[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "3"]
[White "Dederichs, Wolfgang"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1560"]
[BlackElo "1676"]
[PlyCount "70"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. g3 Nf6 4. Bg2 c6 5. a3 Be6 6. d3 Be7 7. Nf3 Nbd7 8. Bg5 h6 9. Bd2 Nf8 10. 0-0 Ng6 11. b4 0-0 12. Ne4 Qc7 13. Nxf6+ Bxf6 14. Qc1 e4 15. dxe4 Bxa1 16. Qxa1 Qe7 17. Bc3 f6 18. Nd4 Ne5 19. Nf5 Bxf5 20. exf5 Nxc4 21. e3 d5 22. Qc1 Rad8 23. Qc2 Nd6 24. Qb3 Nxf5 25. e4 Nd6 26. exd5 Kh8 27. dxc6 bxc6 28. Bxc6 Rc8 29. Bg2 Nb5 30. Ba1 Rc7 31. Qa4 Qe2 32. Qa5 Rfc8 33. Qa6 Rc1 34. h4 Rxf1+ 35. Bxf1 Rc1 0-1

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "6"]
[White "Homann, Christoph"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1610"]
[BlackElo "1690"]
[PlyCount "77"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Bg5 Be7 7. 0-0 d6 8. Re1 0-0 9. Qd2 Nbd7 10. Rad1 c5 11. Bf1 cxd4 12. Nxd4 d5 13. exd5 exd5 14. Bb5 Bb4 15. Bxd7 Qxd7 16. Bxf6 gxf6 17. a3 Bd6 18. Nf3 Kh8 19. Nxd5 Qf5 20. Ne3 Qg6 21. Nh4 Qg5 22. Qxd6 Qxh4 23. Qg3 Qh5 24. Rd7 Bc6 25. Rd6 Rg8 26. Qf4 Rg6 27. Rxc6 Rag8 28. Rxf6 Rg5 29. Rxf7 Qg6 30. Qd4+ Qg7 31. Rxg7 R8xg7 32. Qd8+ Rg8 33. Qf6+ R8g7 34. Nf5 Rxg2+ 35. Kf1 Rg1+ 36. Ke2 R1g6 37. Qxg7+ Rxg7 38. Nxg7 Kxg7 39. Kf3 1-0

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "1"]
[White "Schriefer, Leo Hans"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1455"]
[BlackElo "1659"]
[PlyCount "60"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. e5 Ne7 6. Bg5 0-0 7. Bb5 a6 8. Ba4 b5 9. Bb3 Qe8 10. a3 Ba5 11. 0-0 Bb6 12. d5 Ng6 13. Qd2 c5 14. dxc6 dxc6 15. Qd6 Nd7 16. Rad1 Nc5 17. Nh4 Rd8 18. Bxd8 Bxd8 19. Nxg6 fxg6 20. Qxc5 Bg5 21. Qd6 Bc8 22. Ne4 Bf4 23. Nc5 g5 24. Nxe6 Bxe6 25. Bxe6+ Kh8 26. Bd7 Qf7 27. Qxc6 Qh5 28. Bh3 g4 29. Qxa6 gxh3 30. g3 Qf3 0-1

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "5"]
[White "Serrer, David"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1898"]
[BlackElo "1698"]
[PlyCount "51"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Qe2 Be7 7. Bf4 d6 8. 0-0-0 Nbd7 9. e5 dxe5 10. dxe5 Nd5 11. Nxd5 Bxd5 12. Be4 c6 13. c4 Bxe4 14. Qxe4 Qc7 15. Kb1 a5 16. h4 Nc5 17. Qc2 0-0 18. Ng5 Bxg5 19. hxg5 g6 20. Qc3 Ne4 21. Qh3 h5 22. gxh6 Nxf2 23. h7+ Kh8 24. Qh4 Nxh1 25. Qf6+ Kxh7 26. Rxh1+ 1-0

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "7"]
[White "Vollenberg, Joerg"]
[Black "Kausche, Andre"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1670"]
[BlackElo "1577"]
[PlyCount "26"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nc3 c6 4. Nf3 Bf5 5. e3 h6 6. Ne2 e6 7. Ng3 Bh7 8. c4 Bd6 9. Ne5 dxc4 10. Bxc4 0-0 11. Bd3 Bxd3 12. Qxd3 Qa5+ 13. Qc3 Bb4 0-1

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "4"]
[White "Vollenberg, Joerg"]
[Black "Marcziter, Alex"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1694"]
[BlackElo "1768"]
[PlyCount "51"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nc3 d5 4. a3 Be7 5. e3 0-0 6. Nf3 c5 7. Be2 a6 8. 0-0 Nc6 9. Ne5 Nxe5 10. Bxe5 Bd6 11. Bxd6 Qxd6 12. dxc5 Qxc5 13. Bf3 Bd7 14. Qd2 Bc6 15. Rfd1 Rad8 16. Qd4 Qd6 17. Qh4 Rfe8 18. e4 Qc5 19. e5 Nd7 20. Qg3 d4 21. Bxc6 bxc6 22. Ne2 Qxe5 23. Qd3 c5 24. Qxa6 Ra8 25. Qd3 Rab8 26. b3 1/2-1/2

[Event "GER Cup Net Final-C U1600"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Winkler, Andreas1111"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1667"]
[BlackElo "1481"]
[PlyCount "91"]
[EventDate "2020.06.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. Nc3 Nf6 4. e3 e6 5. a3 Bd6 6. Bg3 0-0 7. Nf3 c6 8. Be2 Bxg3 9. hxg3 h6 10. Nh4 Bh7 11. g4 Ne4 12. Nf3 Nd7 13. Bd3 c5 14. Nd2 Nxc3 15. bxc3 Bxd3 16. cxd3 b6 17. Nf3 c4 18. g5 e5 19. gxh6 g6 20. dxe5 Qe8 21. d4 Qe7 22. Nh4 Kh7 23. Qg4 Qe6 24. Qf4 Rg8 25. Nf3 Qf5 26. Ng5+ Kh8 27. Nxf7+ Kh7 28. Ng5+ Kh8 29. Qxf5 gxf5 30. Nf7+ Kh7 31. g3 Nf8 32. 0-0-0 Ne6 33. Rh5 Kg6 34. h7 Kxf7 35. hxg8Q+ Rxg8 36. Rdh1 Ng5 37. f4 Ne4 38. Rxf5+ Ke8 39. Rh7 Nxc3 40. Rff7 Rxg3 41. Rxa7 Ne2+ 42. Kd2 c3+ 43. Kxe2 Rg2+ 44. Kf3 Rg7 45. Rhxg7 Kf8 46. Rgb7 1-0

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "1"]
[White "Birk, Wilfried Christoph"]
[Black "Vollenberg, Joerg"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1449"]
[BlackElo "1687"]
[PlyCount "57"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c3 Bf5 4. e3 Nf6 5. Bd3 Bg6 6. 0-0 e6 7. Bxg6 hxg6 8. Nbd2 Qd6 9. h3 0-0-0 10. a4 Ne4 11. b4 g5 12. Nxe4 dxe4 13. Nxg5 f6 14. Nf7 Qe7 15. Nxh8 Qe8 16. b5 Nb8 17. a5 Bd6 18. b6 a6 19. bxc7 Bxc7 20. c4 Qxh8 21. c5 g5 22. f3 Qh4 23. Qe1 Bg3 24. Qd2 Bc7 25. Qf2 Bg3 26. Qe2 Bc7 27. Qf2 Bg3 28. Qe2 Bc7 29. Qf2 1/2-1/2

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "2"]
[White "Karpe, Sebastian"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1355"]
[BlackElo "1687"]
[PlyCount "90"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bd7 7. Nf3 Nc6 8. Be2 Ne7 9. 0-0 Ng6 10. h3 c6 11. Bf4 Be7 12. Bh2 Bg5 13. Qc2 0-0 14. Bd3 Nf4 15. Bxf4 Bxf4 16. g3 Bh6 17. e5 g6 18. Kh2 Bg7 19. Rae1 Rc8 20. Re4 Qa5 21. Rg4 c5 22. Qd2 Bc6 23. c4 Qc7 24. h4 Bxf3 25. Rf4 Bc6 26. h5 Qe7 27. Rh4 cxd4 28. h6 Bxe5 29. Qe2 Bf6 30. Rg4 Bg5 31. Qe5 Bxh6 32. Rh4 Bg7 33. Qf4 Qf6 34. Qg4 Bf3 35. Qh3 Rc5 36. Rxh7 Rh5 37. Rxh5 Bxh5 38. Rg1 g5 39. Re1 Bg6 40. Be2 d3 41. Bg4 d2 42. Rd1 Qxf2+ 43. Qg2 Qxg2+ 44. Kxg2 Bc3 45. Kf2 Bc2 0-1

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "5"]
[White "Pottgiesser, Ulrich"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1439"]
[BlackElo "1687"]
[PlyCount "116"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. f3 e6 4. Nc3 d5 5. e5 c5 6. Be3 cxd4 7. Bxd4 Nc6 8. a3 Bc5 9. Bxc5 bxc5 10. Bb5 Qc7 11. Qd2 Qxe5+ 12. Qe2 Qxe2+ 13. Ngxe2 Nge7 14. 0-0 0-0 15. Nf4 Nf5 16. Rfe1 a6 17. Bd3 Nfd4 18. Na4 c4 19. c3 Nb3 20. Bc2 Nxa1 21. Rxa1 Na5 22. Nc5 Bc6 23. b4 cxb3 24. Nxb3 Nxb3 25. Bxb3 Rab8 26. Bd1 Bb5 27. Rc1 Rfc8 28. Kf2 Rc7 29. Ke3 Rbc8 30. Kd2 Rd7 31. a4 Bc4 32. Nd3 Bxd3 33. Kxd3 d4 34. c4 Rdc7 35. Bb3 Rb8 36. Ba2 Rb2 37. Rc2 Rxc2 38. Kxc2 e5 39. Kd3 Kf8 40. Ke4 f6 41. f4 Rc5 42. f5 Ke7 43. g4 Kd6 44. h3 Ra5 45. Bb3 Kc5 46. Kd3 Kb4 47. Bc2 Rc5 48. Ke4 Rxc4 49. Bd3 Rc6 50. Kd5 Rc3 51. Bxa6 d3 52. Bb5 d2 53. Be2 Rc1 54. a5 d1Q+ 55. Bxd1 Rxd1+ 56. Ke6 Kxa5 57. Kf7 Rd7+ 58. Ke6 Rb7 0-1

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "8"]
[White "Segermann, Nils"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "C23"]
[WhiteElo "1692"]
[BlackElo "1687"]
[PlyCount "77"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Qh5 Qf6 4. Nf3 d6 5. Nc3 Be6 6. Bxe6 Qxe6 7. Nd5 Qd7 8. Qg5 f6 9. Qg3 c6 10. Nc3 Ne7 11. d3 Ng6 12. Nh4 Qf7 13. Nxg6 hxg6 14. Be3 Bb4 15. Bd2 Bc5 16. Na4 Bb6 17. Nxb6 axb6 18. a3 Nd7 19. Qe3 c5 20. f4 Rh4 21. fxe5 Nxe5 22. Qg3 Rg4 23. Qf2 g5 24. h3 Rh4 25. Bc3 Qe6 26. Bxe5 Qxe5 27. c3 c4 28. 0-0-0 0-0-0 29. Qxb6 cxd3 30. Rxd3 Rxe4 31. Rhd1 Re1 32. Qb3 Rd7 33. Rd5 Qe3+ 34. Kb1 Qe4+ 35. Ka2 Rxd1 36. Rxd1 d5 37. Rd4 Qe5 38. Qa4 Kb8 39. Qxd7 1-0

