[Event "Mittelrhein Regionalliga 18/19"]
[Site "Nordrheinwestfalen"]
[Date "2019.04.07"]
[Round "9.8"]
[White "Lorenz, Steffen"]
[Black "Vladimirow, Anguel"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1933"]
[BlackElo "1814"]
[PlyCount "81"]
[EventDate "2018.10.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Bruehl"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 Bg4 5. d4 Bxe2 6. Ngxe2 Qh5 7. Bf4 Na6 8. Qd3 Qg6 9. Qb5+ Qc6 10. d5 Qxb5 11. Nxb5 Kd7 12. 0-0-0 g6 13. Rhe1 Bh6 14. f3 Bxf4+ 15. Nxf4 Nf6 16. Nd3 Rhd8 17. c4 Ke8 18. Kc2 Kf8 19. a3 c6 20. dxc6 bxc6 21. Nc3 Nd7 22. b4 Nc7 23. Ne4 a5 24. Ndc5 Nb6 25. Rxd8+ Rxd8 26. Nb7 Rd4 27. Nxa5 f5 28. Ng5 Nxc4 29. Nxc4 Rxc4+ 30. Kd3 Rh4 31. Ne6+ Nxe6 32. Rxe6 c5 33. b5 Rxh2 34. Re2 Rh1 35. Rb2 e5 36. b6 Rd1+ 37. Kc4 Rd8 38. b7 Rb8 39. Kxc5 e4 40. fxe4 fxe4 41. Kc6 1-0

[Event "Mittelrhein Regionalliga 18/19"]
[Site "Nordrheinwestfalen"]
[Date "2018.09.30"]
[Round "2.8"]
[White "Lorenz, Steffen"]
[Black "Voleske, Peter"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1929"]
[BlackElo "1858"]
[PlyCount "39"]
[EventDate "2018.10.28"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Aachen SV II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Bxd3 7. Qxd3 Qxb2 8. e6 fxe6 9. Nf3 Nd7 10. 0-0 Qxa1 11. Qb3 0-0-0 12. Bd2 e5 13. Bc3 Qxc3 14. Qxc3 e4 15. Ng5 Nh6 16. Qa5 Nb8 17. Ne6 Rd7 18. Qxa7 Nf7 19. Nc3 Rg8 20. Na4 1-0

[Event "Mittelrhein Regionalliga 1718"]
[Site "Nordrheinwestfalen"]
[Date "2018.01.14"]
[Round "5.7"]
[White "Lorenz, Steffen"]
[Black "Wagner, Rainer"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1907"]
[BlackElo "1990"]
[PlyCount "67"]
[EventDate "2017.09.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Bonn Stadtverwaltung"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 a6 7. Qd2 Nf6 8. Bd3 Ng4 9. Nxc6 Nxe3 10. Qxe3 Qxc6 11. 0-0-0 Be7 12. f4 0-0 13. g4 b5 14. e5 Bb7 15. Be4 Qc7 16. Qd3 Bxe4 17. Nxe4 Rac8 18. h3 Qa5 19. Kb1 Rfd8 20. f5 Bf8 21. f6 g6 22. h4 b4 23. Nd6 Rc3 24. bxc3 bxc3 25. Ka1 Rb8 26. Rb1 Rb2 27. Rxb2 cxb2+ 28. Kb1 Qxe5 29. Ne8 d5 30. h5 Qb8 31. Ng7 Qf4 32. hxg6 fxg6 33. Nxe6 Qxf6 34. Nxf8 1-0

[Event "Mittelrhein Regionalliga 16/17"]
[Site "Nordrheinwestfalen"]
[Date "2017.04.09"]
[Round "10.8"]
[White "Lorenz, Steffen"]
[Black "Steffens, Klaus"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "1954"]
[BlackElo "1846"]
[PlyCount "66"]
[EventDate "2016.09.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Siegburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bf4 Be7 9. 0-0-0 0-0 10. Qe3 Re8 11. Nd4 Nh5 12. Nxc6 bxc6 13. Bg3 Nxg3 14. hxg3 Bf8 15. f4 Qe7 16. Qf3 g6 17. g4 Bg7 18. g5 Qe6 19. Rde1 Rab8 20. b3 c5 21. Nd5 Rbc8 22. e5 dxe5 23. fxe5 Bxe5 24. Nf6+ Bxf6 25. Rxe6 Bxg5+ 26. Kb1 Rxe6 27. Qd5 Bf6 28. Qxc5 Rce8 29. Kc1 Re3 30. c4 Re2 31. Rf1 Rxa2 32. Rd1 Ree2 33. Kb1 Ra1# 0-1

[Event "Mittelrhein Regionalliga 16/17"]
[Site "Nordrheinwestfalen"]
[Date "2016.10.23"]
[Round "3.8"]
[White "Lorenz, Steffen"]
[Black "Kloke, Stephan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1965"]
[BlackElo "1979"]
[PlyCount "128"]
[EventDate "2016.09.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Porz SG III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. d4 g6 4. Nf3 Bg7 5. Bb5+ Nbd7 6. c4 0-0 7. Bxd7 Bxd7 8. Ne5 c6 9. dxc6 Bxc6 10. 0-0 Qb6 11. d5 Nxd5 12. Nxc6 bxc6 13. cxd5 Bxb2 14. Bxb2 Qxb2 15. Nd2 cxd5 16. Nb3 Rfd8 17. Re1 e6 18. Qd4 Qc2 19. Qe5 Rac8 20. Rec1 Qd3 21. h4 h5 22. Rc7 Qa6 23. Qf6 Rf8 24. Qe5 Rxc7 25. Qxc7 Rc8 26. Nc5 Rxc7 27. Nxa6 Rc4 28. g3 Kg7 29. a3 Rc3 30. Kf1 Kf6 31. Ra2 e5 32. Nb4 Ke6 33. Ke2 d4 34. a4 e4 35. a5 Kd6 36. Kd2 Rf3 37. Ke1 Rb3 38. Nc2 Kc5 39. Kd2 Rf3 40. Ke1 Rb3 41. Kd2 a6 42. Ra3 Rb2 43. Kc1 Rb8 44. Ra4 Rd8 45. Kd2 f6 46. Ra3 g5 47. Rb3 gxh4 48. gxh4 f5 49. Rb6 f4 50. Rxa6 d3 51. Ne1 e3+ 52. fxe3 fxe3+ 53. Kd1 d2 54. Re6 dxe1Q+ 55. Kxe1 Kd4 56. Rb6 Rd5 57. a6 Ra5 58. Rb4+ Kd3 59. Rb3+ Ke4 60. Rb4+ Kf3 61. Rb1 Rxa6 62. Rc1 Ra4 63. Kd1 Rd4+ 64. Kc2 Rc4+ 0-1

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.05.01"]
[Round "11"]
[White "Schott, Guido"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2016"]
[BlackElo "1963"]
[PlyCount "40"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hennef"]
[BlackTeam "Bonn Beuel II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. h3 Nc6 8. dxe5 dxe5 9. Bg5 Be6 10. Nd5 Bxd5 11. exd5 Ne7 12. c4 Qd6 13. 0-0 Nd7 14. Nc3 Nf5 15. Nb5 Qb6 16. g4 Nd4 17. Nxd4 exd4 18. Qd2 Ne5 19. Rac1 c5 20. dxc6 Nxc6 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.04.10"]
[Round "10"]
[White "Lorenz, Steffen"]
[Black "Lamprecht, Mark"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1963"]
[BlackElo "2140"]
[PlyCount "94"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Lohmar"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Ne7 8. Bg5 Qb6 9. Nbd2 Nf5 10. 0-0 Qa6 11. Qxa6 Nxa6 12. a3 Be7 13. Bxe7 Kxe7 14. b4 Nc7 15. c3 a5 16. a4 Ra7 17. Nb3 axb4 18. cxb4 Rha8 19. Na5 f6 20. Rfc1 Kf7 21. g3 Kg6 22. Kg2 Na6 23. Rab1 Nc7 24. Rc2 Ne7 25. Ne1 Kf5 26. Nd3 Na6 27. b5 Nb8 28. Nb3 Rxa4 29. Nbc5 Rxd4 30. exf6 gxf6 31. Nf4 Rxf4 32. gxf4 cxb5 33. Rxb5 Nbc6 34. Rxb7 Ng6 35. Nxe6 Nce7 36. Ng7+ Kg4 37. Rb4 Nxh4+ 38. Kf1 Nef5 39. f3+ Nxf3 40. Nxf5 Kxf5 41. Kf2 Nh2 42. Rd2 Ng4+ 43. Ke2 Re8+ 44. Kf3 Rd8 45. Rbd4 Ke6 46. Re2+ Kf5 47. Red2 Ke6 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.03.13"]
[Round "9"]
[White "Kossack, Philipp"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "E74"]
[WhiteElo "1951"]
[BlackElo "1920"]
[PlyCount "35"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Porz SG IV"]
[BlackTeam "Bonn Beuel II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 Qa5 8. f3 e6 9. h4 exd5 10. cxd5 Nh5 11. Qd2 Ng3 12. Rh2 Re8 13. Bd3 f5 14. Kf2 fxe4 15. fxe4 Nh5 16. Nge2 Nd7 17. Bb5 Be5 18. g3 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.02.21"]
[Round "8"]
[White "Lorenz, Steffen"]
[Black "Nerstheimer, Rolf"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1920"]
[BlackElo "1977"]
[PlyCount "24"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Bruehl III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Nc3 Bb4 7. Bd3 d5 8. e5 Nfd7 9. f4 Nc5 10. 0-0 Nxd3 11. Qxd3 g6 12. a3 Be7 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.01.31"]
[Round "7"]
[White "Lorenz, Steffen"]
[Black "Kolkin, Michail"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1920"]
[BlackElo "2364"]
[PlyCount "38"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Siegburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nf6 6. Ng5 0-0 7. f4 d5 8. Nxd5 Nxd5 9. Bxd5 exf4 10. Nxf7 Rxf7 11. 0-0 Bf6 12. Bxf4 Qe7 13. Bxf7+ Kxf7 14. Bg5 Bd7 15. c3 Kg8 16. Bxf6 gxf6 17. Qf3 Rf8 18. Rad1 Ne5 19. Qf4 Ng6 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.01.10"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Horstmann, Olaf"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1920"]
[BlackElo "2139"]
[PlyCount "37"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Bonn Stadtverwaltung"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. Bd2 0-0-0 8. b4 Nxb4 9. Rb1 e6 10. a3 Qxa3 11. 0-0 Nc6 12. Rb3 Qd6 13. Qa1 Nxd4 14. Nxd4 Qxd4 15. Be3 Qe5 16. Qxa7 Bd6 17. f4 Qh5 18. Bb5 Rdg8 19. Qa8# 1-0

