[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.06.26"]
[Round "5.2"]
[White "Pryvalov, Ivan"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "E37"]
[WhiteElo "2128"]
[BlackElo "2115"]
[PlyCount "140"]
[EventDate "2021.10.24"]
[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 "Gau Algesheim"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 d5 8. Nf3 Nd7 9. Bf4 c6 10. e3 g5 11. Bg3 h5 12. Nd2 f5 13. f3 Nxg3 14. hxg3 Nf6 15. 0-0-0 Qd6 16. e4 dxe4 17. fxe4 Qxd4 18. Re1 Qf2 19. Re2 Qxg3 20. e5 Nh7 21. Rxh5 c5 22. Rh3 Qg4 23. g3 Bd7 24. Reh2 Rf7 25. Qd3 Qd4 26. Qxd4 cxd4 27. Nb3 Rd8 28. Nxd4 Ba4 29. Nc2 Rfd7 30. Be2 g4 31. Rh6 Bxc2 32. Kxc2 Rd2+ 33. Kc3 Nf8 34. c5 R2d5 35. b4 Rxe5 36. Bc4 Re3+ 37. Kb2 Rd4 38. Rc2 Kg7 39. Rhh2 Nd7 40. Rhg2 Kf6 41. Rc3 Ne5 42. Bf1 Re1 43. Be2 Rd2+ 44. Rc2 Rxc2+ 45. Kxc2 Nc6 46. Kc3 e5 47. Rf2 Nd4 48. Bxg4 Re3+ 49. Kc4 Rxg3 50. Bh5 Rxa3 51. Rg2 Ne6 52. Rg6+ Ke7 53. Rg8 Rh3 54. Bd1 Rh4+ 55. Kc3 a5 56. bxa5 Nxc5 57. Bc2 Rf4 58. Rg6 Rf2 59. Bb1 e4 60. Kd4 Rb2 61. Kxc5 Rxb1 62. Kd4 Rb5 63. a6 bxa6 64. Rxa6 Kf7 65. Rc6 Kg7 66. Ra6 Rb3 67. Ke5 Rf3 68. Rb6 e3 69. Rb2 Rf2 70. Rb1 e2 0-1

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.06.12"]
[Round "4.2"]
[White "Heidorn, Oliver"]
[Black "Silber, Henning"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2115"]
[BlackElo "2284"]
[PlyCount "44"]
[EventDate "2021.10.24"]
[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 "Altenkirchen"]
[BlackTeam "Landau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c5 5. dxc5 d4 6. Ne4 Nc6 7. e3 Bf5 8. Qf3 Nh6 9. Bd2 Be7 10. Nd6+ Bxd6 11. cxd6 0-0 12. Bb5 dxe3 13. fxe3 Qxd6 14. Bxc6 bxc6 15. Qf4 Qxf4 16. exf4 Rfe8+ 17. Kf2 Ng4+ 18. Kg3 Nf6 19. Ba5 Rab8 20. b3 Rb5 21. Bc7 Rd5 22. h3 Ne4+ 0-1

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "9.3"]
[White "Prestel, Oliver"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2069"]
[BlackElo "2115"]
[PlyCount "73"]
[EventDate "2021.10.24"]
[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 "Frankenthal"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nxd4 0-0 8. g3 d5 9. cxd5 Qxd5 10. Nf3 Bd7 11. Qxd5 Nxd5 12. Bg2 Nc6 13. 0-0 Na5 14. Nd4 Ba4 15. Bd2 Nb3 16. Nxb3 Bxb3 17. Rac1 Rfd8 18. h3 h6 19. e4 Nf6 20. Be3 Ba4 21. g4 Bc6 22. g5 hxg5 23. Bxg5 Rd4 24. f3 e5 25. Rfd1 Rad8 26. Rxd4 Rxd4 27. Be3 Rd3 28. Kf2 Nh5 29. Bf1 Rd6 30. Rc2 Rf6 31. Bg5 Rg6 32. h4 Nf4 33. Rd2 Ne6 34. Be3 Rf6 35. Kg2 Nf4+ 36. Kg3 Rg6+ 37. Kf2 1/2-1/2

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "8.3"]
[White "Heidorn, Oliver"]
[Black "Friedrich, Elias"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "2115"]
[BlackElo "1768"]
[PlyCount "119"]
[EventDate "2021.10.24"]
[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 "Altenkirchen"]
[BlackTeam "St Ingbert"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 Nf6 6. Bg5 Nbd7 7. a3 Bd6 8. e3 a5 9. Bd3 Qb6 10. 0-0 0-0 11. Re1 Re8 12. Qc2 h6 13. Bh4 Qc7 14. Rac1 Qb8 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Kf8 18. Bxc6 Rxe1+ 19. Rxe1 g6 20. Bb5 Qc7 21. Qxc7 Bxc7 22. Bxd7 Bxd7 23. Re7 Rd8 24. Bf6 Bb6 25. Ne5 Be8 26. Rxb7 Rxd4 27. g3 Rd1+ 28. Kg2 Bd8 29. Bxd8 Rxd8 30. Rb6 Rd5 31. Nc4 Rc5 32. Ne3 Bc6+ 33. f3 a4 34. Kf2 Bd7 35. Rb4 Ra5 36. Nc4 Ra6 37. Nb6 Bc6 38. Ke3 Ke7 39. f4 Ra5 40. Nc4 Rc5 41. Ne5 Be8 42. Kd2 Bb5 43. Rd4 g5 44. Nd3 Rf5 45. Nb4 Ke6 46. Re4+ Kd6 47. Na2 Bc6 48. Rb4 Ra5 49. Nc3 f5 50. Rb8 gxf4 51. gxf4 Bf3 52. Ke3 Kc7 53. Rh8 Bc6 54. Rh7+ Kc8 55. Rxh6 Ra6 56. Nd5 Kd7 57. Nb4 Rb6 58. Rxc6 Rxb4 59. axb4 Kxc6 60. Kd4 1-0

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.03.13"]
[Round "7.3"]
[White "Heidorn, Oliver"]
[Black "Kuhn, Patrick"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2115"]
[BlackElo "2080"]
[PlyCount "119"]
[EventDate "2021.10.24"]
[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 "Altenkirchen"]
[BlackTeam "Illingen Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 Bd6 6. Bg5 Ne7 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Qd7 10. 0-0 h6 11. Bf4 0-0 12. Ne5 Qe6 13. e4 dxe4 14. Nxe4 Nd5 15. Bg3 Be7 16. Rfe1 Nd7 17. Qb3 Bb4 18. Nc3 Bxc3 19. bxc3 Nxe5 20. Bxe5 Qd7 21. Rab1 b5 22. c4 bxc4 23. Qxc4 Rfe8 24. Rec1 Rac8 25. Rb3 c5 26. Rd1 Nb6 27. Qf1 c4 28. Rg3 g6 29. Rc1 Qd5 30. Qd1 Rcd8 31. Qc2 Kh7 32. h4 Nd7 33. h5 Nxe5 34. dxe5 Re6 35. Qxc4 Rxe5 36. hxg6+ fxg6 37. Qa6 Qf7 38. Qxg6+ Qxg6 39. Rc7+ Kh8 40. Rxg6 Re1+ 41. Kh2 Re2 42. Rxh6+ Kg8 43. Rg6+ Kh8 44. Rc3 Rd7 45. Rh3+ Rh7 46. Ra6 Rxf2 47. Rxa7 Rxh3+ 48. Kxh3 Kg8 49. g4 Rc2 50. Kh4 Rc6 51. g5 Rb6 52. Kh5 Rc6 53. a4 Rb6 54. a5 Rc6 55. Rb7 Ra6 56. Rb5 Kg7 57. g6 Ra7 58. Kg5 Kg8 59. Kh6 Ra8 60. a6 1-0

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2022.02.13"]
[Round "6.3"]
[White "Berend, Fred"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2318"]
[BlackElo "2115"]
[PlyCount "67"]
[EventDate "2021.10.24"]
[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 "Speyer Schwegenheim II"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bg5 c6 3. Nd2 Qb6 4. Ngf3 d5 5. e3 Bf5 6. Bd3 Ne4 7. Bf4 h6 8. 0-0 Nd7 9. Bxe4 dxe4 10. Nc4 Qa6 11. Nfd2 g5 12. Bg3 h5 13. f3 h4 14. Be1 exf3 15. Qxf3 Be6 16. b3 g4 17. Qe2 Bg7 18. a4 Nb6 19. Rf4 Nd5 20. Rxg4 Bxg4 21. Qxg4 Bf6 22. Ne4 b5 23. Na5 Qc8 24. Qf3 bxa4 25. c4 Nb6 26. Nxf6+ exf6 27. Nxc6 Rh6 28. c5 axb3 29. cxb6 axb6 30. Rb1 Ra2 31. Nb4 Ra7 32. Qe4+ Re7 33. Qc6+ Qxc6 34. Nxc6 1-0

[Event "Oberliga Sued W 2122"]
[Site "Germany"]
[Date "2021.10.24"]
[Round "1.2"]
[White "Wilhelm, Till"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2334"]
[BlackElo "2115"]
[PlyCount "69"]
[EventDate "2021.10.24"]
[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 "Heidesheim"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. Bg2 Nc6 9. Nxd4 e5 10. Nxc6 bxc6 11. cxd5 cxd5 12. Qg5 0-0 13. Qxe5 Re8 14. Qd4 Ba6 15. 0-0 Rxe2 16. Bg5 Qb6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Bxd5 Rc8 20. b4 Rcc2 21. a4 Red2 22. Rfd1 Rxf2 23. b5 Bc8 24. Be4 Rcd2 25. Rxd2 Rxd2 26. a5 h5 27. b6 axb6 28. axb6 Rb2 29. Ra8 Rxb6 30. Rxc8+ Kg7 31. h4 Rb5 32. Kf2 Re5 33. Kf3 Rg5 34. Kf4 Rb5 35. Ra8 1-0

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2021.07.11"]
[Round "8.3"]
[White "Heidorn, Oliver"]
[Black "Giese, Tilman"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2107"]
[BlackElo "1985"]
[PlyCount "86"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Illingen Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 d6 5. e3 0-0 6. Be2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Bxf6 Bxf6 10. Nd5 Nd7 11. 0-0-0 Kg7 12. Nh3 Nb6 13. Nc7 Rxd1+ 14. Rxd1 Rb8 15. Ne8+ Kh6 16. Nxf6 exf6 17. Rd8 Ra8 18. Nf4 Bd7 19. Rxa8 Nxa8 20. Bf3 Bc6 21. Bxc6 bxc6 22. Nd3 Nb6 23. b3 Nd7 24. Kb2 Kg5 25. b4 cxb4 26. Nxb4 c5 27. Nc6 a6 28. Nd8 Kf5 29. Nxf7 Ke6 30. Nd8+ Kd6 31. Kc3 g5 32. f4 Ke7 33. Nb7 h5 34. Kd3 Ke6 35. Ke4 f5+ 36. Kf3 g4+ 37. Ke2 Ke7 38. Kd3 Ke6 39. g3 Ke7 40. e4 Ke6 41. e5 Ke7 42. Nd6 Ke6 43. Ne8 Ke7 1-0

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2020.03.01"]
[Round "7.2"]
[White "Heidorn, Oliver"]
[Black "Boidman, Yuri"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2101"]
[BlackElo "2335"]
[PlyCount "92"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 10. e3 Rc8 11. Bd3 Be7 12. 0-0 b5 13. Qe2 b4 14. Nb5 Qb6 15. Rac1 Nc6 16. a3 0-0 17. axb4 Nxb4 18. Nc3 Nxd3 19. Qxd3 Qxb2 20. Ne5 Ba4 21. Qa6 Ne4 22. Nd3 Qxc3 23. Rxc3 Nxc3 24. Qxa7 Bb5 25. Qxe7 Bxd3 26. Ra1 Ne2+ 27. Kh1 Nxf4 28. exf4 Rc2 29. f3 h6 30. h4 h5 31. Qg5 Bg6 32. f5 Bxf5 33. Qxh5 Rb8 34. Ra7 Bg6 35. Qg5 Rb1+ 36. Kh2 Rbb2 37. Ra3 Kh7 38. f4 f6 39. Qg4 Rc7 40. Qxe6 Be4 41. Rg3 Rcc2 42. Qe8 Rxg2+ 43. Rxg2 Rxg2+ 44. Kh3 f5 45. Qh5+ Kg8 46. Qe8+ Kh7 1/2-1/2

