[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.27"]
[Round "10"]
[White "Jaivardhan, Raja Pilla"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2009"]
[BlackElo "2147"]
[PlyCount "156"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. Bf4 a6 6. Bd3 Nbd7 7. Qd2 c5 8. dxc5 Nxc5 9. 0-0 0-0 10. Bh6 b5 11. Bxg7 Kxg7 12. b4 Ncd7 13. a4 bxa4 14. Rxa4 Nb6 15. Ra5 Bb7 16. Qe2 Qc7 17. Na4 Nxa4 18. Rxa4 Qc6 19. Rfa1 Rfc8 20. Nd4 Qc3 21. Nb3 Bc6 22. Rxa6 Rxa6 23. Bxa6 Rb8 24. f3 Rxb4 25. Qe1 Qxe1+ 26. Rxe1 Ba4 27. Re3 Nd7 28. Rc3 Ne5 29. f4 Ng4 30. Rc4 Rxc4 31. Bxc4 Kf6 32. h3 Ne3 33. Bd3 e5 34. fxe5+ Kxe5 35. Kf2 Nd1+ 36. Ke2 Nb2 37. Nd2 Kf4 38. Kf2 Nd1+ 39. Ke2 Nc3+ 40. Kf2 Ke5 41. Nf3+ Kf6 42. Ke3 Bc6 43. Kd4 Na4 44. c4 Ke7 45. Bc2 Nc5 46. Ke3 h6 47. Nd4 Bb7 48. Nb3 Kf6 49. Nd4 Ba6 50. Nb5 Ke5 51. g4 g5 52. Bb1 Ne6 53. Bd3 Nf4 54. Bf1 Bb7 55. Nc3 Bc6 56. Nb5 Ne6 57. Bd3 Nf4 58. Bf1 h5 59. gxh5 Nxh5 60. Nc3 Ng3 61. Bd3 Bd7 62. Kf3 Nh5 63. Bf1 Nf4 64. Kg3 Bc6 65. Kg4 f6 66. Nd5 Bd7+ 67. Kg3 Nxd5 68. exd5 Ke4 69. h4 g4 70. h5 f5 71. Bg2+ Ke3 72. h6 f4+ 73. Kh2 Bf5 74. c5 Kf2 75. cxd6 g3+ 76. Kh1 Bg4 77. d7 f3 78. Bh3 g2+ 0-1

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.26"]
[Round "9"]
[White "Ludwig, Peter"]
[Black "Hornung, Hans"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2147"]
[BlackElo "2047"]
[PlyCount "60"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 c6 7. Rb1 d5 8. cxd5 cxd5 9. d3 Nc6 10. b4 d4 11. Ne4 Nxe4 12. dxe4 Be6 13. b5 Na5 14. Qa4 Nc4 15. Rd1 Rc8 16. Qxa7 Qb6 17. Qxb6 Nxb6 18. Nxd4 Bxa2 19. Rb2 Bc4 20. Be3 Na4 21. Rc2 e5 22. Bh3 exd4 23. Bxc8 Bb3 24. Rdc1 Bxc2 25. Rxc2 dxe3 26. Bxb7 Nc3 27. Bc6 exf2+ 28. Kxf2 Rb8 29. e5 Bxe5 30. Kg2 Nxb5 0-1

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.25"]
[Round "8"]
[White "Vincenti, Leonardo"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2117"]
[BlackElo "2147"]
[PlyCount "109"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. c4 Ng6 11. 0-0 Nf4 12. Qe3 Nxd3 13. Qxd3 Bd6 14. h3 0-0 15. Rd1 Rfd8 16. Nb3 Bh2+ 17. Kh1 Be5 18. Bd2 Bxb2 19. Rab1 Bf6 20. Ba5 Qf4 21. Bxd8 Rxd8 22. Qe3 Qh4 23. cxd5 exd5 24. exd5 Bg5 25. Qf3 cxd5 26. Rxd5 Be6 27. Rxd8+ Bxd8 28. Rd1 Kf8 29. Qa8 Ke8 30. Nc5 Bxh3 31. Kg1 Bg4 32. Re1+ Be6 33. Qc6+ Kf8 34. Nxe6+ fxe6 35. Qxe6 Be7 36. Re3 Qb4 37. Rb3 Qd6 38. Qxd6 Bxd6 39. Rb7 Bc5 40. Kf1 h6 41. Ke2 Kg8 42. a4 Kh7 43. a5 Kg6 44. f3 Kf6 45. Kd3 h5 46. Kc4 Be3 47. Kb5 g5 48. Ka6 Kf5 49. Rf7+ Ke5 50. Rxa7 Kf4 51. Re7 Bf2 52. Rh7 h4 53. Rg7 Be3 54. Re7 Bf2 55. Re4+ 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.24"]
[Round "7"]
[White "Rotunno, Flavio"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2005"]
[BlackElo "2147"]
[PlyCount "79"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. e3 0-0 6. a3 Bd6 7. Bd3 b6 8. e4 dxe4 9. Nxe4 Nbd7 10. Nxd6 cxd6 11. 0-0 e5 12. dxe5 dxe5 13. Be2 Qc7 14. b3 Bb7 15. Bb2 Rad8 16. Qc2 e4 17. Nd4 Ne5 18. h3 Ng6 19. Nf5 Qf4 20. Ne3 Ne5 21. Bxe5 Qxe5 22. Rfd1 Rd7 23. Rxd7 Nxd7 24. Rd1 Nc5 25. b4 Ne6 26. Qd2 Qg5 27. Nd5 Qh4 28. Qe3 f5 29. Qg3 Qxg3 30. fxg3 Kf7 31. Nxb6 axb6 32. Rd7+ Kf6 33. Rxb7 Ra8 34. Rxb6 Rxa3 35. c5 Ke5 36. Kh2 Nd4 37. Bb5 Ra2 38. Kg1 e3 39. Rb8 Nxb5 40. Kf1 0-1

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.21"]
[Round "5"]
[White "Ludwig, Peter"]
[Black "Giacomini, Hector"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2147"]
[BlackElo "2126"]
[PlyCount "101"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 e6 4. 0-0 c5 5. c4 dxc4 6. Na3 Nc6 7. Nxc4 Be7 8. b3 0-0 9. Bb2 Qc7 10. Nfe5 Bd7 11. Rc1 Rfd8 12. e3 Be8 13. f4 Rac8 14. Ng4 b5 15. Nce5 Nxe5 16. Bxe5 Qd7 17. Rf2 Nxg4 18. Qxg4 f6 19. Bc3 Bg6 20. e4 c4 21. b4 a5 22. a3 Bf7 23. h4 axb4 24. axb4 h5 25. Qe2 Qd3 26. Kh2 Qxe2 27. Rxe2 e5 28. fxe5 fxe5 29. Ra1 Ra8 30. Ree1 Bd6 31. Bh3 Ra4 32. Rxa4 bxa4 33. Ra1 Ra8 34. Bd7 a3 35. Kg2 Kf8 36. Kf3 Be8 37. Be6 Bb5 38. Bd5 Ra4 39. g4 g6 40. g5 Ke8 41. Ke3 Ke7 42. Rf1 a2 43. Ra1 Bxb4 44. Bxb4+ Rxb4 45. Rxa2 Rb3+ 46. Kf2 Rh3 47. Ra7+ Kd8 48. Rg7 Be8 49. Rg8 Ke7 50. Rg7+ Kd8 51. Rg8 1/2-1/2

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.20"]
[Round "4"]
[White "Stijve, Niels"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2088"]
[BlackElo "2147"]
[PlyCount "69"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nd7 5. Bd3 c5 6. c3 cxd4 7. Nxd4 Ngf6 8. exd5 Nxd5 9. N2f3 a6 10. 0-0 Qc7 11. Ng5 N7f6 12. Qf3 h6 13. Ne4 Nxe4 14. Bxe4 Nf6 15. Bc2 Bd6 16. h3 Bd7 17. Re1 0-0-0 18. a4 Bc6 19. Nxc6 Qxc6 20. Qxc6+ bxc6 21. Be3 Rd7 22. Bd1 Rhd8 23. Bf3 Nd5 24. Bd4 Bf8 25. Be2 a5 26. Be5 Kb7 27. Bf3 f6 28. Bg3 e5 29. Rab1 Nb6 30. b4 axb4 31. cxb4 Nxa4 32. b5 Rd4 33. bxc6+ Kc8 34. Rec1 g6 35. c7 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.19"]
[Round "3"]
[White "Ludwig, Peter"]
[Black "Lorscheid, Gerhard"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2147"]
[BlackElo "2099"]
[PlyCount "68"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 Bg4 4. Bg2 e6 5. 0-0 Nd7 6. d4 Ngf6 7. Nbd2 Be7 8. b3 0-0 9. Bb2 a5 10. a3 h6 11. Re1 Bf5 12. Ne5 Bh7 13. e3 Qc7 14. Qe2 Rfd8 15. Rac1 Nxe5 16. dxe5 Nd7 17. cxd5 Nxe5 18. Bxe5 Qxe5 19. Nc4 Qc7 20. dxc6 bxc6 21. Qf3 Rab8 22. Qh5 Rb5 23. Qe2 Rxb3 24. Red1 Bd3 25. Qe1 Bxa3 26. Nxa3 Rxa3 27. Rxc6 Qb8 28. Rc3 Rxc3 29. Qxc3 Be2 30. Re1 Qb5 31. Bc6 Qa6 32. Be4 Bg4 33. Ra1 Bh3 34. Qe5 Qe2 0-1

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.18"]
[Round "2"]
[White "Karthik, Rajaa"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2276"]
[BlackElo "2147"]
[PlyCount "83"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nc3 cxd4 6. exd4 Bb4 7. Bd3 Nd5 8. Bd2 Bxc3 9. bxc3 Qc7 10. c4 Nf4 11. Bf1 b6 12. Qc1 Ng6 13. h4 Na5 14. h5 Ne7 15. Bxa5 bxa5 16. h6 gxh6 17. Qxh6 d6 18. Qf6 Rf8 19. Rxh7 Nd5 20. Qh6 Nb4 21. Bd3 Bb7 22. Qxe6+ fxe6 23. Rxc7 Bxf3 24. gxf3 Nxd3+ 25. cxd3 Rb8 26. 0-0-0 Rxf3 27. Rh1 Rxf2 28. Rh8+ Rf8 29. Rxf8+ Kxf8 30. Rxa7 Rb4 31. Rxa5 d5 32. a3 Rb3 33. Kc2 dxc4 34. dxc4 Rh3 35. Ra7 Ke8 36. a4 Kd8 37. a5 Ra3 38. a6 Kc8 39. Kb2 Rd3 40. Ra8+ Kc7 41. Re8 Rxd4 42. a7 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.17"]
[Round "1"]
[White "Ludwig, Peter"]
[Black "Licznerski, Lukasz"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2147"]
[BlackElo "2430"]
[PlyCount "108"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Bc5 6. 0-0 a5 7. e3 dxe3 8. Bxe3 Bxe3 9. fxe3 e4 10. dxe4 Qxd1 11. Rxd1 Bg4 12. Nc3 Bxf3 13. Bxf3 Ne5 14. Be2 c6 15. c5 Nf6 16. Rd4 h5 17. h3 h4 18. g4 Nh7 19. Kg2 Ng5 20. Na4 Ne6 21. Rd6 Rd8 22. Rxd8+ Kxd8 23. a3 Ke7 24. Rd1 Nd7 25. b4 axb4 26. axb4 Ng5 27. Rd4 Nf6 28. Nb6 Ngxe4 29. Bd3 Rd8 30. Rxe4+ Nxe4 31. Bxe4 Rd2+ 32. Kf3 Rb2 33. Nc8+ Kf6 34. Nd6 Rxb4 35. Bf5 g6 36. Bc8 b6 37. Bd7 bxc5 38. Bxc6 Rb6 39. Ne4+ Ke5 40. Be8 c4 41. Nc3 Rb3 42. Ne2 Rb8 43. Bc6 g5 44. Be4 Kd6 45. Nd4 Kc5 46. Bc2 Ra8 47. Ke2 Kb4 48. Kd2 Ra1 49. Nc6+ Kb5 50. Ne5 f6 51. Nd7 Rh1 52. Nxf6 Rxh3 53. e4 Rh2+ 54. Kc3 h3 0-1

[Event "Biel HTO 55th"]
[Site "Biel"]
[Date "2022.07.22"]
[Round "9"]
[White "Nideroest, Bruno"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2258"]
[BlackElo "2163"]
[PlyCount "139"]
[EventDate "2022.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. h4 Qc7 8. Rb1 Bd7 9. h5 Nbc6 10. h6 gxh6 11. Nf3 0-0-0 12. Bxh6 cxd4 13. cxd4 Nf5 14. c3 Nxh6 15. Rxh6 Rdg8 16. g3 Rg6 17. Rh5 f6 18. Bd3 f5 19. Nh4 Rg7 20. Ng2 Ne7 21. Qb3 Ng6 22. Kd2 Rf8 23. Ke3 Be8 24. Rh2 Qf7 25. Ke2 f4 26. Bxg6 f3+ 27. Kd2 Qxg6 28. Ne3 Qg5 29. Qb4 Rff7 30. Rbh1 Qd8 31. Rh6 Qd7 32. R6h4 b6 33. Ng4 Kb7 34. Nf6 a5 35. Nxd7 axb4 36. Nf6 bxc3+ 37. Ke3 Re7 38. Nxe8 Rxe8 39. Rxh7 Rxh7 40. Rxh7+ Kb8 41. Rh1 c2 42. Rc1 Rc8 43. Kd3 Rc4 44. Rxc2 Ra4 45. Rc3 Kb7 46. Ke3 b5 47. Rd3 Kc6 48. Kxf3 b4 49. axb4 Rxb4 50. Kf4 Kd7 51. Kg5 Ke7 52. f4 Kf7 53. g4 Ra4 54. f5 exf5 55. gxf5 Ra1 56. Rg3 Rd1 57. Rg4 Rf1 58. Rg3 Rd1 59. e6+ Ke7 60. Rg4 Rf1 61. Rh4 Rg1+ 62. Kf4 Re1 63. Rh7+ Kd6 64. Rd7+ Kc6 65. Kg5 Re4 66. Kf6 Rxd4 67. Ke7 Rh4 68. f6 Rh6 69. f7 Rh7 70. Ke8 1-0

[Event "Biel HTO 55th"]
[Site "Biel"]
[Date "2022.07.15"]
[Round "3"]
[White "Peyrer, Konstantin"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2406"]
[BlackElo "2163"]
[PlyCount "49"]
[EventDate "2022.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Qc2 Nbd7 7. cxd5 exd5 8. Bf4 c6 9. e3 Be7 10. Bd3 Nf8 11. h3 Ne6 12. Be5 h6 13. Bf5 0-0 14. g4 Nd7 15. Bg3 c5 16. Nb5 Ng5 17. Nxg5 hxg5 18. h4 g6 19. Bxg6 gxh4 20. Bc7 Qc8 21. Bd6 Qd8 22. Qf5 fxg6 23. Qxg6+ Kh8 24. Qh6+ Kg8 25. g5 1-0

[Event "Biel HTO 55th"]
[Site "Biel"]
[Date "2022.07.13"]
[Round "1"]
[White "Gagare, Shardul"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2514"]
[BlackElo "2163"]
[PlyCount "68"]
[EventDate "2022.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 0-0 7. 0-0 d6 8. Nc3 Bd7 9. e3 Qc8 10. d4 Bg4 11. Qd3 e5 12. d5 Ne7 13. Nd2 Qd7 14. f4 exf4 15. Rxf4 Rae8 16. Nce4 Nxe4 17. Bxg7 Nxg3 18. hxg3 Kxg7 19. Qc3+ f6 20. Ne4 Ng8 21. Nxd6 Qxd6 22. Rxg4 Re5 23. Rf4 Rfe8 24. e4 g5 25. Rf2 Nh6 26. Bf3 Nf5 27. exf5 Re3 28. Qd2 Qxg3+ 29. Bg2 h5 30. d6 Rd3 31. d7 Rd8 32. Qe2 R8xd7 33. Qxh5 Qe5 34. Raf1 g4 1-0

