[Event "Sachsen-Anhalt-ch (Women)+"]
[Site "Magdeburg"]
[Date "2022.10.29"]
[Round "2"]
[White "Hielscher, Ursula"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1685"]
[BlackElo "1811"]
[PlyCount "75"]
[EventDate "2022.10.29"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. Bd3 f5 8. f3 Nf6 9. Qd2 0-0 10. 0-0-0 a6 11. h4 Nh5 12. Nge2 Bd7 13. Rdg1 f4 14. Bf2 b5 15. cxb5 axb5 16. Bxb5 Bxb5 17. Nxb5 Rxa2 18. Nec3 Ra1+ 19. Kc2 Ra8 20. Ra1 Qd7 21. Qd3 Kh8 22. Rhd1 Rfb8 23. Qc4 Rxa1 24. Rxa1 c6 25. dxc6 Nxc6 26. Rd1 Bf8 27. Bc5 Qb7 28. Bxd6 Nd4+ 29. Rxd4 Rc8 30. Bxe5+ Bg7 31. Bxg7+ Nxg7 32. Qd3 Ne6 33. Nd6 Qb6 34. Nxc8 Nxd4+ 35. Kb1 Qf6 36. Ne7 Nb3 37. Qd8+ Kg7 38. Qg8+ 1-0

[Event "Sachsen-Anhalt-ch (Women)+"]
[Site "Magdeburg"]
[Date "2022.10.29"]
[Round "1"]
[White "Hoffmann, Svenja"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1339"]
[BlackElo "1811"]
[PlyCount "108"]
[EventDate "2022.10.29"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Bc4 d6 4. c3 c6 5. Nf3 b5 6. Bb3 e6 7. 0-0 Ne7 8. Bf4 0-0 9. Re1 Bb7 10. Nbd2 Na6 11. Nf1 Qc7 12. Qd2 e5 13. Bh6 c5 14. Rac1 Rad8 15. d5 c4 16. Bc2 Nc5 17. b3 a5 18. Ng3 Kh8 19. Bxg7+ Kxg7 20. Qg5 Ng8 21. h4 f6 22. Qd2 h5 23. b4 axb4 24. cxb4 Na6 25. a4 c3 26. Qd3 bxa4 27. Bxa4 Nxb4 28. Qxc3 Qxc3 29. Rxc3 Na6 30. Bc6 Rf7 31. Nd2 Rc7 32. Rb1 Bxc6 33. dxc6 Nc5 34. Ra1 Ne7 35. Nb3 Rxc6 36. Ra7 Kf8 37. Na5 Ra6 38. Rxa6 Nxa6 39. Ne2 Nc5 40. f3 Rd7 41. Nc1 Kf7 42. Nd3 Nxd3 43. Rxd3 d5 44. Kf2 d4 45. Nb3 Rc7 46. Nd2 Rc2 47. Ke1 Rc1+ 48. Kf2 Nc6 49. Rb3 Ke6 50. g4 Rc2 51. Ke2 Na5 52. Rb4 Ra2 53. Rb6+ Kf7 54. Kd3 Rxd2+ 0-1

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2022.07.17"]
[Round "9"]
[White "Zhou, Lepu Coco"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "1986"]
[BlackElo "1814"]
[PlyCount "112"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 g6 5. c4 Bg7 6. Nc3 a6 7. 0-0 e5 8. d3 Ne7 9. a3 0-0 10. b4 b6 11. Nd5 Nxd5 12. cxd5 Nf6 13. bxc5 bxc5 14. Bc6 Rb8 15. Bd2 Bg4 16. h3 Bxf3 17. Qxf3 Nh5 18. Rab1 Qc7 19. Rfc1 h6 20. g3 Kh7 21. Qd1 Bf6 22. Qa4 Qa7 23. Bb5 Ra8 24. Bc4 Rfb8 25. Qc6 Be7 26. Ba5 Rc8 27. Qb7 Kg7 28. Rb2 Qxb7 29. Rxb7 Rcb8 30. Rcb1 Rxb7 31. Rxb7 Kf8 32. Bd2 g5 33. Rb6 a5 34. Bb5 Ra7 35. a4 Kg7 36. Rb8 Nf6 37. f4 gxf4 38. gxf4 Nd7 39. Bxd7 Rxd7 40. fxe5 dxe5 41. Bxa5 Ra7 42. Bc3 Rxa4 43. Bxe5+ Bf6 44. Bxf6+ Kxf6 45. Kf2 c4 46. dxc4 Rxc4 47. Re8 Rd4 48. e5+ Kg7 49. d6 f6 50. Re7+ Kf8 51. Re6 fxe5 52. Rxh6 Kg7 53. Re6 Kf7 54. Rxe5 Rxd6 55. Rh5 Rd3 56. h4 Kg7 1/2-1/2

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2022.07.13"]
[Round "5"]
[White "Guder, Sibylle"]
[Black "Jahnz, Laurin"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1814"]
[BlackElo "1649"]
[PlyCount "72"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Nf3 Nf6 4. Bg2 dxc4 5. 0-0 Nbd7 6. Qc2 Nb6 7. a4 a5 8. Na3 g6 9. Nxc4 Nxc4 10. Qxc4 Bg7 11. d3 0-0 12. Rb1 Nd5 13. Bd2 h6 14. e4 Nf6 15. b4 b6 16. bxa5 Ba6 17. Qxc6 Bxd3 18. axb6 Rc8 19. Qxc8 Qxc8 20. b7 Qb8 21. Bf4 Qa7 22. b8Q Rxb8 23. Rxb8+ Kh7 24. Rc1 Nxe4 25. Rb4 Nxf2 26. h4 Be2 27. Bb8 Qe3 28. Bf4 Nh3+ 29. Kh2 Nxf4 30. Re1 Qc3 31. Rxf4 e5 32. Rxf7 e4 33. Bf1 Kg8 34. Rb7 Qxf3 35. Bg2 Qc3 36. Rf1 Be5 0-1

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2022.07.12"]
[Round "4"]
[White "Guder, Sibylle"]
[Black "Federau, Juergen"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1814"]
[BlackElo "2063"]
[PlyCount "82"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. e3 Nf6 5. d3 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 0-0 8. Ne2 d6 9. Nbc3 Ne7 10. 0-0 c6 11. f4 Ng6 12. h3 Be6 13. b3 Qd7 14. Kh2 Rad8 15. Rad1 Qc8 16. Qc2 Qc7 17. Rc1 Bc8 18. b4 Qb6 19. b5 cxb5 20. cxb5 Qxe3 21. Nd5 Nxd5 22. Bxd5+ Kh8 23. a4 Ne7 24. Bg2 Ng6 25. a5 exf4 26. Nxf4 Nxf4 27. Rxf4 h6 28. Qc3 Rde8 29. Rcf1 Re5 30. R1f3 Qe1 31. Qc7 Rxb5 32. Qxd6 Re8 33. Rf1 Qxa5 34. h4 Qd8 35. Qg6 Rb6 36. Qh5 Rb2 37. Kh3 Ree2 38. Rg1 Be6 39. Rd4 Qxd4 40. Qe8+ Kh7 41. h5 f4+ 0-1

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2022.07.10"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Rose, Luis Stratos"]
[Result "1/2-1/2"]
[ECO "E72"]
[WhiteElo "1814"]
[BlackElo "1597"]
[PlyCount "150"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 0-0 5. e4 d6 6. Nge2 c6 7. 0-0 e5 8. d4 Na6 9. d5 Nc7 10. a4 Nh5 11. b4 cxd5 12. cxd5 f5 13. f3 Na6 14. Rb1 fxe4 15. fxe4 Qb6+ 16. Kh1 Rxf1+ 17. Qxf1 Bg4 18. Qg1 Qd8 19. Qe3 Bd7 20. Bd2 Nf6 21. h3 b6 22. Qd3 Nc7 23. Be3 h5 24. Bg5 Nce8 25. Qd2 Rc8 26. b5 Rc4 27. Rc1 Qc8 28. Kh2 a6 29. Qb2 axb5 30. Nxb5 Rxc1 31. Qxc1 Qxc1 32. Bxc1 Bxb5 33. axb5 Nc7 34. Nc3 Nd7 35. Be3 Nc5 36. Bxc5 dxc5 37. d6 Ne6 38. Nd5 Kf8 39. Nxb6 Nd4 40. Bf1 Ke8 41. Na4 Bf8 42. Nxc5 Bxd6 43. Na4 Kd8 44. Kg2 Kc7 45. Bc4 g5 46. Kf2 Be7 47. b6+ Kb7 48. Bd5+ Nc6 49. Ke3 Bd8 50. Nc5+ Kxb6 51. Nd7+ Kc7 52. Bxc6 Kxc6 53. Nxe5+ Kc5 54. g4 hxg4 55. Nxg4 Bb6 56. Kf3 Kd4 57. Nh6 Bc7 58. Nf7 Bf4 59. Nd8 Bc1 60. Ne6+ Ke5 61. Nc5 Kd6 62. Nd3 Bd2 63. Kg4 Ke6 64. Nb2 Kf6 65. Nc4 Bc1 66. Kf3 Ke6 67. Ke2 Kf6 68. Ne3 Ke5 69. Kf3 Kd4 70. Ng4 Bd2 71. e5 Kd5 72. Ke2 Bf4 73. Kf3 Bxe5 74. Nxe5 Kxe5 75. Kg4 Kf6 1/2-1/2

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2022.07.09"]
[Round "1"]
[White "Muse, Drazen"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2317"]
[BlackElo "1814"]
[PlyCount "95"]
[EventDate "2022.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 a6 6. a4 e6 7. g3 Bd6 8. Nc4 Bc7 9. Bg2 Nc6 10. Bxc6+ bxc6 11. d3 e5 12. Be3 Qe7 13. Qf3 Bb7 14. Bg5 h6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. Ne4 Ke7 18. Nxc5 Bc8 19. f3 Be6 20. Nxe6 fxe6 21. 0-0-0 Rad8 22. Rhe1 Kf7 23. Re4 Rd4 24. c3 Rxe4 25. dxe4 Ke7 26. Kc2 Rg8 27. Kd3 Rd8+ 28. Ke2 Rxd1 29. Kxd1 Bd8 30. Ke2 Bc7 31. g4 Kf7 32. Kf2 Ke7 33. b4 Kf7 34. a5 Kg7 35. Kg3 Kf7 36. Nb6 Kg7 37. Kh4 Kg6 38. Nd7 Bd6 39. Nc5 Bxc5 40. bxc5 f5 41. c4 f4 42. h3 Kg7 43. Kh5 Kh7 44. h4 Kg7 45. g5 hxg5 46. hxg5 Kh7 47. g6+ Kg7 48. Kg5 1-0

[Event "Berlin Teschner Memorial"]
[Site "Berlin"]
[Date "2022.05.26"]
[Round "1"]
[White "Guder, Sibylle"]
[Black "Spiess, Gunter"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1839"]
[BlackElo "2388"]
[PlyCount "34"]
[EventDate "2022.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 c5 5. cxd5 exd5 6. d4 Nc6 7. e3 cxd4 8. Nxd4 Bb4+ 9. Bc3 Bd6 10. Nxc6 bxc6 11. Bd3 0-0 12. Nd2 Re8 13. Nf3 Ne4 14. Bxe4 Rxe4 15. h3 Ba6 16. Rc1 c5 17. Nd2 Rxe3+ 0-1

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "5"]
[White "Engemann, Till"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1953"]
[BlackElo "1948"]
[PlyCount "104"]
[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. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 0-0 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 Qa5 9. 0-0-0 cxd4 10. Nxd4 Ne5 11. Kb1 Bd7 12. h4 Rfc8 13. b3 a6 14. Nd5 Qxd2 15. Rxd2 Nxd5 16. cxd5 h5 17. Be2 Rc7 18. Bg5 Kf8 19. Rdd1 Rac8 20. Rc1 Nd3 21. Ne6+ fxe6 22. Bxd3 Rxc1+ 23. Rxc1 Rxc1+ 24. Kxc1 exd5 25. exd5 Bf5 26. Bxf5 gxf5 27. Kd2 Kf7 28. Kd3 Bf6 29. Bxf6 Kxf6 30. Kd4 e6 31. dxe6 Kxe6 32. a4 d5 33. a5 f4 34. b4 Kd6 35. Kc3 Ke5 36. Kd3 Ke6 37. Kd4 Kd6 38. Kc3 Kc6 39. Kd4 Kb5 40. Kxd5 Kxb4 41. Ke4 Kxa5 42. Kxf4 b5 43. Ke3 b4 44. f4 b3 45. Kd3 Kb4 46. f5 Kc5 47. g4 hxg4 48. f6 Kd6 49. h5 Ke6 50. h6 Kxf6 51. h7 Kg7 52. h8Q+ Kxh8 0-1

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "7"]
[White "Guder, Sibylle"]
[Black "Feldmann, Bernd"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1948"]
[BlackElo "1874"]
[PlyCount "57"]
[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. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 0-0 6. Bg2 c6 7. 0-0 Ne4 8. d3 Nd6 9. Nbd2 f5 10. Qc2 Nd7 11. e4 fxe4 12. dxe4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qe2 Qe8 16. Ng5 Qh5 17. Qxh5 Nxh5 18. Ne4 Nf6 19. Rad1 Nxe4 20. Bxe4 g6 21. Rfe1 Kf7 22. Bg2 Bc5 23. Bh3 Ke7 24. Re2 Bd7 25. Kg2 Rad8 26. Red2 Bc8 27. Rxd8 Rxd8 28. Bf6+ Kxf6 29. Rxd8 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "11"]
[White "Guder, Sibylle"]
[Black "Hilck, Dirk"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1948"]
[BlackElo "1796"]
[PlyCount "31"]
[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. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 e6 5. g3 Be7 6. Bg2 0-0 7. 0-0 Nbd7 8. d3 Ne8 9. Nbd2 Bf6 10. d4 dxc4 11. Nxc4 Nb6 12. Nce5 Nd6 13. Qc2 Nd7 14. e4 Re8 15. Nxd7 Bxd7 16. e5 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "4"]
[White "Guder, Sibylle"]
[Black "Lange, Stephan"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1948"]
[BlackElo "2217"]
[PlyCount "119"]
[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. Nf3 g6 2. c4 Bg7 3. g3 c6 4. Bg2 Nh6 5. Nc3 d6 6. d3 f6 7. Bd2 Nf7 8. b4 e5 9. b5 0-0 10. a4 Be6 11. bxc6 bxc6 12. 0-0 d5 13. cxd5 cxd5 14. e4 d4 15. Nd5 Nc6 16. Rc1 Qd7 17. Rxc6 Bxd5 18. exd5 Qxd5 19. Ng5 Qa2 20. Nxf7 Qxf7 21. Qc2 Rad8 22. Bb4 Rfe8 23. Rc7 Rd7 24. Rxd7 Qxd7 25. Qc6 Qd8 26. Bd5+ Kh8 27. Bf7 Re7 28. Bxe7 Qxe7 29. Qe8+ Bf8 30. Qxe7 Bxe7 31. Rb1 Kg7 32. Be6 Bc5 33. Rb7+ Kh6 34. h4 g5 35. h5 Kxh5 36. Rxh7+ Kg6 37. Rd7 f5 38. f3 Kf6 39. Bd5 g4 40. fxg4 fxg4 41. a5 Kf5 42. Rc7 Bb4 43. Rxa7 e4 44. Bxe4+ Ke5 45. a6 Kd6 46. Rg7 Bc5 47. Rxg4 Ba7 48. Rg7 Bc5 49. a7 Bxa7 50. Rxa7 Ke5 51. Kf2 Ke6 52. Kf3 Ke5 53. g4 Kf6 54. Kf4 Ke6 55. g5 Kd6 56. g6 Ke6 57. g7 Kf6 58. Bd5 Kg6 59. g8Q+ Kh5 60. Rh7# 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Schaller, Torsten"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "1948"]
[BlackElo "1970"]
[PlyCount "148"]
[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. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 h6 7. 0-0 Be7 8. d3 0-0 9. Nbd2 Nbd7 10. Qc2 Bh7 11. a3 a5 12. Bc3 Qc7 13. Qb2 b5 14. cxb5 cxb5 15. Rac1 Qb8 16. b4 axb4 17. axb4 Nb6 18. Be5 Na4 19. Qd4 Qb6 20. Qxb6 Nxb6 21. Rc6 Na4 22. Nd4 Bxb4 23. N2b3 Rfc8 24. Rfc1 Rxc6 25. Rxc6 Nd7 26. Bd6 Bxd6 27. Rxd6 Ndc5 28. Nxc5 Nxc5 29. Nxb5 Ra1+ 30. Bf1 Bg6 31. Kg2 Nb3 32. e3 Rxf1 33. Kxf1 Bxd3+ 34. Ke1 Bxb5 35. Rd8+ Kh7 36. Rb8 Bc4 37. h4 Nc5 38. h5 Nd3+ 39. Kf1 Ne5+ 40. Kg2 Be2 41. f4 Nc4 42. Kf2 Bxh5 43. Rb4 Bg6 44. g4 Be4 45. Rb7 Kg6 46. Rc7 Kf6 47. Ke2 Nd6 48. Kf2 Nc4 49. Ke2 g6 50. Kf2 h5 51. g5+ Kg7 52. Ke2 Nd6 53. Kf2 Nf5 54. Ke2 h4 55. Kf2 h3 56. Kg1 Nxe3 57. Kh2 Bg2 58. Rc3 Ng4+ 59. Kg1 d4 60. Ra3 Bd5 61. Rxh3 Ne3 62. Kf2 Nf5 63. Ke2 f6 64. Kd3 fxg5 65. fxg5 e5 66. Rh1 e4+ 67. Kd2 Kf7 68. Ra1 Ke6 69. Ra6+ Ke5 70. Rxg6 e3+ 71. Ke1 Bf3 72. Rg8 d3 73. Re8+ Kf4 74. g6 d2+ 0-1

