[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.05"]
[Round "6.8"]
[White "Koller, Jens"]
[Black "Meessen, Rudolf"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2147"]
[BlackElo "2162"]
[PlyCount "84"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Aachen SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Bd6 7. Bg5 Be6 8. 0-0-0 Nbd7 9. Nb5 Ke7 10. Nxd6 cxd6 11. Nd2 h6 12. Bh4 g5 13. Bg3 Nh5 14. Nc4 Nxg3 15. hxg3 Nf6 16. f3 Bxc4 17. Bxc4 Rhe8 18. Bb3 h5 19. Rhf1 h4 20. f4 gxf4 21. gxf4 Rg8 22. fxe5 dxe5 23. Rd2 Rg5 24. Rf3 Rg3 25. Rf5 Rh8 26. Rf1 Rg5 27. Rf3 Rg3 28. Rf5 Rh5 29. Rf1 Rhg5 30. Rdf2 Rg6 31. Rf5 R3g5 32. R5f3 Rxg2 33. c3 Rg1 34. Rxf6 h3 35. Rxf7+ Kd6 36. Rd1+ Rxd1+ 37. Bxd1 h2 38. Rh7 Rg2 39. Bf3 Rf2 40. Rh3 Rxf3 41. Rxh2 Re3 42. Kd2 Rxe4 1/2-1/2

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.04"]
[Round "5.8"]
[White "Gluma, Christian"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2134"]
[BlackElo "2147"]
[PlyCount "71"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. e5 Qc7 8. f4 d6 9. exd6 Bxd6 10. Qg4 Kf8 11. Bd3 Nf6 12. Qf3 Bb7 13. 0-0 c5 14. Qe2 h5 15. h3 h4 16. Bd2 Nh5 17. Ne4 c4 18. Nxd6 Qxd6 19. Bxc4 Ng3 20. Qd3 Qxd3 21. Bxd3 Nxf1 22. Kxf1 Rh5 23. a4 Rd8 24. b4 g6 25. b5 axb5 26. axb5 Rxb5 27. Bxb5 Rxd2 28. Bd3 Rxg2 29. Rb1 Bf3 30. Rb3 Rg3 31. Kf2 Bd5 32. c4 Bc6 33. Rb6 Rxd3 34. Rxc6 Rxh3 35. c5 Rc3 36. Rc7 1-0

[Event "BL2-West 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "4.6"]
[White "Fritsche, Lutz"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2315"]
[BlackElo "2158"]
[PlyCount "67"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Koblenz"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. f4 d6 6. Nf3 Bg7 7. d3 Nge7 8. 0-0 0-0 9. Be3 Nd4 10. e5 Nef5 11. Bf2 Nxf3+ 12. Qxf3 Nd4 13. Qd1 dxe5 14. fxe5 Bxe5 15. Ne4 Nf5 16. c3 c4 17. d4 Bg7 18. Qe2 Nd6 19. Nxd6 Qxd6 20. Qxc4 Bd7 21. Rad1 Rac8 22. Qb3 Bc6 23. d5 exd5 24. Bxd5 Bxd5 25. Rxd5 Qe6 26. Re1 Qg4 27. Re7 Rce8 28. Rdd7 Qf5 29. Qxb7 Rxe7 30. Rxe7 Rd8 31. Qe4 Rd1+ 32. Kg2 Qb5 33. c4 Qxb2 34. Qf3 1-0

[Event "BL2-West 2122"]
[Site "Germany"]
[Date "2022.04.30"]
[Round "3.5"]
[White "Schulz, Klaus Juergen"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2325"]
[BlackElo "2158"]
[PlyCount "79"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Heimbach Weis/Neuwied"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. Bf4 Nh5 9. Be3 Rb8 10. Rc1 Bd7 11. c5 dxc5 12. d5 Nd4 13. Nxd4 cxd4 14. Bxd4 c6 15. Ba7 Rc8 16. Qb3 b5 17. Bc5 Re8 18. Rfd1 Qc7 19. Qa3 Nf6 20. Be3 Qb7 21. b4 cxd5 22. Nxd5 Nxd5 23. Bxd5 Bc6 24. Bxc6 Rxc6 25. Bc5 Rec8 26. Rc2 R6c7 27. Rcd2 Bf6 28. Qe3 a5 29. Qh6 Qa8 30. Bb6 Rc1 31. bxa5 Qe4 32. Rd8+ Rxd8 33. Qxc1 Rxd1+ 34. Qxd1 Qc6 35. h4 h5 36. Qd3 b4 37. Be3 Qa4 38. a6 Qxa2 39. a7 Kg7 40. Qe4 1-0

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2021.09.05"]
[Round "9.2"]
[White "Koller, Jens"]
[Black "Brendel, Oliver"]
[Result "0-1"]
[ECO "B37"]
[WhiteElo "2166"]
[BlackElo "2339"]
[PlyCount "84"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg II"]
[BlackTeam "Hofheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 d6 7. Be2 Qb6 8. Nc3 Bxc3+ 9. bxc3 Nf6 10. f3 0-0 11. Be3 Qa5 12. Qd2 Be6 13. Nd4 Ne5 14. Nxe6 fxe6 15. Rb1 Qc7 16. 0-0 b6 17. Rb4 Rac8 18. Bd4 Nc6 19. Rb5 e5 20. Be3 Na5 21. Rb4 Qd7 22. Bd3 Rc7 23. Bg5 Qe6 24. Qe2 Rfc8 25. Ra4 Nd7 26. Be3 Nc5 27. Bxc5 Rxc5 28. g3 Kg7 29. f4 exf4 30. Rxf4 Nc6 31. Qf2 Ne5 32. Be2 a5 33. Ra3 Nxc4 34. Rb3 Ne5 35. Qd4 h5 36. Rxb6 Rxc3 37. Qa4 Rc2 38. Bd1 Rxa2 39. Qd4 Qh3 40. Rb2 Rxb2 41. Qxb2 Qe6 42. Bb3 Rb8 0-1

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2021.09.04"]
[Round "8.2"]
[White "Telljohann, Sven"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2388"]
[BlackElo "2166"]
[PlyCount "95"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Frankfurt TV"]
[BlackTeam "Neuberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. b3 c6 7. Bb2 Nbd7 8. Nbd2 Qc7 9. e4 Re8 10. Re1 e5 11. dxe5 dxe5 12. Nc4 Bf8 13. a4 b6 14. Bc3 a5 15. Qc1 Ba6 16. Bf1 Bxc4 17. Bxc4 b5 18. Bf1 Qb6 19. Re2 Bd6 20. Qe1 b4 21. Bb2 Nc5 22. Nd2 Ne6 23. Rd1 Qc5 24. Nc4 Bc7 25. Red2 Rad8 26. Rxd8 Rxd8 27. Rxd8+ Nxd8 28. Bh3 Nb7 29. Bg2 Qe7 30. Qe3 Nc5 31. f3 Nfd7 32. Bc1 Ne6 33. Qf2 Nd4 34. Be3 c5 35. Bf1 Nb8 36. Kg2 Nbc6 37. Nb2 f5 38. Bc4+ Kh8 39. Bd5 f4 40. Bc1 Qf8 41. Nd3 Ne7 42. Bc4 Nec6 43. gxf4 exf4 44. Bb2 Be5 45. Bd5 Qd6 46. Bxc6 Nxc6 47. Bxe5+ Nxe5 48. Qxc5 1-0

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2020.03.08"]
[Round "7.3"]
[White "Koller, Jens"]
[Black "Kaliski, Erwin"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "2166"]
[BlackElo "2175"]
[PlyCount "62"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg II"]
[BlackTeam "Bad Homburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. f4 Nc6 7. Nf3 b6 8. c3 Ba6 9. g3 Be7 10. Bh3 g6 11. 0-0 Rc8 12. Re1 Qc7 13. f5 Bxe2 14. fxe6 Bxd1 15. exd7+ Qxd7 16. Bxd7+ Kxd7 17. Rxd1 cxd4 18. cxd4 f6 19. Bf4 Rhe8 20. exf6 Bxf6 21. Ne5+ Bxe5 22. dxe5 Ke6 23. Rac1 Ne7 24. Rxc8 Rxc8 25. Rd2 Rc4 26. Kg2 Nc6 27. b3 Rc3 28. Kh3 d4 29. Kg4 Nxe5+ 30. Bxe5 Kxe5 31. Re2+ Re3 0-1

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2020.02.16"]
[Round "6.3"]
[White "Nothnagel, Markus"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2210"]
[BlackElo "2166"]
[PlyCount "27"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Neuberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. b3 e6 2. Bb2 Nf6 3. e3 d5 4. f4 a6 5. Nf3 c5 6. Be2 Nc6 7. 0-0 Be7 8. Ne5 Qc7 9. d3 0-0 10. Nd2 Nxe5 11. Bxe5 Qc6 12. Bf3 b5 13. a4 Bb7 14. Qe2 1/2-1/2

[Event "BL2-Sued 1920"]
[Site "Germany"]
[Date "2020.02.07"]
[Round "4.8"]
[White "Fritsch, Rolf"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2162"]
[BlackElo "2166"]
[PlyCount "97"]
[EventDate "2019.10.19"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Stuttgart SF"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bg5 d6 5. Nbd2 h6 6. Bh4 g5 7. Bg3 Bf5 8. e3 Nbd7 9. Be2 0-0 10. h4 g4 11. Nh2 h5 12. f3 gxf3 13. Bxf3 Bg6 14. 0-0 c5 15. a4 Qc7 16. a5 Rab8 17. Re1 b5 18. axb6 Nxb6 19. Ra5 e5 20. dxe5 dxe5 21. Qa1 Nc8 22. Nc4 Ne4 23. Bxe4 Bxe4 24. Nf3 f6 25. Nfd2 Bd5 26. e4 Be6 27. Bf2 Qf7 28. Rxc5 Rd8 29. Qa6 Nb6 30. b3 Nxc4 31. Nxc4 Rxb3 32. Na5 Rb2 33. Re2 Rb1+ 34. Re1 Rdd1 35. Rxd1 Rxd1+ 36. Kh2 Rd7 37. Rc6 Bg4 38. Be3 f5 39. Nc4 f4 40. Bf2 Kh7 41. Qb5 Qe7 42. Qc5 Qxc5 43. Rxc5 Rd3 44. Nxe5 Bxe5 45. Rxe5 Rxc3 46. Bxa7 Rc2 47. Kg1 Rc4 48. Kh2 Rc2 49. Kg1 1/2-1/2

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2020.01.26"]
[Round "5.3"]
[White "Koller, Jens"]
[Black "Uwira, Oliver"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2166"]
[BlackElo "2150"]
[PlyCount "79"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg II"]
[BlackTeam "Nied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. exf5 Bxf5 12. c3 Bg7 13. Nc2 Be6 14. Nce3 Ne7 15. a4 Nxd5 16. Nxd5 0-0 17. axb5 axb5 18. Rxa8 Qxa8 19. Nc7 Qe4+ 20. Be2 Bc4 21. f3 Qh4+ 22. g3 Bxe2 23. Qxe2 Qa4 24. Kf1 b4 25. Nd5 bxc3 26. bxc3 Rb8 27. Kg2 Qa3 28. Rd1 Rb2 29. Rd2 Rxd2 30. Qxd2 Qa7 31. c4 h6 32. Ne3 Qc5 33. Nf5 Qxc4 34. Nxd6 Qe6 35. g4 Qd7 36. Ne4 Qxd2+ 37. Nxd2 Bf8 38. h4 f6 39. h5 Kf7 40. Ne4 1/2-1/2

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2019.12.01"]
[Round "4.3"]
[White "Sarkoezy, Benjamin"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "2110"]
[BlackElo "2166"]
[PlyCount "66"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Dettingen"]
[BlackTeam "Neuberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Qe2 Be7 10. Na4 Bb7 11. e5 Nd7 12. f4 g6 13. b3 Nc5 14. Nxc5 Bxc5+ 15. Kh1 Bd4 16. Rb1 Qa5 17. Bd2 Qc7 18. c4 c5 19. b4 dxc4 20. Be4 0-0 21. bxc5 Bd5 22. Bxd5 exd5 23. e6 c3 24. f5 cxd2 25. e7 Rfe8 26. Qxd2 Qxc5 27. Rb7 Be3 28. Qd1 Rxe7 29. Qb3 Rxb7 30. Qxb7 Rf8 31. Rd1 d4 32. fxg6 hxg6 33. Qxa6 Qc2 0-1

[Event "BL2-Sued 1920"]
[Site "Germany"]
[Date "2019.11.23"]
[Round "3.8"]
[White "Koller, Jens"]
[Black "Lorscheid, Gerhard"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2166"]
[BlackElo "2257"]
[PlyCount "72"]
[EventDate "2019.10.19"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Schoenaich"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. g3 exd4 6. Nxd4 d5 7. e5 Nfd7 8. f4 Nb6 9. Qh5 g6 10. Qe2 c5 11. Nb3 0-0 12. Bg2 Nc6 13. Qf2 c4 14. Nd4 f6 15. Nxc6 bxc6 16. exf6 Bxf6 17. 0-0 Bf5 18. Rd1 Re8 19. Be3 Bxc2 20. Qxc2 Rxe3 21. Re1 Qe7 22. Qd2 Re8 23. Rxe3 Qxe3+ 24. Qxe3 Rxe3 25. Kf2 Rd3 26. Rd1 Rxd1 27. Nxd1 Na4 28. b3 cxb3 29. axb3 Nc5 30. Ne3 Bd4 31. Ke2 Bxe3 32. Kxe3 Nxb3 33. Kd3 Kf7 34. Kc3 Nc5 35. Kd4 Nd7 36. g4 Ke7 0-1

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2019.11.10"]
[Round "3.3"]
[White "Koller, Jens"]
[Black "Wege, Jochen"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2166"]
[BlackElo "2257"]
[PlyCount "56"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg II"]
[BlackTeam "Frankfurt Bvk"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 Nf6 5. Bg5 Be7 6. e5 Ne4 7. Bxe7 Qxe7 8. Bd3 Qb4 9. Bxe4 dxe4 10. Ng5 Bd7 11. 0-0 h6 12. Ngxe4 Qxd4 13. Qxd4 Nxd4 14. Rad1 Nb5 15. Ne2 Bc6 16. N4g3 a6 17. c4 Na7 18. Rd4 h5 19. h4 Ke7 20. Rfd1 g6 21. Nc3 Rad8 22. f4 Rxd4 23. Rxd4 b6 24. Nge4 Bxe4 25. Nxe4 Nc6 26. Rd2 Rd8 27. Rxd8 Kxd8 28. a3 Ke7 1/2-1/2