[Event "Zuerich op 43rd"]
[Site "Zuerich"]
[Date "2019.12.27"]
[Round "2"]
[White "Ludwig, Peter"]
[Black "Wagner, Dennis"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2186"]
[BlackElo "2578"]
[PlyCount "66"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. Nc3 d6 6. 0-0 Be6 7. Ng5 Bxc4 8. Qa4 h6 9. Bxc6+ bxc6 10. Qxc6+ Kf8 11. d3 hxg5 12. dxc4 g4 13. Bg5 Bxc3 14. bxc3 Rh5 15. Bf4 Nf6 16. Rab1 Rc8 17. Qb7 Kg7 18. h4 gxh3 19. f3 Rc7 20. Qb2 Qd7 21. Kh2 Qe6 22. e4 Qxc4 23. Qd2 Nd7 24. g4 Rh8 25. Kg3 Rb7 26. Rh1 Rxb1 27. Rxb1 Nb6 28. Rh1 Na4 29. Rxh3 Rxh3+ 30. Kxh3 Nxc3 31. Bh6+ Kg8 32. e5 Qf1+ 33. Kh4 Qxf3 0-1

[Event "Biel MTO op 52nd"]
[Site "Biel"]
[Date "2019.07.22"]
[Round "1"]
[White "Ludwig, Peter"]
[Black "Gopal, Geetha Narayanan"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2207"]
[BlackElo "2594"]
[PlyCount "57"]
[EventDate "2019.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. g3 g6 5. Bg2 d6 6. 0-0 Bg7 7. a3 0-0 8. Rb1 Bf5 9. d3 Qd7 10. b4 Rac8 11. bxc5 dxc5 12. Nd5 b6 13. Bb2 Nxd5 14. cxd5 Nd4 15. Nxd4 cxd4 16. Qb3 Rc5 17. Rfc1 Rfc8 18. a4 h5 19. h4 Bg4 20. Kf1 Bh3 21. Bxh3 Qxh3+ 22. Kg1 g5 23. Rxc5 Rxc5 24. hxg5 h4 25. g6 hxg3 26. gxf7+ Kf8 27. fxg3 Be5 28. Ba3 Bxg3 29. Ra1 0-1

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2019.05.12"]
[Round "9.5"]
[White "Ludwig, Peter"]
[Black "Ries, Benjamin"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2179"]
[BlackElo "2273"]
[PlyCount "47"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wuppertal Bahn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. h3 Bxf3 6. Bxf3 Ngf6 7. 0-0 e6 8. e4 Be7 9. Qe2 Qc7 10. exd5 Nxd5 11. c4 N5f6 12. d4 0-0 13. Nc3 Rfe8 14. Re1 Rad8 15. Bf4 Bd6 16. Be5 Re7 17. Rad1 Ne8 18. Bxd6 Nxd6 19. d5 cxd5 20. Nxd5 exd5 21. Qxe7 Re8 22. Qxe8+ Nxe8 23. Rxe8+ Nf8 24. Rxd5 1-0

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2019.04.14"]
[Round "8.6"]
[White "Ludwig, Peter"]
[Black "Borchert, Rene"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2179"]
[BlackElo "2173"]
[PlyCount "119"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Dinslaken"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 c5 4. d4 Nc6 5. 0-0 Bg4 6. Ne5 Bh5 7. c4 cxd4 8. Nxc6 bxc6 9. cxd5 cxd5 10. Qa4+ Qd7 11. Qxd4 e6 12. Nc3 Rc8 13. Bg5 Rc4 14. Qd2 Bb4 15. Bxf6 gxf6 16. Qh6 Bxc3 17. bxc3 Bg6 18. Qg7 Rf8 19. Qxf6 Qe7 20. Qe5 Qc7 21. Qg5 f6 22. Qe3 Kf7 23. Rac1 Rc8 24. Bh3 Qb6 25. Qd2 Qc5 26. Qb2 Rxc3 27. Rxc3 Qxc3 28. Qb7+ Rc7 29. Qa6 Qc6 30. Qa3 Qc5 31. Qa6 Qb6 32. Qa4 a5 33. a3 d4 34. Qd1 Rc3 35. Qa4 Rc7 36. Qd1 Ke7 37. Qa1 Rc3 38. e3 Rd3 39. Rb1 Qd6 40. Rb7+ Kf8 41. Bf1 Rxa3 42. Qc1 Rc3 43. Qd2 Be4 44. Ra7 Rc2 45. Qxa5 d3 46. Qh5 Rc7 47. Ra1 d2 48. Qh4 Rc1 49. Qxf6+ Kg8 50. Qg5+ Bg6 51. Ra8+ Kf7 52. Ra7+ Rc7 53. Rxc7+ Qxc7 54. Be2 Qc1+ 55. Kg2 d1Q 56. Qf4+ Ke7 57. Bxd1 Qxd1 58. f3 Bd3 59. Qc7+ Kf6 60. Qd8+ 1/2-1/2

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2019.03.17"]
[Round "7.6"]
[White "Ludwig, Peter"]
[Black "Werthebach, Felix"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2179"]
[BlackElo "2171"]
[PlyCount "91"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Bochum SG"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 f5 2. d3 Nc6 3. c4 Nf6 4. g3 g6 5. Bg2 Bg7 6. Nc3 d6 7. 0-0 0-0 8. Rb1 e5 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qf7 12. b4 Nd8 13. b5 Ne6 14. a4 Rb8 15. a5 b6 16. a6 g5 17. Nb4 Bd7 18. Ne1 Kh8 19. Nc6 Ra8 20. Bd5 Qf6 21. Ng2 f4 22. Nb4 Rad8 23. Be4 Qf7 24. Ne1 g4 25. Nd5 Rc8 26. Ng2 Ng5 27. gxf4 Nh3+ 28. Kh1 Qh5 29. e3 exf4 30. Ndxf4 Qg5 31. Ng6+ Kg8 32. Nxf8 Rxf8 33. f4 gxf3 34. Bxf3 Kh8 35. Qe2 Re8 36. Be4 Be5 37. Nf4 Bg4 38. Qd2 Bxf4 39. exf4 Qh5 40. Qb2+ Kg8 41. Qg2 Kh8 42. Rbe1 Rg8 43. Qb2+ Rg7 44. f5 Ng5 45. f6 Rf7 46. Bd5 1-0

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.05"]
[Round "9"]
[White "Lenaerts, Lennert"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2377"]
[BlackElo "2170"]
[PlyCount "91"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. Nf3 Na6 7. g3 Nxc5 8. Bg2 Nce4 9. 0-0 Nxc3 10. bxc3 Bc5 11. e4 d6 12. e5 dxe5 13. Nxe5 Qc7 14. Qe2 Nd7 15. Bf4 Bd6 16. Rfe1 Nxe5 17. Bxe5 Bxe5 18. Qxe5 Qxc4 19. Red1 f6 20. Qd6 Kf7 21. Rab1 Re8 22. Bxb7 Bxb7 23. Rxb7+ Kg8 24. Qd7 Qg4 25. Qf7+ Kh8 26. Rdd7 Rg8 27. Qxf6 Raf8 28. Qd4 Qg6 29. Rxa7 Rf6 30. Rd8 h5 31. Rxg8+ Kxg8 32. a4 Qb1+ 33. Kg2 Qf5 34. h4 Qf3+ 35. Kg1 e5 36. Qd2 Rf8 37. Rd7 e4 38. Rd8 Rxd8 39. Qxd8+ Kf7 40. Qd4 Ke6 41. a5 Qe2 42. Qxg7 Kd5 43. Qd4+ Kc6 44. Qb6+ Kd7 45. a6 e3 46. Qd4+ 1-0

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.05"]
[Round "8"]
[White "Ludwig, Peter"]
[Black "Petiko, Nikolai"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2170"]
[BlackElo "2066"]
[PlyCount "75"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. g3 e5 2. c4 d6 3. Bg2 f5 4. Nc3 Nf6 5. e3 g6 6. Nge2 Bg7 7. 0-0 0-0 8. d4 c6 9. b3 e4 10. a4 a5 11. Ba3 Re8 12. b4 axb4 13. Bxb4 c5 14. dxc5 Na6 15. Qb3 dxc5 16. Ba3 Qa5 17. Rab1 Bf8 18. Nf4 Nb4 19. Rfd1 Bd7 20. Bxb4 cxb4 21. c5+ Kg7 22. Qxb4 Bc6 23. Qb2 Kh6 24. Nb5 Ng4 25. Nd6 Bxd6 26. cxd6 Ne5 27. Rd4 g5 28. Ne2 Kg6 29. h4 h6 30. d7 Nxd7 31. Rd6+ Kh7 32. hxg5 hxg5 33. Rbd1 Ne5 34. Nd4 Nf7 35. Nxc6 bxc6 36. Rd7 Kg6 37. R1d6+ Nxd6 38. Qg7+ 1-0

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.04"]
[Round "6"]
[White "Ludwig, Peter"]
[Black "Paeslack, Luis"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2170"]
[BlackElo "2025"]
[PlyCount "43"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. g3 c5 2. c4 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d4 cxd4 9. exd4 d5 10. cxd5 exd5 11. Bg5 f6 12. Be3 Be6 13. Nf4 Bf7 14. Qf3 Ne5 15. dxe5 fxe5 16. Nfxd5 Bxd5 17. Qe2 Qa5 18. Nxd5 Nxd5 19. Qc4 Rad8 20. Rad1 e4 21. Bxe4 Rf5 22. Rxd5 1-0

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.04"]
[Round "7"]
[White "Ruff, Maximilian"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2326"]
[BlackElo "2170"]
[PlyCount "43"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. Nf3 Na6 7. g3 Nxc5 8. Bg2 b6 9. 0-0 Bb7 10. Nb5 Nce4 11. Ng5 d5 12. Rd1 Qc8 13. Nxe4 Nxe4 14. Bxe4 dxe4 15. Bf4 a6 16. Nd6 Bxd6 17. Rxd6 Qc5 18. b4 Qxb4 19. Rb1 Qa5 20. Rdxb6 Bc8 21. c5 e5 22. Bd2 1-0

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.03"]
[Round "5"]
[White "Wanie, Karsten"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2088"]
[BlackElo "2170"]
[PlyCount "51"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 b6 5. Nbd2 Be7 6. Nc4 d5 7. Nce5 0-0 8. h3 Nfd7 9. c3 f6 10. Nxd7 Qxd7 11. Bd3 Ba6 12. Bxa6 Nxa6 13. Qe2 Nc7 14. 0-0 Ne8 15. e4 cxd4 16. cxd4 Rc8 17. Rfe1 Kf7 18. Rac1 Rxc1 19. Rxc1 dxe4 20. Qxe4 g6 21. g4 Nd6 22. Bxd6 Bxd6 23. g5 f5 24. Ne5+ Bxe5 25. Qxe5 Rc8 26. Rxc8 1/2-1/2

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.02"]
[Round "2"]
[White "Ludwig, Peter"]
[Black "Krause, Benedict"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2170"]
[BlackElo "2447"]
[PlyCount "52"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. 0-0 c6 6. d4 d5 7. b3 dxc4 8. bxc4 c5 9. e3 Nc6 10. Bb2 Qb6 11. Qb3 Ne4 12. Ne5 Nd6 13. Bxc6 bxc6 14. dxc5 Qxb3 15. axb3 Ne4 16. Ra2 Bh3 17. Nxc6 Bxb2 18. Rxb2 Bxf1 19. Nxe7+ Kg7 20. Kxf1 Nxc5 21. Ke2 Rfb8 22. b4 Na4 23. Rb3 Nc5 24. Rb2 Rb7 25. Nd5 Rc8 26. Nd2 Na4 1/2-1/2

[Event "Pfalz op 10th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2019.03.02"]
[Round "3"]
[White "Pap, Misa"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2491"]
[BlackElo "2170"]
[PlyCount "81"]
[EventDate "2019.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. dxc5 Bxc5 5. Bd3 Nf6 6. Qe2 Nc6 7. Ngf3 a6 8. 0-0 Nb4 9. e5 Nd7 10. Nb3 Nxd3 11. cxd3 Be7 12. Bd2 0-0 13. Nbd4 Nc5 14. Rac1 Bd7 15. Rc3 Na4 16. Rc2 Rc8 17. Rfc1 Rxc2 18. Rxc2 Bb5 19. b3 Nc5 20. Nxb5 axb5 21. d4 Ne4 22. Qxb5 Qa8 23. Bb4 Bxb4 24. Qxb4 Rc8 25. Qa5 h6 26. Qxa8 Rxa8 27. Ne1 f6 28. f3 Ng5 29. Nd3 Nf7 30. f4 Nd8 31. Kf2 Nc6 32. Ke3 Kf7 33. a4 g5 34. g3 gxf4+ 35. gxf4 Rg8 36. b4 Rg1 37. a5 Ra1 38. a6 Nxb4 39. Rc7+ Kg6 40. axb7 Na6 41. Rc6 1-0

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2019.02.17"]
[Round "6.6"]
[White "Varitski, Igor"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2195"]
[BlackElo "2179"]
[PlyCount "113"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Siegburg"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. c3 Bd6 12. Qe2 Qc7 13. h3 0-0 14. Bg5 Nd7 15. Rad1 Nc5 16. a3 b5 17. Ba2 e5 18. Nc2 Kh8 19. Ne3 f6 20. Nd5 Qb8 21. Be3 Be6 22. Bb1 f5 23. Rfe1 e4 24. Qh5 Nd3 25. Bxd3 Bxd5 26. Bc2 Bc6 27. Rd2 Be5 28. Bd4 Bf4 29. Be3 Be5 30. Bc5 Be8 31. Qh4 Bf6 32. Qg3 Qxg3 33. fxg3 Rf7 34. Bb3 Rd7 35. Rxd7 Bxd7 36. Rd1 Be8 37. Be6 Bg6 38. Kf2 Re8 39. Bd7 Rd8 40. Bb6 Rb8 41. Bc7 Rb7 42. Bf4 a5 43. Bc8 Ra7 44. Rd5 b4 45. Bxf5 bxc3 46. bxc3 Bxf5 47. Rxf5 Kg8 48. c4 Kf7 49. Ke3 Ke6 50. Kxe4 a4 51. Rb5 Kd7 52. Kd5 g5 53. Bd6 Bd8 54. c5 Bc7 55. c6+ Kc8 56. Bxc7 Kxc7 57. Rb7+ 1-0

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2019.01.13"]
[Round "5.6"]
[White "Ludwig, Peter"]
[Black "Sandkamp, Ralph"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2179"]
[BlackElo "2249"]
[PlyCount "130"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Rb1 d5 8. cxd5 Nxd5 9. Qb3 Nb6 10. d3 Be6 11. Qb5 h6 12. Qc5 a5 13. Bf4 a4 14. Rfc1 g5 15. Be3 Ra5 16. Qa3 f5 17. Bc5 Rf7 18. Nd2 Nd5 19. Nc4 Ra6 20. Nxd5 Bxd5 21. e4 Be6 22. exf5 Bxf5 23. Rd1 Qd7 24. Ne3 Be6 25. d4 Bh3 26. Be4 Nd8 27. d5 b6 28. Bd4 Bxd4 29. Rxd4 Nb7 30. b4 Nd6 31. Bc2 Nb5 32. Qd3 Nxd4 33. Qxd4 Ra8 34. Qe4 Qd6 35. g4 Raf8 36. Nf5 Rxf5 37. gxf5 Bxf5 38. Qe2 Qxd5 39. Bxa4 Qe4 40. Bb3+ Kh8 41. Qxe4 Bxe4 42. Re1 Rf4 43. f3 Bxf3 44. Rxe7 c6 45. b5 cxb5 46. Re6 Kg7 47. Rxb6 Be2 48. Kg2 Rf6 49. Rb8 Bf3+ 50. Kg3 Bc6 51. Bd1 Rf1 52. Be2 Rg1+ 53. Kf2 Rg2+ 54. Ke3 Rxh2 55. Rb6 Bd5 56. Bxb5 Rxa2 57. Bd3 Bf7 58. Rb7 Ra4 59. Be4 Ra6 60. Bd5 Rf6 61. Be4 h5 62. Kd4 g4 63. Ke5 g3 64. Bf5 g2 65. Rb1 Rxf5+ 0-1