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "13"]
[White "Guder, Sibylle"]
[Black "Schoettker, Jochen"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1948"]
[BlackElo "1825"]
[PlyCount "21"]
[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. Nf3 e6 2. c4 f5 3. d3 b6 4. g3 Bb7 5. Bg2 Nf6 6. 0-0 d6 7. Nc3 g6 8. e4 Bg7 9. Ng5 Qe7 10. exf5 gxf5 11. Bxb7 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Schubert, Joachim"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1948"]
[BlackElo "1779"]
[PlyCount "55"]
[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. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 e6 6. e3 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Nc3 Nb6 11. Bg5 Bf6 12. Bxf6 Qxf6 13. Qe2 Nxd4 14. Nxd4 Qxd4 15. Rfd1 Qf6 16. Ne4 Qe7 17. Nd6+ Kf8 18. Qe5 f6 19. Qc5 Bd7 20. Nxb7 Rc8 21. Qa5 Kg7 22. Qxa7 Nc4 23. Na5 Rhd8 24. Nc6 Rxc6 25. Bxc6 Ne5 26. Bxd7 Rxd7 27. Rxd7 Nxd7 28. Rd1 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "10"]
[White "Hertel, Marco"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1822"]
[BlackElo "1948"]
[PlyCount "96"]
[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 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 b6 6. 0-0 Bb7 7. a4 g6 8. a5 Bg7 9. Bf4 0-0 10. a6 Bc6 11. c4 Nh5 12. Bg3 Bxb2 13. Ra2 Bg7 14. Qc2 Nxg3 15. fxg3 Ne5 16. Nc3 e6 17. Kh1 Qe7 18. Nd1 Rad8 19. Ne3 d5 20. exd5 exd5 21. Nxd5 Bxd5 22. Nxe5 Bxe5 23. cxd5 Rxd5 24. Bf3 Rd4 25. Qb3 Qg5 26. Raf2 Kg7 27. Be4 f5 28. Bf3 h5 29. Qe6 Qf6 30. Qxf6+ Bxf6 31. Rd1 Re8 32. Kg1 Ra4 33. Bc6 Bd4 34. Bxe8 Bxf2+ 35. Kxf2 Ra2+ 36. Kf3 Rxa6 37. Bb5 Ra5 38. Bc4 a6 39. Re1 b5 40. Bd5 Ra3 41. Ke3 a5 42. Rc1 c4 43. Kd2 Rxd3+ 44. Ke2 Rxd5 45. Ra1 a4 46. Ke3 Rd3+ 47. Kf4 Kf6 48. Rb1 g5# 0-1

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "9"]
[White "Kosovska, Olena"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1812"]
[BlackElo "1948"]
[PlyCount "69"]
[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 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Ne7 7. Qe1 0-0 8. d3 d5 9. Bb3 Nbc6 10. Qh4 f5 11. e5 a6 12. a3 b5 13. Qf2 d4 14. Ne2 Nd5 15. c4 bxc4 16. Bxc4 Na5 17. Ba2 Rb8 18. b4 cxb4 19. axb4 Nxb4 20. Nexd4 Nxd3 21. Qe3 Nc5 22. Ba3 Qb6 23. Rab1 Ncb3 24. Bd6 Rb7 25. Bxf8 Bxf8 26. Bxb3 Nxb3 27. Rxb3 Qxb3 28. Nxb3 Rc7 29. Nfd4 Bd7 30. h3 Bb4 31. Rc1 Rxc1+ 32. Nxc1 a5 33. Qb3 Kf7 34. Nd3 Bd2 35. Nc5 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "12"]
[White "Prieb, Robert"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "E98"]
[WhiteElo "1949"]
[BlackElo "1948"]
[PlyCount "111"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Ne8 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. c5 h5 14. cxd6 cxd6 15. Rc1 Rf7 16. Qc2 Ng6 17. Nb5 a6 18. Na7 Bd7 19. Qb3 b5 20. Nc6 Qf6 21. a4 bxa4 22. Qxa4 g4 23. Kh1 Bf8 24. b4 Rg7 25. Rc2 g3 26. Bg1 gxh2 27. Bxh2 h4 28. b5 h3 29. g3 fxg3 30. Bxg3 Nf4 31. Bh2 Qg5 32. Rg1 Qh4 33. Nd3 Rxg1+ 34. Bxg1 Qg3 35. Nxf4 exf4 36. Bd1 Nf6 37. b6 Qe1 38. Re2 Qf1 39. Rf2 Qe1 40. b7 Re8 41. Qb3 Nh5 42. Kh2 Ng3 43. Qd3 Bh6 44. b8Q Rxb8 45. Nxb8 Bb5 46. Qc2 Bg7 47. Qc8+ Kh7 48. Qxh3+ Kg8 49. Qe6+ Kh7 50. Bc2 Nf1+ 51. Rxf1 Qg3+ 52. Kh1 Bxf1 53. e5+ Kh8 54. Qc8+ Bf8 55. Qxf8+ Qg8 56. Qh6+ 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "1"]
[White "Roeder, Phillipp"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1787"]
[BlackElo "1948"]
[PlyCount "113"]
[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. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. g3 Bg7 6. Nb3 h5 7. h4 Nf6 8. Bg2 0-0 9. 0-0 d6 10. e4 Ng4 11. f3 Nge5 12. Qe2 Be6 13. Nd2 Nd4 14. Qd1 Qb6 15. Kh2 Rac8 16. Nb3 Nxb3 17. axb3 a6 18. Qe2 Nc6 19. Be3 Bd4 20. Bxd4 Nxd4 21. Qf2 Qa7 22. Rfd1 Nc6 23. Qxa7 Nxa7 24. Bf1 Nc6 25. Bd3 Nb4 26. Kg2 Rc7 27. Ra4 Nc6 28. f4 Rfc8 29. Nd5 Bxd5 30. exd5 Nb8 31. f5 Kg7 32. fxg6 fxg6 33. g4 Nd7 34. gxh5 gxh5 35. Bf5 Rxc2+ 36. Bxc2 Rxc2+ 37. Kh3 Ne5 38. Rg1+ Kf7 39. Rf4+ Ke8 40. Rg8+ Kd7 41. Rh8 Rxb2 42. Rxh5 Rxb3+ 43. Kg2 Rb2+ 44. Kg3 Rb3+ 45. Kg2 a5 46. Ra4 b6 47. Rh8 Rb2+ 48. Kg3 Rb3+ 49. Kg2 Rb5 50. Rd4 Rb2+ 51. Kg3 Rb3+ 52. Kg2 b5 53. h5 Rb2+ 54. Kg3 Rb3+ 55. Kg2 Rb2+ 56. Kg3 Rb3+ 57. Kg2 1/2-1/2

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "6"]
[White "Singh, Marcel"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2030"]
[BlackElo "1948"]
[PlyCount "81"]
[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 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nc3 e6 7. f4 d6 8. Nf3 Be7 9. Bd3 Ndb4 10. Bb1 Qb6 11. 0-0 Bd7 12. a3 Nd5 13. Qd3 Nxc3 14. bxc3 Na5 15. a4 d5 16. Ng5 g6 17. Ba3 Bxa3 18. Rxa3 Rc8 19. Bc2 Qb2 20. Rfa1 Nc4 21. R3a2 Qb6 22. a5 Qc7 23. g4 h5 24. Nxf7 Rg8 25. Ng5 hxg4 26. Qg3 Ke7 27. Qxg4 Rh8 28. Bxg6 Ne3 29. Qg3 Nf5 30. Bxf5 exf5 31. Rc2 Rcg8 32. h4 Bb5 33. Rg2 Bc4 34. Rb1 Rg7 35. Qh3 Ba6 36. Qxf5 Rhg8 37. Qf6+ Ke8 38. f5 Qxc3 39. Qe6+ Kd8 40. Nf7+ Rxf7 41. Rxg8+ 1-0

[Event "GER Cup Net Final-B U2000"]
[Site "Playchess.com INT"]
[Date "2020.06.06"]
[Round "3"]
[White "Susallek, Markus"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1835"]
[BlackElo "1948"]
[PlyCount "140"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. g4 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. Be2 Bh4+ 14. Kf1 Nc6 15. Rd1 Bxb3 16. Qxd8 Raxd8 17. Rxd8 Rxd8 18. axb3 Nd4 19. Bxd4 Rxd4 20. Bd3 g6 21. Ke2 Kf8 22. c3 Rd7 23. Be4 Bg5 24. Rd1 Rxd1 25. Kxd1 b6 26. Ke2 Ke7 27. Kd3 Kd6 28. b4 Bf4 29. h4 h5 30. gxh5 gxh5 31. Bf5 Bg3 32. Ke4 Bxh4 33. f4 exf4 34. Kxf4 Be1 35. Be4 Bd2+ 36. Kf5 Ke7 37. Bf3 h4 38. Kg4 Bc1 39. b3 Bd2 40. c4 Bxb4 41. Kxh4 Kd6 42. Kg4 Bc3 43. Kf4 Kc5 44. Ke4 Kb4 45. Bd1 Ka3 46. Kd3 Kb2 47. Bc2 a5 48. Bd1 f5 49. Bc2 Be5 50. Bd1 f4 51. Kd2 Bc3+ 52. Kd3 Bb4 53. Ke4 Bd6 54. Kd3 Kc1 55. Bf3 Bc5 56. Kc3 Be3 57. Bg4 Bc5 58. Bf3 Bb4+ 59. Kd3 Kb2 60. Bd1 f3 61. Ke3 Kc3 62. Kxf3 Kd2 63. Be2 Kc2 64. Ke4 Kxb3 65. Kd5 Bc5 66. Bd1+ Kb4 67. Bc2 a4 68. Bb1 Kb3 69. Ke4 a3 70. Kd3 Kb2 0-1

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "5"]
[White "Ensslinger, Colin"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1775"]
[BlackElo "1890"]
[PlyCount "62"]
[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. b3 e5 2. Bb2 d6 3. d4 exd4 4. Nf3 Nf6 5. Nxd4 Nbd7 6. e3 g6 7. Nd2 Bg7 8. Be2 0-0 9. 0-0 c6 10. c4 Re8 11. Qc2 a5 12. Bf3 Qc7 13. Rfd1 Nc5 14. Rac1 h5 15. h3 Bd7 16. a3 Nh7 17. Be2 Ng5 18. N2f3 Nge4 19. Nd2 Nxd2 20. Rxd2 Ne4 21. Rdd1 Qd8 22. Bf3 Ng5 23. Be2 Qe7 24. Re1 Rad8 25. Nf3 Bf5 26. Qd2 Ne4 27. Qxa5 Bxb2 28. Rb1 Bc3 29. Qa7 Bxe1 30. Rxe1 c5 31. Qxb7 Qxb7 0-1

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Joachim, Christian"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1890"]
[BlackElo "1704"]
[PlyCount "63"]
[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. Nf3 e6 2. c4 b6 3. Nc3 Bb7 4. g3 Nf6 5. Bg2 c5 6. 0-0 Be7 7. b3 a6 8. Bb2 Nc6 9. e3 Nb4 10. d4 0-0 11. a3 Nc6 12. d5 exd5 13. cxd5 Na5 14. d6 Bxd6 15. Qxd6 Nxb3 16. Rad1 Re8 17. Ng5 Bxg2 18. Kxg2 h6 19. Nh3 Re6 20. Qd3 Na5 21. Nf4 c4 22. Qd4 Re8 23. Ncd5 Nc6 24. Nxf6+ gxf6 25. Qxf6 Qxf6 26. Bxf6 b5 27. Rxd7 Ne5 28. Bxe5 Rxe5 29. Nd5 Kf8 30. f4 Ke8 31. fxe5 Kxd7 32. Nb6+ 1-0

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "7"]
[White "Guder, Sibylle"]
[Black "Kosovska, Olena"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1890"]
[BlackElo "1926"]
[PlyCount "83"]
[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. Nf3 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. Nc3 0-0 7. Rb1 d5 8. cxd5 Nxd5 9. Ng5 e6 10. Nge4 b6 11. d3 Bb7 12. Nxd5 exd5 13. Nc3 Ne7 14. Bd2 Rc8 15. e4 Re8 16. Bg5 dxe4 17. dxe4 Qc7 18. Bf4 Qc6 19. Nd5 Bd4 20. Qf3 Nxd5 21. exd5 Qf6 22. b3 Rcd8 23. Rfe1 Rxe1+ 24. Rxe1 Bxd5 25. Qg4 Bxg2 26. Kxg2 Qc6+ 27. Kh3 h5 28. Qe2 Qd7+ 29. Kg2 Qf5 30. Qe7 Rf8 31. Qxa7 Qc2 32. Be3 Bxe3 33. Rxe3 b5 34. h4 c4 35. bxc4 bxc4 36. Qa3 Qf5 37. Qc3 Qd5+ 38. Kh2 Rc8 39. a4 Ra8 40. a5 Ra6 41. Re8+ Kh7 42. Qh8# 1-0

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "9"]
[White "Guder, Sibylle"]
[Black "Prieb, Robert"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "1890"]
[BlackElo "1916"]
[PlyCount "52"]
[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. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. cxd5 Nxd5 7. Nc3 Nxc3 8. bxc3 c6 9. Rb1 Nd7 10. Qc2 Nb6 11. d3 Be6 12. c4 c5 13. a4 Qc7 14. Bb2 Bxb2 15. Rxb2 Rab8 16. Rfb1 Nd7 17. Ng5 b6 18. Nxe6 fxe6 19. h4 Nf6 20. Bh3 Qd6 21. Qc1 h5 22. Qe3 Kf7 23. Bg2 Rfd8 24. Be4 Qd4 25. Qxd4 Rxd4 26. Bf3 Rdd8 1/2-1/2