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2019.10.27"]
[Round "2.4"]
[White "Koller, Jens"]
[Black "Reh, Philipp"]
[Result "1/2-1/2"]
[ECO "B37"]
[WhiteElo "2166"]
[BlackElo "2007"]
[PlyCount "48"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg II"]
[BlackTeam "Fulda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Nd7 10. Bd2 a5 11. Rb1 Nc5 12. f3 f5 13. Be1 Be6 14. b3 fxe4 15. Nxe4 Nxe4 16. fxe4 Qb6+ 17. Bf2 Qc7 18. Bg4 Qd7 19. Bxe6+ Qxe6 20. Qd5 Qxd5 21. exd5 Nb4 22. Nxb4 axb4 23. Bh4 Bd4+ 24. Kh1 Rf7 1/2-1/2

[Event "Hessenliga 1921"]
[Site "Hessen"]
[Date "2019.09.22"]
[Round "1.4"]
[White "Eckhardt, Thorsten"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2095"]
[BlackElo "2166"]
[PlyCount "51"]
[EventDate "2019.09.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Giessen"]
[BlackTeam "Neuberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. b3 c5 7. Bb2 cxd4 8. Nxd4 a6 9. c4 Qb6 10. Nc3 Nc6 11. Na4 Qc7 12. Rc1 e5 13. Nc2 Bh6 14. e3 Bg4 15. Qd2 Rad8 16. h3 Bc8 17. Rfd1 Rfe8 18. Nb4 Nxb4 19. Qxb4 Bf8 20. Qb6 Qxb6 21. Nxb6 Bf5 22. a4 Be4 23. f4 Bxg2 24. Kxg2 Ne4 25. fxe5 dxe5 26. Nd5 1/2-1/2

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2019.04.07"]
[Round "11.6"]
[White "Koller, Jens"]
[Black "Sieber, Stephan"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2200"]
[BlackElo "2207"]
[PlyCount "61"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Ne4 7. Qf3 Bxc3+ 8. bxc3 f5 9. exf6 Nxf6 10. Ba3 a6 11. Bd3 Nc6 12. Nxc6 bxc6 13. Bd6 Qa5 14. 0-0 Qd5 15. Qxd5 cxd5 16. f3 Kf7 17. Rab1 Re8 18. Rfe1 g6 19. a4 Ng8 20. c4 Ne7 21. cxd5 exd5 22. Re5 Nf5 23. Rxd5 Nxd6 24. Rxd6 Re5 25. Rbb6 a5 26. Rd4 Ke7 27. Rh4 Rh5 28. Rxh5 gxh5 29. Rh6 Bb7 30. Rxh7+ Kd6 31. Rxh5 1-0

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "7.7"]
[White "Nekhamkis, Genadi"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2129"]
[BlackElo "2200"]
[PlyCount "95"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. Nf3 e6 8. cxd4 Be7 9. 0-0 0-0 10. Qe2 Bd7 11. Nc3 Bc6 12. Rd1 N8d7 13. Ne4 Bxe4 14. Qxe4 d5 15. Qg4 Re8 16. Bc2 Rc8 17. Bd3 Nf8 18. h4 f5 19. Qg3 a6 20. Bh6 g6 21. h5 Nbd7 22. Kh2 Qb6 23. Rab1 Rc6 24. Rh1 Rec8 25. Kg1 Qd8 26. Be3 Qe8 27. Ng5 Bxg5 28. Bxg5 Qf7 29. Be2 Rc2 30. Bd3 R2c7 31. Rh4 Nb6 32. Be2 Rc2 33. Bd1 R2c4 34. hxg6 Qxg6 35. Rh6 Qg7 36. Qh4 Ng6 37. Qh3 Rxd4 38. Bf6 Qf7 39. Bh5 Rg4 40. Bxg4 fxg4 41. Qxg4 Nd7 42. Qg5 Rc2 43. Rh3 Nc5 44. Rc1 Ne4 45. Rxc2 Nxg5 46. Rc8+ Nf8 47. Bxg5 Qd7 48. Rd8 1-0

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2018.12.16"]
[Round "5.6"]
[White "Koller, Jens"]
[Black "Rosenberger, Frank"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2200"]
[BlackElo "2048"]
[PlyCount "110"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Gernsheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Ng3 Be7 9. c3 0-0 10. Re1 Bxf3 11. Qxf3 c6 12. Bc2 Re8 13. b3 a5 14. a3 Qc7 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Ne4 Qe7 18. c4 Nxe4 19. Rxe4 Nf6 20. Re5 Qd6 21. Rd1 Qxa3 22. c5 Red8 23. h4 Rd5 24. Rxd5 cxd5 25. Qd3 Qb4 26. g4 g6 27. Qf3 Ne8 28. h5 Qb5 29. hxg6 hxg6 30. Qe3 Qd7 31. f3 Qe7 32. Qh6 Qf6 33. Kg2 Nc7 34. Qd2 Nb5 35. Qd3 Na3 36. Rd2 Nxc2 37. Qxc2 Kg7 38. Qd3 Rh8 39. Qe3 Kg8 40. Qe5 Qxe5 41. dxe5 Kg7 42. Ra2 Ra8 43. Kf2 Ra6 44. Ke3 Kf8 45. Ra4 Ke7 46. g5 b5 47. cxb6 Rxb6 48. Rxa5 Rxb3+ 49. Ke2 Rb7 50. Ra6 Kd7 51. Rd6+ Kc7 52. Ra6 Rb2+ 53. Ke3 Rb3+ 54. Ke2 Rb6 55. Ra7+ Rb7 1/2-1/2

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2018.12.15"]
[Round "4.6"]
[White "Schnitzspan, Lothar"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2269"]
[BlackElo "2200"]
[PlyCount "57"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Griesheim II"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 e5 7. b4 c6 8. Ba3 Re8 9. Rc1 Nbd7 10. b5 Nf8 11. bxc6 bxc6 12. Qa4 Qc7 13. Ng5 Bd7 14. Nge4 Nxe4 15. Nxe4 Re6 16. Rb1 f5 17. Nc3 e4 18. Qb4 Bc8 19. Rfc1 Qd8 20. d3 d5 21. cxd5 cxd5 22. Qc5 Re5 23. d4 Re8 24. Qxd5+ Be6 25. Qxd8 Rexd8 26. e3 Nd7 27. Bf1 Nb6 28. Bc5 Nc4 29. Nxe4 1-0

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2018.11.11"]
[Round "3.5"]
[White "Koller, Jens"]
[Black "Hellwig, Tobias"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2200"]
[BlackElo "2187"]
[PlyCount "108"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Sangerhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Nc6 7. b3 Be7 8. Be3 0-0 9. h3 Bg5 10. Nf3 Bxe3 11. fxe3 Re8 12. Kf2 Bf5 13. Bd3 Bxd3 14. Qxd3 d5 15. c5 Nc8 16. Rhf1 N8e7 17. Rae1 f5 18. Ne2 Qd7 19. Nf4 Ng6 20. Nxg6 hxg6 21. Kg1 Re7 22. Ng5 Rf8 23. Qd2 Nd8 24. Qf2 Nf7 25. Qh4 Nxg5 26. Qxg5 Rf6 27. Rf3 Qe6 28. Ref1 Ref7 29. h4 Qe4 30. Qg3 Re6 31. Qf2 c6 32. Kh1 Ref6 33. Rf4 Qe6 34. Qg3 Rf8 35. Qf2 Kf7 36. Kg1 Rh8 37. g3 Re8 38. Re1 Qd7 39. Qf3 Kg8 40. Kf2 Rf7 41. Rg1 Rfe7 42. Re1 Re4 43. Ke2 Rxe3+ 44. Qxe3 Rxe3+ 45. Kxe3 Qd8 46. Kd3 Qa5 47. Re2 Qa6+ 48. Ke3 b6 49. cxb6 axb6 50. Rc2 Qb5 51. g4 fxg4 52. Rxg4 c5 53. dxc5 bxc5 54. Rxg6 Qe8+ 0-1

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2018.11.10"]
[Round "2.5"]
[White "Roessler, Bernd"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2022"]
[BlackElo "2200"]
[PlyCount "87"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Naumburg"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. Bc4 0-0 6. c3 Nbd7 7. Nbd2 c5 8. h3 a6 9. 0-0 b5 10. Bd3 Bb7 11. a4 Qb6 12. Qe2 c4 13. Bc2 Nd5 14. Bg3 e5 15. axb5 axb5 16. Rfd1 Rxa1 17. Rxa1 Re8 18. dxe5 dxe5 19. e4 Nf4 20. Qe3 Qxe3 21. fxe3 Ne2+ 22. Kf2 Nxg3 23. Kxg3 Ra8 24. Rxa8+ Bxa8 25. b3 Nb6 26. bxc4 bxc4 27. Bd1 f6 28. Be2 Kf8 29. Nxc4 Nxc4 30. Bxc4 Bxe4 31. Kf2 Ke7 32. g4 h6 33. Nd2 Bc6 34. Bd3 Be8 35. Kg3 Bf8 36. Kf2 Kf7 37. Bc4+ Kg7 38. Bd5 f5 39. Be6 Kf6 40. Bc8 Bc6 41. h4 Bc5 42. Nf3 fxg4 43. Bxg4 Bd5 44. Nd2 1/2-1/2

[Event "Oberliga Ost-B 1819"]
[Site "Germany"]
[Date "2018.10.21"]
[Round "1.4"]
[White "Koller, Jens"]
[Black "Nazarenus, Moritz"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2200"]
[BlackElo "2261"]
[PlyCount "52"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Schoeneck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. Ne2 e6 7. Be3 Nd7 8. h4 h6 9. Nbc3 a6 10. Bg2 Ne7 11. f4 Qa5 12. 0-0 f5 13. exf6 Nxf6 14. Ng3 h5 15. f5 exf5 16. gxf5 Bf7 17. Qd2 0-0-0 18. Bf4 Neg8 19. Rad1 Nh6 20. a3 Rd7 21. b4 Qd8 22. Na4 Nfg4 23. Bg5 Qc7 24. Qd3 Bd6 25. Ne2 Re8 26. Nc5 Bxc5 0-1

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "11.7"]
[White "Rondonuwu, Grover"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2098"]
[BlackElo "2199"]
[PlyCount "81"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Frankfurt TV"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 0-0 6. 0-0 c6 7. c4 Nbd7 8. Nc3 a6 9. a4 a5 10. h3 Re8 11. Bh2 Qb6 12. Qc2 e5 13. c5 dxc5 14. dxe5 Nd5 15. Nxd5 cxd5 16. Bb5 Re7 17. Rfd1 Nxe5 18. Bxe5 Bxe5 19. Rxd5 Bg7 20. e4 Be6 21. Rd2 Qc7 22. Bc4 Bxc4 23. Qxc4 Rae8 24. Re1 b6 25. b3 Qf4 26. Rde2 Rd8 27. Qc2 h5 28. Nd2 g5 29. g3 Qc7 30. Nc4 Be5 31. Kg2 Re6 32. Ne3 h4 33. Nf5 hxg3 34. fxg3 Qb7 35. Qc1 f6 36. Rd1 Rde8 37. Qc4 Kh7 38. Rd5 Kg6 39. Qd3 Bd4 40. Nd6 Rxd6 41. Rxd6 1-0

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.04.14"]
[Round "10.7"]
[White "Koller, Jens"]
[Black "Haenisch, Uwe"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2199"]
[BlackElo "2195"]
[PlyCount "32"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Frankfurt Koenig Nied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 exd6 5. Bc4 Nb6 6. Bd3 Nc6 7. c3 Be7 8. Qc2 Be6 9. Ne2 Bc4 10. Bxc4 Nxc4 11. d5 N6e5 12. f4 Nd7 13. 0-0 0-0 14. b3 Ncb6 15. c4 Bf6 16. Nbc3 Re8 1/2-1/2

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "9.4"]
[White "Koller, Jens"]
[Black "Heyder, Florian"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2199"]
[BlackElo "2174"]
[PlyCount "76"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Sangerhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qh5 Nbc6 7. a3 Ba5 8. Nf3 Qd6 9. Qg5 0-0 10. 0-0 f6 11. Qf4 Qxf4 12. Bxf4 Bg4 13. Ne2 Bxf3 14. gxf3 Ng6 15. Bg3 Rfe8 16. c3 Nce7 17. h4 Rac8 18. h5 Nf8 19. b4 Bb6 20. Nf4 c6 21. Rfe1 Kf7 22. Re2 Ng8 23. Rae1 Rxe2 24. Rxe2 Ne7 25. Bc2 Bc7 26. Ng2 g6 27. hxg6+ hxg6 28. Ne3 Ne6 29. Ng4 Nf4 30. Nh6+ Kf8 31. Re1 f5 32. Bh4 Bd6 33. Bb3 b5 34. a4 Rc7 35. Kf1 Kg7 36. Bg5 Nh3 37. f4 Nxg5 38. fxg5 Bf4 0-1

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "8.5"]
[White "Minor, Samuel"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2244"]
[BlackElo "2199"]
[PlyCount "60"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wiesbaden"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Qe2 Be7 10. b3 Qc7 11. Bb2 Bb7 12. Na4 dxe4 13. Bxe4 Nxe4 14. Qxe4 c5 15. Be5 Bxe4 16. Bxc7 Rc8 17. Be5 f6 18. Bf4 Bxc2 19. Rfc1 Bf5 20. Be3 Kf7 21. Bxc5 Bxc5 22. Rxc5 Rhd8 23. h3 Rxc5 24. Nxc5 a5 25. Nb7 Rd5 26. Rc1 Kg6 27. g4 Bd3 28. Nc5 e5 29. Nxd3 Rxd3 30. Kg2 a4 1/2-1/2