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2018.11.18"]
[Round "3.6"]
[White "Ludwig, Peter"]
[Black "Chilla, Jan Eric"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2179"]
[BlackElo "2191"]
[PlyCount "143"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Muenster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 c5 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 8. Bg5 Nbd7 9. e4 dxe4 10. Nc3 Qc7 11. Nxe4 Nxe4 12. Bxe4 h6 13. Bd2 Rb8 14. Ba5 b6 15. Bc3 Be7 16. Qf3 0-0 17. Rfe1 Rbd8 18. Rad1 Rfe8 19. Bd3 Bf8 20. h4 g6 21. h5 f5 22. Bb5 g5 23. g4 e4 24. Qe3 Bxb3 25. axb3 Bc5 26. Qh3 f4 27. Qf1 f3 28. Qc4+ Kf8 29. Bd4 Qf4 30. Bxd7 Rxd7 31. Bxc5+ bxc5 32. Qxc5+ Kg8 33. Qf5 Qxf5 34. gxf5 Rxd1 35. Rxd1 Kf7 36. Rd6 Re5 37. Rxh6 Rxf5 38. Ra6 Rd5 39. Rxa7+ Kg8 40. Re7 Rd1+ 41. Kh2 Rf1 42. Rxe4 Rxf2+ 43. Kg3 Rxc2 44. Kxf3 Rxb2 45. Rb4 Rh2 46. Rb8+ Kg7 47. Kg4 Rg2+ 48. Kh3 Rg1 49. Rb6 Kh7 50. b4 Kg7 51. b5 Kh7 52. Rg6 Kh8 53. b6 Rb1 54. Kg4 Rb5 55. Rc6 Kg7 56. h6+ Kh7 57. Kh5 g4+ 58. Kxg4 Kh8 59. Kf4 Kh7 60. Ke4 Kg8 61. Rf6 Kh8 62. Kd4 Kg8 63. Kc4 Rb1 64. Kc5 Kh8 65. Kc6 Rc1+ 66. Kd7 Rb1 67. Kc7 Kh7 68. b7 Rc1+ 69. Rc6 Rd1 70. b8Q Rd7+ 71. Kb6 Rf7 72. Rc7 1-0

[Event "Oberliga NRW 1819"]
[Site "Germany"]
[Date "2018.09.16"]
[Round "1.5"]
[White "Selten, Jan"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2137"]
[BlackElo "2179"]
[PlyCount "37"]
[EventDate "2018.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Gerresheim"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. Nc3 0-0 7. Bg5 Re8+ 8. Be2 dxc4 9. 0-0 Nbd7 10. Bxc4 Nb6 11. Bb3 Bg4 12. Qd3 Bh5 13. Rfe1 Bg6 14. Qd2 Qd7 15. Bxf6 gxf6 16. Qh6 Rxe1+ 17. Rxe1 Re8 18. Re3 c5 19. Rxe8+ 1/2-1/2

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "9.5"]
[White "Xu, Xianliang"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2397"]
[BlackElo "2160"]
[PlyCount "89"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. c3 Nc6 6. cxd4 cxd4 7. Qa4 Bc5 8. b4 Bxb4 9. Nexd4 Qa5 10. Qxa5 Nxa5 11. Rb1 Be7 12. Nb5 Kd8 13. Ne5 Nh6 14. d4 Rf8 15. Bd2 Nc6 16. Bf4 a6 17. Nxc6+ bxc6 18. Nd6 g5 19. Bg3 f5 20. f3 Bd7 21. Nb7+ Kc8 22. Bc4 f4 23. Bf2 a5 24. Nc5 Bxc5 25. dxc5 e5 26. Ke2 Re8 27. Rb6 Kc7 28. Rhb1 Ra7 29. Be1 Bc8 30. Bc3 Re7 31. Rd1 Bb7 32. Rd6 Nf7 33. Bxf7 Rxf7 34. Bxe5 Kc8 35. Bf6 h6 36. Bc3 Ba6+ 37. Kf2 Bb5 38. Rxh6 Rf8 39. Be5 Rb7 40. a4 Bxa4 41. Ra6 Rff7 42. Rxa5 Bb5 43. Ra8+ Kd7 44. Bf6 Bc4 45. Ra4 1-0

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "8.6"]
[White "Stewart, Neil"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2194"]
[BlackElo "2160"]
[PlyCount "84"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Koblenz"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. e4 0-0 7. Be2 Nc6 8. Be3 d6 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 Nd7 13. Be3 f5 14. exf5 Rxf5 15. b4 b6 16. Bd4 Qf8 17. Bxg7 Qxg7 18. f4 h5 19. Qe3 e5 20. Bd3 Rxf4 21. Rxf4 exf4 22. Qe6+ Kh8 23. Qxg6 Qxg6 24. Bxg6 Bxg2 25. Rd1 f3 26. Rxd6 Ne5 27. Bxh5 Rf8 28. Ne4 Rf4 29. Nf2 Rxc4 30. Rd5 Rxb4 31. h4 Nc4 32. Bg6 Ne3 33. Re5 Ng4 34. Nxg4 Rxg4 35. h5 Kg7 36. Re7+ Kh6 37. Rxa7 Rb4 38. Kf2 Kg5 39. Kg3 Rg4+ 40. Kf2 Rb4 41. Kg3 Rg4+ 42. Kf2 Rb4 1/2-1/2

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.6"]
[White "Ludwig, Peter"]
[Black "Lisanti, Andre"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2160"]
[BlackElo "2239"]
[PlyCount "184"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Schott Mainz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. 0-0 Bg7 6. Nc3 Qc8 7. b3 Bxc3 8. dxc3 Nf6 9. Bh6 Ne4 10. Qc2 f6 11. Rad1 Nd6 12. Rxd6 exd6 13. Bg7 Rg8 14. Bxf6 Rf8 15. Bg7 Rf7 16. Bh6 Qc6 17. Nh4 Qc7 18. Bxb7 Qxb7 19. Rd1 Rf6 20. Bf4 Nc6 21. Rxd6 Rxd6 22. Bxd6 0-0-0 23. Ng2 Na5 24. Ne3 Qc6 25. Bf4 Qe6 26. Qd3 Re8 27. b4 Nb7 28. Qd1 Qc6 29. f3 cxb4 30. cxb4 Nd8 31. Kf2 Ne6 32. Bd6 a6 33. Qd3 b5 34. c5 Nc7 35. h4 Re6 36. Qd4 Ne8 37. Bf4 d6 38. cxd6 Nxd6 39. Qh8+ Qe8 40. Qxh7 Re7 41. Qh6 Nf5 42. Qg5 Kb7 43. g4 Nxe3 44. Bxe3 Re5 45. Qf4 Qe7 46. g5 Kc8 47. Qd4 Qe6 48. Qd3 Rd5 49. Qc3+ Kd7 50. Bf4 Ke8 51. Qh8+ Ke7 52. h5 Qf7 53. Be5 gxh5 54. Bf6+ Ke6 55. Qc8+ Qd7 56. Qxa6+ Qd6 57. Qc8+ Kf7 58. Qb7+ Ke6 59. Qc8+ Kf7 60. Qc2 Qh2+ 61. Ke3 Qg1+ 62. Ke4 Rd7 63. Qb3+ Kf8 64. Qe6 Qb1+ 65. Ke5 Qd1 66. e4 Qd4+ 67. Kf5 Qa7 68. g6 h4 69. Bxh4 Qc7 70. Bf6 Qb7 71. g7+ Rxg7 72. Bxg7+ Kxg7 73. Qg6+ Kh8 74. Qf6+ Kh7 75. f4 Qc8+ 76. Kg5 Qg8+ 77. Kf5 Qc8+ 78. Qe6 Qf8+ 79. Ke5 Qxb4 80. f5 Qc3+ 81. Kd6 b4 82. f6 Qa3 83. Kd7 Qa7+ 84. Ke8 Qa8+ 85. Kf7 Qa7+ 86. Qe7 Qxa2+ 87. Kf8+ Kh6 88. Qxb4 Kg6 89. Qe7 Qa8+ 90. Qe8+ Qxe8+ 91. Kxe8 Kxf6 92. e5+ Kxe5 1/2-1/2

[Event "Pfalz op-A 9th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2018.02.12"]
[Round "6"]
[White "Ludwig, Peter"]
[Black "Meskovs, Nikita"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2176"]
[BlackElo "2546"]
[PlyCount "78"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. 0-0 Nd7 6. b3 Ngf6 7. Bb2 Be7 8. d3 0-0 9. Nbd2 a5 10. a3 Re8 11. h3 Bh5 12. g4 Bg6 13. Nh4 Qb6 14. Nxg6 hxg6 15. e3 g5 16. d4 Nf8 17. c5 Qa6 18. Qc2 Ng6 19. f4 Nh4 20. Rf2 b6 21. Bf1 Qb7 22. Rc1 Nd7 23. cxb6 Rec8 24. Nf3 Nxf3+ 25. Rxf3 c5 26. Qf2 Nf6 27. fxg5 Ne4 28. Qh2 Bd6 29. Qe2 Nxg5 30. Rf2 Ne4 31. Rg2 cxd4 32. Rxc8+ Rxc8 33. exd4 Qxb6 34. Qf3 Ng5 35. Qe3 Bf4 36. Qd3 e5 37. Rc2 Rb8 38. Kg2 e4 39. Qc3 Qxb3 0-1

[Event "Pfalz op-A 9th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2018.02.11"]
[Round "5"]
[White "Harff, Marcel"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2410"]
[BlackElo "2176"]
[PlyCount "76"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 Nxd4 8. Qxd4 d6 9. Nc3 0-0 10. Qh4 Be6 11. Bg5 Rc8 12. b3 Qa5 13. Rac1 Rc5 14. Nd5 Bxd5 15. cxd5 Qxa2 16. Rxc5 dxc5 17. e4 Qxb3 18. Qf4 Re8 19. d6 e5 20. Qc1 b6 21. Qa1 Qe6 22. Rd1 Qd7 23. Bxf6 Bxf6 24. Bf1 Rd8 25. Rd5 Bg7 26. Qa6 Bf8 27. Bb5 Qg4 28. d7 Qxe4 29. Bc6 Rxd7 30. Rxd7 Qxc6 31. Qxa7 Qe6 32. Rb7 e4 33. Rxb6 Qe5 34. Qb8 Qd4 35. Qe8 Qd1+ 36. Kg2 Qf3+ 37. Kg1 Qd1+ 38. Kg2 Qf3+ 1/2-1/2

[Event "Pfalz op-A 9th"]
[Site "Neustadt an der Weinstrasse"]
[Date "2018.02.10"]
[Round "3"]
[White "Petrisor, Adrian Marian"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2419"]
[BlackElo "2176"]
[PlyCount "85"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Nbd7 9. Ne2 b6 10. Bg5 Qe7 11. Qh4 Bb7 12. Ng3 h6 13. Bd2 0-0-0 14. Be2 e3 15. fxe3 Bxg2 16. Rg1 Be4 17. Rf1 Bxc2 18. e4 Rxg3 19. hxg3 Bxe4 20. Qxh6 Ne8 21. Qh4 Qxh4 22. gxh4 f6 23. 0-0-0 c5 24. Be3 cxd4 25. Rxd4 Nc5 26. Rxd8+ Kxd8 27. Bxc5 bxc5 28. Rf4 f5 29. h5 Ke7 30. h6 Nf6 31. Rh4 Nh7 32. Kd2 Kf6 33. Ke3 Bd5 34. Ra4 Kg5 35. Rxa7 f4+ 36. Kf2 Kxh6 37. Bf3 Ba2 38. a4 Ng5 39. a5 Kg6 40. Rc7 e5 41. Rxc5 Nxf3 42. Kxf3 Kf5 43. a6 1-0

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2018.02.04"]
[Round "6.6"]
[White "Marcziter, Dmitrii"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2311"]
[BlackElo "2160"]
[PlyCount "53"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Aachen DJK"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Qd5 9. e3 Nd7 10. Bd3 Nf6 11. c4 Qc6 12. Rb1 0-0-0 13. e4 Nd7 14. Ng5 f5 15. 0-0 Nf6 16. d5 exd5 17. exd5 Qe8 18. Bxf5+ Kb8 19. Ne6 Bd6 20. c5 Bxh2+ 21. Kxh2 Qh5+ 22. Kg1 Rxd5 23. Bh3 Re5 24. cxb6 Rxe6 25. bxc7+ Ka8 26. Rxb7 Kxb7 27. Bxe6 1-0

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.7"]
[White "Ludwig, Peter"]
[Black "Kotter, Ralf"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2160"]
[BlackElo "2376"]
[PlyCount "125"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Dortmund Hansa"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. 0-0 e6 7. d3 Nge7 8. Bd2 0-0 9. a3 Rb8 10. Rb1 b6 11. b4 Qd7 12. Qc1 Re8 13. Bh6 Bh8 14. bxc5 dxc5 15. Ne4 f6 16. Bh3 Nf5 17. Bf4 e5 18. Bd2 Qc7 19. Bg2 Bb7 20. Re1 Rbd8 21. Nc3 Nfe7 22. Bh6 Qd7 23. h4 Nd4 24. Ne4 Bc6 25. Kh2 Nxf3+ 26. Bxf3 Nf5 27. Bg4 Qf7 28. Nc3 Nd4 29. Be3 Bg7 30. Bh3 Nf5 31. Bg2 Bxg2 32. Kxg2 Qb7+ 33. Kg1 Qc6 34. Bd2 Ne7 35. a4 Qe6 36. Kh2 Qf5 37. Kg2 Qh5 38. f3 Qf5 39. a5 Qe6 40. axb6 axb6 41. Qb2 Rb8 42. Qb5 Red8 43. Ra1 f5 44. Ra7 Bf6 45. Bg5 e4 46. fxe4 Nc8 47. Ra3 Bxg5 48. hxg5 Rb7 49. Rf1 Rf7 50. Ra8 Rdf8 51. Rf3 Qe7 52. Qc6 Nd6 53. Nd5 Qe6 54. Rxf8+ Kxf8 55. e5 Qxe5 56. Re3 Ne4 57. dxe4 fxe4 58. Qc8+ Kg7 59. Qg4 Qa1 60. Nf4 Rf5 61. Rxe4 Qb1 62. Re7+ Kf8 63. Rxh7 1-0

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.6"]
[White "Sonntag, Hans Hubert"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "2350"]
[BlackElo "2160"]
[PlyCount "138"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Aachen SV"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. 0-0 d5 6. c4 dxc4 7. Bxc4 a6 8. Nc3 Nbd7 9. Qe2 b5 10. Bd3 c5 11. Rd1 Qb8 12. b3 Bd6 13. h3 0-0 14. Bb2 cxd4 15. Nxd4 Nc5 16. Bc2 b4 17. Nb1 Bh2+ 18. Kh1 Nfe4 19. Nd2 Be5 20. Nxe4 Nxe4 21. Bd3 Rc8 22. Rac1 Rxc1 23. Rxc1 Qd6 24. Kg1 Rd8 25. Qc2 Nf6 26. f4 Bxd4 27. Bxd4 Qd5 28. Bc4 Qc6 29. Bf1 Qd5 30. Qc7 h6 31. Qb6 Ne4 32. Bc4 Qd7 33. Qxb4 Ng3 34. Qb6 Rc8 35. Rd1 Nf5 36. Rd2 Rc6 37. Qa7 Rd6 38. Qb8+ Kh7 39. Bd3 Qc6 40. Rc2 Qd5 41. Qc7 Rd7 42. Qc5 Qxc5 43. Rxc5 g6 44. Bf1 Nxd4 45. exd4 Kg7 46. Ra5 Rxd4 47. Bxa6 Bd5 48. g3 Rd2 49. Kf1 Rh2 50. Bc4 Bf3 51. Ra7 Kf6 52. h4 Kf5 53. Rxf7+ Kg4 54. Rf6 Kxg3 55. Rxg6+ Kxf4 56. Rxe6 Rxa2 57. Rxh6 Ke3 58. Re6+ Be4 59. Kg1 Rg2+ 60. Kh1 Rd2+ 61. Kg1 Rg2+ 62. Kh1 Rg4+ 63. Kh2 Kf2 64. Rf6+ Bf3 65. Bf1 Rxh4+ 66. Bh3 Rb4 67. Bg2 Rxb3 68. Bxf3 Rxf3 69. Rxf3+ Kxf3 1/2-1/2