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2020.01.19"]
[Round "5.3"]
[White "Erhardt, Michael"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2087"]
[BlackElo "2101"]
[PlyCount "51"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nxc6 bxc6 7. e5 Nd5 8. Nxd5 cxd5 9. Bd3 d6 10. Qe2 g6 11. f4 Bg7 12. 0-0 Qc7 13. Re1 dxe5 14. fxe5 0-0 15. Kh1 f6 16. Bf4 Qb6 17. exf6 Rxf6 18. Bg5 Re6 19. Qf3 Bb7 20. Rxe6 Qxe6 21. Qe3 Qxe3 22. Bxe3 e5 23. c3 Rc8 24. Rd1 Bc6 25. Kg1 a5 26. Be2 1/2-1/2

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2019.12.08"]
[Round "4.2"]
[White "Bastian, Herbert"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2302"]
[BlackElo "2106"]
[PlyCount "93"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 a6 6. Be3 d6 7. Qd2 e6 8. Nf3 b5 9. 0-0 b4 10. Nd1 Bb7 11. c3 a5 12. Re1 h6 13. h3 Nge7 14. d4 cxd4 15. cxd4 d5 16. e5 Nf5 17. Rc1 Qb6 18. g4 Nxe3 19. fxe3 h5 20. Nf2 hxg4 21. Nxg4 Ne7 22. Rc5 Rc8 23. Rxc8+ Bxc8 24. Rc1 Ba6 25. Qc2 Qd8 26. Qa4+ Kf8 27. Rc5 Bb7 28. Rxa5 Nc6 29. Rc5 Qb6 30. Rb5 Qc7 31. Qc2 Qe7 32. Rb6 Qc7 33. Qc5+ Kg8 34. Rxb4 f5 35. Nf6+ Bxf6 36. exf6 Rh7 37. Rb6 g5 38. Rxb7 Qxb7 39. Nxg5 Rh8 40. Nxe6 Kf7 41. Qxd5 Kxf6 42. Nc5 Qxb2 43. Qxc6+ Kg5 44. Ne6+ Kh4 45. Qf3 Qb1+ 46. Kh2 Rg8 47. Nf4 1-0

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2019.11.24"]
[Round "3.2"]
[White "Heidorn, Oliver"]
[Black "Bruch, Jochen"]
[Result "1/2-1/2"]
[ECO "A67"]
[WhiteElo "2103"]
[BlackElo "2190"]
[PlyCount "59"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Na2 Nxa2 13. Rxa2 a6 14. Bd3 Re8 15. b3 Rb8 16. Bb2 Bxb2 17. Rxb2 b5 18. axb5 axb5 19. Rbf2 c4 20. bxc4 bxc4 21. Bc2 Qb6 22. Nd4 Nc5 23. Nc6 Rb7 24. e5 Bd7 25. exd6 Bxc6 26. dxc6 Qxc6 27. f5 Rd7 28. Qg4 Qxd6 29. Qxc4 Qd4 30. Qxd4 1/2-1/2

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2019.10.20"]
[Round "2.3"]
[White "Fries, Frederik"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2305"]
[BlackElo "2116"]
[PlyCount "65"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 g6 5. d4 Bg7 6. Be2 0-0 7. 0-0 Re8 8. h3 h6 9. Ne5 Be6 10. Bd2 Nfd7 11. cxd5 cxd5 12. f4 Nc6 13. Bd3 Ndxe5 14. fxe5 Na5 15. Bb1 Nc6 16. Ne2 Qb6 17. Bc3 Nxe5 18. dxe5 Qxe3+ 19. Kh1 Bxe5 20. Bxe5 Qxe5 21. Nd4 Bd7 22. Nf3 Qh5 23. Qd4 Rec8 24. Bd3 Be6 25. Rae1 Rc6 26. Re5 g5 27. Qe3 Bg4 28. Rxe7 Re6 29. Rxe6 Bxe6 30. Nd4 Re8 31. Nxe6 Rxe6 32. Qxa7 g4 33. Qb8+ 1-0

[Event "Oberliga Sued W 1920"]
[Site "Germany"]
[Date "2019.09.29"]
[Round "1.4"]
[White "Enzmann, Steffen"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2171"]
[BlackElo "2116"]
[PlyCount "77"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. c3 c6 7. Nbd2 Re8 8. d4 Nbd7 9. e4 Nxe4 10. Nxe4 dxe4 11. Ng5 Nf6 12. Nxe4 Nxe4 13. Bxe4 Bh3 14. Re1 e6 15. a4 h5 16. a5 Qc7 17. Qb3 Rab8 18. Qc4 Rbc8 19. a6 b6 20. Bg5 Kh7 21. Qe2 f5 22. Bf3 e5 23. dxe5 Bxe5 24. Qc4 f4 25. gxf4 b5 26. Qxc6 Qxc6 27. Bxc6 Rxc6 28. fxe5 Ree6 29. Ra5 Rc4 30. f3 b4 31. Rb5 bxc3 32. Rb7+ Kg8 33. Rd1 Re8 34. Rd6 Bf5 35. bxc3 Rxc3 36. Rxa7 Rxf3 37. Bf6 Bh3 38. Rd1 Bg4 39. Rb1 1-0

[Event "Oberliga Sued W 1819"]
[Site "Germany"]
[Date "2019.04.07"]
[Round "9.3"]
[White "Heidorn, Oliver"]
[Black "Kling, Felix"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2119"]
[BlackElo "2183"]
[PlyCount "80"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Gau Algesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Ne4 7. f3 Nxc3 8. bxc3 g6 9. Bd3 Bg7 10. Ne2 0-0 11. Qd2 e5 12. dxe5 Nxe5 13. Nd4 Nxd3+ 14. Qxd3 Qa5 15. 0-0 b6 16. Rfc1 Ba6 17. Qd2 Rac8 18. a4 Bc4 19. Bd6 Rfd8 20. Bb4 Qa6 21. Nb5 Rc6 22. Nd4 Rc7 23. h4 Qc8 24. a5 b5 25. a6 Re8 26. Ra5 Qd7 27. Qf2 Bxd4 28. cxd4 Rc6 29. Ra3 Qc7 30. h5 gxh5 31. Qh4 Rg6 32. f4 Kh8 33. Qxh5 Reg8 34. Rc2 f6 35. Raa2 Qg7 36. Rab2 Bd3 37. Rd2 Be4 38. f5 Rh6 39. Qe2 Qg3 40. Qf1 Qh2+ 0-1

[Event "Oberliga Sued W 1819"]
[Site "Germany"]
[Date "2019.03.24"]
[Round "8.4"]
[White "Heidorn, Oliver"]
[Black "Hell, Manfred"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2119"]
[BlackElo "2147"]
[PlyCount "66"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Winterbach Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 0-0 5. e3 d6 6. Be2 Nbd7 7. Nf3 h6 8. Bh4 g5 9. Bg3 Nh5 10. Qc2 Nxg3 11. hxg3 f5 12. g4 e6 13. gxf5 exf5 14. Bd3 Nb8 15. 0-0-0 Na6 16. g3 c5 17. Rh5 Nc7 18. Rdh1 Qf6 19. Ne2 a6 20. Nd2 b5 21. f4 d5 22. fxg5 hxg5 23. g4 bxc4 24. Bxf5 Bxf5 25. gxf5 Nb5 26. Rg1 cxd4 27. Rhxg5 Rf7 28. exd4 Nxd4 29. Nxd4 Qxd4 30. f6 Qxf6 31. Rxd5 Re8 32. Qc3 Qxc3+ 33. bxc3 Kf8 1/2-1/2

[Event "Oberliga Sued W 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "7.3"]
[White "Heidorn, Oliver"]
[Black "Schulz, Klaus Juergen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2119"]
[BlackElo "2339"]
[PlyCount "55"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Heimbach Weis/Neuwied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. a4 c5 7. 0-0 Nc6 8. dxc5 Bxc5 9. Qxd8+ Kxd8 10. Rd1+ Ke7 11. Nc3 b6 12. Bd2 Bb7 13. Be1 Rac8 14. Rac1 Rhd8 15. Kf1 h6 16. h3 g5 17. Ke2 Bd6 18. Ba2 Ne5 19. Nxe5 Bxe5 20. Rxd8 Kxd8 21. f3 Nd7 22. b4 Bd6 23. Rb1 Ne5 24. Rb3 Rc4 25. Bg3 f5 26. Kd1 Kc7 27. Ne2 Kd7 28. Bxe5 1-0

[Event "Oberliga Sued W 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "6.3"]
[White "Geyer, Bernhard"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2173"]
[BlackElo "2119"]
[PlyCount "103"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Frankenthal"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 Nc6 5. h3 a6 6. Nge2 d6 7. 0-0 Bd7 8. d3 h6 9. Kh2 Nd4 10. Nxd4 Bxd4 11. Ne2 Bb6 12. c3 Qe7 13. a4 Bc6 14. Qb3 Qe6 15. c4 a5 16. Nc3 Nd7 17. Nd5 Nc5 18. Qc2 Qd7 19. b3 Bxd5 20. cxd5 Na6 21. Bb2 Nb4 22. Qd2 c6 23. f4 f6 24. Rad1 0-0 25. fxe5 fxe5 26. d4 exd4 27. Bxd4 Bxd4 28. Qxd4 c5 29. Qc4 Rae8 30. Rxf8+ Rxf8 31. e5 Rf2 32. e6 Qe8 33. Rf1 Rxf1 34. Qxf1 Nc2 35. Qf4 Qe7 36. Qd2 Nd4 37. Qxa5 Nxb3 38. Qa8+ Kh7 39. Be4+ g6 40. Qc8 Kg7 41. Qd7 Kf6 42. Qxe7+ Kxe7 43. Bxg6 c4 44. Kg2 Kf6 45. Bh7 Nc5 46. Bc2 Na6 47. Kf3 Nb4 48. Be4 Na2 49. Ke3 Nc3 50. a5 Nb5 51. Kd2 Nd4 52. Kc3 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "11.3"]
[White "Muller, Etienne"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2139"]
[BlackElo "2118"]
[PlyCount "52"]
[EventDate "2017.09.10"]
[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 "Saarbruecken Gambit"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Bd6 8. c4 c6 9. Nc3 0-0 10. cxd5 Nxc3 11. bxc3 Qh4 12. g3 Qh3 13. Be4 Rfe8 14. Bg2 Qf5 15. dxc6 Bxc6 16. Be3 h5 17. d5 Bb5 18. Re1 h4 19. Bxa7 Rxe1+ 20. Qxe1 Re8 21. Qb1 Bd3 22. Qxb7 h3 23. Bh1 Qe5 24. Be3 Qxc3 25. Rd1 Bc2 26. Bd2 Qxd2 0-1

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "10.4"]
[White "Karsay, Pascal"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2131"]
[BlackElo "2118"]
[PlyCount "45"]
[EventDate "2017.09.10"]
[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 "Gau Algesheim"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Be7 9. Qg4 g6 10. h4 h5 11. Qg3 d6 12. Bf4 d5 13. Bd3 a6 14. Nf3 Qc7 15. 0-0 Nd7 16. Ng5 Bxg5 17. Qxg5 Nc5 18. Qf6 Rh7 19. Bg5 b5 20. a4 bxa4 21. Rfb1 Ra7 22. Rb8 Rb7 23. Ra8 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "9.2"]
[White "Heidorn, Oliver"]
[Black "Popovic, Petar"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2118"]
[BlackElo "2446"]
[PlyCount "80"]
[EventDate "2017.09.10"]
[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 "Altenkirchen"]
[BlackTeam "Remagen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 h6 5. Bh4 c5 6. e3 cxd4 7. exd4 d6 8. Be2 0-0 9. h3 a6 10. Nf3 Nbd7 11. Bg3 b6 12. 0-0 Bb7 13. Re1 Ne4 14. Nxe4 Bxe4 15. Nh2 Re8 16. Bf3 Bxf3 17. Nxf3 b5 18. cxb5 axb5 19. Qb3 Qa5 20. Re2 Qb6 21. Rae1 e6 22. Rxe6 fxe6 23. Rxe6 Kh7 24. Rxd6 Qa7 25. Qxb5 Nf8 26. Be5 Re6 27. Rd5 Bxe5 28. Nxe5 Rb8 29. Qc4 Qe7 30. Rc5 Rb7 31. Rc8 Nd7 32. Nxd7 Rxd7 33. h4 Qf6 34. g3 Rf7 35. f4 Ree7 36. h5 gxh5 37. Rc6 Qf5 38. Qa6 Kg7 39. Rxh6 Qg4 40. Kf2 Rxf4+ 0-1