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Singh, Marcel"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1890"]
[BlackElo "2015"]
[PlyCount "83"]
[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. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c5 6. Nc3 Nc6 7. a3 b6 8. Rb1 Bb7 9. b4 d6 10. d3 Rb8 11. Bg5 h6 12. Bd2 e5 13. e3 Qe7 14. Qc2 Rfe8 15. bxc5 bxc5 16. Nd5 Nxd5 17. cxd5 Nd8 18. e4 f5 19. Nh4 Qf7 20. Qa4 a6 21. Rb6 Rc8 22. Rxd6 f4 23. Bh3 g5 24. Nf5 Rb8 25. Rxh6 Bc8 26. Rd6 Bxf5 27. Bxf5 Qe7 28. Rxa6 Nf7 29. Re6 Qf8 30. Rxe8 Rxe8 31. Be6 Kh7 32. Qc6 Qe7 33. Bf5+ Kg8 34. Qg6 Nd8 35. Qh7+ Kf8 36. Rb1 Qf6 37. Rb8 Qh6 38. Qxh6 Bxh6 39. Bg6 Ke7 40. Bxe8 Kxe8 41. Ba5 Kd7 42. Rxd8+ 1-0

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "3"]
[White "Guder, Sibylle"]
[Black "Sundui, Chinguun"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1890"]
[BlackElo "1722"]
[PlyCount "81"]
[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. Nf3 Nc6 2. c4 e6 3. g3 d5 4. b3 Nf6 5. Bg2 g6 6. Nc3 Bg7 7. Ba3 Ne7 8. 0-0 0-0 9. d4 Re8 10. e3 Nc6 11. Ne5 Nxe5 12. dxe5 Ne4 13. Nxe4 dxe4 14. Bb2 Qg5 15. Bxe4 Rd8 16. Qe2 Rb8 17. Rad1 Bd7 18. f4 Qe7 19. Qf3 c6 20. Rd6 Bf8 21. Rfd1 Qe8 22. R6d3 a5 23. a3 b5 24. Ba1 Bxa3 25. h4 Bf8 26. h5 Bg7 27. hxg6 hxg6 28. Kg2 Bf8 29. Rxd7 Rxd7 30. Bxc6 Rxd1 31. Bxe8 Rxa1 32. Bxb5 Rd8 33. Qb7 Rd2+ 34. Kf3 Raa2 35. Be8 Kh8 36. Qxf7 Bc5 37. Qf6+ Kh7 38. Bxg6+ Kh6 39. Bf7+ Kh7 40. Qg6+ Kh8 41. Qg8# 1-0

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "8"]
[White "Lange, Stephan"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2211"]
[BlackElo "1890"]
[PlyCount "103"]
[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. g3 Nf6 2. Nh3 g6 3. f3 Bg7 4. Nf2 d6 5. Bg2 c5 6. c3 0-0 7. 0-0 Nc6 8. d3 Bd7 9. e3 Rb8 10. b3 b5 11. Bb2 a5 12. Qe2 a4 13. d4 axb3 14. axb3 Ra8 15. Nd2 Rxa1 16. Rxa1 Qc7 17. f4 Rb8 18. Ra2 Qb7 19. Qd1 Ra8 20. Qa1 Rxa2 21. Qxa2 Qa7 22. Qxa7 Nxa7 23. c4 b4 24. dxc5 dxc5 25. Bxf6 Bxf6 26. Nde4 Bb2 27. Nxc5 Bc8 28. Nd1 Bc1 29. Kf2 Bg4 30. Bf3 Bxf3 31. Kxf3 Nc6 32. Nd3 Bd2 33. Ke2 Bc3 34. Nxc3 bxc3 35. Kd1 Na5 36. Kc2 Kf8 37. Kxc3 Ke8 38. b4 Nb7 39. c5 Kd7 40. Kc4 Kc7 41. e4 f6 42. Kd5 Nd8 43. f5 g5 44. g4 Kd7 45. b5 Kc7 46. Nb4 Kd7 47. b6 e6+ 48. fxe6+ Nxe6 49. c6+ Ke7 50. b7 Nc7+ 51. Kc4 Kd6 52. b8Q 1-0

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "1"]
[White "Radi, Guenter"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "1690"]
[BlackElo "1890"]
[PlyCount "128"]
[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. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Bg5 d6 5. Nbd2 0-0 6. e3 c5 7. d5 e6 8. e4 Qe7 9. Be2 h6 10. Bh4 exd5 11. exd5 Re8 12. Rc1 Bf5 13. Rc3 g5 14. Bg3 Qd7 15. 0-0 Na6 16. a3 Nc7 17. Bd3 Bg4 18. Qc2 b5 19. h3 Bxf3 20. Nxf3 bxc4 21. Bf5 Qd8 22. Rxc4 Ncxd5 23. b4 Nb6 24. Rc3 Nfd5 25. Rd3 c4 26. Rdd1 Nf4 27. Bxf4 gxf4 28. Rfe1 d5 29. a4 Rxe1+ 30. Rxe1 d4 31. a5 d3 32. Qa2 c3 33. axb6 axb6 34. Qc4 d2 35. Rd1 Rc8 36. Qb3 Rc7 37. Qc2 Qd6 38. Nxd2 cxd2 39. Rxd2 Rxc2 40. Rxd6 Rc1+ 41. Kh2 Be5 42. Rxb6 Re1 43. Rb5 f3+ 44. g3 Bd4 45. Rd5 Bb6 46. Rd2 Rf1 47. Bg4 Rxf2+ 48. Rxf2 Bxf2 49. Bxf3 Bb6 50. b5 Kg7 51. Kg2 f5 52. Bc6 Kf6 53. Kf3 Ke5 54. Bd7 Kf6 55. h4 Ke5 56. Bc6 Bc7 57. Bd7 Bb6 58. g4 fxg4+ 59. Kxg4 Kf6 60. Kh5 Kg7 61. Bg4 Be3 62. Bd7 Bb6 63. Bc6 Bc5 64. Bd7 Bb6 1/2-1/2

[Event "GER Cup Net V2 U2000"]
[Site "Playchess.com INT"]
[Date "2020.05.22"]
[Round "4"]
[White "Riesner, Daniel"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2142"]
[BlackElo "1890"]
[PlyCount "102"]
[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. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nf3 Nbd7 7. 0-0 e5 8. e4 exd4 9. Nxd4 Re8 10. h3 a6 11. Be3 Rb8 12. Qc2 c5 13. Nde2 b5 14. cxb5 axb5 15. Rad1 b4 16. Nd5 Nxd5 17. exd5 Ne5 18. Rfe1 Qa5 19. b3 Ra8 20. Nc1 Bf5 21. Qe2 h5 22. Kh2 Rac8 23. f4 Nd7 24. g4 hxg4 25. hxg4 Be4 26. Bxe4 Rxe4 27. Qf3 Rce8 28. Bf2 Nf6 29. Rxe4 Nxe4 30. Re1 f5 31. gxf5 gxf5 32. Qh5 Rf8 33. Bh4 Qc7 34. Rg1 c4 35. bxc4 Qxc4 36. Qg6 Rf7 37. Qe6 Qc2+ 38. Rg2 Qxc1 39. Qe8+ Rf8 40. Qe6+ Kh8 41. Bg5 Qc8 42. Qg6 Qe8 43. Qxe8 Rxe8 44. Rg1 Ra8 45. Rg2 Kg8 46. Bh4 Kf7 47. Be1 Rh8+ 48. Kg1 Bd4+ 49. Kf1 Rh1+ 50. Ke2 Bc3 51. Bf2 Ra1 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "9"]
[White "Bashylin, Seva"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1995"]
[BlackElo "1864"]
[PlyCount "69"]
[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. Bb5+ Bd7 4. c4 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Nc3 Nf6 8. 0-0 0-0 9. h3 Nc6 10. Be3 Rc8 11. Qe2 Ne5 12. Bxd7 Qxd7 13. b3 a6 14. Rac1 Rfd8 15. Rfd1 e6 16. f4 Nc6 17. Nf3 Qe7 18. Bb6 Re8 19. Bf2 Nd7 20. Qd2 Nc5 21. Qxd6 Qxd6 22. Rxd6 Nb4 23. Bxc5 Rxc5 24. e5 h6 25. a3 Nc6 26. Ne4 Ra5 27. a4 Nb4 28. Rcd1 b5 29. Rb6 Nc2 30. Nd6 Rd8 31. Rd2 Ne3 32. Nb7 Rb8 33. c5 bxa4 34. Nxa5 axb3 35. Rxb8+ 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "11"]
[White "Buessing, Olaf"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1894"]
[BlackElo "1864"]
[PlyCount "88"]
[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. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Ne7 7. d3 a6 8. a4 d5 9. Bb3 Nbc6 10. Qe1 0-0 11. Qh4 f5 12. e5 h6 13. Ne2 Bd7 14. Bd2 b5 15. axb5 axb5 16. Rxa8 Qxa8 17. h3 c4 18. dxc4 bxc4 19. g4 cxb3 20. gxf5 Nxf5 21. Qf2 bxc2 22. Ng3 Qa7 23. Qxa7 Nxa7 24. Nxf5 gxf5 25. Rc1 Rc8 26. Nd4 Nb5 27. Nxc2 Bf8 28. Ne3 Rxc1+ 29. Bxc1 Bc5 30. Kg2 Bc6 31. Nc2 d4+ 32. Kf2 Be4 33. Ne1 Nc7 34. Ke2 Nd5 35. Bd2 Kf7 36. h4 Kg6 37. Nd3 Bb6 38. Be1 Kh5 39. b4 Kg4 40. Nf2+ Kxf4 41. Bd2+ Ne3 42. Nd3+ Bxd3+ 43. Kxd3 Kxe5 44. h5 Kd5 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Dederichs, Wolfgang"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "1864"]
[BlackElo "1818"]
[PlyCount "76"]
[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. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Nc3 0-0 7. b3 Nc6 8. Bb2 a6 9. d4 Re8 10. d5 Na7 11. e4 exd5 12. exd5 Nc8 13. Nd4 Bc5 14. Qd2 Ng4 15. h3 Ne5 16. Kh2 Nd6 17. f4 Nexc4 18. bxc4 Nxc4 19. Qf2 Nxb2 20. Qxb2 Bxd4 21. Qd2 Qf6 22. Ne4 Bxa1 23. Nxf6+ Bxf6 24. Re1 g6 25. d6 Rxe1 26. Qxe1 c6 27. g4 Rf8 28. g5 Bd8 29. h4 f6 30. Qe4 fxg5 31. hxg5 b5 32. Bh3 Bc8 33. Qd4 Rf7 34. Kg3 Ba5 35. Qe4 Bd2 36. f5 gxf5 37. Bxf5 Bxg5 38. Kg4 Bc1 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "1"]
[White "Guder, Sibylle"]
[Black "Ebner, Bruno"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1864"]
[BlackElo "1722"]
[PlyCount "91"]
[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. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nf6 6. Nc3 0-0 7. d4 cxd4 8. Nxd4 Rb8 9. b3 e5 10. Ndb5 Qa5 11. Bd2 a6 12. Nd6 Qb6 13. Bg5 Nd4 14. Nxc8 Rbxc8 15. e3 Ne6 16. Bxf6 Bxf6 17. Nd5 Qd8 18. Nxf6+ Qxf6 19. Bxb7 Rc7 20. Bg2 Rd8 21. Qd6 a5 22. Rad1 Rdc8 23. Rd5 a4 24. Qxe5 Qe7 25. Rfd1 axb3 26. axb3 Qb4 27. Rxd7 Rxd7 28. Rxd7 Qxb3 29. Bd5 Qd1+ 30. Kg2 Re8 31. Bxe6 Qxd7 32. Bxd7 Rxe5 33. Bb5 Rc5 34. Kf3 Kf8 35. Ke4 Ke7 36. Kd4 Rc7 37. c5 f5 38. Kd5 h6 39. c6 Kd8 40. Kd6 Ra7 41. Bc4 g5 42. Be6 f4 43. exf4 gxf4 44. gxf4 Ra4 45. c7+ Ke8 46. c8Q# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "12"]
[White "Guder, Sibylle"]
[Black "Lu, Trung Cang"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1864"]
[BlackElo "1962"]
[PlyCount "124"]
[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. Nf3 d5 2. c4 d4 3. e3 Nc6 4. d3 e5 5. e4 Bb4+ 6. Nbd2 a5 7. g3 Nge7 8. Bg2 0-0 9. 0-0 Ng6 10. h4 Bg4 11. Qe1 f5 12. exf5 Bxf5 13. Qe2 Qd7 14. Ng5 Rae8 15. Nge4 b6 16. Kh2 Kh8 17. a3 Be7 18. Rh1 Bg4 19. f3 Be6 20. Ng5 Bg8 21. Bh3 Qd8 22. Nde4 Bxg5 23. hxg5 Nce7 24. Kg2 Nf5 25. Bd2 a4 26. Bb4 Nfh4+ 27. Kh2 Nxf3+ 28. Kg2 Nfh4+ 29. Kh2 c5 30. Bd2 Nf3+ 31. Kg2 Qe7 32. Bg4 Nxd2 33. Qxd2 Rb8 34. Rh3 b5 35. cxb5 Rxb5 36. Rah1 Rfb8 37. Rb1 Ba2 38. Rhh1 Bxb1 39. Rxb1 Qf7 40. Be2 Qa2 41. Qc2 Rxb2 42. Rxb2 Rxb2 43. Qxc5 Rxe2+ 44. Kh3 Rh2+ 45. Kg4 Qe2+ 46. Kf5 Qf3+ 47. Ke6 Nf8+ 48. Ke7 Ng6+ 49. Ke6 Qf8 50. Qxf8+ Nxf8+ 51. Kf7 Ng6 52. Nd6 Ra2 53. Ke8 h6 54. Nf7+ Kh7 55. gxh6 gxh6 56. Nd6 Rxa3 57. Nc4 Rxd3 58. Kf7 Rc3 59. Nd6 Rc7+ 60. Ke6 Rc6 61. Kd5 Rxd6+ 62. Kxd6 d3 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "13"]
[White "Guder, Sibylle"]
[Black "Riesner, Daniel"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1864"]
[BlackElo "2161"]
[PlyCount "77"]
[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. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 d4 5. Bg2 c5 6. 0-0 Nc6 7. d3 e5 8. e4 Bd6 9. Nbd2 0-0 10. Nh4 Re8 11. Kh1 Nb4 12. Qe2 b5 13. cxb5 Bd7 14. a4 a6 15. bxa6 Rxa6 16. Nc4 Bf8 17. Bd2 Qb8 18. h3 Nc6 19. Rab1 Nb4 20. f4 Bd6 21. f5 Bf8 22. g4 Bc6 23. g5 Nd7 24. g6 Nf6 25. gxf7+ Kxf7 26. Nf3 Bd6 27. Ng5+ Kg8 28. Ne6 Bd7 29. Ng5 Be7 30. Rg1 Kh8 31. Bf3 h6 32. Nf7+ Kg8 33. Nxh6+ Kf8 34. Qg2 Nh5 35. Bxh5 Bf6 36. Ng4 Ke7 37. Nxf6 gxf6 38. Qg7+ Kd8 39. Qxf6+ 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "10"]
[White "Guder, Sibylle"]
[Black "Schaefer, Konstantin"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1864"]
[BlackElo "1820"]
[PlyCount "91"]
[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. Nf3 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 d5 5. cxd5 Nxd5 6. 0-0 e5 7. Nc3 Nc7 8. d3 Be7 9. Nd2 0-0 10. Nc4 f6 11. f4 Be6 12. f5 Bf7 13. Ne4 Qd7 14. Bd2 b6 15. Rc1 Rac8 16. a3 Rfd8 17. Ne3 Nd4 18. g4 Nd5 19. Nxd5 Bxd5 20. Bc3 b5 21. Qe1 h6 22. h4 Kf7 23. Qf2 Nb3 24. Rcd1 b4 25. Be1 bxa3 26. bxa3 Bxe4 27. Bxe4 c4 28. Bb4 Bxb4 29. axb4 Qa4 30. dxc4 Qxb4 31. Bd5+ Kf8 32. g5 Qc5 33. e3 Na5 34. gxh6 gxh6 35. Rc1 a6 36. Kh1 Ke7 37. Qf3 Qb4 38. Qh5 Rf8 39. Qxh6 Nxc4 40. Qg7+ Ke8 41. Qg6+ Ke7 42. Qg7+ Ke8 43. Rfd1 Qc5 44. Rxc4 Qxc4 45. Bxc4 Rxc4 46. Qd7# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "4"]
[White "Guder, Sibylle"]
[Black "Schmaelzle, Harald"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1864"]
[BlackElo "1757"]
[PlyCount "63"]
[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. Nf3 e6 2. c4 d5 3. b3 c6 4. g3 Nf6 5. Bb2 g6 6. Bg2 Bg7 7. 0-0 b6 8. d3 Bb7 9. Nbd2 Nbd7 10. e4 dxe4 11. dxe4 0-0 12. e5 Ng4 13. Qe2 c5 14. h3 Nh6 15. g4 Kh8 16. Ne4 Bxe4 17. Qxe4 Rc8 18. Rfd1 Qe7 19. Rd6 Rfd8 20. Rad1 Nb8 21. R1d2 Ng8 22. Qf4 Qc7 23. Ng5 Nh6 24. Bf3 Kg8 25. Kg2 Qe7 26. Ne4 Na6 27. Nf6+ Kh8 28. a3 Ng8 29. g5 Qc7 30. Ne4 Ne7 31. Qxf7 Nf5 32. Qxc7 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Singh, Marcel"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "1864"]
[BlackElo "2004"]
[PlyCount "144"]
[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. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 0-0 8. b3 a6 9. Nc3 e6 10. Bb2 d5 11. cxd5 Nxd5 12. Nxd5 exd5 13. Nxc6 bxc6 14. Bxg7 Kxg7 15. Rc1 Bd7 16. Qd4+ Kg8 17. Rfd1 Re8 18. e4 Bg4 19. f3 Be6 20. h4 dxe4 21. Qxe4 Bd5 22. Qd4 a5 23. h5 Qe7 24. h6 Qf8 25. Qf4 Re2 26. Rd2 Rae8 27. Rcc2 Re1+ 28. Kh2 f6 29. Qh4 R1e5 30. g4 Qd6 31. Qg3 R5e6 32. Qxd6 Rxd6 33. f4 Red8 34. Bxd5+ Rxd5 35. Rxd5 cxd5 36. Kg3 Kf7 37. Kf3 Ke6 38. Ke3 g5 39. f5+ Ke5 40. Rc6 d4+ 41. Kd3 Kf4 42. Rxf6 Kxg4 43. Rf7 Kf4 44. f6 Kf5 45. Rxh7 Kxf6 46. Rg7 Rh8 47. Ra7 Rxh6 48. Rxa5 Rh4 49. Rd5 Rh3+ 50. Kxd4 g4 51. Ke4 g3 52. Kf3 Rh2 53. Kxg3 Rxa2 54. Kf4 Rb2 55. Rd3 Ke6 56. Ke4 Rb1 57. Kd4 Kd6 58. Kc4+ Kc6 59. Rh3 Rc1+ 60. Kb4 Kb6 61. Rh6+ Kb7 62. Kb5 Rg1 63. Rh7+ Kc8 64. b4 Rg5+ 65. Kc6 Rg6+ 66. Kb5 Rg5+ 67. Ka4 Kb8 68. b5 Rg1 69. Ka5 Rg6 70. b6 Rg1 71. Ka6 Ra1+ 72. Kb5 Rb1+ 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "3"]
[White "Hoppe, Frank"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1780"]
[BlackElo "1864"]
[PlyCount "21"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nb3 Be7 8. Be2 0-0 9. 0-0 Be6 10. Be3 Nbd7 11. f3 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "2"]
[White "Kosovska, Olena"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1726"]
[BlackElo "1864"]
[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 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Ne7 7. d3 d5 8. Bb3 0-0 9. Qe1 f5 10. e5 a6 11. a4 Nbc6 12. Qf2 b6 13. Bd2 Qc7 14. a5 Nxa5 15. Ba2 Nac6 16. Ng5 h6 17. Nf3 Bd7 18. Ne2 a5 19. d4 c4 20. Nc3 Nb4 21. Bb1 b5 22. Qh4 Be8 23. Nxb5 Bxb5 24. Bxb4 axb4 25. Ba2 c3 26. bxc3 Bxf1 27. Kxf1 Qxc3 28. Qxe7 Qxa1+ 29. Kf2 Rfe8 30. Qxb4 Qxa2 31. Ne1 Qc4 32. Qb6 Bf8 33. g3 h5 34. Kf3 Ra3+ 35. Kf2 Qc3 36. h3 Qxg3+ 37. Ke2 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "5"]
[White "Sauk, Peter"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1935"]
[BlackElo "1864"]
[PlyCount "66"]
[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. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Qd2 c5 8. d5 Qa5 9. Nge2 a6 10. g4 b5 11. Ng3 bxc4 12. Bxc4 Rb8 13. h4 Ne5 14. Be2 Nexg4 15. fxg4 Nxg4 16. Bxg4 Rxb2 17. Rc1 Rxd2 18. Bxd2 Bxg4 19. 0-0 Bd4+ 20. Kg2 Qa3 21. Rc2 Rb8 22. Rfc1 Rb2 23. Kf1 Rxc2 24. Rxc2 h5 25. Nge2 Be5 26. Kf2 Kg7 27. Nc1 Qb4 28. Nd3 Qd4+ 29. Ke1 Qxd3 30. Rc1 Bxc3 31. Bxc3+ f6 32. Kf2 Qe2+ 33. Kg1 Bf3 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "7"]
[White "Susallek, Markus"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1918"]
[BlackElo "1864"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. g4 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. 0-0-0 Qxd2+ 14. Rxd2 Nc6 15. Nc5 Bxc5 16. Bxc5 Rfd8 17. Bd3 Bd5 18. Bb6 Bxf3 19. Rf1 Bxg4 20. Bxd8 Rxd8 21. Be4 Rxd2 22. Kxd2 g6 23. Bxc6 bxc6 24. Re1 f6 25. Re4 Kf7 26. Rxg4 f5 27. Ra4 Ke6 28. Rxa6 Kd5 29. Ra7 h5 30. Rg7 1-0