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "7.6"]
[White "Duncker, Joachim"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2243"]
[BlackElo "2199"]
[PlyCount "102"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 4. g3 a6 5. Bg2 Nge7 6. 0-0 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Be3 0-0 10. h3 Na5 11. b3 Qc7 12. Qd2 b5 13. Rad1 Bb7 14. Nde2 Rfd8 15. Bf4 e5 16. Bg5 f6 17. Be3 d6 18. a4 Bc6 19. axb5 axb5 20. Nd5 Bxd5 21. exd5 Rdc8 22. Qb4 Nf5 23. Bd2 Bh6 24. Be4 Bxd2 25. Rxd2 Nb7 26. Qxb5 Nc5 27. Bg2 Rab8 28. Qc4 Qa5 29. Rdd1 Nxb3 30. Qg4 Nc5 31. Ra1 Qd2 32. c3 Rb2 33. Bf3 Rcb8 34. Rfd1 Qc2 35. Rac1 Qb3 36. h4 Ra8 37. Ra1 Rxa1 38. Rxa1 Rb1+ 39. Rxb1 Qxb1+ 40. Kh2 Qf1 41. Bg2 Qxf2 42. Qf3 Qe1 43. Ng1 e4 44. Qg4 Kg7 45. h5 Qf2 46. Nh3 Qe3 47. Nf4 Ne7 48. Ne6+ Nxe6 49. Qxe6 Nf5 50. Qxe4 Qxg3+ 51. Kh1 Qxc3 0-1

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.02.03"]
[Round "6.7"]
[White "Olesiak, Marcin"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "2076"]
[BlackElo "2199"]
[PlyCount "48"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 0-0 5. Bg2 d6 6. Nc3 Nc6 7. 0-0 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 Rb8 11. Rb1 b5 12. b3 bxc4 13. bxc4 Rxb1 14. Ncxb1 Qb6 15. Bb2 Bf5 16. Qc1 Rb8 17. Ba1 Bxb1 18. Nxb1 Nd7 19. Bxg7 Kxg7 20. f4 Qb2 21. Bh3 Nf6 22. Bg2 Qxa2 23. Nd2 Rb2 24. Rd1 Rc2 0-1

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2018.01.21"]
[Round "5.6"]
[White "Schupp, Uwe"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2128"]
[BlackElo "2199"]
[PlyCount "115"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gernsheim"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. g3 g6 2. Bg2 Bg7 3. c4 Nf6 4. Nf3 0-0 5. 0-0 d6 6. Nc3 Nc6 7. d3 e5 8. Rb1 h6 9. b4 Nh7 10. b5 Ne7 11. Qb3 g5 12. Nd2 g4 13. a4 Ng5 14. a5 Rb8 15. Ba3 f5 16. Nd5 c5 17. bxc6 Nxc6 18. Nf6+ Qxf6 19. Bxc6 Rd8 20. c5+ Be6 21. Bd5 dxc5 22. Bxe6+ Nxe6 23. Bxc5 b6 24. axb6 axb6 25. Bxb6 Rdc8 26. Rfc1 Kh7 27. Rxc8 Rxc8 28. Nc4 Ng5 29. Qb5 Qe6 30. Ne3 Nh3+ 31. Kg2 f4 32. Qd5 Qg6 33. Nc4 f3+ 34. exf3 gxf3+ 35. Kf1 Ng5 36. Be3 Ne6 37. Rb6 Rd8 38. Qxd8 Nxd8 39. Rxg6 Kxg6 40. Nd2 Kf5 41. Nxf3 Ne6 42. h3 h5 43. Ke2 Bf6 44. Nd2 Be7 45. f3 Nd8 46. g4+ hxg4 47. fxg4+ Kg6 48. Kf3 Kf6 49. Ke4 Ke6 50. Nc4 Nf7 51. d4 exd4 52. Kxd4 Bd8 53. Ke4 Be7 54. Bf4 Bf6 55. Nd2 Nh8 56. Nf3 Ng6 57. Bg3 Kf7 58. Ne5+ 1-0

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.6"]
[White "Bunda, Viktor"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2305"]
[BlackElo "2199"]
[PlyCount "45"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kassel"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 a5 10. h4 Ne8 11. h5 Bf6 12. Nh3 Bh4+ 13. Bf2 f5 14. Bxh4 Qxh4+ 15. Nf2 Qg3 16. hxg6 fxe4 17. Qd2 Rf4 18. gxh7+ Kh8 19. Rh3 Qg1+ 20. Bf1 exf3 21. Rh1 Qg3 22. Rh3 Qg1 23. Rh1 1/2-1/2

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.8"]
[White "Koller, Jens"]
[Black "Pichl, Michael"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2199"]
[BlackElo "2049"]
[PlyCount "37"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 Qa5 5. Na3 cxd4 6. Nc4 Qd8 7. cxd4 Nf6 8. e5 Nd5 9. h4 b5 10. Ne3 Qa5+ 11. Bd2 Nxe3 12. Qb3 Qa4 13. Qxe3 Ba6 14. a3 b4 15. b3 Qc6 16. Rc1 Qe6 17. Ng5 Qf5 18. Bd3 Qg4 19. Be2 1-0

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2017.11.11"]
[Round "2.8"]
[White "Wolf, Philipp"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "1832"]
[BlackElo "2199"]
[PlyCount "68"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Stadtilm Blau Weiss"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nge7 7. Nb3 Ng6 8. Be2 b5 9. Qd2 Be7 10. Rd1 0-0 11. 0-0 d6 12. f4 Bb7 13. Rf3 b4 14. Na4 f5 15. exf5 Rxf5 16. Rg3 Rf6 17. Bd3 Qe8 18. Rf1 Nh4 19. Rh3 Nf5 20. Nb6 Rd8 21. Nc4 h5 22. Bb6 Rd7 23. Bxf5 Rxf5 24. Rg3 Qf7 25. Nc5 Rd5 26. Qe2 dxc5 27. Qe4 Qf5 28. Qe2 Nd4 29. Qe1 Nxc2 30. Qe2 h4 31. Rh3 Bf6 32. Rc1 Bd4+ 33. Kf1 Qxf4+ 34. Rf3 Qxc1+ 0-1

[Event "Oberliga Ost-B 1718"]
[Site "Germany"]
[Date "2017.10.22"]
[Round "1.7"]
[White "Koller, Jens"]
[Black "Stockmann, Michael"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2199"]
[BlackElo "2238"]
[PlyCount "39"]
[EventDate "2017.10.22"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Schoeneck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. h3 Bf5 6. Nge2 Nf6 7. g4 Be6 8. Bg2 g6 9. Bf4 Qd8 10. Qd2 h5 11. g5 Nd5 12. Be5 Rg8 13. Nf4 Nxf4 14. Qxf4 Nd7 15. Bc7 Qc8 16. d5 cxd5 17. Nxd5 Nc5 18. 0-0-0 Bxd5 19. Rxd5 e6 20. Rd8+ 1-0

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.05.07"]
[Round "11.5"]
[White "Diyap, Murat"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2084"]
[BlackElo "2203"]
[PlyCount "70"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Frankfurt TV"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. g3 a6 6. Bg2 Nge7 7. Nc3 Nxd4 8. Qxd4 Nc6 9. Qd3 Ne5 10. Qe2 Qc7 11. 0-0 Bb4 12. Bd2 Bc5 13. Rad1 b5 14. Bf4 d6 15. Nb1 Bb7 16. Bxe5 dxe5 17. Rc1 0-0 18. Nd2 Rfd8 19. c4 b4 20. Rfd1 a5 21. Nb3 Be7 22. Rxd8+ Rxd8 23. Rd1 a4 24. Rxd8+ Qxd8 25. Nc1 Qd4 26. Qc2 Bc5 27. Nd3 Bxe4 28. Bxe4 Qxe4 29. b3 a3 30. h3 g6 31. Kh2 Bxf2 32. Qd2 Qd4 33. Qe2 Be3 34. Kg2 Qe4+ 35. Kh2 Bg1+ 0-1

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.05.06"]
[Round "10.5"]
[White "Koller, Jens"]
[Black "Prenzler, Daniel"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "2203"]
[BlackElo "2237"]
[PlyCount "89"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt Koenig Nied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. f4 cxd4 7. Nxd4 Nc6 8. Ngf3 Bc5 9. c3 Qb6 10. b4 Nxd4 11. Nxd4 Bxd4 12. Qxd4 Qxd4 13. cxd4 Nb6 14. Bd3 Bd7 15. b5 Nc4 16. Rb1 0-0 17. 0-0 f5 18. exf6 Rxf6 19. Bxc4 dxc4 20. Re1 Be8 21. Rb4 Rc8 22. Re5 Rf5 23. Rxe6 Bxb5 24. Re5 Rxe5 25. fxe5 Ba6 26. Kf2 Kf7 27. Ke3 Ke6 28. Ke4 Rd8 29. Ra4 Rd5 30. Ra3 Rb5 31. Rh3 Rd5 32. Rxh7 Rd7 33. Rh8 b5 34. Re8+ Kf7 35. Rb8 Bb7+ 36. Rxb7 Rxb7 37. d5 b4 38. Kd4 b3 39. axb3 cxb3 40. Bb2 Rc7 41. e6+ Ke8 42. Bc3 Rb7 43. Bb2 Rc7 44. Bc3 Rb7 45. Bb2 1/2-1/2

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.04.23"]
[Round "9.6"]
[White "Kearns, Christopher"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2180"]
[BlackElo "2203"]
[PlyCount "80"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Kassel"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nc3 Nxc3 7. bxc3 Qc7 8. Bd2 b6 9. Nf3 Bb7 10. Bd3 d6 11. 0-0 Nd7 12. Ng5 dxe5 13. Qh5 g6 14. Qh3 Be7 15. Rae1 Bd5 16. Bb5 a6 17. c4 Bxc4 18. Bxc4 Qxc4 19. Qf3 0-0 20. Nxf7 Qd5 21. Nh6+ Kg7 22. Qxd5 exd5 23. dxe5 Rac8 24. Ng4 Rfd8 25. Bh6+ Kg8 26. f4 Nc5 27. f5 gxf5 28. Rxf5 Ne4 29. Ref1 Bc5+ 30. Kh1 Bf8 31. Rf7 Bxh6 32. Nxh6+ Kh8 33. g3 Rc6 34. Ng4 d4 35. Rf8+ Rxf8 36. Rxf8+ Kg7 37. Rd8 Rg6 38. Rd7+ Kg8 39. Nf6+ Nxf6 40. exf6 Rxf6 1/2-1/2

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.02.19"]
[Round "7.6"]
[White "Koller, Jens"]
[Black "Lutz, Klaus Juergen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2203"]
[BlackElo "2277"]
[PlyCount "20"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. g3 Qa5 5. Bg2 e5 6. Nge2 Be7 7. 0-0 b5 8. a4 b4 9. Na2 Ba6 10. Re1 c5 1/2-1/2

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.02.18"]
[Round "6.7"]
[White "Koller, Jens"]
[Black "Walther, Cliff"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2203"]
[BlackElo "2172"]
[PlyCount "119"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nge2 Bg7 5. g3 0-0 6. Bg2 e5 7. 0-0 Nc6 8. dxe5 dxe5 9. h3 Be6 10. Nd5 Nd4 11. Nxd4 exd4 12. Nf4 Bc4 13. Re1 Nd7 14. b3 Bb5 15. Bb2 c5 16. Nd3 Re8 17. f4 Qb6 18. Kh2 Bc6 19. e5 Bxg2 20. Kxg2 f6 21. Qf3 fxe5 22. fxe5 Kh8 23. Qd5 Rad8 24. e6 Ne5 25. Qe4 Rxe6 26. Nf4 Ree8 27. Rad1 Qb5 28. c3 Qc6 29. Qxc6 Nxc6 30. Ne6 Rd5 31. Nxc5 Rde5 32. Rxe5 Rxe5 33. Nd3 Re2+ 34. Kf3 Re8 35. c4 Re3+ 36. Kf2 Kg8 37. Nf4 Re4 38. Re1 Rxe1 39. Kxe1 Be5 40. Kd2 Kf7 41. Kd3 h5 42. Ke4 g5 43. Nxh5 Kg6 44. g4 a6 45. Ba3 b5 46. cxb5 axb5 47. Bc1 Bh2 48. Kd5 Nb4+ 49. Kxd4 Nxa2 50. Bd2 b4 51. Kc4 Bd6 52. Be1 Nc1 53. Ng3 Bxg3 54. Bxg3 Ne2 55. Bf2 Nf4 56. Be3 Nxh3 57. Kxb4 Nf4 58. Kc4 Ne6 59. b4 Kf6 60. Kd5 1-0

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2017.01.15"]
[Round "5.6"]
[White "Klings, Peter"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2147"]
[BlackElo "2203"]
[PlyCount "108"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach Birkenau"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. Be3 Na6 8. 0-0 Ng4 9. Bg5 Qe8 10. h3 f6 11. Bh4 Nh6 12. Re1 c6 13. Qd2 Nf7 14. Rab1 Nc7 15. b4 Ne6 16. Bg3 Nfg5 17. Nxg5 fxg5 18. d5 Nd4 19. Qxg5 Bf6 20. Qd2 Qd8 21. Bd1 Bg5 22. Qd3 a5 23. b5 cxb5 24. Nxb5 Nxb5 25. Rxb5 b6 26. Rb2 Bd7 27. Be2 h5 28. Bf1 h4 29. Bh2 Qc7 30. Kh1 Bf4 31. Bg1 Rab8 32. Reb1 Rb7 33. f3 Rfb8 34. Bf2 Qd8 35. Qd1 g5 36. c5 dxc5 37. Bxc5 Qc7 38. Bf2 b5 39. a3 Qd6 40. Qd3 b4 41. Qa6 Qxa6 42. Bxa6 Rc7 43. axb4 Rxb4 44. Rxb4 axb4 45. Be1 b3 46. Kg1 b2 47. Rxb2 Rc1 48. Re2 Kf7 49. Bd3 Ke7 50. Kf1 Bg3 51. Rf2 Ra1 52. Ke2 Ra2+ 53. Kf1 Ra1 54. Ke2 Ra2+ 1/2-1/2

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2016.12.04"]
[Round "4.5"]
[White "Hellwig, Tobias"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2182"]
[BlackElo "2203"]
[PlyCount "51"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Sangerhausen"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. Bf4 Nd7 9. Qd2 e5 10. Bg5 f6 11. Be3 Ne7 12. dxe5 dxe5 13. Rad1 c6 14. Bc5 Qe8 15. Ba3 f5 16. Qd6 Bf6 17. h4 h6 18. e4 g5 19. hxg5 hxg5 20. exf5 g4 21. Nh4 Bxh4 22. gxh4 Nxf5 23. Qd2 Ng7 24. Bxf8 Qxf8 25. Qg5 Nf6 26. h5 1-0