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "8.3"]
[White "Heidorn, Oliver"]
[Black "Le Corre, Benjamin"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2118"]
[BlackElo "2264"]
[PlyCount "57"]
[EventDate "2017.09.10"]
[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 "Altenkirchen"]
[BlackTeam "Saarbruecken SVG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 0-0 5. e3 d6 6. Be2 Nbd7 7. Nf3 b6 8. Qc2 Bb7 9. 0-0 e6 10. Rfd1 h6 11. Bh4 g5 12. Bg3 Nh5 13. Rac1 f5 14. Nd2 Nxg3 15. hxg3 g4 16. f4 h5 17. Kf2 Qe7 18. Rh1 Nf6 19. Bd3 c5 20. d5 Rae8 21. Rce1 Qd7 22. dxe6 Qc6 23. Rh2 h4 24. Nd5 b5 25. e7 Rf7 26. Bxf5 bxc4 27. Rxh4 Bh8 28. Be6 Kg7 29. Qf5 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2018.01.21"]
[Round "7.3"]
[White "Giese, Tilman"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2040"]
[BlackElo "2118"]
[PlyCount "43"]
[EventDate "2017.09.10"]
[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 "Illingen Turm"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. d3 h6 6. Nf3 d6 7. 0-0 0-0 8. a3 a6 9. b4 Ba7 10. b5 axb5 11. cxb5 Ne7 12. a4 Bb6 13. Bb2 Re8 14. Qc2 Nf5 15. Nb1 Ng4 16. e4 Ne7 17. Nbd2 Be6 18. d4 exd4 19. Nxd4 Ng6 20. h3 Nf6 21. f4 Nh5 22. Kh2 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2017.11.26"]
[Round "5.3"]
[White "Heidorn, Oliver"]
[Black "Carafizi, Vasilii"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2118"]
[BlackElo "2136"]
[PlyCount "70"]
[EventDate "2017.09.10"]
[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 "Altenkirchen"]
[BlackTeam "Trier"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 Re8 9. Bh6 Bh8 10. h4 Qa5 11. d5 Ne5 12. Nf4 a6 13. Be2 Rb8 14. h5 b5 15. hxg6 hxg6 16. cxb5 axb5 17. Bg5 b4 18. Nd1 Nh7 19. Nd3 Nc4 20. Qf4 Nxg5 21. Rxh8+ Kxh8 22. Qxg5 b3+ 23. Kf2 Kg7 24. Nf4 Qd2 25. axb3 Qd4+ 26. Ke1 Rxb3 27. Bxc4 Qxc4 28. Nh5+ Kh7 29. Qh4 Kg8 30. Ra7 Bb7 31. Ng3 Qd4 32. Qg4 Bc8 33. Qh4 Rd3 34. Ra1 Qg1+ 35. Nf1 Qxg2 0-1

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "4.3"]
[White "Wild, Achim"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2275"]
[BlackElo "2118"]
[PlyCount "31"]
[EventDate "2017.09.10"]
[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 "Schwarzenbach Caissa"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Bf5 5. Bd3 Bg6 6. Nf3 e6 7. 0-0 Bd6 8. Re1 0-0 9. Bxg6 hxg6 10. Bxd6 Qxd6 11. e4 dxe4 12. Nxe4 Nxe4 13. Rxe4 Nd7 14. c4 Rfe8 15. Qb3 a5 16. Qc2 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2017.10.22"]
[Round "3.3"]
[White "Heidorn, Oliver"]
[Black "Silber, Henning"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2118"]
[BlackElo "2301"]
[PlyCount "38"]
[EventDate "2017.09.10"]
[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 "Altenkirchen"]
[BlackTeam "Landau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. e3 Nf6 7. Be2 a6 8. 0-0 Be7 9. b3 0-0 10. Bb2 Bg4 11. h3 Bxf3 12. Bxf3 cxd4 13. exd4 b5 14. Qd3 Qd7 15. Ne2 Rfc8 16. Rac1 Ra7 17. Nf4 Rac7 18. a3 Nd8 19. Qb1 Ne6 1/2-1/2

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2017.10.08"]
[Round "2.2"]
[White "Heidorn, Oliver"]
[Black "Dausch, Rene"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2118"]
[BlackElo "2296"]
[PlyCount "111"]
[EventDate "2017.09.10"]
[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 "Altenkirchen"]
[BlackTeam "Worms"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nc3 g6 7. Nf3 Bg7 8. Nd2 Nbd7 9. g3 Nxb6 10. Bg2 0-0 11. 0-0 a5 12. Rb1 Nfd7 13. Qc2 Ba6 14. Re1 a4 15. b3 axb3 16. axb3 Qc7 17. Bb2 Rfb8 18. h3 Qa7 19. Ra1 Qb7 20. Reb1 Ra7 21. Ra2 Rba8 22. Rba1 Qb8 23. Kh2 Bb7 24. Rxa7 Rxa7 25. Rxa7 Qxa7 26. f4 Qa5 27. e4 Ba6 28. Bf3 h5 29. Nd1 Bxb2 30. Qxb2 Qb4 31. Qc3 Qxc3 32. Nxc3 Kg7 33. Kg2 Bd3 34. g4 hxg4 35. hxg4 f5 36. exf5 gxf5 37. g5 Nb8 38. Na4 Nxa4 39. bxa4 Na6 40. Kf2 Nb4 41. Ke3 Ba6 42. Nb1 Bc4 43. Nc3 e6 44. dxe6 Bxe6 45. Bb7 d5 46. Ne2 d4+ 47. Nxd4 cxd4+ 48. Kxd4 Bd7 49. a5 Bc6 50. Kc5 Bxb7 51. Kxb4 Kg6 52. Kb5 Kh5 53. a6 Bd5 54. a7 Kg4 55. Kc5 Be4 56. g6 1-0

[Event "Oberliga Sued W 1718"]
[Site "Germany"]
[Date "2017.09.10"]
[Round "1.4"]
[White "Philipowski, Robert"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2295"]
[BlackElo "2118"]
[PlyCount "65"]
[EventDate "2017.09.10"]
[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 "Heimbach Weis/Neuwied"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Nge7 5. 0-0 a6 6. Bxc6 Nxc6 7. d4 cxd4 8. Nxd4 Qf6 9. Be3 Bb4 10. Na4 b5 11. Nb6 Rb8 12. Nxc8 Rxc8 13. a4 Nxd4 14. Bxd4 Qg6 15. Qd3 Be7 16. axb5 axb5 17. Ra7 0-0 18. Rxd7 Rfe8 19. Qxb5 Qxe4 20. c3 Bf8 21. f3 Qc2 22. Rf2 Qb1+ 23. Qf1 Qf5 24. Be3 Ra8 25. Qd3 Qe5 26. Rf1 Reb8 27. b4 Ra3 28. Bd4 Qg5 29. f4 Qh5 30. f5 Rba8 31. fxe6 fxe6 32. Qg3 Qh6 33. Rxf8+ 1-0

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2017.04.23"]
[Round "9.4"]
[White "Roos, Thomas"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "2215"]
[BlackElo "2126"]
[PlyCount "68"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Heimbach Weis/Neuwied"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 Nc6 6. Bg2 0-0 7. Ngf3 Re8 8. 0-0 Bxc5 9. a3 a5 10. b3 d5 11. Bb2 h6 12. cxd5 exd5 13. Ne1 Bg4 14. Ndf3 Qe7 15. Nd3 Bd6 16. Re1 Rac8 17. Qd2 Ne4 18. Qe3 Qc7 19. Qc1 Qb6 20. Qd1 h5 21. Rf1 h4 22. Nxh4 Bxg3 23. hxg3 Nxg3 24. Bf3 Bxf3 25. exf3 Ne2+ 26. Kg2 Ncd4 27. Rh1 Rc6 28. Kf1 Rh6 29. Nf4 Nxf4 30. Bxd4 Qa6+ 31. Kg1 Ne2+ 32. Kg2 Nf4+ 33. Kg1 Rg6+ 34. Kh2 Qd6 0-1

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2017.03.19"]
[Round "8.4"]
[White "Heidorn, Oliver"]
[Black "Ollenberger, Roland"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "2126"]
[BlackElo "2326"]
[PlyCount "72"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Worms"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Be2 Nbd7 7. Be3 Nf8 8. g3 Ng6 9. h4 0-0 10. h5 Nh8 11. f4 exf4 12. gxf4 Re8 13. Kd2 Qa5 14. Kc2 Bf8 15. Bd2 Qc7 16. Bd3 Bg4 17. Qf1 Nxh5 18. Rh4 Nf6 19. e5 dxe5 20. fxe5 Qxe5 21. Bf4 Qe7 22. Bg5 h5 23. Ne4 Nxe4 24. Bxe7 Rxe7 25. Rxg4 hxg4 26. Qf4 Ng6 27. Qxg4 Nf2 28. Qg3 Nxd3 29. Qxd3 Rae8 30. Rf1 Ne5 31. Qc3 g6 32. b3 Ng4 33. Kb1 Re3 34. Qd2 Bg7 35. d6 Bc3 36. Qxe3 Nxe3 0-1

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2017.02.19"]
[Round "6.3"]
[White "Bastian, Herbert"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2297"]
[BlackElo "2126"]
[PlyCount "49"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Saarbruecken SVG"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 g6 5. d3 Bg7 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. 0-0 Nxe2+ 10. Qxe2 Bxc3 11. bxc3 Qxc3 12. Rab1 Ne7 13. Bh6 Nc6 14. Rfc1 Rg8 15. Bd2 Qa3 16. c3 e5 17. Be3 b6 18. d4 Ba6 19. Qg4 h5 20. Qg5 Bd3 21. Qf6 exd4 22. Bg5 Kf8 23. e5 Qxa2 24. Bh6+ Ke8 25. Bxc6# 1-0

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2017.02.19"]
[Round "7.4"]
[White "Stewart, Neil"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2223"]
[BlackElo "2126"]
[PlyCount "55"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Koblenz"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bg5 h6 8. Bh4 Qe7 9. e3 Qe5 10. Qb3 Bxc3+ 11. bxc3 Ne4 12. Rc1 Qh5 13. Bg3 Nxg3 14. fxg3 0-0 15. Be2 Qg5 16. Kf2 Re8 17. Rhe1 Qxe3+ 18. Kf1 Re6 19. Bf3 Qc5 20. Qb4 Rxe1+ 21. Rxe1 Qxb4 22. cxb4 Kf8 23. b5 Rb8 24. bxc6 Ba6 25. cxd7 Bxc4+ 26. Kg1 Be6 27. Rc1 Rd8 28. Rxc7 1/2-1/2

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2017.01.15"]
[Round "5.4"]
[White "Hell, Manfred"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2161"]
[BlackElo "2126"]
[PlyCount "87"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Winterbach Turm"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 Nc6 5. 0-0 Qb6 6. c3 d5 7. a4 Bd7 8. dxc5 Bxc5 9. b4 Be7 10. Be3 Qc7 11. Na3 0-0 12. Nb5 Qb8 13. h3 e5 14. g4 h6 15. Qc2 Rc8 16. g5 hxg5 17. Nxg5 g6 18. Qa2 a6 19. Na3 Nd8 20. Bxd5 Nxd5 21. Qxd5 Bxa4 22. Qe4 f5 23. Qh4 Bxg5 24. Bxg5 Nf7 25. Nc4 Qc7 26. Ne3 Bc6 27. Rad1 Nxg5 28. Qxg5 Qf7 29. Rd6 Kh7 30. Rfd1 Qg7 31. Nc4 Ba4 32. Nb6 Bxd1 33. Rxd1 Rf8 34. Rd7 Rf7 35. Rxf7 Qxf7 36. Nxa8 Qd7 37. Qe3 Qd1+ 38. Kh2 e4 39. Nb6 Qd6+ 40. Kg2 Qc6 41. Qc5 Qf6 42. Nd5 Qg5+ 43. Kh2 Qd2 44. Qc7+ 1-0

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2016.12.04"]
[Round "4.4"]
[White "Heidorn, Oliver"]
[Black "Kling, Felix"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2126"]
[BlackElo "2219"]
[PlyCount "88"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Altenkirchen"]
[BlackTeam "Gau Algesheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 d5 6. 0-0 Be7 7. Re1 Nf6 8. Qe2 a6 9. b3 c5 10. Ba3 b6 11. b4 c4 12. b5 Ra7 13. Bxe7 Rxe7 14. Qxe7+ Qxe7 15. Rxe7+ Kxe7 16. bxa6 Nxa6 17. Be2 Bd7 18. Nc3 Kd6 19. Rb1 Rb8 20. d4 b5 21. Ne5 b4 22. Nxd7 Nxd7 23. Nd1 Nc7 24. Bg4 Nf8 25. Ne3 g6 26. Kf1 f5 27. Bd1 Nfe6 28. c3 Na6 29. cxb4 Rxb4 30. Rxb4 Nxb4 31. a3 Nc6 32. Bf3 Nexd4 33. Bxd5 f4 34. Bxc6 fxe3 35. Ba4 c3 36. fxe3 c2 37. Bxc2 Nxc2 38. a4 Nxe3+ 39. Kf2 Nc4 40. Kf3 Ke5 41. Kg4 h6 42. g3 Ke4 43. Kh4 Kf3 44. h3 Ne3 0-1