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2015.12.13"]
[Round "5"]
[White "Lorenz, Steffen"]
[Black "Simons, Peter"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1920"]
[BlackElo "2080"]
[PlyCount "65"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Rheinbacher SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. Bd3 Nc6 7. 0-0 Qc7 8. Re1 Nge7 9. Nbd2 Nb4 10. Nb3 Nxd3 11. Qxd3 Bb6 12. Nbd4 Bd7 13. c3 Ng6 14. a4 Rc8 15. a5 Bc5 16. h4 h6 17. h5 Ne7 18. Nb5 Bxb5 19. Qxb5+ Qc6 20. Qxc6+ Nxc6 21. b4 Be7 22. Be3 a6 23. b5 axb5 24. Reb1 b4 25. cxb4 Ra8 26. Bd2 Kd7 27. b5 Nb8 28. Nd4 Rc8 29. Rc1 Bc5 30. Nb3 Be7 31. Nd4 Bc5 32. Nb3 Be7 33. Nd4 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2015.11.15"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Schwarz, Andreas"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1920"]
[BlackElo "2069"]
[PlyCount "68"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel II"]
[BlackTeam "Troisdorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 c5 8. c3 cxd4 9. cxd4 Bb4+ 10. Bd2 Qa5 11. 0-0 Bxd2 12. Nxd2 Nb6 13. Nge4 Nxe4 14. Nxe4 0-0 15. Rc1 Nd5 16. Qh5 Qb6 17. Rc5 f5 18. Ng5 h6 19. Nh3 Qxb2 20. Qh4 b6 21. Rc2 Qa3 22. Bc4 Ba6 23. Bxd5 exd5 24. Rfc1 Rae8 25. f3 Bc4 26. Rc3 Qe7 27. Qg3 b5 28. Nf4 Rf6 29. Ng6 Rxg6 30. Qxg6 b4 31. Rxc4 Qe3+ 32. Kf1 dxc4 33. Ra1 Qd3+ 34. Kf2 Re2+ 0-1

[Event "Mittelrhein Regionalliga 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2015.10.18"]
[Round "2.8"]
[White "Lorenz, Steffen"]
[Black "Winter, Gerhard"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1925"]
[BlackElo "1766"]
[PlyCount "49"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Koeln Ford SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Qe2 Qc7 8. Bb3 Be7 9. Be3 0-0 10. 0-0-0 b5 11. g4 b4 12. g5 bxc3 13. gxf6 cxb2+ 14. Kb1 Bxf6 15. Rhg1 g6 16. f4 Kh8 17. f5 Nc6 18. Qc4 Bxd4 19. Bxd4+ e5 20. Be3 gxf5 21. Bg5 h5 22. Bf6+ Kh7 23. Qe2 Kh6 24. Bg7+ Kh7 25. Qxh5+ 1-0

[Event "Mittelrhein Verbandsliga-O 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2015.09.27"]
[Round "2"]
[White "Lommen, Frank"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2061"]
[BlackElo "1925"]
[PlyCount "29"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Koeln Lasker II"]
[BlackTeam "Bonn Beuel II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 g6 7. h3 Bg7 8. Bd3 0-0 9. 0-0 e5 10. dxe5 dxe5 11. Be3 Be6 12. Ng5 Nd4 13. Nxe6 Nxe6 14. Bc4 Qe7 15. Bxe6 1/2-1/2

[Event "Mittelrhein Regionalliga 1415"]
[Site "Mittelrhein"]
[Date "2015.02.01"]
[Round "6.8"]
[White "Lorenz, Steffen"]
[Black "Schwartz, Dirk"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1903"]
[BlackElo "1868"]
[PlyCount "41"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Rheinbacher SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 c6 3. Nc3 Nd7 4. f4 e5 5. Nf3 Qc7 6. Bc4 Be7 7. fxe5 dxe5 8. dxe5 Nxe5 9. Bf4 Bd6 10. Nxe5 Bxe5 11. Bxf7+ Qxf7 12. Bxe5 Nf6 13. 0-0 Bg4 14. Qd4 0-0 15. Bxf6 gxf6 16. e5 f5 17. Ne4 Qe6 18. Nf6+ Kh8 19. Rae1 Rad8 20. Qc3 f4 21. Nxg4 1-0