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2016.11.19"]
[Round "2.5"]
[White "Koller, Jens"]
[Black "Reichel, Norbert"]
[Result "1/2-1/2"]
[ECO "B37"]
[WhiteElo "2203"]
[BlackElo "2131"]
[PlyCount "32"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Erfurt Medizin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 a5 10. Bd2 Nd7 11. Rb1 Nc5 12. b3 f5 13. f3 Bd7 14. a3 fxe4 15. Nxe4 Bf5 16. Ng3 Bxc2 1/2-1/2

[Event "Oberliga Ost-B 1617"]
[Site "Germany"]
[Date "2016.10.16"]
[Round "1.5"]
[White "Schmidt, Arndt"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2139"]
[BlackElo "2203"]
[PlyCount "53"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 a6 8. b3 Rb8 9. a4 e5 10. d5 Nb4 11. e4 Nd7 12. Na2 Nxa2 13. Rxa2 Nc5 14. Nd2 a5 15. Ba3 f5 16. Bxc5 dxc5 17. Qe2 f4 18. Nb1 Qg5 19. Nc3 h5 20. Kh1 h4 21. gxh4 Qxh4 22. Bf3 g5 23. Rg1 Rf6 24. Bg4 f3 25. Bxf3 g4 26. Bxg4 Rxf2 27. Qxf2 1-0

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2016.04.09"]
[Round "10.6"]
[White "Scheitz, Michael"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2027"]
[BlackElo "2226"]
[PlyCount "21"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Weimar"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 Nc6 7. 0-0 a6 8. b3 e5 9. d5 Na5 10. Nd2 Rb8 11. b4 1-0

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2016.02.21"]
[Round "8.6"]
[White "Schmuck, Helmut"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "E87"]
[WhiteElo "2136"]
[BlackElo "2226"]
[PlyCount "45"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Empor"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. d4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. Nge2 Na6 10. 0-0-0 Nc5 11. b4 Nd7 12. Kb2 a5 13. a3 Nb6 14. Nc1 axb4 15. axb4 Na4+ 16. Nxa4 Rxa4 17. Bd3 fxe4 18. fxe4 Bg4 19. Rdf1 Qa8 20. Rxf8+ Bxf8 21. h3 Bd7 22. Rf1 Ra1 23. Qc3 1/2-1/2

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2016.02.20"]
[Round "9.7"]
[White "Klings, Peter"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2154"]
[BlackElo "2226"]
[PlyCount "59"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. Bg5 d6 6. e3 c6 7. Be2 a6 8. 0-0 b5 9. a3 bxc4 10. Bxc4 Nbd7 11. Nd2 d5 12. Ba2 e5 13. Nf3 Qe8 14. Qa4 Bb7 15. Qb4 Rb8 16. dxe5 c5 17. Qh4 Ne4 18. Be7 Nxc3 19. bxc3 Nxe5 20. Nxe5 Bxe5 21. Bxc5 Bxc3 22. Rab1 Qc6 23. Bxf8 Rxf8 24. e4 dxe4 25. Rfd1 Qc7 26. Rbc1 Qe5 27. Qg3 Qxg3 28. hxg3 Be5 29. Rd7 Bc8 30. Rxf7 1-0

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2016.01.17"]
[Round "7.7"]
[White "Rudolph, Peter"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2091"]
[BlackElo "2226"]
[PlyCount "100"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Giessen"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 d5 7. Bd3 Nf6 8. 0-0 Be7 9. Qe2 dxe4 10. Nxe4 Qc7 11. Bd2 Bb7 12. b4 Nxe4 13. Bxe4 Bf6 14. Rab1 0-0 15. Rb3 Rfd8 16. Rh3 g6 17. Be3 Bg7 18. Qc4 Rd7 19. Bd3 Rd5 20. a4 Qd8 21. a5 a6 22. Bb6 Qd7 23. Bc5 Bf8 24. Be4 Rd1 25. Rd3 Rxd3 26. Qxd3 Qxd3 27. Bxd3 Rd8 28. h3 f5 29. Rb1 Kf7 30. Kf1 Bc8 31. Bxf8 Kxf8 32. Ke2 e5 33. f3 Ke7 34. Rb3 Rd6 35. Rc3 Kd7 36. Rc5 Rd5 37. Rc4 c5 38. Rh4 cxb4 39. Rxh7+ Kc6 40. Rg7 Rd6 41. g4 Kd5 42. Rc7 Rc6 43. Rxc6 Kxc6 44. gxf5 gxf5 45. h4 Kd5 46. h5 Ke6 47. Ke3 f4+ 48. Kf2 Bb7 49. h6 Kf6 50. Kg2 Kf7 1/2-1/2

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2016.01.16"]
[Round "6.6"]
[White "Duncker, Joachim"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "2240"]
[BlackElo "2226"]
[PlyCount "92"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. f4 d6 6. Nh3 Bg7 7. 0-0 Nge7 8. d3 0-0 9. Kh1 Rb8 10. g4 f5 11. gxf5 exf5 12. Nd5 b5 13. Qe1 Nxd5 14. exd5 Nd4 15. Qd1 b4 16. Bd2 Nb5 17. Qc1 Bb7 18. Ng5 Nc7 19. c4 bxc3 20. Bxc3 Qd7 21. b3 Rfe8 22. Bxg7 Qxg7 23. Ne6 Nxe6 24. dxe6 Bxg2+ 25. Kxg2 Rxe6 26. Qc4 Qf7 27. Rae1 Rbe8 28. Rxe6 Rxe6 29. Rf2 Re1 30. Rd2 Kf8 31. Qxf7+ Kxf7 32. d4 cxd4 33. Rxd4 Re2+ 34. Kg3 Rxa2 35. Rxd6 Ra3 36. Rd7+ Kf6 37. Rb7 h6 38. h4 Ke6 39. h5 gxh5 40. Kh4 Kd5 41. Kxh5 Ra6 42. Re7 Kd4 43. b4 Rb6 44. Re5 Rf6 45. b5 Kc4 46. Kh4 Kb4 1/2-1/2

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2015.12.13"]
[Round "5.6"]
[White "Serbu, Eli"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2121"]
[BlackElo "2226"]
[PlyCount "80"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Wiesbaden"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nc3 Nxc3 7. bxc3 Qc7 8. Bd2 b6 9. Bd3 Bb7 10. Qg4 Nc6 11. Ne2 0-0-0 12. Ng3 d6 13. exd6 Bxd6 14. Qxg7 Rhg8 15. Qxh7 Bf4 16. Bxf4 Qxf4 17. 0-0 Rh8 18. Qe4 Qh6 19. h3 f5 20. Qe2 f4 21. Ne4 Rdg8 22. Qf3 Kc7 23. a4 Ne7 24. a5 b5 25. Rfb1 a6 26. Bxb5 axb5 27. Rxb5 Bc6 28. Rc5 Qxh3 29. Qxf4+ Kc8 30. Rxc6+ Nxc6 31. Ng3 Qh2+ 32. Kf1 Qh7 33. a6 Qc7 34. Qc1 Rxg3 35. a7 Nxa7 36. Qa3 Rg7 37. Qa6+ Qb7 38. Qxe6+ Kb8 39. Ra6 Rh1+ 40. Ke2 Re7 0-1

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2015.11.15"]
[Round "4.4"]
[White "Koller, Jens"]
[Black "Kearns, Christopher"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2226"]
[BlackElo "2176"]
[PlyCount "119"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Kassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 d5 10. Nxd5 Bxa3 11. Bxf6 gxf6 12. bxa3 f5 13. Bd3 Be6 14. c3 Qa5 15. 0-0 0-0-0 16. Rb1 Qxa3 17. Qe2 Bxd5 18. exd5 Rxd5 19. Bxf5+ Kc7 20. Be4 Ra5 21. Qf3 Qe7 22. Rfd1 Rc5 23. Rd3 h6 24. h3 Rf8 25. Qf5 Qe6 26. Qxe6 fxe6 27. Rg3 Re8 28. Rg7+ Re7 29. Rxb7+ Kd6 30. Rgxe7 Nxe7 31. Rb6+ Kd7 32. Rxa6 Rxc3 33. a4 Nc8 34. f3 Nd6 35. Ra7+ Kd8 36. Rh7 Rc4 37. Rxh6 Ke7 38. Rh7+ Kf6 39. Rh6+ Ke7 40. Rh7+ Kf6 41. Rh4 Rxa4 42. Rg4 Nf5 43. h4 Ra1+ 44. Kh2 Ne3 45. Rg6+ Kf7 46. h5 Nf1+ 47. Kh3 Ne3 48. g4 Nd5 49. Bxd5 exd5 50. Rd6 Rd1 51. Kg2 Rd2+ 52. Kg3 Rd3 53. g5 e4 54. g6+ Ke7 55. g7 Rxf3+ 56. Kg2 Kxd6 57. g8Q Rf6 58. h6 e3 59. h7 e2 60. Qg3+ 1-0

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2015.10.11"]
[Round "3.6"]
[White "Koller, Jens"]
[Black "Vollmar, Rainer"]
[Result "1/2-1/2"]
[ECO "B37"]
[WhiteElo "2226"]
[BlackElo "2141"]
[PlyCount "94"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 d6 6. Nc3 Nf6 7. Nc2 Bg7 8. Be2 0-0 9. 0-0 a5 10. Bd2 Nd7 11. Rb1 Nc5 12. f3 f5 13. b3 Be6 14. exf5 Bxf5 15. Rc1 Ne5 16. Ne3 Ned3 17. Bxd3 Nxd3 18. Rb1 Bd4 19. Kh1 e5 20. Nxf5 Rxf5 21. Be3 Bxe3 22. Qxd3 Bc5 23. Nd5 Qd7 24. Qxf5 Qxf5 25. Ne7+ Kf7 26. Nxf5 gxf5 27. g3 h5 28. Rfd1 Rg8 29. Rd5 Ke6 30. Kg2 b5 31. Rxc5 dxc5 32. cxb5 Rd8 33. Rb2 Rd4 34. Rc2 Kd6 35. Kf2 Rb4 36. Rc4 Rxb5 37. Ra4 Kd5 38. Ke3 Rb4 39. Rxa5 h4 40. Ra4 hxg3 41. hxg3 Rb8 42. f4 Rg8 43. fxe5 Kxe5 44. Kf3 Rg7 45. Rc4 Kd5 46. Rh4 Ke5 47. b4 Ra7 1/2-1/2

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2015.10.10"]
[Round "2.7"]
[White "Koller, Jens"]
[Black "Machowitsch, Wolf"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2226"]
[BlackElo "1979"]
[PlyCount "73"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Nied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. f4 Nc6 7. Nf3 b6 8. c3 a5 9. Qa4 Qc7 10. f5 Be7 11. fxe6 fxe6 12. Nf4 Nd8 13. Bd3 Ba6 14. Bxa6 Rxa6 15. c4 cxd4 16. cxd5 Bb4+ 17. Bd2 b5 18. Qxb5 Rb6 19. Qe2 Bxd2+ 20. Qxd2 Nxe5 21. 0-0 0-0 22. Nxe5 Qxe5 23. Rae1 Qd6 24. Qxd4 Rb4 25. Qe3 Rbxf4 26. Rxf4 Qxf4 27. Qxf4 Rxf4 28. dxe6 Nxe6 29. Rxe6 Rb4 30. Re2 Kf7 31. Kf2 Kf6 32. Kf3 g5 33. b3 Kf5 34. Rc2 Rf4+ 35. Ke3 a4 36. Rf2 axb3 37. axb3 1-0

[Event "Oberliga Ost-B 1516"]
[Site "Germany"]
[Date "2015.09.20"]
[Round "1.6"]
[White "Klundt, Klaus"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2304"]
[BlackElo "2226"]
[PlyCount "47"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Heusenstamm"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. Re1 Be7 10. e5 Nd7 11. Qg4 g6 12. Na4 Qa5 13. Re2 c5 14. b3 Bb7 15. c4 d4 16. Bd2 Qc7 17. Rae1 h5 18. Qg3 h4 19. Qg4 0-0-0 20. h3 Rh5 21. f4 Nb8 22. Bxg6 fxg6 23. Qxe6+ Nd7 24. Qxe7 1-0

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2015.04.11"]
[Round "10.6"]
[White "Stiefel, Roland"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2049"]
[BlackElo "2234"]
[PlyCount "80"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Weimar Vimaria"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. b3 0-0 5. Bb2 b6 6. Nbd2 Bb7 7. Bd3 d5 8. 0-0 Nbd7 9. Re1 Ne4 10. Bxe4 dxe4 11. Ng5 Nf6 12. c4 h6 13. Nh3 g5 14. Qc2 e6 15. Rad1 Qd6 16. g3 c5 17. Kg2 Qc6 18. Ng1 cxd4 19. Bxd4 Nd7 20. Bxg7 Kxg7 21. Ne2 e5 22. Qb2 Qe6 23. h3 Nc5 24. Nc1 Rad8 25. Kh2 Bc8 26. g4 f5 27. f4 fxg4 28. Rg1 gxh3 29. b4 Kh7 30. bxc5 exf4 31. Nxe4 Qxe4 32. Rd4 Rxd4 33. exd4 f3 34. Qf2 Qf4+ 35. Kh1 Bf5 36. cxb6 axb6 37. Rf1 Be4 38. Nb3 g4 39. Rg1 h2 40. Rg3 Qxg3 0-1

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2015.02.22"]
[Round "8.5"]
[White "Koller, Jens"]
[Black "Maric, Davor"]
[Result "0-1"]
[ECO "C34"]
[WhiteElo "2234"]
[BlackElo "2305"]
[PlyCount "90"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Kassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. d4 d5 5. Bd3 Ng6 6. 0-0 Be7 7. Nc3 dxe4 8. Nxe4 0-0 9. b3 Nd7 10. Bb2 Nb6 11. c4 Bg4 12. Qc2 Nd7 13. Ne5 Ndxe5 14. dxe5 Qd7 15. Qc3 Be6 16. Rad1 Qc6 17. b4 a6 18. Nd2 a5 19. b5 Qb6+ 20. Kh1 a4 21. Ne4 a3 22. Bc1 Qa5 23. Qa1 Rad8 24. Bxf4 Rxd3 25. Rxd3 Bxc4 26. Rdf3 Bxf1 27. Qxf1 Qa4 28. Nc3 Qd4 29. Ne2 Qc4 30. Ng3 Qxf1+ 31. Rxf1 Nxf4 32. Rxf4 Rd8 33. h3 Bc5 34. Ne4 Bd4 35. Rf3 Bxe5 36. g4 Rd1+ 37. Kg2 f6 38. Rxa3 Rb1 39. Nc3 Rb2+ 40. Kf3 Rh2 41. Ra8+ Kf7 42. Nd5 Rxh3+ 43. Ke4 Rg3 44. Ne3 Bd6 45. Rd8 Bc5 0-1