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "3"]
[White "Berger, Juergen"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1718"]
[BlackElo "1852"]
[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. Nc3 c5 2. e4 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. d3 Ne7 7. a3 d5 8. Ba2 dxe4 9. Nxe4 b6 10. 0-0 0-0 11. Be3 Nbc6 12. Qe1 Nf5 13. Bf2 Bxb2 14. Rb1 Bg7 15. Nh4 Nfd4 16. Qd1 Qe7 17. Kh1 Bb7 18. Qg4 Nxc2 19. Qh3 N2d4 20. Ng5 h6 21. Ngf3 Rad8 22. Bc4 Ne2 23. Rbe1 Nxf4 24. Qg3 Nxd3 25. Re4 Nxf2+ 26. Rxf2 Rd1+ 27. Re1 Rxe1+ 28. Nxe1 Nd4 29. Nxg6 fxg6 30. Qxg6 Rxf2 0-1

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "4"]
[White "Ellert, Stefan"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1764"]
[BlackElo "1862"]
[PlyCount "24"]
[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 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. Nbd2 0-0 6. Bd3 Nbd7 7. h4 Qe8 8. Bh2 e5 9. Ne4 Nxe4 10. Bxe4 exd4 11. Qd3 dxe3 12. fxe3 Nc5 0-1

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "7"]
[White "Guder, Sibylle"]
[Black "Buessing, Olaf"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1909"]
[BlackElo "1805"]
[PlyCount "63"]
[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. Nf3 e6 2. c4 f5 3. d3 c6 4. g3 d5 5. Nbd2 Nf6 6. Bg2 Bd6 7. 0-0 0-0 8. Qc2 Na6 9. a3 Nc7 10. b4 b6 11. e4 fxe4 12. dxe4 Be7 13. Bb2 Bb7 14. Rad1 a5 15. Qb3 a4 16. Qc2 Ng4 17. h3 Nf6 18. Rfe1 Nfe8 19. exd5 exd5 20. cxd5 cxd5 21. Nc4 Qb8 22. Rxe7 dxc4 23. Qxc4+ Nd5 24. Rxd5 Bxd5 25. Qxd5+ Kh8 26. Ng5 Nf6 27. Qxa8 Qxa8 28. Bxa8 Rxa8 29. Bxf6 gxf6 30. Nxh7 Rc8 31. Nxf6 b5 32. Rh7# 1-0

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Rempe, Jonas"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1842"]
[BlackElo "1674"]
[PlyCount "103"]
[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. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Nbd7 7. b4 c6 8. Rb1 e5 9. d3 Qc7 10. a4 d5 11. cxd5 cxd5 12. Nb5 Qb8 13. Bb2 a6 14. Na3 e4 15. dxe4 dxe4 16. Ng5 h6 17. Nxe4 Nxe4 18. Bxg7 Kxg7 19. Bxe4 Qe5 20. Bf3 Nb6 21. a5 Nd7 22. Nc4 Qf6 23. Nd6 Ne5 24. Bxb7 Bxb7 25. Nxb7 Rab8 26. Nc5 Qf5 27. Qd4 Qf6 28. Qf4 Qxf4 29. gxf4 Nc4 30. Nd7 Nd2 31. Nxb8 Nxb1 32. Nxa6 Nc3 33. e3 Nd5 34. b5 Ra8 35. Rc1 Ra7 36. Kg2 Ra8 37. Kf3 Ra7 38. e4 Nf6 39. Rc7 Ra8 40. b6 Rxa6 41. b7 Rxa5 42. b8Q Ra3+ 43. Kg2 Nxe4 44. Qb2+ Nf6 45. Qxa3 Nd5 46. Qb2+ Kg8 47. Qb8+ Kg7 48. Qb2+ Kg8 49. Rc1 Nxf4+ 50. Kh1 Nd3 51. Rc8+ Kh7 52. Qh8# 1-0

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Riesner, Daniel"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1924"]
[BlackElo "2164"]
[PlyCount "55"]
[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. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bb2 0-0 6. Bg2 c5 7. cxd5 Nxd5 8. 0-0 b6 9. d4 Bb7 10. dxc5 Bxc5 11. Nbd2 Nc6 12. a3 a5 13. Ne4 Be7 14. Qb1 Rc8 15. Rd1 Qc7 16. Neg5 g6 17. Qe4 Rfd8 18. Nxe6 fxe6 19. Qxe6+ Kf8 20. Rxd5 Rxd5 21. Qxd5 Rd8 22. Qe4 Nd4 23. Nxd4 Bxe4 24. Ne6+ Kg8 25. Nxc7 Bxg2 26. Kxg2 Rd2 27. Be5 Rxe2 28. Bd4 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "5"]
[White "Guder, Sibylle"]
[Black "Susallek, Markus"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1875"]
[BlackElo "1902"]
[PlyCount "79"]
[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. Nf3 d5 2. c4 Nf6 3. cxd5 Nxd5 4. Nc3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nb6 8. d3 Nc6 9. Be3 Bg4 10. Qd2 Qd7 11. Rfc1 Rfd8 12. Ne4 Na4 13. Rab1 Qd5 14. b3 Nb6 15. Nc5 Rab8 16. Nd4 Qh5 17. Nxc6 bxc6 18. Rc2 Nd5 19. Na6 Rb6 20. Bxb6 axb6 21. Rxc6 Nf6 22. Rc2 Bh3 23. Bf3 Bg4 24. Qf4 Bh6 25. Qxc7 Re8 26. Bc6 Rc8 27. Qxe7 Bg5 28. Qe5 Be6 29. Qc3 Ng4 30. h4 Be3 31. Qe1 Bxf2+ 32. Qxf2 Nxf2 33. Kxf2 Qf5+ 34. Bf3 Qh3 35. Rxc8+ Bxc8 36. Nc7 Qh2+ 37. Bg2 Bb7 38. e4 g5 39. Rh1 Qxh1 40. Bxh1 1-0