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "7"]
[White "Siemianowski, Regina"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1477"]
[BlackElo "1687"]
[PlyCount "132"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. Be3 Be7 6. Nge2 d6 7. f3 0-0 8. Qd2 Nbd7 9. 0-0-0 a5 10. g4 Re8 11. g5 Nh5 12. h4 g6 13. Nf4 Ng7 14. Rdg1 Nf8 15. h5 Bxg5 16. hxg6 fxg6 17. Qh2 Bc8 18. Nd1 e5 19. Nd5 Bxe3+ 20. N5xe3 Qf6 21. Ng4 Bxg4 22. dxe5 Rxe5 23. fxg4 Rae8 24. Nc3 c6 25. Rf1 Qg5+ 26. Kb1 Qxg4 27. Rxf8+ Rxf8 28. Qxh7+ Kf7 29. Rf1+ Ke8 30. Qxg7 Rxf1+ 31. Bxf1 Qg1 32. Qf6 Re7 33. a3 Rf7 34. Qh8+ Ke7 35. Qh3 Rxf1+ 36. Ka2 b5 37. Qc8 Ra1+ 38. Kb3 a4+ 39. Kb4 Qc5+ 40. Ka5 Qa7+ 41. Qa6 Qxa6+ 42. Kxa6 g5 43. Kb6 Kd7 44. Ne2 g4 45. Nf4 Rf1 46. Ne2 Rf2 47. Ng3 Rxc2 48. b4 Rc3 49. Ka5 Rxg3 50. Kb6 Rxa3 51. e5 dxe5 52. Kb7 e4 53. Kb6 e3 54. Kb7 e2 55. Kb8 e1Q 56. Kb7 g3 57. Kb8 g2 58. Ka7 g1Q+ 59. Kb7 Qgg3 60. Ka8 Qg8+ 61. Kb7 Qc8+ 62. Ka7 Qe5 63. Kb6 Qeb8+ 64. Ka5 Qa8+ 65. Kb6 Qcb8+ 66. Kc5 Qaa7# 0-1

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Espig, Nils"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1687"]
[BlackElo "1622"]
[PlyCount "147"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 g6 4. Nc3 Nf6 5. Nb5 e5 6. dxe5 Nh5 7. Nf3 a6 8. Nbd4 Bg7 9. Nxc6 bxc6 10. Be2 Qe7 11. 0-0 Qb4 12. Qd4 Qxd4 13. Nxd4 c5 14. Nb3 c4 15. Nd4 Nxf4 16. exf4 f6 17. exf6 Bxf6 18. c3 0-0 19. Bf3 Bb7 20. Ne6 Rfc8 21. Bg4 h5 22. Bh3 c6 23. Rfe1 Re8 24. Red1 Re7 25. Re1 Rae8 26. Kf1 Kf7 27. Nc5 Bc8 28. Bxc8 Rxc8 29. Rxe7+ Bxe7 30. Nxa6 Ra8 31. Nb4 Bxb4 32. cxb4 Rb8 33. a3 c5 34. Re1 cxb4 35. axb4 Rxb4 36. Re2 d4 37. Ke1 d3 38. Rd2 Kf6 39. f3 Kf5 40. Kf2 Kxf4 41. g3+ Kf5 42. Ke3 Ke5 43. f4+ Kd5 44. h3 Rb8 45. g4 Re8+ 46. Kf3 hxg4+ 47. hxg4 Re4 48. Kg3 Re2 49. Rxe2 dxe2 50. Kf2 Ke4 51. Kxe2 Kxf4 52. Kd2 Kxg4 53. Kc3 Kf3 54. Kxc4 g5 55. b4 g4 56. b5 g3 57. b6 g2 58. b7 g1Q 59. b8Q Qf1+ 60. Kc3 Qc1+ 61. Kd4 Qg1+ 62. Kd5 Qd1+ 63. Kc4 Qc1+ 64. Kd4 Qe3+ 65. Kd5 Qe4+ 66. Kc5 Qf5+ 67. Kc4 Qg4+ 68. Kc3 Qg7+ 69. Kc2 Qg2+ 70. Kc1 Qf1+ 71. Kc2 Qe2+ 72. Kc1 Qc4+ 73. Kb2 Qd4+ 74. Kc2 1/2-1/2

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "3"]
[White "Vollenberg, Joerg"]
[Black "Hellmich, Michael"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1687"]
[BlackElo "1382"]
[PlyCount "48"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. a3 f5 4. Nc3 Nf6 5. e3 c6 6. Nf3 Be7 7. Be2 0-0 8. Ne5 Nbd7 9. Bh5 Nxh5 10. Qxh5 Nf6 11. Qh3 Ne4 12. Nf3 Bd7 13. Nd2 Be8 14. Qf3 Bg5 15. g3 Qe7 16. h4 Bf6 17. g4 Qf7 18. Ncxe4 fxe4 19. Qxe4 dxe4 20. Nxe4 e5 21. dxe5 Bxe5 22. Bxe5 Qd5 23. Bxg7 Kxg7 24. Nc3 Qxh1+ 0-1

[Event "GER Cup Net V4 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.31"]
[Round "4"]
[White "Vollenberg, Joerg"]
[Black "Nelles, Werner"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1687"]
[BlackElo "1428"]
[PlyCount "149"]
[EventDate "2020.05.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. Nf3 Bg4 4. e3 Bxf3 5. Qxf3 Nf6 6. c3 Ne4 7. Qd1 e6 8. Bd3 Qf6 9. Qc2 Bd6 10. Bxe4 Bxf4 11. Bxd5 exd5 12. exf4 Qxf4 13. 0-0 0-0 14. Na3 a6 15. Rae1 Rfe8 16. Re2 Rxe2 17. Qxe2 Qe4 18. Qd2 Re8 19. f3 Qe3+ 20. Qxe3 Rxe3 21. Nc2 Re2 22. Rc1 h6 23. Kf1 Re7 24. Ne1 g5 25. Nd3 f6 26. Nc5 Na5 27. b4 Nc4 28. Nxb7 c6 29. Nc5 Nd2+ 30. Kf2 Nc4 31. Re1 Rxe1 32. Kxe1 Ne3 33. Kf2 Nd1+ 34. Ke1 Nxc3 35. Nxa6 Nxa2 36. Kd2 Kf7 37. Kc2 Ke6 38. Kb2 Nxb4 39. Nxb4 Kd6 40. Kc3 c5 41. Na6 cxd4+ 42. Kxd4 Ke6 43. Nb4 f5 44. Nxd5 f4 45. Ke4 h5 46. Nxf4+ gxf4 47. Kxf4 Kf6 48. g4 h4 49. h3 Kg6 50. Ke5 Kf7 51. Kf4 Kg6 52. Ke5 Kf7 53. Kf5 Kg7 54. Kg5 Kh7 55. Kxh4 Kg6 56. f4 Kf6 57. Kh5 Kf7 58. Kh6 Kg8 59. Kg6 Kh8 60. f5 Kg8 61. f6 Kh8 62. Kf7 Kh7 63. Ke7 Kg8 64. f7+ Kg7 65. f8Q+ Kg6 66. Qf6+ Kh7 67. g5 Kg8 68. Qf7+ Kh8 69. Qf3 Kg8 70. g6 Kg7 71. Qf6+ Kh6 72. g7+ Kh7 73. h4 Kg8 74. Qf8+ Kh7 75. g8Q# 1-0

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "9"]
[White "Dietz, Helena"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1898"]
[BlackElo "1695"]
[PlyCount "53"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 b6 2. e4 Bb7 3. Nc3 e6 4. Bd3 c5 5. Nf3 Nc6 6. d5 exd5 7. Nxd5 d6 8. 0-0 Nge7 9. Re1 Ne5 10. Nxe5 dxe5 11. Bb5+ Bc6 12. a4 f6 13. Qh5+ Kd7 14. Rd1 Ke6 15. Nxe7 Bxb5 16. Rxd8 Rxd8 17. axb5 Bxe7 18. Be3 Rd7 19. Qf5+ Kf7 20. Qxd7 Rd8 21. Qxa7 Re8 22. g3 Kg6 23. Qxb6 Rd8 24. Qxd8 Bxd8 25. Bxc5 Kf7 26. b6 Bxb6 27. Bxb6 1-0

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "1"]
[White "Grave, Lukas"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1426"]
[BlackElo "1695"]
[PlyCount "58"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. a3 c5 5. Nf3 Nf6 6. Bd3 Be7 7. e5 Nd5 8. Be4 Nxc3 9. Bxb7 Nxd1 10. Kxd1 Nc6 11. Bxc6 dxc6 12. c3 0-0 13. Kc2 cxd4 14. Nxd4 Qc7 15. Nf3 Rad8 16. Bg5 Bxg5 17. Nxg5 Qxe5 18. Nf3 Qe4+ 19. Kb3 a5 20. Rhe1 Qd5+ 21. Kc2 a4 22. Rad1 Qb3+ 23. Kc1 Rd5 24. Nd2 Qa2 25. c4 Rd4 26. Re3 Rfd8 27. Kc2 b5 28. Nb1 Rxd1 29. Nc3 Qb3# 0-1

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "7"]
[White "Hoke, Joshua Sky"]
[Black "Vollenberg, Joerg"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1623"]
[BlackElo "1695"]
[PlyCount "132"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. a3 d6 5. Nf3 Nd7 6. Bd3 Ngf6 7. 0-0 Be7 8. Bf4 0-0 9. Re1 Nh5 10. Bd2 Nhf6 11. Qe2 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Rad1 Bd6 15. Ba6 Bc6 16. Bb5 Bb7 17. Bg5 Qe7 18. Qc4 c6 19. Bxc6 Rac8 20. Nd5 Qd8 21. Bxf6 gxf6 22. Qd3 Bxc6 23. Qg3+ Kh8 24. Nb4 Qe7 25. Nxc6 Rxc6 26. c3 Rg8 27. Qf3 Rg6 28. Rd3 Qf8 29. Red1 Bc7 30. Rd7 Qc5 31. Rd8+ Kg7 32. R8d7 Rd6 33. R7xd6 Bxd6 34. Rd5 Qc6 35. g3 Bc5 36. Qd3 Kh6 37. Qd2+ Kg7 38. Rd7 Qe6 39. Rd5 Qg4 40. b4 Qe6 41. bxc5 Qg4 42. cxb6 Qxe4 43. Qd3 Qe1+ 44. Kg2 axb6 45. Qd2 Qb1 46. c4 e4 47. Rd4 Rg5 48. Qe3 Re5 49. Rd5 Re6 50. Rd4 Qc2 51. Qd2 Qb1 52. Qd1 Qb2 53. Qg4+ Kf8 54. Rd8+ Ke7 55. Rb8 Qxa3 56. Qf4 Qd3 57. Qe3 Qxc4 58. Rxb6 Rxb6 59. Qxb6 e3 60. Qb7+ Kf8 61. Qb8+ Kg7 62. fxe3 Qe2+ 63. Kh3 Qh5+ 64. Kg2 Qe2+ 65. Kh3 Qh5+ 66. Kg2 Qe2+ 1/2-1/2

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "6"]
[White "Nelles, Werner"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1409"]
[BlackElo "1695"]
[PlyCount "46"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. Bc4 Bb4 5. a3 Bxc3 6. bxc3 Bxe4 7. 0-0 d5 8. Ba2 Ne7 9. d3 Bg6 10. c4 c6 11. cxd5 exd5 12. Ne5 Qd6 13. Nxg6 Qxg6 14. Re1 Qd6 15. Bb2 Rg8 16. Qg4 Nd7 17. Re2 0-0-0 18. Rae1 Ng6 19. Bc1 Kb7 20. c4 Nf6 21. Qf3 Rde8 22. Rxe8 Rxe8 23. cxd5 Rxe1# 0-1

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "8"]
[White "Vollenberg, Joerg"]
[Black "Birk, Wilfried Christoph"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1695"]
[BlackElo "1436"]
[PlyCount "55"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nc3 e6 4. a3 Bd6 5. Bg5 Nbd7 6. Nb5 Be7 7. Bf4 Bd6 8. Bxd6 cxd6 9. Nxd6+ Ke7 10. Nxc8+ Rxc8 11. c3 b6 12. e3 Ne4 13. Bd3 f5 14. Qh5 g6 15. Qh4+ Ke8 16. Qxd8+ Rxd8 17. f3 Nef6 18. Ne2 h5 19. Nf4 Nf8 20. Bb5+ Ke7 21. Rc1 g5 22. Nd3 Ra8 23. Ne5 a6 24. Bc6 Rc8 25. Bb7 Rc7 26. Bxa6 Kd6 27. Bb5 N8d7 28. Nf7+ 1-0