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2015.02.21"]
[Round "9.6"]
[White "Koller, Jens"]
[Black "Wiemers, Holger"]
[Result "1-0"]
[ECO "C36"]
[WhiteElo "2234"]
[BlackElo "1967"]
[PlyCount "99"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bc4 Nxd5 6. Bxd5 Qxd5 7. Nc3 Qd8 8. d4 Bd6 9. Qe2+ Qe7 10. Qxe7+ Kxe7 11. Bxf4 c6 12. Bxd6+ Kxd6 13. 0-0 f6 14. d5 cxd5 15. Rad1 Be6 16. Nd4 Na6 17. Rfe1 Rhe8 18. Ncb5+ Kd7 19. Nxe6 Rxe6 20. Rxd5+ Ke7 21. Red1 Re2 22. Rd7+ Kf8 23. Rxb7 Nc5 24. Rc7 Ne6 25. Rc4 Rb8 26. Kf1 Re5 27. Nxa7 Rxb2 28. a4 Rc5 29. Rd8+ Kf7 30. Rc8 Rf5+ 31. Ke2 Nf4+ 32. Kd2 Nd5 33. Kc1 Rb7 34. Nb5 Rf1+ 35. Kb2 Rf2 36. R4c5 Nb4 37. Kb3 Na6 38. R5c6 Nb8 39. R6c7+ Rxc7 40. Rxc7+ Kg6 41. Nd4 Rxg2 42. Rb7 Na6 43. Ne6 Re2 44. Nf4+ Kf5 45. Nxe2 Nc5+ 46. Kc4 Nxb7 47. Kd5 Kg4 48. c4 Kf3 49. Nd4+ Ke3 50. c5 1-0

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2015.01.18"]
[Round "7.6"]
[White "Guenther, Peter"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2190"]
[BlackElo "2234"]
[PlyCount "98"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Frankfurt BvK"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 d6 7. Qd2 Nd4 8. Nd1 e5 9. c3 Ne6 10. Ne2 Ne7 11. 0-0 d5 12. Bh6 0-0 13. Bxg7 Kxg7 14. exd5 Nxd5 15. Ne3 Ne7 16. Nc4 Qc7 17. f4 exf4 18. Nxf4 Nxf4 19. Rxf4 Be6 20. Raf1 h5 21. Rf6 Ng8 22. R6f2 Rad8 23. Qg5 f6 24. Qh4 Rxd3 25. Qe4 Bxc4 26. Qxc4 Rfd8 27. b4 b6 28. bxc5 Qxc5 29. Qxc5 bxc5 30. c4 Rd2 31. Bd5 Rxf2 32. Rxf2 Ne7 33. Rb2 Nxd5 34. Rb7+ Kh6 35. cxd5 Rxd5 36. Rxa7 Kg5 37. Ra4 Kf5 38. h3 Ke5 39. Kf2 Rd4 40. Ra8 Ke4 41. Re8+ Kd3 42. Re3+ Kc2 43. Re6 c4 44. Rxf6 Kd2 45. Rxg6 c3 46. Rc6 c2 47. Kf3 Rd3+ 48. Kf2 c1Q 49. Rxc1 Kxc1 0-1

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2014.12.07"]
[Round "5.7"]
[White "Feuerherdt, Martin"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1805"]
[BlackElo "2234"]
[PlyCount "66"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Merseburg"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bf3 d5 9. exd5 cxd5 10. Qd4 Be7 11. Bf4 0-0 12. 0-0 Qb6 13. Qxb6 axb6 14. Rfd1 Bd7 15. Be2 Rfc8 16. a3 Ne8 17. Rac1 Bf6 18. Rd3 Bc6 19. Nd1 e5 20. Bg3 Bb5 21. Rxd5 Bxe2 22. Ne3 Rd8 23. Bxe5 Rxd5 24. Nxd5 Bxe5 25. Re1 Rd8 26. Ne7+ Kf8 27. Nc6 Rd1 28. Rxd1 Bxd1 29. Nxe5 Bxc2 30. Nd7+ Ke7 31. Nxb6 Bb3 32. Nc8+ Kd7 33. Na7 Nd6 0-1

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2014.11.09"]
[Round "4.6"]
[White "Duchrow, Oliver"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2113"]
[BlackElo "2234"]
[PlyCount "135"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Sangerhausen"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Be2 Nf6 7. Nd2 Qc7 8. 0-0 d5 9. Bf3 Bd6 10. h3 Ba6 11. Re1 0-0 12. Be2 Bb7 13. Bd3 c5 14. c3 Bh2+ 15. Kh1 Bf4 16. exd5 exd5 17. Nf1 Rfe8 18. Bxf4 Qxf4 19. Qd2 Qh4 20. Ng3 Ne4 21. Bxe4 dxe4 22. Kg1 Rad8 23. Qe3 Rd5 24. Rad1 Qd8 25. Rxd5 Qxd5 26. Re2 Bc6 27. Rd2 Qe5 28. c4 g6 29. Ne2 f5 30. g3 a5 31. Nc1 a4 32. Ne2 Rb8 33. Qf4 Qxf4 34. Nxf4 Rb4 35. Rd8+ Kf7 36. Rc8 Be8 37. Rxc5 Rxb2 38. Rc7+ Kf6 39. Nd5+ Kg5 40. Rxh7 Bc6 41. Ne3 Rxa2 42. Rc7 Ba8 43. Ra7 Bc6 44. h4+ Kh6 45. Kg2 Rd2 46. g4 fxg4 47. Nxg4+ Kh5 48. Kg3 Rd3+ 49. Ne3 Rd7 50. Ra5+ Kh6 51. h5 Rc7 52. Ng4+ Kh7 53. hxg6+ Kxg6 54. Ne5+ Kf6 55. Kf4 Bb7 56. Rxa4 Rh7 57. Ra7 Ke6 58. c5 Rh4+ 59. Kg5 Rh1 60. Rxb7 Kxe5 61. c6 Rg1+ 62. Kh4 Kd6 63. Rb4 e3 64. fxe3 Kxc6 65. Rg4 Re1 66. e4 Kd6 67. Kg3 Rg1+ 68. Kf3 1/2-1/2

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2014.10.19"]
[Round "3.6"]
[White "Koller, Jens"]
[Black "Debus, Alfred"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2234"]
[BlackElo "2170"]
[PlyCount "42"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Marburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Bd2 Qb6 7. Nf3 Qxb2 8. Rb1 Qa3 9. Ne5 e6 10. 0-0 Be7 11. Qf3 0-0 12. Rb3 Qd6 13. Ne2 Nd5 14. Bd3 f5 15. c4 Nc7 16. Bf4 Qd8 17. Bc2 Nba6 18. Qh5 Qe8 19. Qh3 Qd8 20. Qh5 Qe8 21. Qh3 Qd8 1/2-1/2

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2014.10.18"]
[Round "2.7"]
[White "Koller, Jens"]
[Black "Orwatsch, Gerhard"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2234"]
[BlackElo "2066"]
[PlyCount "153"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Giessen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 g6 4. Nc3 Bg7 5. h3 Nh6 6. Nf3 f6 7. Bf4 Nf7 8. exf6 exf6 9. Bd3 0-0 10. 0-0 Be6 11. Re1 Re8 12. Qd2 Nd7 13. Ne2 Nf8 14. c3 b5 15. b4 Qd7 16. Qc2 Nd6 17. Bxd6 Qxd6 18. Qd2 Bf7 19. h4 a5 20. a3 Ra7 21. Rad1 axb4 22. axb4 Rea8 23. Bb1 Qd7 24. Nh2 Ne6 25. Nc1 Qd6 26. Nd3 Ra3 27. Rc1 Nf8 28. Ng4 Be6 29. Nh6+ Kh8 30. Nc5 Bg8 31. h5 Qc7 32. Nxg8 Kxg8 33. h6 Bh8 34. Re2 Qf7 35. Rce1 R3a7 36. Qf4 Qc7 37. Qg4 Qf7 38. Bf5 Ra1 39. Kh2 Rxe1 40. Rxe1 Re8 41. Rxe8 Qxe8 42. Be6+ Nxe6 43. Qxe6+ Qxe6 44. Nxe6 f5 45. Nd8 Bf6 46. Nxc6 Bg5 47. Na7 Bxh6 48. Nxb5 Bd2 49. Kg3 Kf7 50. Kf3 Ke6 51. Ke2 Bf4 52. Kd3 Kd7 53. c4 Kc6 54. Nc3 dxc4+ 55. Kxc4 h5 56. Nb5 Bb8 57. d5+ Kb6 58. Nd4 Bd6 59. Nf3 f4 60. Ng5 Be7 61. Ne4 g5 62. d6 Bd8 63. Kd4 Kb5 64. Ke5 f3 65. g3 Kxb4 66. Kf5 g4 67. d7 Kc4 68. Nf6 Kd3 69. Nxh5 Ke2 70. Kxg4 Kxf2 71. Nf4 Ke3 72. Nh3 Ke4 73. Ng5+ Ke5 74. Nxf3+ Ke6 75. Kh5 Kxd7 76. Kg6 Bc7 77. g4 1/2-1/2

[Event "Oberliga Ost-B 1415"]
[Site "Germany"]
[Date "2014.09.21"]
[Round "1.7"]
[White "Prudlo, Simon"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2170"]
[BlackElo "2234"]
[PlyCount "63"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Heusenstamm"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 a6 5. d3 Nge7 6. Nge2 Nd4 7. Nxd4 cxd4 8. Ne2 Nc6 9. 0-0 Bc5 10. f4 d6 11. f5 e5 12. Bd2 Bd7 13. Rb1 Bb6 14. Kh1 Qc7 15. c4 a5 16. b3 Bc5 17. Bc1 a4 18. Qd2 axb3 19. axb3 Nb4 20. f6 g6 21. Ng1 h5 22. Bb2 h4 23. Ra1 Rc8 24. gxh4 Rxh4 25. Rf3 Nc6 26. Nh3 Qb6 27. Ng5 Qxb3 28. Rg3 Nd8 29. Rf1 Ne6 30. Bc1 Nxg5 31. Qxg5 Rh5 32. Qxh5 1-0

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.04.06"]
[Round "11.5"]
[White "Koller, Jens"]
[Black "Klings, Peter"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2253"]
[BlackElo "2167"]
[PlyCount "43"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Moerlenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Bd3 Nd7 6. Nf3 e5 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Bc4 Qxd1+ 10. Rxd1 Nf6 11. f3 h6 12. a4 Bf8 13. 0-0 Bd6 14. Nd5 Nxd5 15. Bxd5 Ke7 16. g3 f6 17. f4 c6 18. Bb3 Be6 19. Bxe6 Kxe6 20. f5+ gxf5 21. Rxf5 h5 22. h3 1/2-1/2

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.04.05"]
[Round "10.5"]
[White "Roosen, Holger"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2229"]
[BlackElo "2253"]
[PlyCount "103"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Offenbach"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 e6 3. e4 d6 4. d4 Nbd7 5. Nf3 c5 6. Be2 cxd4 7. Qxd4 a6 8. 0-0 Qc7 9. Bg5 Be7 10. Rac1 b6 11. Rfd1 Bb7 12. b4 Rd8 13. Bh4 Ne5 14. Bg3 Nc6 15. Qd2 Nxb4 16. Nd5 exd5 17. cxd5 Nxe4 18. Rxc7 Nxd2 19. Rxd2 Ba8 20. Bc4 b5 21. Bb3 a5 22. Re2 Rd7 23. Rc8+ Rd8 24. Rxa8 Rxa8 25. Bxd6 Ra7 26. Bxb4 axb4 27. d6 0-0 28. dxe7 Re8 29. Ng5 Rexe7 30. Rxe7 Rxe7 31. Kf1 h6 32. Nxf7 Kf8 33. f4 Re4 34. g3 Ke7 35. Kf2 Kf6 36. Ne5 Rd4 37. Ke3 Rd6 38. Nd3 Kf5 39. h3 Rc6 40. g4+ Kf6 41. Nxb4 Rc1 42. Nd5+ Ke6 43. Nc3+ Kd7 44. Nd1 Kd6 45. Kd4 Kc6 46. h4 Kd6 47. f5 Ke7 48. g5 hxg5 49. hxg5 Rc8 50. Ke5 Rc5+ 51. Bd5 Rc1 52. Nf2 1-0

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.03.16"]
[Round "9.5"]
[White "Kastner, Peter"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2170"]
[BlackElo "2253"]
[PlyCount "64"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Liebschwitz"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 0-0 8. Bh6 g6 9. Bxf8 Qxf8 10. Qg3 Qc5 11. Nde2 Nc6 12. 0-0-0 Nxc3 13. Nxc3 Bxc3 14. Qxc3 Qxc3 15. bxc3 Nxe5 16. Be2 Kf8 17. f4 Nc6 18. g4 Ke7 19. h4 b6 20. h5 Bb7 21. hxg6 hxg6 22. Rh7 g5 23. fxg5 Ne5 24. Rf1 Be4 25. Rh5 Rc8 26. Rf4 Bg6 27. Rh3 Rc5 28. Rb4 Ra5 29. Kb2 Rd5 30. Rd4 Rc5 31. Rb4 Rd5 32. Rd4 Rc5 1/2-1/2

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.02.23"]
[Round "8.5"]
[White "Koller, Jens"]
[Black "Guenther, Peter"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2253"]
[BlackElo "2212"]
[PlyCount "113"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Nge2 Bg4 7. f3 Bh5 8. Nf4 Bg6 9. Qe2+ Kf8 10. Bxg6 hxg6 11. Nd3 Qe7 12. Qxe7+ Bxe7 13. Bf4 c6 14. g4 Nbd7 15. Kf2 Ne8 16. Rae1 Bh4+ 17. Bg3 Nc7 18. Bxh4 Rxh4 19. Kg3 g5 20. f4 Rh8 21. fxg5 Ne6 22. g6 Nxd4 23. gxf7 Nxc2 24. Re2 Nd4 25. Rf2 g5 26. Rhf1 Rh6 27. Nd1 Re6 28. h4 Ne2+ 29. Rxe2 Rxe2 30. hxg5 Re4 31. g6 Kg7 32. Nf4 Rxf4 33. Rxf4 Kxg6 34. Ne3 Rf8 35. Nf5 Rxf7 36. Nh4+ Kg7 37. Nf5+ Kf8 38. Kh4 Nc5 39. Kh5 Ne6 40. Ra4 Ng7+ 41. Kg6 Rd7 42. Rxa7 Nxf5 43. gxf5 Ke7 44. f6+ Ke6 45. Ra3 d4 46. Rd3 c5 47. Rd1 b5 48. Re1+ Kd6 49. f7 Rxf7 50. Kxf7 c4 51. a3 Kd5 52. Rd1 Kc5 53. Ke6 c3 54. Rc1 Kc4 55. Kd6 b4 56. axb4 Kxb4 57. bxc3+ 1-0