[Event "BL2-West 1718"]
[Site "Germany"]
[Date "2017.10.08"]
[Round "1.7"]
[White "Ludwig, Peter"]
[Black "Miedema, David"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2160"]
[BlackElo "2364"]
[PlyCount "120"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Duesseldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. g3 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. a4 b5 7. Qc2 Bb7 8. Bg2 c5 9. Nc3 Qb6 10. 0-0 Ne7 11. axb5 axb5 12. Rxa8+ Bxa8 13. Qb3 Bc6 14. Ne1 c4 15. Qa2 Nd5 16. Nxd5 exd5 17. d3 Bc5 18. e4 d4 19. dxc4 bxc4 20. Qxc4 Bb5 21. Qd5 0-0 22. e5 Re8 23. f4 Bxf1 24. Bxf1 Nf6 25. Qf3 d3+ 26. Kh1 d2 27. Bxd2 Qxb2 28. Bc3 Qf2 29. Qxf2 Bxf2 30. Nd3 Nd5 31. Nxf2 Nxc3 32. Kg2 Ra8 33. Bc4 Ra4 34. Bd3 h6 35. h4 Kf8 36. Kf3 Ra3 37. Ke3 Nd5+ 38. Ke4 Nb4 39. Kd4 Ke7 40. f5 Nc6+ 41. Kd5 Nb8 42. Ke4 Nd7 43. Kf4 Ra5 44. Ng4 Ra4+ 45. Be4 Rb4 46. Nf2 Nc5 47. h5 f6 48. exf6+ gxf6 49. Ke3 Kd6 50. Bf3 Rb3+ 51. Ke2 Nd7 52. Ne4+ Ke5 53. Nd2 Rc3 54. Ne4 Ra3 55. Nf2 Kd4 56. Ng4 Ra2+ 57. Kf1 Ne5 58. Bd1 Nxg4 59. Bxg4 Ke3 60. Kg1 Ra4 0-1

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2017.05.21"]
[Round "9.8"]
[White "Ludwig, Peter"]
[Black "Riekenbrauk, Joerg"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2145"]
[BlackElo "1928"]
[PlyCount "71"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Dinslaken"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nc3 0-0 6. 0-0 d6 7. Rb1 e5 8. d3 c6 9. b4 Na6 10. a4 Nc7 11. b5 c5 12. a5 Ne6 13. a6 Rb8 14. axb7 Bxb7 15. Qa4 Nd7 16. Bd2 Nb6 17. Qd1 e4 18. Ne1 exd3 19. exd3 Bxg2 20. Nxg2 d5 21. cxd5 Nxd5 22. Nxd5 Qxd5 23. Nf4 Nxf4 24. Bxf4 Rbd8 25. Qa4 Rd7 26. Rfe1 Kf7 27. Qa6 Bd4 28. Re2 Re8 29. Rxe8 Kxe8 30. Re1+ Kf7 31. Re2 h5 32. h4 c4 33. Qc8 cxd3 34. Qe8+ Kg7 35. Re6 Rf7 36. Bh6+ 1-0

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2017.03.26"]
[Round "8.8"]
[White "Schaefer, Martin1111"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1953"]
[BlackElo "2145"]
[PlyCount "80"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Ennepe Ruhr Sued"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d5 6. Bg2 dxc4 7. Qc2 b5 8. a4 c6 9. Ne5 Ra6 10. e3 0-0 11. 0-0 Qb6 12. Rc1 Bb7 13. Bc3 Nbd7 14. f4 Nxe5 15. fxe5 Nd5 16. Qd2 Be7 17. Bxd5 cxd5 18. axb5 Qxb5 19. Rxa5 Rxa5 20. Bxa5 Ra8 21. Bc3 Bc6 22. Qe1 f6 23. exf6 Bxf6 24. Nd2 Qa4 25. Nf3 Be8 26. Ne5 Bxe5 27. dxe5 Bg6 28. Qe2 Bd3 29. Qd1 Qd7 30. Ra1 Rf8 31. Qd2 h6 32. Bd4 Rf3 33. Qg2 Qf7 34. Re1 Rf5 35. Ra1 Qg6 36. Qd2 Qg4 37. Re1 Rf7 38. Qg2 h5 39. h4 Be4 40. Qh2 Rf3 0-1

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2017.03.05"]
[Round "7.8"]
[White "Ludwig, Peter"]
[Black "Schlehoefer, Ralf"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2145"]
[BlackElo "2312"]
[PlyCount "110"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d6 2. c4 g6 3. g3 Bg7 4. Bg2 e5 5. Nc3 Nc6 6. d3 Nge7 7. 0-0 h6 8. Rb1 Be6 9. b4 a6 10. a4 Qd7 11. b5 axb5 12. axb5 Nd8 13. Nd2 Bh3 14. Nd5 Bxg2 15. Kxg2 Ne6 16. Nxe7 Kxe7 17. Rh1 f5 18. e3 d5 19. Qb3 Rhd8 20. Ba3+ Kf7 21. Rhd1 d4 22. e4 f4 23. Nf3 Ng5 24. c5+ Kf6 25. Nxg5 hxg5 26. c6 bxc6 27. bxc6 Qxc6 28. h4 gxh4 29. gxf4 exf4 30. Rdc1 Qd7 31. e5+ Kxe5 32. Rc5+ Kf6 33. Rbc1 Rxa3 34. Rc6+ Kg5 35. R1c5+ Kh6 36. Qd1 Be5 37. Qf3 Rc3 38. Rxg6+ Kxg6 39. Rxe5 Qc6 40. Re4 Rd5 41. Kh2 Rg5 42. Qe2 f3 43. Qxf3 Qd6+ 44. Kh3 Qd7+ 45. Kh2 h3 46. Re1 Qd6+ 47. Kh1 Qc6 48. Re4 Rc1+ 49. Kh2 Qd6+ 50. Rf4 Rcg1 51. Qe4+ Kh6 52. Qf3 R5g2+ 53. Kxh3 Qe6+ 54. Rf5 Rg5 55. Qh5+ Rxh5# 0-1

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2017.02.12"]
[Round "6.7"]
[White "Ludwig, Peter"]
[Black "Klauke, Stefan"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2145"]
[BlackElo "2155"]
[PlyCount "57"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Iserlohn Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 d4 3. b4 g6 4. g3 Bg7 5. d3 e5 6. Bg2 Ne7 7. 0-0 0-0 8. a4 Nd7 9. Nbd2 Rb8 10. Nb3 b6 11. b5 c6 12. bxc6 Nc5 13. Ba3 Nxb3 14. Qxb3 Re8 15. Nd2 Be6 16. Qb5 f5 17. Rfc1 Rc8 18. a5 e4 19. axb6 axb6 20. Bxe7 Rxe7 21. Ra6 Bh6 22. Rd1 Bf7 23. dxe4 Qd6 24. Rxb6 Bxd2 25. Rxd2 fxe4 26. Rb7 Re5 27. Qb2 Qxc6 28. Rxd4 Bxc4 29. Rxc4 1-0

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2017.01.22"]
[Round "5.8"]
[White "Ludwig, Peter"]
[Black "Werbeck, Torsten"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "2145"]
[BlackElo "2071"]
[PlyCount "130"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wuppertal Bahn"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. a3 a6 8. Rb1 Rb8 9. b4 cxb4 10. axb4 b5 11. cxb5 axb5 12. d4 Ne8 13. e4 d6 14. Be3 Bg4 15. h3 Bxf3 16. Bxf3 e6 17. Be2 Nc7 18. f4 Qd7 19. Kg2 Rfe8 20. Qd2 d5 21. e5 Bf8 22. g4 Ne7 23. Bd3 Rb6 24. h4 Bg7 25. Ne2 Rf8 26. Rh1 f6 27. h5 Rf7 28. Rbc1 f5 29. hxg6 hxg6 30. Rh4 Ra6 31. Rc5 Rf8 32. Qc2 Ra7 33. Rh1 Rb8 34. Nc3 Nc6 35. Bxb5 Nxb5 36. Rxb5 Rxb5 37. Nxb5 Nxb4 38. Qc5 Ra2+ 39. Kg3 Na6 40. Qb6 Rb2 41. Qxa6 Rxb5 42. gxf5 gxf5 43. Qa8+ Kf7 44. Ra1 Rb7 45. Ra5 Bf8 46. Kf3 Rc7 47. Ra2 Qb5 48. Qd8 Re7 49. Kf2 Qe8 50. Qb6 Kg8 51. Ra1 Bg7 52. Rg1 Qc8 53. Rc1 Qe8 54. Qa6 Qh5 55. Rg1 Qh4+ 56. Ke2 Qh2+ 57. Kd3 Kf7 58. Qb6 Qa2 59. Rc1 Qg2 60. Rc7 Qe4+ 61. Kd2 Bf8 62. Rc8 Qg2+ 63. Kd3 Qe4+ 64. Kd2 Qg2+ 65. Kd3 Qe4+ 1/2-1/2

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2016.12.11"]
[Round "4.8"]
[White "Mantau, Jan"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2151"]
[BlackElo "2145"]
[PlyCount "96"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Godesberg"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Be7 12. Bf4 0-0 13. c3 Bc5 14. Bg5 Bxd4 15. cxd4 b5 16. Bd3 Bb7 17. Re3 h6 18. Bh4 Kh8 19. Bf1 Rc8 20. Qd2 g5 21. Bg3 Ne4 22. Qb4 Qd5 23. Rc1 Kg8 24. Rxc8 Rxc8 25. Be5 f6 26. f3 fxe5 27. Rxe4 exd4 28. Rxd4 Qe5 29. Qd2 Bd5 30. f4 gxf4 31. Rxf4 h5 32. Rf2 Rc7 33. Qh6 Rg7 34. a3 Qg5 35. Qxg5 Rxg5 36. Rc2 h4 37. Kf2 Rf5+ 38. Ke1 Re5+ 39. Re2 Rg5 40. Rf2 Rg4 41. Kd2 b4 42. axb4 Rxb4 43. Bxa6 Rxb2+ 44. Ke3 Rb4 45. Rf4 Rxf4 46. Kxf4 Bxg2 47. Kg5 h3 48. Kf6 Bd5 1/2-1/2

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2016.11.13"]
[Round "3.8"]
[White "Ludwig, Peter"]
[Black "Braun, Christian1111"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2145"]
[BlackElo "2377"]
[PlyCount "167"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Aachen Aufwaerts II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nb6 8. d3 Nc6 9. Bd2 e5 10. Qc1 Re8 11. Bh6 Nd4 12. Nxd4 exd4 13. Ne4 Nd5 14. Bxg7 Kxg7 15. Qc5 Nf6 16. Rac1 Nxe4 17. dxe4 Be6 18. b3 Re7 19. f4 Bg4 20. Rf2 f6 21. e5 fxe5 22. fxe5 c6 23. Rd1 Qe8 24. Qxd4 Rd7 25. Qa1 Rxd1+ 26. Qxd1 Qxe5 27. Rf4 Bf5 28. Bf3 Re8 29. Rd4 Re7 30. Kg2 g5 31. Qd2 h6 32. h4 Qe3 33. Qb2 Kh7 34. hxg5 Qxg5 35. Qd2 Qxd2 36. Rxd2 Kg7 37. Rd6 Be6 38. Kf2 a5 39. Be4 Kf6 40. Bd3 Rf7 41. Ke1 Rd7 42. Rxd7 Bxd7 43. a3 c5 44. Kd2 Kg5 45. Ke3 Kg4 46. Kf2 b5 47. e3 b4 48. axb4 cxb4 49. Bc2 Be6 50. e4 Bf7 51. Bd1+ Kh3 52. Bc2 Bh5 53. Bd3 Bf7 54. Bc2 a4 55. bxa4 b3 56. Bb1 Kg4 57. a5 Bc4 58. e5 h5 59. Be4 Kg5 60. Ke3 b2 61. Kd4 Ba6 62. Kc3 Bb7 63. Bd3 Kg4 64. Kxb2 Kxg3 65. a6 Bc6 66. e6 h4 67. Bf5 Kf4 68. Bh3 Ke5 69. Kc3 Kd6 70. Kb4 Bf3 71. Kb5 Be2+ 72. Kb6 Bf3 73. Kb5 Be2+ 74. Ka5 Bf3 75. Kb6 Be4 76. a7 Bf3 77. Bf5 Bg2 78. Bg4 Be4 79. Bh3 Bf3 80. Kb5 Bc6+ 81. Kc4 Bh1 82. Kd4 Bc6 83. Ke3 Kc7 84. e7 1-0

[Event "Oberliga NRW 1617"]
[Site "Germany"]
[Date "2016.09.25"]
[Round "1.8"]
[White "Liard, Thibaud"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2161"]
[BlackElo "2145"]
[PlyCount "106"]
[EventDate "2016.09.25"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz II"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 d5 6. Nf3 dxc4 7. 0-0 0-0 8. Qc2 Bxd2 9. Nbxd2 b5 10. a4 c6 11. e4 Na6 12. e5 Nb4 13. Qb1 Nfd5 14. Ne4 Ba6 15. Rd1 Nd3 16. Bf1 N5b4 17. h4 Qd5 18. Ned2 c5 19. axb5 Bxb5 20. dxc5 Qxc5 21. Ne4 Qd5 22. Ned2 Bc6 23. Bg2 Rfd8 24. Nf1 Qc5 25. Ne3 Nd5 26. Nxc4 Nxf2 27. Rd4 Ng4 28. Kh1 f5 29. exf6 Ndxf6 30. Rxa5 Qe7 31. Rxa8 Rxa8 32. Nce5 Nxe5 33. Nxe5 Bxg2+ 34. Kxg2 Qc5 35. Nf3 e5 36. Qf5 Re8 37. Rd2 Qb4 38. Re2 e4 39. Ng5 Qc4 40. Qf1 Ng4 41. Re1 Qd5 42. Qe2 e3+ 43. Qf3 Qd2+ 44. Re2 Qd7 45. Qf4 h6 46. Qc4+ Kh8 47. Nf3 Qf5 48. Qf4 Qd3 49. Nd4 Nf6 50. Re1 Re4 51. Qb8+ Kh7 52. Nf3 Qc2+ 53. Kh3 Qf2 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.05.08"]
[Round "9.6"]
[White "Kamp, Christoph"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2172"]
[BlackElo "2184"]
[PlyCount "81"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Muenster"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. a3 d6 5. d4 exd4 6. Nxd4 Ne5 7. e4 g6 8. Be2 Bg7 9. 0-0 0-0 10. f4 Nc6 11. Nc2 Re8 12. Bf3 Be6 13. Ne3 Na5 14. Qd3 Nb3 15. Rb1 Nd7 16. Na4 Ndc5 17. Nxc5 Nxc5 18. Qc2 Bd7 19. b3 f5 20. exf5 Bd4 21. Kh1 Bxe3 22. Bd5+ Kg7 23. Bb2+ Kh6 24. Qc3 Qe7 25. Rbe1 Qf8 26. Rxe3 Rxe3 27. Qxe3 Bxf5 28. Rf3 g5 29. fxg5+ Kh5 30. g4+ Kxg4 31. Qf4+ Kh5 32. Qxf5 Qxf5 33. Rxf5 Kg4 34. Rf2 Re8 35. Rg2+ Kh3 36. Rg3+ Kh4 37. Bf6 Re1+ 38. Kg2 Re2+ 39. Kf3 Rxh2 40. g6+ Kh5 41. gxh7 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.03.06"]
[Round "7.5"]
[White "Ludwig, Peter"]
[Black "Gruermann, Martin"]
[Result "1/2-1/2"]
[ECO "A79"]
[WhiteElo "2184"]
[BlackElo "2128"]
[PlyCount "133"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 g6 3. e3 Nf6 4. d4 Bg7 5. d5 d6 6. Be2 e6 7. 0-0 exd5 8. cxd5 0-0 9. Nc3 Re8 10. Nd2 b6 11. Nc4 Bb7 12. f3 Na6 13. e4 Nc7 14. a4 Ba6 15. Be3 Qe7 16. Qd2 Nd7 17. Rfe1 Ne5 18. b3 Nxc4 19. bxc4 f5 20. Bd3 fxe4 21. Nxe4 Qf8 22. Rad1 Rad8 23. Bg5 Rd7 24. Re2 h6 25. Bf4 g5 26. Bg3 Bd4+ 27. Kh1 Be5 28. Rde1 Rdd8 29. Nf2 Bxg3 30. hxg3 Rxe2 31. Rxe2 Re8 32. Ng4 Bc8 33. Ne3 Qf6 34. Be4 Bd7 35. Kh2 Re7 36. Qb2 Kg7 37. g4 Qxb2 38. Rxb2 Kf6 39. a5 bxa5 40. Rb7 Bc8 41. Rxa7 Na6 42. Ra8 Rc7 43. Bf5 Bb7 44. Rh8 Ke5 45. Nc2 Re7 46. Rxh6 Nb4 47. Na3 Ba6 48. Kg3 Kd4 49. Rxd6 Bxc4 50. Rd8 Bxd5 51. Be4 a4 52. Nc2+ Ke5 53. Bxd5 Nxc2 54. Be4 Nb4 55. Ra8 Re6 56. Rxa4 Ra6 57. Rxa6 Nxa6 58. Kf2 Kd4 59. g3 c4 60. Bf5 Nb4 61. Ke2 c3 62. f4 c2 63. Kd2 gxf4 64. gxf4 Nd5 65. Bxc2 Nxf4 66. Bb1 Nd5 67. Ba2 1/2-1/2