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "5"]
[White "Vollenberg, Joerg"]
[Black "Burkart, Lloyd Shang"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1695"]
[BlackElo "1844"]
[PlyCount "120"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[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. Bf4 b6 3. Nc3 Bb7 4. Nf3 e6 5. a3 Be7 6. e3 0-0 7. Be2 c5 8. 0-0 Nc6 9. dxc5 bxc5 10. Nb5 d5 11. Nc3 Rc8 12. Rc1 Re8 13. Bd3 Qb6 14. Rb1 h6 15. Qd2 Nh5 16. Bg3 Nxg3 17. hxg3 Bf6 18. Na4 Qa5 19. Qxa5 Nxa5 20. Bb5 Red8 21. Nc3 d4 22. exd4 cxd4 23. Ne2 Rxc2 24. Rfd1 e5 25. Bd3 Rc7 26. b4 Nc6 27. Nd2 Ne7 28. Ne4 Rdc8 29. Nxf6+ gxf6 30. Rdc1 Nd5 31. Rxc7 Rxc7 32. Be4 Kf8 33. Kf1 Ke7 34. Rc1 Rxc1+ 35. Nxc1 Ba6+ 36. Ke1 Kd6 37. Kd2 Nc3 38. Ba8 e4 39. Nb3 Ke5 40. f4+ exf3 41. gxf3 Nb1+ 42. Kd1 Nxa3 43. f4+ Kf5 44. Nxd4+ Kg4 45. Bd5 Kxg3 46. Bxf7 Kxf4 47. Ne6+ Kf5 48. Nc7 Bc4 49. Be8 Kg5 50. b5 h5 51. Ke1 h4 52. Kf2 f5 53. Kg2 f4 54. Bd7 Nc2 55. Na8 Ne3+ 56. Kh2 f3 57. b6 axb6 58. Nxb6 Bf1 59. Na4 Kf4 60. Nc3 Ng4+ 0-1

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "3"]
[White "Vollenberg, Joerg"]
[Black "Ruddat, Mathias"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1695"]
[BlackElo "1510"]
[PlyCount "83"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[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. Bf4 e6 3. a3 d5 4. Nf3 c5 5. e3 cxd4 6. exd4 Be7 7. Nc3 Nbd7 8. Nb5 Qa5+ 9. c3 0-0 10. Nc7 e5 11. dxe5 Qxc7 12. exf6 Qxf4 13. fxe7 Re8 14. Qxd5 Rxe7+ 15. Be2 Nb6 16. Qd4 Qxd4 17. Nxd4 Nc4 18. b3 Nb2 19. Kd2 Be6 20. Rab1 Na4 21. bxa4 Rd8 22. Kc1 Bd5 23. f3 Rde8 24. Bd3 a6 25. Kd2 Ba2 26. Rbe1 Rxe1 27. Rxe1 Rxe1 28. Kxe1 Kf8 29. Be4 b6 30. Nc6 b5 31. axb5 axb5 32. Bd3 Bd5 33. Nb4 h5 34. Bxb5 Ba8 35. Kd2 g5 36. Bc6 Bxc6 37. Nxc6 f5 38. a4 Ke8 39. a5 Kd7 40. Nd4 f4 41. Kd3 h4 42. Ke4 1-0

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Winkler, Andreas1111"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1695"]
[BlackElo "1468"]
[PlyCount "85"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. Nc3 Nf6 4. Nf3 e6 5. a3 Be7 6. e3 0-0 7. Be2 Nbd7 8. Nb5 e5 9. Nxe5 c6 10. Nxd7 cxb5 11. Nxf8 Bxf8 12. Bxb5 Bd6 13. Bxd6 Qxd6 14. Bd3 Bxd3 15. Qxd3 a6 16. 0-0 h6 17. h3 b5 18. a4 b4 19. b3 Ne4 20. f3 Nc3 21. Rae1 Re8 22. e4 dxe4 23. fxe4 Qg6 24. Rf3 Qb6 25. Kh1 Qd8 26. Qc4 Nd5 27. Ref1 Rxe4 28. Rxf7 Kh7 29. Qd3 Qh4 30. R1f3 Qe1+ 31. Kh2 Qh4 32. Rg3 Nf6 33. Rfxg7+ Kh8 34. Qxa6 Re8 35. Qc6 Rf8 36. d5 Qf4 37. Qd6 Qxd6 38. R7g6 Qe5 39. Rxh6+ Nh7 40. Rhg6 Nf6 41. Rh6+ Nh7 42. Rhg6 Nf6 43. Rh6+ 1/2-1/2

[Event "GER Cup Net V3 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.27"]
[Round "4"]
[White "Wolff, Calvin"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1902"]
[BlackElo "1695"]
[PlyCount "108"]
[EventDate "2020.05.27"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bc4 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. f3 Bg6 8. Nh3 Nf6 9. 0-0 Nc6 10. d5 Ne7 11. Nf4 0-0 12. dxe6 dxe6 13. Qxd8 Raxd8 14. Nxg6 Nxg6 15. Bxf6 gxf6 16. Rad1 Ne5 17. Bb3 c5 18. c3 Nd3 19. Bc2 Nxb2 20. Rxd8 Rxd8 21. Rb1 Nc4 22. Bb3 Nd2 23. Rd1 Kf8 24. Kf2 Ke7 25. Ke2 Nxb3 26. Rxd8 Kxd8 27. axb3 Kd7 28. g4 Kd8 29. h4 Kd7 30. Kd3 Kd6 31. Ke4 b5 32. f4 a5 33. g5 fxg5 34. hxg5 a4 35. bxa4 bxa4 36. Kd3 Kd5 37. Kc2 Kc4 38. Kb2 Kd3 39. Ka3 Kxc3 40. Kxa4 c4 41. Kb5 Kd3 42. Kc5 c3 43. Kd6 c2 44. Ke7 c1Q 45. Kxf7 Qxf4+ 46. Kxe6 Qxg5 47. Kf7 h5 48. Kf8 h4 49. Kf7 h3 50. Ke8 h2 51. Kf7 h1Q 52. Ke8 Qhh6 53. Kf7 Qgg7+ 54. Ke8 Qhh8# 0-1

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "6"]
[White "Badrinarayanan, Harini"]
[Black "Vollenberg, Joerg"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1748"]
[BlackElo "1640"]
[PlyCount "17"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. d5 Nf6 4. Nc3 e6 5. a3 Be7 6. Bd3 d6 7. dxe6 fxe6 8. Nge2 0-0 9. 0-0 1/2-1/2

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "3"]
[White "Fock, Madiha"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1662"]
[BlackElo "1601"]
[PlyCount "124"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Be3 Bb4 5. Nge2 Nf6 6. f3 Be7 7. Ng3 d6 8. Bd3 Nbd7 9. 0-0 Nf8 10. Qe2 Ng6 11. Qf2 Rc8 12. Nb5 a6 13. Na3 0-0 14. c4 c5 15. d5 exd5 16. exd5 Nd7 17. b3 Nde5 18. Be4 Ba8 19. Nb1 Bf6 20. Nc3 Nxc4 21. Rac1 Nce5 22. f4 Ng4 23. Qf3 Nxe3 24. Qxe3 Re8 25. Qf3 Nh4 26. Qd3 Ng6 27. Qxa6 Bd4+ 28. Kh1 Be3 29. Rce1 Bxf4 30. Nh5 Be5 31. Na4 Qh4 32. h3 Qxh5 33. Nxb6 Rb8 34. Nd7 Bb7 35. Qc4 Qh4 36. Nxe5 Rxe5 37. Bxg6 Rxe1 38. Bxf7+ Kh8 39. Qxh4 Rxf1+ 40. Kh2 Rxf7 41. Qh5 Rbf8 42. Qg4 Bxd5 43. Qg5 Be4 44. a4 Rf2 45. a5 Rxg2+ 46. Qxg2 Bxg2 47. Kxg2 Ra8 48. Kf1 Rxa5 49. Ke2 Rb5 50. Kd3 Rxb3+ 51. Kc4 Rxh3 52. Kd5 Rh4 53. Kxd6 c4 54. Ke7 c3 55. Kf8 c2 56. Kf7 c1Q 57. Kf8 Qf4+ 58. Ke7 Qe5+ 59. Kd7 Rd4+ 60. Kc6 Rd6+ 61. Kb7 Qe7+ 62. Kb8 Rd8# 0-1

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "5"]
[White "Hausmann, Ulrich"]
[Black "Vollenberg, Joerg"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1607"]
[BlackElo "1642"]
[PlyCount "60"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bf5 3. e3 Nc6 4. d4 Nf6 5. c3 e6 6. Bd3 Bg6 7. 0-0 Be7 8. Ne5 Nxe5 9. fxe5 Ne4 10. Nd2 Bg5 11. Nxe4 dxe4 12. Bc2 Bf5 13. Qh5 Bh6 14. g4 Bg6 15. Qh3 Qg5 16. Qg3 Qe7 17. h4 f6 18. exf6 gxf6 19. h5 Bf7 20. Bxe4 c6 21. Bd2 Rg8 22. Qh4 Bg5 23. Qf2 0-0-0 24. Bxh7 Rg7 25. Be4 Qd6 26. Bg2 Rf8 27. e4 Rfg8 28. Bxg5 Rxg5 29. Qxf6 Bxh5 30. e5 Qd7 1/2-1/2

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "1"]
[White "Vollenberg, Joerg"]
[Black "Bock, Leonas"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1587"]
[BlackElo "1321"]
[PlyCount "65"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 e6 4. Nc3 e5 5. Be2 Be7 6. 0-0 c6 7. b3 Nbd7 8. Bb2 Qc7 9. d4 0-0 10. Rc1 b5 11. d5 Bb7 12. dxc6 Bxc6 13. Bxb5 Bxb5 14. Nxb5 Qc6 15. c4 Nxe4 16. Qe2 a6 17. Nc3 Nef6 18. Rfd1 Rfe8 19. Nd5 Nxd5 20. cxd5 Qb7 21. Rc2 Nf6 22. Rdc1 Rac8 23. Qd1 Rxc2 24. Rxc2 Nxd5 25. Nd2 Nf4 26. f3 f6 27. Nc4 d5 28. Na5 Qb6+ 29. Kh1 Qxa5 30. g3 Ng6 31. Qc1 Rd8 32. Rc7 d4 33. Qc4+ 1-0

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "9"]
[White "Vollenberg, Joerg"]
[Black "Dietz, Helena"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1666"]
[BlackElo "1886"]
[PlyCount "32"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[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 g6 3. Nc3 Bg7 4. d3 Nc6 5. Be3 d6 6. d4 cxd4 7. Nxd4 Nf6 8. Nxc6 bxc6 9. Bd3 0-0 10. 0-0 Qc7 11. f4 Ng4 12. Bd2 Qb6+ 13. Kh1 Nf2+ 14. Kg1 Nh3+ 15. Kh1 Qg1+ 16. Rxg1 Nf2# 0-1

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Fliegner, Thomas"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1594"]
[BlackElo "1320"]
[PlyCount "93"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 Bg4 6. Be2 e6 7. Bf4 Bd6 8. Bg3 Nf6 9. Nbd2 0-0 10. 0-0 a6 11. Rc1 Rc8 12. h3 Bxg3 13. fxg3 Bh5 14. g4 Bg6 15. Qe1 b5 16. a3 Ne4 17. Nxe4 Bxe4 18. Qg3 Qc7 19. Qh4 Qf4 20. Ng5 Qe3+ 21. Qf2 Qxf2+ 22. Rxf2 Bg6 23. h4 h6 24. Nh3 Be4 25. g5 hxg5 26. hxg5 Bf5 27. g4 Bg6 28. Rh2 Nxd4 29. Bd1 Nc6 30. Be2 e5 31. Kf2 e4 32. Rch1 f5 33. Nf4 Ne7 34. gxf5 Bxf5 35. g6 Bxg6 36. Rh8+ Kf7 37. Nxg6 Nxg6 38. R8h7 Ke6+ 39. Ke3 Rf7 40. Bh5 Rf3+ 41. Kd4 Nf4 42. Bxf3 Rc4+ 43. Ke3 exf3 44. Kxf3 Nd3 45. Rxg7 Nxb2 46. Rh6+ Ke5 47. Rg5# 1-0