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.01.19"]
[Round "7.5"]
[White "Rudnizki, Sergej"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2165"]
[BlackElo "2253"]
[PlyCount "61"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Empor"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d5 8. Nd2 Qc7 9. Qe2 Bd6 10. Kh1 0-0 11. b3 e5 12. Bb2 dxe4 13. Nxe4 Nxe4 14. Qxe4 f5 15. Bc4+ Kh8 16. Qh4 Rf6 17. f4 Rh6 18. Qg5 Bb7 19. Rad1 Re8 20. Rfe1 c5 21. fxe5 Be7 22. Qxf5 Rd8 23. Rxd8+ Qxd8 24. Qd3 Qe8 25. Bd5 Qh5 26. h3 Bc8 27. e6 Qh4 28. Re2 Qf4 29. Qe3 Qf1+ 30. Kh2 Rh5 31. Be5 1-0

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2014.01.18"]
[Round "6.5"]
[White "Koller, Jens"]
[Black "Meyner, Hannes"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2253"]
[BlackElo "2256"]
[PlyCount "62"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Kassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 f6 7. Nf4 fxe5 8. dxe5 Bf7 9. Qe2 Nd7 10. Bg2 Ne7 11. 0-0 Qc7 12. Nd3 h5 13. h3 hxg4 14. hxg4 Ng6 15. f4 Nc5 16. Be3 Nxd3 17. cxd3 Nh4 18. Bh1 g5 19. d4 gxf4 20. Rxf4 Bh6 21. Rf6 Bxe3+ 22. Qxe3 0-0-0 23. Nb5 Qe7 24. Raf1 Rhg8 25. Nxa7+ Kb8 26. Nxc6+ bxc6 27. Qb3+ Kc8 28. Rxf7 Rxg4+ 29. Kh2 Rh8 30. Kh3 Nf5+ 31. Kxg4 Qxf7 0-1

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2013.12.15"]
[Round "5.5"]
[White "Dreyer, Michael"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2224"]
[BlackElo "2253"]
[PlyCount "33"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Jena"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 b6 7. Nc3 Nxc3 8. bxc3 Bb7 9. Bd3 d6 10. 0-0 Nd7 11. Re1 Qc7 12. Bd2 Be7 13. Qe2 dxe5 14. Nxe5 Nxe5 15. Qxe5 Qxe5 16. Rxe5 0-0 17. a4 1/2-1/2

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2013.11.24"]
[Round "4.4"]
[White "Koller, Jens"]
[Black "Voropaev, Gleb"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2253"]
[BlackElo "2300"]
[PlyCount "77"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Heusenstamm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nc6 5. Bb5 Nf6 6. Bxc6+ bxc6 7. fxe5 dxe5 8. Qe2 Qd6 9. d3 0-0 10. Nd1 Bb6 11. Bd2 a5 12. Ne3 Be6 13. Ng5 Bd4 14. Nxe6 Qxe6 15. Nc4 a4 16. c3 Bc5 17. Rf1 Nd7 18. Qh5 Rfe8 19. Rf3 Nb6 20. Ne3 Bxe3 21. Bxe3 Nd7 22. c4 Nf6 23. Qh4 Reb8 24. 0-0-0 Qd6 25. Bd2 a3 26. b3 Qd4 27. Rdf1 Qa1+ 28. Kc2 Qxa2+ 29. Kd1 Qxb3+ 30. Ke2 a2 31. Rg3 Ne8 32. Qe7 Nd6 33. Qxe5 Ne8 34. Qe7 Nd6 35. Qe5 Ne8 36. Bc3 Qc2+ 37. Ke3 f6 38. Qe6+ Kf8 39. Bxf6 1-0

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2013.11.10"]
[Round "3.4"]
[White "Richter, Dustin"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "E66"]
[WhiteElo "2110"]
[BlackElo "2253"]
[PlyCount "43"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Sangerhausen"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 0-0 6. 0-0 Nc6 7. Nc3 a6 8. h3 Rb8 9. a4 Na5 10. Nd2 c5 11. d5 Bd7 12. Qc2 b5 13. axb5 axb5 14. cxb5 Bxb5 15. Ra3 Nd7 16. b3 Qb6 17. Bb2 c4 18. b4 Nb3 19. Nxb3 cxb3 20. Qxb3 Ne5 21. Nxb5 Qxb5 22. Bxe5 1/2-1/2

[Event "Oberliga Ost-B 1314"]
[Site "Germany"]
[Date "2013.11.09"]
[Round "2.4"]
[White "Koller, Jens"]
[Black "Puls, Thomas"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2253"]
[BlackElo "2168"]
[PlyCount "126"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Halle"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. exf5 Bxf5 12. Qf3 Bd7 13. Nf6+ Ke7 14. Nd5+ Ke8 15. c3 Be7 16. Bd3 Rb8 17. Nc2 h5 18. Nce3 Rh6 19. Bf5 Bg5 20. Bxd7+ Qxd7 21. Nf5 Rg6 22. 0-0 Kf8 23. h4 e4 24. Qxe4 Re8 25. Qc2 Re5 26. Nde3 Bf4 27. Rad1 Ne7 28. Rd4 Bxe3 29. Nxe3 Nf5 30. Nxf5 Rxf5 31. Re1 Rgf6 32. f3 Qa7 33. Qf2 Qb7 34. Rde4 Qc6 35. Qd4 d5 36. Re5 Rf4 37. Qxd5 Qxd5 38. Rxd5 Rxh4 39. Ree5 Ra4 40. a3 h4 41. Kh2 Rg6 42. Rd7 Rf4 43. Rc7 Rd6 44. b3 Rd2 45. Re3 Ra2 46. c4 Rxa3 47. g3 hxg3+ 48. Kxg3 Rxc4 49. Ra7 Rc6 50. Kg4 Kg7 51. f4 Rg6+ 52. Kf3 Rb6 53. f5 a5 54. Kf4 a4 55. Re6 axb3 56. Rxb6 Rxa7 57. Rxb5 f6 58. Rxb3 Ra4+ 59. Kf3 Kh6 60. Rb5 Kg5 61. Rc5 Rf4+ 62. Kg3 Rxf5 63. Rxf5+ Kxf5 1/2-1/2

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.04.14"]
[Round "11.6"]
[White "Koller, Jens"]
[Black "Czech, Ludwig"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2263"]
[BlackElo "2079"]
[PlyCount "98"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Offenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qh5 Nbc6 7. Nf3 Be6 8. 0-0 Qd7 9. Ne5 Nxe5 10. Qxe5 0-0-0 11. Bf4 Bd6 12. Qe3 Bxf4 13. Qxf4 Bf5 14. Rfd1 c6 15. Na4 Bxd3 16. Rxd3 Ng6 17. Qd2 Rhe8 18. Ra3 Qg4 19. Nc5 b6 20. h3 Qe2 21. Qxe2 Rxe2 22. Nd3 Kb7 23. Rc1 Re4 24. c3 Rde8 25. Rb3 Kc7 26. g3 f5 27. Nb4 f4 28. Rc2 Re2 29. Rxe2 Rxe2 30. a4 f3 31. Na6+ Kb7 32. Nc5+ Kc7 33. Nd3 Rd2 34. Ne1 Rd1 35. Kf1 Rb1 36. a5 bxa5 37. Ra3 Kb6 38. b4 axb4 39. cxb4 a6 40. Rxf3 Rxb4 41. Nc2 Rc4 42. Rb3+ Kc7 43. Rb2 a5 44. Ke2 Ne7 45. Kd3 Nf5 46. g4 Nd6 47. f3 Nb5 48. Ra2 Rc3+ 49. Kd2 Rxf3 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.04.13"]
[Round "10.6"]
[White "Schaefer, Michael"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2188"]
[BlackElo "2263"]
[PlyCount "134"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bf4 d6 5. e3 0-0 6. Be2 c6 7. h3 Qa5 8. Nf3 Ne4 9. Qa4 Qxa4 10. Nxa4 Nd7 11. Bd3 f5 12. Bxe4 fxe4 13. Nd2 d5 14. Bg5 e5 15. cxd5 cxd5 16. Nb3 exd4 17. exd4 b6 18. Nc3 Bb7 19. 0-0 h6 20. Be3 Nf6 21. Rfc1 Ne8 22. a4 Nd6 23. a5 Rac8 24. axb6 axb6 25. Ra7 Ra8 26. Rca1 Rxa7 27. Rxa7 Ra8 28. Rxa8+ Bxa8 29. Nc1 Kf7 30. N1e2 g5 31. b3 Ke6 32. h4 Bf6 33. Kh2 Bb7 34. hxg5 hxg5 35. Kh3 Kf5 36. Bc1 Bc6 37. Be3 Ne8 38. Kh2 Ng7 39. Kh3 Ne6 40. Kh2 Be7 41. Bc1 b5 42. Nd1 Nf4 43. Ng3+ Ke6 44. Bd2 Bf6 45. Be3 b4 46. Nf1 Ne2 47. Ng3 Nxd4 48. Nh5 Be5+ 49. Kh3 Nxb3 50. Bxg5 Nc5 51. f4 Bd4 52. g4 b3 53. f5+ Kf7 54. Bd2 b2 55. Nxb2 Bxb2 56. g5 Nd7 57. g6+ Kg8 58. Bg5 d4 59. f6 Ne5 60. f7+ Nxf7 61. gxf7+ Kxf7 62. Ng3 Ke6 63. Kg4 Kd5 64. Kf5 Bd7+ 65. Kf6 d3+ 66. Ke7 Bh3 67. Nh1 Bd4 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.03.17"]
[Round "9.6"]
[White "Koller, Jens"]
[Black "August, Daniel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2263"]
[BlackElo "1967"]
[PlyCount "58"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Jena Jenapharm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. Nf3 Nbd7 8. a3 c6 9. Bh4 h6 10. 0-0-0 Kc7 11. Bg3 Bd6 12. Nd2 Nh5 13. Bc4 Nxg3 14. hxg3 Bxc4 15. Nxc4 Be7 16. Rhf1 b5 17. Ne3 Rhe8 18. f4 f6 19. Nf5 Bf8 20. Rfe1 a5 21. Kb1 Nc5 22. fxe5 Rxe5 23. Nh4 b4 24. axb4 axb4 25. Na2 Nd7 26. Nc1 Rea5 27. Nb3 Ra2 28. Kc1 Ne5 29. Nd4 Nc4 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.02.24"]
[Round "8.6"]
[White "Knickel, Aaron"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2190"]
[BlackElo "2263"]
[PlyCount "64"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. g3 g6 2. Bg2 Bg7 3. d3 d6 4. e4 e5 5. Nf3 c6 6. c3 Ne7 7. 0-0 0-0 8. Nh4 d5 9. f4 exf4 10. gxf4 dxe4 11. dxe4 Qxd1 12. Rxd1 Bg4 13. Rf1 f5 14. e5 g5 15. fxg5 Bxe5 16. h3 Bh5 17. Nd2 Bg3 18. Nhf3 Na6 19. Nc4 Ng6 20. Nd4 f4 21. Bf3 Bxf3 22. Nxf3 Rad8 23. Bd2 Nc5 24. Be1 Ne4 25. Bxg3 fxg3 26. Rae1 Rde8 27. Ncd2 Nxd2 28. Nxd2 Rxe1 29. Rxe1 Rf2 30. Ne4 Rxb2 31. Nxg3 Nf4 32. h4 Rg2+ 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "7.6"]
[White "Koller, Jens"]
[Black "Pichl, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2263"]
[BlackElo "2067"]
[PlyCount "49"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. g3 d5 4. e5 c5 5. c3 Nc6 6. Bg2 cxd4 7. cxd4 Bf5 8. Nc3 h5 9. Bxd5 e6 10. Bxc6+ bxc6 11. Qa4 Qb6 12. f3 Ne7 13. Nge2 0-0 14. Qa3 Nd5 15. Nxd5 cxd5 16. Bg5 Rfc8 17. Rd1 Rc2 18. Rd2 Rac8 19. h3 Bf8 20. Rxc2 Rxc2 21. Qe3 Rxb2 22. Kf2 Rxa2 23. g4 hxg4 24. hxg4 Ra3 25. Bf6 1-0

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.02.02"]
[Round "6.6"]
[White "Schmidt, Arndt"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2132"]
[BlackElo "2263"]
[PlyCount "63"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Marburg"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 c6 6. Nge2 Be6 7. d3 h5 8. h4 Nh6 9. e4 0-0 10. 0-0 f5 11. Bg5 Qc7 12. Qd2 Nf7 13. Be3 Nd7 14. b3 Nf6 15. f3 d5 16. cxd5 cxd5 17. exf5 Bxf5 18. d4 e4 19. Bf4 Qd7 20. fxe4 Nxe4 21. Nxe4 dxe4 22. Rad1 Rfe8 23. Rfe1 Bg4 24. Kh2 Nd6 25. Be5 Rad8 26. Bxg7 Kxg7 27. d5 e3 28. Qd4+ Kh7 29. Rc1 Bxe2 30. Rxe2 Nf5 31. Qf4 Rc8 32. Rc4 1/2-1/2

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2013.01.13"]
[Round "5.6"]
[White "Koller, Jens"]
[Black "Guenther, Peter"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2263"]
[BlackElo "2205"]
[PlyCount "26"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 Nf6 8. Ne2 0-0 9. 0-0 Na5 10. Bg5 h6 11. Bh4 Qd6 12. Re1 Bd7 13. Qc1 Rfe8 1/2-1/2