[Event "Mittelrhein Regionalliga 1415"]
[Site "Mittelrhein"]
[Date "2014.10.19"]
[Round "2.6"]
[White "Kummer, Wolfram"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2097"]
[BlackElo "1903"]
[PlyCount "103"]
[EventDate "2014.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Godesberg III"]
[BlackTeam "Bonn Beuel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 Nbd7 6. Qd2 b5 7. a3 a6 8. Nge2 Qc7 9. g3 Bb7 10. Bg2 c5 11. dxc5 Nxc5 12. 0-0 Bg7 13. Rad1 0-0 14. Bh6 Qb6 15. Kh1 Bxh6 16. Qxh6 Ne6 17. Rd3 Rac8 18. Rfd1 b4 19. axb4 Qxb4 20. Qe3 Qc5 21. Nd4 Nxd4 22. Qxd4 Qxd4 23. Rxd4 Nd7 24. Bh3 Rc7 25. Bxd7 Rxd7 26. Kg1 Rc7 27. Rb4 f5 28. Rdd4 fxe4 29. fxe4 Kg7 30. Rb6 Rf6 31. Rdb4 a5 32. R4b5 Ba8 33. Rb8 Ra7 34. R5b6 d5 35. exd5 Rxb6 36. Rxb6 a4 37. Nb5 Ra5 38. c4 Kf7 39. Kf2 h5 40. Ke3 e6 41. Kd4 exd5 42. cxd5 h4 43. gxh4 a3 44. bxa3 Ra4+ 45. Kc5 Rxh4 46. Ra6 Bxd5 47. Kxd5 Rxh2 48. a4 g5 49. Ke5 Rf2 50. Nd6+ Kg7 51. Ne4 Re2 52. Kf5 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.12.03"]
[Round "7"]
[White "Athanassiou, Dimitrios"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1719"]
[BlackElo "1984"]
[PlyCount "51"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 c5 5. c3 cxd4 6. exd4 0-0 7. Bd3 d5 8. Nbd2 Nc6 9. h4 h6 10. Bf4 Bg4 11. Qc2 Nh5 12. Be5 Bxe5 13. Nxe5 Nxe5 14. dxe5 Nf4 15. g3 Nxd3+ 16. Qxd3 Qb6 17. Nb3 Bf5 18. Qd4 Qb5 19. 0-0-0 Rfd8 20. Qf4 Qa6 21. Nd4 Qc4 22. h5 Be4 23. hxg6 fxg6 24. Qxh6 Qxa2 25. Qh8+ Kf7 26. e6# 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.11.26"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Hahn, Juergen"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1984"]
[BlackElo "1659"]
[PlyCount "63"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. g4 Nc6 9. g5 Nd7 10. Bxe6 Nde5 11. Nxc6 bxc6 12. Bxc8 Qxc8 13. f4 Ng6 14. Qf3 h6 15. h4 hxg5 16. h5 Nh4 17. Qg3 g4 18. Rxh4 Bxh4 19. Qxh4 g6 20. h6 Qe6 21. Bd2 Kd7 22. 0-0-0 f5 23. e5 Qe7 24. Qh2 d5 25. Be3 Rab8 26. Na4 Rb5 27. c4 Ra5 28. Nc3 Ke6 29. Bb6 Qb4 30. Bxa5 Qxa5 31. cxd5+ cxd5 32. Rxd5 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.11.19"]
[Round "5"]
[White "Kuhn, Andreas"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1946"]
[BlackElo "1984"]
[PlyCount "59"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 b6 5. d4 cxd4 6. Nxd4 Bb7 7. 0-0 g6 8. Nc3 Bg7 9. b3 0-0 10. Bb2 Qc8 11. Nc2 Ne5 12. Bxb7 Qxb7 13. Ne3 Neg4 14. Nxg4 Nxg4 15. Qd2 d6 16. Nd5 Bxb2 17. Qxb2 Rfd8 18. Rfd1 Qd7 19. h3 Ne5 20. Kh2 Rab8 21. Rac1 Nc6 22. e4 Qe6 23. Qb1 Rf8 24. f4 f5 25. Re1 Qd7 26. exf5 Rxf5 27. Qe4 e5 28. g4 Rf7 29. Rf1 Rbf8 30. g5 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.11.12"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Heck, Ewald"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1984"]
[BlackElo "1701"]
[PlyCount "44"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 Bb6 6. 0-0 0-0 7. d5 Ne7 8. Nxe5 d6 9. Nf3 Nxe4 10. Nbd2 Nxd2 11. Bxd2 Bf5 12. Re1 Ng6 13. Be3 Re8 14. Nd4 Bd7 15. Qd2 Qh4 16. Bg5 Qh5 17. Be2 Bg4 18. f3 Bd7 19. Kh1 h6 20. Be3 Qxd5 21. Bd3 Qh5 22. Re2 Ne5 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.11.05"]
[Round "3"]
[White "Akstinat, Sven Holger"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2081"]
[BlackElo "1984"]
[PlyCount "119"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 dxc3 10. Qxd6 exd6 11. Re1+ Be7 12. Nxc3 0-0 13. Bf4 Bg4 14. Nd5 Nxd5 15. Bxd5 Rfe8 16. h3 Bd7 17. Ng5 Bxg5 18. Bxg5 Be6 19. Bf3 Nd4 20. Be4 d5 21. Bd3 Bf5 22. Red1 f6 23. Be3 Bxd3 24. Rxd3 Nc2 25. Rad1 Nxe3 26. fxe3 Rad8 27. Rxd5 Rxd5 28. Rxd5 Re7 29. Kf2 Rc7 30. Kf3 Kf7 31. Rb5 Ke6 32. h4 g6 33. Rb4 b6 34. Rb5 Kd6 35. Rb3 Rc5 36. Rb4 Ke6 37. Re4+ Kd6 38. b4 Rc2 39. a4 a6 40. g3 b5 41. axb5 axb5 42. Re8 Kd5 43. Re7 Kc4 44. Rxh7 Kxb4 45. Rg7 Rc6 46. Rxg6 Kc5 47. h5 b4 48. h6 Rc8 49. Rxf6 b3 50. Kg4 b2 51. Rf1 Kc4 52. Rb1 Rb8 53. Kh4 Kc3 54. g4 Kc2 55. Rxb2+ Kxb2 56. g5 Kc3 57. Kh5 Kd3 58. g6 Rh8 59. g7 Rg8 60. Kg6 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2013.10.22"]
[Round "1"]
[White "Lorenz, Steffen"]
[Black "Memmesheimer, Thomas"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "1984"]
[BlackElo "1772"]
[PlyCount "62"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bd3 h6 9. N5f3 c5 10. c3 Qc7 11. Bd2 Bd7 12. Ne5 cxd4 13. cxd4 Be7 14. Rc1 Qd8 15. Ngf3 0-0 16. 0-0 Nbd5 17. h3 Rc8 18. Rxc8 Qxc8 19. a3 a6 20. Rc1 Qb8 21. Nh2 Rc8 22. Nhg4 Rxc1+ 23. Bxc1 Qc7 24. Bd2 Bc6 25. Nxc6 Qxc6 26. Ne5 Qc7 27. Qe1 Qb6 28. Bc3 Qb3 29. Bc4 Qa4 30. Qc1 Qe8 31. Bd3 Qc8 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.12.04"]
[Round "7"]
[White "Lorenz, Steffen"]
[Black "Cohnen, Michael"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1995"]
[BlackElo "1838"]
[PlyCount "37"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 Nf6 7. Nf4 e6 8. h4 h5 9. Nxg6 fxg6 10. Bd3 Kf7 11. c3 Bd6 12. Qc2 Qc7 13. Bxg6+ Kg8 14. Ne4 Nxe4 15. Qxe4 e5 16. dxe5 Bxe5 17. Bf4 Nd7 18. Qc4+ Kf8 19. Qf7# 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.11.27"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Sejdini, Valentin"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1995"]
[BlackElo "1810"]
[PlyCount "119"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. 0-0 d6 7. a3 Ba5 8. b4 Bb6 9. Nxc3 Be6 10. Nd5 Nge7 11. Bb2 0-0 12. b5 Na5 13. Nxb6 Nxc4 14. Nxc4 Bxc4 15. Qd4 f6 16. Qxc4+ Kh8 17. Rfd1 Ng6 18. Rac1 Rc8 19. Qa4 Qe8 20. Qc4 Rf7 21. Rxd6 Re7 22. Rd4 Nf4 23. Re1 Qg6 24. Qf1 Rce8 25. Bc1 Ne6 26. Rdd1 Nc5 27. e5 fxe5 28. Be3 Nd7 29. Qc4 Nf6 30. Qh4 h6 31. Qg3 Qh5 32. Qh4 Qg6 33. Qg3 Qh5 34. h3 Kg8 35. Qh4 Qg6 36. a4 Kh8 37. Qg3 Qc2 38. Nh4 Kh7 39. Qf3 Rf7 40. Qf5+ Qxf5 41. Nxf5 Ne4 42. Nh4 Nc3 43. Ra1 e4 44. g3 g5 45. Ng2 b6 46. Bd4 Nd5 47. Ne3 Nb4 48. Re2 Rd8 49. Bc3 Nd3 50. Ng4 Nc5 51. Nf6+ Kg6 52. Nxe4 Re8 53. Rae1 Nd3 54. Rd1 Nc5 55. Rd4 Nb3 56. Rc4 Nc1 57. Re3 Rd8 58. Rd4 Re8 59. Bb2 Na2 60. f3 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.11.20"]
[Round "5"]
[White "Akstinat, Sven Holger"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2093"]
[BlackElo "1995"]
[PlyCount "135"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Ne2 a6 8. c3 Qb6 9. g3 cxd4 10. cxd4 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Qb4 13. Qxb4 Nxb4 14. Kd2 Nb6 15. Nc3 Bd7 16. a3 Nc6 17. b4 0-0 18. Be2 Ne7 19. Rhc1 Nc4+ 20. Ke1 b5 21. Bd3 Rac8 22. Nd2 Nxd2 23. Kxd2 Rc7 24. Ne2 Rfc8 25. Rxc7 Rxc7 26. Rc1 Rc8 27. Rxc8+ Nxc8 28. h4 g6 29. Nc1 Nb6 30. Nb3 Kf8 31. Nc5 Bc8 32. Kc3 Ke7 33. h5 Kd8 34. hxg6 hxg6 35. Kc2 Kc7 36. Kd1 Kc6 37. Ke2 Kc7 38. Kf3 Kd8 39. Kg4 Ke7 40. Kg5 Nc4 41. a4 bxa4 42. Bxc4 dxc4 43. Nxa4 Bd7 44. Nc3 Bc6 45. g4 Bg2 46. f5 gxf5 47. gxf5 Bh1 48. f6+ Kd7 49. Kf4 Kc6 50. Ke3 Bd5 51. Kd2 Kd7 52. Na4 Kc6 53. Kc3 Be4 54. Nc5 Bd5 55. Nxa6 Bf3 56. Nc5 Kd5 57. Nb7 Bh5 58. Nd6 Bg6 59. Nxc4 Bh5 60. Nd6 Kc6 61. b5+ Kb6 62. Kb4 Bg6 63. Nc4+ Kb7 64. Kc5 Bh5 65. Nd6+ Kc7 66. b6+ Kb8 67. Kc6 Bf3+ 68. Kd7 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.11.13"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Schwarz, Andreas"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1995"]
[BlackElo "1912"]
[PlyCount "26"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bf5 7. Bd3 Bxd3 8. Qxd3 Bd6 9. 0-0 0-0 10. c4 Na6 11. Be3 Nc5 12. Qc2 Ne6 13. Rfd1 Qc7 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.11.06"]
[Round "3"]
[White "Bussard, Christian"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2106"]
[BlackElo "1995"]
[PlyCount "80"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 Nc6 11. Bxf6 Bxf6 12. Nd5 Bd8 13. h3 Nd4 14. Nxd4 exd4 15. Rxd4 c6 16. Nc3 Bb6 17. Rd3 Bxf2 18. Rf1 Bh4 19. Rdf3 Be6 20. e5 Bg5+ 21. Kc2 Bf5+ 22. Rxf5 gxf5 23. Rxf5 h6 24. Bh5 Re7 25. Ne4 f6 26. Nxg5 fxg5 27. e6 Rd8 28. Kc3 Rd6 29. Bf7+ Kg7 30. h4 gxh4 31. Rf4 Rdxe6 32. Bxe6 Rxe6 33. Rxh4 Rg6 34. Re4 Rxg2 35. Re7+ Kg6 36. Rxb7 h5 37. Rxa7 h4 38. Rc7 h3 39. Rxc6+ Kg7 40. Rc5 Kg6 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.10.28"]
[Round "2"]
[White "Lorenz, Steffen"]
[Black "Riefer, Alexander"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1995"]
[BlackElo "1828"]
[PlyCount "39"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qd8 5. Nf3 Bg4 6. h3 Bh5 7. Bf4 e6 8. g4 Bg6 9. Ne5 Bd6 10. Bg2 c6 11. Qe2 Bxe5 12. Bxe5 0-0 13. 0-0-0 Nbd7 14. h4 h5 15. gxh5 Bxh5 16. Bf3 Bg6 17. Rhg1 Nxe5 18. dxe5 Nd5 19. Bxd5 cxd5 20. Qg4 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2012.10.23"]
[Round "1"]
[White "Doering, Mirko"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1804"]
[BlackElo "1995"]
[PlyCount "52"]
[EventDate "2012.10.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 Nc6 5. Be3 g6 6. Ne2 Bg7 7. 0-0 0-0 8. d5 Ne7 9. Ng3 Ng4 10. Bd2 f5 11. f3 Nf6 12. f4 fxe4 13. fxe5 dxe5 14. Nxe4 Nfxd5 15. Rxf8+ Qxf8 16. Bc4 c6 17. Bg5 Kh8 18. Nbd2 Nf5 19. Qe2 h6 20. g4 hxg5 21. gxf5 Qxf5 22. Rf1 Nf4 23. Qe3 Be6 24. Bxe6 Qxe6 25. Nxg5 Qg4+ 26. Qg3 Ne2+ 0-1