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "7"]
[White "Vollenberg, Joerg"]
[Black "Homann, Christoph"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1645"]
[BlackElo "1561"]
[PlyCount "57"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Be3 Bxe3 6. fxe3 Nf6 7. Nc3 d6 8. d4 Bg4 9. Be2 0-0 10. Qd2 Re8 11. 0-0-0 exd4 12. exd4 Nxe4 13. Nxe4 Rxe4 14. Bd3 Re7 15. c3 Bxf3 16. gxf3 Re6 17. Rhg1 Qe7 18. Bc2 Re3 19. Qg2 f6 20. Qh3 Re8 21. Qxh6 g5 22. h4 Qg7 23. hxg5 Qxh6 24. gxh6+ Kf8 25. h7 Ke7 26. Rg8 Kf7 27. h8Q Rxg8 28. Bb3+ d5 29. Bxd5+ 1-0

[Event "GER Cup Net V2 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "4"]
[White "Vollenberg, Joerg"]
[Black "Ruddat, Mathias"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1622"]
[BlackElo "1511"]
[PlyCount "101"]
[EventDate "2020.05.22"]
[EventType "swiss (blitz)"]
[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 g6 3. c3 d5 4. exd5 Qxd5 5. Be2 Bg7 6. 0-0 Nf6 7. Na3 0-0 8. Nb5 Qc6 9. Na3 Nbd7 10. Nc4 b5 11. Nce5 Nxe5 12. Nxe5 Qd6 13. Nf3 Bb7 14. Bxb5 Ng4 15. g3 a6 16. Be2 Qc6 17. h3 Ne5 18. Kg2 Nd7 19. d4 cxd4 20. cxd4 Nb6 21. Be3 Nd5 22. Rc1 Nxe3+ 23. fxe3 Qd5 24. Bc4 Qh5 25. Kh2 Rac8 26. b3 Rfd8 27. Qe2 e6 28. Rf2 Qa5 29. a4 Rc7 30. Rcf1 Rdc8 31. Ng5 f5 32. Nxe6 Kh8 33. Nxc7 Rxc7 34. Rc1 Re7 35. Qd3 Be4 36. Qd2 Qxd2 37. Rxd2 h5 38. Bxa6 Re6 39. Rc8+ Kh7 40. Bc4 Rd6 41. Rf2 Bb7 42. Rc7 Be4 43. g4 hxg4 44. hxg4 fxg4 45. Rff7 Kh6 46. Rxg7 Kg5 47. Rgf7 Bf5 48. Rc5 g3+ 49. Kxg3 Rb6 50. e4 Rxb3+ 51. Bxb3 1-0

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "9"]
[White "Heidrich, Detlef"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1523"]
[BlackElo "1608"]
[PlyCount "71"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. h3 Nf6 4. Bf4 e6 5. e3 Bd6 6. Be5 Bxe5 7. Nxe5 Nxe5 8. dxe5 Nd7 9. Qd4 c5 10. Qf4 0-0 11. c4 Re8 12. Bd3 Nb6 13. cxd5 Qxd5 14. Be4 Qd7 15. Nc3 a6 16. Qh4 g6 17. 0-0 Qe7 18. Qg3 Rb8 19. Ne2 Nc4 20. Rac1 Nxb2 21. Nf4 Kh8 22. Rc2 Na4 23. Rfc1 b5 24. h4 Bb7 25. Bxb7 Rxb7 26. Nh3 Rd7 27. Ng5 f6 28. exf6 Qxf6 29. Ne4 Qf8 30. f4 c4 31. Qg5 Ree7 32. Nc5 Rc7 33. Nxa6 Ra7 34. Nb4 Rad7 35. Nc6 Rf7 36. Qe5+ 1-0

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "8"]
[White "Marcziter, Alex"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1623"]
[BlackElo "1608"]
[PlyCount "58"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Bb4 5. Nf3 Nf6 6. Qe2 Be7 7. 0-0 d6 8. Bf4 0-0 9. Rad1 Nh5 10. Bg3 Nxg3 11. hxg3 Nd7 12. e5 Rc8 13. Be4 d5 14. Bd3 c5 15. Qe3 c4 16. Be2 Re8 17. Rfe1 Nf8 18. Nd2 a6 19. Qf4 b5 20. a3 Bc6 21. Bh5 g6 22. Bf3 Bg5 23. Qg4 h5 24. Qh3 Nh7 25. g4 Bxd2 26. Rxd2 Qg5 27. Rdd1 h4 28. Be2 Qh6 29. Nb1 Ng5 0-1

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "1"]
[White "Meier, Franz1111"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1387"]
[BlackElo "1608"]
[PlyCount "118"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bc5 3. g3 c6 4. Bg2 Nf6 5. e3 0-0 6. Nge2 h6 7. 0-0 d6 8. d4 exd4 9. exd4 Bb6 10. Be3 Bf5 11. c5 Bc7 12. cxd6 Bxd6 13. Qb3 Qc7 14. Rac1 Nbd7 15. Nb5 Qb8 16. Nxd6 Qxd6 17. Bf4 Qe6 18. Rfe1 Qxb3 19. axb3 Nb6 20. Nc3 Rfe8 21. Rxe8+ Rxe8 22. d5 Nfxd5 23. Nxd5 Nxd5 24. Bxd5 cxd5 25. Rd1 Bh3 26. f3 Re2 27. g4 Bg2 28. Rxd5 Bxf3 29. Kf1 Rxb2 30. Rd7 Rxb3 31. Kf2 Bxg4 32. Rd8+ Kh7 33. Re8 a5 34. Re7 Kg6 35. Bc7 a4 36. Re4 Bd7 37. Rd4 Bc6 38. Rc4 a3 39. Be5 Bd5 40. Ra4 Rh3 41. Bd6 Rxh2+ 42. Kg3 Rg2+ 43. Kh3 a2 44. Be5 f6 45. Bc3 Rg1 46. Kh2 Rc1 47. Bb2 Rc2+ 48. Kg3 Rxb2 49. Kf4 Rb1 50. Rxa2 Bxa2 51. Ke3 Rd1 52. Ke2 Rd8 53. Ke3 b5 54. Kf3 b4 55. Kf4 b3 56. Ke3 b2 57. Kf4 b1Q 58. Ke3 Qd3+ 59. Kf4 Rd4# 0-1

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "5"]
[White "Ruddat, Jarne"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1565"]
[BlackElo "1608"]
[PlyCount "81"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bf4 Bb4 5. Bd3 Nf6 6. Qe2 Be7 7. Nf3 d6 8. 0-0 Nbd7 9. e5 Nd5 10. Nxd5 Bxd5 11. exd6 cxd6 12. c4 Bb7 13. Rae1 Rc8 14. Bg3 Nf6 15. Bh4 Nd7 16. Bxe7 Qxe7 17. d5 e5 18. Nd4 0-0 19. Nf5 Qf6 20. Ng3 Nc5 21. Bb1 Rfe8 22. Qc2 g6 23. b4 Nd7 24. Qa4 Re7 25. Qxa7 Rf8 26. Qxb7 Nc5 27. Qxb6 Na4 28. Qe3 Nb2 29. Qb3 e4 30. Nxe4 Qd4 31. Nxd6 Rxe1 32. Rxe1 Qd2 33. Rf1 Rd8 34. Ne4 Qd4 35. Nc3 Nd3 36. Bxd3 Qxd3 37. c5 Re8 38. c6 Qa6 39. c7 Rc8 40. b5 Rxc7 41. bxa6 1-0

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "4"]
[White "Schenk, Michael"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1399"]
[BlackElo "1608"]
[PlyCount "54"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. Bd3 Bxd3 8. Qxd3 Nf6 9. 0-0 0-0 10. Rfe1 Nd5 11. Qe4 Nc6 12. Ne5 Ncb4 13. a3 Nxc3 14. bxc3 Nd5 15. Rad1 Nxc3 16. Qf3 Nxd1 17. Rxd1 d6 18. Nd3 Qf6 19. Qe3 Rfe8 20. Qd2 Rad8 21. h3 h6 22. Nb4 c5 23. dxc5 dxc5 24. Qxd8 Rxd8 25. Rxd8+ Qxd8 26. Nc6 Qd1+ 27. Kh2 Qd6+ 0-1

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Fleischmann, Theo"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1608"]
[BlackElo "1550"]
[PlyCount "173"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 Bxf3 6. Bxf3 c5 7. Be3 cxd4 8. Bxd4 Nc6 9. c3 Nxd4 10. cxd4 Bb4+ 11. Nd2 Ne7 12. a3 Ba5 13. 0-0 0-0 14. b4 Bb6 15. Nb3 Nc6 16. Nc5 Bxc5 17. bxc5 Qh4 18. Bg4 Rac8 19. g3 Qd8 20. Rb1 b6 21. Be2 bxc5 22. dxc5 Nxe5 23. Qd4 Nc6 24. Qa4 e5 25. Bb5 Qf6 26. Rfd1 d4 27. Bc4 Rfd8 28. Qa6 e4 29. Rb7 Rf8 30. Bd5 Nd8 31. Rb4 Qxa6 32. Rbxd4 Qxa3 33. Bxe4 Rxc5 34. Rxd8 Rc8 35. R8d3 Qb4 36. Rd4 Qe7 37. Bg2 a5 38. Ra4 Qc5 39. Rda1 Rfd8 40. Rxa5 Qc3 41. R5a3 Qc4 42. Ra4 Qe2 43. R4a2 Qe7 44. Ra7 Qf6 45. R7a6 Qe7 46. Ra7 Qe5 47. R7a5 Qd4 48. R5a4 Qd3 49. R4a3 Qg6 50. Ra6 Rd6 51. R6a4 h6 52. Rf4 Rc2 53. Be4 Qe6 54. Bxc2 Qd7 55. Ra8+ Qd8 56. Rxd8+ Rxd8 57. Bb3 Rf8 58. Kg2 g6 59. Kf3 Kg7 60. Kg4 f5+ 61. Kf3 g5 62. Rd4 Kg6 63. Rd6+ Kh5 64. h3 g4+ 65. hxg4+ fxg4+ 66. Kg2 Kg5 67. Rd5+ Kf6 68. Rd4 Kg5 69. Bd1 h5 70. Rd5+ Kh6 71. Bc2 Rf6 72. Be4 Re6 73. f3 gxf3+ 74. Kxf3 Rf6+ 75. Kg2 Re6 76. Bf3 Rb6 77. Rxh5+ Kg6 78. g4 Rb2+ 79. Kg3 Rb1 80. Be4+ Kf6 81. Bxb1 Kg7 82. Bc2 Kf6 83. Kf4 Kg7 84. Kf5 Kg8 85. Rh6 Kg7 86. Rb6 Kg8 87. Kf6 1-0