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2016.11.20"]
[Round "3.4"]
[White "Mischke, Gabriel"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2038"]
[BlackElo "2126"]
[PlyCount "58"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Schott Mainz"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 b6 6. Bg2 Bb7 7. 0-0 0-0 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Nc3 Qe7 11. Qc2 d6 12. e4 e5 13. Rfe1 c6 14. a4 a5 15. Qb3 Na6 16. Qxb6 Nb4 17. dxe5 dxe5 18. Re2 Ng4 19. Nb5 Rfc8 20. Na7 Rxa7 21. Qxa7 Ra8 22. Qxa8+ Bxa8 23. Rd1 c5 24. Red2 Bc6 25. Rd8+ Be8 26. Bh3 h5 27. Nh4 Nc6 28. Rc8 g6 29. f3 Nf6 0-1

[Event "Oberliga Sued W 1617"]
[Site "Germany"]
[Date "2016.10.16"]
[Round "2.5"]
[White "Lang, Torsten"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2315"]
[BlackElo "2126"]
[PlyCount "81"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Landau"]
[BlackTeam "Altenkirchen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 d6 8. Qc2 Nbd7 9. Rd1 Qc8 10. e4 e5 11. Bh3 Qe8 12. Bg5 h6 13. Be3 a6 14. Rac1 Ra7 15. b4 Qa8 16. d5 Qd8 17. Nd2 Re8 18. a4 a5 19. Nb5 Ra8 20. c5 dxc5 21. bxa5 c6 22. dxc6 Bxc6 23. Nc4 Qb8 24. f3 bxa5 25. Rb1 Rd8 26. Bd2 Nf8 27. Nxa5 Bxb5 28. axb5 Qc7 29. b6 Qb8 30. Nc6 Qb7 31. Nxd8 Rxd8 32. Be3 Rxd1+ 33. Qxd1 g5 34. Qa4 g4 35. Bg2 gxf3 36. Bxf3 N8d7 37. Qa7 Qb8 38. Bxh6 c4 39. Be3 Qd6 40. b7 Nb8 41. Rd1 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.12.02"]
[Round "7"]
[White "Heidorn, Oliver"]
[Black "Goldenstein, Arnd"]
[Result "1-0"]
[ECO "E22"]
[WhiteElo "2126"]
[BlackElo "2016"]
[PlyCount "59"]
[EventDate "2014.10.21"]
[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. c4 e6 3. Nc3 Bb4 4. Qb3 a5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 f5 8. Bf4 d6 9. f3 Nf6 10. Nh3 Qe7 11. g3 Nc6 12. Be3 e5 13. d5 Nb8 14. Bg2 0-0 15. 0-0 Bd7 16. Bg5 h6 17. Bd2 b6 18. b4 Qe8 19. Nf2 a4 20. b5 Qh5 21. Rab1 Be8 22. Rb4 Nbd7 23. Rxa4 Bg6 24. Rxa8 Rxa8 25. Qb2 Nc5 26. Bb4 Qg5 27. f4 exf4 28. Nh3 Qg4 29. Rxf4 Qh5 30. Rh4 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.11.25"]
[Round "6"]
[White "Kuhn, Andreas"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1936"]
[BlackElo "2126"]
[PlyCount "41"]
[EventDate "2014.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 Bc5 5. e3 d6 6. a3 a6 7. Nge2 0-0 8. 0-0 Rb8 9. b4 Ba7 10. Bb2 Bf5 11. d3 Qd7 12. Nd5 Nxd5 13. cxd5 Ne7 14. d4 f6 15. Rc1 Rbc8 16. Qb3 Ng6 17. dxe5 fxe5 18. Nc3 Rf7 19. Ne4 h6 20. f4 exf4 21. gxf4 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.11.18"]
[Round "5"]
[White "Heidorn, Oliver"]
[Black "Meissner, Wolf Dieter"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2126"]
[BlackElo "2231"]
[PlyCount "71"]
[EventDate "2014.10.21"]
[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. c4 g6 3. Nc3 Bg7 4. Bg5 c5 5. e3 0-0 6. Nf3 Nc6 7. Be2 cxd4 8. exd4 d6 9. 0-0 Bg4 10. h3 Bxf3 11. Bxf3 h6 12. Be3 Rc8 13. Qd2 Kh7 14. Rad1 e6 15. Rfe1 d5 16. cxd5 Nxd5 17. Nxd5 exd5 18. Rc1 Re8 19. Red1 b6 20. Qd3 Qd6 21. Qb5 Nxd4 22. Bxd4 Bxd4 23. Rxc8 Rxc8 24. Rxd4 Rc1+ 25. Rd1 Rxd1+ 26. Bxd1 d4 27. Be2 Qf4 28. g3 Qd2 29. Kg2 a6 30. Qxa6 Qxb2 31. Bc4 Qc2 32. a4 Qe4+ 33. Kg1 Qb1+ 34. Bf1 Kg7 35. Qb5 Qc2 36. Qe5+ 1-0

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.11.04"]
[Round "3"]
[White "Bilow, Albrecht"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "E43"]
[WhiteElo "1412"]
[BlackElo "2126"]
[PlyCount "52"]
[EventDate "2014.10.21"]
[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. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 b6 6. Be2 Bb7 7. 0-0 Re8 8. a3 Bxc3 9. bxc3 d6 10. Re1 Nc6 11. Qc2 Na5 12. Nd2 Qd7 13. f3 c5 14. e4 e5 15. Bb2 Nh5 16. Nf1 Nf4 17. Rad1 Nxe2+ 18. Qxe2 Qa4 19. Ne3 Ba6 20. Qc2 Qxc2 21. Nxc2 Nxc4 22. Bc1 Bb5 23. d5 Ba4 24. Re2 Rf8 25. Ne3 Nxe3 26. Bxe3 Bxd1 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.10.28"]
[Round "2"]
[White "Heidorn, Oliver"]
[Black "Sejdini, Valentin"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2126"]
[BlackElo "1876"]
[PlyCount "62"]
[EventDate "2014.10.21"]
[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 g6 2. c4 Bg7 3. Nc3 c5 4. d5 f5 5. Bf4 Bxc3+ 6. bxc3 d6 7. Qd2 Nf6 8. f3 Nbd7 9. Nh3 Ne5 10. e3 h6 11. Be2 g5 12. Bxe5 dxe5 13. Nf2 Qd6 14. Qb2 b6 15. a4 a5 16. Rb1 Rb8 17. Bd3 Bd7 18. Qc2 0-0 19. h4 e4 20. Be2 Qg3 21. Kf1 g4 22. Qd2 Kh7 23. f4 Rfd8 24. Kg1 e5 25. dxe6 Bxe6 26. Qc1 Rd6 27. Rh2 Rbd8 28. Rb2 Nh5 29. Bf1 Rd1 30. Nxd1 Qe1 31. Rb1 Rxd1 0-1

[Event "Troisdorf op"]
[Site "Troisdorf"]
[Date "2014.10.21"]
[Round "1"]
[White "Buljovcic, Franjo"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1894"]
[BlackElo "2126"]
[PlyCount "90"]
[EventDate "2014.10.21"]
[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. g3 g6 3. Bg2 Bg7 4. d3 0-0 5. 0-0 d5 6. Nbd2 c6 7. Re1 Qb6 8. Nb3 Ng4 9. d4 a5 10. a4 Nd7 11. e4 Re8 12. h3 dxe4 13. Rxe4 Ngf6 14. Re1 Nd5 15. c4 Nb4 16. Be3 Qa6 17. Bf1 c5 18. Qd2 Qc6 19. Bg2 cxd4 20. Bxd4 Qxc4 21. Bxg7 Kxg7 22. Nfd4 Nf6 23. Rac1 Qd3 24. Qg5 h6 25. Qc5 Nd7 26. Qc7 Qa6 27. Nb5 Kf8 28. Qc3 Qf6 29. Qxf6 Nxf6 30. Nc7 Bd7 31. Nxa8 Rxa8 32. Nc5 Bc6 33. Bxc6 bxc6 34. Red1 Ke8 35. Nd3 Ra6 36. Nxb4 axb4 37. Rc4 Nd5 38. b3 e6 39. Rdd4 Ke7 40. f4 h5 41. Kf2 Kd6 42. Kf3 Ra8 43. Rd2 c5 44. g4 hxg4+ 45. hxg4 Rh8 1/2-1/2

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.23"]
[Round "6"]
[White "Heidorn, Oliver"]
[Black "Weber, Ulrich"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2147"]
[BlackElo "2360"]
[PlyCount "74"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 0-0 5. Nbd2 d6 6. e4 Nh5 7. Be3 e5 8. dxe5 dxe5 9. Bc4 Nd7 10. 0-0 h6 11. Re1 Qf6 12. a4 a5 13. Be2 Nf4 14. Bxf4 Qxf4 15. g3 Qf6 16. Nc4 Re8 17. b4 axb4 18. cxb4 Nb8 19. b5 Nd7 20. Qd5 Qe7 21. Rec1 Nb6 22. Nxb6 cxb6 23. Qc4 Qf6 24. Nd2 Bf8 25. Rc3 Be6 26. Qd3 Bb4 27. Rc2 Red8 28. Qf3 Qg7 29. Nc4 Bc5 30. Rd1 Rxd1+ 31. Bxd1 Rxa4 32. Nxe5 Qxe5 33. Rxc5 Qa1 34. Rc7 Rd4 35. Kg2 Rxd1 36. Qf4 Rg1+ 37. Kf3 Qd1+ 0-1

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.23"]
[Round "7"]
[White "Orwatsch, Gerhard"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2089"]
[BlackElo "2147"]
[PlyCount "100"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. c3 Qxb2 6. Nbd2 Nc6 7. Qc1 Qxc1+ 8. Rxc1 e6 9. Bd3 Nh5 10. Bc7 Kd7 11. Bg3 f6 12. e4 dxe4 13. Nxe4 cxd4 14. Nxd4 e5 15. Nb3 Kc7 16. f3 Be6 17. Bf2 Nf4 18. Bf1 Rd8 19. g3 Bxb3 20. axb3 Nd3+ 21. Bxd3 Rxd3 22. Ke2 Rd8 23. b4 b6 24. g4 Be7 25. Bg3 Rd7 26. Rc2 Rhd8 27. Ra1 Kb7 28. Rca2 a5 29. bxa5 Nxa5 30. Rb1 Kc6 31. Bf2 Rb7 32. Nd2 Rdb8 33. h4 Bc5 34. Bg3 Ra8 35. Nc4 Rba7 36. Rba1 Kd5 37. Nxa5 Rxa5 38. Rxa5 bxa5 39. Ra4 Kc6 40. c4 Bb4 41. Bf2 g6 42. Be3 f5 43. Bf2 Re8 44. g5 e4 45. fxe4 Rxe4+ 46. Kd3 Rf4 47. Ra2 Rf3+ 48. Be3 Bc5 49. Rxa5 Rxe3+ 50. Kc2 Re4 0-1

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.22"]
[Round "4"]
[White "Heidorn, Oliver"]
[Black "Kolompar, Josef"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2147"]
[BlackElo "2037"]
[PlyCount "99"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 d5 4. e3 Bd6 5. c4 c6 6. Nc3 Nbd7 7. Bd3 Qa5 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 b4 11. Ne4 Nxe4 12. Bxe4 Bb7 13. Qc2 Rc8 14. Bh4 f5 15. Bd3 c5 16. Qb3 Bd5 17. Bc4 Nb6 18. Bxd5 Nxd5 19. dxc5 Qxc5 20. Qa4+ Qc6 21. Qxc6+ Rxc6 22. Nd4 Rc4 23. b3 Rc8 24. Nxe6 Be5 25. Rac1 Nc3 26. Rc2 Kd7 27. Ng5 g6 28. Nf7 Rhe8 29. Nxe5+ Rxe5 30. Bf6 Rec5 31. Bxc3 bxc3 32. Rd1+ Ke7 33. Kf1 R8c7 34. Ke2 Ke6 35. Rd4 g5 36. Kd3 h5 37. h4 f4 38. hxg5 Rxg5 39. Re4+ Kd5 40. Rxf4 Rxg2 41. Rf5+ Ke6 42. Rxh5 Rg1 43. Rh6+ Ke5 44. Rh5+ Kf6 45. Rxc3 Rd7+ 46. Ke2 Kg6 47. Rh8 Rgd1 48. Rc2 Kg7 49. Rhc8 Kg6 50. R8c7 1-0

