[Event "Southsea"]
[Site "Southsea"]
[Date "1951.04.??"]
[Round "?"]
[White "Boxall, Ronald Frank"]
[Black "Illingworth, Leonard"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "27"]
[EventDate "1951.04.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ENG"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Re1 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Ng5 Ne4 10. Bxe4 Bxe4 11. Qxe4 Bxg5 12. Qxa8 Qe7 13. Qxa7 Qc5 14. d4 1-0

[Event "British CF-37 Championship"]
[Site "Buxton/ Derbyshire"]
[Date "1950.08.31"]
[Round "10"]
[White "Illingworth, Leonard"]
[Black "Fairhurst, William Albert"]
[Result "1/2-1/2"]
[ECO "C66"]
[PlyCount "80"]
[EventDate "1950.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GBR"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. Nc3 Be7 6. d4 Bd7 7. Re1 exd4 8. Nxd4 0-0 9. Bxc6 bxc6 10. b3 Re8 11. Bb2 Bf8 12. f3 g6 13. Qd2 Bg7 14. Rad1 Qb8 15. Ba1 Qb6 16. Kh1 Re7 17. Nde2 Rae8 18. Na4 Qf2 19. Bd4 Qh4 20. Ng1 Qh5 21. Nb2 c5 22. Bc3 Bc6 23. Nd3 g5 24. Nh3 g4 25. Nhf4 Qh4 26. Bxf6 Bxf6 27. Nd5 Bxd5 28. exd5 Bg5 29. Rxe7 Rxe7 30. f4 g3 31. h3 Bh6 32. Rf1 Qf6 33. Qd1 Qg6 34. Qf3 f5 35. Nc1 Re4 36. Ne2 Kf7 37. Kg1 Kf8 38. Nxg3 Rxf4 39. Qd3 Rxf1+ 40. Kxf1 f4 1/2-1/2

[Event "British CF-37 Championship"]
[Site "Buxton/ Derbyshire"]
[Date "1950.08.26"]
[Round "6"]
[White "Winter, William"]
[Black "Illingworth, Leonard"]
[Result "1-0"]
[ECO "E24"]
[PlyCount "55"]
[EventDate "1950.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GBR"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d6 6. f3 Nbd7 7. e4 e5 8. Bd3 Qe7 9. Ne2 Nf8 10. 0-0 Ng6 11. f4 exd4 12. cxd4 0-0 13. Ng3 Re8 14. e5 dxe5 15. fxe5 Nd7 16. Nf5 Qd8 17. Bb2 f6 18. exf6 Nxf6 19. Nxg7 Kxg7 20. Bxg6 Kxg6 21. Qd3+ Ne4 22. Rae1 Bf5 23. Rxf5 Kxf5 24. g4+ Kxg4 25. Rxe4+ Rxe4 26. Qxe4+ Kg5 27. h4+ Kh6 28. Qg4 1-0

[Event "British CF-37 Championship"]
[Site "Buxton/ Derbyshire"]
[Date "1950.08.24"]
[Round "4"]
[White "Illingworth, Leonard"]
[Black "Newman, Richard Hilary"]
[Result "1-0"]
[ECO "C12"]
[PlyCount "77"]
[EventDate "1950.08.21"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GBR"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 Bxc3+ 7. bxc3 gxf6 8. Nf3 b6 9. g3 Qa5 10. Qd2 Bb7 11. Bg2 Nd7 12. 0-0 0-0-0 13. Rfd1 h5 14. c4 Qa4 15. Qc3 Rdg8 16. d5 Rg4 17. dxe6 fxe6 18. Rxd7 Qxd7 19. Qxf6 Qg7 20. Qxe6+ Kb8 21. Re1 Qg8 22. Qxg8+ Rgxg8 23. Ne5 Bxg2 24. Kxg2 Rh6 25. f4 Rd6 26. Re2 Kc8 27. Kf3 a5 28. h3 Rd1 29. g4 Ra1 30. Ke4 Rxa2 31. f5 a4 32. f6 a3 33. Re3 Ra1 34. f7 Rf8 35. g5 a2 36. g6 Rg1 37. Ra3 Rxg6 38. Nxg6 Rxf7 39. Rxa2 1-0