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2012.12.09"]
[Round "4.6"]
[White "Koller, Jens"]
[Black "Bunke, Wilfried"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2263"]
[BlackElo "2071"]
[PlyCount "97"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Jena Schott"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. g3 Ngf6 6. Bg2 Nxe4 7. Bxe4 Nf6 8. Bg2 c5 9. Ne2 cxd4 10. Qxd4 Qxd4 11. Nxd4 Bd6 12. Nb5 Bb8 13. Be3 Nd5 14. Bc5 a6 15. Nd6+ Bxd6 16. Bxd6 a5 17. c3 Ra6 18. Ba3 f6 19. 0-0-0 Kf7 20. Rhe1 b5 21. Bxd5 exd5 22. Re7+ Kg6 23. Rxd5 b4 24. cxb4 axb4 25. Bxb4 Rxa2 26. h4 Ra1+ 27. Kd2 h5 28. Bc3 Bg4 29. Rg5+ fxg5 30. Rxg7+ Kf5 31. Rxg5+ Ke4 32. Bxh8 Rf1 33. Re5+ Kf3 34. Re2 Kg2 35. Bd4 Bxe2 36. Kxe2 Rc1 37. Ke3 Kh3 38. b4 Rb1 39. Bc5 Kg4 40. Ke4 Rb2 41. Kd5 Kf5 42. Kc6 Re2 43. b5 Re6+ 44. Bd6 Re2 45. b6 Ke6 46. b7 Rc2+ 47. Bc5 Rb2 48. Kc7 Kd5 49. Bb6 1-0

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2012.11.11"]
[Round "3.6"]
[White "Mueller Ludwig, Kristin"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2124"]
[BlackElo "2263"]
[PlyCount "86"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Medizin"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 0-0 10. 0-0 b6 11. Be3 Bb7 12. Rc1 Ne5 13. f3 Ned7 14. Nc2 Rc8 15. Qd2 Qc7 16. Rfd1 Rfd8 17. Nd4 Qb8 18. Bf1 Re8 19. Qf2 Bd8 20. b4 Bc7 21. g3 Ne5 22. Be2 Qa8 23. Nb3 d5 24. cxd5 exd5 25. exd5 Nxd5 26. Nxd5 Bxd5 27. f4 Nf3+ 28. Bxf3 Bxf3 29. Rf1 Bg4 30. Rfe1 Bd6 31. a3 Qd5 32. Rb1 h5 33. Qd2 Qxd2 34. Nxd2 Rc2 35. Nf1 b5 36. Bf2 Rxe1 37. Bxe1 Ra2 38. Rb3 Ra1 39. Kf2 Bc7 40. Bd2 Bh3 41. Be1 Bb6+ 42. Ne3 Ra2+ 43. Kg1 Rg2+ 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2012.11.10"]
[Round "2.6"]
[White "Koller, Jens"]
[Black "Duchrow, Oliver"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2263"]
[BlackElo "2093"]
[PlyCount "38"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Sangerhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nge2 e5 5. g3 Be7 6. Bg2 0-0 7. 0-0 Re8 8. h3 Bf8 9. f4 c6 10. Kh1 exd4 11. Nxd4 Nc5 12. Re1 d5 13. exd5 Rxe1+ 14. Qxe1 Nxd5 15. Nxd5 Bxh3 16. Bxh3 Qxd5+ 17. Bg2 Qxd4 18. c3 Qd3 19. a4 Nb3 0-1

[Event "Oberliga Ost-B 1213"]
[Site "Germany"]
[Date "2012.09.30"]
[Round "1.6"]
[White "Bajramovic, Bego"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2138"]
[BlackElo "2263"]
[PlyCount "152"]
[EventDate "2012.09.30"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Giessen"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 a6 6. f4 d5 7. e5 Nd7 8. Nf3 g6 9. 0-0 Bg7 10. Ng5 Nd4 11. Ne2 Qb6 12. Nxd4 cxd4 13. b3 0-0 14. Re1 Re8 15. Bb2 f6 16. Nf3 fxe5 17. fxe5 Qc7 18. Bxd4 b5 19. Qe2 Bb7 20. Bh3 Bh6 21. Be3 Bg7 22. d4 Rac8 23. Rec1 Qc6 24. Bg2 Bf8 25. a3 a5 26. Qd2 b4 27. a4 Bg7 28. Bh6 Rf8 29. Bxg7 Kxg7 30. Ng5 h6 31. Nh3 Ba6 32. Nf4 Qb6 33. Kh1 g5 34. Nh3 Rc3 35. Ng1 Qd8 36. Re1 Qe8 37. Re3 Rxe3 38. Qxe3 Qg6 39. Rc1 Rc8 40. c3 bxc3 41. Rxc3 Rf8 42. Rc6 Nb8 43. Rc7+ Rf7 44. Qc3 g4 45. Rxf7+ Qxf7 46. Qxa5 Bd3 47. Qd2 Qf5 48. Qe3 Nc6 49. h3 h5 50. Kh2 Nb4 51. Qf4 Kg6 52. Qd2 Nc2 53. b4 Nxd4 54. b5 Nf3+ 55. Bxf3 gxf3 56. Qf2 Be4 57. h4 d4 58. Nh3 Qxe5 59. Nf4+ Kf7 60. b6 Qc5 61. Qa2 Qxb6 62. a5 Qc6 63. Nh3 d3 64. Qf2 Bd5 65. Qa7+ Ke8 66. Qd4 Qc2+ 67. Nf2 d2 68. Kg1 Qc1+ 69. Kh2 Qf1 70. Qh8+ Kd7 71. Qg7+ Kd6 72. Qf8+ Kc6 73. Qe8+ Kc5 74. Qe7+ Kb5 75. Qe8+ Kb4 76. Qb8+ Ka3 0-1

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2012.04.15"]
[Round "11.5"]
[White "Streit, Michael"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "2261"]
[PlyCount "104"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Elstertal"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bc4 g6 5. d3 Bg7 6. Bf4 d6 7. Qd2 a6 8. 0-0 b5 9. Bb3 Bb7 10. Rfe1 Nge7 11. a3 0-0 12. Bh6 Nd4 13. Nxd4 cxd4 14. Ne2 e5 15. Ng3 Qc7 16. h4 d5 17. h5 dxe4 18. dxe4 Qc6 19. Qg5 Bxh6 20. Qxh6 Qf6 21. Rad1 Rad8 22. Rd3 Kh8 23. Rf3 Qg7 24. Qxg7+ Kxg7 25. h6+ Kxh6 26. Rxf7 Rxf7 27. Bxf7 Nc8 28. Be6 Nd6 29. b3 Kg5 30. f3 Kf6 31. Bh3 Nf7 32. Rd1 Ng5 33. Kh2 Nxh3 34. Kxh3 Bc8+ 35. Kh2 Be6 36. Rd3 Rc8 37. Rd2 a5 38. Ne2 a4 39. bxa4 bxa4 40. f4 Bc4 41. fxe5+ Kxe5 42. Nxd4 Kxe4 43. Nf3 Rc5 44. Kg3 Bb5 45. Rd4+ Ke3 46. Rb4 Bc6 47. Nd4 Be4 48. Rxa4 Rg5+ 49. Kh4 Rxg2 50. Rb4 h5 51. a4 Kf2 52. c3 Rg4+ 0-1

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2012.04.14"]
[Round "10.5"]
[White "Koller, Jens"]
[Black "Werner, Albrecht"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2261"]
[BlackElo "2125"]
[PlyCount "87"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Jena Schott"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h5 8. Nf4 Bh7 9. Nxh5 Nc6 10. Be3 cxd4 11. Bxd4 Bxc2 12. Qxc2 Nxd4 13. Qa4+ Nc6 14. Bb5 Nge7 15. 0-0-0 Qb6 16. f4 0-0-0 17. Kb1 a6 18. Be2 d4 19. Ne4 Nd5 20. Rc1 g6 21. Nhf6 Nxf4 22. Bxa6 Qxa6 23. Qxa6 bxa6 24. Rxc6+ Kb7 25. Rhc1 Nd3 26. Rc7+ Kb8 27. Nd7+ Rxd7 28. Rxd7 Nxc1 29. Kxc1 Bb4 30. Rxd4 Be7 31. Rd7 Bxh4 32. Rxf7 Rc8+ 33. Kd2 Rc4 34. Rf8+ Ka7 35. Kd3 Rc1 36. Rg8 Rd1+ 37. Kc4 Re1 38. Nc3 g5 39. Kc5 Rxe5+ 40. Kc6 Bf2 41. Rd8 Rc5+ 42. Kd6 Rc4 43. Kxe6 Rxg4 44. Kf5 1/2-1/2

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2012.03.18"]
[Round "9.6"]
[White "Koller, Jens"]
[Black "Vollmar, Rainer"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2261"]
[BlackElo "2130"]
[PlyCount "92"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Frankfurt BvK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bd2 0-0 10. Qe3 Bd7 11. 0-0 Bc6 12. Rab1 a5 13. Rfd1 Nd7 14. Be1 a4 15. b4 axb3 16. axb3 Ra3 17. Qc1 Qa8 18. Nd5 Bxd5 19. exd5 Ra2 20. Qe3 Re8 21. Bg4 Nf6 22. Bh3 Qa3 23. Bc3 Rc2 24. Bd4 Kf8 25. Ra1 Ra2 26. Rxa2 Qxa2 27. g3 Ng8 28. Bxg7+ Kxg7 29. Qc3+ Kf8 30. Ra1 Qe2 31. Re1 Qh5 32. Kg2 Nf6 33. Qd4 g5 34. Bf5 g4 35. Bd3 b5 36. Bb1 bxc4 37. bxc4 Qg5 38. Bc2 Ra8 39. Qc3 h5 40. Bb1 Rc8 41. Qb4 h4 42. gxh4 Qxh4 43. Bf5 Re8 44. Qd2 Kg7 45. Qf4 Ra8 46. Re3 Rh8 1/2-1/2

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2012.01.15"]
[Round "7.6"]
[White "Koller, Jens"]
[Black "Heck, Norbert"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2261"]
[BlackElo "2262"]
[PlyCount "81"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Neuberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. g3 Nf6 5. Bg2 0-0 6. Nge2 e5 7. h3 Nc6 8. Be3 exd4 9. Nxd4 Bd7 10. 0-0 Re8 11. Re1 Na5 12. Qd3 a6 13. Nb3 Nxb3 14. axb3 Bc6 15. f4 Qd7 16. Bf2 Nh5 17. Rad1 Kh8 18. Qf1 Bb5 19. Nxb5 Qxb5 20. Qxb5 axb5 21. e5 dxe5 22. Bxb7 Ra2 23. Bc6 Rb8 24. fxe5 Rxb2 25. Re2 Ra2 26. Kg2 Ra6 27. Bxb5 Rxb5 28. Rd8+ Bf8 29. Rxf8+ Kg7 30. Rc8 Rc6 31. Bd4 Kh6 32. Be3+ g5 33. h4 Rxe5 34. Bxg5+ Rxg5 35. hxg5+ Kxg5 36. c4 Ng7 37. Re7 Ne6 38. Rxf7 Kg6 39. Rf3 Kg7 40. Re3 Kf6 41. Rh8 1-0

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2012.01.14"]
[Round "6.6"]
[White "Klings, Peter"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2149"]
[BlackElo "2261"]
[PlyCount "108"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Moerlenbach"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. a3 Nf6 3. e5 Nd5 4. Bc4 Nc7 5. Nc3 Nc6 6. Nf3 g6 7. 0-0 Bg7 8. Re1 0-0 9. d3 b6 10. Rb1 Bb7 11. Bf4 Ne6 12. Bg3 Ned4 13. Nxd4 cxd4 14. Nd5 e6 15. Nb4 Qc7 16. Qe2 Ne7 17. Ba6 Rac8 18. Bxb7 Qxb7 19. Qd2 Nf5 20. Bf4 a5 21. Na2 d6 22. exd6 Rfd8 23. c4 dxc3 24. bxc3 Nxd6 25. Qb2 Rc6 26. Be5 Bxe5 27. Rxe5 Qc7 28. Rbe1 Nf5 29. Qe2 Qd6 30. d4 Ne7 31. Qb2 Nd5 32. Rc1 Rdc8 33. g3 Rc4 34. Re2 Ra4 35. Qb5 Rxa3 36. c4 Nf6 37. c5 bxc5 38. dxc5 Qc6 39. Qb2 Rf3 40. Rc4 Rf5 41. Rec2 Nd7 42. f4 Rb8 43. Qc1 Rc8 44. Qe1 Rxc5 45. Rxc5 Nxc5 46. Qxa5 Qe4 47. Qd2 e5 48. fxe5 Qxe5 49. Qc3 Qf5 50. Nb4 Re8 51. Rc1 Ne4 52. Qd4 Ng5 53. Qb2 Qf3 54. Qg2 Qe3+ 0-1

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2011.12.11"]
[Round "5.5"]
[White "Rudnizki, Sergej"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2175"]
[BlackElo "2261"]
[PlyCount "15"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Empor"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bd3 1/2-1/2

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2011.11.20"]
[Round "4.6"]
[White "Schaper, Bjoern"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2134"]
[BlackElo "2261"]
[PlyCount "95"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Steinbach"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd2 Bb7 10. Bd3 d6 11. 0-0 Nd7 12. exd6 Bxd6 13. h3 0-0 14. Qe2 h6 15. Rfe1 Rfe8 16. Be4 Nf6 17. Bxb7 Qxb7 18. c4 Rac8 19. Rac1 Red8 20. Rc2 Qa6 21. Be3 Qa4 22. c5 Nd5 23. Rc4 Qa6 24. Rec1 bxc5 25. dxc5 Bxc5 26. Bxc5 Rxc5 27. Qc2 Rxc4 28. Qxc4 Qxc4 29. Rxc4 Nb6 30. Rc7 Rd7 31. Rc2 Rd1+ 32. Kh2 Ra1 33. Nd4 Nd5 34. Nb3 Rf1 35. Kg3 f5 36. Rc8+ Kf7 37. Ra8 Nc3 38. Rxa7+ Kf6 39. Nc5 Ne2+ 40. Kf3 Nd4+ 41. Ke3 e5 42. Ra6+ Kf7 43. Nd3 Kg8 44. Nxe5 Nc2+ 45. Kf3 Nd4+ 46. Ke3 Nc2+ 47. Kf3 Nd4+ 48. Ke3 1/2-1/2