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.22"]
[Round "5"]
[White "Wanie, Karsten"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "2050"]
[BlackElo "2147"]
[PlyCount "102"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Nd2 a6 11. a4 Nbd7 12. Nc4 Nb6 13. Na3 Bf5 14. a5 Nc8 15. Nc4 Qd7 16. Re1 Bh3 17. e4 Bxg2 18. Kxg2 Qc7 19. f4 Nd7 20. Qf3 b5 21. axb6 Ncxb6 22. Na5 f5 23. Bd2 fxe4 24. Rxe4 Nf6 25. Ree1 Qf7 26. Nc6 Nfxd5 27. Nxd5 Qxd5 28. Qxd5+ Nxd5 29. Rxa6 Rxa6 30. Rxe8+ Kf7 31. Rc8 Bxb2 32. Na5 Bc1 33. Be1 g5 34. fxg5 Bxg5 35. Kf3 Be7 36. g4 Rb6 37. Bg3 Rb4 38. Rh8 Kg7 39. Re8 Bf8 40. Rd8 Ra4 41. Nb7 Ra3+ 42. Kf2 Nf6 43. Nxd6 Nxg4+ 44. Kg1 Ra1+ 45. Kg2 Ra2+ 46. Kg1 Bxd6 47. Bxd6 c4 48. Bf8+ Kf7 49. Rd4 Kxf8 50. Rf4+ Ke7 51. Rxg4 Ra1+ 0-1

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.21"]
[Round "2"]
[White "Heidorn, Oliver"]
[Black "Reimann, Gunther"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "2147"]
[BlackElo "2006"]
[PlyCount "130"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. c4 c6 6. Nc3 b6 7. cxd5 cxd5 8. Bb5+ Bd7 9. Bd3 h6 10. Bh4 Bc6 11. Ne5 0-0 12. 0-0 Bb7 13. f4 Ne4 14. Bxe7 Qxe7 15. Bxe4 dxe4 16. Qb1 Nd7 17. Nxe4 Nxe5 18. fxe5 Qb4 19. Nd6 Bd5 20. Qc2 f5 21. a3 Qa5 22. Rac1 b5 23. Qc3 Qd8 24. Nxb5 Qg5 25. Qd2 Rac8 26. Nc7 Qd8 27. Nxd5 Qxd5 28. Rc3 Rxc3 29. Qxc3 Qe4 30. g3 g5 31. Qb3 Kg7 32. Qc3 h5 33. Qd2 Rc8 34. Rc1 Rxc1+ 35. Qxc1 h4 36. gxh4 Qg4+ 37. Kf2 Qxh4+ 38. Ke2 Qxh2+ 39. Kd3 Qg2 40. Qc7+ Kg6 41. Qd6 Qf1+ 42. Kc3 Qc1+ 43. Kb3 Qc8 44. Qe7 a6 45. d5 Qb8+ 46. Kc2 Qxe5 47. Qe8+ Kg7 48. Qe7+ Kg6 49. dxe6 Qe4+ 50. Kd2 Qd5+ 51. Kc3 Qc6+ 52. Kd4 Qe4+ 53. Kc5 Qxe3+ 54. Kc6 Qe4+ 55. Kb6 Qd4+ 56. Kxa6 Qxb2 57. Qf7+ Kh6 58. e7 Qxa3+ 59. Kb5 Qb2+ 60. Kc6 Qc3+ 61. Kd7 Qd4+ 62. Ke6 Qe4+ 63. Kf6 Qd4+ 64. Kxf5 Qf4+ 65. Ke6 Qc4+ 1/2-1/2

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.21"]
[Round "3"]
[White "Lauer, Boris"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1999"]
[BlackElo "2147"]
[PlyCount "113"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. Qc1 Nc6 6. c3 Bf5 7. Nbd2 Rc8 8. Nh4 Bg6 9. Nxg6 hxg6 10. Nb3 c4 11. Nd2 Nh5 12. Be2 Nxf4 13. exf4 e6 14. Bf3 Bd6 15. g3 Qc7 16. 0-0 Bxf4 17. gxf4 Qxf4 18. Re1 Qxh2+ 19. Kf1 Kd7 20. Bg2 Rh5 21. Nf3 Qd6 22. Qe3 f6 23. Rad1 g5 24. Ng1 g4 25. Qg3 f5 26. Qxd6+ Kxd6 27. f3 Rf8 28. Rd2 g3 29. f4 Rh4 30. Nh3 Rfh8 31. Ng5 Rxf4+ 32. Kg1 Nd8 33. Rde2 Rh6 34. Nf3 Nf7 35. b3 cxb3 36. axb3 g5 37. c4 dxc4 38. bxc4 g4 39. Ne5 Nxe5 40. dxe5+ Kc5 41. Rb2 b6 42. Rb5+ Kxc4 43. Reb1 Rd4 44. R1b4+ Kc3 45. Rb3+ Kd2 46. Bf1 Rh7 47. Rxg3 Rc7 48. Rb2+ Kd1 49. Rgg2 Rc1 50. Bb5 Rc3 51. Rgf2 Kc1 52. Ra2 Kb1 53. Rxa7 Rg3+ 54. Kh2 Rb3 55. Rf1+ Kb2 56. Bd7 Rd2+ 57. Kg1 1/2-1/2

[Event "Karl Mala Memorial op 10th"]
[Site "Griesheim"]
[Date "2006.07.20"]
[Round "1"]
[White "Sittinger, Lutz"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1822"]
[BlackElo "2147"]
[PlyCount "126"]
[EventDate "2006.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. e3 0-0 6. Nf3 Nc6 7. Bd3 d5 8. cxd5 exd5 9. 0-0 Bg4 10. Ne5 cxd4 11. Nxc6 bxc6 12. exd4 h6 13. h3 Be6 14. Be3 Qd7 15. Ne2 Bd6 16. Nf4 Rab8 17. a3 a5 18. Rab1 Ne4 19. Nxe6 Qxe6 20. Rfe1 Rfe8 21. f3 Nf6 22. Bxh6 Qxe1+ 23. Rxe1 Rxe1+ 24. Kf2 Rh1 25. Bg5 Nh5 26. Ke2 Nf4+ 27. Bxf4 Bxf4 28. Kf2 Rc1 29. Qe2 Kf8 30. b4 axb4 31. axb4 Re8 32. Qb2 Rd1 33. Qc3 Ra8 34. Be2 Rc1 35. Qb2 Re8 36. b5 cxb5 37. Qb4+ Kg8 38. Qxb5 Re6 39. Qb2 g5 40. Bd3 Rd1 41. Qc3 Re3 42. g3 Rdxd3 43. Qc8+ Kg7 44. gxf4 Rxf3+ 45. Ke2 Rde3+ 46. Kd2 gxf4 47. Qf5 Rf2+ 48. Kd1 Rg3 49. Ke1 Rh2 50. Kf1 Rhxh3 51. Qxd5 Kg6 52. Qe4+ Kg5 53. Qe7+ f6 54. d5 Rf3+ 55. Kg2 Rhg3+ 56. Kh2 Re3 57. Qg7+ Kf5 58. Qd7+ Ke4 59. d6 Kf3 60. Qc6+ Kf2 61. Qc2+ Re2 62. Qf5 Kf1+ 63. Kh1 Rg1# 0-1

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.31"]
[Round "7"]
[White "Heidorn, Oliver"]
[Black "Kessler, Paul"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2105"]
[BlackElo "1737"]
[PlyCount "79"]
[EventDate "2005.07.28"]
[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 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. e4 d6 6. Bd3 c5 7. c3 Nbd7 8. 0-0 cxd4 9. cxd4 e5 10. Nc4 Qc7 11. Rc1 Qb8 12. Re1 b5 13. Na5 Qb6 14. b4 Bb7 15. dxe5 Ng4 16. Qe2 d5 17. Nxb7 Qxb7 18. exd5 Ndxe5 19. Nxe5 Nxe5 20. Bxb5 Rab8 21. a4 a6 22. Bxa6 Qxb4 23. Bb5 h6 24. Rb1 Qd4 25. Be7 Qxd5 26. Bxf8 Rxf8 27. Rbc1 Qd4 28. Qd3 Qh4 29. h3 g5 30. Qe4 g4 31. Bd3 Rd8 32. Bb1 Qg5 33. Qf5 Qxf5 34. Bxf5 gxh3 35. Bxh3 Ra8 36. Rc8+ Rxc8 37. Bxc8 Kf8 38. a5 Nc6 39. Bd7 Ne5 40. Bb5 1-0

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.31"]
[Round "6"]
[White "Ksieski, Zbigniew"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2415"]
[BlackElo "2105"]
[PlyCount "47"]
[EventDate "2005.07.28"]
[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 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 Ne4 5. Bg2 d5 6. Ngf3 0-0 7. 0-0 Nxd2 8. Bxd2 Bxd2 9. Qxd2 c6 10. Qc2 Nd7 11. e4 dxe4 12. Qxe4 Qb6 13. Qc2 Nf6 14. c5 Qa5 15. Ne5 Bd7 16. b4 Qxb4 17. Nxd7 Nxd7 18. Rab1 Qxd4 19. Rfc1 Rab8 20. Rb3 Qe5 21. Ra3 Ra8 22. Rb3 Rab8 23. Ra3 Ra8 24. Rb3 1/2-1/2

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.30"]
[Round "5"]
[White "Heidorn, Oliver"]
[Black "Isserman, Ryhor"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2105"]
[BlackElo "2302"]
[PlyCount "93"]
[EventDate "2005.07.28"]
[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 Nf6 2. Nf3 c5 3. c3 b6 4. Bg5 e6 5. Nbd2 Bb7 6. e3 Be7 7. Bd3 h6 8. Bxf6 Bxf6 9. 0-0 0-0 10. Qe2 d6 11. Rfe1 Nc6 12. Rad1 Qc7 13. Ne4 Be7 14. Bb1 Rac8 15. Qc2 f5 16. Ng3 d5 17. Qe2 Na5 18. Ne5 Bd6 19. f4 Bc6 20. Bd3 Ba4 21. Rd2 c4 22. Bc2 Bxc2 23. Rxc2 b5 24. Kh1 Bxe5 25. fxe5 f4 26. exf4 Rxf4 27. Rf1 Rcf8 28. Rcc1 b4 29. Kg1 Nc6 30. Rxf4 Rxf4 31. Qh5 Qf7 32. Qxf7+ Rxf7 33. Ne2 Rb7 34. b3 cxb3 35. axb3 bxc3 36. Rxc3 Na5 37. Nc1 Rb4 38. Rd3 Rb6 39. Rc3 Rc6 40. Rxc6 Nxc6 41. Ne2 Kf7 42. Kf2 Kg6 43. Ke3 Kf5 44. h3 h5 45. g3 g5 46. Nc3 a6 47. Na4 1/2-1/2

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.30"]
[Round "4"]
[White "Solonar, Stefan"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2362"]
[BlackElo "2105"]
[PlyCount "54"]
[EventDate "2005.07.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d6 4. d4 Nbd7 5. Nf3 e5 6. Be2 Be7 7. 0-0 0-0 8. Qc2 c6 9. Rd1 Qc7 10. h3 Re8 11. Be3 Nf8 12. Rac1 Ng6 13. b4 b6 14. c5 dxc5 15. bxc5 bxc5 16. d5 Bb7 17. dxc6 Bxc6 18. Nd5 Qa5 19. Nxf6+ Bxf6 20. Nd2 Nf4 21. Nb3 Nxe2+ 22. Qxe2 Qb5 23. Qxb5 Bxb5 24. Rxc5 a6 25. Rdc1 g6 26. Na5 Be7 27. Rxe5 Ba3 1/2-1/2

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.29"]
[Round "3"]
[White "Heidorn, Oliver"]
[Black "Schramm, Christian"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2105"]
[BlackElo "2320"]
[PlyCount "74"]
[EventDate "2005.07.28"]
[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. Nf3 Nf6 3. Bf4 Bg4 4. Nbd2 e6 5. c3 Bd6 6. Bg3 Bxg3 7. hxg3 Bxf3 8. gxf3 Nbd7 9. Qb3 0-0 10. Bh3 c5 11. 0-0 Qa5 12. Rfd1 Rfc8 13. e4 c4 14. Qc2 Nf8 15. Nf1 b5 16. Ne3 Qd8 17. e5 Ne8 18. f4 a5 19. f5 b4 20. f4 Ra6 21. fxe6 fxe6 22. Rf1 bxc3 23. bxc3 Rb8 24. f5 Nc7 25. Rab1 Rab6 26. Rxb6 Rxb6 27. Qf2 Qe7 28. fxe6 Nfxe6 29. Nf5 Qf8 30. Qg2 Qd8 31. Nd6 Ng5 32. Bg4 Rxd6 33. exd6 Qxd6 34. Kh2 Ne8 35. Rf5 Ne4 36. Re5 Qh6+ 37. Qh3 Qd2+ 1/2-1/2