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.23"]
[Round "11"]
[White "Collier, Philip M"]
[Black "Illingworth, Leonard"]
[Result "0-1"]
[ECO "B45"]
[PlyCount "88"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 Bb4 7. Qd3 d5 8. exd5 Nxd5 9. 0-0 Nxd4 10. Qxd4 Qf6 11. Qxf6 Nxf6 12. Nb5 Ba5 13. Bg5 a6 14. Nd6+ Ke7 15. Nc4 Bc7 16. Bf3 Rb8 17. Rfe1 Rd8 18. Rad1 Rxd1 19. Bxd1 b5 20. Ne5 Bb7 21. Bf3 Bxe5 22. Bxb7 Bxh2+ 23. Kxh2 Rxb7 24. Rd1 Rc7 25. c3 Rc5 26. Bxf6+ gxf6 27. Rd4 h5 28. Kg3 Rg5+ 29. Kf3 f5 30. Rh4 e5 31. g3 Kf6 32. Rh1 Ke6 33. Ke3 f6 34. Rd1 Ke7 35. Ra1 Rg4 36. Rh1 Rg5 37. Rh3 e4 38. Rh1 Ke6 39. Rd1 Rg8 40. Rd4 Rc8 41. a4 Rc4 42. Rxc4 bxc4 43. Kd4 a5 44. Kxc4 f4 0-1

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.20"]
[Round "8"]
[White "Illingworth, Leonard"]
[Black "Saunders, Harold"]
[Result "1/2-1/2"]
[ECO "A15"]
[PlyCount "70"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Nbd7 7. d4 c6 8. b3 Qc7 9. Bb2 a6 10. Rc1 Re8 11. e4 e5 12. Re1 Nf8 13. dxe5 dxe5 14. Na4 Ng6 15. c5 Bg4 16. Qc2 Nd7 17. h3 Be6 18. Bf1 Rec8 19. Kg2 b5 20. cxb6 Nxb6 21. Nc5 Bxc5 22. Qxc5 Nd7 23. Qe3 f6 24. Bc4 Bxc4 25. Rxc4 Ndf8 26. Rec1 Qb7 27. Ba3 Ne7 28. Qd3 c5 29. Qd5+ Qxd5 30. exd5 Nf5 31. d6 Ne6 32. Bxc5 Nxc5 33. d7 Rd8 34. Rxc5 Rxd7 35. Rc8+ Kf7 1/2-1/2

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.19"]
[Round "7"]
[White "Chapman, C."]
[Black "Illingworth, Leonard"]
[Result "0-1"]
[ECO "E21"]
[PlyCount "98"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. Nc3 Bb7 4. d4 e6 5. g3 Bb4 6. a3 Be7 7. Bg2 d5 8. Ne5 0-0 9. 0-0 Qc8 10. cxd5 Nxd5 11. Nxd5 exd5 12. h4 Qe6 13. Kh2 c5 14. Bh3 f5 15. Nf3 c4 16. Bf4 Nd7 17. Ne5 Nf6 18. e3 Bc8 19. Rc1 Ng4+ 20. Nxg4 fxg4 21. Bg2 Qc6 22. Re1 Bf5 23. f3 gxf3 24. Bxf3 Rad8 25. Qe2 b5 26. h5 Bd6 27. Bg5 Rde8 28. Qg2 Be4 29. Bxe4 Rxe4 30. Rf1 Rxf1 31. Rxf1 h6 32. Bf4 Bxf4 33. Rxf4 Rxe3 34. Rf8+ Kh7 35. Rf3 Re4 36. Rf4 Qe8 37. Rxe4 dxe4 38. Qe2 Qe6 39. Qe3 Qf5 40. Kg2 Kg8 41. Qf4 Qxf4 42. gxf4 Kf7 43. d5 Ke7 44. Kf2 Kd6 45. Ke2 Kxd5 46. Ke3 a5 47. Kd2 Kd4 48. Ke2 e3 49. f5 Ke4 0-1