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "1"]
[White "Guder, Sibylle"]
[Black "Weber, Michael"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1835"]
[BlackElo "1606"]
[PlyCount "92"]
[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. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 c6 8. d3 dxc4 9. bxc4 Nbd7 10. Nbd2 Rb8 11. Qc2 Qe7 12. a4 b6 13. a5 Rd8 14. Nd4 Bb7 15. Nxc6 Bxc6 16. Bxc6 Rdc8 17. Ba3 Qd8 18. Bg2 bxa5 19. Bb2 Qb6 20. Bc3 Qc7 21. Bxa5 Nb6 22. Bc3 Nfd7 23. Bxg7 Kxg7 24. Rfb1 f6 25. Qa2 Nc5 26. Qxa7 Qxa7 27. Rxa7+ Kg8 28. Rb5 Nbd7 29. Rxb8 Nxb8 30. Ne4 Nxe4 31. Bxe4 Nc6 32. Bxc6 Rxc6 33. Kg2 Rb6 34. Kf3 Rd6 35. c5 Rc6 36. d4 e5 37. e3 f5 38. g4 fxg4+ 39. Kxg4 exd4 40. exd4 Rf6 41. f4 h6 42. h4 Re6 43. d5 Re4 44. c6 Rd4 45. c7 Rc4 46. d6 h5+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "9"]
[White "Lu, Trung Cang"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1897"]
[BlackElo "1934"]
[PlyCount "45"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 b5 7. Nd5 Bb7 8. c4 Nbd7 9. f3 bxc4 10. Bxc4 e6 11. Nc3 Be7 12. Be3 0-0 13. Bxe6 fxe6 14. Nxe6 Qb8 15. Nxf8 Nxf8 16. 0-0 N8d7 17. Rc1 Ne5 18. Qb3+ Kh8 19. Rfd1 Bc6 20. Qc2 Qb7 21. Bf2 Rc8 22. Qd2 Nc4 23. Qd4 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "6"]
[White "Ochmann, Reimund"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1875"]
[BlackElo "1893"]
[PlyCount "200"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 d6 7. exd6 Qxd6 8. Nc3 g6 9. Bc4 Nxc3 10. bxc3 Bg7 11. 0-0 0-0 12. h3 Bf5 13. a4 Rac8 14. Bd3 Bxd3 15. Qxd3 Na5 16. Re1 Nc4 17. Nd2 Nxd2 18. Qxd2 Rfd8 19. Ba3 Qc6 20. Bxe7 Rd7 21. Bb4 b6 22. a5 h5 23. axb6 axb6 24. Qf4 Kh7 25. Qe4 Bh6 26. Re2 Qxe4 27. Rxe4 Bd2 28. Ra3 Rdc7 29. Ra6 Bxc3 30. Bxc3 Rxc3 31. Rxb6 R8c7 32. Rf4 Rd7 33. Rb4 Rd3 34. f3 Rd2 35. h4 Kg7 36. Kh2 Re7 37. Re4 Ra7 38. Kg3 Raa2 39. Kf4 Rxg2 40. Re7 Ra6 41. d5 Rf6+ 42. Ke4 Rg1 43. Rb3 Rh1 44. Re3 Rxh4+ 45. Ke5 Rhf4 46. Re8 h4 47. Rd8 h3 48. d6 h2 49. Re1 Rxf3 50. Rh1 Re3+ 51. Kd4 Ree6 52. d7 Rd6+ 53. Kc5 Rc6+ 54. Kb5 Rb6+ 55. Kc5 Rbd6 56. Rxh2 Rc6+ 57. Kb5 Rb6+ 58. Ka5 Rbd6 59. Kb5 Rf5+ 60. Kc4 Rfd5 61. Rhh8 Rxd7 62. Rdg8+ Kf6 63. Rh4 Rf5 64. Re4 Rc7+ 65. Kd3 Rd7+ 66. Ke3 Ra7 67. Kd2 Rd7+ 68. Ke3 Re5 69. Rxe5 Kxe5 70. Kf3 Kf5 71. Kg3 Kg5 72. Re8 f5 73. Kf2 Rd3 74. Ke2 Ra3 75. Rh8 f4 76. Rh1 Kg4 77. Rg1+ Kf5 78. Rh1 g5 79. Rh8 g4 80. Rf8+ Kg5 81. Rh8 f3+ 82. Kf2 Ra2+ 83. Ke3 f2 84. Rf8 g3 85. Rg8+ Kh4 86. Rh8+ Kg4 87. Rh1 Ra3+ 88. Ke2 Ra2+ 89. Ke3 g2 90. Rh8 f1Q 91. Rg8+ Kh3 92. Rh8+ Kg3 93. Rg8+ Kh2 94. Rh8+ Kg1 95. Rh1+ gxh1Q 96. Kd4 Qh4+ 97. Ke5 Qff4+ 98. Kd5 Qfg5+ 99. Ke6 Qhh6+ 100. Kf7 Qgg7+ 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "9"]
[White "Becker, Wolfgang"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1757"]
[BlackElo "1817"]
[PlyCount "120"]
[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. d4 Nf6 2. Bf4 d6 3. e3 Nbd7 4. h3 e5 5. dxe5 dxe5 6. Bh2 Bc5 7. Nf3 Qe7 8. c3 a5 9. Nbd2 c6 10. Be2 0-0 11. 0-0 e4 12. Nd4 Ne5 13. a3 a4 14. b4 axb3 15. Qxb3 Ng6 16. a4 h5 17. Bc4 Ne5 18. Be2 Ng6 19. Qc4 Ba7 20. Rfb1 Ne5 21. Bxe5 Qxe5 22. a5 Bb8 23. Nf1 h4 24. f4 exf3 25. Nxf3 Qe4 26. Qxe4 Nxe4 27. Bd3 Nxc3 28. Rc1 Nd5 29. e4 Nf4 30. Bc4 Ba7+ 31. Kh2 Be6 32. Bxe6 fxe6 33. a6 bxa6 34. Rxc6 a5 35. Ra6 Bg1+ 36. Kxg1 Rxa6 37. Ne3 a4 38. Nc4 Rc8 39. Nfe5 Rc5 40. Kf2 a3 41. Kf3 g5 42. g3 hxg3 43. Kxg3 Ra4 44. Kg4 Rcxc4 45. Kxg5 Rxe4 46. Kf6 Nh5+ 47. Kxe6 Ra5 48. Rg1+ Ng7+ 49. Kf6 Ra6+ 50. Ke7 Rxe5+ 51. Kd7 a2 52. h4 a1Q 53. Rxa1 Rxa1 54. Kd6 Re6+ 55. Kd5 Rd1+ 56. Kc5 Re2 57. Kc4 Rc2+ 58. Kb3 Rc8 59. Kb4 Rb1+ 60. Ka3 Ra8# 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Becker, Linda"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1817"]
[BlackElo "1611"]
[PlyCount "69"]
[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. Nf3 e6 2. c4 d5 3. b3 Nf6 4. Bb2 c5 5. cxd5 exd5 6. d4 Nc6 7. g3 Be7 8. Bg2 0-0 9. 0-0 Bg4 10. dxc5 Bxc5 11. Nc3 a6 12. Rc1 d4 13. Na4 Ba7 14. Nc5 Bxc5 15. Rxc5 Re8 16. h3 Bh5 17. g4 Bg6 18. Nxd4 Nxd4 19. Qxd4 Rxe2 20. Bxb7 Rb8 21. Bxa6 Qxd4 22. Bxd4 Rxa2 23. Bc4 Ne4 24. Rc7 Nd2 25. Rd1 h6 26. Be3 Nxb3 27. Rdd7 Ra1+ 28. Kh2 Be4 29. Bxf7+ Kh8 30. Bxb3 Rxb3 31. Rxg7 Rh1+ 32. Kg3 Rg1+ 33. Kh4 Rh1 34. Rge7 Bg6 35. Rc8+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Emig, Nils"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1817"]
[BlackElo "1704"]
[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. Nf3 Nf6 2. c4 g6 3. g3 d6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 Nc6 7. Rb1 Nd7 8. b4 e5 9. b5 Ne7 10. a4 f5 11. Qc2 h6 12. d3 g5 13. a5 Nf6 14. a6 Rb8 15. axb7 Bxb7 16. Ra1 g4 17. Nh4 Bxg2 18. Kxg2 Ra8 19. e4 f4 20. gxf4 exf4 21. Bxf4 Nxe4 22. dxe4 Rxf4 23. Qd2 Rf6 24. Nd5 Nxd5 25. cxd5 Rf8 26. Nf5 Bxa1 27. Rxa1 Rxf5 28. exf5 Qh4 29. Qf4 h5 30. Re1 Rf8 31. Re6 Rf6 32. Re8+ Rf8 33. Re6 Rf6 34. Qe4 Qg5 35. Re8+ Rf8 36. Qe6+ Kg7 37. Re7+ Kh8 38. Rxc7 h4 39. Qg6 h3+ 40. Kg3 Qxg6 41. fxg6 Rg8 42. Rxa7 Rxg6 43. b6 Rg5 44. b7 Rg8 45. Ra8 Kg7 46. Rxg8+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Fock, Sana"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1817"]
[BlackElo "1660"]
[PlyCount "119"]
[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. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 0-0 6. Bg2 c6 7. 0-0 Nbd7 8. d3 b6 9. Nbd2 Bb7 10. e4 dxe4 11. dxe4 c5 12. Qc2 h6 13. e5 Ne8 14. Ne4 Qc7 15. Rad1 Rd8 16. h4 f5 17. exf6 Ndxf6 18. Ne5 Rxd1 19. Rxd1 Bxe4 20. Bxe4 Nxe4 21. Qxe4 Nf6 22. Qc6 Qc8 23. Ng6 Kf7 24. Ne5+ Kg8 25. Kg2 Qa8 26. Qxa8 Rxa8 27. Nc6 Bf8 28. Bxf6 gxf6 29. Rd7 a6 30. a4 Rc8 31. Ne7+ Bxe7 32. Rxe7 Rc6 33. h5 e5 34. Kf3 b5 35. Ke4 bxa4 36. bxa4 Rb6 37. Kf5 Rb4 38. Kg6 Kf8 39. Rf7+ Ke8 40. Rxf6 Rxc4 41. Re6+ Kd7 42. Rxe5 Rg4+ 43. Kxh6 c4 44. Re3 a5 45. f4 Kd6 46. f5 c3 47. Rxc3 Rxa4 48. f6 Ra2 49. Rf3 a4 50. f7 a3 51. f8Q+ Kc6 52. Qe8+ Kc5 53. Qe7+ Kc4 54. Qe6+ Kb4 55. Qxa2 Kb5 56. Qb3+ Kc6 57. Rf6+ Kd7 58. Qe6+ Kc7 59. Qe7+ Kc8 60. Rf8# 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "4"]
[White "Guder, Sibylle"]
[Black "Hoppstaedter, Daniel"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1817"]
[BlackElo "1634"]
[PlyCount "46"]
[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. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 d4 5. Bg2 c5 6. 0-0 Nc6 7. d3 Bd6 8. e4 e5 9. Nh4 h6 10. Nf5 0-0 11. Nxd6 Qxd6 12. f4 Bg4 13. Qd2 Bd7 14. a3 b6 15. h3 Nh5 16. Qf2 exf4 17. gxf4 g5 18. fxg5 Ne5 19. Qh4 Qg6 20. gxh6 Kh7 21. Rf5 Bxf5 22. exf5 Nf3+ 23. Kh1 Ng3+ 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "1"]
[White "Guder, Sibylle"]
[Black "Ullrich, Jan"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1817"]
[BlackElo "1609"]
[PlyCount "49"]
[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. Nf3 d5 2. c4 dxc4 3. Na3 g6 4. Nxc4 Bg7 5. g3 b6 6. Bg2 Bb7 7. 0-0 e6 8. d3 Ne7 9. Bg5 0-0 10. Qd2 Nd7 11. Rab1 Nf6 12. b4 Nfd5 13. Rfc1 Rc8 14. a4 c5 15. bxc5 Rxc5 16. a5 b5 17. Bh6 a6 18. Bxg7 Kxg7 19. Nce5 Rxc1+ 20. Rxc1 b4 21. Qb2 f6 22. Nc4 Nf5 23. e4 Nc3 24. exf5 Ne2+ 25. Qxe2 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "7"]
[White "Kosovska, Olena"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1769"]
[BlackElo "1817"]
[PlyCount "53"]
[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. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. d3 a6 9. Nc3 d4 10. Ne2 Nf6 11. Ng3 0-0 12. Bd2 b6 13. Qe2 Bb7 14. e5 Nd5 15. f5 Qc7 16. Rae1 Rad8 17. Ng5 Ne3 18. Bxe3 dxe3 19. Qxe3 Qc6 20. Rf2 Rd5 21. fxg6 hxg6 22. Nf3 b5 23. Qg5 Qe6 24. Qh4 Rxe5 25. Rxe5 Bxe5 26. Ng5 Bxg3 27. Qh7# 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "3"]
[White "Lange, Lars"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1680"]
[BlackElo "1817"]
[PlyCount "38"]
[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. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 Nc6 7. d5 Ne5 8. h3 e6 9. f4 Ned7 10. dxe6 fxe6 11. Nf3 b6 12. 0-0 Bb7 13. Qc2 Nc5 14. Bxc5 bxc5 15. e5 Nh5 16. Ng5 Nxf4 17. Rxf4 Qxg5 18. Rxf8+ Rxf8 19. exd6 Qxg2# 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "5"]
[White "Poggemann, Alexander"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1789"]
[BlackElo "1817"]
[PlyCount "78"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 dxe5 8. Nxe5 e6 9. 0-0 Be7 10. Nxc6 bxc6 11. Nc3 0-0 12. Qf3 Bb7 13. Nxd5 cxd5 14. Bd3 Bf6 15. Qh3 g6 16. Qg4 Qb6 17. Bh6 Rfc8 18. Rac1 Qxd4 19. Qxd4 Bxd4 20. b3 Rxc1 21. Rxc1 Rc8 22. Rxc8+ Bxc8 23. Kf1 f6 24. f3 Kf7 25. Ke2 e5 26. g4 f5 27. gxf5 gxf5 28. f4 e4 29. Bb5 Bc5 30. Bc6 d4 31. Bd5+ Be6 32. Bxe6+ Kxe6 33. Bg5 d3+ 34. Kd1 e3 35. Bh4 Kd5 36. Be1 Ke4 37. b4 e2+ 38. Kc1 Be3+ 39. Kb2 d2 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "1"]
[White "Guder, Sibylle"]
[Black "Homfeldt, Christopher"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1582"]
[BlackElo "1707"]
[PlyCount "133"]
[EventDate "2020.04.14"]
[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. Nf3 c5 2. c4 Nc6 3. g3 e6 4. Bg2 Nge7 5. 0-0 g6 6. d4 cxd4 7. Nxd4 Bg7 8. Nb5 d5 9. cxd5 Nxd5 10. e4 Nc7 11. Qxd8+ Kxd8 12. Rd1+ Bd7 13. Nd6 Ke7 14. Nxf7 Rhf8 15. Ng5 h6 16. Nf3 Nb5 17. Nc3 Nxc3 18. bxc3 Bxc3 19. Ba3+ Bb4 20. Bb2 Rf7 21. Rab1 b6 22. Rbc1 Raf8 23. Ne5 Nxe5 24. Bxe5 Bc5 25. Rxc5 bxc5 26. Bd6+ Ke8 27. Bxf8 Rxf8 28. f4 Ke7 29. e5 Rc8 30. Rc1 c4 31. Kf2 Rc5 32. Ke3 Bb5 33. Kd4 Rc7 34. Kc3 Bc6 35. Bxc6 Rxc6 36. Rd1 Ra6 37. Rd2 Ra4 38. Rb2 a5 39. Kd4 Kd7 40. Kc5 c3 41. Rc2 Ra3 42. h4 h5 43. Kb5 Kc7 44. Kc5 Kb7 45. Kd6 Ka6 46. Kxe6 Kb5 47. Kf6 Kc4 48. e6 Kd3 49. Rc1 c2 50. e7 Kd2 51. Rxc2+ Kxc2 52. e8Q Rxg3 53. Qa4+ Kd2 54. Qxa5+ Ke2 55. a4 Kf3 56. Qc3+ Kxf4 57. Qe5+ Kg4 58. Qe4+ Kh3 59. a5 Rg4 60. Qh1+ Kg3 61. a6 Rxh4 62. Qxh4+ Kxh4 63. a7 Kh3 64. a8Q Kh2 65. Kg5 h4 66. Kxh4 g5+ 67. Kxg5 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "7"]
[White "Guder, Sibylle"]
[Black "Popp, Michael"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1701"]
[BlackElo "1709"]
[PlyCount "83"]
[EventDate "2020.04.14"]
[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. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 dxc4 5. bxc4 Nc6 6. Bg2 g6 7. Bb2 Bg7 8. 0-0 0-0 9. d3 Re8 10. Nbd2 Rb8 11. Rb1 b6 12. Bc3 Bb7 13. Qc2 a5 14. a3 Nd7 15. Bxg7 Kxg7 16. Qb2+ Qf6 17. Qc2 e5 18. Ne4 Qe7 19. Qb2 h6 20. Nc3 Nd4 21. Nxd4 exd4 22. Bxb7 Rxb7 23. Nd5 Qxe2 24. Qxd4+ Qe5 25. Qh4 g5 26. Qh3 c6 27. Ne3 Kh7 28. d4 Qe6 29. Nf5 Qg6 30. g4 Nf6 31. Rfe1 Rxe1+ 32. Rxe1 b5 33. cxb5 cxb5 34. Qf3 Rd7 35. Qc6 h5 36. h3 hxg4 37. hxg4 Ra7 38. Qh1+ Kg8 39. Ne7+ Rxe7 40. Rxe7 Nxg4 41. Re8+ Kg7 42. Qh8# 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "5"]
[White "Guder, Sibylle"]
[Black "Susallek, Markus"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1664"]
[BlackElo "1857"]
[PlyCount "77"]
[EventDate "2020.04.14"]
[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. Nf3 d5 2. c4 Nf6 3. g3 g6 4. cxd5 Nxd5 5. Nc3 Bg7 6. Bg2 c5 7. 0-0 0-0 8. Nxd5 Qxd5 9. d3 Nc6 10. Be3 Qd6 11. Rc1 Nd4 12. Nd2 Be6 13. Ne4 Qa6 14. Nxc5 Qxa2 15. Nxe6 Qxe6 16. Bxd4 Bxd4 17. b4 Qd7 18. e3 Bb2 19. Rc2 Ba3 20. Qd2 Qd6 21. Rb1 Rab8 22. Ra2 a5 23. Rxa3 axb4 24. Rab3 Rfd8 25. d4 b5 26. Qxb4 Qd7 27. Bf3 Rdc8 28. Kg2 Rc2 29. R1b2 Rc1 30. Qd2 Rc4 31. Be2 Qd5+ 32. Bf3 Qd7 33. Qd3 Rbc8 34. Rxb5 Rc3 35. Qe4 h5 36. h4 Qa7 37. Rb7 Qa3 38. Qxe7 Qa1 39. Qxf7+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Zackrisson, Peter"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1718"]
[BlackElo "1880"]
[PlyCount "77"]
[EventDate "2020.04.14"]
[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. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d3 Nc6 8. Rb1 a5 9. a3 Nh5 10. b4 axb4 11. axb4 f5 12. Nd5 h6 13. b5 Ne7 14. b6 Nxd5 15. cxd5 cxb6 16. Nd2 f4 17. Nc4 Ra6 18. Ba3 Rf6 19. Qb3 fxg3 20. hxg3 Bg4 21. Rb2 g5 22. Ne3 Bd7 23. Bf3 Be8 24. Bg4 Bf8 25. Be6+ Kg7 26. Nf5+ Kh8 27. Rc1 Bd7 28. e4 Bxe6 29. dxe6 Ng7 30. Nxg7 Kxg7 31. Rbc2 Be7 32. Rc8 Ra8 33. Rxd8 Rxd8 34. Rc7 Kf8 35. Qxb6 Ra8 36. Bxd6 Rxe6 37. Bxe7+ Rxe7 38. Rxe7 Kxe7 39. Qxb7+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "3"]
[White "Guder, Sibylle"]
[Black "Zhou, Lepu Coco"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1625"]
[BlackElo "1668"]
[PlyCount "87"]
[EventDate "2020.04.14"]
[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. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Nc6 7. Rb1 a6 8. b4 Rb8 9. a4 Na7 10. b5 axb5 11. axb5 c5 12. bxc6 Nxc6 13. d3 Ng4 14. Nd5 Nge5 15. Nxe5 Nxe5 16. Be3 e6 17. Bb6 Qd7 18. Bc7 exd5 19. Bxb8 Nc6 20. Bxd6 Qxd6 21. cxd5 Ne7 22. e4 f5 23. Qb3 Kh8 24. Qb4 Qxb4 25. Rxb4 f4 26. gxf4 Rxf4 27. Rc1 Rf8 28. Rc7 Ng8 29. d4 Nh6 30. d6 Rd8 31. e5 Nf5 32. Bxb7 Be6 33. Be4 Nxd4 34. Rxd4 Bxe5 35. Rd2 Bxd6 36. Rcc2 Bb3 37. Rb2 Be6 38. Kg2 Kg7 39. Rb6 Bc7 40. Rxd8 Bxb6 41. Rd6 Bf5 42. Bxf5 gxf5 43. Rxb6 h5 44. Kf3 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "2"]
[White "Meissner, Steffen"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "1683"]
[BlackElo "1605"]
[PlyCount "56"]
[EventDate "2020.04.14"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. 0-0-0 Qc7 10. Bxf6 Nxf6 11. g4 Rb8 12. g5 Nd7 13. Kb1 b5 14. f5 Ne5 15. Qg3 b4 16. Nce2 exf5 17. exf5 Bd7 18. Nf4 Bc6 19. Nxc6 Qxc6 20. Bg2 Qc7 21. Nd5 Qc5 22. f6 Bf8 23. Rhe1 Rc8 24. Rxe5+ dxe5 25. Qxe5+ Be7 26. c3 bxc3 27. Nxc3 Qxe5 28. fxe7 Qxe7 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "4"]
[White "Schulz, Bernd"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1691"]
[BlackElo "1645"]
[PlyCount "62"]
[EventDate "2020.04.14"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Be2 dxe5 8. Nxe5 Nxe5 9. dxe5 e6 10. 0-0 Be7 11. Bf3 0-0 12. Nc3 Nxc3 13. bxc3 Qc7 14. Qd4 Rd8 15. Qe3 Bd7 16. Rb1 Bc6 17. Bxc6 Qxc6 18. Bb2 b6 19. Rfd1 Qc4 20. a3 Bc5 21. Qc1 Qh4 22. g3 Qh5 23. Rxd8+ Rxd8 24. Qe1 Qf3 25. c4 h5 26. a4 h4 27. a5 h3 28. Qf1 Rd2 29. Qxh3 Bxf2+ 30. Kf1 Be3+ 31. Ke1 Qf2# 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "6"]
[White "Singh, Marcel"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1961"]
[BlackElo "1689"]
[PlyCount "35"]
[EventDate "2020.04.14"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Bc4 e6 7. Nf3 Nc6 8. 0-0 Be7 9. a3 0-0 10. Qe2 Qc7 11. Bd3 b6 12. Nbd2 Bb7 13. Ne4 dxe5 14. dxe5 Nxe5 15. Neg5 Nxf3+ 16. Nxf3 Nf4 17. Bxf4 Qxf4 18. Ne5 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "9"]
[White "Zeuner, Ole"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1914"]
[BlackElo "1742"]
[PlyCount "72"]
[EventDate "2020.04.14"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f4 Be7 9. f5 Bxb3 10. axb3 0-0 11. Be2 Nbd7 12. Qd2 Nc5 13. Bf3 b5 14. b4 Ncd7 15. g4 Nb6 16. b3 Rc8 17. g5 Nfd7 18. Rg1 Qc7 19. Nd5 Nxd5 20. exd5 Qxc2 21. f6 Bd8 22. Bg4 Qxb3 23. Rg3 Rc2 24. Qd1 Nxf6 25. gxf6 Bxf6 26. Bd2 Qc4 27. Bf5 e4 28. Qe2 Qxe2+ 29. Kxe2 Bxa1 30. Bxe4 Re8 31. Kd3 Rc7 32. Rh3 g6 33. Be3 Rce7 34. Rh4 f5 35. Bxf5 Rxe3+ 36. Kd2 Re2+ 0-1