[Event "Karl Mala Memorial op 09th"]
[Site "Frankfurt"]
[Date "2005.07.29"]
[Round "2"]
[White "Sefeloge, Michael"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1929"]
[BlackElo "2105"]
[PlyCount "100"]
[EventDate "2005.07.28"]
[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 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nbd2 Ngxe5 7. Nxe5 Nxe5 8. a3 Qh4 9. Nf3 Qe4 10. Nxe5 Qxe5 11. Qd5 Bd6 12. Qxe5+ Bxe5 13. Bd3 d6 14. Rb1 a5 15. b3 0-0 16. Bb2 Re8 17. Bxe5 Rxe5 18. 0-0 Bd7 19. Rfd1 Bc6 20. Rb2 f5 21. g3 g5 22. Bf1 f4 23. exf4 gxf4 24. Re2 Rxe2 25. Bxe2 Re8 26. Bf1 Bf3 27. Rc1 b6 28. Bg2 Bh5 29. Bd5+ Kg7 30. Kf1 Be2+ 31. Kg2 Kf6 32. Rc3 Bh5 33. Bf3 Bf7 34. Bc6 Re1 35. Rf3 Ke5 36. Rxf4 Bg6 37. Rf3 Kd4 38. g4 Kc5 39. Bb7 c6 40. Re3 Rxe3 41. fxe3 Bc2 42. b4+ axb4 43. axb4+ Kxb4 44. Bxc6 Kxc4 45. e4 b5 46. g5 b4 47. h4 Kc5 48. Bd5 b3 49. Kf3 b2 50. Ba2 Kd4 0-1

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.26"]
[Round "9"]
[White "Heidorn, Oliver"]
[Black "Schinke, Andreas"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2111"]
[BlackElo "2191"]
[PlyCount "69"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bd3 d5 6. 0-0 c5 7. c3 Qb6 8. Bxb8 Rxb8 9. Qb3 Qc7 10. dxc5 Bg4 11. Qa3 Nd7 12. b4 Bxf3 13. gxf3 a5 14. Nd2 axb4 15. cxb4 Bxa1 16. Rxa1 Qe5 17. Nb3 Qc3 18. Bb5 Ne5 19. f4 Nc6 20. Bxc6 bxc6 21. Qa6 Rfc8 22. Qa7 Kf8 23. Rb1 Rxb4 24. Qd7 Rbb8 25. Rc1 Qb2 26. Re1 Qxa2 27. Nd4 Qa5 28. Rc1 Qa6 29. Qh3 Kg7 30. Kh1 e6 31. f5 e5 32. fxg6 hxg6 33. Nf5+ gxf5 34. Rg1+ Kf6 35. Qh6+ 1-0

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.25"]
[Round "8"]
[White "Heidorn, Oliver"]
[Black "Schmidt, Reiner"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2111"]
[BlackElo "2183"]
[PlyCount "29"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Be2 Bxf3 5. Bxf3 Nbd7 6. b3 e5 7. fxe5 Nxe5 8. Bb2 Bd6 9. Nc3 c6 10. 0-0 Qe7 11. a4 0-0 12. Ne2 Nxf3+ 13. Rxf3 Be5 14. Bxe5 Qxe5 15. Rh3 1/2-1/2

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.24"]
[Round "7"]
[White "Riegler, Dieter"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2145"]
[BlackElo "2111"]
[PlyCount "88"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. Qa4+ Nc6 6. a3 Bxd2+ 7. Bxd2 Bd7 8. Qc2 Ne4 9. Rd1 0-0 10. e3 f5 11. Bc1 Rf6 12. Be2 Rh6 13. b4 Qe8 14. Bb2 Ne7 15. Rc1 c6 16. Ne5 g5 17. f3 Ng3 18. Rg1 Rxh2 19. Kf2 Nxe2 20. Qxe2 Ng6 21. Rh1 Rxh1 22. Rxh1 Nxe5 23. dxe5 a5 24. c5 axb4 25. axb4 Ra4 26. Qd2 Kg7 27. f4 h6 28. Qc3 Qf8 29. Qb3 Ra8 30. Qc3 Be8 31. Qb3 Bg6 32. Bd4 Qd8 33. Qb2 Ra4 34. Kg3 Qa8 35. Ra1 Qa6 36. Rxa4 Qxa4 37. Qd2 Qb3 38. Kh2 Bh5 39. Qb2 Qd1 40. fxg5 hxg5 41. b5 g4 42. bxc6 bxc6 43. Qb7+ Bf7 44. Qe7 Qe1 1/2-1/2

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.23"]
[Round "6"]
[White "Ljubarskij, Jurij"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2348"]
[BlackElo "2111"]
[PlyCount "35"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 d4 6. Ne2 Nf6 7. Bxc6+ bxc6 8. d3 Qa5+ 9. Bd2 Qb6 10. b3 Be7 11. 0-0 Nd7 12. Qe1 a5 13. a4 Nb8 14. Ne5 Bd8 15. Nc4 Qc7 16. e5 f5 17. exf6 gxf6 18. Ng3 1-0

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.22"]
[Round "5"]
[White "Heidorn, Oliver"]
[Black "Schunk, Eduard"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2111"]
[BlackElo "2337"]
[PlyCount "72"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. h3 g6 7. b4 Bg7 8. Qb3 Qe7 9. Nbd2 0-0 10. a4 Nd8 11. Ba3 a6 12. g4 Nd7 13. d4 exd4 14. cxd4 Nb6 15. Be2 Ne6 16. a5 Nd7 17. Qe3 Qf6 18. Rc1 Nf4 19. Kf1 Nxe2 20. Qxe2 c6 21. Nc4 Qe6 22. b5 axb5 23. Nxd6 Rxa5 24. d5 Qf6 25. Bb4 Ra4 26. dxc6 bxc6 27. Rxc6 Bb7 28. Bc3 Qe6 29. Bxg7 Bxc6 30. Bxf8 Nxf8 31. Nxb5 Bxb5 32. Qxb5 Qxe4 33. Qb3 Ne6 34. Rg1 Nf4 35. Qe3 Ra1+ 36. Ne1 Qc4+ 0-1

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.20"]
[Round "3"]
[White "Asendorf, Joachim"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2282"]
[BlackElo "2111"]
[PlyCount "29"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. e4 e5 4. d4 Qa5 5. dxe5 Nxe4 6. Qd4 Bb4 7. Nge2 Nxc3 8. bxc3 Be7 9. Ng3 d6 10. exd6 Bf6 11. Qe3+ Kd8 12. Ne4 Re8 13. Bd2 Bh4 14. Qf4 Qf5 15. Qxh4+ 1-0

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.19"]
[Round "2"]
[White "Dresen, Ulrich"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2322"]
[BlackElo "2111"]
[PlyCount "85"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. c3 Qb6 5. Qc2 cxd4 6. cxd4 Nc6 7. e3 d6 8. Nc3 Bf5 9. Qd2 Bh6 10. Nf3 0-0 11. Be2 Kh8 12. 0-0 Rg8 13. Kh1 Rg7 14. d5 Ne5 15. Nd4 Bd7 16. f4 Ng6 17. g3 Rag8 18. Bf3 e5 19. Nde2 Ne7 20. Be4 Bh3 21. Bg2 Bxg2+ 22. Kxg2 Nf5 23. Nd1 Re8 24. Rc1 Rgg8 25. Qd3 e4 26. Qb3 Qa6 27. Kf2 Bg7 28. Rc4 Nh6 29. h3 b6 30. g4 Qb7 31. Ndc3 Qd7 32. Rg1 Rc8 33. Nd4 Rxc4 34. Qxc4 Rc8 35. Nc6 f5 36. g5 Ng8 37. b4 Ne7 38. b5 Rc7 39. h4 Kg8 40. Ne2 a6 41. Rc1 Nxc6 42. dxc6 Qc8 43. bxa6 1-0

[Event "GER-ch 76th"]
[Site "Altenkirchen"]
[Date "2005.02.18"]
[Round "1"]
[White "Heidorn, Oliver"]
[Black "Bastian, Herbert"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2111"]
[BlackElo "2400"]
[PlyCount "78"]
[EventDate "2005.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 106"]
[Source "ChessBase"]
[SourceDate "2005.06.06"]
[SourceVersion "1"]
[SourceVersionDate "2005.06.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 b6 4. Bg5 Bg7 5. Nbd2 Bb7 6. Qc2 c5 7. dxc5 bxc5 8. e4 0-0 9. Bc4 d6 10. 0-0 Nbd7 11. Rfe1 Qc7 12. Rad1 Rab8 13. h3 Bc6 14. Bf1 Qb7 15. b3 Rfe8 16. Bf4 Rbd8 17. Bh2 Nb6 18. c4 e5 19. Bd3 Na8 20. Nb1 Nc7 21. Nc3 Ne6 22. Nd5 Nh5 23. Qd2 Rf8 24. g4 Nhf4 25. Nxf4 exf4 26. Bxf4 Nxf4 27. Qxf4 f5 28. gxf5 gxf5 29. Qh4 Bf6 30. Qf4 Bc3 31. Ng5 Qg7 32. Qg3 f4 33. Qg2 f3 34. Qg3 h6 35. Nxf3 Rxf3 36. Qxg7+ Kxg7 37. Re2 Rdf8 38. Kg2 Bd7 39. Rh1 Rxd3 0-1

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "1"]
[White "Bruehl, Andreas"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "C61"]
[WhiteElo "2325"]
[BlackElo "2130"]
[PlyCount "17"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Bc4 Nxf3+ 5. Qxf3 Qf6 6. Qb3 Bc5 7. 0-0 Nh6 8. Nc3 Ng4 9. Nd1 1/2-1/2

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "7"]
[White "Dubkov, Andrej"]
[Black "Heidorn, Oliver"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2315"]
[BlackElo "2130"]
[PlyCount "32"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d5 5. exd5 exd5 6. d4 Bg4 7. 0-0 Nxd4 8. Qe1+ Be6 9. Nxd4 cxd4 10. Nd2 Bb4 11. Qe2 Bxd2 12. Bxd2 Ne7 13. Bg5 Qb6 14. Bxe7 Kxe7 15. Bxd5 Rad8 16. Bxe6 fxe6 1-0

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "2"]
[White "Heidorn, Oliver"]
[Black "Czeratzki, Michael"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2130"]
[BlackElo "2100"]
[PlyCount "80"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. Nc3 Nf6 4. Bg5 Bb4 5. e3 h6 6. Bxf6 Bxc3+ 7. bxc3 Qxf6 8. Ne5 0-0 9. f4 d6 10. Nd3 c5 11. Be2 Nd7 12. 0-0 Rb8 13. a4 b6 14. Ne1 e5 15. Bb5 e4 16. a5 Rd8 17. axb6 axb6 18. Ra7 Rb7 19. Qa1 d5 20. Rxb7 Bxb7 21. Qa7 Bc6 22. Qa4 Ra8 23. Qb3 c4 24. Qb4 Bxb5 25. Qxb5 Qd6 26. g4 Ra5 27. Qb1 Qa3 28. gxf5 Qxc3 29. Ng2 b5 30. Qe1 Qxe1 31. Rxe1 b4 32. Rb1 Rb5 33. Kf2 b3 34. cxb3 cxb3 35. Nh4 Nb6 36. Ng6 b2 37. Ke1 Nc4 38. Kd1 Na3 39. Ne7+ Kf8 40. Nxd5 Nxb1 0-1

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "4"]
[White "Heidorn, Oliver"]
[Black "Daumen, Michael"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2130"]
[BlackElo "2140"]
[PlyCount "73"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bxd6 Qxd6 8. Bd3 0-0 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. Re1 Bg4 13. Qa4 Qg5 14. Be2 Bxe2 15. Rxe2 Rfe8 16. Nf3 Qf5 17. Rd1 Re4 18. Qb5 b6 19. h3 Rae8 20. b4 Qc8 21. bxc5 Qxc5 22. Qxc5 bxc5 23. Rb2 Ra4 24. Rdd2 Ra3 25. Rb7 Rxc3 26. Rxa7 Rc1+ 27. Kh2 Rb1 28. Rc2 Ne4 29. Rd7 Nf6 30. Rc7 c4 31. g4 h6 32. g5 hxg5 33. Nxg5 Ne4 34. Nxe4 Rxe4 35. a4 Ra1 36. Rc5 Rxa4 37. Rxd5 1/2-1/2