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.17"]
[Round "6"]
[White "Wright, HG."]
[Black "Illingworth, Leonard"]
[Result "0-1"]
[ECO "E23"]
[PlyCount "60"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Bf4 Ne4 7. e3 Nxc3 8. bxc3 Bxc5 9. Nf3 Qe7 10. Rd1 0-0 11. Be2 b6 12. Qc2 e5 13. Bg3 f5 14. h4 d6 15. h5 Bb7 16. Nh4 Qf6 17. Bf3 e4 18. Be2 Rad8 19. Bf4 Ne5 20. Qb3 g5 21. hxg6 hxg6 22. Bxe5 dxe5 23. g3 g5 24. Ng2 f4 25. gxf4 exf4 26. exf4 gxf4 27. Rxd8 Qxd8 28. f3 Qg5 29. Nh4 Rd8 30. Nf5 Qxf5 0-1

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.14"]
[Round "3"]
[White "Illingworth, Leonard"]
[Black "Bruce, Ronald Mackay"]
[Result "1-0"]
[ECO "E67"]
[PlyCount "119"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 e5 8. e3 Ne8 9. Qc2 f5 10. dxe5 dxe5 11. e4 c6 12. Bg5 Qc7 13. Be7 Rf7 14. Ba3 Bh6 15. exf5 gxf5 16. Rad1 Nf8 17. Nxe5 Rf6 18. f4 Ng6 19. Nxg6 hxg6 20. Rfe1 Re6 21. b3 Bd7 22. Qd2 Bf8 23. Rxe6 Bxe6 24. Bxf8 Kxf8 25. Qd4 Ke7 26. Qc5+ Kf7 27. Qd4 Nf6 28. Na4 Nd7 29. Nb2 Qa5 30. a4 Qb4 31. Qe3 Nc5 32. Rd6 Ne4 33. Rd3 Nc5 34. Rc3 Rd8 35. Bf3 Rd7 36. Nd3 Nxd3 37. Rxd3 Rxd3 38. Qxd3 Qe1+ 39. Kg2 Qa1 40. h4 Qf6 41. Kh3 a6 42. Qd6 Qc3 43. Qd1 Qe3 44. Bg2 Ke7 45. Qc2 Kd6 46. Qb2 Ke7 47. Qa3+ Kd7 48. Qb4 b6 49. Qf8 Qxb3 50. Qg7+ Kd6 51. Qxg6 Qxc4 52. h5 Qc3 53. h6 c5 54. h7 Qh8 55. Bf1 Qa8 56. Bg2 Qh8 57. Kh4 Ke7 58. Qh6 Kf7 59. Kh5 Qg7 60. h8N+ 1-0

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.13"]
[Round "2"]
[White "Morry, William Ritson"]
[Black "Illingworth, Leonard"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "81"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Qc7 9. Bd3 Bd6 10. Nc3 Bb7 11. 0-0 0-0 12. Nce4 Nxe4 13. Qxe4 g6 14. b4 Qe7 15. Qh4 f6 16. Qxh7+ Qxh7 17. Nxh7 Kxh7 18. bxa5 c5 19. Bc4 Bc6 20. Rb1 Rab8 21. Ba3 Rfd8 22. Rb3 Ba4 23. Rh3+ Kg7 24. Bb3 Bb5 25. d3 e4 26. Re1 exd3 27. cxd3 a6 28. Bb2 Re8 29. Rhe3 Rxe3 30. Rxe3 Ba4 31. Bxf6+ Kxf6 32. Re6+ Kg7 33. Rxd6 Bxb3 34. axb3 Rxb3 35. g3 Rb1+ 36. Kg2 Rd1 37. Rxa6 Rxd3 38. Rc6 Rc3 39. a6 Ra3 40. Rxc5 Rxa6 41. h4 1-0