[Event "Verbandsliga Mittelrhein-Ost 1213"]
[Site "Germany"]
[Date "2012.09.09"]
[Round "1.8"]
[White "Lorenz, Steffen"]
[Black "Gruebner, Christopher"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1854"]
[BlackElo "1977"]
[PlyCount "43"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Rheinbacher SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e5 Nfd7 6. Nf3 dxe5 7. dxe5 Nc6 8. e6 fxe6 9. Bb5 Nce5 10. Nxe5 Bxe5 11. Qe2 c6 12. Bc4 Bf6 13. Bxf6 Nxf6 14. Bxe6 Bxe6 15. Qxe6 Qd6 16. Qe2 Kf7 17. 0-0 Qe6 18. Rfe1 Qxe2 19. Rxe2 Rad8 20. Rae1 Rhe8 21. f3 h6 22. g3 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.04.15"]
[Round "11.8"]
[White "Lorenz, Steffen"]
[Black "Arlt, Klaus"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1877"]
[BlackElo "1959"]
[PlyCount "212"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Koeln Muelheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Nd7 5. Bf4 Ne7 6. Bd3 Ng6 7. Be3 Be7 8. Qd2 Qa5 9. 0-0-0 b5 10. Kb1 Nb6 11. Nce2 Qa4 12. Nc3 Qa5 13. Nce2 Bb4 14. c3 Be7 15. Qc2 Nc4 16. Bxc4 bxc4 17. Nf4 Rb8 18. Nxg6 hxg6 19. Nh3 Rb6 20. Nf2 Ra6 21. a4 Qxa4 22. Qxa4 Rxa4 23. Ng4 f6 24. Kc2 a6 25. h3 Kf7 26. Ra1 Rxa1 27. Rxa1 Bd6 28. e5 Bc7 29. Bf4 a5 30. Bh2 f5 31. Ne3 g5 32. Bg1 Bd7 33. Bf2 Ke7 34. Kd2 Rb8 35. Kc2 f4 36. Nf1 Be8 37. Nd2 Bg6+ 38. Kc1 Bd3 39. h4 Kf7 40. hxg5 Rh8 41. b4 cxb3 42. Nxb3 Rh1+ 43. Kd2 Rxa1 44. Nxa1 Bf1 45. g3 fxg3 46. Bxg3 Kg6 47. f4 Kf5 48. Ke3 a4 49. Be1 a3 50. Bd2 Bc4 51. Bc1 Ba5 52. Bxa3 Bxc3 53. Nc2 Bb3 54. Nb4 Ba4 55. Nd3 Bb5 56. Nc5 Be1 57. Bc1 Bf1 58. Kf3 Bh3 59. Nd3 Bg4+ 60. Ke3 Bg3 61. Ba3 Bd1 62. Bf8 Bc2 63. Kf3 Bh2 64. Nf2 Bxf4 65. Bxg7 Bxg5 66. Bf8 Bh4 67. Bc5 Bd8 68. Ke2 Ba5 69. Nh3 Bc3 70. Ke3 Kg4 71. Ng1 Bb2 72. Ne2 Bd1 73. Bb6 Bxe2 74. Kxe2 Ba3 75. Kd3 Kf5 76. Ba7 Kg6 77. Bb6 Kf7 78. Kc3 Ke8 79. Kb3 Be7 80. Kc3 Kd7 81. Kd3 Kc8 82. Ba5 c5 83. dxc5 Bxc5 84. Bc3 Kb7 85. Bd2 Kc6 86. Bf4 Kd7 87. Bg3 Ke8 88. Bf4 Kf7 89. Bg3 Kg6 90. Bh2 Kf5 91. Bg3 Ba3 92. Bh2 Bb2 93. Bg1 Bxe5 94. Bf2 Bf6 95. Bg1 e5 96. Bb6 e4+ 97. Ke3 d4+ 98. Ke2 Ke6 99. Ba7 Kd5 100. Bb8 d3+ 101. Kd2 Bd4 102. Bf4 Kc4 103. Bh6 e3+ 104. Kd1 e2+ 105. Ke1 Bc3+ 106. Bd2 Kb3 0-1

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.03.18"]
[Round "10.8"]
[White "Lotzien, Hans"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2006"]
[BlackElo "1877"]
[PlyCount "44"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Bonn Beuel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 g6 4. d3 Bg7 5. Nge2 0-0 6. 0-0 c6 7. a4 d5 8. Bb3 dxe4 9. dxe4 Nbd7 10. Be3 Ng4 11. Bf4 Nc5 12. Ba2 Be6 13. f3 Bxa2 14. Rxa2 e5 15. Bc1 Nf6 16. Be3 Ne6 17. Qc1 Qc7 18. Nd1 Rfd8 19. c3 Bf8 20. Nf2 Bc5 21. b4 Bxe3 22. Qxe3 Qb6 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.02.05"]
[Round "8.8"]
[White "Eisentraut, Dieter"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "1814"]
[BlackElo "1877"]
[PlyCount "50"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg III"]
[BlackTeam "Bonn Beuel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. Ne2 Nf6 3. Nbc3 g6 4. g3 Bg7 5. Bg2 c5 6. 0-0 Nc6 7. d4 cxd4 8. Nxd4 Bd7 9. Nde2 0-0 10. h3 Qa5 11. Be3 Rac8 12. Qd2 Ne5 13. b3 Bxh3 14. f4 Bxg2 15. fxe5 Bxf1 16. exf6 Bxf6 17. b4 Qxb4 18. Rb1 Bxc3 19. Qc1 Qxe4 20. Kxf1 Qf3+ 21. Bf2 Bg7 22. Rb3 Qh1+ 23. Ng1 Qc6 24. Qf4 b6 25. g4 Qc4+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.12.06"]
[Round "7"]
[White "Akstinat, Sven Holger"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1995"]
[BlackElo "1877"]
[PlyCount "61"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 g6 5. d4 cxd4 6. Qxd4 f6 7. Be3 Bd7 8. Qd2 Ne5 9. Bxd7+ Qxd7 10. Nxe5 fxe5 11. Nc3 Nf6 12. f3 Bg7 13. Rad1 0-0 14. Nd5 b6 15. Qb4 Rac8 16. Qb3 e6 17. Nxf6+ Bxf6 18. Rd3 Rc6 19. Rfd1 Kf7 20. c3 Rd8 21. Qc2 Qe7 22. Qa4 Qc7 23. b3 d5 24. exd5 exd5 25. Rxd5 Rxd5 26. Rxd5 Ke6 27. Rd3 h5 28. Qe4 Rxc3 29. Qxg6 h4 30. Qg4+ Ke7 31. Qb4+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.11.29"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Hoeck, Sebastian"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1877"]
[BlackElo "1744"]
[PlyCount "37"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 g6 6. Nc3 Bg7 7. Be2 c5 8. Be3 cxd4 9. Bxd4 0-0 10. Bxg7 Kxg7 11. 0-0 Be6 12. Qb3 Nc6 13. Rfd1 Qc8 14. Nd5 Na5 15. Qc3+ f6 16. Qxa5 Nxc4 17. Bxc4 Qxc4 18. Rac1 Qe4 19. Nc7 1-0

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.11.27"]
[Round "5.8"]
[White "Lorenz, Steffen"]
[Black "Blagojevic, Lubo"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1877"]
[BlackElo "2009"]
[PlyCount "100"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Wuerselen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Nc3 Be7 6. Bf4 0-0 7. Bc4 Nc6 8. Qd2 a5 9. 0-0-0 Be6 10. Bxe6 fxe6 11. e5 Ne8 12. exd6 cxd6 13. Qe3 e5 14. Bg3 Rc8 15. Kb1 Bf6 16. Nd5 Nb4 17. Nxb4 axb4 18. Qb3+ Kh8 19. Bxe5 Qc7 20. Bxf6 Nxf6 21. Nd4 Qa5 22. Ne6 Rfe8 23. Rxd6 Qe5 24. Rhd1 Qxh2 25. Nd8 Rc7 26. R6d3 h6 27. Nf7+ Kh7 28. Ng5+ Kh8 29. Nf7+ Kh7 30. Ng5+ Kh8 31. Ne6 Rce7 32. Rd8 Qxg2 33. Nf4 Qg4 34. Qxb4 Kh7 35. R8d4 Re4 36. a3 Rxf4 37. Rxf4 Qxd1+ 38. Ka2 Qxc2 39. Qxb7 Qc1 40. Rf3 Re1 41. Rc3 Qb1+ 42. Kb3 Re2 43. Kc4 Rxb2 44. Qf3 Qa2+ 45. Kc5 Nd7+ 46. Kd6 Rd2+ 47. Ke7 Qb1 48. Qe3 Rd1 49. Qf4 Nf6 50. Rc4 Nd5+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.11.22"]
[Round "5"]
[White "Margenberg, Volker"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "1665"]
[BlackElo "1877"]
[PlyCount "111"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. d5 e6 8. Be3 exd5 9. cxd5 Re8 10. Bd3 Na6 11. 0-0 Nc7 12. Nd2 a6 13. a4 Rb8 14. Qe2 b5 15. axb5 axb5 16. Nxb5 Nxb5 17. Bxb5 Bd7 18. Bd3 Rxb2 19. Rfb1 Nxe4 20. Rxb2 Bxb2 21. Ra6 Nxd2 22. Qxd2 Qf6 23. Bg5 Qe5 24. Bf4 Qe1+ 25. Kh2 Be5 26. g3 Qxd2 27. Bxd2 Rb8 28. Bh6 Bc8 29. Rc6 Bd7 30. Rc7 Bf5 31. Bxf5 gxf5 32. f4 Bg7 33. Bg5 f6 34. Bh4 Rb2+ 35. Kg1 Rd2 36. Rc8+ Kf7 37. Rc7+ Kg8 38. Rc8+ Kf7 39. Rc7+ Kg6 40. g4 fxg4 41. hxg4 Rxd5 42. f5+ Kh6 43. Kg2 Rd3 44. Bg3 Rd4 45. Kf3 Rd3+ 46. Kg2 Rd4 47. Kh3 Bf8 48. Kh4 d5 49. Bf2 Re4 50. Bxc5 Bxc5 51. Rxc5 Re1 52. Rxd5 Rh1+ 53. Kg3 Kg5 54. Rd7 Rg1+ 55. Kf3 Rf1+ 56. Kg3 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.11.15"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Meissner, Wolf Dieter"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "1877"]
[BlackElo "1994"]
[PlyCount "52"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 b5 10. e5 dxe5 11. fxe5 Ng4 12. Bf4 Nd7 13. e6 fxe6 14. Bd6 Ne3 15. Qd3 Nxg2+ 16. Kf1 c4 17. Qd2 Nh4 18. Bxf8 Qxf8 19. Ke1 Qxf3 20. Rf1 Ng2+ 21. Kd1 Ne3+ 22. Ke1 Nxf1 23. Bxf1 Nc5 24. Nxb5 Qe4+ 25. Kd1 exd5 26. Bg2 Bg4+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.11.08"]
[Round "3"]
[White "Kremser, Fjodor"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "E70"]
[BlackElo "1877"]
[PlyCount "52"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Be3 0-0 6. Bd3 Ng4 7. Qd2 Nxe3 8. Qxe3 Nc6 9. Nge2 e5 10. d5 Nd4 11. Nb5 Nxe2 12. Bxe2 f5 13. f3 fxe4 14. fxe4 a6 15. Na3 Qh4+ 16. g3 Bh6 17. Qd3 Qg5 18. Kd1 Rf2 19. h3 Bd7 20. Kc2 Raf8 21. Raf1 Ba4+ 22. b3 Rxf1 23. Rxf1 Rxf1 24. Kc3 Rc1+ 25. Kb4 Bd7 26. Qf3 Qd2+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.11.01"]
[Round "2"]
[White "Lorenz, Steffen"]
[Black "Hiendl, Robert"]
[Result "1-0"]
[ECO "B71"]
[WhiteElo "1877"]
[BlackElo "1607"]
[PlyCount "43"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 e6 7. Be3 Nc6 8. Be2 Bg7 9. Qd2 0-0 10. Ndb5 Ne8 11. 0-0-0 Qa5 12. Kb1 a6 13. Nd4 Bd7 14. Nb3 Qc7 15. e5 Rd8 16. exd6 Qb8 17. Bb6 Rc8 18. Ne4 Nf6 19. Nxf6+ Bxf6 20. Nc5 Nd4 21. Nxd7 Rxc2 22. Nxf6+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2011.10.25"]
[Round "1"]
[White "Gillar, Frank"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "1522"]
[BlackElo "1877"]
[PlyCount "86"]
[EventDate "2011.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 0-0 6. Bd3 c5 7. Nge2 Nc6 8. d5 Ne5 9. Be3 a6 10. Qd2 Nfd7 11. 0-0 Nxd3 12. Qxd3 Ne5 13. Qc2 Nxc4 14. Bf2 b5 15. Rac1 f5 16. a4 b4 17. b3 Ne5 18. Nd1 fxe4 19. Qxe4 Bf5 20. Qe3 Qd7 21. Nb2 Nxf3+ 22. Qxf3 Bxb2 23. Rc4 e5 24. Ng3 Bd4 25. Qe2 Bg4 26. Qd3 Bf5 27. Qe2 Rae8 28. Be3 Bg4 29. Qd3 Rxf1+ 30. Nxf1 Qf7 31. Rc1 Qxd5 32. Qxa6 Qxb3 33. Bxd4 exd4 34. Qxd6 Be2 35. a5 d3 36. Qxc5 Bxf1 37. Rxf1 d2 38. Qd6 Qe3+ 39. Kh1 Kg7 40. a6 b3 41. Qf6+ Kh6 42. Qh4+ Kg7 43. Qf6+ Kh6 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.09.11"]
[Round "1.8"]
[White "Frehen, Werner"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1899"]
[BlackElo "1877"]
[PlyCount "55"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Niederkassel"]
[BlackTeam "Bonn Beuel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. Be3 0-0 6. g4 c5 7. dxc5 Qa5 8. Qd2 dxc5 9. Rd1 Nc6 10. f3 Rd8 11. Qc1 Be6 12. a3 Nd7 13. Bd2 Qc7 14. Kf2 Nde5 15. Nh3 Nd4 16. Nf4 Bf6 17. Nxe6 Bh4+ 18. Kg2 Nxe6 19. Nd5 Qc6 20. Kh3 Bf6 21. g5 Nxg5+ 22. Bxg5 Qe6+ 23. Kg2 Bxg5 24. Qxg5 f6 25. Qg3 g5 26. h4 Kf7 27. h5 Rg8 28. Nc7 1-0