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "6"]
[White "Heidorn, Oliver"]
[Black "Schenderowitsch, Michael"]
[Result "0-1"]
[ECO "E38"]
[WhiteElo "2130"]
[BlackElo "2250"]
[PlyCount "24"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. Bf4 Nxc5 7. 0-0-0 Qa5 8. Nb5 Qxa2 9. Nc7+ Kd8 10. Rd3 Qa1+ 11. Qb1 Nxd3+ 12. exd3 Bd2+ 0-1

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "9"]
[White "Heidorn, Oliver"]
[Black "Schwab, Thomas"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2130"]
[BlackElo "2145"]
[PlyCount "57"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 cxd4 10. cxd4 Qa5+ 11. Qd2 Qxd2+ 12. Bxd2 b6 13. 0-0 Na6 14. a4 Nc7 15. Bb4 Ba6 16. Rfe1 Rac8 17. Bxa6 Nxa6 18. Bxe7 Rfe8 19. Bd6 Rc4 20. e5 Rxa4 21. Ra1 b5 22. Rxa4 bxa4 23. Rc1 f6 24. Rc4 a3 25. Ra4 Nb8 26. Rxa7 fxe5 27. dxe5 Nc6 28. Rxa3 Nxe5 29. Bxe5 1-0

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "5"]
[White "Roos, Christoph"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2110"]
[BlackElo "2130"]
[PlyCount "66"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Kb1 h6 11. Bh4 Qb6 12. Qxb6 axb6 13. Bxf6 gxf6 14. Nd4 Rg8 15. g3 Rg5 16. f4 Rga5 17. b4 Rh5 18. b5 Bd7 19. f5 Rg5 20. Rhf1 Rg8 21. Kb2 Kf8 22. Rf3 Kg7 23. g4 Kh7 24. h3 Rgc8 25. Kb3 Rc5 26. Na4 Rxa4 27. Kxa4 e5 28. Nb3 Bxb5+ 29. Kb4 Be2 30. Rfd3 Rxc2 31. Na1 Rxa2 32. R3d2 d5+ 33. Kc3 Ra3+ 0-1

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "8"]
[White "Schoen, Ralf"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2220"]
[BlackElo "2130"]
[PlyCount "104"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Nbxd2 d6 7. Qc2 Nbd7 8. e4 e5 9. d5 0-0 10. g3 g6 11. Bg2 Ne8 12. 0-0 Ng7 13. b4 b6 14. Rac1 f5 15. Nb3 Nf6 16. Nfd2 Rf7 17. c5 Ba6 18. Rfd1 Raf8 19. exf5 gxf5 20. Nf3 Nfe8 21. Re1 Qd8 22. Qd2 f4 23. Rc3 Bc8 24. Qa2 Bg4 25. Nbd2 Nh5 26. Qc4 h6 27. h3 Bxf3 28. Bxf3 fxg3 29. Qg4+ Qg5 30. fxg3 Nxg3 31. Qxg5+ hxg5 32. Bg4 Nf5 33. Ne4 Rg7 34. cxb6 axb6 35. a4 Nd4 36. a5 Nf6 37. Nxf6+ Rxf6 38. Rf1 Rxf1+ 39. Kxf1 Rf7+ 40. Kg2 Nb5 41. Rf3 Rxf3 42. Kxf3 bxa5 43. bxa5 Kf7 44. Bd7 Na7 45. Kg4 Kf6 46. Kf3 Ke7 47. Bc6 Kf6 48. Ke4 Kg6 49. a6 Nc8 50. Bd7 Na7 51. Ba4 Nc8 52. Be8+ Kf6 1/2-1/2

[Event "SVR-ch MTA"]
[Site "Hoehr-Grenzhausen"]
[Date "2004.??.??"]
[Round "3"]
[White "Thieme Garmann, Alexander"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2170"]
[BlackElo "2130"]
[PlyCount "50"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. d3 Nc6 4. g3 Be7 5. Bg2 Nf6 6. Nge2 0-0 7. 0-0 d5 8. exd5 exd5 9. Bg5 Be6 10. d4 c4 11. Qd2 Re8 12. Rae1 h6 13. Bxf6 Bxf6 14. Nd1 Qb6 15. c3 Qa5 16. a3 Bf5 17. Nf4 Be4 18. Bxe4 dxe4 19. Ne3 Nxd4 20. Qd1 Nf3+ 21. Kg2 Nxe1+ 22. Rxe1 Qc5 23. h4 Be5 24. Nh5 g6 25. Qg4 Bxc3 0-1

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.19"]
[Round "9"]
[White "Heidorn, Oliver"]
[Black "Melnikov, Alexandr"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2125"]
[BlackElo "2020"]
[PlyCount "49"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Bd3 e5 4. c3 Be7 5. Ne2 Nbd7 6. 0-0 Nf8 7. Nd2 Bg4 8. Qb3 Qc8 9. h3 Bd7 10. f4 exd4 11. cxd4 Ne6 12. f5 Nd8 13. e5 dxe5 14. dxe5 Nh5 15. g4 Nc6 16. Nf3 g6 17. fxg6 hxg6 18. Ng5 Nxe5 19. Nxf7 Bc5+ 20. Kg2 Ng3 21. Kxg3 Be6 22. Qb5+ c6 23. Qxc5 Nxd3 24. Qe3 Qc7+ 25. Kg2 1-0

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.17"]
[Round "7"]
[White "Heidorn, Oliver"]
[Black "Reifenroether, Michael"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2125"]
[BlackElo "1833"]
[PlyCount "101"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. cxd5 exd5 6. Bg5 Bf5 7. Qb3 Qb6 8. Bxf6 gxf6 9. e3 Nd7 10. Qxb6 axb6 11. Be2 Bd6 12. 0-0 0-0 13. h4 Bg4 14. Ne1 Bxe2 15. Nxe2 f5 16. Nd3 Kg7 17. a3 Rfe8 18. Rfc1 Nf8 19. b4 b5 20. Rc2 Ra7 21. Rca2 Rea8 22. Nc3 Ne6 23. g3 Nc7 24. Nc5 Bxc5 25. dxc5 Na6 26. Kf1 Nb8 27. Ke2 Nd7 28. a4 bxa4 29. Rxa4 Rxa4 30. Rxa4 Rxa4 31. Nxa4 Kf6 32. Nc3 Ke6 33. f3 Nf6 34. Kf2 Ke5 35. Ne2 Ne8 36. Nd4 Nc7 37. Ke2 Na6 38. Nc2 Nc7 39. Kd3 Ne6 40. Nd4 Ng7 41. Kc3 Nh5 42. Ne2 Ng7 43. b5 cxb5 44. Kb4 Ne6 45. Kxb5 d4 46. f4+ Ke4 47. Nxd4 Nxd4+ 48. exd4 Kxd4 49. Kb4 h5 50. Kb5 Kc3 51. Ka5 1/2-1/2

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.17"]
[Round "6"]
[White "Kutzner, Stephen"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1918"]
[BlackElo "2125"]
[PlyCount "112"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 Nf6 4. Ng3 c5 5. Bc4 Bg4 6. f3 Bd7 7. e5 b5 8. Bxf7+ Kxf7 9. exf6 exf6 10. d3 Qc7 11. f4 Bc6 12. Nf3 Bd6 13. 0-0 Re8 14. c3 Kg8 15. Nf5 dxc3 16. bxc3 Bxf4 17. Bxf4 Qxf4 18. N3d4 Qc7 19. Qb3+ Kh8 20. Ne6 Qd7 21. Nxc5 Qd5 22. Qxd5 Bxd5 23. Rae1 Nc6 24. Nd6 Red8 25. Nxb5 Bxa2 26. c4 Nb4 27. Re2 Rac8 28. Nb7 Rxd3 29. N5d6 Rb8 30. Rfe1 h5 31. Re7 Nc6 32. Rc7 Ne5 33. Nf5 g6 34. Nfd6 Rd2 35. Ne4 Rd7 36. Rxd7 Nxd7 37. Nbd6 Rb2 38. Nc3 Ne5 39. c5 Rc2 40. Nce4 Bd5 41. Nxf6 Nd3 42. Nxd5 Nxe1 43. Nf4 Rxc5 44. Nxg6+ Kh7 45. Nf4 a5 46. Kf2 Nc2 47. Ke2 a4 48. Nd3 Rc6 49. Nb5 a3 50. Nxa3 Nxa3 51. Nf4 Kh6 52. Kf2 Rc3 53. g3 Nc4 54. Kg2 Ne5 55. Kh3 Rc2 56. Ng2 Nf3 0-1

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.13"]
[Round "5"]
[White "Becker, Volker"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1822"]
[BlackElo "2125"]
[PlyCount "102"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. c4 c6 9. Nc3 Nxc3 10. bxc3 Bg4 11. cxd5 cxd5 12. h3 Bh5 13. Rb1 b6 14. Re1 Nc6 15. Bd2 Bc7 16. Be2 Re8 17. Qc2 Qd6 18. g4 Rxe2 19. Rxe2 Bg6 20. Qb2 Bxb1 21. Qxb1 Na5 22. Qb5 Qc6 23. Qd3 Re8 24. Rxe8+ Qxe8 25. Qf5 Qe6 26. Qxe6 fxe6 27. Ng5 e5 28. Ne6 Bd6 29. dxe5 Bxe5 30. f4 Nc4 31. fxe5 Nxd2 32. Nc7 Nf3+ 33. Kf2 Nxe5 34. Ke3 Kf7 35. Kd4 Ng6 36. Kxd5 Nf4+ 37. Kc6 Nxh3 38. Kb7 Nf2 39. Kxa7 Nxg4 40. Kxb6 h5 41. a4 h4 42. a5 h3 43. a6 h2 44. a7 h1Q 45. a8Q Qxa8 46. Nxa8 Ne5 47. Kc5 g5 48. Kd4 g4 49. Ke3 g3 50. Nb6 Ke6 51. Nc4 Nxc4+ 1/2-1/2

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.13"]
[Round "4"]
[White "Heidorn, Oliver"]
[Black "Pandorf, Horst"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2125"]
[BlackElo "1722"]
[PlyCount "143"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 Bd7 5. Nf3 g6 6. d3 Bg7 7. 0-0 e6 8. Be3 Nge7 9. Qd2 0-0 10. h3 Qc7 11. Rab1 a6 12. Bxc6 Nxc6 13. Ne2 Rac8 14. c3 Rfd8 15. g4 Ne7 16. f5 exf5 17. gxf5 d5 18. Bg5 f6 19. Bf4 Qb6 20. Qe3 dxe4 21. dxe4 gxf5 22. Bh6 fxe4 23. Bxg7 Nf5 24. Qxe4 Nxg7 25. Qh4 Qe6 26. Nf4 Qf5 27. Rbe1 Re8 28. Nh2 Qg5+ 29. Qxg5 fxg5 30. Nd5 Rxe1 31. Rxe1 Kf8 32. Rf1+ Ke8 33. Nf6+ Ke7 34. Nxd7 Rd8 35. Nxc5 Rd2 36. Rf2 Rd5 37. b4 Nh5 38. Kg2 Nf4+ 39. Kg3 b6 40. Ne4 h6 41. h4 Nh5+ 42. Kg4 gxh4 43. Nf3 Ng7 44. Nxh4 h5+ 45. Kg3 Rd3+ 46. Rf3 Rxf3+ 47. Kxf3 Ne6 48. Ng6+ Kd7 49. Nf4 Ng7 50. Nf6+ Kc6 51. N6xh5 Ne8 52. Ke4 a5 53. bxa5 bxa5 54. Kd3 Kb5 55. Ng3 Ka4 56. Kc2 Nd6 57. Nge2 Nb5 58. Nc1 Nd6 59. Nfe2 Ka3 60. Kd3 a4 61. Kd4 Kb2 62. c4 Ka3 63. c5 Nb5+ 64. Kc4 Nc7 65. c6 Kb2 66. Kc5 a3 67. Kb6 Nd5+ 68. Kb7 Kc2 69. c7 Nxc7 70. Kxc7 Kd2 71. Kc6 Ke3 72. Kc5 1-0

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.12"]
[Round "3"]
[White "Braemigk, Uwe"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2088"]
[BlackElo "2125"]
[PlyCount "48"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 0-0 6. Qc2 d5 7. e3 b6 8. cxd5 exd5 9. Bd3 c5 10. 0-0 Nc6 11. Rfe1 Bg4 12. dxc5 bxc5 13. a3 Ba5 14. Qa4 Bxc3 15. Bxc3 Bxf3 16. gxf3 Ne5 17. Be2 Rfe8 18. Red1 c4 19. Qc2 Qe6 20. f4 Neg4 21. f5 Qd6 22. Bxg4 Nxg4 23. Bd4 Qxh2+ 24. Kf1 Nxe3+ 0-1