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "3"]
[White "Vollenberg, Joerg"]
[Black "Hausmann, Heiko"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1608"]
[BlackElo "1497"]
[PlyCount "128"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. h3 Nf6 7. Be2 Bf5 8. Nf3 h6 9. 0-0 e6 10. Nh4 Bh7 11. Nf3 Bd6 12. Re1 Nbd7 13. Bf1 0-0 14. Ne4 Nxe4 15. dxe4 Rfe8 16. e5 Nxe5 17. Nxe5 Bxe5 18. c3 Bf6 19. Qf3 Qe7 20. Qg4 Bg6 21. f4 Qc5+ 22. Be3 Qf5 23. Qf3 Qd5 24. Qg3 Rad8 25. Bxa7 Bd3 26. Bd4 Bxd4+ 27. cxd4 Qxd4+ 28. Kh1 Bxf1 29. Rxf1 Qxb2 30. Rab1 Qxa2 31. Rxb7 Qa6 32. Rbb1 Qd3 33. Qf2 Rd5 34. Rbd1 Qc4 35. Rc1 Qb5 36. Rb1 Qa5 37. Ra1 Qd8 38. Qc2 Qd6 39. Ra6 Rc8 40. Rc1 Qxf4 41. Rxc6 Rxc6 42. Qxc6 Rd2 43. Qa8+ Kh7 44. Rg1 Rf2 45. Qb7 Rf1 46. Qb2 Rxg1+ 47. Kxg1 Qe3+ 48. Kf1 e5 49. Qc2+ g6 50. Qc7 Qf4+ 51. Ke2 h5 52. Qe7 e4 53. Qe8 Qf5 54. Ke3 g5 55. Qxe4 Qxe4+ 56. Kxe4 f6 57. Kf5 Kg7 58. g3 h4 59. g4 Kf7 60. Ke4 Ke6 61. Kd4 Kd6 62. Ke4 Ke6 63. Kd4 Kd6 64. Ke4 Ke6 1/2-1/2

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "7"]
[White "Vollenberg, Joerg"]
[Black "Kuever, Bastian"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1608"]
[BlackElo "1625"]
[PlyCount "144"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. h3 Be6 6. Nc3 Bb4 7. Bd2 Qe7 8. a3 Bd6 9. Be2 Nc6 10. 0-0 h6 11. Re1 0-0-0 12. Bb5 Qd7 13. b4 a6 14. Ba4 b5 15. Bxb5 axb5 16. Nxb5 Ne4 17. Be3 Be7 18. Qe2 g5 19. Na7+ Nxa7 20. Qa6+ Kb8 21. Ne5 Qd6 22. Qd3 f6 23. Nf3 Bf5 24. Qb3 g4 25. hxg4 Bxg4 26. Nh2 h5 27. f3 Bxf3 28. gxf3 Qg3+ 29. Kh1 Bd6 30. Re2 Ng5 31. Rg1 Qh3 32. Bxg5 fxg5 33. Qxd5 g4 34. fxg4 hxg4 35. Qg2 Qxg2+ 36. Rexg2 g3 37. Rxg3 Bxg3 38. Rxg3 Rde8 39. Kg2 Reg8 40. Rxg8+ Rxg8+ 41. Kf3 Nb5 42. a4 Nxd4+ 43. Ke4 Nxc2 44. b5 Nb4 45. Nf3 Kb7 46. Kd4 Rg4+ 47. Kc5 Nd3+ 48. Kd5 Rxa4 49. Nd4 Nf4+ 50. Kc5 Nd3+ 51. Kd5 Nb2 52. Kc5 Rxd4 53. Kxd4 Kb6 54. Kc3 Na4+ 55. Kb4 Nc5 56. Kc4 Ne6 57. Kb4 Nf4 58. Kc4 Ne6 59. Kb4 Kb7 60. Kc4 Ka7 61. Kb4 Kb6 62. Kc4 Ka5 63. Kd5 Kxb5 64. Kxe6 Kc4 65. Ke5 c5 66. Ke4 Kc3 67. Ke3 Kc2 68. Ke2 c4 69. Ke1 c3 70. Ke2 Kb2 71. Kd1 Kb1 72. Ke2 c2 0-1

[Event "GER Cup Net V1 U1600"]
[Site "Playchess.com INT"]
[Date "2020.05.19"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Pottgiesser, Ulrich"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "1608"]
[BlackElo "1439"]
[PlyCount "132"]
[EventDate "2020.05.19"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. b3 Nc6 6. Bc4 Qe5+ 7. Qe2 Qxe2+ 8. Nxe2 Ne5 9. Bd5 c6 10. Be4 e6 11. d4 Ng4 12. h3 Nf6 13. Bf3 Be7 14. 0-0 Bd7 15. Bf4 Nd5 16. Bg3 f5 17. c4 Nf6 18. Rad1 0-0 19. Nf4 Rad8 20. Rfe1 Bd6 21. Rxe6 Bxf4 22. Ree1 Bxg3 23. fxg3 Rfe8 24. Kf2 Rxe1 25. Rxe1 Re8 26. Rd1 g6 27. d5 cxd5 28. cxd5 Ne4+ 29. Kg1 Nxg3 30. Rc1 Rc8 31. Re1 Nh5 32. Re7 Nf6 33. d6 Kf8 34. Bxb7 Re8 35. Bf3 Rxe7 36. dxe7+ Kxe7 37. Kf2 Kd6 38. Ke3 Kc5 39. Kd3 Bc6 40. Be2 Kb4 41. Kc2 Ka3 42. Kb1 Be4+ 43. Kc1 Kxa2 44. b4 Nd5 45. Kd2 Nxb4 46. Ke3 a5 47. Kf4 Kb2 48. g4 a4 49. gxf5 a3 50. Bc4 Bxf5 51. h4 a2 52. Bxa2 Nxa2 53. Kg5 Nc3 54. Kh6 Ne4 55. Kxh7 Ng3 56. Kg7 Nh5+ 57. Kh6 Ng3 58. Kg5 Kc3 59. h5 Nxh5 60. Kh4 Kd4 61. Kg5 Ke4 62. Kh4 Kf3 63. Kg5 Kg3 64. Kh6 Kg4 65. Kh7 Kh4 66. Kh6 g5 1/2-1/2

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "7"]
[White "Fernandez, Thomas"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1515"]
[BlackElo "1670"]
[PlyCount "94"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Bd2 Nxc3 8. Bxc3 Bxc3+ 9. bxc3 d6 10. 0-0 Qe7 11. Re1 Nd7 12. c4 0-0-0 13. Qe2 d5 14. cxd5 Bxd5 15. c4 Bb7 16. Rab1 Rhe8 17. Be4 c6 18. a4 h6 19. Qb2 c5 20. dxc5 Nxc5 21. Bxb7+ Nxb7 22. Nd4 Qc5 23. Nb5 Kb8 24. Qb3 Na5 25. Qc3 Re7 26. g3 Rc8 27. Re4 Nxc4 28. Rc1 a6 29. Rxc4 Qxc4 30. Qxc4 Rxc4 31. Rxc4 axb5 32. axb5 Rd7 33. Rc6 Kb7 34. f4 Rd5 35. Kf2 Rxb5 36. Rd6 Kc7 37. Kf3 Rd5 38. Rxd5 exd5 39. Ke3 Kc6 40. Kd4 b5 41. f5 b4 42. g4 g6 43. f6 Kd7 44. Kxd5 b3 45. h4 b2 46. h5 g5 47. e6+ fxe6+ 0-1

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "8"]
[White "Guntermann, Erik"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1579"]
[BlackElo "1670"]
[PlyCount "73"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. f4 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Nge2 Qh4+ 8. g3 Qd8 9. Rg1 Na6 10. Bd2 Qe7 11. Nxd5 Bxd2+ 12. Qxd2 Bxd5 13. Nc3 Nb4 14. Nxd5 Nxd5 15. Be4 c6 16. 0-0-0 a5 17. a3 b5 18. g4 b4 19. a4 Nb6 20. b3 0-0 21. Qd3 h6 22. f5 Qg5+ 23. Kb2 Nd5 24. Bxd5 cxd5 25. Rdf1 Rac8 26. f6 Rc3 27. Qd1 Rfc8 28. Rg2 Qg6 29. Rff2 Qe4 30. Re2 Qf4 31. fxg7 Rh3 32. Rgf2 Qxg4 33. Qd2 Rcc3 34. Rg2 Qf3 35. Ref2 Qe4 36. Rf4 Qh7 37. Qf2 1-0

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "10"]
[White "Marcziter, Alex"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1602"]
[BlackElo "1670"]
[PlyCount "59"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 Nf6 5. d3 h6 6. Nc3 Na5 7. Nxe5 d6 8. Nxf7 Qd7 9. Nxh8 Nxc4 10. dxc4 Qe6 11. Ng6 Qxc4 12. Nxe7 Kxe7 13. Nd5+ Kf7 14. Nxf6 gxf6 15. Qd5+ Qxd5 16. exd5 Bf5 17. Bxh6 Bxc2 18. Rac1 Be4 19. Rxc7+ Kg6 20. Bf4 Bxd5 21. Bxd6 Rg8 22. Re1 Kf5 23. g3 Bc6 24. Rce7 Rg4 25. h3 Ra4 26. g4+ Kg5 27. f4+ Kh4 28. Rh7+ Kg3 29. Re3+ Bf3 30. f5+ 1-0

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "4"]
[White "Reich, Elisabeth"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1595"]
[BlackElo "1670"]
[PlyCount "94"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Be7 9. 0-0 d6 10. c4 Nd7 11. exd6 cxd6 12. c3 Rc8 13. Qc2 Bxf3 14. gxf3 Bg5 15. Bxg5 Qxg5+ 16. Kh1 Qf4 17. Be4 f5 18. Bb7 Rc7 19. Ba8 Ke7 20. Be4 fxe4 21. Qxe4 Qxe4 22. fxe4 Rxc4 23. Rg1 g6 24. Rac1 Rhc8 25. Rg3 Nf6 26. e5 dxe5 27. dxe5 Ne4 28. Re3 Nxf2+ 29. Kg1 Ne4 30. Rh3 h5 31. Re3 Nxc3 32. Rce1 Rg4+ 33. Kh1 Rcc4 34. Rc1 Nxa2 35. Ra1 Rc2 36. Ra3 Rgg2 37. Rxa7+ Ke8 38. Ra8+ Kf7 39. Rf1+ Kg7 40. Ra7+ Kh6 41. Rf8 Rxh2+ 42. Kg1 Rcg2+ 43. Kf1 Nc3 44. Rh8+ Kg5 45. Rc7 Ne4 46. Rd7 Ng3+ 47. Ke1 Rh1# 0-1

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Kaufmann, Emanuel"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1670"]
[BlackElo "1518"]
[PlyCount "24"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5 8. exd5 Nd4 9. Kxf2 Ng4+ 10. Kg1 Qc5 11. Kf1 Qf8+ 12. Kg1 Qf2# 0-1

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Kullmann, Theo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1670"]
[BlackElo "1564"]
[PlyCount "74"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. Qc2 0-0 6. d3 d6 7. h3 Be6 8. Bxe6 fxe6 9. Bg5 h6 10. Bh4 Qd7 11. Nbd2 d5 12. Bg3 Bd6 13. 0-0-0 b5 14. Nb3 a5 15. a3 a4 16. Na1 dxe4 17. dxe4 Qe7 18. Rhe1 Na5 19. Nd2 c5 20. f3 Rfc8 21. Bf2 b4 22. Qd3 c4 23. Qc2 bxa3 24. bxa3 Bxa3+ 25. Kb1 Bd6 26. Ka2 Rcb8 27. Rb1 Nb3 28. Nxc4 Nxa1 29. Kxa1 a3 30. Qa2 Rxb1+ 31. Rxb1 Rc8 32. Rb6 Bc5 33. Bxc5 Qxc5 34. Rb4 Nd7 35. Qxa3 Qc6 36. Qb3 Nc5 37. Qa2 Ra8 0-1