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.12.07"]
[Round "7"]
[White "Lorenz, Steffen"]
[Black "Behl, Torsten"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1910"]
[BlackElo "2028"]
[PlyCount "64"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Be3 Nbd7 9. f4 Nc5 10. Qf3 Qc7 11. 0-0-0 b5 12. Qg3 b4 13. e5 bxc3 14. exf6 Bxf6 15. bxc3 Nxb3+ 16. Nxb3 Bxc3 17. f5 Be5 18. Bf4 f6 19. Bxe5 dxe5 20. Qf3 Rb8 21. Qh5+ Ke7 22. Qg4 Rg8 23. Rd2 exf5 24. Qh4 Be6 25. Rhd1 f4 26. Qxh7 a5 27. Qe4 Rb4 28. Qd3 a4 29. Na1 Rgb8 30. Qa3 Kf7 31. c3 Rb1+ 32. Kc2 Bf5+ 0-1

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.11.26"]
[Round "6"]
[White "Akstinat, Sven Holger"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "1995"]
[BlackElo "1910"]
[PlyCount "98"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 c5 3. e3 Nc6 4. f4 d6 5. Nf3 g6 6. Nc3 Bg7 7. Ne4 e5 8. Nxf6+ Bxf6 9. Bb5 exf4 10. Bxf6 Qxf6 11. 0-0 fxe3 12. Qe2 Qe7 13. Rae1 0-0 14. Qd1 Ne5 15. Rxe3 Bg4 16. Qe1 Bxf3 17. gxf3 Qg5+ 18. Kh1 Qh5 19. Be2 Rae8 20. Bd1 Re6 21. Qg3 Qf5 22. Qg2 Nc6 23. Rxe6 fxe6 24. f4 d5 25. Bg4 Qf7 26. Qh3 Nd4 27. Qe3 b6 28. b4 Nf5 29. Bxf5 Qxf5 30. bxc5 bxc5 31. Qxc5 Qe4+ 32. Kg1 e5 33. d3 Qd4+ 34. Qxd4 exd4 35. Kg2 Rb8 36. f5 g5 37. f6 Rb2 38. Rf2 Kf7 39. a3 Ra2 40. Kg3 Rxa3 41. Rf5 Ra5 42. Kg4 h6 43. Kh5 Ra6 44. Rxd5 Rxf6 45. Rxd4 Rf4 46. Rd7+ Kf6 47. Rd6+ Kf5 48. Rd5+ Kf6 49. Rd6+ Kf5 1/2-1/2

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.11.23"]
[Round "5"]
[White "Lorenz, Steffen"]
[Black "Lamprecht, Mark"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1910"]
[BlackElo "2127"]
[PlyCount "27"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Bxd3 7. Qxd3 Qxb2 8. e6 Qxa1 9. Qb3 Qxd4 10. Be3 Qc4 11. Qxb7 fxe6 12. Nf3 Nd7 13. Qxa8+ Kf7 14. Ng5+ 1-0

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.11.16"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Meissner, Wolf Dieter"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1910"]
[BlackElo "2012"]
[PlyCount "43"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. Bg5 Rde8 14. Qe2 Kd7 15. Rxe8 Rxe8 16. Qd3 h6 17. Bd2 Qd5 18. c3 Re4 19. Kf1 Qf5 20. Re1 Rxe1+ 21. Nxe1 Qxd3+ 22. Nxd3 1/2-1/2

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.11.09"]
[Round "3"]
[White "Schott, Guido"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2120"]
[BlackElo "1910"]
[PlyCount "75"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. h3 0-0 6. f4 e5 7. Nf3 exf4 8. Bxf4 Nxe4 9. Nxe4 Re8 10. Qd2 Rxe4+ 11. Kf2 Nc6 12. c3 Bf5 13. g4 Bd7 14. Bd3 Re8 15. Rae1 Rxe1 16. Rxe1 Qf8 17. d5 Ne7 18. c4 f5 19. g5 Rb8 20. c5 Nc8 21. Bc4 b6 22. c6 Be8 23. Nd4 Bf7 24. Nb5 Qd8 25. a4 a6 26. Nd4 b5 27. axb5 Nb6 28. Bb3 axb5 29. Ne6 Bxe6 30. dxe6 Qe7 31. Qb4 h6 32. h4 h5 33. Qxb5 Bxb2 34. Re2 Bd4+ 35. Kf3 Kg7 36. Be3 Be5 37. Bd2 Bd4 38. Be3 1/2-1/2

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.11.02"]
[Round "2"]
[White "Lorenz, Steffen"]
[Black "Rozsa, Sandor1"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1910"]
[BlackElo "1677"]
[PlyCount "69"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. 0-0 d6 7. bxc3 Bc5 8. Qb3 Qe7 9. Ba3 Nh6 10. Bxc5 dxc5 11. Bd5 Nd8 12. Nbd2 c6 13. Bc4 b5 14. Be2 0-0 15. a4 Be6 16. Qc2 Bd7 17. Rfb1 c4 18. Nd4 bxa4 19. Bxc4 Ng4 20. N2f3 Kh8 21. Qd3 Ne6 22. Bxe6 fxe6 23. h3 Nh6 24. Rb7 Qe8 25. Ne5 Bc8 26. Rc7 c5 27. Rxc5 a5 28. Qg3 Qe7 29. Rc7 Qf6 30. Rxa4 Rb8 31. Rxa5 Rb1+ 32. Kh2 Bb7 33. Ra7 Bxe4 34. Rxg7 Qxf2 35. Rxh7+ 1-0

[Event "Troisdorf op "]
[Site "Troisdorf"]
[Date "2010.10.26"]
[Round "1"]
[White "Roenker, Sebastian"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1596"]
[BlackElo "1910"]
[PlyCount "50"]
[EventDate "2010.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d6 2. f4 g6 3. Nf3 Bg7 4. d4 Nf6 5. Nc3 0-0 6. h3 c5 7. Be3 cxd4 8. Nxd4 Nc6 9. Be2 Nd7 10. f5 Qb6 11. Nd5 Qa5+ 12. c3 Nde5 13. 0-0 Bd7 14. Nxc6 Nxc6 15. f6 exf6 16. Rxf6 Be6 17. Rf3 Bxd5 18. b4 Qc7 19. Qxd5 Bxc3 20. Raf1 Rae8 21. Bc4 Ne5 22. Rxf7 Rxf7 23. Bb3 Kg7 24. Bf4 Ref8 25. Bxe5+ Bxe5 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.12.08"]
[Round "7"]
[White "Wenner, Heinz"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1779"]
[BlackElo "1882"]
[PlyCount "178"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. f3 c6 6. Bb3 Nbd7 7. Be3 b5 8. a3 a6 9. Qd2 Qc7 10. Nge2 Bb7 11. Bf4 c5 12. Ba2 cxd4 13. Nxd4 0-0 14. Be3 Ne5 15. Rb1 Rac8 16. 0-0 Nc4 17. Bxc4 Qxc4 18. Rfe1 Nd7 19. h3 Rfd8 20. Nce2 d5 21. exd5 Qxd5 22. Nc3 Qc4 23. Qf2 Nf8 24. Nce2 Qc7 25. Nb3 Rd6 26. c3 e5 27. Rbd1 Ne6 28. Rxd6 Qxd6 29. Rf1 Bd5 30. Rd1 Qc6 31. Na5 Qa8 32. Rd2 Bf8 33. f4 Nc5 34. Ng3 exf4 35. Qxf4 Re8 36. Qg5 Ne4 37. Nxe4 Bxe4 38. Qf4 Bf5 39. Bd4 Re1+ 40. Kf2 Re4 41. Qf3 Bh6 42. Qd1 Bxd2 43. Qxd2 Qd8 44. Nb3 Qh4+ 45. Kf3 g5 46. g3 Qh5+ 47. Kf2 Bxh3 48. Bf6 Re8 49. Qxg5+ Qxg5 50. Bxg5 Bg4 51. Nd4 Be6 52. Be3 Kg7 53. Kf3 Kg6 54. Bf4 Bd5+ 55. Kf2 f5 56. Ne2 Kh5 57. Bc7 Re7 58. Nf4+ Kh6 59. Nxd5 Rd7 60. Bf4+ Kg6 61. Nb4 Rd1 62. Nxa6 Rb1 63. b4 Rb3 64. Be5 Rxa3 65. Nc7 Ra2+ 66. Ke3 Kf7 67. Bf4 Ke7 68. Nxb5 Kd7 69. Nd4 Ra3 70. Kd3 Ra1 71. Nxf5 Rd1+ 72. Kc4 Kc6 73. Nd4+ Kb6 74. Ne6 Rf1 75. Ng5 h5 76. Ne4 h4 77. Be3+ Kc6 78. gxh4 Re1 79. b5+ Kc7 80. Bf4+ Kb6 81. Nf6 Rb1 82. Nd5+ Kb7 83. Kc5 Rh1 84. Bg5 Rd1 85. c4 Rf1 86. Ne7 Kc7 87. b6+ Kb7 88. Nd5 Rf3 89. Bd8 Rf2 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.12.01"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Weber, Olaf"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1882"]
[BlackElo "1772"]
[PlyCount "64"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