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.20"]
[Round "9"]
[White "Guder, Sibylle"]
[Black "Schmalzried, Volker"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1915"]
[BlackElo "1808"]
[PlyCount "79"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[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. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Qd2 Nf6 8. f3 0-0 9. Bc4 Bd7 10. 0-0-0 a6 11. g4 b5 12. Bb3 Nxd4 13. Bxd4 a5 14. Nd5 Nxd5 15. Bxd5 Rc8 16. Bxg7 Kxg7 17. a3 Qc7 18. h4 h6 19. Rh2 Be6 20. h5 g5 21. Qd3 Bxd5 22. exd5 Qc4 23. Qxc4 Rxc4 24. Re2 Rfc8 25. Rd3 R8c7 26. b3 Rf4 27. Kd2 f5 28. Rg2 Kf6 29. c3 a4 30. bxa4 bxa4 31. Ke3 Rcc4 32. gxf5 Kxf5 33. Rb2 g4 34. fxg4+ Kxg4 35. Rg2+ Kxh5 36. Rg7 Rce4+ 37. Kd2 Kh4 38. Re3 h5 39. Rxe7 Rxe7 40. Rxe7 1/2-1/2

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.19"]
[Round "8"]
[White "Schnabel, Luise"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "1900"]
[BlackElo "1915"]
[PlyCount "233"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 h6 11. Bh4 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. h3 hxg5 15. Bg3 Nxd3+ 16. Rxd3 Ne5 17. Bxe5 dxe5 18. Nf3 Bd7 19. Rhd1 0-0-0 20. Qe3 f6 21. Qa7 Bc6 22. Qa8+ Qb8 23. Qxb8+ Kxb8 24. a3 Kc7 25. Rxd8 Bxd8 26. Rd3 Be7 27. Kd2 b5 28. Ke2 a5 29. a4 bxa4 30. Nd2 Rh4 31. g4 Rh8 32. Nc4 Bb4 33. Rf3 Rh6 34. Re3 Bxc3 35. Rxc3 Bb5 36. Kf2 Bxc4 37. Rxc4+ Kb6 38. Rc3 Kb5 39. Ke2 Rh8 40. Rf3 Rh6 41. Rc3 Kb4 42. Kd2 Rh8 43. Rf3 Rf8 44. Ke2 Kc5 45. Ra3 Rb8 46. Rxa4 Rxb2 47. Rxa5+ Kb4 48. Ra6 Rxc2+ 49. Kf3 Rc3+ 50. Kg2 Kb5 51. Rxe6 Rc6 52. Re8 Kc5 53. Kf3 Kd6 54. Rd8+ Ke6 55. Rd3 Rc1 56. Kf2 Rh1 57. Kg2 Re1 58. Kf3 Rf1+ 59. Ke2 Rh1 60. Kf2 Rh2+ 61. Kg3 Re2 62. Kf3 Re1 63. Rd2 Rf1+ 64. Ke2 Rh1 65. Rd3 Rh2+ 66. Ke1 Rb2 67. Kf1 Rb4 68. Re3 Rd4 69. Ke2 Ke7 70. Kf3 Kd6 71. Ra3 Kc5 72. Ke3 Rd6 73. Rc3+ Kb5 74. Ke2 Rc6 75. Rd3 Kc4 76. Rd8 Ra6 77. Rd2 Rb6 78. Rd8 Kc5 79. Rd5+ Kc4 80. Rd8 Rb2+ 81. Kf3 Rb3+ 82. Kf2 Rxh3 83. Rd6 Rh6 84. Kf3 Kc5 85. Rd8 Kc6 86. Kf2 Kc7 87. Rd3 Rh7 88. Rf3 Rf7 89. Rd3 Rf8 90. Ke2 Rh8 91. Kf2 Ra8 92. Ke2 Ra6 93. Kf2 Ra2+ 94. Kf1 Ra6 95. Kf2 Rd6 96. Rf3 Kd7 97. Ke3 Ke6 98. Rh3 Rd1 99. Rh2 Re1+ 100. Kf3 Rf1+ 101. Ke3 Kd6 102. Rc2 Rd1 103. Rf2 Ke6 104. Rh2 Ra1 105. Rd2 Ra3+ 106. Kf2 Rh3 107. Rd1 Rh2+ 108. Kf3 Rc2 109. Ke3 Rc3+ 110. Kf2 Rb3 111. Rd2 Rb1 112. Rd3 Rh1 113. Rg3 Rh2+ 114. Ke3 Ra2 115. Rg1 Rb2 116. Rd1 Rb3+ 117. Kf2 1/2-1/2

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.18"]
[Round "7"]
[White "Gebigke, Martin"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2068"]
[BlackElo "1915"]
[PlyCount "73"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 0-0 7. h3 e6 8. Nf3 exd5 9. cxd5 Re8 10. 0-0 a6 11. a4 Nbd7 12. Re1 Nh5 13. Bg5 Bf6 14. Be3 Ne5 15. Be2 Nxf3+ 16. Bxf3 Ng7 17. Qd2 Bd7 18. Rab1 b5 19. axb5 axb5 20. b4 c4 21. Ra1 Qc7 22. g4 Qb7 23. Rac1 Ra3 24. Bg2 Rea8 25. g5 Be7 26. Bd4 Ne8 27. Qf4 Bf8 28. e5 Bf5 29. e6 R8a6 30. Re3 Ra1 31. Rxa1 Rxa1+ 32. Kh2 Ra6 33. Ne2 Ng7 34. Bc3 Nh5 35. Qd4 Bg7 36. e7 Be5+ 37. Rxe5 1-0

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.17"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Boldt, Timo"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1915"]
[BlackElo "1653"]
[PlyCount "42"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[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. Nc3 Nc6 3. f4 d6 4. Bb5 Bd7 5. Nf3 a6 6. Bxc6 Bxc6 7. 0-0 Nf6 8. d3 g6 9. Qe1 Bg7 10. Kh1 Qc7 11. e5 dxe5 12. fxe5 Nd5 13. Ne4 0-0-0 14. Nxc5 Qb6 15. Qf2 f6 16. Ne6 Qxf2 17. Rxf2 Rdg8 18. Nxg7 Rxg7 19. Bd2 Rf7 20. Nd4 g5 21. Nxc6 bxc6 1-0

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.15"]
[Round "4"]
[White "Postler, Reinhard"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2240"]
[BlackElo "1915"]
[PlyCount "71"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. Nd5 Nxd5 11. exd5 Bf5 12. Be2 Bh4+ 13. g3 Be7 14. 0-0 Nd7 15. c4 b6 16. Nc1 a5 17. Nd3 Bh3 18. Rfe1 f5 19. Nf2 f4 20. Nxh3 fxe3 21. Qxe3 Rf5 22. f4 exf4 23. gxf4 Ne5 24. fxe5 Rxe5 25. Qd3 Bh4 26. Rf1 Qe7 27. Bg4 Re3 28. Qd2 Bg5 29. Nxg5 Qxg5 30. Kh1 Qe5 31. Qg2 h5 32. Be6+ Kh7 33. Bf5+ Kg8 34. Qg6 Rd8 35. Qh7+ Kf8 36. Be6+ 1-0

[Event "Berlin Lichtenrade op 15th"]
[Site "Berlin"]
[Date "2019.10.13"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Wierzbicki, Jirawat"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1915"]
[BlackElo "2114"]
[PlyCount "112"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 dxc4 4. Bxc4 e6 5. 0-0 Bd6 6. b3 Qe7 7. Bb2 0-0 8. d4 Nbd7 9. Qc2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 Qxe5 13. Nd2 Bg4 14. Rae1 Rad8 15. Be2 Bf5 16. Qc1 Qa5 17. Nf3 Ne4 18. Qb2 c5 19. a3 Bg4 20. b4 Qb6 21. Rd1 c4 22. Bxc4 Bxf3 23. gxf3 Qg6+ 24. Kh1 Rxd1 25. Rxd1 Qh5 26. Kg2 Ng5 27. Be2 Qh3+ 28. Kg1 Nxf3+ 29. Bxf3 Qxf3 30. Re1 Qg4+ 31. Kh1 Qe4+ 32. Kg1 Rd8 33. Rc1 Qg4+ 34. Kh1 h5 35. Qe5 h4 36. Rf1 Qf3+ 37. Kg1 Rd5 38. Qb8+ Kh7 39. Qf4 Qxf4 40. exf4 Rd3 41. Ra1 h3 42. Kf1 g6 43. Ke2 Rb3 44. Rc1 Rxa3 45. Rc7 b6 46. Rxf7+ Kg8 47. Rc7 b5 48. Rd7 a6 49. Rd3 Ra4 50. Rb3 Kf7 51. Kd2 Ke6 52. Ke3 Kd5 53. Kd3 Ra2 54. Ke3 Kc4 55. Rb1 Ra4 56. Kf3 Rxb4 0-1

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.24"]
[Round "8"]
[White "Guder, Sibylle"]
[Black "Amelang, Thomas"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1893"]
[BlackElo "2165"]
[PlyCount "68"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. h3 Bg7 5. Be3 c6 6. g4 Qa5 7. Bg2 h6 8. Nge2 Nbd7 9. 0-0 c5 10. f4 cxd4 11. Bxd4 0-0 12. Ng3 Kh7 13. Rb1 a6 14. b4 Qc7 15. g5 Ng8 16. Bxg7 Kxg7 17. Nd5 Qd8 18. gxh6+ Nxh6 19. f5 Ne5 20. Nxe7 Qb6+ 21. Kh1 Rh8 22. fxg6 fxg6 23. Nd5 Qd8 24. Qd4 Bxh3 25. Bxh3 Nhg4 26. Kg2 Rxh3 27. Rh1 Rxh1 28. Rxh1 Qg5 29. Qc3 Rf8 30. Rf1 Qh4 31. Qc7+ Rf7 32. Rxf7+ Nxf7 33. Nf4 Qh2+ 34. Kf3 Nge5+ 0-1

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.23"]
[Round "7"]
[White "Sieglen, Joachim"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2218"]
[BlackElo "1893"]
[PlyCount "55"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Ne8 10. c5 f5 11. Nd2 Nf6 12. f3 f4 13. Nc4 g5 14. a4 Ng6 15. Ba3 Rf7 16. b5 dxc5 17. Bxc5 Bf8 18. Bxf8 Qxf8 19. Rc1 h5 20. d6 Be6 21. dxc7 Rxc7 22. Qd6 Qxd6 23. Nxd6 Rd8 24. b6 axb6 25. Ncb5 Rcd7 26. Nc4 Bxc4 27. Bxc4+ Kf8 28. Be6 1/2-1/2

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.22"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Hoffbauer, Joerg"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1893"]
[BlackElo "1773"]
[PlyCount "87"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. c4 c6 4. b3 Nf6 5. Bb2 d4 6. d3 c5 7. Nf3 Nc6 8. 0-0 Bd6 9. e3 0-0 10. a3 a5 11. Qc2 Ng4 12. exd4 exd4 13. Nbd2 f5 14. Rae1 Qf6 15. Bc1 Qg6 16. Re2 Qh5 17. Rfe1 Bd7 18. Nf1 f4 19. gxf4 Bxf4 20. Bxf4 Rxf4 21. Ng3 Qg6 22. h3 Nh6 23. Ne5 Nxe5 24. Rxe5 Nf5 25. Qd2 Rh4 26. Be4 Rf8 27. Kh2 Qg4 28. Bd5+ Kh8 29. Bg2 Nh6 30. R1e4 Rxh3+ 31. Bxh3 Qxh3+ 32. Kg1 Ng4 33. Rh5 Rxf2 34. Qxf2 Nxf2 35. Kxf2 g6 36. Rxh3 Bxh3 37. Re8+ Kg7 38. Re7+ Kh6 39. Rxb7 Bg4 40. Rb5 Bd1 41. Rxc5 Bxb3 42. Rxa5 Bc2 43. Ke2 g5 44. Nf5+ 1-0