[Event "British CF-33 Major Open 4"]
[Site "Nottingham/ Nottinghamshire"]
[Date "1946.08.12"]
[Round "1"]
[White "Illingworth, Leonard"]
[Black "Welch, Cyril"]
[Result "1/2-1/2"]
[ECO "E67"]
[PlyCount "68"]
[EventDate "1946.08.12"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. e3 Qe7 9. Re1 c6 10. b3 Ne8 11. Bb2 f5 12. dxe5 dxe5 13. e4 f4 14. Ne2 fxg3 15. Nxg3 Nb6 16. Qd3 Bg4 17. Qe3 Bxf3 18. Bxf3 Rd8 19. Rad1 Nc7 20. c5 Nc8 21. Rxd8 Rxd8 22. Rd1 Ne6 23. Rxd8+ Qxd8 24. Bg4 Nf4 25. b4 Ne7 26. Qb3+ Kf8 27. Qd1 Qd3 28. Qxd3 Nxd3 29. Bc3 h5 30. Be2 Nf4 31. Bc4 h4 32. Nf1 g5 33. Ne3 Ke8 34. f3 Kd7 1/2-1/2

[Event "Match Anglo American Intercollegiate "]
[Site "Cable USA"]
[Date "1908.??.??"]
[Round "?"]
[White "Wolff, Louis Jacob"]
[Black "Illingworth, Leonard"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "73"]
[EventDate "1908.??.??"]
[EventType "team-match"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. d4 Qd7 10. a4 Rb8 11. d5 Nd8 12. axb5 axb5 13. Be3 0-0 14. Nbd2 Nb7 15. Ra7 Qc8 16. Qe2 Bd7 17. Rea1 Ng4 18. Nf1 Nxe3 19. Nxe3 Nc5 20. Bc2 Rb7 21. Ra8 Rb8 22. Rxb8 Qxb8 23. b4 Nb7 24. Bd3 Nd8 25. Ra5 Nb7 26. Ra6 Nd8 27. Nc2 c5 28. dxc6 Bxc6 29. Na3 Qb7 30. Ra5 Ne6 31. Nxb5 Nf4 32. Qe3 Nxd3 33. Qxd3 Bxe4 34. Nxd6 Rd8 35. Rxe5 Rxd6 36. Qxe4 Rd1+ 37. Ne1 1-0

[Event "Match/College USA-ENG"]
[Site "Cable USA"]
[Date "1907.??.??"]
[Round "1"]
[White "Wolff, Louis Jacob"]
[Black "Illingworth, Leonard"]
[Result "1-0"]
[ECO "C87"]
[PlyCount "95"]
[EventDate "1907.??.??"]
[EventType "match"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 d6 7. c3 Bd7 8. d4 exd4 9. cxd4 0-0 10. Nc3 b5 11. Bb3 Na5 12. e5 dxe5 13. dxe5 Ne8 14. e6 Bxe6 15. Qxd8 Rxd8 16. Bxe6 fxe6 17. Rxe6 Bd6 18. Bg5 Rd7 19. Rae1 Nf6 20. Bxf6 Rxf6 21. Ng5 Rxe6 22. Rxe6 Re7 23. Nd5 Rxe6 24. Nxe6 c5 25. Nec7 c4 26. Nxa6 Be5 27. Nc3 Bxc3 28. bxc3 Nb3 29. Nb4 Nc5 30. f3 Na4 31. Nd5 Kf7 32. Kf2 Ke6 33. Nf4+ Ke5 34. Ne2 g5 35. Ke3 Nb6 36. Nd4 Nd5+ 37. Kd2 Nc7 38. g3 h6 39. Kc2 Kf6 40. Kb2 Ke5 41. Ka3 Kf6 42. Kb4 Nd5+ 43. Kxb5 Nxc3+ 44. Kxc4 Nxa2 45. Ne2 Kf5 46. Kb3 Nc1+ 47. Nxc1 h5 48. Ne2 1-0