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "11"]
[White "Vollenberg, Joerg"]
[Black "Roos Nazario, Lukas"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1670"]
[BlackElo "1509"]
[PlyCount "142"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 d6 6. Bg5 Be6 7. Bxe6 fxe6 8. h3 0-0 9. Nh2 Nd4 10. 0-0 h6 11. Bh4 Qe8 12. Ne2 Qf7 13. c3 Nxe2+ 14. Qxe2 Nd7 15. a4 a6 16. Nf3 Ba7 17. d4 exd4 18. cxd4 e5 19. dxe5 Nxe5 20. Nxe5 dxe5 21. Bg3 Rae8 22. Rac1 c6 23. Rc2 Bd4 24. Kh1 Qg6 25. Kh2 Rf7 26. f3 Ref8 27. Qc4 Qg5 28. Bf2 Bxf2 29. Rfxf2 Kh8 30. Rcd2 Rf6 31. Rd7 Rg6 32. Qe2 Qg3+ 33. Kg1 Qxh3 34. Rxb7 Rf4 35. Rb8+ Kh7 36. Qc4 Qe6 37. Qxe6 Rxe6 38. Rb6 Rd6 39. Rxa6 Kg6 40. Rc2 Kh5 41. Raxc6 Rd1+ 42. Kf2 Kh4 43. g3+ Kh3 44. gxf4 exf4 45. Rc1 Rd2+ 46. Ke1 Rxb2 47. a5 Kg3 48. R6c3 Ra2 49. Rc5 h5 50. R1c2 Ra1+ 51. Ke2 h4 52. Rg5+ Kh3 53. Rxg7 Rxa5 54. Rc1 Kh2 55. Rc2 h3 56. Kd3+ Kh1 57. Rh7 Ra3+ 58. Kc4 Rxf3 59. Rc1+ Kg2 60. Rg7+ Rg3 61. Rc2+ Kf3 62. Rh7 Kxe4 63. Re2+ Kf3 64. Kd3 Kg4+ 65. Ke4 f3 66. Rg7+ Kh4 67. Rc2 Rxg7 68. Kxf3 Rg3+ 69. Kf4 Rg2 70. Rc3 h2 71. Rc1 Rg1 0-1

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "5"]
[White "Vollenberg, Joerg"]
[Black "Schell, Andreas"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1670"]
[BlackElo "1542"]
[PlyCount "43"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. Bc4 h6 5. d4 exd4 6. cxd4 Bg4 7. Be3 Nf6 8. Nc3 a6 9. a3 Na5 10. Be2 Qd7 11. Qc2 0-0-0 12. d5 Bxf3 13. gxf3 b5 14. Qd3 g5 15. Qd4 Bg7 16. Qa7 c6 17. Qxa6+ Qb7 18. Qxa5 Nd7 19. dxc6 Qxc6 20. Nxb5 Nb8 21. Na7+ Kd7 22. Nxc6 1-0

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "9"]
[White "Vollenberg, Joerg"]
[Black "Starke, Timo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1670"]
[BlackElo "1546"]
[PlyCount "127"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 e5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Nc6 7. Be3 Nf6 8. Nc3 Be7 9. Bb5 a6 10. Bxc6+ bxc6 11. Nxc6 Qc7 12. Nxe7 Qxe7 13. f3 0-0 14. 0-0 Bb7 15. b3 Rac8 16. Ne2 d5 17. Ng3 dxe4 18. Re1 Rfd8 19. Qb1 exf3 20. Bb6 f2+ 21. Kxf2 Rd2+ 22. Kg1 Qb4 23. Re2 Rxe2 24. Nxe2 Qxb6+ 25. Kh1 Qc6 26. Qf1 Ng4 27. Nd4 Qc5 28. Nf3 Nf2+ 29. Kg1 Nh3+ 30. Kh1 Bxf3 31. gxf3 Nf2+ 32. Kg2 Nh3 33. Kxh3 Qh5+ 34. Kg3 h6 35. Rc1 Rxc1 36. Qxc1 Qg5+ 37. Qxg5 hxg5 38. a4 f6 39. b4 Kf7 40. Kg4 Ke7 41. b5 axb5 42. axb5 Kd6 43. Kf5 Kc5 44. Kg6 Kxb5 45. Kxg7 Kc4 46. Kxf6 Kd4 47. Kxg5 Ke3 48. f4 Ke4 49. f5 Ke5 50. Kg6 Kd6 51. f6 Kd7 52. Kg7 Ke8 53. f7+ Kd7 54. f8Q Ke6 55. h3 Kd7 56. h4 Ke6 57. h5 Kd7 58. h6 Ke6 59. h7 Kd7 60. h8Q Ke6 61. Qh6+ Kd7 62. Qhf6 Kc7 63. Q8e7+ Kc8 64. Qff8# 1-0

[Event "GER-ch Net Amateur Gr-C Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "3"]
[White "Wartenberg, Alexander"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1511"]
[BlackElo "1670"]
[PlyCount "38"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Bg5 Be7 7. 0-0 h6 8. Bh4 g5 9. Bg3 d6 10. e5 Nh5 11. exd6 Bxd6 12. Bxd6 Qxd6 13. Nxg5 hxg5 14. Re1 Nf4 15. Nb5 Qc6 16. f3 a6 17. Nc3 Qd6 18. Kh1 Nxd3 19. Qxd3 Qxh2# 0-1

[Event "GER-ch Net Amateur Gr-C Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "5"]
[White "Heutling, Thomas"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1539"]
[BlackElo "1683"]
[PlyCount "60"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 c6 3. Nf3 Qc7 4. d4 exd4 5. Nxd4 Be7 6. Nf5 Qe5 7. Nxe7 Qxe7 8. e3 h6 9. Bd3 Nf6 10. 0-0 Na6 11. b3 Nc5 12. Bc2 Ne6 13. a4 b6 14. Ba3 c5 15. Nb5 0-0 16. Qd3 Bb7 17. Bb2 Be4 18. Qd2 Bxc2 19. Qxc2 a6 20. Bxf6 Qxf6 21. Nc3 Rad8 22. Nd5 Qh4 23. Nxb6 f5 24. Nd5 f4 25. Qc3 Rf5 26. Rad1 f3 27. g3 Qh3 28. Ne7+ Kh7 29. Qxg7+ Nxg7 30. Nxf5 Qg2# 0-1

[Event "GER-ch Net Amateur Gr-C Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "3"]
[White "Hierl, Johannes"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1567"]
[BlackElo "1695"]
[PlyCount "58"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 Bd7 4. c4 e6 5. Nc3 Nf6 6. Nf3 Bb4 7. Qc2 Ne4 8. Bd3 Nf6 9. 0-0 dxc4 10. Bxc4 h6 11. a3 Bd6 12. Bg3 Ne7 13. Bb5 Bxg3 14. hxg3 c6 15. Bd3 Ned5 16. Ne5 Qe7 17. Rac1 h5 18. Nxd5 Nxd5 19. e4 Nf6 20. Qc5 Ng4 21. Nxg4 hxg4 22. Qxe7+ Kxe7 23. f3 gxf3 24. gxf3 Rh3 25. Kf2 Rah8 26. Ke3 Rh2 27. Rf2 f6 28. Rcc2 R2h3 29. Bf1 R3h5 0-1

[Event "GER-ch Net Amateur Gr-C Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Burzacchini, Andrea"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1685"]
[BlackElo "1529"]
[PlyCount "73"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Nf6 5. Bd2 Bg4 6. Be2 Bf5 7. Nf3 c6 8. 0-0 e6 9. a3 Nbd7 10. Re1 Qc7 11. Nh4 Bg6 12. g3 Bd6 13. Bf3 0-0-0 14. Bg2 Bh5 15. Qc1 h6 16. Be3 Kb8 17. Nf3 Bg4 18. b4 g5 19. a4 Bxf3 20. Bxf3 g4 21. Bg2 h5 22. b5 c5 23. Bg5 Rdg8 24. Bh4 Be7 25. a5 Ne5 26. b6 axb6 27. axb6 Qxb6 28. Qa3 Kc7 29. Ne4 Nxe4 30. Bxe7 Nf3+ 31. Bxf3 gxf3 32. Rxe4 h4 33. Bxc5 Qc6 34. Qa5+ Kd7 35. Rd4+ Ke8 36. Qa8+ Qc8 37. Qxc8# 1-0

[Event "GER-ch Net Amateur Gr-C Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "4"]
[White "Vollenberg, Joerg"]
[Black "Helmer, Andreas"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1706"]
[BlackElo "1605"]
[PlyCount "64"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. Bc4 Bg7 5. Ng5 e6 6. d3 d5 7. exd5 exd5 8. Bb5 h6 9. Nf3 Bg4 10. Bf4 Qb6 11. Bxc6+ bxc6 12. b3 g5 13. Qe2+ Ne7 14. Bd6 Be6 15. Qe3 d4 16. cxd4 Nf5 17. Qe4 Nxd6 18. dxc5 Nxe4 19. cxb6 Bxa1 20. dxe4 axb6 21. a3 Bxb3 22. 0-0 g4 23. Nh4 Be6 24. Rc1 Kd7 25. Rd1+ Kc7 26. Nd2 Bf6 27. Nf5 Bxf5 28. exf5 Rhd8 29. Kf1 Bc3 30. Ke2 Rxd2+ 31. Rxd2 Bxd2 32. Kxd2 Rxa3 0-1

[Event "GER-ch Net Amateur Gr-C Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Pichl, Christoph"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1694"]
[BlackElo "1547"]
[PlyCount "50"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. Nc3 Nd7 6. Bd3 Bxd3 7. Qxd3 Qc7 8. Bf4 Ne7 9. 0-0-0 0-0-0 10. Na4 Ng6 11. Bd2 Kb8 12. Kb1 Nb6 13. Nc5 Bxc5 14. dxc5 Nd7 15. Qa3 Ngxe5 16. Ba5 b6 17. cxb6 axb6 18. Nxe5 Nxe5 19. Bc3 Nc4 20. Qb4 Qd6 21. Qa4 Qc7 22. Rhe1 Kb7 23. b3 Ra8 24. Qb4 c5 25. Qb5 Na3+ 0-1

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "1"]
[White "Hausmann, Heiko"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1477"]
[BlackElo "1706"]
[PlyCount "91"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. Nf3 Bb7 3. d3 e6 4. g3 Bc5 5. Bg2 Nf6 6. 0-0 h6 7. Nbd2 0-0 8. h3 d6 9. Re1 e5 10. a3 Bc8 11. c3 b5 12. b4 Bb6 13. c4 a6 14. c5 dxc5 15. Nxe5 cxb4 16. axb4 Qd4 17. Ndf3 Qxa1 18. Qc2 Bd4 19. Bxh6 Qb2 20. Nxd4 Qxd4 21. Bf4 Nbd7 22. Qxc7 Rb8 23. Nc6 Qc3 24. Ne7+ Kh7 25. Qxc3 Bb7 26. e5 Bxg2 27. Kxg2 Nh5 28. Be3 Rfe8 29. Nf5 Rxe5 30. g4 Nhf6 31. Bf4 Rxe1 32. Qxe1 Re8 33. Qb1 g6 34. Nd6 Re7 35. d4 Nd5 36. Bg3 N7b6 37. h4 Nc4 38. h5 Nxd6 39. hxg6+ fxg6 40. Bxd6 Re6 41. Bg3 Nf6 42. Qc2 Nxg4 43. Qd2 Rf6 44. d5 Rf7 45. d6 Rd7 46. Qd4 1-0

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "4"]
[White "Marcziter, Alex"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1570"]
[BlackElo "1706"]
[PlyCount "56"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Bg5 h6 7. Bxf6 Qxf6 8. 0-0 Nc6 9. a3 Bxc3 10. bxc3 0-0 11. d5 Ne5 12. Nxe5 Qxe5 13. dxe6 dxe6 14. Qd2 Rad8 15. f3 c5 16. Kh1 c4 17. f4 Qc7 18. Qe2 cxd3 19. cxd3 Qxc3 20. Rac1 Qxd3 21. Qxd3 Rxd3 22. Rc7 Bxe4 23. Rxa7 Rd2 24. Rg1 Rfd8 25. Ra6 Rd1 26. Rxb6 R8d2 27. Rb8+ Kh7 28. h3 Rxg2 0-1

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "7"]
[White "Pflugbeil, Julian"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1587"]
[BlackElo "1706"]
[PlyCount "72"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bf4 Bb4 5. Qd2 Bxe4 6. a3 Bxc3 7. Qxc3 Bc6 8. Nf3 d6 9. 0-0-0 Qd7 10. Be2 Ne7 11. Qd3 a5 12. h4 b5 13. g4 b4 14. axb4 axb4 15. g5 Nd5 16. Be3 b3 17. c3 Ra5 18. h5 Ra2 19. g6 hxg6 20. hxg6 Rxh1 21. gxf7+ Qxf7 22. Rxh1 Ra1+ 23. Qb1 Rxb1+ 24. Kxb1 Nxe3 25. fxe3 Bxf3 26. Bxf3 Qxf3 27. Rc1 g5 28. c4 g4 29. Rc3 Qd1+ 30. Rc1 Qd3+ 31. Ka1 Qxe3 32. Rb1 Qd2 33. Rh1 Kd7 34. c5 dxc5 35. d5 exd5 36. Rb1 Qa5# 0-1