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 Qxe5 14. Qxe5 Nxe5 15. Ne4 d5 16. Nf6+ Kg7 17. Ne8+ Kf8 18. Nc7 Rb8 19. Nb5 a6 20. Nc3 Ng4 21. Rd2 Bc5 22. Nd1 b5 23. h3 Nf6 24. Bd3 e5 25. Re1 Bd6 26. Bf1 Be6 27. g3 d4 28. f4 Bb4 29. Rxe5 Bxd2+ 30. Kxd2 Nh5 31. g4 Nxf4 32. Re4 Nd5 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.11.24"]
[Round "5"]
[White "Witte, Volker"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1672"]
[BlackElo "1882"]
[PlyCount "70"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 d6 4. Ne2 g6 5. 0-0 Bg7 6. c3 Nf6 7. d4 cxd4 8. Nxd4 Nxd4 9. cxd4 0-0 10. Qb3 Rb8 11. h3 Be6 12. d5 Bd7 13. Be3 Qa5 14. Nc3 b5 15. a3 Rfc8 16. Rfc1 Be8 17. Qb4 Qa6 18. Bf1 Qb7 19. f3 a6 20. a4 Nd7 21. axb5 Nc5 22. Na4 Nxa4 23. Qxa4 Bxb5 24. Rxc8+ Qxc8 25. Qd1 Bxf1 26. Qxf1 Rxb2 27. Rc1 Qb7 28. Bf2 h5 29. g4 hxg4 30. hxg4 Be5 31. g5 Bf4 32. Bd4 Rh2 33. Rc6 e5 34. Rb6 Qc7 35. Rc6 Qe7 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.11.10"]
[Round "3"]
[White "Lorenz, Steffen"]
[Black "Moews, Thomas"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1882"]
[BlackElo "1715"]
[PlyCount "67"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 dxc3 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qh5+ Kf8 9. Qxc5+ d6 10. Qxc3 Qf6 11. Bg5 Qxc3+ 12. Nxc3 Nge7 13. Bxe7+ Nxe7 14. Nb5 Bg4 15. Nxc7 Rc8 16. Nb5 Bxf3 17. gxf3 d5 18. 0-0 a6 19. Nd6 Rc7 20. Rac1 Rd7 21. e5 g5 22. Rfd1 Kg7 23. Ne4 Kg6 24. Nf6 Rdd8 25. Rc7 Nc6 26. Nd7 Kf5 27. Rxb7 Ke6 28. Nc5+ Kxe5 29. Rb6 Rd6 30. Re1+ Kd4 31. Nb3+ Kd3 32. Re3+ Kc2 33. Re2+ Kd1 34. Kf1 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.11.03"]
[Round "2"]
[White "Hahn, Juergen"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "1699"]
[BlackElo "1882"]
[PlyCount "111"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. cxd5 Nxd5 7. Be2 c5 8. 0-0 cxd4 9. Nxd5 Qxd5 10. Nxd4 Rd8 11. Bf3 Qa5 12. Qe2 e5 13. Nb3 Qb6 14. Bd2 a5 15. Bxa5 Rxa5 16. Nxa5 Qxa5 17. Rfd1 Nc6 18. Bxc6 bxc6 19. Rxd8+ Qxd8 20. Rd1 Qb6 21. Qd3 Bf6 22. b3 Kg7 23. h3 Ba6 24. Qc2 c5 25. Rd5 Qb5 26. Qc1 Qa5 27. a3 Qb6 28. Qc2 Qb5 29. Qc4 Qb6 30. Qc2 e4 31. Rxc5 Bd3 32. Rc6 Qb8 33. Rc8 Qb5 34. Qc5 Qxc5 35. Rxc5 Kf8 36. Rc7 Be7 37. b4 Bb5 38. Ra7 Bd3 39. Rb7 Bc2 40. Kf1 f5 41. Ke1 Kf7 42. h4 h6 43. g3 g5 44. hxg5 hxg5 45. Kd2 Bd3 46. a4 Ke6 47. Kc3 Bd6 48. a5 Kd5 49. Rb6 Be5+ 50. Kb3 f4 51. gxf4 gxf4 52. Rh6 fxe3 53. fxe3 Bd6 54. Rh1 Kc6 55. Ra1 Kb5 56. a6 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2009.10.27"]
[Round "1"]
[White "Lorenz, Steffen"]
[Black "Karbach, Helmut"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1882"]
[BlackElo "1509"]
[PlyCount "57"]
[EventDate "2009.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Bb4+ 6. Nc3 Ne7 7. Nf3 h6 8. Bd3 Nbc6 9. 0-0 Nf5 10. Bd2 Ncxd4 11. Nxd4 Nxd4 12. Qg4 Bxc3 13. Bxc3 Nf5 14. Bxf5 exf5 15. Qxg7 Rf8 16. Bb4 Be6 17. Qxf8+ Kd7 18. Qd6+ Ke8 19. Rac1 Qxd6 20. Bxd6 b5 21. Rc7 a6 22. Rfc1 Bd7 23. f4 h5 24. b4 a5 25. Rxd7 Kxd7 26. Rc7+ Ke8 27. Re7+ Kd8 28. Rxf7 Ke8 29. Rf8+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.11.24"]
[Round "7"]
[White "Arlt, Klaus"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2009"]
[BlackElo "1858"]
[PlyCount "109"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 e5 9. a3 Be6 10. d3 h6 11. Bd2 Nd7 12. Rac1 f5 13. Nxd5 Bxd5 14. Bc3 Qc7 15. Nd2 Nf6 16. Nc4 Rfe8 17. b4 Rad8 18. Qb2 Bxg2 19. Kxg2 Nd5 20. Ne3 Nxe3+ 21. fxe3 Qb6 22. Bd2 Rd5 23. Rc4 e4 24. d4 Bf8 25. Rc2 Qb5 26. Rf2 g5 27. Qb3 Kh7 28. a4 Qb6 29. b5 a6 30. Rb2 axb5 31. axb5 Qxb5 32. Qa2 Qa6 33. Qb1 b5 34. Rc2 c5 35. dxc5 Bxc5 36. Qb3 Red8 37. Ra2 Qb7 38. Bc1 Bf8 39. Rc2 Bg7 40. Bb2 Bxb2 41. Qxb2 Kg6 42. Qb4 Rc8 43. Rb2 Qc6 44. Qe7 Qf6 45. Qb7 Qc6 46. Qe7 Rc7 47. Qf8 Qe6 48. Qb8 Qd7 49. Qg8+ Kh5 50. h3 Qf7 51. Qb8 Qd7 52. Rxf5 Rxf5 53. g4+ Kh4 54. gxf5 Rb7 55. Qg3+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.11.18"]
[Round "6"]
[White "Kessler, Ulrich"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1909"]
[BlackElo "1858"]
[PlyCount "46"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 fxe6 9. Ng5 Bxb5 10. Nxe6 Bxd4 11. Nxb5 Qa5+ 12. Nc3 Nf2 13. Qf3 Nxh1 14. Bd2 Qb6 15. Rb1 Qc6 16. Nd5 Na6 17. Qe4 Kd7 18. b4 Nf2 19. Nxc5+ dxc5 20. Qxe7+ Kc8 21. Qf7 Re8+ 22. Ne7+ Kd7 23. b5 Qd6 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.11.18"]
[Round "6"]
[White "Lorenz, Steffen"]
[Black "Koopmeiners, Karl"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "1858"]
[BlackElo "1950"]
[PlyCount "74"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. c3 Ngf6 13. Rh4 Rd8 14. b4 Qb6 15. Kf1 Be7 16. Re1 Nd5 17. Nf5 exf5 18. Bd6 N7f6 19. Bc5 Qc7 20. Qxf5 b6 21. Bxe7 Nxe7 22. Qd3 0-0 23. g4 Nh7 24. Ne5 Qd6 25. f4 Nd5 26. Qg3 Qf6 27. g5 hxg5 28. Rg4 gxf4 29. Qf3 Ne3+ 30. Rxe3 fxe3 31. Rf4 Qe6 32. Ng4 Qc4+ 33. Kg1 e2 34. Kf2 Rde8 35. Ne5 Qxa2 36. Rxf7 e1Q+ 37. Kxe1 Qxf7 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.11.04"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Bilow, Albrecht"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1858"]
[BlackElo "1496"]
[PlyCount "61"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 d6 6. cxd4 Nf6 7. Nc3 a6 8. 0-0 0-0 9. h3 b5 10. Bd3 Bb7 11. e5 dxe5 12. dxe5 Ne8 13. a3 Kh8 14. Qe2 Nd4 15. Nxd4 Qxd4 16. Rd1 Qh4 17. Kh2 Bc5 18. Be3 Qe7 19. Bxc5 Qxc5 20. Rac1 Qe7 21. f4 f5 22. Bb1 g6 23. Ba2 c5 24. Bd5 c4 25. Qf3 Ra7 26. Qe3 Bxd5 27. Nxd5 Qb7 28. Nb6 Rf7 29. Rd8 Re7 30. Rcd1 Kg7 31. Nc8 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.10.28"]
[Round "3"]
[White "Lorenz, Steffen"]
[Black "Hirth, Ulrich"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1858"]
[BlackElo "2042"]
[PlyCount "56"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 dxc6 8. Qxd8+ Kxd8 9. 0-0-0+ Nd7 10. Bd4 Bxd4 11. Rxd4 Kc7 12. Bc4 e6 13. a4 b6 14. Rhd1 Rd8 15. f4 Bb7 16. e5 a6 17. g3 c5 18. Rd6 Rac8 19. a5 b5 20. Bxb5 axb5 21. Nxb5+ Kb8 22. a6 Bc6 23. c4 Rc7 24. R1d3 Ba8 25. Kd2 Kc8 26. Kc3 Rc6 27. Na7+ Kc7 28. Nb5+ Kc8 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.10.21"]