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.02.14"]
[Round "6.6"]
[White "Ludwig, Peter"]
[Black "Ciornei, Dragos"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2184"]
[BlackElo "2133"]
[PlyCount "108"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Oberhausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d4 Nbd7 8. e4 exd4 9. Nxd4 Re8 10. h3 c6 11. Be3 Nc5 12. Qc2 a5 13. Rfd1 Nfd7 14. Rab1 Qe7 15. b3 Nf6 16. f3 Nfd7 17. Bf2 h5 18. a3 Nf8 19. b4 axb4 20. axb4 Nce6 21. Nde2 Nh7 22. Qd2 Bf8 23. f4 Ng7 24. c5 dxc5 25. Bxc5 Qc7 26. Bd4 Be6 27. Qe3 Bc4 28. Bb6 Qc8 29. Qd4 Be6 30. Kh2 Be7 31. Qf2 f5 32. e5 Nf8 33. Be3 Rd8 34. Rdc1 Rd3 35. Nd4 Ra3 36. Nd1 Ra2 37. Rc2 Rda3 38. Nxe6 Qxe6 39. b5 Rxc2 40. Qxc2 Ra2 41. Rb2 Rxb2 42. Qxb2 h4 43. gxh4 Bxh4 44. bxc6 bxc6 45. Bf3 g5 46. Qg2 gxf4 47. Bxf4 Ng6 48. Bd2 Nxe5 49. Be2 Qd5 50. Qxd5+ cxd5 51. Bc3 Bf6 52. Ne3 d4 53. Bxd4 Nf3+ 54. Bxf3 Bxd4 1/2-1/2

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2016.01.10"]
[Round "5.5"]
[White "Ludwig, Peter"]
[Black "Franke, Johannes"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2184"]
[BlackElo "2257"]
[PlyCount "114"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d4 exd4 8. Nxd4 Nbd7 9. e4 Re8 10. b3 Nc5 11. f3 a5 12. Be3 Nfd7 13. Qd2 Ne5 14. Rab1 a4 15. Rfd1 axb3 16. axb3 Bd7 17. Bg5 f6 18. Be3 Kh8 19. h3 Ra3 20. f4 Nf7 21. b4 Ne6 22. Nc2 Ra8 23. c5 Ba4 24. Nxa4 Rxa4 25. Qe2 Qc8 26. Qb5 Ra6 27. Qc4 Ra8 28. h4 Ned8 29. Qe2 f5 30. exf5 Qxf5 31. g4 Qe6 32. Bd5 Qe7 33. Qf2 c6 34. Bb3 d5 35. Re1 Qd7 36. f5 Re4 37. f6 Qxg4+ 38. Kh2 Bf8 39. Rg1 Qxh4+ 40. Qxh4 Rxh4+ 41. Kg3 Re4 42. Ra1 Rc8 43. Ra7 h5 44. Kf2 Kh7 45. Bd2 Bh6 46. Bc3 Bf4 47. Rga1 Be5 48. Bxe5 Rxe5 49. Ne3 Re4 50. Nxd5 cxd5 51. Bxd5 Rxb4 52. c6 Nxc6 53. Bxf7 Nxa7 54. Rxa7 Rf8 55. Bd5 Rxf6+ 56. Ke3 Rd6 57. Bg2 Ra6 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.12.20"]
[Round "4.6"]
[White "Ludwig, Peter"]
[Black "Schulze, Marc Andre"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2184"]
[BlackElo "2103"]
[PlyCount "118"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Plettenberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nf6 6. 0-0 0-0 7. a3 d5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. d3 Qd6 11. Bf4 e5 12. Be3 b6 13. b4 cxb4 14. axb4 Bb7 15. b5 Ne7 16. Ra4 f5 17. Bd2 Qd7 18. Bb4 Bf6 19. Bxe7 Qxe7 20. Qb3+ Qf7 21. Qxf7+ Rxf7 22. Rc1 Rd7 23. Ne1 Bxg2 24. Nxg2 Rd5 25. Rb1 Bg5 26. f4 exf4 27. gxf4 Be7 28. Kf2 a5 29. Kf3 Bc5 30. Rb3 Rad8 31. Ne1 Rd4 32. Rxd4 Rxd4 33. Nc2 Rd8 34. e3 Bf8 35. Rc3 Rd5 36. Nd4 Rd8 37. Rc7 Ra8 38. Rc2 a4 39. Nc6 a3 40. Ra2 Ra4 41. Ke2 h6 42. Kd2 g5 43. fxg5 Rh4 44. Kc3 hxg5 45. Rg2 g4 46. Nd4 Bg7 47. Kb3 Bxd4 48. exd4 f4 49. Kxa3 f3 50. Ra2 Rxh2 51. Rxh2 g3 52. Rh3 g2 53. Rg3+ Kh7 54. Rxf3 g1Q 55. Rf7+ Kg8 56. Rd7 Qb1 57. Rd5 Kf7 58. Rf5+ Ke6 59. Re5+ Kd6 0-1

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.11.22"]
[Round "3.5"]
[White "Ludwig, Peter"]
[Black "Huhndorf, Arnold"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2184"]
[BlackElo "2220"]
[PlyCount "77"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wuerselen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 Nc6 6. 0-0 d5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. d3 Qb5 10. Rb1 Be6 11. b3 a5 12. Bb2 Bxb2 13. Rxb2 a4 14. Qd2 axb3 15. axb3 Ra3 16. b4 Rfa8 17. Ng5 Nd8 18. Rc1 Ra1 19. h4 c6 20. Kh2 Rxc1 21. Qxc1 Bd5 22. e4 Be6 23. d4 Qc4 24. Qe3 Ra1 25. d5 Bd7 26. Qb6 Ra8 27. Qc7 Bg4 28. Qxe7 h6 29. Nh3 Qc3 30. Rb1 Bf3 31. Nf4 Bxg2 32. Kxg2 cxd5 33. exd5 b5 34. Re1 Kg7 35. Re3 Qf6 36. Qd7 Rb8 37. Re8 Kh7 38. d6 Ra8 39. Qe7 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.10.25"]
[Round "2.5"]
[White "Marcziter, Dmitrii"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2226"]
[BlackElo "2184"]
[PlyCount "81"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Aachen Aufwaerts II"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. a3 Be7 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 c6 9. b3 Re8 10. Bb2 Bd6 11. Ne5 c5 12. Qc2 cxd4 13. exd4 h6 14. f4 b6 15. Rae1 Bb7 16. Kh1 Rc8 17. Qd1 Qe7 18. f5 Bxa3 19. fxe6 fxe6 20. Bxa3 Qxa3 21. Nxd7 Nxd7 22. Qh5 Rf8 23. Qg6 Nf6 24. cxd5 Bxd5 25. Nc4 Qa2 26. Ne5 Rc3 27. Ra1 Qxg2+ 28. Qxg2 Bxg2+ 29. Kxg2 Rxb3 30. Rxa7 Rb4 31. Nc6 Rb2+ 32. Kg1 Rd2 33. Ne7+ Kh8 34. Ng6+ Kg8 35. Nxf8 Kxf8 36. Bc4 Rxd4 37. Bxe6 Rd6 38. Ba2 h5 39. Rc1 Ne8 40. Rf7+ Kg8 41. Rd7+ 1-0

[Event "Oberliga NRW 1516"]
[Site "Germany"]
[Date "2015.09.27"]
[Round "1.6"]
[White "Ludwig, Peter"]
[Black "Wagenknecht, Uwe"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2184"]
[BlackElo "2161"]
[PlyCount "123"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Koeln Porz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. 0-0 Bd7 7. a3 Rb8 8. Rb1 Qa5 9. d3 Nf6 10. Bd2 0-0 11. h3 Qd8 12. b4 b6 13. Ne1 e6 14. Nc2 Ne8 15. e3 Nc7 16. Qe2 Ne7 17. d4 cxd4 18. Nxd4 e5 19. Nb3 Be6 20. Rfd1 Qd7 21. Kh2 d5 22. Be1 d4 23. Ne4 Rfd8 24. exd4 exd4 25. Bc3 d3 26. Qb2 Bxc3 27. Qxc3 Ne8 28. Rd2 Rbc8 29. c5 Nf5 30. Rbd1 Qa4 31. Rxd3 Rxd3 32. Rxd3 Qxa3 33. Nf6+ Nxf6 34. Qxf6 Qxb4 35. cxb6 Qxb6 36. g4 Qc7+ 37. Kg1 Qe7 38. Qb2 Nh4 39. Nd4 Nxg2 40. Nxe6 Qxe6 41. Kxg2 Qe4+ 42. Rf3 Qd5 43. Kg3 a5 44. Rb3 Qd6+ 45. Kg2 Qc6+ 46. Kg3 Qc1 47. Qxc1 Rxc1 48. Rb8+ Kg7 49. Ra8 Rc3+ 50. f3 Rc5 51. Ra6 h5 52. h4 hxg4 53. fxg4 Rc3+ 54. Kf4 Rc4+ 55. Kg3 Ra4 56. h5 gxh5 57. gxh5 f5 58. Kf3 Kh7 59. Ke3 Re4+ 60. Kf3 Ra4 61. Ke3 Re4+ 62. Kf3 1/2-1/2

[Event "Biel MTO op 48th"]
[Site "Biel"]
[Date "2015.07.27"]
[Round "7"]
[White "Lampert, Jonas"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2448"]
[BlackElo "2228"]
[PlyCount "19"]
[EventDate "2015.07.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Nc6 6. e3 h5 7. h4 e5 8. d5 Nb8 9. Nc3 d6 10. Qa4+ 1-0

[Event "Biel MTO op 48th"]
[Site "Biel"]
[Date "2015.07.20"]
[Round "1"]
[White "Yilmaz, Mustafa"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2582"]
[BlackElo "2228"]
[PlyCount "47"]
[EventDate "2015.07.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. Qa4+ Nc6 6. e3 0-0 7. Be2 a6 8. 0-0 Re8 9. Ne5 Nxe5 10. Qxb4 Nxc4 11. Nxc4 dxc4 12. Qxc4 b5 13. Qc2 Bb7 14. Bd2 e5 15. dxe5 Rxe5 16. f3 Qd6 17. Rad1 Rh5 18. g3 c5 19. e4 Qe6 20. Bf4 g5 21. g4 gxf4 22. gxh5 Nxh5 23. Qxc5 Qh3 24. Qg5+ 1-0

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2015.04.26"]
[Round "9.4"]
[White "Ludwig, Peter"]
[Black "Klip, Hans"]
[Result "1/2-1/2"]
[ECO "A81"]
[WhiteElo "2177"]
[BlackElo "2316"]
[PlyCount "86"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Plettenberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 Bg7 5. Nc3 Nc6 6. Bg5 d6 7. d5 Ne5 8. Nf4 c6 9. Nd3 Nxd3+ 10. Qxd3 Bd7 11. 0-0 Rc8 12. Rfe1 h6 13. Bxf6 Bxf6 14. dxc6 bxc6 15. e4 0-0 16. f4 Qb6+ 17. Kh1 Rcd8 18. e5 dxe5 19. Qc4+ Kh7 20. fxe5 Bg7 21. Rab1 Qb8 22. Qc5 Be6 23. Qxc6 Bc8 24. Qc5 Rd2 25. Qxe7 Rxc2 26. Nd5 Bb7 27. Nf6+ Rxf6 28. Qxb7 Qxb7 29. Bxb7 Re6 30. Bd5 Rxe5 31. Rxe5 Bxe5 32. Re1 Bd4 33. Re7+ Kh8 34. b4 g5 35. Re1 Rb2 36. Bb3 f4 37. gxf4 gxf4 38. Rc1 Be3 39. Rc2 Rb1+ 40. Kg2 Kg7 41. Kf3 h5 42. Rg2+ Kf6 43. Rg6+ Kxg6 1/2-1/2

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2015.03.22"]
[Round "8.5"]
[White "Ludwig, Peter"]
[Black "Schoorl, Rob"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2177"]
[BlackElo "2293"]
[PlyCount "92"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. c4 0-0 6. Nc3 d6 7. Rb1 e5 8. d3 Nc6 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. b4 Ne7 13. Nd2 c6 14. Nxe7+ Qxe7 15. b5 c5 16. a4 g5 17. a5 Rb8 18. e3 e4 19. dxe4 f4 20. exf4 gxf4 21. Rb3 Be6 22. Qh5 Qg5 23. Qxg5 hxg5 24. gxf4 Rxf4 25. Rg3 g4 26. h3 Rbf8 27. f3 Bd4+ 28. Kh1 Be3 29. Rd1 Bf2 30. Rxg4+ Bxg4 31. fxg4 Bd4 32. e5 Bxe5 33. Ne4 Kh8 34. Nxd6 Bxd6 35. Rxd6 Rxc4 36. Bxb7 Rf2 37. Rd1 Rb4 38. Bc6 c4 39. Kg1 Ra2 40. b6 axb6 41. axb6 c3 42. b7 c2 43. Rc1 Rb1 44. Kf2 Rab2 45. b8Q+ Rxb8 46. Rxc2 R1b2 1/2-1/2

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2015.03.01"]
[Round "7.4"]
[White "Ludwig, Peter"]
[Black "Plukkel, Sjoerd"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2177"]
[BlackElo "2298"]
[PlyCount "73"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Duesseldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 b5 2. a4 b4 3. g3 Bb7 4. Bg2 e6 5. 0-0 Nf6 6. d3 Be7 7. e4 d6 8. Nbd2 a5 9. Re1 0-0 10. Qe2 Nbd7 11. b3 Re8 12. Bb2 e5 13. Nc4 Bf8 14. Nfd2 c6 15. d4 exd4 16. Bxd4 d5 17. Ne3 dxe4 18. Rad1 Qc7 19. Ng4 Nd5 20. Nh6+ Kh8 21. Nxf7+ Kg8 22. Ng5 c5 23. Bxe4 N7f6 24. Bxf6 gxf6 25. Qh5 fxg5 26. Bxd5+ Bxd5 27. Rxe8 Rxe8 28. Qxe8 Bc6 29. Qe6+ Kg7 30. Ne4 Be7 31. Nd6 Bf6 32. Ne8+ Bxe8 33. Qxe8 Bd4 34. Re1 Bf6 35. Re6 Qb7 36. Rc6 Bd4 37. Rd6 1-0