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "5"]
[White "Vollenberg, Joerg"]
[Black "Kullmann, Max"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1706"]
[BlackElo "1566"]
[PlyCount "128"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d5 2. e5 Nc6 3. d4 Bf5 4. c3 e6 5. Nf3 f6 6. Bf4 fxe5 7. Nxe5 Nxe5 8. Bxe5 Nf6 9. Nd2 Bd6 10. Qe2 Bxe5 11. Qxe5 Qd6 12. Qxd6 cxd6 13. f3 0-0 14. Be2 Bg6 15. 0-0 Rac8 16. Rfe1 Rce8 17. Bb5 Re7 18. c4 dxc4 19. Nxc4 a6 20. Ba4 b5 21. Nxd6 bxa4 22. Rec1 Rd7 23. Rc6 Rfd8 24. Nb7 Rxb7 25. Rxa6 Rxb2 26. Rxe6 Rxd4 27. Ra6 Rdd2 28. Ra8+ Kf7 29. Ra7+ Rd7 30. Rxa4 Rb1+ 31. Rxb1 Bxb1 32. a3 Nd5 33. Rd4 Nf6 34. Rb4 Bd3 35. Kf2 Rd5 36. Ke3 Bg6 37. a4 Rd3+ 38. Ke2 Ra3 39. Kd1 Ra2 40. g4 Bc2+ 41. Kc1 Rxa4 42. Rb7+ Kg6 43. Kxc2 Ra2+ 44. Kd3 Rxh2 45. Rb6 Rh3 46. Ke2 h5 47. gxh5+ Rxh5 48. Ke3 Re5+ 49. Kf2 Rf5 50. Ke2 Re5+ 51. Kf2 Rd5 52. Ke2 Kh7 53. Kf2 Nh5 54. Ke3 Re5+ 55. Kd4 Rf5 56. Ke3 Rf4 57. Rb5 g6 58. Rb7+ Kh6 59. Rb8 Rf5 60. Ke4 Kg5 61. Rb6 Ng3+ 62. Ke3 Nh5 63. Ke4 Nf4 64. Ke3 Nd5+ 0-1

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Mueller, Cosima"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1706"]
[BlackElo "1356"]
[PlyCount "37"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. c3 Nxe4 5. 0-0 Nc6 6. Qe1 Nf6 7. d3 g6 8. Ng5 e6 9. Bf4 Bg7 10. Qd1 0-0 11. Na3 d5 12. Bb3 Bd7 13. Bd6 Re8 14. Bxc5 Nh5 15. Be3 h6 16. Nf3 Ne5 17. Nxe5 Bxe5 18. Bxh6 g5 19. Qxh5 1-0

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "3"]
[White "Vollenberg, Joerg"]
[Black "Reich, Elisabeth"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1706"]
[BlackElo "1497"]
[PlyCount "83"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Qc2 Nc6 5. Bc4 g6 6. Ng5 e6 7. Qb3 Bg7 8. 0-0 0-0 9. Qd1 Bd7 10. d3 d5 11. Bb3 dxe4 12. dxe4 Na5 13. Bc2 Bb5 14. Qxd8 Rfxd8 15. Re1 b6 16. Na3 Bc6 17. f3 Nb7 18. Bf4 Rd7 19. Nc4 Rad8 20. Ne5 Rc7 21. Nxg6 Rcc8 22. Ne7+ Kf8 23. Nxc8 Rxc8 24. Red1 Nh5 25. Be3 Rd8 26. Rxd8+ Nxd8 27. Rd1 Nb7 28. Nh3 Nf6 29. Nf2 Ke7 30. Bg5 Kf8 31. Nd3 h6 32. Bf4 Kg8 33. Ne5 Bb5 34. a4 Be8 35. Bd3 Kf8 36. Ba6 Na5 37. Rd8 Nb3 38. Nc6 Na1 39. Bd6+ Kg8 40. Ne7+ Kh7 41. Bd3 Bxa4 42. e5+ 1-0

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Starke, Timo"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1706"]
[BlackElo "1486"]
[PlyCount "149"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. c3 Nc6 5. Qb3 Be6 6. Bxe6 fxe6 7. Qxe6+ Qe7 8. Qb3 Rb8 9. d3 Nf6 10. Be3 Qd7 11. Nbd2 Be7 12. Qa4 0-0 13. Nh4 Qe8 14. Nf5 Bd8 15. Qc4+ Kh8 16. Qb3 Qf7 17. Qxf7 Rxf7 18. 0-0-0 Be7 19. Nxe7 Nxe7 20. Rhf1 Rbf8 21. h3 b6 22. Nc4 Nd7 23. f3 Kh7 24. Nd2 d5 25. Bg1 dxe4 26. dxe4 c5 27. Nc4 Nf6 28. Nxe5 Ng6 29. Nxf7 Rxf7 30. Bh2 Nh4 31. g3 Ng6 32. Rd2 Kg8 33. Rfd1 Ne5 34. f4 Nf3 35. Rf2 Nxh2 36. Rxh2 Nxe4 37. Rd3 Kh7 38. Re2 Nf6 39. Rdd2 g5 40. Re3 gxf4 41. gxf4 Nh5 42. Rf3 Rxf4 43. Rxf4 Nxf4 44. Rd7+ Kg6 45. h4 Kh5 46. Rxa7 Kxh4 47. Rb7 Kg5 48. Rxb6 h5 49. Rb5 h4 50. Rxc5+ Kg4 51. Re5 h3 52. Re1 Kg3 53. Rh1 h2 54. Rxh2 Kxh2 55. Kc2 Kg3 56. c4 Kf3 57. Kc3 Ne6 58. b4 Ke4 59. a4 Ke5 60. c5 Kd5 61. Kd3 Nxc5+ 62. bxc5 Kxc5 63. Kc3 Kb6 64. Kb3 Ka5 65. Ka3 Ka6 66. Kb4 Kb6 67. a5+ Ka6 68. Ka4 Kb7 69. Kb5 Ka7 70. a6 Kb8 71. Kb6 Ka8 72. Ka5 Ka7 73. Kb5 Kb8 74. Kc6 Ka7 75. Kb5 1/2-1/2

[Event "GER-ch Net Amateur Gr-C Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "8"]
[White "Weckerle, Anatol"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1360"]
[BlackElo "1706"]
[PlyCount "65"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. Bg2 Nf6 4. a3 Bc5 5. e3 Na6 6. Nc3 Nc7 7. Nge2 d5 8. b4 Be7 9. cxd5 Nfxd5 10. Bb2 Bd6 11. 0-0 0-0 12. Ne4 Bf5 13. h3 Ne6 14. Nxd6 Qxd6 15. e4 Bg6 16. exd5 cxd5 17. d3 Rad8 18. f4 Qb6+ 19. Kh1 e4 20. f5 Bh5 21. g4 Bxg4 22. hxg4 Ng5 23. d4 Qh6+ 24. Kg1 Qh4 25. Nf4 Rfe8 26. Qe2 Rd6 27. Qf2 Qxg4 28. Ne2 Rh6 29. Ng3 Qh4 30. Qf4 Qh2+ 31. Kf2 e3+ 32. Ke2 Qxg2+ 33. Kd3 1-0

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "8"]
[White "Braun, Julian"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1674"]
[BlackElo "1760"]
[PlyCount "108"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. c4 Nc6 6. Nc3 Be7 7. Nxc6 Bxc6 8. Be3 Nf6 9. f3 0-0 10. Be2 Bd7 11. 0-0 h6 12. Qd2 Nh7 13. Nd5 Bg5 14. f4 Bf6 15. Nxf6+ Nxf6 16. e5 dxe5 17. fxe5 Nh7 18. Bd3 Be6 19. Qc2 Ng5 20. Rad1 Qe7 21. c5 Bg4 22. Rde1 Qxe5 23. Bf4 Qd5 24. Bc4 Qd4+ 25. Kh1 Rad8 26. Bxc7 Rc8 27. Bd6 Rfd8 28. Qb3 Bh5 29. Rd1 Bxd1 30. Rxd1 Qe4 31. Rf1 b6 32. Bxf7+ Nxf7 33. Qxf7+ Kh8 34. Qf4 Qc2 35. Qf2 Qc4 36. Qf4 Qg8 37. Be7 Re8 38. Bf6 Rf8 39. Bxg7+ Qxg7 40. Qc1 Rxf1+ 41. Qxf1 Rf8 42. Qg1 Qxb2 43. cxb6 axb6 44. h3 Qe2 45. Qd4+ Kg8 46. Qd5+ Kg7 47. Qd4+ Rf6 48. Qd7+ Kg6 49. Qg4+ Kf7 50. Qh5+ Ke7 51. Qg4 Rf1+ 52. Kh2 Qe5+ 53. g3 Rf2+ 54. Kg1 Qe1# 0-1

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "1"]
[White "Heiligtag, Matthias"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1534"]
[BlackElo "1627"]
[PlyCount "100"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. e5 Nd5 7. Bd2 Ne7 8. a3 Bxc3 9. Bxc3 Nd5 10. Qd2 Nxc3 11. Qxc3 Bxf3 12. gxf3 Nc6 13. 0-0-0 Qe7 14. Bb5 Na5 15. Qxc7 0-0 16. Qxd7 Qg5+ 17. Kb1 Rfd8 18. Qc7 Rd5 19. Bc6 Nxc6 20. Qxc6 Rad8 21. Qc3 Qf4 22. Qe3 Qh4 23. c3 g6 24. Rd2 Rb5 25. Qd3 a6 26. c4 Ra5 27. b4 Rxe5 28. Qc3 Rf5 29. c5 bxc5 30. bxc5 Qe7 31. c6 Rb8+ 32. Rb2 Qc7 33. Rxb8+ Qxb8+ 34. Qb2 Rb5 35. Qxb5 Qxb5+ 36. Ka2 Qxc6 37. Rb1 Qxf3 38. Rb2 Qd3 39. Rb4 Qh3 40. f4 Qxh2+ 41. Kb3 Qxf4 42. Ka4 Qe4 43. Ka5 Qc6 44. Rb6 Qc4 45. Rxa6 Qxd4 46. Rc6 Qd5+ 47. Kb6 Qb3+ 48. Kc7 Qxa3 49. Kd7 Qa4 50. Kd6 Qxc6+ 0-1

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "3"]
[White "Radeke, Rico"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1485"]
[BlackElo "1604"]
[PlyCount "76"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c6 5. Nf3 dxc4 6. Bxc4 Nd5 7. Nxd5 cxd5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Ne5 Qb5 11. Qd3 Bb4+ 12. Bd2 Bxd2+ 13. Kxd2 Qxb2+ 14. Qc2 Qb4+ 15. Qc3 Qxc3+ 16. Kxc3 Nd7 17. Rab1 b6 18. Rhc1 Nxe5 19. dxe5 0-0 20. Kb4 Rfc8 21. Rc3 Rxc3 22. Kxc3 Rc8+ 23. Kb2 Kf8 24. Rc1 Rc5 25. Rc3 Ke7 26. f4 Kd7 27. g4 Kc6 28. Kb3 a5 29. a4 Rxc3+ 30. Kxc3 Kc5 31. h4 b5 32. f5 b4+ 33. Kb3 d4 34. f6 g6 35. h5 dxe3 36. Kc2 Kd5 37. hxg6 hxg6 38. Kd3 Kxe5 0-1