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.21"]
[Round "5"]
[White "Jugert, Ole"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1739"]
[BlackElo "1893"]
[PlyCount "104"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 0-0 8. Qc2 h6 9. Bh4 Re8 10. Nge2 a5 11. 0-0 Na6 12. a3 Nc7 13. Bg3 Ne6 14. Na4 Ng5 15. Bxd6 Qxd6 16. Nb6 Rb8 17. Nxc8 Rbxc8 18. Qc5 Qxc5 19. dxc5 Nge4 20. b4 Ra8 21. f3 Ng5 22. Kf2 Ra7 23. b5 Nd7 24. bxc6 bxc6 25. Rfc1 Ne5 26. Bf5 g6 27. Bc2 Nc4 28. Nd4 Nxe3 29. Nxc6 Rc7 30. Nxa5 Rxc5 31. Ba4 Rec8 32. Rxc5 Rxc5 33. Kxe3 Rxa5 34. Bd7 Ne6 35. Bxe6 fxe6 36. a4 Kf7 37. f4 Ke7 38. g4 Kf6 39. Kd4 g5 40. fxg5+ Kxg5 41. Ke5 Kxg4 42. Ra3 d4+ 43. Kxd4 Kf4 44. Kd3 e5 45. Ke2 e4 46. Kf2 h5 47. Ke2 h4 48. Kf2 Kf5 49. Ke3 Ke5 50. Kf2 Kf4 51. Ke2 Kf5 52. Ke3 Ke5 1/2-1/2

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.20"]
[Round "4"]
[White "Guder, Sibylle"]
[Black "Nohr, Jonas"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1893"]
[BlackElo "2126"]
[PlyCount "100"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. h3 Nf6 6. Nf3 Nc6 7. c3 h6 8. 0-0 0-0 9. Be3 Re8 10. a3 Be6 11. Nbd2 Qd7 12. Re1 Bf5 13. Bxf5 Qxf5 14. Nh4 Qh7 15. b3 Rad8 16. Qb1 Ne4 17. Nxe4 dxe4 18. g3 f5 19. Ng2 Qg6 20. Kh2 Qf7 21. b4 Ne7 22. Qa2 Nd5 23. c4 Nf6 24. c5 Bf8 25. Qxf7+ Kxf7 26. a4 g5 27. Kg1 Bg7 28. Rad1 Nd5 29. Rb1 Kg6 30. b5 Rf8 31. b6 axb6 32. cxb6 cxb6 33. Rec1 Kh7 34. Rb3 Ra8 35. Ra1 f4 36. gxf4 gxf4 37. Nxf4 Nxf4 38. Rxb6 Ne2+ 39. Kg2 Nxd4 40. Bxd4 Bxd4 41. Rxb7+ Kg6 42. Ra2 Kf5 43. a5 Rg8+ 44. Kf1 Rgb8 45. Rf7+ Ke6 46. Rh7 Rb1+ 47. Ke2 Rf8 48. Rxh6+ Ke7 49. Rh7+ Ke8 50. f3 Rxf3 0-1

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.19"]
[Round "3"]
[White "Heuser, Philip"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2064"]
[BlackElo "1893"]
[PlyCount "136"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d6 3. d4 g6 4. Bb2 Bg7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c5 8. c4 Rb8 9. Nc3 a6 10. dxc5 Nxc5 11. Nd4 Bd7 12. Rc1 Ne6 13. Rc2 Nxd4 14. Qxd4 Bf5 15. Ne4 Qd7 16. Rd1 Nh5 17. Qb6 Bxb2 18. Rxb2 Bxe4 19. Bxe4 Nf6 20. Bf3 Rfc8 21. Rbd2 Qc7 22. Qe3 b6 23. Qh6 Qd8 24. h4 Qf8 25. Qe3 h5 26. Qd3 a5 27. Bg2 Nd7 28. f4 Nc5 29. Qf3 Qg7 30. Kh2 Nd7 31. Bh3 Rc7 32. e4 Nf8 33. f5 Nd7 34. fxg6 fxg6 35. Be6+ Kh7 36. Bxd7 Rxd7 37. Rf2 Rbb7 38. Rd5 e6 39. Rdd2 Rf7 40. Qe3 Rxf2+ 41. Qxf2 Qe5 42. Qd4 Qxd4 43. Rxd4 Rd7 44. e5 d5 45. Kg2 Kg7 46. Kf3 Rf7+ 47. Rf4 Rxf4+ 48. Kxf4 dxc4 49. bxc4 a4 50. Ke4 g5 51. hxg5 Kg6 52. Kd4 Kxg5 53. c5 bxc5+ 54. Kxc5 Kg4 55. Kd6 Kf5 56. a3 Kg4 57. Kxe6 Kxg3 58. Kf5 h4 59. e6 h3 60. e7 h2 61. e8Q h1Q 62. Qe5+ Kf2 63. Qd4+ Ke2 64. Qc4+ Kf2 65. Qxa4 Qh5+ 66. Ke6 Qg6+ 67. Kd5 Qf7+ 68. Kc5 Qe7+ 1/2-1/2

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.18"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Seitz, Patrick"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1893"]
[BlackElo "2130"]
[PlyCount "108"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nc6 6. d3 e5 7. Nc3 h6 8. Rb1 a5 9. a3 0-0 10. b4 axb4 11. axb4 Nh5 12. b5 Ne7 13. Bb2 f5 14. Nd2 Nf6 15. e3 g5 16. Ne2 Ng6 17. d4 e4 18. f3 exf3 19. Nxf3 Qe7 20. Bc1 Ne4 21. Qb3 h5 22. Nd2 Nxd2 23. Bxd2 f4 24. Qd3 Bf5 25. e4 Bg4 26. Nc3 Qf6 27. e5 dxe5 28. Bxb7 Ra3 29. Be4 Bf5 30. Bxf5 Qxf5 31. Qxf5 Rxf5 32. d5 e4 33. Nxe4 Ne5 34. gxf4 Nxc4 35. Bb4 Ra2 36. Nxg5 Ne3 37. Rf3 Nxd5 38. Ne6 Bh6 39. Rg3+ Kh8 40. Bc5 Bxf4 41. Rg2 Ra8 42. Bd4+ Be5 43. Bxe5+ Rxe5 44. Rg5 Rg8 45. Rxg8+ Kxg8 46. Nd4 Re4 47. Rd1 Kf7 48. Nf3 Nc3 49. Rd7+ Re7 50. Rxe7+ Kxe7 51. Nd4 Kd6 52. Kf2 Kc5 53. Ne6+ Kb6 54. Kg3 Nxb5 1/2-1/2

[Event "Berlin Lichtenberger op 18th"]
[Site "Berlin"]
[Date "2019.08.17"]
[Round "1"]
[White "Tschirschwitz, Stephan"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1495"]
[BlackElo "1893"]
[PlyCount "104"]
[EventDate "2019.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nf6 5. Nf3 0-0 6. Bd3 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Bc2 c6 10. b3 Qa5 11. Bb2 Rd8 12. Qe2 Nf8 13. Rfd1 Bg4 14. Qe3 Bxf3 15. Qxf3 Ne6 16. Rxd8+ Rxd8 17. Bd3 Rd7 18. h3 Qd8 19. Rd1 Nc5 20. Bc2 Rxd1+ 21. Nxd1 Nfxe4 22. Bxe4 Nxe4 23. Qxe4 Qxd1+ 24. Kh2 Qd6 25. f3 h5 26. Kg1 Kh7 27. Qe2 f6 28. Bc1 a6 29. Be3 Bf8 30. Qc2 Be7 31. Kf2 Kg7 32. g4 hxg4 33. hxg4 Qd8 34. Kg2 Bb4 35. Qe2 Qd7 36. Kf1 Ba5 37. Qc2 f5 38. gxf5 Qxf5 39. Qxf5 gxf5 40. Ke2 Kg6 41. Kd3 Kh5 42. a3 Bd8 43. c5 Kg6 44. b4 Kf6 45. Kc4 Ke6 46. a4 Bc7 47. a5 Bd8 48. Kd3 Kd5 49. f4 e4+ 50. Kc3 Bf6+ 51. Kc2 Bd4 52. Bd2 Bf2 0-1

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2019.06.30"]
[Round "9"]
[White "Guder, Sibylle"]
[Black "Boettcher, Patrick"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1863"]
[BlackElo "2107"]
[PlyCount "146"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d3 e5 7. Nc3 Nc6 8. Rb1 a5 9. a3 Nd4 10. e3 Nxf3+ 11. Bxf3 c6 12. b4 axb4 13. axb4 Bh3 14. Bg2 Bxg2 15. Kxg2 d5 16. Qc2 Qe7 17. Qb3 Rfd8 18. e4 dxc4 19. dxc4 Qe6 20. c5 Qxb3 21. Rxb3 Rd3 22. f3 Ne8 23. Rf2 Nc7 24. Rd2 Rad8 25. Rxd3 Rxd3 26. Ra3 f5 27. Kf2 Ne6 28. Ke2 Rd4 29. Ra4 Kf7 30. Be3 Rd7 31. Na2 h5 32. Ra7 Ke7 33. Nc1 f4 34. Bf2 g5 35. Nd3 g4 36. Nb2 gxf3+ 37. Kxf3 Ng5+ 38. Ke2 Nxe4 39. Nc4 Nc3+ 40. Kf3 Nb5 41. Ra2 e4+ 42. Kxf4 Kf6 43. g4 Bh6+ 44. Kg3 Rd3+ 45. Kg2 hxg4 46. Re2 Nc3 47. Re1 Bf4 48. Be3 Bxe3 49. Rxe3 Rxe3 50. Nxe3 Nd5 51. Nxg4+ Kf5 52. Nf2 Nxb4 53. Nd1 Nd3 54. h4 Nxc5 55. Kg3 b5 56. Ne3+ Ke5 57. Nc2 Ne6 58. h5 Kf5 59. h6 Kg6 60. Kg4 c5 61. h7 Kxh7 62. Kf5 b4 63. Kxe4 Kg6 64. Kd5 b3 65. Na3 Kf5 66. Kc4 b2 67. Kc3 Ke4 68. Kxb2 Kd3 69. Kb3 Nd4+ 70. Kb2 Nc6 71. Kb3 Na5+ 72. Ka4 Nc4 73. Kb5 Kd4 1/2-1/2

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2019.06.29"]
[Round "8"]
[White "Kauschmann, Herbert"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2114"]
[BlackElo "1863"]
[PlyCount "78"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bf1 b6 8. d4 Qc7 9. Bd3 c4 10. Bc2 e5 11. b3 Nbd7 12. bxc4 Qxc4 13. Bb3 Qc7 14. Ba3 exd4 15. cxd4 Bb7 16. Nbd2 Rfe8 17. Rc1 Qb8 18. Ng5 d5 19. e5 Nxe5 20. dxe5 Rxe5 21. Rxe5 Qxe5 22. Ndf3 Qf4 23. g3 Qb8 24. Nd4 h6 25. Ngf3 a6 26. Nc6 Qe8 27. Ne7+ Kh7 28. Rc7 Bc8 29. Rxc8 Rxc8 30. Nxc8 Qxc8 31. Bxd5 Qc3 32. Bb3 Ne4 33. Bc1 Qf6 34. Be3 Nc3 35. Bd4 Qxd4 36. Qxd4 Ne2+ 37. Kg2 Nxd4 38. Bxf7 Nxf3 39. Kxf3 Bd4 1/2-1/2

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2019.06.28"]
[Round "7"]
[White "Guder, Sibylle"]
[Black "Kreutz, Jonas"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1863"]
[BlackElo "1970"]
[PlyCount "37"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Bd6 7. 0-0 0-0 8. c3 b6 9. Qc2 dxe4 10. dxe4 e5 11. Rd1 Qe7 12. Nf1 a5 13. Bg5 Ba6 14. Qd2 Bc7 15. Ne3 Qe6 16. Bxf6 Qxf6 17. Qd7 Ra7 18. Nd5 Qd6 19. Qxc6 1-0

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2019.06.26"]
[Round "5"]
[White "Guder, Sibylle"]
[Black "Schulz, Michael"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1863"]
[BlackElo "2161"]
[PlyCount "108"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 d5 6. c4 bxc4 7. dxc4 Nbd7 8. cxd5 exd5 9. b3 Be7 10. Bb2 0-0 11. Ne5 a5 12. Nxd7 Qxd7 13. Nc3 Rfd8 14. e3 Ba6 15. Re1 Qf5 16. Qf3 Qc2 17. Rab1 c6 18. Rec1 Qg6 19. Rd1 Nd7 20. Ne2 Bd6 21. Nf4 Bxf4 22. Qxf4 Be2 23. Re1 Nc5 24. Qd4 Ne6 25. Qd2 Bg4 26. h4 a4 27. b4 a3 28. Ba1 Nc7 29. Rbc1 Nb5 30. Qc2 Qxc2 31. Rxc2 Bd7 32. Bf1 Ra4 33. Bxb5 cxb5 34. Bc3 Rc8 35. Rcc1 Be6 36. Bd2 Rc4 37. Rxc4 dxc4 38. Bc3 f6 39. f3 Kf7 40. Kf2 h5 41. Rd1 Ke7 42. Rd2 Ra8 43. Bd4 Rc8 44. Rc2 c3 45. Bc5+ Rxc5 46. bxc5 b4 47. Ke2 Bxa2 48. Rxa2 b3 49. Rxa3 b2 50. Rxc3 b1Q 51. e4 Qb2+ 52. Kd3 Qf2 53. c6 Kd8 54. c7+ Kc8 0-1

[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2019.06.23"]
[Round "2"]
[White "Guder, Sibylle"]
[Black "Mueller, Mark1111"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1863"]
[PlyCount "72"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 e5 3. g3 Be7 4. Bg2 f5 5. e3 Nf6 6. Nge2 0-0 7. 0-0 a5 8. b3 c6 9. d4 Qe8 10. Na4 Be6 11. Nb2 Nbd7 12. Nd3 e4 13. Ndf4 Bf7 14. Nc3 g5 15. Nfe2 d5 16. cxd5 cxd5 17. a4 Rc8 18. Nb5 Nb8 19. Bd2 Nc6 20. Rc1 Be6 21. Qe1 Qh5 22. f3 Nb4 23. Bxb4 Bxb4 24. Nec3 Ne8 25. Qe2 Qh6 26. Na2 Be7 27. Rxc8 Bxc8 28. Rc1 Bd7 29. Nac3 Nf6 30. Na2 f4 31. fxe4 Ng4 32. Bf3 fxg3 33. hxg3 Rxf3 34. Qxf3 Qh2+ 35. Kf1 Qxa2 36. exd5 Nh2+ 0-1

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2019.04.26"]
[Round "7"]
[White "Hoffmann, Peter2222"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "1932"]
[BlackElo "1874"]
[PlyCount "143"]
[EventDate "2019.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. Qc2 c6 6. Bg5 Be7 7. 0-0-0 Qc7 8. e3 a6 9. Bd3 b5 10. a3 bxc4 11. Bxc4 d5 12. Ba2 Qb8 13. dxe5 Nxe5 14. Nd4 Bd7 15. h4 Qb7 16. e4 c5 17. Bxf6 Bxf6 18. Bxd5 Qc8 19. Nf5 Bxf5 20. exf5 Rb8 21. f4 Nc6 22. Rhe1+ Kf8 23. Na4 Ne7 24. Be4 g6 25. g4 Bxh4 26. Qc3 Rg8 27. f6 Bxe1 28. fxe7+ Kxe7 29. Rxe1 Kf8 30. g5 c4 31. Qe5 Qe8 32. Qd6+ Kg7 33. Qf6+ Kf8 34. Nc3 Qe7 35. Qxe7+ Kxe7 36. Bd5+ Kd6 37. Bxc4 a5 38. Ne4+ Kc6 39. Nf6 Rh8 40. Re7 h6 41. Bd5+ Kd6 42. Rd7+ Kc5 43. Ra7 Kd4 44. Rxa5 hxg5 45. fxg5 Rh2 46. Ra4+ Kd3 47. Bc4+ Kd4 48. Bxf7+ Kd3 49. Bxg6+ Ke2 50. Re4+ Kf3 51. Rb4 Rc8+ 52. Kb1 Rc5 53. Bh5+ Kg2 54. Rg4+ Kh3 55. Rg1 Rcc2 56. Bg4+ Kh4 57. Bf5 Rxb2+ 58. Kc1 Ra2 59. g6 Ra1+ 60. Bb1 Rxa3 61. g7 Rc3+ 62. Kd1 Rb3 63. Bc2 Ra3 64. Rg4+ Kh3 65. Ra4 Rf3 66. Re4 Rf1+ 67. Re1 Rff2 68. Bf5+ Kh4 69. g8Q Rd2+ 70. Kc1 Rd1+ 71. Rxd1 Rg2 72. Rh1+ 1-0