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2015.02.08"]
[Round "6.5"]
[White "Ludwig, Peter"]
[Black "Maslak, Sulejman"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2177"]
[BlackElo "2273"]
[PlyCount "120"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Duisburg PSV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 c6 3. g3 dxc4 4. Bg2 b5 5. 0-0 Bb7 6. a4 a6 7. b3 cxb3 8. Qxb3 e6 9. d4 Nf6 10. Rd1 Be7 11. Ne5 Nd5 12. e4 Nf6 13. Nc3 Qc8 14. Ba3 Bxa3 15. Qxa3 Nbd7 16. Nd3 Qd8 17. d5 cxd5 18. exd5 Qb6 19. dxe6 fxe6 20. Bxb7 Qxb7 21. axb5 a5 22. Re1 Kf7 23. Nf4 Rhe8 24. Rad1 g5 25. Nd3 e5 26. Re2 Rac8 27. Qxa5 e4 28. Ne1 Ne5 29. Qa2+ Kg7 30. Nd5 Nxd5 31. Rxd5 Nf3+ 32. Kg2 g4 33. Nc2 Rxc2 34. Rxc2 Ne1+ 35. Kg1 Nxc2 36. Qb2+ Kg6 37. Rd6+ Kf7 38. Qxc2 Qxb5 39. Qa2+ Kg7 40. Rd5 Qc6 41. Rg5+ Kh6 42. Rxg4 e3 43. Qa7 exf2+ 44. Qxf2 Qd6 45. Rh4+ Kg7 46. Rg4+ Kh6 47. Rd4 Qe5 48. Qd2+ Qe3+ 49. Qxe3+ Rxe3 50. Kf2 Ra3 51. h3 Kg6 52. Rd6+ Kg5 53. Rd5+ Kg6 54. Kg2 h5 55. Rd6+ Kg7 56. Re6 Rb3 57. Re2 Kg6 58. Rf2 Ra3 59. Re2 Rb3 60. Kf2 h4 1/2-1/2

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2015.01.11"]
[Round "5.5"]
[White "Schaffarczyk, Andre"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2115"]
[BlackElo "2177"]
[PlyCount "40"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Lieme"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nc3 d5 3. Bf4 Nf6 4. e3 Bb4 5. Bd3 Nbd7 6. Nf3 c5 7. dxc5 Nxc5 8. Bb5+ Bd7 9. Qd4 Qa5 10. Bxd7+ Ncxd7 11. 0-0 Bxc3 12. bxc3 Rc8 13. Bd6 Rc4 14. Qd1 Qxc3 15. Rb1 Ne4 16. Bf4 b6 17. Nd4 0-0 18. Nb5 Qxc2 19. Qg4 Ndf6 20. Qh4 Qa4 0-1

[Event "Zuerich op-A 38th"]
[Site "Zuerich"]
[Date "2014.12.27"]
[Round "3"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2654"]
[BlackElo "2189"]
[PlyCount "59"]
[EventDate "2014.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 Be7 6. b3 0-0 7. Bb2 c5 8. e3 Nc6 9. Qe2 d5 10. Rd1 Qc7 11. Nc3 Rad8 12. Rac1 Qb8 13. d4 cxd4 14. exd4 dxc4 15. bxc4 Rfe8 16. Rc2 Bb4 17. a3 Bf8 18. Na2 Qa8 19. Nc1 Na5 20. Nd3 Be4 21. Rc3 Nc6 22. Rcc1 Nxd4 23. Bxd4 Rxd4 24. Nxd4 Bxg2 25. f3 Bh3 26. Nf2 e5 27. Nb5 Bc5 28. Nc7 Qc6 29. Nxe8 Ng4 30. Rd2 1-0

[Event "Zuerich op-A 38th"]
[Site "Zuerich"]
[Date "2014.12.27"]
[Round "2"]
[White "Ludwig, Peter"]
[Black "Moor, Olivier"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2189"]
[BlackElo "2366"]
[PlyCount "107"]
[EventDate "2014.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nc3 d6 6. 0-0 e6 7. d3 Nge7 8. Bd2 0-0 9. a3 b6 10. Rb1 Bb7 11. b4 Qd7 12. Qc1 Nd4 13. Nxd4 cxd4 14. Ne4 d5 15. cxd5 Nxd5 16. Bh6 Rac8 17. Qd2 Bxh6 18. Qxh6 f5 19. Ng5 Nc3 20. Rbe1 Bxg2 21. Kxg2 Rfe8 22. e4 dxe3 23. Rxe3 Nd5 24. Re2 Nf6 25. Rfe1 Qd5+ 26. Kh3 e5 27. f4 e4 28. Nxh7 Nxh7 29. Qxg6+ Kh8 30. dxe4 fxe4 31. Rxe4 Qd7+ 32. f5 Rg8 33. Qh5 Rcf8 34. g4 Qf7 35. Qh4 Qf6 36. Re7 Qxh4+ 37. Kxh4 Ng5 38. R1e3 Rf6 39. Kg3 Nf7 40. Kf4 Nd6 41. Rxa7 Rc8 42. Kg5 Rff8 43. Ree7 Ne8 44. Rh7+ Kg8 45. Rh6 b5 46. Rg6+ Kh8 47. Rh6+ Kg8 48. Rb6 Rc4 49. Rxb5 Nf6 50. h3 Ne4+ 51. Kh4 Nd6 52. Rb6 Nxf5+ 53. Kg5 Ng7 54. Kh6 1-0

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2014.12.14"]
[Round "4.4"]
[White "Buckels, Valentin"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2141"]
[BlackElo "2177"]
[PlyCount "100"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 d5 6. a3 Be7 7. Nf4 c6 8. cxd5 exd5 9. Bd3 Nbd7 10. 0-0 Bd6 11. Qf3 Re8 12. b4 a6 13. Bd2 Nf8 14. h3 Qe7 15. Rac1 Ng6 16. Nxg6 hxg6 17. Na4 Ne4 18. Bxe4 dxe4 19. Qe2 Bc7 20. f4 exf3 21. Qxf3 Bf5 22. Nc5 Qd6 23. e4 Qxd4+ 24. Be3 Qe5 25. exf5 Qxe3+ 26. Qxe3 Rxe3 27. fxg6 fxg6 28. Nxb7 Rxa3 29. Rxc6 Be5 30. Rxg6 Rb8 31. Na5 Rxb4 32. Nc6 Bd4+ 33. Kh1 Rb6 34. Ne7+ Kh7 35. Rg4 Ra1 36. Rxa1 Bxa1 37. Rh4+ Rh6 38. Ra4 Be5 39. Nf5 Rf6 40. g4 g6 41. Ne7 Rd6 42. Ra5 Bc3 43. Rc5 Rd3 44. Nd5 Bd4 45. Ra5 Rxh3+ 46. Kg2 Rb3 47. Rxa6 Kh6 48. Nf4 Bb6 49. Nd5 Bd4 50. Nf4 Bb6 1/2-1/2

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2014.11.16"]
[Round "3.5"]
[White "Andok, Claus Michael"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2100"]
[BlackElo "2177"]
[PlyCount "73"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Wuerselen"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. g3 c5 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 Nc6 6. 0-0 0-0 7. d3 a6 8. Bf4 d6 9. Qc1 Re8 10. Bh6 Bh8 11. h3 Rb8 12. a4 Bd7 13. Kh2 Na5 14. Qg5 b5 15. axb5 axb5 16. cxb5 Nb3 17. Ra3 Nd4 18. e4 Nxb5 19. Nxb5 Rxb5 20. e5 dxe5 21. Nxe5 Rxb2 22. Nc4 Rb8 23. Qxc5 Qc8 24. Qxc8 Rexc8 25. Bf4 Rb5 26. Ra7 Rb3 27. Rd1 Be6 28. Rxe7 Nd5 29. Bxd5 Bxd5 30. Nd6 Ra8 31. Rde1 Bf6 32. Re8+ Rxe8 33. Nxe8 Bc3 34. Rc1 h5 35. Rxc3 Rxc3 36. Nf6+ Kf8 37. Bh6+ 1-0

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2014.10.05"]
[Round "2.5"]
[White "Ludwig, Peter"]
[Black "Stillger, Bernhard"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2177"]
[BlackElo "2193"]
[PlyCount "174"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Dinslaken"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 e6 7. d3 Nge7 8. Bg5 h6 9. Bd2 b6 10. a3 Bb7 11. Rb1 Qd7 12. b4 0-0 13. Qc1 g5 14. h4 f6 15. Bh3 Ng6 16. hxg5 fxg5 17. Nh2 Nd4 18. f4 gxf4 19. gxf4 Nh4 20. Qe1 Nhf5 21. e4 Nc2 22. Qc1 Bd4+ 23. Kh1 Ng3+ 24. Kg2 Nxf1 25. Nxf1 Bxc3 26. Bxc3 Nd4 27. Ng3 Qf7 28. Bxd4 cxd4 29. f5 exf5 30. Nxf5 Qh5 31. Qf4 Qg5+ 32. Qxg5+ hxg5 33. Nxd6 Bc6 34. b5 Be8 35. Be6+ Kg7 36. Bd5 Rd8 37. Nf5+ Kf6 38. Nxd4 Bd7 39. Rh1 Rh8 40. Rf1+ Ke5 41. Nf3+ Kf4 42. Ng1+ Ke3 43. Rf3+ Kd2 44. d4 g4 45. Rf7 Ke3 46. e5 Kxd4 47. e6 Bxb5 48. Rf4+ Kc5 49. Kg3 Bc6 50. Bxc6 Kxc6 51. Ne2 Kc5 52. Re4 Rd3+ 53. Kxg4 Rxa3 54. Nf4 Rc3 55. e7 Re8 56. Kf5 Rxc4 57. Re5+ Kd6 58. Re6+ Kd7 59. Ng6 Rc1 60. Nf8+ Kc8 61. Kf6 Rf1+ 62. Kg7 Kc7 63. Re2 Kd6 64. Ng6 a5 65. Rd2+ Kc7 66. Rc2+ Kb7 67. Rd2 Kc7 68. Rc2+ Kd6 69. Rd2+ Kc5 70. Rd8 Rxe7+ 71. Nxe7 a4 72. Rc8+ Kb5 73. Nd5 a3 74. Ra8 Rf3 75. Kg6 Kc5 76. Nxb6 Kxb6 77. Kg5 Kb5 78. Kg4 Rd3 79. Kf4 Kb4 80. Ke4 Rh3 81. Kd4 Kb3 82. Rb8+ Kc2 83. Rc8+ Kb2 84. Rg8 a2 85. Rg2+ Kb3 86. Rg1 Rh4+ 87. Kc5 Ra4 0-1

[Event "Oberliga NRW 1415"]
[Site "Germany"]
[Date "2014.09.14"]
[Round "1.3"]
[White "Ludwig, Peter"]
[Black "Peschlow, Patrick"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2177"]
[BlackElo "2324"]
[PlyCount "80"]
[EventDate "2014.09.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Koeln Porz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nc6 8. Nxd5 Qxd5 9. d3 Qb5 10. Rb1 Be6 11. b3 Nb4 12. Qd2 c5 13. Bb2 Rac8 14. a3 Nc6 15. Bxg7 Kxg7 16. Ng5 Bf5 17. Rfc1 b6 18. h4 f6 19. Ne4 Rfd8 20. Qb2 e5 21. Nc3 Qa6 22. b4 Nd4 23. b5 Qa5 24. e3 Bxd3 25. exd4 cxd4 26. Nd5 Bxb1 27. Rxb1 Rc5 28. Qb3 Rd7 29. a4 Qd2 30. Nb4 d3 31. Qe6 Rc1+ 32. Kh2 Rxb1 33. Qxd7+ Kh6 34. Nd5 Qxf2 35. Ne7 Qa2 36. Qe8 Rb2 37. Ng8+ Kg7 38. Nxf6 Rxg2+ 39. Kh3 Rh2+ 40. Kg4 Qe2+ 0-1

[Event "Biel MTO op 47th"]
[Site "Biel"]
[Date "2014.07.24"]
[Round "10"]
[White "Antoli Royo, Joaquin Miguel"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2443"]
[BlackElo "2249"]
[PlyCount "45"]
[EventDate "2014.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bd3 cxd4 6. 0-0 Nge7 7. Bf4 Qb6 8. Nbd2 Ng6 9. Bg3 Bd7 10. h4 Nb4 11. Be2 Rc8 12. Nb3 Rxc2 13. a3 Rxe2 14. Qxe2 Bb5 15. Qd1 Bxf1 16. axb4 Bc4 17. Nbxd4 Bxb4 18. Qa4+ Ke7 19. h5 Bc5 20. hxg6 Bxd4 21. Nxd4 Qxd4 22. Qb4+ Ke8 23. Qxb7 1-0

[Event "Biel MTO op 47th"]
[Site "Biel"]
[Date "2014.07.23"]
[Round "9"]
[White "Ludwig, Peter"]
[Black "Raetsky, Alexander"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2249"]
[BlackElo "2431"]
[PlyCount "70"]
[EventDate "2014.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 g6 4. g3 Bg7 5. d3 e5 6. Bg2 Ne7 7. 0-0 0-0 8. a4 c5 9. bxc5 Na6 10. Ba3 Nc6 11. Nbd2 f5 12. Nb3 Re8 13. Nfd2 Be6 14. Rb1 Rc8 15. Re1 Bf8 16. Qc1 Bf7 17. Nf1 e4 18. dxe4 fxe4 19. e3 Nab4 20. Rd1 Nd3 21. Qc2 dxe3 22. Nxe3 Bg7 23. Bxe4 Rxe4 24. Rxd3 Qe8 25. Rbd1 Ne5 26. Rd8 Rxd8 27. Rxd8 Qxd8 28. Qxe4 Nxc4 29. Qxb7 Nxe3 30. fxe3 Qd1+ 31. Kf2 Qxb3 32. Qxb3 Bxb3 33. a5 a6 34. Bb4 Kf7 35. e4 Bd4+ 0-1

[Event "Biel MTO op 47th"]
[Site "Biel"]
[Date "2014.07.19"]
[Round "6"]
[White "Benkovic, Petar"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2434"]
[BlackElo "2249"]
[PlyCount "87"]
[EventDate "2014.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. d4 0-0 7. Re1 Na6 8. Nc3 Ne4 9. Bd2 c5 10. Rc1 f5 11. a3 Rc8 12. Nb5 Ra8 13. Qc2 Nxd2 14. Qxd2 Nc7 15. Nc3 d5 16. cxd5 exd5 17. dxc5 bxc5 18. Red1 d4 19. Na4 Ne6 20. Nxd4 cxd4 21. Bxb7 Rb8 22. Bc6 f4 23. Qd3 fxg3 24. hxg3 Bg5 25. Rc4 Qf6 26. Qf3 Qh6 27. Qe4 Kh8 28. Bd5 Rbe8 29. Rc6 Rf6 30. Rxe6 Rfxe6 31. Bxe6 Qxe6 32. Qxe6 Rxe6 33. Kf1 Bf6 34. Rc1 Kg8 35. Ke1 Kf7 36. Rc5 Ra6 37. Rc7+ Kg6 38. Nc5 Rb6 39. b4 a5 40. bxa5 Rb1+ 41. Kd2 Ra1 42. a4 Bd8 43. Rc6+ Kf5 44. a6 1-0

[Event "Biel MTO op 47th"]
[Site "Biel"]
[Date "2014.07.14"]
[Round "1"]
[White "Ludwig, Peter"]
[Black "Bartel, Mateusz"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2249"]
[BlackElo "2644"]
[PlyCount "86"]
[EventDate "2014.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. Bg2 b5 5. b3 Bb7 6. Bb2 c5 7. 0-0 Qb6 8. Nc3 Nc6 9. e3 Be7 10. Qe2 b4 11. Na4 Qc7 12. d4 d6 13. Rad1 0-0 14. dxc5 dxc5 15. Rd3 Rad8 16. Rfd1 h6 17. Rxd8 Rxd8 18. Rxd8+ Nxd8 19. Ne5 Bd6 20. Ng4 Nd7 21. f4 e5 22. f5 Bc8 23. Bd5 h5 24. Nf2 Nf6 25. e4 Bd7 26. Bc1 Nxd5 27. cxd5 c4 28. Bg5 f6 29. Be3 Bxa4 30. bxa4 Nf7 31. Qxh5 Bc5 32. Qe2 Nd6 33. Kg2 Bd4 34. Kf3 Qa5 35. Qc2 Bxe3 36. Kxe3 Qb6+ 37. Kf3 b3 38. Qb1 Qb4 39. Nd1 Nxe4 40. Qxe4 bxa2 41. d6 a1Q 42. Qd5+ Kh7 43. d7 Qb3+ 0-1