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "9"]
[White "Ruddat, Jarne"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1640"]
[BlackElo "1783"]
[PlyCount "67"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Bb4 5. a3 Be7 6. Bf4 Nf6 7. Nf3 h6 8. 0-0 d6 9. e5 dxe5 10. Bxe5 Nbd7 11. Bg3 Bd6 12. Bxd6 cxd6 13. Nb5 Nf8 14. Re1 Ng6 15. Bxg6 fxg6 16. Qd3 0-0 17. Qxg6 Bxf3 18. gxf3 Nh7 19. Qe4 Qg5+ 20. Kf1 Rae8 21. Nxd6 Re7 22. Nc4 Qh5 23. Ne5 Qxh2 24. Ke2 Ng5 25. Qd3 Qh4 26. Rh1 Qf4 27. Ng6 Qf6 28. Nxe7+ Qxe7 29. Rag1 Rxf3 30. Qc4 Qf6 31. Rg2 Qf4 32. Qc6 Ne4 33. Qe8+ Kh7 34. Qg6+ 1-0

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "5"]
[White "Trube, Ted"]
[Black "Vollenberg, Joerg"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1620"]
[BlackElo "1677"]
[PlyCount "72"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 b6 2. Nf3 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd2 Bxc3 6. Bxc3 Bxe4 7. Qe2 Bg6 8. Ne5 d6 9. Nxg6 hxg6 10. Qf3 Nd7 11. Bb5 Rb8 12. 0-0-0 Ngf6 13. Rhe1 d5 14. b3 a6 15. Bd3 0-0 16. Kb2 c5 17. h3 Qc7 18. g4 b5 19. Be2 Nb6 20. Qe3 c4 21. b4 Na4+ 22. Kb1 Ne4 23. Bd2 c3 24. Bc1 Qd6 25. a3 a5 26. bxa5 b4 27. Ka2 Qe7 28. Bb5 Rxb5 29. a6 Qa7 30. Qe2 Rfb8 31. f3 Nd6 32. Qf2 b3+ 33. cxb3 Rxb3 34. Ka1 Qxa6 35. Re2 Rb1+ 36. Ka2 Qc4# 0-1

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "7"]
[White "Vollenberg, Joerg"]
[Black "Kaufmann, Emanuel"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1729"]
[BlackElo "1699"]
[PlyCount "43"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 0-0 6. Nc3 d6 7. Nd5 Bg4 8. h3 Bh5 9. g4 Bg6 10. h4 Qd7 11. Bxf6 Qxg4 12. Ng5 Qxd1+ 13. Rxd1 gxf6 14. Nxf6+ Kg7 15. Nd7 Rfd8 16. Nxc5 dxc5 17. h5 f6 18. Ne6+ Kf7 19. Nxd8+ Ke8 20. Nxc6 bxc6 21. hxg6 hxg6 22. Rh8+ 1-0

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "2"]
[White "Vollenberg, Joerg"]
[Black "Kuever, Benjamin"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1667"]
[BlackElo "1728"]
[PlyCount "76"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 e6 7. Bg5 Be7 8. Qc2 0-0 9. Rd1 Qc7 10. Nb5 Qd7 11. Bd3 a6 12. Nc3 b5 13. e5 Ne8 14. Bxe7 Qxe7 15. Bxh7+ Kh8 16. Be4 d5 17. Bd3 f6 18. Nh4 Qb4 19. Ng6+ Kg8 20. Nxf8 Kxf8 21. Bg6 Nxd4 22. Qd2 Nc6 23. Bxe8 Kxe8 24. exf6 gxf6 25. Qh6 d4 26. Qh8+ Kd7 27. 0-0 Kc7 28. Ne4 f5 29. Ng5 Bb7 30. Qg7+ Kb6 31. Nxe6 Qxb2 32. Rb1 Qxa2 33. Nxd4 Qd5 34. Nxc6 Qxc6 35. Rfc1 Qd5 36. Rd1 Qe4 37. Qf6+ Bc6 38. Rbc1 Qxg2# 0-1

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "4"]
[White "Vollenberg, Joerg"]
[Black "Kullmann, Max"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1636"]
[BlackElo "1613"]
[PlyCount "97"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. Nf3 Bf5 7. Be2 e6 8. 0-0 Bd6 9. h3 Nf6 10. Nd4 Bg6 11. Nf3 0-0 12. Be3 Nbd7 13. Qd2 Nd5 14. Bg5 Bf4 15. Bxf4 Nxf4 16. Rae1 Nf6 17. Bd1 N4d5 18. Ne2 Qb6 19. b3 Qc7 20. Ng3 Nh5 21. Nh1 Nhf4 22. Ne5 f6 23. Nxg6 Nxg6 24. Ng3 e5 25. Ne4 Qd7 26. Nc5 Qf5 27. Bg4 Qf4 28. Qe2 Qd4 29. Ne6 Qb4 30. Nxf8 Rxf8 31. Be6+ Kh8 32. Bxd5 cxd5 33. g3 d4 34. a4 Qc3 35. Rc1 Qc5 36. Qg4 Qe7 37. Kg2 f5 38. Qf3 Qd6 39. Rfe1 Qc7 40. Re2 Rf6 41. Rce1 Rf7 42. h4 Rf8 43. h5 Ne7 44. Rxe5 Nc6 45. Rxf5 Rg8 46. Rf8 Qd7 47. Ree8 Ne7 48. Rxg8+ Nxg8 49. Qf8 1-0

[Event "GER-ch Net Amateur Gr-C Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "6"]
[White "Vollenberg, Joerg"]
[Black "Segermann, Nils"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1715"]
[BlackElo "1851"]
[PlyCount "94"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. f3 Bb7 4. e4 Nc6 5. Be3 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Nge7 8. Ne2 Na5 9. Ng3 c6 10. Be2 d5 11. cxd5 cxd5 12. Qc2 Rc8 13. Qb1 Rxc3 14. Bd2 Rc7 15. Bxa5 bxa5 16. 0-0 0-0 17. e5 g6 18. Qb5 Rd7 19. Rab1 a6 20. Qb3 Bc8 21. Qe3 Nf5 22. Nxf5 exf5 23. e6 fxe6 24. Qxe6+ Rdf7 25. Qc6 Rf6 26. Qc2 f4 27. Rfe1 Bf5 28. Bd3 Bxd3 29. Qxd3 Qd6 30. Re5 Rf5 31. Rbe1 Rxe5 32. Rxe5 Rb8 33. Qc2 Kg7 34. Qe2 Rb7 35. h3 Qc6 36. Re6 Qa4 37. Qe5+ Kh6 38. h4 Qd1+ 39. Kh2 Rf7 40. Qg5+ Kg7 41. Qxd5 Qd2 42. Re5 Qf2 43. Rg5 Qxh4+ 44. Kg1 Qe1+ 45. Kh2 Qh4+ 46. Kg1 Qe1+ 47. Kh2 Qh4+ 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2018.04.29"]
[Round "9.6"]
[White "Vollenberg, Joerg"]
[Black "Kreitling, Oliver"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1400"]
[BlackElo "1794"]
[PlyCount "67"]
[EventDate "2017.09.17"]
[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 "Eving SV Rochade"]
[BlackTeam "Buer SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 h6 6. Nc3 d6 7. h3 0-0 8. Be3 Bxe3 9. fxe3 Na5 10. Nd2 Nxc4 11. Nxc4 c6 12. Qf3 b5 13. Nd2 Qe7 14. Ne2 Nh7 15. Kh2 Bd7 16. Ng3 g6 17. Rf2 Qh4 18. Ne2 Kg7 19. Raf1 Qe7 20. Ng3 Be6 21. Qe2 a5 22. a3 a4 23. d4 Bd7 24. c4 Rab8 25. Qd3 f6 26. Rc1 b4 27. c5 dxc5 28. Rxc5 Rfd8 29. Qc4 Rb5 30. Rxb5 cxb5 31. Qxb4 Qxb4 32. axb4 Ng5 33. Ne2 Nf7 34. Nc3 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "6.8"]
[White "Schwammbach, Frank"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1781"]
[BlackElo "1381"]
[PlyCount "79"]
[EventDate "2017.09.17"]
[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 "Waltrop SV"]
[BlackTeam "Eving SV Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nf6 3. e3 Bf5 4. Nf3 e6 5. a3 dxc4 6. Bxc4 Nbd7 7. 0-0 Nb6 8. Ba2 c6 9. Nbd2 Bd6 10. Re1 Bc7 11. h3 Qd7 12. b4 Rd8 13. Bb2 Ne4 14. Nh4 Nd5 15. Nxf5 exf5 16. Nxe4 fxe4 17. Qh5 Nf6 18. Qe2 Qd6 19. g3 Qd7 20. Kg2 h5 21. Rad1 Qf5 22. Rh1 g5 23. g4 Qg6 24. d5 Ke7 25. gxh5 Rxh5 26. dxc6 Rdh8 27. Bxf6+ Kxf6 28. Qb2+ Be5 29. Rd6+ Kf5 30. Rd5 f6 31. Bb1 Qh6 32. Qc2 Rh4 33. f3 Ke6 34. fxe4 Rxh3 35. Rxe5+ fxe5 36. Qc4+ Ke7 37. Qc5+ Kd8 38. Qd5+ Ke8 39. Qd7+ Kf8 40. Rf1+ 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Kraft, Marius"]
[Black "Vollenberg, Joerg"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1459"]
[PlyCount "71"]
[EventDate "2017.09.17"]
[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 "Drewer SG"]
[BlackTeam "Eving SV Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. Nc3 Bg4 6. Be3 Be7 7. Nd5 h6 8. Nxe7 Nxe7 9. h3 Bh5 10. Qe2 c6 11. 0-0 b5 12. Bb3 a5 13. a4 d5 14. exd5 Nfxd5 15. g4 Bg6 16. Nxe5 0-0 17. Nxg6 fxg6 18. Bc5 Re8 19. Qe6+ Kh7 20. Rfe1 Qc7 21. axb5 Nf4 22. Qe5 Ned5 23. Qxc7 Nxc7 24. Bd6 Nxh3+ 25. Kh2 Nxb5 26. Rxe8 Rxe8 27. Kxh3 Nxd6 28. Rxa5 Re2 29. Kg3 Nb5 30. Ba4 Nd4 31. Rc5 Rd2 32. Rc4 Ne2+ 33. Kg2 Rd1 34. Bxc6 g5 35. Bf3 Nf4+ 36. Rxf4 1-0

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2017.11.05"]
[Round "3.7"]
[White "Berke, Martin"]
[Black "Vollenberg, Joerg"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1748"]
[PlyCount "50"]
[EventDate "2017.09.17"]
[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 "Welper SV II"]
[BlackTeam "Eving SV Rochade"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d3 Be7 5. c3 Bg4 6. Qb3 Na5 7. Bxf7+ Kf8 8. Qa4 c6 9. Bxg8 b5 10. Qd1 Kxg8 11. Nbd2 h6 12. h3 Bh5 13. Nf1 Kh7 14. Ng3 Bf7 15. Be3 Rf8 16. Nf5 Be6 17. g4 Qe8 18. Qd2 Qf7 19. N3h4 Bxh4 20. Nxh4 Nb7 21. b3 d5 22. f3 c5 23. Nf5 d4 24. Bf2 Bxf5 25. exf5 Qd5 1/2-1/2

[Event "Ruhrgebiet Verbandsklasse Gruppe 1 1718"]
[Site "Germany"]
[Date "2017.10.08"]
[Round "2.7"]
[White "Vollenberg, Joerg"]
[Black "Schulz Runge, Michael"]
[Result "0-1"]
[ECO "E01"]
[BlackElo "1768"]
[PlyCount "50"]
[EventDate "2017.09.17"]
[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 "Eving SV Rochade"]
[BlackTeam "Dortmund FS"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. d4 Be7 5. Nf3 0-0 6. Qc2 Na6 7. a3 c5 8. e3 cxd4 9. Nxd4 e5 10. Nf5 d4 11. Nxe7+ Qxe7 12. Ne4 Nxe4 13. Qxe4 Nc5 14. Qc2 Bg4 15. b4 d3 16. Qb2 Bf3 17. Rg1 Ne4 18. Bxd3 Rfd8 19. Be2 Bxe2 20. Kxe2 Qd6 21. Qc2 Qg6 22. Ke1 Qh5 23. Qe2 Qxh2 24. Kf1 Nc3 25. Qf3 e4 0-1

