nf6 7. 0-0 d6 8. Rb1 0-0 9. a3 h6 10. Qc2 g5 11. b4 f4 12. b5 Ne7 13. e4 Qe8 14. d4 g4 15. Nh4 Qh5 16. g3 f3 17. Bd3 Ng6 18. Nxg6 Qxg6 19. dxe5 dxe5 20. Nd5 Qh5 21. Re1 Rf7 22. Bb2 Be6 23. Ne3 Nd7 24. c5 c6 25. a4 Qg5 26. Bc1 Qe7 27. Nf5 Bxf5 28. exf5 Rff8 29. Qc4+ Kh8 30. bxc6 bxc6 31. Qe6 Qxe6 32. fxe6 Nxc5 33. Bc4 Rfe8 34. e7 Bf6 35. Ba3 Bxe7 36. Rxe5 Bd6 37. Rxc5 Bxc5 38. Bb2+ Kh7 39. Bd3+ Kg8 40. Bc4+ Kf8 41. Rc1 Bb6 42. a5 Bd8 43. Rd1 Be7 44. Rd4 h5 45. Rf4+ Bf6 46. Rxf6+ Ke7 47. Rxc6 Rac8 48. Ba3+ Kd7 49. Rd6+ Kc7 50. Rd1 Rcd8 51. Rc1 Kb8 52. Rb1+ Kc7 1/2-1/2

[Event "GER-ch Seniors 21st"]
[Site "Dresden"]
[Date "2009.08.03"]
[Round "1"]
[White "Krueger, Bernhard"]
[Black "Cogan, Leonid"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1745"]
[BlackElo "1855"]
[PlyCount "30"]
[EventDate "2009.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 Nbd7 6. 0-0 0-0 7. Re1 b6 8. e4 dxe4 9. Nxe4 Bb7 10. c3 Re8 11. Qc2 Nf8 12. Bf4 Rc8 13. Rad1 Ng6 14. Bc1 c6 15. Nfg5 Nd5 1/2-1/2

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2009.07.26"]
[Round "2"]
[White "Kotainy, Jens"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "1855"]
[PlyCount "85"]
[EventDate "2009.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 Nf6 4. dxc5 dxc5 5. Qxd8+ Kxd8 6. e5 Nd5 7. Nf3 h6 8. Bc4 e6 9. Ke2 Nd7 10. Rd1 N7b6 11. Bd3 Bd7 12. Na3 a6 13. Be4 Kc7 14. c4 Nb4 15. b3 Be7 16. Bd2 Bc6 17. Bxc6 Nxc6 18. Be3 Rad8 19. Nc2 Rd7 20. Rxd7+ Nxd7 21. a3 Nb6 22. Nd2 Rd8 23. Ne4 a5 24. a4 Nd7 25. f4 f6 26. exf6 Nxf6 27. Nf2 b6 28. Na3 Nd4+ 29. Bxd4 cxd4 30. Nb5+ Kc6 31. Rd1 Bc5 32. Kd3 Rd7 33. Re1 Re7 34. Ne4 Ng4 35. h3 Ne3 36. Re2 Rd7 37. Nd2 Kb7 38. Nf3 Rf7 39. Nfxd4 Bxd4 40. Nd6+ Kc6 41. Nxf7 Nf5 42. g4 Ng3 43. Rg2 1-0

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2009.07.25"]
[Round "1"]
[White "Cogan, Leonid"]
[Black "Womacka, Mathias"]
[Result "0-1"]
[ECO "B87"]
[WhiteElo "1855"]
[BlackElo "2436"]
[PlyCount "56"]
[EventDate "2009.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 b5 8. Bb3 Be7 9. Be3 0-0 10. f4 b4 11. e5 bxc3 12. exf6 Bxf6 13. bxc3 Bb7 14. g4 g6 15. g5 Bg7 16. Qg4 Qc7 17. c4 Nd7 18. Rad1 e5 19. Nf3 exf4 20. Qxf4 Rae8 21. Bf2 Ne5 22. Nxe5 Rxe5 23. Qg3 Qc6 24. Rd5 Qc8 25. Rxd6 Re4 26. h3 Be5 27. Qd3 Bxd6 28. Qxd6 Qxh3 0-1

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2008.07.19"]
[Round "1"]
[White "Boewer, Roland"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2253"]
[BlackElo "1831"]
[PlyCount "91"]
[EventDate "2008.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 a6 4. g3 b5 5. Bg2 Bb7 6. 0-0 d6 7. b3 Nd7 8. Bb2 e5 9. Nh4 Ngf6 10. Nd2 g6 11. f4 exf4 12. gxf4 Bg7 13. e5 Nd5 14. Qe1 dxe5 15. c4 Nxf4 16. Rxf4 Bxg2 17. Nxg2 0-0 18. Rf1 f5 19. Qe2 Qc7 20. Rae1 Rae8 21. cxb5 axb5 22. a4 Qb6 23. axb5 Qxb5 24. Ne3 e4 25. Bxg7 Kxg7 26. dxe4 Qxe2 27. Rxe2 fxe4 28. Rxf8 Kxf8 29. Nec4 Nf6 30. Nd6 Rd8 31. N6xe4 Nxe4 32. Nxe4 Re8 33. Kf2 Re5 34. Ke3 Ke7 35. Rc2 Rh5 36. Nxc5 Kd6 37. Ne4+ Ke6 38. b4 Rb5 39. Rc6+ Kd7 40. Rc4 Ke6 41. Kd4 Rd5+ 42. Ke3 Rb5 43. h4 Rh5 44. Ng5+ Kd6 45. b5 h6 46. b6 1-0

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2007.07.21"]
[Round "1"]
[White "Cogan, Leonid"]
[Black "Schaefer, Markus"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1868"]
[BlackElo "2411"]
[PlyCount "18"]
[EventDate "2007.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Qe2 Be7 4. Nf3 Nc6 5. g3 dxe4 6. dxe4 e5 7. Nc3 Bg4 8. Bg2 Nd4 9. Qd3 Nxf3+ 0-1

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2006.08.06"]
[Round "2"]
[White "Bente, Bjoern"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2232"]
[BlackElo "1879"]
[PlyCount "23"]
[EventDate "2006.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. h4 d5 5. h5 Nxh5 6. Rxh5 gxh5 7. e4 Be6 8. Qxh5+ Bf7 9. Qxf5 dxe4 10. Qb5+ Qd7 11. Qxb7 Qc6 12. Qc8# 1-0

[Event "Dresden ZMD op"]
[Site "Dresden"]
[Date "2006.08.05"]
[Round "1"]
[White "Figura, Atila Gajo"]
[Black "Cogan, Leonid"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2353"]
[BlackElo "1879"]
[PlyCount "65"]
[EventDate "2006.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. b4 d6 6. Bb2 0-0 7. 0-0 Qe8 8. c4 c6 9. Qb3 Kh8 10. Nbd2 h6 11. Rae1 Qf7 12. e4 fxe4 13. Nxe4 Nxe4 14. Rxe4 Bf5 15. Re3 Nd7 16. d5 c5 17. a3 Rfe8 18. Nh4 e5 19. dxe6 Bxe6 20. Bd5 Bxd5 21. cxd5 cxb4 22. axb4 g5 23. Rf3 Nf6 24. Nf5 Rf8 25. Nxg7 Qxg7 26. Re1 Kg8 27. Re6 Rae8 28. Rfxf6 Rxe6 29. Rxe6 Qf7 30. Qe3 Qf5 31. Qd4 Qh7 32. Kg2 g4 33. Qxg4+ 1-0