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2014.04.27"]
[Round "9.7"]
[White "Ludwig, Peter"]
[Black "De Weerd, Warner"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2158"]
[BlackElo "2162"]
[PlyCount "56"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Wattenscheid II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d6 2. c4 e5 3. Nc3 f5 4. d4 e4 5. Nd2 Nf6 6. e3 c6 7. Be2 Na6 8. 0-0 Nc7 9. d5 c5 10. f3 exf3 11. Nxf3 Be7 12. Bd3 0-0 13. Qc2 b5 14. cxb5 Kh8 15. Bc4 Bb7 16. e4 fxe4 17. Ng5 Nfxd5 18. Rxf8+ Qxf8 19. Nxd5 Nxd5 20. Qxe4 Bxg5 21. Bxg5 Re8 22. Qh4 Qf5 23. Rf1 Qg6 24. Qf2 h6 25. Bc1 Nf6 26. Bb3 Be4 27. Bf4 d5 28. Qxc5 Qxg2# 0-1

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2014.04.06"]
[Round "8.8"]
[White "Ludwig, Peter"]
[Black "Eggenstein, Frank"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2158"]
[BlackElo "1921"]
[PlyCount "97"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Erkenschwick"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 e5 6. 0-0 0-0 7. Rb1 Nc6 8. b4 h6 9. d3 Ne7 10. e4 Nd7 11. d4 exd4 12. Nxd4 Ne5 13. c5 N5c6 14. cxd6 Nxd4 15. dxe7 Qxe7 16. Nd5 Qd8 17. Be3 Ne6 18. b5 c6 19. bxc6 bxc6 20. Nb4 Bb7 21. Qa4 c5 22. Rfd1 Nd4 23. Nc2 Bc6 24. Qc4 Rc8 25. Nxd4 cxd4 26. Qa6 Qd7 27. f4 Rfd8 28. Bf2 Ba4 29. Rd2 Bc2 30. Rb7 Qe8 31. e5 d3 32. Be4 Bf8 33. Bxa7 Ra8 34. Qb6 Ba3 35. Rc7 Qf8 36. Bxg6 Bc1 37. Rf2 Ba4 38. Bxf7+ Qxf7 39. Rxf7 Kxf7 40. Qf6+ Kg8 41. Qg6+ Kh8 42. Qxh6+ Kg8 43. Qg6+ Kh8 44. Bc5 Be8 45. Qf6+ Kg8 46. Bf8 Rd7 47. e6 Rh7 48. Bb4 Be3 49. Qf8# 1-0

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2014.03.09"]
[Round "7.7"]
[White "Rietman, Frits"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2259"]
[BlackElo "2158"]
[PlyCount "73"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Emsdetten Turm II"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Bd3 Nc6 8. 0-0 0-0 9. Qe2 Nb4 10. Bc4 Qc6 11. Bb3 b5 12. Ne5 Qc7 13. Ndf3 a5 14. a4 bxa4 15. Rxa4 Ba6 16. Bc4 Rfc8 17. Bxa6 Nxa6 18. Ng5 Rf8 19. Ng4 Be7 20. Qd3 Rfd8 21. Nxf6+ Bxf6 22. Qxh7+ Kf8 23. Qh8+ Ke7 24. Qh5 g6 25. Qf3 Nb4 26. Ne4 Qe5 27. Nxf6 Qxf6 28. Qb7+ Kf8 29. Rxa5 Rab8 30. Qc7 Rbc8 31. Qg3 Rd7 32. c3 Nd5 33. Bg5 Qf5 34. Qh4 f6 35. Qh8+ Ke7 36. Qxc8 Qxg5 37. c4 1-0

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2014.02.02"]
[Round "6.5"]
[White "Ludwig, Peter"]
[Black "Gupta, Milon"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2158"]
[BlackElo "2236"]
[PlyCount "111"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Solingen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 Bg7 7. Bg2 c5 8. d3 Nc6 9. 0-0 0-0 10. Be3 Bxb2 11. Rb1 Bf6 12. Qa4 Bd7 13. Rxb7 Ne5 14. Qb3 Bc6 15. Qxd5 Bxd5 16. Nxe5 Bxb7 17. Bxb7 Rab8 18. Nd7 Rxb7 19. Nxf8 Kxf8 20. Rc1 Rb2 21. a3 Bd4 22. Bh6+ Bg7 23. Be3 Bd4 24. Bh6+ Bg7 25. Bxg7+ Kxg7 26. Rxc5 Rxe2 27. Ra5 Rd2 28. Rxa7 Rxd3 29. h4 h5 30. Kf1 e5 31. Ke2 e4 32. Ra6 Kf8 33. Ra7 Kg7 34. Ra6 Kf8 35. a4 Kg7 36. Rb6 Ra3 37. Rb4 f5 38. Rb7+ Kf6 39. Rb6+ Kf7 40. Ra6 Rd3 41. a5 Kg7 42. Rb6 Ra3 43. a6 Kh6 44. Re6 Kg7 45. Kd2 Rf3 46. Ke2 Ra3 47. Rc6 Kh6 48. Kd2 Rf3 49. Ke2 Ra3 50. Rd6 Ra5 51. Ke3 Ra4 52. Rc6 Ra2 53. Kd4 Rxf2 54. Kc5 Kg7 55. a7 Ra2 56. Kb6 1-0

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2014.01.12"]
[Round "5.8"]
[White "Ludwig, Peter"]
[Black "Kammers, Heribert"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2158"]
[BlackElo "2097"]
[PlyCount "127"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Muenster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 c5 7. Bb2 Nc6 8. e3 d4 9. exd4 cxd4 10. d3 e5 11. Re1 Nd7 12. Na3 f6 13. Nc2 Nc5 14. b4 Na4 15. Rb1 Nxb2 16. Rxb2 Rb8 17. Nd2 Bf5 18. b5 Na5 19. Qf3 Bg6 20. Nb4 Bxb4 21. Rxb4 b6 22. Nb3 Rc8 23. Nxa5 bxa5 24. Ra4 Qb6 25. Qe2 a6 26. Rb1 Rc5 27. Qd2 axb5 28. Rxa5 Be8 29. Bd5+ Kh8 30. Qb4 Bd7 31. a4 Rfc8 32. axb5 Bf5 33. Ra6 Qd8 34. Qb3 h5 35. Bf3 e4 36. dxe4 Bg4 37. Bxg4 hxg4 38. b6 d3 39. b7 Rb8 40. Rd1 d2 41. Qb4 Rc7 42. Rxd2 Qe8 43. c5 Rcxb7 44. Rb6 Rxb6 45. cxb6 Qc6 46. Rd6 Qb7 47. Qd4 Kh7 48. Qd3 Ra8 49. e5+ Kh6 50. Qd1 Kg5 51. exf6 gxf6 52. Qd2+ Kg6 53. Qd3+ Kg5 54. Qd2+ Kg6 55. Qd3+ Kg5 56. Qd5+ Qxd5 57. Rxd5+ f5 58. Rb5 Rb8 59. b7 Kf6 60. Kf1 Ke6 61. Ke2 Kf6 62. Ke3 Kg5 63. Kd4 Kf6 64. Kc5 1-0

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2013.12.08"]
[Round "4.8"]
[White "Stillger, Bernhard"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2195"]
[BlackElo "2158"]
[PlyCount "110"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Dinslaken"]
[BlackTeam "Koeln SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 0-0 8. Bd3 f5 9. exf6 Rxf6 10. Bg5 Rf7 11. Qh5 g6 12. Qd1 Qa5 13. Bd2 Nbc6 14. Nf3 c4 15. Be2 Bd7 16. 0-0 Nf5 17. Ng5 Rff8 18. f4 Nd6 19. Bg4 Rae8 20. Re1 Rf6 21. Re2 h6 22. Nh3 Ne4 23. Qe1 Ne7 24. Nf2 Nxf2 25. Qxf2 Nf5 26. Bxf5 exf5 27. Rxe8+ Bxe8 28. Re1 Qd8 29. Re5 Ba4 30. Be1 Rb6 31. h3 Rb2 32. Re2 Kf7 33. g4 Qf6 34. Qg2 Bc6 35. Bg3 fxg4 36. hxg4 h5 37. gxh5 gxh5 38. f5 Qg5 39. Be5 Rb1+ 40. Kf2 Qxf5+ 41. Ke3 Qe4+ 42. Qxe4 dxe4 43. Rf2+ Kg6 44. Rg2+ Kf5 45. Rf2+ Kg4 46. Rg2+ Kh3 47. Rh2+ Kg4 48. Rg2+ Kf5 49. Rf2+ Kg6 50. Rg2+ Kh7 51. Rg5 Re1+ 52. Kd2 Rh1 53. Bf4 Rh4 54. Ke3 Rh3+ 55. Kd2 Rh4 1/2-1/2

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2013.11.17"]
[Round "3.8"]
[White "Ludwig, Peter"]
[Black "Pauly, Carlo"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2158"]
[BlackElo "2100"]
[PlyCount "114"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Koeln Porz II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 b6 3. g3 Bb7 4. Bg2 Nf6 5. Nc3 e6 6. 0-0 Be7 7. d4 cxd4 8. Qxd4 0-0 9. e4 d6 10. b3 Nbd7 11. Qe3 Qc8 12. Bb2 Nc5 13. Nd4 g6 14. Rad1 e5 15. Nc2 a6 16. Nb4 b5 17. cxb5 axb5 18. Rd2 Na6 19. Nxa6 Bxa6 20. Rc1 Qb7 21. b4 Rac8 22. Bh3 Rc4 23. Bf1 Rc7 24. Nd5 Nxd5 25. Rxd5 Rfc8 26. Rxc7 Rxc7 27. Bd3 Qc8 28. Qe2 Bb7 29. Rxb5 Ba6 30. Rd5 Bxd3 31. Rxd3 Rc2 32. Rd2 Rxd2 33. Qxd2 Qc4 34. a4 Qxe4 35. Qc3 h5 36. h4 g5 37. hxg5 Bxg5 38. a5 h4 39. a6 Qb1+ 40. Kh2 Qf1 41. Qf3 Qxa6 42. Qg4 hxg3+ 43. Qxg3 f6 44. Bc1 Qb6 45. Bxg5 fxg5 46. Qxg5+ Kf7 47. Qh5+ Ke6 48. Qg4+ Kd5 49. f3 Qe3 50. Kg3 Qe1+ 51. Kg2 Qd2+ 52. Kh3 Qh6+ 53. Kg3 Kc6 54. Qc4+ Kb6 55. Kg4 Qg6+ 56. Kh4 Qf6+ 57. Kg4 Qg6+ 1/2-1/2

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.11.02"]
[Round "9"]
[White "Ludwig, Peter"]
[Black "Morawietz, Dieter"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2243"]
[BlackElo "2392"]
[PlyCount "50"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. Nc3 d6 7. d3 a6 8. Rb1 Nh5 9. Bd2 f5 10. Qc1 e5 11. Bh6 Nd7 12. Bxg7 Kxg7 13. b4 Qe7 14. Nd2 Ndf6 15. a4 Be6 16. b5 axb5 17. axb5 c5 18. Ra1 Rae8 19. Ra7 Bc8 20. Qb2 Rf7 21. b6 Qd8 22. Ra8 Ref8 23. Rfa1 Nd7 24. Nd5 Nhf6 25. R8a7 Kh8 1/2-1/2

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.11.01"]
[Round "8"]
[White "Wengler, Joerg"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2106"]
[BlackElo "2243"]
[PlyCount "46"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd8 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 Bc5 11. Nb5 0-0 12. Bg5 a6 13. Nc3 Qxd1 14. Raxd1 b5 15. Bd3 Bb7 16. Bxf6 gxf6 17. Be4 Rab8 18. Bxb7 Rxb7 19. Ne4 Be7 20. Rd3 f5 21. Nd6 Rc7 22. c3 Rd8 23. Rfd1 Rcd7 0-1

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.10.31"]
[Round "7"]
[White "Ludwig, Peter"]
[Black "Pezerovic, Edin"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2243"]
[BlackElo "2439"]
[PlyCount "86"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Qxb6 axb6 8. Nc3 Nc6 9. d3 e5 10. Bg5 Be6 11. 0-0 Be7 12. Nb5 Kd7 13. d4 e4 14. Nd2 h6 15. Bf4 g5 16. Be5 Rhc8 17. h3 Nh5 18. g4 Nf4 19. e3 Nxg2 20. Kxg2 Nxe5 21. dxe5 Rc2 22. Nb3 Rxb2 23. Rfc1 Rc8 24. N3d4 Rc5 25. Rcb1 Rxb1 26. Rxb1 Rc4 27. Nd6 Bxd6 28. exd6 Kxd6 29. Rxb6+ Kc7 30. Rb3 Bd7 31. Ra3 Ba4 32. Nf5 b5 33. Nxh6 Kb6 34. Nxf7 Ka5 35. Nxg5 Kb4 36. Rb3+ Bxb3 37. axb3 Kxb3 38. Ne6 Kc3 39. g5 b4 40. Nd4 b3 41. Nxb3 Kxb3 42. h4 d4 43. exd4 Kc3 0-1

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.10.30"]
[Round "6"]
[White "Mentel, Juergen"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2025"]
[BlackElo "2243"]
[PlyCount "61"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Ne7 3. Nf3 d5 4. d4 b6 5. Qe3 Bb7 6. Bb5+ c6 7. Bd3 Nd7 8. e5 c5 9. c3 Nc6 10. Bd2 Qc8 11. 0-0 Ba6 12. Qe2 Bxd3 13. Qxd3 Be7 14. Rc1 Qb7 15. Ne1 0-0 16. Nc2 f6 17. Qh3 Nd8 18. f4 fxe5 19. fxe5 Qa6 20. Re1 Rf7 21. Nba3 Nf8 22. Rf1 Rc8 23. Qg3 g6 24. Bg5 Bxg5 25. Qxg5 Qe2 26. h4 Rxf1+ 27. Rxf1 Nf7 28. Qg3 cxd4 29. Nxd4 Qxe5 30. Qxe5 Nxe5 31. Nxe6 0-1

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.10.29"]
[Round "5"]
[White "Ludwig, Peter"]
[Black "Zude, Arno"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2243"]
[BlackElo "2416"]
[PlyCount "32"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 e6 4. Nc3 Nf6 5. b3 Bd6 6. Qc2 0-0 7. Bb2 Nbd7 8. Be2 Re8 9. 0-0 e5 10. cxd5 Nxd5 11. Ne4 N7f6 12. Nxd6 Qxd6 13. d3 Bg4 14. a3 Rad8 15. Rfd1 Bh5 16. Rac1 a6 1/2-1/2

[Event "Bayern-chI Bank Hofmann 17th"]
[Site "Bad Wiessee"]
[Date "2013.10.27"]
[Round "3"]
[White "Ludwig, Peter"]
[Black "Pap, Misa"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2243"]
[BlackElo "2484"]
[PlyCount "74"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nh6 6. d4 cxd4 7. Nxd4 Bxd4 8. Bxh6 Bxb2 9. Nd2 Bxa1 10. Qxa1 f6 11. g4 Ne5 12. g5 Nf7 13. gxf6 e6 14. Bg7 Rg8 15. Ne4 b6 16. Nd6+ Nxd6 17. Bxa8 Nf5 18. f7+ Kxf7 19. Be5 Ba6 20. Bf3 Qg5+ 21. Kh1 Bxc4 22. Rg1 Qe7 23. Qc1 d5 24. Qf4 Qh4 25. Rg4 Qxf2 26. Qg5 Qe1+ 27. Rg1 Qh4 28. Qd2 h5 29. Rc1 b5 30. a4 a6 31. axb5 axb5 32. Ra1 Rc8 33. Bf4 Qf2 34. Bg5 Qc5 35. e4 dxe4 36. Qd7+ Ne7 37. Bxe4 Qxg5 0-1