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2019.04.25"]
[Round "6"]
[White "Guder, Sibylle"]
[Black "Regel, Michael"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1874"]
[BlackElo "1721"]
[PlyCount "137"]
[EventDate "2019.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 c5 5. e3 Nc6 6. cxd5 exd5 7. d4 Bg4 8. Be2 Rc8 9. 0-0 Be7 10. Nbd2 0-0 11. Rc1 Ne4 12. dxc5 Nxc5 13. Nd4 Bxe2 14. Qxe2 Nxd4 15. Bxd4 Ne6 16. Nf3 Nxd4 17. Nxd4 Qd7 18. Qd2 Ba3 19. Rxc8 Rxc8 20. Rd1 Bc5 21. h3 h6 22. Qd3 a6 23. Ne2 Rd8 24. Rc1 Bb6 25. Rd1 Qd6 26. a4 Bc7 27. g3 Qe6 28. Kg2 Qe4+ 29. Qxe4 dxe4 30. Rxd8+ Bxd8 31. g4 g6 32. Ng3 Kf8 33. Nxe4 b6 34. Nc3 Ke7 35. Kf3 Kd6 36. Ke4 Kc5 37. Kd3 Kb4 38. Kc2 Bh4 39. f3 Bf2 40. e4 b5 41. axb5 axb5 42. Nd5+ Kc5 43. Kd3 Bg3 44. Ke3 f5 45. gxf5 gxf5 46. Kd3 fxe4+ 47. fxe4 Be5 48. Ke3 Bd6 49. Kd3 Be5 50. b4+ Kd6 51. Nc3 Kc6 52. Ne2 Bd6 53. Nd4+ Kb6 54. Nc2 Be5 55. Ke3 Kb7 56. Kf3 h5 57. Ne1 Kc6 58. Nd3 Bd6 59. e5 Be7 60. Ke4 h4 61. Kd4 Bf8 62. Ke4 Be7 63. e6 Kd6 64. Nf4 Kc6 65. Nd5 Bg5 66. Ke5 Bh6 67. e7 Kd7 68. Kf6 Ke8 69. Nc7+ 1-0

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.11"]
[Round "7.1"]
[White "Guder, Sibylle"]
[Black "Blum, Norbert"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1785"]
[BlackElo "1956"]
[PlyCount "20"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Tempelhof"]
[BlackTeam "Stuttgart Sparkassen-Vers"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. c3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. dxc5 Bxc5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 1/2-1/2

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.10"]
[Round "5.1"]
[White "Guder, Sibylle"]
[Black "Gohil, Harry"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1785"]
[BlackElo "2229"]
[PlyCount "70"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Tempelhof"]
[BlackTeam "Frankfurt Commerzbank"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. d3 e5 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 b6 10. Qd2 Rb8 11. Nh4 Nd4 12. Ne2 Nxe2+ 13. Qxe2 exf4 14. gxf4 Bxb2 15. f5 Bxa1 16. Rxa1 Nxf5 17. Nxf5 gxf5 18. Qh5 Qf6 19. Rf1 Kh8 20. Bg5 Qd4+ 21. Kh1 f6 22. Qh6 Rf7 23. Be3 Qe5 24. Qh5 Qe7 25. Bf4 Rg7 26. h4 fxe4 27. Bh6 Rg6 28. Re1 Bb7 29. Bd2 e3 30. Rxe3 Bxg2+ 31. Kh2 Qc7 32. Be1 Rbg8 33. Bg3 Bb7 34. Bf4 Rg2+ 35. Kh3 Qd7+ 0-1

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.10"]
[Round "6.1"]
[White "Schulz, Michael"]
[Black "Guder, Sibylle"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2247"]
[BlackElo "1785"]
[PlyCount "117"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Osram"]
[BlackTeam "Berlin Tempelhof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 cxd4 7. exd4 Nh5 8. Be3 Bd6 9. Ne5 g6 10. Bb5 Bd7 11. Nxd7 Qxd7 12. Qf3 Qe7 13. g4 Ng7 14. Bh6 f6 15. 0-0-0 a6 16. Ba4 0-0 17. Rde1 Qf7 18. a3 b5 19. Bb3 a5 20. Rxe6 Nxe6 21. Bxf8 Ncxd4 22. cxd4 Rc8+ 23. Kb1 Kxf8 24. Qxd5 Bf4 25. Ne4 Ng5 26. Qxf7+ Nxf7 27. Nxf6 h6 28. Nd5 Bg5 29. f4 Bd8 30. Rc1 Rxc1+ 31. Kxc1 Nd6 32. Bc2 Kf7 33. Bd3 Bh4 34. Kd2 Bf2 35. Ne3 Bg1 36. h3 Bh2 37. Nd5 Bg1 38. Kc3 Bf2 39. b4 Be1+ 40. Kb3 axb4 41. Nxb4 Bd2 42. Nd5 Bc1 43. f5 gxf5 44. gxf5 Bd2 45. Nc3 Be3 46. Nxb5 Nxb5 47. Bxb5 Bxd4 48. Bd3 Ke7 49. Kc4 Be3 50. Kd5 Bd2 51. Kc6 Bc3 52. a4 Kd8 53. Kd6 Ke8 54. Ke6 Kf8 55. f6 h5 56. f7 h4 57. Bc4 Bb4 58. Kd7 Bc3 59. Kc6 1-0

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.09"]
[Round "4.1"]
[White "Guder, Sibylle"]
[Black "Bumes, Konrad"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1785"]
[BlackElo "1949"]
[PlyCount "59"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Tempelhof"]
[BlackTeam "Muenchen EPA II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. e3 c5 3. b3 Nf6 4. Bb2 Nc6 5. Be2 e6 6. 0-0 Bd6 7. d4 0-0 8. Bd3 Re8 9. Ne5 cxd4 10. exd4 Qe7 11. a3 a6 12. Nd2 Nd7 13. f4 Nf8 14. Ndf3 f6 15. Nxc6 bxc6 16. Qd2 Qc7 17. Bc1 c5 18. c3 c4 19. bxc4 dxc4 20. Bc2 Bb7 21. a4 Rad8 22. g3 e5 23. fxe5 fxe5 24. Qf2 Qc6 25. Rb1 exd4 26. cxd4 Ne6 27. Rxb7 Qxb7 28. Qg2 Qd5 29. Bxh7+ Kh8 30. Qh3 1-0

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.09"]
[Round "3.1"]
[White "Schroeder, Kai Uwe"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "1873"]
[BlackElo "1785"]
[PlyCount "65"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Baubehoerde II"]
[BlackTeam "Berlin Tempelhof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 e6 5. Nc3 h6 6. Bb5+ Nc6 7. Be3 Bd7 8. Qd2 Nf6 9. h3 a6 10. Bc4 b5 11. Bd3 Be7 12. 0-0 Qc7 13. Nd4 Nxd4 14. Bxd4 e5 15. Be3 Bc6 16. f3 Qd8 17. a3 Nh5 18. Rfd1 Bg5 19. Bf1 Bxe3+ 20. Qxe3 Qc7 21. Rac1 0-0 22. Kh2 Rfd8 23. Rd2 Rac8 24. Rcd1 Rd7 25. Kg1 Rb8 26. Na2 Kf8 27. c3 Qd8 28. Nb4 Bb7 29. Nd3 Bc6 30. Nb4 Bb7 31. Nd3 Bc6 32. Nb4 Bb7 33. Nd3 1/2-1/2

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.08"]
[Round "1.1"]
[White "Bruening, Martin"]
[Black "Guder, Sibylle"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1772"]
[BlackElo "1785"]
[PlyCount "70"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Bremen Airbus"]
[BlackTeam "Berlin Tempelhof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 0-0 7. Bd3 b6 8. 0-0 Bb7 9. Rc1 c5 10. Qe2 Ne4 11. Bxe7 Qxe7 12. cxd5 exd5 13. dxc5 Nxc3 14. Rxc3 bxc5 15. Rfc1 Qf6 16. Nd2 c4 17. Bb1 Ne5 18. b3 Ba6 19. bxc4 dxc4 20. Nf3 Nxf3+ 21. Qxf3 Qxf3 22. gxf3 Rfd8 23. a3 Rd2 24. R3c2 Rad8 25. Ba2 c3 26. Bb3 Rxc2 27. Rxc2 Rc8 28. Kg2 Kf8 29. f4 Bd3 30. Rc1 c2 31. Kf3 Rc3 32. Bd5 Rxa3 33. Be4 Bxe4+ 34. Kxe4 Rc3 35. Kd4 Rc7 0-1

[Event "GER-chT Betriebe 18th"]
[Site "Altenberg Zinnwald"]
[Date "2018.11.08"]
[Round "2.1"]
[White "Guder, Sibylle"]
[Black "Segerberg, Tomas Olof"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1785"]
[BlackElo "2028"]
[PlyCount "126"]
[EventDate "2018.11.08"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Berlin Tempelhof"]
[BlackTeam "Muenchen EPA"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qh5 Nbc6 7. a3 Bxc3+ 8. bxc3 Be6 9. Bg5 Qd7 10. Bxe7 Nxe7 11. Ne2 g6 12. Qe5 0-0 13. Nf4 Rae8 14. 0-0 c6 15. Qg5 f6 16. Qg3 Bf5 17. Rfe1 Bxd3 18. cxd3 Nf5 19. Qg4 Rxe1+ 20. Rxe1 Re8 21. Rb1 Qe7 22. g3 b6 23. Ra1 Nd6 24. a4 f5 25. Qf3 g5 26. Nh5 Kf7 27. g4 f4 28. h4 h6 29. hxg5 hxg5 30. Kf1 Kg6 31. Rc1 Qe6 32. c4 dxc4 33. dxc4 Qe4 34. Qxe4+ Nxe4 35. d5 cxd5 36. cxd5 Nc5 37. a5 Rd8 38. axb6 axb6 39. Rb1 Rd6 40. f3 Na6 41. Ke1 Nc7 42. Rc1 Nxd5 43. Rc4 Re6+ 44. Kf2 Ne7 45. Rc7 Kf7 46. Rb7 Rc6 47. Ng7 Rc2+ 48. Ke1 Kxg7 49. Rxe7+ Kf6 50. Re4 Rb2 51. Kf1 Rb5 52. Kf2 Re5 53. Rc4 b5 54. Rc6+ Ke7 55. Rb6 Kd7 56. Rb7+ Kc6 57. Rf7 b4 58. Rf6+ Kc5 59. Ra6 Kc4 60. Rc6+ Rc5 61. Rb6 Rb5 62. Rc6+ Kd5 63. Rf6 b3 0-1

[Event "Berlin Lichtenrade op 14th"]
[Site "Berlin"]
[Date "2018.11.04"]
[Round "9"]
[White "Guder, Sibylle"]
[Black "Bolk, Matthias"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1819"]
[BlackElo "2080"]
[PlyCount "107"]
[EventDate "2018.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bd3 Bg4 5. c3 c5 6. dxc5 dxc5 7. Bb5+ Nd7 8. h3 Bxf3 9. Qxf3 a6 10. Bxd7+ Qxd7 11. Na3 Qc6 12. 0-0 Nf6 13. Re1 0-0 14. Bg5 h6 15. Bh4 g5 16. Bg3 b5 17. Nc2 Rfd8 18. Qe2 Rd7 19. e5 Nd5 20. e6 Qxe6 21. Qxe6 fxe6 22. Rxe6 Nf4 23. Bxf4 gxf4 24. Rae1 Rd2 25. R1e2 Rxe2 26. Rxe2 Kf7 27. Ne1 Rd8 28. Nf3 Rd1+ 29. Kh2 Rd5 30. Nd2 c4 31. Kg1 a5 32. a4 b4 33. cxb4 axb4 34. Nxc4 Rd1+ 35. Kh2 b3 36. Nd2 Ra1 37. Nxb3 Rxa4 38. Nc5 Rb4 39. Nd3 Rd4 40. Ne5+ Kf6 41. Nc6 Rd7 42. b4 Rb7 43. Re4 Kf5 44. Rxe7 Rxe7 45. Nxe7+ Ke6 46. Ng6 Kf5 47. Nh4+ Ke4 48. Nf3 Bf8 49. b5 Bc5 50. Kg1 Kd5 51. Kf1 Kc4 52. Ke2 Kxb5 53. Ne5 Kb6 54. Nd7+ 1-0

[Event "Berlin Lichtenrade op 14th"]
[Site "Berlin"]
[Date "2018.11.03"]
[Round "8"]
[White "Cusnariov, Nikolai"]
[Black "Guder, Sibylle"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "2165"]
[BlackElo "1819"]
[PlyCount "172"]
[EventDate "2018.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5 4. d4 e6 5. e4 Nf6 6. Nc3 c6 7. Bd3 Be7 8. 0-0 Nbd7 9. Qc2 Nf8 10. Rd1 Ng6 11. Bg5 0-0 12. a3 Nh5 13. Be3 Nhf4 14. Bc4 Qc7 15. e5 Nd5 16. Rac1 Nxc3 17. Qxc3 a6 18. Ba2 Bd7 19. Nd2 Rac8 20. Ne4 Qb8 21. b4 Rfd8 22. Bg5 Bxg5 23. Nxg5 b6 24. Qh3 Nf8 25. Qf3 Be8 26. Ne4 Ng6 27. Nd6 Rxd6 28. exd6 Qxd6 29. Bc4 Ra8 30. g3 Ne7 31. Bd3 Ra7 32. Qe4 g6 33. Qe5 Rd7 34. Be4 Rd8 35. Qxd6 Rxd6 36. Kf1 Bd7 37. Ke2 Kg7 38. Ke3 Nd5+ 39. Bxd5 Rxd5 40. Rd2 Kf6 41. Rdc2 Rd6 42. a4 e5 43. dxe5+ Kxe5 44. a5 b5 45. f4+ Ke6 46. Rd2 Rxd2 47. Kxd2 h5 48. Ke3 Kd6 49. Rd1+ Kc7 50. Kd4 Kd6 51. Ke4+ Kc7 52. Ke5 Be6 53. Rd2 Bf5 54. Rd1 Be6 55. Rc1 Kd7 56. Kf6 Kd6 57. Rc5 Kd7 58. Kg5 Kd6 59. Kh4 Kd7 60. h3 Kd6 61. g4 hxg4 62. hxg4 Bd5 63. Kg5 Ke6 64. Rc1 Kd6 65. Kf6 Bc4 66. Rd1+ Bd5 67. Rc1 Bc4 68. f5 gxf5 69. Kxf5 c5 70. Rd1+ Kc6 71. Ke5 cxb4 72. Kd4 b3 73. g5 Be6 74. Kc3 Kc5 75. Re1 Kd6 76. Re2 Kd7 77. Kd4 Kd6 78. Kc3 Kd7 79. Rd2+ Kc7 80. Kb4 Kc6 81. Re2 Kd6 82. Kc3 Kd7 83. Rg2 Kc6 84. g6 fxg6 85. Rxg6 Kd6 86. Rg7 b4+ 1/2-1/2