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2011.10.23"]
[Round "3.6"]
[White "Sergin, Mark"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "2167"]
[BlackElo "2261"]
[PlyCount "96"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Kassel"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nge7 7. Nb3 Ng6 8. Qd2 b5 9. f4 Na5 10. Nxa5 Qxa5 11. Bd3 f6 12. 0-0 b4 13. Nd1 Bb7 14. Qf2 Qc7 15. c3 Rc8 16. cxb4 Bxb4 17. Rc1 Qb8 18. Nc3 0-0 19. Na4 Rxc1 20. Rxc1 Bc6 21. Nc5 Bxc5 22. Rxc5 Qb7 23. Qc2 Rb8 24. b3 Qb4 25. Qd2 Qb7 26. Qc2 Ne7 27. Bf2 Rc8 28. Qc4 a5 29. f5 d5 30. exd5 Bxd5 31. Rxc8+ Nxc8 32. Qg4 e5 33. Bc4 Nd6 34. Qh5 Bxc4 35. Bc5 Bf7 36. Qd1 Ne8 37. Qe1 h6 38. Qxa5 Qe4 39. Qd2 Qb1+ 40. Kf2 Qxf5+ 41. Kg1 Qe4 42. h3 Bd5 43. a4 Qb1+ 44. Kh2 Qxb3 45. a5 Qa2 46. Qxa2 Bxa2 47. a6 Nc7 48. a7 Bd5 0-1

[Event "Oberliga Ost-B 1112"]
[Site "Germany"]
[Date "2011.10.22"]
[Round "2.6"]
[White "Koller, Jens"]
[Black "Banas, Jan"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "2261"]
[BlackElo "2320"]
[PlyCount "84"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Giessen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. g4 Nxg4 9. Bxg4 Bxg4 10. Nxc6 Bxd1 11. Nxd8 Bf3 12. Nxf7 Kxf7 13. Rg1 Bxc3+ 14. bxc3 Bxe4 15. Kd2 Rhc8 16. Rg4 Bf5 17. Rb4 Rc7 18. a4 a5 19. Rh4 h5 20. Ra3 e5 21. Rb3 Ke6 22. Bb6 Rc6 23. f3 Ra6 24. Be3 Rc7 25. Bb6 Rc6 26. Be3 b6 27. Rb5 Kd7 28. Rb1 Kc7 29. Rb2 Kb7 30. Bg1 Ra8 31. Be3 Rac8 32. Rb5 Rf8 33. Rb2 Be6 34. Ke2 Ka6 35. Rb1 Bf5 36. Kd2 Rb8 37. Rb2 Rb7 38. Bg1 b5 39. axb5+ Rxb5 40. Ra2 Rd5+ 41. Kc1 Rxc3 42. Rb4 Rb5 0-1

[Event "Oberliga Ost-B 1011"]
[Site "Germany"]
[Date "2011.04.10"]
[Round "11.5"]
[White "Stiefel, Roland"]
[Black "Koller, Jens"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2082"]
[BlackElo "2243"]
[PlyCount "143"]
[EventDate "2010.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Weimar"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. f4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Bg2 0-0 5. 0-0 d5 6. e3 c5 7. d3 Nc6 8. c3 b6 9. Qc2 Qc7 10. Re1 Bb7 11. Nbd2 e5 12. fxe5 Nxe5 13. Nxe5 Qxe5 14. e4 dxe4 15. Nxe4 Nxe4 16. Bf4 Qh5 17. Bxe4 Bxe4 18. Rxe4 Rad8 19. Rd1 Rfe8 20. Rde1 Rxe4 21. Rxe4 Qd5 22. Qe2 Kf8 23. Bc7 Rc8 24. c4 Bd4+ 25. Kf1 Qd7 26. Bf4 f5 27. Re6 Kf7 28. Rd6 Qe7 29. Qf3 Re8 30. Qd5+ Kf8 31. Bh6+ Bg7 32. Bxg7+ Qxg7 33. Rd7 Qf6 34. Rxh7 a5 35. Rd7 Qe6 36. Qxe6 Rxe6 37. Kf2 Ke8 38. Rb7 Kf8 39. h4 Rd6 40. Ke3 Kg8 41. Kd2 Kf8 42. a3 Ke8 43. Kc3 Kf8 44. Kd2 Ke8 45. Ke3 Kd8 46. Rh7 Re6+ 47. Kd2 Ke8 48. h5 gxh5 49. Rxh5 Rf6 50. Kc3 Kd7 51. d4 cxd4+ 52. Kxd4 Kd6 53. Rg5 f4 54. Rd5+ Ke7 55. gxf4 Rxf4+ 56. Kc3 Rf3+ 57. Kc2 Rf4 58. Kb3 Rf2 59. Rb5 Rf6 60. Ka4 Kd7 61. c5 Rf4+ 62. b4 axb4 63. axb4 bxc5 64. Rxc5 Rf8 65. b5 Rc8 66. Rg5 Kc7 67. Ka5 Ra8+ 68. Kb4 Ra1 69. Rg7+ Kb6 70. Rg6+ Kb7 71. Kc5 Rc1+ 72. Kb4 1/2-1/2

[Event "Oberliga Ost-B 1011"]
[Site "Germany"]
[Date "2011.02.27"]
[Round "8.5"]
[White "Koller, Jens"]
[Black "Jacobi, Robin"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2243"]
[BlackElo "2066"]
[PlyCount "133"]
[EventDate "2010.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Erfurt Empor"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 a6 7. Bxf6 gxf6 8. Be2 Rg8 9. g3 e6 10. Qd2 Bd7 11. f4 Qb6 12. Nb3 0-0-0 13. 0-0-0 Kb8 14. Kb1 Na5 15. Nxa5 Qxa5 16. Rhf1 b5 17. Bf3 Rc8 18. Ne2 Qxd2 19. Rxd2 Be7 20. Bh5 Rgf8 21. Nd4 Rc5 22. f5 Re5 23. Rf4 Rc5 24. Rh4 exf5 25. exf5 Bxf5 26. Re2 Bd8 27. b4 Re5 28. Rxe5 fxe5 29. Nxf5 Bxh4 30. gxh4 Kc7 31. Bf3 Rg8 32. Kc1 e4 33. Bxe4 Rg4 34. Bd3 Rxb4 35. h5 Rg4 36. h6 Rg6 37. h4 Kd7 38. Kd2 Re6 39. Kc3 Kc7 40. Kd4 Kd7 41. Be4 Rf6 42. h5 Ke6 43. Ng7+ Kd7 44. Bxh7 Rxh6 45. Be4 Rh8 46. Bf3 Ke7 47. Nf5+ Ke6 48. Bg4 Rd8 49. Ng3+ Ke7 50. Ne4 Rg8 51. Bf3 Rc8 52. c3 f5 53. Nd2 Rc7 54. Be2 Ke6 55. Nf1 Rc5 56. Ne3 f4 57. h6 Kf6 58. Ng4+ Kg5 59. h7 Rc8 60. Nf2 Kh6 61. Bd3 Kg7 62. Ne4 Rd8 63. Ng5 Re8 64. Be4 Kf6 65. Bd5 Kg7 66. Bg8 Rf8 67. Ne6+ 1-0

[Event "Oberliga Ost-B 1011"]
[Site "Germany"]
[Date "2011.02.06"]
[Round "7.6"]
[White "Koller, Jens"]
[Black "Wohlfart, Paulus"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2243"]
[BlackElo "2231"]
[PlyCount "85"]
[EventDate "2010.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Moerlenbach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nb3 Bb7 8. 0-0 Qc7 9. a3 Nf6 10. Qe2 d6 11. Bd2 Nbd7 12. Nd4 g6 13. Rfd1 Be7 14. b4 0-0 15. a4 e5 16. Nb3 d5 17. axb5 dxe4 18. Nxe4 axb5 19. Nxf6+ Nxf6 20. Na5 Bd5 21. Re1 Rab8 22. Bxb5 h5 23. c4 Ba8 24. Red1 Ne4 25. c5 Bh4 26. Be1 Bxf2+ 27. Bxf2 Nc3 28. Qc4 Nxb5 29. Bg3 Rfe8 30. Rf1 Re6 31. Rae1 h4 32. Qxh4 Nc3 33. Rf6 Rbe8 34. Rxe6 Rxe6 35. Qc4 Nd5 36. Re2 Qb8 37. b5 Qa7 38. Nb3 Qa3 39. c6 Nb6 40. Qd3 Rd6 41. Qc2 Qb4 42. Rxe5 Rd8 43. Be1 1-0

[Event "Oberliga Ost-B 1011"]
[Site "Germany"]
[Date "2011.02.05"]
[Round "6.5"]
[White "Koller, Jens"]
[Black "Gottschalk, Jens"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2243"]
[BlackElo "2274"]
[PlyCount "78"]
[EventDate "2010.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Oberursel"]
[BlackTeam "Wiesbaden"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Be7 9. Bf4 Qb6 10. Rb1 Ba6 11. Bxa6 Qxa6 12. Qf3 0-0 13. Bg5 dxe4 14. Qg3 Nh5 15. Qh4 Bxg5 16. Qxg5 Nf6 17. Rfe1 Rfd8 18. Rbd1 Qc4 19. h3 Rxd1 20. Rxd1 Qb4 21. Qe5 h6 22. b3 c5 23. a3 Qxa3 24. Nxe4 Nxe4 25. Qxe4 Rb8 26. Rd7 Qa1+ 27. Kh2 Qf6 28. Rxa7 Qxf2 29. Ra8 Rxa8 30. Qxa8+ Kh7 31. Qe4+ Kg8 32. c3 Kf8 33. b4 cxb4 34. cxb4 Ke7 35. Qb7+ Kd6 36. Qb8+ Kd7 37. Qb7+ Kd6 38. Qb8+ Kd7 39. Qb7+ Kd6 1/2-1/2

[Event "Oberliga Ost-B 1011"]
[Site "Germany"]
[Date "2011.01.16"]
[Round "5.5"]
[White "Jakob, Matthias"]
[Black "Koller, Jens"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2139"]
[BlackElo "2243"]
[PlyCount "42"]
[EventDate "2010.10.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Erfurt Medizin"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. Qd2 c6 7. Bh6 Qa5 8. h3 e5 9. dxe5 dxe5 10. Bxg7 Kxg7 11. 0-0-0 Be6 12. b3 Nbd7 13. Kb2 Rad8 14. Qe3 h6 15. Nd2 Qc5 16. Qe1 b5 17. g4 a5 18. Bd3 a4 19. Nf3 Ra8 20. Nb1 axb3 21. cxb3 b4 0-1

[Event "Staufer op 23rd"]
[Site "Leinzell"]
[Date "2011.01.06"]
[Round "9"]
[White "Hahn, Markus"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2072"]
[BlackElo "2243"]
[PlyCount "87"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 e5 7. d5 c6 8. Bg5 h6 9. Be3 cxd5 10. cxd5 Nh5 11. Nd2 Na6 12. Nc4 Nc7 13. b4 b6 14. Rc1 Bb7 15. g3 Rc8 16. Be2 f5 17. exf5 Nf6 18. fxg6 Ncxd5 19. Nxd5 Nxd5 20. 0-0 Nxe3 21. Nxe3 Rxc1 22. Qxc1 d5 23. Ng4 Qg5 24. Qxg5 hxg5 25. Rc1 Rc8 26. Rxc8+ Bxc8 27. h4 gxh4 28. gxh4 Bxg4 29. Bxg4 Kf8 30. Be6 d4 31. Bf5 Ke7 32. Kf1 Kd6 33. Ke2 a5 34. bxa5 bxa5 35. Kd3 Kd5 36. Be4+ Kc5 37. Bb7 Kb4 38. Bd5 a4 39. h5 a3 40. Bb3 Bh6 41. Ke4 Bg7 42. Kf5 Kc3 43. Kg5 e4 44. h6 1-0

[Event "Staufer op 23rd"]
[Site "Leinzell"]
[Date "2011.01.05"]
[Round "8"]
[White "Koller, Jens"]
[Black "Herrmann, Oliver"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2243"]
[BlackElo "2113"]
[PlyCount "71"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 0-0 9. b3 f5 10. Nge2 e5 11. dxe5 dxe5 12. Qxd8 Rxd8 13. Bg5 Rd7 14. c5 h6 15. cxb6 hxg5 16. Nb5 Na6 17. bxa7 Rd8 18. Nec3 Bd7 19. Bc4+ Kh7 20. 0-0 e4 21. Rfd1 Bxc3 22. Nxc3 Bc6 23. Rxd8 Rxd8 24. Bxa6 bxa6 25. Na4 Bxa4 26. bxa4 Kg7 27. Kf1 f4 28. Rc6 f3 29. gxf3 exf3 30. Ke1 Kh6 31. Rxa6 Ra8 32. Kd2 Kh5 33. Ke3 Kg4 34. h3+ Kxh3 35. Kxf3 g4+ 36. Kf4 1-0

[Event "Staufer op 23rd"]
[Site "Leinzell"]
[Date "2011.01.05"]
[Round "7"]
[White "Zeller, Frank"]
[Black "Koller, Jens"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2445"]
[BlackElo "2243"]
[PlyCount "49"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Be2 Nge7 7. Nb3 d6 8. a4 Qc7 9. a5 Bd7 10. Be3 Nc8 11. 0-0 Be7 12. Na4 Ne5 13. Nd2 Bc6 14. c4 Nd7 15. b4 b5 16. axb6 Ncxb6 17. Nxb6 Nxb6 18. b5 axb5 19. cxb5 Bb7 20. Rxa8+ Bxa8 21. Qa1 0-0 22. Qa5 Nd5 23. Qxc7 Nxc7 24. b6 Ne8 25. Ba6 1-0

[Event "Staufer op 23rd"]
[Site "Leinzell"]
[Date "2011.01.04"]
[Round "6"]
[White "Koller, Jens"]
[Black "Reimche, Vadim"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2243"]
[BlackElo "2110"]
[PlyCount "69"]
[EventDate "2011.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 bxa4 14. Rxa4 a5 15. Bc4 Rb8 16. b3 Be6 17. 0-0 Ne7 18. Nce3 Bxe3 19. Nxe3 Bxc4 20. Nxc4 d5 21. Nxa5 dxe4 22. Qxd8 Rfxd8 23. Rxe4 Rb5 24. b4 f5 25. Rc4 Nd5 26. g3 Nf6 27. Nc6 Rd7 28. Ra1 Ne4 29. Rxe4 fxe4 30. c4 Rb6 31. Ra8+ Kf7 32. Nxe5+ Ke6 33. Nxd7 Kxd7 34. b5 Kd6 35. Ra6 1-0