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2013.10.06"]
[Round "2.7"]
[White "Ludwig, Peter"]
[Black "Hille, Ralph Ingo"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2158"]
[BlackElo "2066"]
[PlyCount "107"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Castrop Rauxel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 b6 2. e4 Bb7 3. Nc3 e6 4. d4 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. 0-0 Bxc3 8. e5 Bb4 9. exf6 gxf6 10. c3 Be7 11. Bf4 Nd7 12. Rfe1 Nf8 13. a4 a5 14. Bh6 Ng6 15. h4 Bf8 16. Bd2 Bd6 17. g3 Kd7 18. b4 c6 19. Reb1 Qc7 20. bxa5 bxa5 21. c4 dxc4 22. Bxc4 Ne7 23. Be1 Rhb8 24. Rd1 Nd5 25. Nd2 f5 26. Qh5 Ke7 27. Bxd5 cxd5 28. Nf3 Rg8 29. Rdc1 Qd7 30. Bd2 f4 31. Ne5 Bxe5 32. dxe5 d4 33. Bxf4 Qd5 34. Rc7+ Kd8 35. Rxb7 Qxb7 36. Qxh7 Rf8 37. Bh6 Ke7 38. Rd1 Rac8 39. Bxf8+ Kxf8 40. h5 Qf3 41. Qh8+ Ke7 42. Qxc8 Qxd1+ 43. Kg2 Qxh5 44. Qc5+ Ke8 45. Qxa5 Qd1 46. Qa8+ Ke7 47. Qb7+ Kf8 48. a5 d3 49. a6 d2 50. a7 Qh5 51. a8Q+ Kg7 52. Qbb8 d1Q 53. Qg8+ Kh6 54. Qh8+ 1-0

[Event "Oberliga NRW 1314"]
[Site "Germany"]
[Date "2013.09.15"]
[Round "1.6"]
[White "Ludwig, Peter"]
[Black "Smith, Thijmen"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2158"]
[BlackElo "2210"]
[PlyCount "146"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln SF"]
[BlackTeam "Muelheim II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 Bg7 7. Bg2 0-0 8. 0-0 e5 9. d3 c6 10. Be3 Qd8 11. Qb3 Nd7 12. Ng5 Nb6 13. h4 h6 14. Ne4 Be6 15. Qa3 Re8 16. Bc5 Nd7 17. Bb4 a5 18. Bd6 Bd5 19. Bc5 Nxc5 20. Qxc5 a4 21. Qc2 Qe7 22. Nc5 Bxg2 23. Kxg2 a3 24. bxa3 Rxa3 25. Rab1 Ra7 26. Rb6 Bf8 27. Ne4 Rea8 28. Nc3 Qc5 29. Rfb1 Rxa2 30. Qc1 R2a7 31. Qd2 Qe7 32. Qb2 e4 33. Nxe4 Bg7 34. Qb3 Ra3 35. Qb4 Qxb4 36. R1xb4 f5 37. Nd6 Bf8 38. Rd4 Ra2 39. Kf3 Rd8 40. Nxf5 Rxd4 41. Nxd4 Bc5 42. Rxb7 Bxd4 43. Rd7 c5 44. Rc7 Rc2 45. g4 Bf6 46. Rc6 Kf7 47. Rc7+ Be7 48. h5 gxh5 49. gxh5 Kf6 50. Ke3 Rc1 51. f4 Rh1 52. Rc6+ Kf5 53. Rxh6 Rh3+ 54. Kd2 Kxf4 55. Re6 Bg5 56. Kc3 Kf5 57. Re8 Be3 58. Kc4 Kf6 59. h6 Kg6 60. Kb5 Bd4 61. Re6+ Kh7 62. Kc4 Re3 63. Rxe3 Bxe3 64. Kd5 Kxh6 65. Ke4 Bf2 66. e3 Kg6 67. d4 c4 68. d5 c3 69. Kd3 Be1 70. d6 Kf6 71. e4 Ke6 72. e5 Bd2 73. Kc2 Bf4 1/2-1/2

[Event "Vienna op 18th"]
[Site "Vienna"]
[Date "2013.08.24"]
[Round "8"]
[White "Rombaldoni, Denis"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2496"]
[BlackElo "2265"]
[PlyCount "45"]
[EventDate "2013.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. e4 d6 7. f4 e6 8. Bb5+ Bd7 9. Bxd7+ Nbxd7 10. Rb1 Qa6 11. dxe6 fxe6 12. Nf3 0-0-0 13. Ng5 Re8 14. Nf7 Rg8 15. e5 dxe5 16. fxe5 Nd5 17. Nb5 Kb8 18. 0-0 N7b6 19. Rf3 Qxa2 20. Ra3 Qc4 21. Rxa7 Re7 22. Nfd6 Qh4 23. Rba1 1-0

[Event "Biel MTO op 46th"]
[Site "Biel"]
[Date "2013.07.25"]
[Round "4"]
[White "Ludwig, Peter"]
[Black "Meins, Gerlef"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2265"]
[BlackElo "2474"]
[PlyCount "126"]
[EventDate "2013.07.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. e3 0-0 6. Nc3 b6 7. Be2 Bb7 8. Qc2 c5 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. d4 cxd4 12. Nxd4 Bb4+ 13. Bc3 Bxc3+ 14. Qxc3 Nd7 15. Bf3 Rc8 16. Qb2 Ne5 17. 0-0 Nxf3+ 18. Nxf3 Bxf3 19. gxf3 Qg5+ 20. Kh1 Qf5 21. Kg2 Qg6+ 22. Kh1 Qf5 23. Kg2 Rc2 24. Qd4 e5 25. Qg4 Qc8 26. Qxc8 Rfxc8 27. Rfd1 g6 28. Rd7 R8c7 29. Rxc7 Rxc7 30. Rd1 Rc2 31. a4 Rc3 32. Rd5 Rxb3 33. a5 Ra3 34. axb6 axb6 35. Rb5 Ra6 36. Rxe5 Kf8 37. f4 Ra5 38. Re4 Rc5 39. f3 Rc6 40. Kg3 b5 41. Rb4 Rb6 42. f5 Ke7 43. Kf4 Kd6 44. fxg6 hxg6 45. Ke4 Kc5 46. Rb1 b4 47. Kd3 Rd6+ 48. Kc2 Kc4 49. Rc1 Rd3 50. Kb2+ Rc3 51. Re1 Kd3 52. Rd1+ Kxe3 53. Rd7 f5 54. f4 Kxf4 55. Rd4+ Kg5 56. Rxb4 Rh3 57. Kc2 Rxh2+ 58. Kd3 f4 59. Rb1 Kf5 60. Rg1 g5 61. Ra1 Rg2 62. Ra5+ Kg4 63. Rb5 f3 0-1

[Event "Biel MTO op 46th"]
[Site "Biel"]
[Date "2013.07.24"]
[Round "3"]
[White "Cebalo, Miso"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2438"]
[BlackElo "2265"]
[PlyCount "46"]
[EventDate "2013.07.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 a6 11. Bd2 Bf5 12. e4 Be6 13. Rac1 Rb8 14. a4 Qd7 15. b3 Rfe8 16. f3 Qd8 17. Be3 Nd7 18. Rfd1 Qa5 19. Nd5 b5 20. cxb5 axb5 21. Nc7 Ne5 22. Qb1 Bxb3 23. Nxe8 Bxd1 1/2-1/2

[Event "Biel MTO op 46th"]
[Site "Biel"]
[Date "2013.07.22"]
[Round "1"]
[White "Solak, Dragan"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2598"]
[BlackElo "2265"]
[PlyCount "43"]
[EventDate "2013.07.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bf1 Bd6 13. Nf5 Bxh2+ 14. Kh1 Kf8 15. Qd4 exf5 16. Qxf6 Bd6 17. Bh6 Rg8 18. Rad1 Be6 19. Rxe6 Bc5 20. Qe5 Qxe5 21. Rxe5 Bxf2 22. Rxf5 1-0

[Event "Dieren op-C"]
[Site "Dieren"]
[Date "2001.??.??"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Ditzel, J."]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2265"]
[PlyCount "84"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Nc6 4. Bd3 Bd7 5. Ne2 g5 6. Bg3 h5 7. h3 Bg7 8. c4 dxc4 9. Bxc4 Na5 10. Bd3 h4 11. Bh2 Bc6 12. f3 Qe7 13. Qc2 Nf6 14. Nec3 Nh5 15. Nd2 Ng3 16. Bxg3 hxg3 17. Nce4 Rd8 18. Nxg3 Kf8 19. a3 Qd6 20. Ne2 b6 21. Rc1 g4 22. Ne4 Bxe4 23. Bxe4 gxh3 24. Qxc7 Qxc7 25. Rxc7 hxg2 26. Rxh8+ Bxh8 27. Kf2 Nb3 28. Kxg2 Bf6 29. Rc3 Nd2 30. Bd3 Ke7 31. Kf2 Rg8 32. Nf4 Rh8 33. Be4 Bg5 34. Ke2 Rh2+ 35. Kd3 Nxe4 36. fxe4 Rxb2 37. Rc7+ Kd8 38. Rxa7 Rb3+ 39. Ke2 Rb2+ 40. Kd3 Rb3+ 41. Ke2 Rb2+ 42. Kf3 Ke8 1/2-1/2

[Event "DESC E0272 email"]
[Site "DESC email"]
[Date "1999.07.01"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Riepe, Bernhard"]
[Result "0-1"]
[ECO "C88"]
[BlackElo "1380"]
[PlyCount "116"]
[EventDate "1999.??.??"]
[EventType "match (corr)"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. Nc3 d6 9. d4 Nxd4 10. Nxd4 exd4 11. Nd5 c5 12. Nxf6+ Bxf6 13. Bd5 Rb8 14. Qf3 Be6 15. Qa3 Rb6 16. Qb3 c4 17. Qf3 b4 18. Qh5 Qe7 19. Bf4 Re8 20. Bxe6 fxe6 21. Qa5 Qb7 22. Qh5 Rf8 23. Rad1 Rb5 24. Qg4 Qe7 25. Qe2 Rc5 26. Bc1 Be5 27. Rf1 Qh4 28. f4 Rxf4 29. Bxf4 Bxf4 30. g3 Be3+ 31. Qxe3 dxe3 32. gxh4 e2 33. Rxd6 exf1Q+ 34. Kxf1 Ra5 35. Rb6 Ra4 36. c3 bxc3 37. bxc3 Rxa2 38. Rxe6 Rxh2 39. Rc6 Rxh4 40. Rxc4 Rh2 41. Ra4 h5 42. Rxa6 Rc2 43. Ra5 g6 44. Rc5 Kf7 45. c4 h4 46. Kg1 Re2 47. Rc7+ Kf6 48. Rc6+ Kg5 49. Re6 Rc2 50. Rc6 h3 51. e5 Rg2+ 52. Kh1 Kh4 53. Rd6 g5 54. Rd1 g4 55. e6 Re2 56. e7 g3 57. Rd4+ Kg5 58. Rd1 Kg4 0-1

[Event "DESC E0272 email"]
[Site "DESC email"]
[Date "1999.03.23"]
[Round "?"]
[White "Riepe, Bernhard"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1380"]
[PlyCount "34"]
[EventDate "1999.??.??"]
[EventType "match (corr)"]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. Nf3 h6 7. Bxf6 Nxf6 8. e3 Bd6 9. Bd3 0-0 10. h3 c6 11. 0-0 Re8 12. Rc1 Ne4 13. Bxe4 dxe4 14. Nd2 Bf5 15. Qc2 Bxh3 16. gxh3 Qg5+ 17. Kh1 Qh4 1/2-1/2

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Becker, Marcel"]
[Black "Ludwig, Peter"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2110"]
[BlackElo "1935"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Be7 6. e4 0-0 7. Bd3 d6 8. 0-0 Nbd7 9. b4 e5 10. Bb2 exd4 11. Nxd4 Bb7 12. f4 a5 13. Nf5 axb4 14. axb4 Kh8 15. Nf3 Rg8 16. Rxa8 Bxa8 17. Ng5 Qf8 18. e5 dxe5 19. fxe5 Bxb4 20. exf6 Bc5+ 21. Kh1 gxf6 22. Qh5 Rxg5 23. Qxg5 Bxg2+ 24. Qxg2 Qg8 25. Qc6 1-0

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Eckert, Frank"]
[Black "Ludwig, Peter"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2035"]
[BlackElo "1935"]
[PlyCount "45"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. c3 Nbc6 9. Nf3 f6 10. exf6 gxf6 11. dxc5 e5 12. Nd6 b6 13. Nxc8 Rxc8 14. cxb6 Qxb6 15. Be2 Na5 16. 0-0 Nc4 17. Bxc4 Rxc4 18. Rfe1 Kh8 19. h3 Rg8 20. Kh1 Rf4 21. Re2 Qc7 22. Rae1 Nf5 23. Nh2 1/2-1/2

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Kara, Serafettin"]
[Black "Ludwig, Peter"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1765"]
[BlackElo "1935"]
[PlyCount "92"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Nc3 Nf6 6. Bg5 c6 7. Bd3 0-0 8. 0-0 Bg4 9. h3 Bh5 10. Re1 Nbd7 11. Bf5 Qc7 12. g4 Bg6 13. Nh4 Rfe8 14. Qd2 a6 15. a3 a5 16. Rxe8+ Rxe8 17. Bxd7 Nxd7 18. Nxg6 hxg6 19. Ne2 Nf6 20. Bxf6 gxf6 21. Kf1 Re4 22. Re1 Kg7 23. c3 b5 24. f3 Re6 25. Ng1 Bf4 26. Qd1 Qe7 27. Re2 a4 28. Ke1 Rxe2+ 29. Qxe2 Qd6 30. Kf1 Bg5 31. Qf2 Qf4 32. Ne2 Qd2 33. f4 Bh6 34. h4 Kg8 35. g5 fxg5 36. hxg5 Bf8 37. Ng3 Qc1+ 38. Kg2 Bd6 39. Kh3 Qxf4 40. Qxf4 Bxf4 41. Ne2 Bxg5 42. Kg4 Bd2 43. c4 f5+ 44. Kf3 bxc4 45. Nc3 Bxc3 46. bxc3 Kf7 0-1

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Jacob, Gunnar"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1935"]
[BlackElo "1990"]
[PlyCount "115"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. Nf3 Nc6 5. 0-0 d6 6. d3 Rb8 7. Nbd2 Nf6 8. c3 0-0 9. a4 a6 10. Rb1 Ne8 11. Re1 b5 12. axb5 axb5 13. b4 Bxc3 14. bxc5 dxc5 15. Qc2 b4 16. Bb2 Nd4 17. Nxd4 cxd4 18. Rf1 Ba6 19. Bc1 Nc7 20. Nb3 Ne6 21. Bh6 Re8 22. f4 Qb6 23. Rbd1 Bb5 24. f5 Ng7 25. Qf2 Ba4 26. Rb1 Bxb3 27. Rxb3 gxf5 28. Qf4 e5 29. Qh4 f4 30. gxf4 Qg6 31. f5 Qh5 32. Qxh5 Nxh5 33. f6 Nf4 34. Rf3 Be1 35. Rb1 Bc3 36. Rg3+ Ng6 37. h4 Re6 38. h5 Rxf6 39. hxg6 Rxg6 40. Rxg6+ fxg6 41. Rf1 b3 42. Bh3 b2 43. Be6+ Kh8 44. Ba2 Bb4 45. Rf7 b1Q+ 46. Bxb1 Bd2 47. Bxd2 Rxb1+ 48. Rf1 Rb8 49. Bh6 Kg8 50. Rf3 Re8 51. Kf2 Rb8 52. Ke2 Re8 53. Kd2 Rc8 54. Rf6 Re8 55. Kc2 g5 56. Kd2 g4 57. Ke2 Kh8 58. Kf1 1-0

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Lytchak, Alexander"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1935"]
[BlackElo "2240"]
[PlyCount "46"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. b3 Bg7 5. Bb2 c5 6. c4 0-0 7. 0-0 e6 8. cxd5 exd5 9. d4 Ne4 10. Qc1 Qf6 11. Nc3 Nc6 12. Nxd5 Qd8 13. Ne3 cxd4 14. Rd1 Nxf2 15. Kxf2 dxe3+ 16. Qxe3 Bxb2 17. Rxd8 Rxd8 18. Rb1 Bg7 19. Qf4 h6 20. e3 Be6 21. h4 Rd7 22. Bf1 Re8 23. Bc4 Bf5 0-1

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Meinhardt, Maximilian"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1935"]
[BlackElo "1965"]
[PlyCount "10"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 f5 1/2-1/2

[Event "NRW-ch U20"]
[Site "Hiddenhausen"]
[Date "1996.??.??"]
[Round "?"]
[White "Ludwig, Peter"]
[Black "Ristau, Jan"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1935"]
[BlackElo "2000"]
[PlyCount "20"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. 0-0 Bg7 5. d3 d6 6. c4 e6 7. Nc3 Nge7 8. e3 0-0 9. d4 b6 10. b3 Bb7 1/2-1/2