[Round "2"]
[White "Schott, Guido"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2146"]
[BlackElo "1858"]
[PlyCount "53"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 0-0 6. Be3 c6 7. a4 Nbd7 8. Be2 e5 9. dxe5 dxe5 10. Nd2 Qe7 11. Nc4 Nc5 12. Qd6 Qxd6 13. Nxd6 Ne6 14. 0-0-0 Nd4 15. Bc4 Ne8 16. Nxc8 Rxc8 17. Rhe1 Nc7 18. Ne2 b5 19. axb5 cxb5 20. Bd3 b4 21. Nxd4 exd4 22. Bd2 a5 23. f4 Ne6 24. Kb1 Nc5 25. e5 Rc7 26. Bc4 Na4 27. Bd3 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2008.10.14"]
[Round "1"]
[White "Bonus, Jonas"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1417"]
[BlackElo "1858"]
[PlyCount "56"]
[EventDate "2008.10.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Ng5 0-0 6. Qf3 Nc6 7. d5 Ne5 8. Qb3 h6 9. h4 hxg5 10. hxg5 Nxe4 11. Qe3 Bf5 12. Qf4 f6 13. gxf6 exf6 14. f3 Nxc4 15. fxe4 Bxe4 16. Nd2 Nxd2 17. Bxd2 Bxc2 18. Rc1 Re8+ 19. Kf2 Re5 20. Qg3 Bf5 21. Qh2 g5 22. Rc3 Qe7 23. g4 Re2+ 24. Kg3 Rxh2 25. Rxh2 Qe5+ 26. Kh3 Bxg4+ 27. Kxg4 Qxh2 28. Rxc7 Qxd2 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2007.11.09"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Humeniuk, Andreas"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1813"]
[BlackElo "1741"]
[PlyCount "59"]
[EventDate "2007.10.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. d4 Bxf5 5. Bd3 Qd7 6. 0-0 0-0-0 7. Ne5 Nxe5 8. dxe5 g6 9. Nc3 Bh6 10. Bxf5 gxf5 11. Qd4 Kb8 12. e6 Qd6 13. Qxh8 Nf6 14. Qxd8+ Qxd8 15. Bxh6 Ng4 16. Bf4 b6 17. Nb5 Kb7 18. Nxc7 Nf6 19. Nb5 Qc8 20. Nd4 Nh5 21. Bg3 f4 22. Bh4 Qf8 23. Nf3 Qg7 24. c3 Kc6 25. Rfe1 Nf6 26. Bxf6 Qxf6 27. Rad1 Kc5 28. Re5 Qg6 29. Rexd5+ Kc6 30. Ne5+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2007.11.06"]
[Round "3"]
[White "Hiendl, Robert"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1643"]
[BlackElo "1813"]
[PlyCount "68"]
[EventDate "2007.10.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. e5 dxe5 9. fxe5 Nd5 10. Nxd5 Qxd5 11. c3 Rad8 12. Qe1 f6 13. Be4 Qd7 14. exf6 exf6 15. Qg3 f5 16. Bxc6 Qxc6 17. Bf4 Bxf3 18. Rxf3 Qb5 19. Rf2 c6 20. Re1 Rfe8 21. Rd2 c5 22. d5 Rxe1+ 23. Qxe1 Re8 24. Qf1 c4 25. Qf2 Bxc3 26. Rd1 Ba5 27. Kh1 Bb6 28. Qf1 Qc5 29. d6 Re4 30. d7 Qe7 31. Bb8 a6 32. Bg3 Kf7 33. h4 Rxh4+ 34. Bh2 Rxh2+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2007.10.23"]
[Round "2"]
[White "Lorenz, Steffen"]
[Black "Akstinat, Sven Holger"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1813"]
[BlackElo "2170"]
[PlyCount "46"]
[EventDate "2007.10.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. 0-0 d5 7. exd5 Nxd5 8. Re1+ Be6 9. Ng5 0-0 10. b4 Bb6 11. Rxe6 fxe6 12. Qh5 Nf6 13. Bxe6+ Kh8 14. Qh3 dxc3 15. Nxc3 Qd4 16. Ba3 Qxf2+ 17. Kh1 Qe3 18. Qxe3 Bxe3 19. Nf7+ Rxf7 20. Bxf7 Bd4 21. Rc1 Ne5 22. Bb3 Nd3 23. Rc2 Nf2+ 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2007.10.16"]
[Round "1"]
[White "Bonus, Jonas"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1306"]
[BlackElo "1813"]
[PlyCount "76"]
[EventDate "2007.10.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 0-0 6. 0-0 Nxe4 7. Nxe4 d5 8. Bxd5 Qxd5 9. Re1 Bg4 10. c3 e5 11. h3 Bxf3 12. Qxf3 Nd7 13. dxe5 Qxe5 14. Bf4 Qa5 15. Red1 Ne5 16. Bxe5 Qxe5 17. Rd7 Rad8 18. Rad1 Rxd7 19. Rxd7 f5 20. Ng3 Qe1+ 21. Nf1 Be5 22. Qd5+ Kh8 23. Qxb7 f4 24. f3 Re8 25. Qxa7 Qe2 26. Qb7 Bd6 27. a4 Bc5+ 28. Rd4 Qd1 29. Qxc7 Bxd4+ 30. cxd4 Qxd4+ 31. Kh2 Qxa4 32. Qc3+ Kg8 33. b4 Qb5 34. Nd2 Rb8 35. Qb3+ Kg7 36. Qc3+ Kh6 37. Qf6 Qg5 38. Qd6 Rd8 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.12.05"]
[Round "7"]
[White "Lorenz, Steffen"]
[Black "Weber, Olaf"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1802"]
[BlackElo "1833"]
[PlyCount "63"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. 0-0 0-0 10. f4 exf4 11. Bxf4 d5 12. Bf3 Qb6+ 13. Kh1 dxe4 14. Nxe4 Nd5 15. Bg3 Rd8 16. Qe1 Nc6 17. c4 Ndb4 18. c5 Qa7 19. Qf2 Bxb3 20. axb3 Nd3 21. Qc2 Bxc5 22. Be2 Ncb4 23. Qc3 Rac8 24. Bxd3 Rxd3 25. Qe5 Rd5 26. Qf4 b5 27. Qg4 f5 28. Nf6+ Kh8 29. Rxf5 Rcd8 30. Nxd5 Nxd5 31. Rd1 Qb7 32. Qf3 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.11.28"]
[Round "6"]
[White "Kohler, Otto"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1867"]
[BlackElo "1802"]
[PlyCount "48"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nc3 Bc5 5. Ne4 Qh4 6. Nh3 Bb4+ 7. Bd2 Ne3 8. Qb1 Bxd2+ 9. Nxd2 Nxc4 10. Qc2 Nxd2 11. Qxd2 0-0 12. Nf4 Nc6 13. g3 Qe7 14. Nd5 Qxe5 15. Bg2 b6 16. 0-0 Bb7 17. f4 Qd6 18. Rad1 Qc5+ 19. Qe3 Qxe3+ 20. Nxe3 Rfe8 21. Rxd7 Rxe3 22. Rxc7 Rb8 23. Bxc6 Bxc6 24. Rxc6 Rxe2 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.11.21"]
[Round "5"]
[White "Lorenz, Steffen"]
[Black "Schwarz, Andreas"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1802"]
[BlackElo "1957"]
[PlyCount "20"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be7 10. Bg5 f6 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.11.14"]
[Round "4"]
[White "Lorenz, Steffen"]
[Black "Lamprecht, Mark"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1802"]
[BlackElo "2104"]
[PlyCount "94"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4 Nf6 5. f3 exf3 6. Nxf3 Bf5 7. Ne5 e6 8. Rf1 Bg6 9. Bg5 Be7 10. Qd2 Nbd7 11. Nxg6 hxg6 12. h4 Nb6 13. Be2 Nbd5 14. Nxd5 Nxd5 15. 0-0-0 Nf6 16. Qf4 Qa5 17. Kb1 0-0-0 18. c4 Qf5+ 19. Bd3 Qxf4 20. Rxf4 Rd7 21. Kc2 Rhd8 22. Be2 Rh8 23. Bd3 Bd8 24. Be2 Bc7 25. Rxf6 gxf6 26. Bxf6 Rh7 27. g4 Bd8 28. Bxd8 Rxd8 29. h5 gxh5 30. gxh5 Rg8 31. d5 Rg2 32. Kd3 cxd5 33. cxd5 exd5 34. Ke3 Rxe2+ 35. Kxe2 Rxh5 36. Rf1 Rh2+ 37. Kd3 Rxb2 38. Rxf7 Rxa2 39. Kd4 Rc2 40. Kxd5 a5 41. Kd6 Rc6+ 42. Kd5 Kb8 43. Rf3 Ka7 44. Ra3 Ka6 45. Ra1 Rc2 46. Kd6 b5 47. Re1 a4 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.11.07"]
[Round "3"]
[White "Akstinat, Sven Holger"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2048"]
[BlackElo "1802"]