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.12"]
[Round "2"]
[White "Heidorn, Oliver"]
[Black "Bilitza, Alwin"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2125"]
[BlackElo "2021"]
[PlyCount "107"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 Be7 7. e3 0-0 8. Qc2 Nbd7 9. Bd3 h6 10. Bh4 c5 11. 0-0 cxd4 12. Nxd4 Ne5 13. Rfd1 g6 14. Nde2 Nxd3 15. Qxd3 g5 16. Bg3 Be6 17. Nd4 Bg4 18. Rd2 Bb4 19. f3 Bh5 20. Nf5 Bg6 21. Be5 Kh7 22. g4 Ng8 23. Qxd5 Qxd5 24. Rxd5 Bxf5 25. gxf5 Ne7 26. Rb5 Nc6 27. Ne4 Rfd8 28. Bf6 Rd7 29. Bxg5 Be7 30. Bxe7 Rxe7 31. Kf2 a6 32. Rd5 Rc7 33. Rc1 Rac8 34. Rdc5 Rd8 35. a3 Kg7 36. f6+ Kh7 37. Rg1 Rg8 38. Rxg8 Kxg8 39. Nc3 Kh7 40. e4 Kg6 41. Nd5 Rd7 42. f4 Rd6 43. Ne7+ Kh7 44. Nxc6 bxc6 45. e5 Rd2+ 46. Kg3 Kg6 47. Rxc6 Kf5 48. Rxa6 Rd3+ 49. Kf2 Kxf4 50. e6 fxe6 51. f7 Rd8 52. Rxe6 Rf8 53. Rf6+ Ke5 54. Rf3 1-0

[Event "Rheinland-ch MAT A"]
[Site "Koblenz"]
[Date "2003.04.11"]
[Round "1"]
[White "Lemme, Klaus"]
[Black "Heidorn, Oliver"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1861"]
[BlackElo "2125"]
[PlyCount "153"]
[EventDate "2003.04.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Kd8 7. Rb1 Qa3 8. e4 f6 9. Rb3 Qe7 10. exf6 Nxf6 11. Bf4 d6 12. Qd3 h6 13. Be2 g5 14. Bg3 Nd7 15. Nd5 Qg7 16. Qc3 Nc5 17. Qxg7 Bxg7 18. Rb1 Nxe4 19. Nd2 Nxg3 20. hxg3 Be6 21. c4 Re8 22. Kd1 Na5 23. Bh5 Rf8 24. Re1 Bf7 25. Bf3 c6 26. Ne3 Bg6 27. Be4 Bxe4 28. Nxe4 Kc7 29. Re2 Rae8 30. Nd2 Bd4 31. Ndf1 Rf7 32. Rc1 Rfe7 33. Rcc2 Bxe3 34. Rxe3 Rxe3 35. Nxe3 Re5 36. Kd2 b6 37. f4 Re8 38. Rc1 a6 39. Rh1 gxf4 40. gxf4 Re4 41. Kd3 Rxf4 42. Rxh6 Rf7 43. g4 Rg7 44. Rxd6 Rxg4 45. Rxc6+ Kxc6 46. Nxg4 Kc5 47. Ne3 Kb4 48. Nd5+ Kc5 49. Ne3 Nc6 50. a3 Ne5+ 51. Kc3 a5 52. a4 Nf7 53. Nd5 Nd6 54. Ne3 Ne4+ 55. Kd3 Ng5 56. Kc3 Nh3 57. Ng4 Nf4 58. Ne3 Ne2+ 59. Kd3 Nc1+ 60. Kc3 Na2+ 61. Kd3 Kb4 62. Nd5+ Kxa4 63. Nxb6+ Kb4 64. Nd5+ Kc5 65. Ne3 Nb4+ 66. Kc3 Nc6 67. Nf1 a4 68. Nd2 Kb6 69. Nb1 Ka5 70. Na3 Ne5 71. Nc2 Nd7 72. Kb2 Nc5 73. Ka3 Ne4 74. Nd4 Nc5 75. Nb5 Nd7 76. Nc3 Nb6 77. Nxa4 1/2-1/2

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "4"]
[White "Damke, Boris"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "132"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. c3 Nc6 5. Bd3 d5 6. Nbd2 Bd6 7. 0-0 Bd7 8. dxc5 Bxc5 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qc7 12. Qe2 h6 13. Be3 Bxe3 14. Qxe3 0-0 15. Rfd1 a6 16. Rd2 Rfc8 17. Rad1 Be8 18. Nd4 Na5 19. Bd3 Nc4 20. Bxc4 Qxc4 21. Nb3 Qa4 22. Nc1 Qg4 23. Rd4 Qg6 24. Qd3 Qg5 25. Qd2 Qh5 26. Qe2 Qa5 27. Qg4 Bb5 28. Qh5 Qc7 29. Ne2 Qe7 30. Rd6 Rd8 31. R6d4 Rxd4 32. Rxd4 Rd8 33. Rxd8+ Qxd8 34. Nd4 Be8 35. Qc5 Kh8 36. h3 Qd7 37. b3 Kg8 38. a3 f6 39. Qc4 Bf7 40. Qe2 e5 41. Nc2 Bxb3 42. Ne3 b5 43. Qf3 Be6 44. Qe4 Kf7 45. c4 bxc4 46. Nxc4 Qd5 47. Qxd5 Bxd5 48. Ne3 Ke6 49. Kf1 f5 50. g3 f4 51. Nc2 g5 52. Ke2 Bg2 53. h4 gxh4 54. gxh4 Bd5 55. Nb4 e4 56. Kd2 a5 57. Nc2 Kf5 58. Kc3 Kg4 59. Kd4 Bb7 60. Ke5 e3 61. fxe3 f3 62. e4 f2 63. Ne3+ Kf3 64. Kd4 Bxe4 65. Nc4 Ke2 66. Ne3 Bg6 0-1

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "2"]
[White "Hajok, Hans Georg"]
[Black "Heidorn, Oliver"]
[Result "0-1"]
[ECO "C32"]
[PlyCount "56"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Be3 Qh4+ 7. g3 Nxg3 8. Nf3 Qe7 9. hxg3 Qxe3+ 10. Qe2 Bc5 11. Qxe3+ Bxe3 12. Bd3 Bc1 13. Nbd2 Bxb2 14. Rb1 Bc3 15. Ng5 h6 16. Rb3 Ba5 17. Bb5+ Bd7 18. Re3+ Kf8 19. Bc4 f6 20. Ne6+ Bxe6 21. dxe6 Bxd2+ 22. Kxd2 Ke7 23. Rb1 Rd8+ 24. Ke2 b6 25. Re4 Nc6 26. c3 f5 27. Re3 Rd6 28. Rb5 Rf8 0-1

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "3"]
[White "Heidorn, Oliver"]
[Black "Braeutigam, Rudolf"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "42"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. Nf3 g6 7. 0-0 Bg7 8. d3 Nf6 9. h3 0-0 10. Be3 Rb8 11. Rb1 Nd7 12. Qd2 d5 13. exd5 cxd5 14. Nxd5 Bb7 15. Nc3 Qa5 16. a3 Bxf3 17. Rxf3 Bxc3 18. Qd1 Rxb2 19. Rxb2 Bxb2 20. Kh1 Qxa3 21. Rg3 Qa1 0-1

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "6"]
[White "Heidorn, Oliver"]
[Black "Jacobs, Hermann"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "99"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. f3 Bc8 7. Bf4 e6 8. Nh3 Nc6 9. Nd2 Nh5 10. Bg3 Nxg3 11. hxg3 e5 12. Qe2 Qe7 13. dxe5 Qxe5 14. 0-0-0 Qxe2 15. Bxe2 Bxh3 16. Rxh3 0-0-0 17. Nb3 Be7 18. Rh5 Bf6 19. Rhxd5 Rxd5 20. Rxd5 Rd8 21. Rxd8+ Nxd8 22. Bc4 Kd7 23. f4 b6 24. Kd2 Ke7 25. Nd4 Bxd4 26. cxd4 f6 27. Kc3 Nb7 28. b4 Nd6 29. Bd3 Kd7 30. Bxh7 f5 31. d5 Ke7 32. Kd4 Kf6 33. Bg8 Nb5+ 34. Kd3 Nd6 35. a4 Ne8 36. a5 Nd6 37. Be6 Ne8 38. g4 fxg4 39. Bxg4 Nd6 40. axb6 axb6 41. Bd7 g5 42. fxg5+ Kxg5 43. g4 Kf6 44. Kd4 Nf7 45. Bf5 Nd6 46. Bd3 Nf7 47. d6 Nxd6 48. Kd5 Nf7 49. Bf5 Ne5 50. Kd6 1-0

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "1"]
[White "Heidorn, Oliver"]
[Black "Klemens, Martina"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "87"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 0-0 7. 0-0 Nbd7 8. Be3 Ne5 9. Bb3 b6 10. Qd2 Bb7 11. f3 c6 12. Nf5 Qc7 13. h4 Ne8 14. h5 Kh8 15. Bd4 Bf6 16. g4 g6 17. Qh6 Rg8 18. hxg6 Nxg6 19. Bxf6+ Nxf6 20. Kf2 d5 21. Rh1 Qf4 22. Qxf4 Nxf4 23. Nd6 Ba6 24. Nxf7+ Kg7 25. Ne5 Rac8 26. Kg3 Ng6 27. Nxg6 Kxg6 28. exd5 cxd5 29. Nxd5 Nxd5 30. Bxd5 Rh8 31. Rae1 Rc7 32. Re6+ Kg7 33. Be4 Bc4 34. Reh6 Bg8 35. g5 Kf8 36. g6 Rg7 37. Kf2 Bxa2 38. b3 Rd7 39. Ra1 Bxb3 40. cxb3 Rd2+ 41. Ke3 Rd7 42. Rxh7 Rhxh7 43. gxh7 Kg7 44. Rg1+ 1-0

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "5"]
[White "Heidorn, Oliver"]
[Black "Meudt, Markus"]
[Result "1/2-1/2"]
[ECO "C14"]
[PlyCount "42"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. Be3 c5 7. Qg4 g6 8. Bb5 Nc6 9. Nge2 h5 10. Qg3 Qb6 11. 0-0-0 a6 12. dxc5 Nxc5 13. Bxc6+ bxc6 14. Nd4 Rb8 15. Kd2 Bd7 16. a3 Qxb2 17. Rb1 Qxb1 18. Rxb1 Rxb1 19. Nxc6 Bxc6 20. Bxc5 Rb7 21. Bxe7 Rxe7 1/2-1/2

[Event "SVR-ch op"]
[Site "Reil"]
[Date "2000.??.??"]
[Round "7"]
[White "Heidorn, Oliver"]
[Black "Schmidt, Waldemar"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "118"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 a6 5. g3 d5 6. e5 f5 7. d3 b5 8. a4 b4 9. Ne2 a5 10. b3 Ba6 11. Ng5 Qd7 12. Ng1 g6 13. h4 h6 14. N5h3 Nge7 15. h5 0-0-0 16. Be3 d4 17. Bf2 gxh5 18. Qxh5 Rg8 19. Bg2 Nd5 20. Bxd5 Qxd5 21. Qf3 Qd7 22. Rh2 Bb7 23. Qd1 Ne7 24. Qd2 Nd5 25. Ne2 Bc6 26. Qc1 Rg4 27. Kd2 Qg7 28. Qe1 Be7 29. Nhg1 Rg8 30. Rh3 Bd8 31. Qf1 Qg6 32. Nf3 Qg7 33. Qh1 Nc7 34. Rf1 Be7 35. Be1 Bf8 36. Qh2 Nd5 37. Bf2 Qd7 38. Nfg1 Nc3 39. Nxc3 bxc3+ 40. Ke2 Qd5 41. Ra1 Rh8 42. Rh5 Bg7 43. Be1 Rd8 44. Qf2 Qd7 45. Nf3 Qf7 46. Rh4 Rg6 47. Rh3 Qb7 48. Nh4 Rg4 49. Bxc3 dxc3 50. Qxc5 Qc7 51. Kf2 Bf8 52. Qxc3 Qb6+ 53. Ke2 Bb4 54. Qc4 Kb7 55. Nf3 Rdg8 56. Rf1 Rc8 57. Nh2 Bg2 58. Qb5 Qxb5 59. axb5 Rxc2+ 0-1