[PlyCount "68"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 h6 5. Bh4 c5 6. dxc5 Qa5 7. Qd2 Qxc5 8. f4 Nf6 9. Nf3 Nc6 10. Bd3 Bg4 11. Bf2 Qb4 12. 0-0 Bxf3 13. gxf3 Qa5 14. Be3 Nd7 15. a3 Bd4 16. Bxd4 Nxd4 17. b4 Qh5 18. Qe3 e5 19. Nd5 0-0 20. Kh1 Qh4 21. Rg1 Nf6 22. Nxf6+ Qxf6 23. f5 Kh7 24. c3 Nc6 25. Rg2 Rg8 26. Rag1 gxf5 27. exf5 Rxg2 28. Rxg2 Rg8 29. Rxg8 Kxg8 30. b5 Ne7 31. Qxa7 Nxf5 32. Qxb7 Ne3 33. Be4 Qh4 34. Bh7+ Kg7 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.10.31"]
[Round "2"]
[White "Lorenz, Steffen"]
[Black "Scholzen, Wolfgang"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1802"]
[BlackElo "1969"]
[PlyCount "76"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Nxd4 6. Qxd4 Qf6 7. Qd3 Qg6 8. 0-0 Be6 9. Bxe6 Qxe6 10. Qb5+ c6 11. Qxb7 Qc8 12. Qb3 Be7 13. Bf4 Nf6 14. Nd2 0-0 15. c4 Rb8 16. Qc2 Qg4 17. Bg3 Rbc8 18. Rfe1 Nh5 19. Nf1 Nxg3 20. hxg3 Bf6 21. Ne3 Qg6 22. Rad1 d5 23. Nf5 dxe4 24. Qxe4 Rc7 25. Qf4 Rb7 26. b3 Qg5 27. Qf3 Rb6 28. Re4 Kh8 29. Rg4 Qh5 30. Rd6 c5 31. Rd5 Re6 32. Ne3 Re5 33. Rf4 Qg6 34. Rxe5 Bxe5 35. Rg4 Qb1+ 36. Kh2 Qxa2 37. Re4 Bd4 38. Qxf7 Qxf2 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2006.10.24"]
[Round "1"]
[White "Scheumann, Joachim"]
[Black "Lorenz, Steffen"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1465"]
[BlackElo "1802"]
[PlyCount "42"]
[EventDate "2006.10.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. e4 d6 4. g3 Nc6 5. Bg2 f5 6. exf5 Bxf5 7. d3 Nf6 8. h3 0-0 9. Nge2 Qd7 10. d4 Nb4 11. Nf4 Nc2+ 12. Kf1 Nxa1 13. Be3 Nc2 14. g4 Nxe3+ 15. fxe3 Be6 16. d5 Bf7 17. g5 Nh5 18. Nxh5 gxh5 19. Ke2 Bg6 20. e4 h4 21. Bf3 Rxf3 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.12.06"]
[Round "7.19"]
[White "Lorenz, Steffen"]
[Black "Karwatzki, Hans Juergen"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1821"]
[BlackElo "1709"]
[PlyCount "95"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a6 8. cxd4 Bg4 9. Bb2 Nf6 10. b5 Ne7 11. a5 axb5 12. Bxf7+ Kxf7 13. Qb3+ d5 14. Ne5+ Kg8 15. axb6 Rxa1 16. Bxa1 c6 17. 0-0 h5 18. Nc3 Qe8 19. exd5 Nexd5 20. Nxd5 Nxd5 21. Re1 Rh6 22. Qg3 Qe6 23. Bb2 Nxb6 24. f3 Qb3 25. Bc1 Re6 26. fxg4 Qxg3 27. hxg3 hxg4 28. Kf2 Rf6+ 29. Ke2 Nd5 30. Bd2 Re6 31. Kd3 b6 32. Nd7 Rd6 33. Re8+ Kf7 34. Rd8 Ke7 35. Bg5+ Nf6 36. Nxf6 Kxd8 37. Ne4+ Kd7 38. Nxd6 Kxd6 39. Bd8 c5 40. Bxb6 c4+ 41. Kc3 Kd5 42. Bc5 Ke4 43. Bf8 g6 44. Bg7 Kd5 45. Kb4 Kc6 46. Bf6 Kb6 47. Be5 Kc6 48. Bf6 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.11.29"]
[Round "6.15"]
[White "Cohnen, Michael"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "D09"]
[WhiteElo "1779"]
[BlackElo "1821"]
[PlyCount "71"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 7. Bg5 Bb4+ 8. Nbd2 Qd7 9. a3 Bxd2+ 10. Bxd2 Ngxe5 11. Nxe5 Nxe5 12. Bb4 a5 13. Bc5 d3 14. 0-0 Nxc4 15. exd3 Nd6 16. Re1+ Kd8 17. Qh5 Qf5 18. Qh4+ f6 19. Qd4 Ra6 20. b4 axb4 21. axb4 Rxa1 22. Rxa1 Qe5 23. Qxe5 fxe5 24. Ra8 b6 25. Be3 Ke7 26. Ra7 Nb5 27. Ra8 Nd6 28. Bc6 h6 29. Ra7 Kd8 30. f4 exf4 31. Bxf4 Bd7 32. Bxd6 Bxc6 33. Bxc7+ Kc8 34. Bxb6 Re8 35. Rc7+ Kb8 36. Rxc6 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.11.22"]
[Round "5.19"]
[White "Lorenz, Steffen"]
[Black "Reiter, Ute"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1821"]
[BlackElo "1067"]
[PlyCount "53"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nc6 4. Nc3 a6 5. dxc5 dxc5 6. Qxd8+ Nxd8 7. Nd5 Ne6 8. Be3 g6 9. 0-0-0 Bg7 10. Bxc5 Nf6 11. Bb6 Nxd5 12. exd5 Nd8 13. d6 Nc6 14. dxe7 Bd7 15. Bc4 Nxe7 16. Bxf7+ Kxf7 17. Rxd7 Rhe8 18. Re1 Bf6 19. h4 a5 20. Ng5+ Kg8 21. g3 Ra6 22. Bd8 Bxg5+ 23. hxg5 Rf8 24. Bxe7 Rxf2 25. Bf6 Rfxf6 26. gxf6 Rxf6 27. Re8+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.11.15"]
[Round "4.17"]
[White "Lange, Lutz"]
[Black "Lorenz, Steffen"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1745"]
[BlackElo "1821"]
[PlyCount "59"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. h3 Nf6 5. e3 0-0 6. c3 c5 7. Be2 Nbd7 8. 0-0 a6 9. Nbd2 b5 10. a4 bxa4 11. Qxa4 Bb7 12. Bh2 Qc7 13. Qc2 Rfc8 14. Rfd1 cxd4 15. exd4 Qc6 16. Ne1 e5 17. dxe5 dxe5 18. Nc4 Nd5 19. Na5 Qb6 20. Nxb7 Qxb7 21. Bf3 N7f6 22. Bxe5 Qb5 23. Bxf6 Nxf6 24. Bxa8 Rxa8 25. c4 Qb7 26. Rab1 Nh5 27. c5 Rc8 28. b4 Nf4 29. Qd2 Bd4 30. Qxf4 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.11.08"]
[Round "3.3"]
[White "Lorenz, Steffen"]
[Black "Ivic, Roman Eric"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1821"]
[BlackElo "2118"]
[PlyCount "86"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 a6 7. 0-0 b5 8. Bb3 Bc5 9. Bg5 f6 10. Bf4 Nge7 11. Rc1 Qb6 12. Bd6 Bxd6 13. Qxd6 Rb8 14. Qg3 0-0 15. Rfd1 Na5 16. Rd6 Qc7 17. Ne2 Nc4 18. Bxc4 bxc4 19. b3 e5 20. Rdd1 Qa5 21. bxc4 Qxa2 22. Nc3 Qa3 23. Nd5 Nxd5 24. exd5 d6 25. Ra1 Qb4 26. Nd2 Bf5 27. Qa3 Qxa3 28. Rxa3 Rb6 29. Rda1 Ra8 30. f3 Kf7 31. Kf2 h5 32. c5 Rb2 33. Ke3 dxc5 34. Rxa6 Rd8 35. Ra7+ Kg6 36. g4 hxg4 37. fxg4 Bc8 38. Ra8 Rxd5 39. Rxc8 Rbxd2 40. Rc1 Rxh2 41. Rc7 Rh3+ 42. Kf2 Rd2+ 43. Ke1 Rb2 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.10.25"]
[Round "2.4"]
[White "Meissner, Wolf Dieter"]
[Black "Lorenz, Steffen"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2003"]
[BlackElo "1821"]
[PlyCount "77"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 c6 6. Qd2 Nbd7 7. Bc4 b5 8. Bb3 Nb6 9. Qe2 0-0 10. a4 bxa4 11. Nxa4 Nxa4 12. Rxa4 Nd7 13. Ra2 c5 14. dxc5 Nxc5 15. Bc4 Qb6 16. c3 a5 17. h4 h5 18. Nh3 Ba6 19. 0-0 Bxc4 20. Qxc4 Qb3 21. Qxb3 Nxb3 22. Rd1 a4 23. Nf2 Rfc8 24. Rd5 a3 25. Rxa3 Rxa3 26. bxa3 Rxc3 27. Nd1 Rc2 28. Rb5 Nd4 29. Rb8+ Kh7 30. Kf1 Ne2 31. Bf2 Be5 32. Rb7 Ng3+ 33. Bxg3 Bxg3 34. Rxe7 Kg7 35. Rb7 Rd2 36. Rb1 Ra2 37. Rb3 Rd2 38. Rb1 Ra2 39. Rb3 1/2-1/2

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2005.10.18"]
[Round "1.23"]
[White "Lorenz, Steffen"]
[Black "Helfer, Franz Josef"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1821"]
[BlackElo "1162"]
[PlyCount "45"]
[EventDate "2005.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. 0-0 0-0 7. e5 Ne8 8. cxd4 Nxd4 9. Nxd4 Kh8 10. Nc3 c6 11. Ne4 Be7 12. Nf5 Bb4 13. a3 Ba5 14. Bg5 f6 15. exf6 Nxf6 16. Nxf6 gxf6 17. Bh6 Rg8 18. Bxg8 Qxg8 19. Bg7+ Qxg7 20. Nxg7 Kxg7 21. Qg4+ Kh8 22. Rfe1 Bxe1 23. Rxe1 1-0

