[Event "Dundee & Angus Minor"]
[Site "Dundee"]
[Date "2016.10.07"]
[Round "1"]
[White "Mathieson, Liam"]
[Black "Jackson, John Alexander"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1208"]
[BlackElo "986"]
[PlyCount "74"]
[EventDate "2016.10.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SCO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 d5 5. exd5 Nxd5 6. g3 Bf5 7. Bg2 Be7 8. 0-0 Qd7 9. d4 e4 10. Ne5 Nxe5 11. dxe5 0-0-0 12. Qd4 Nb6 13. Qxd7+ Rxd7 14. Nd2 Rhd8 15. Nxe4 Rd1 16. Be3 Rxa1 17. Rxa1 Nc4 18. b3 Nxe5 19. Bf1 Bxe4 20. Bxa7 Nf3+ 21. Kh1 Nd2+ 22. Bg2 Bxg2+ 23. Kxg2 b6 24. Re1 Bf6 25. c4 Kb7 26. Bxb6 Kxb6 27. a4 Nxb3 28. Rb1 Ka5 29. Rxb3 Kxa4 30. Rb7 Rd7 31. c5 Bd8 32. f4 Bf6 33. c6 Re7 34. g4 g5 35. Ra7+ Kb5 36. Ra8 gxf4 37. h3 Re6 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.21"]
[Round "10"]
[White "Jackson, John Alexander"]
[Black "Nyren, Bo Emil"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "94"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. b3 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Rb1 Qe7 12. Qc2 Re8 13. Nf3 Bd6 14. Bb2 Ne4 15. Rfe1 Bg4 16. Nd4 Qh4 17. h3 Bd7 18. f3 Ng3 19. c5 Bc7 20. Qf2 g5 21. Ne2 Re6 22. f4 Nxe2+ 23. Qxe2 gxf4 24. Qf3 Rxe3 25. Rxe3 fxe3 26. Bf6 Qf2+ 27. Qxf2 exf2+ 28. Kxf2 Re8 29. Bd4 Be5 30. Bxe5 Rxe5 31. b4 Bf5 32. Bxf5 Rxf5+ 33. Ke3 Kg7 34. Rb3 a6 35. Rd3 Kg6 36. Rd4 Re5+ 37. Kf3 f5 38. Rd2 Re4 39. Rb2 Kg5 40. a4 Rc4 41. Rb3 h5 42. g3 h4 43. Kf2 a5 44. gxh4+ Kxh4 45. bxa5 Rxa4 46. Rxb7 Rxa5 47. Rh7+ Kg5 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.21"]
[Round "11"]
[White "Jackson, John Alexander"]
[Black "Rosen, Willy"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "48"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. e3 Bb4 5. Bd3 0-0 6. Nge2 d6 7. 0-0 Nc6 8. Bd2 Bxc3 9. Bxc3 e5 10. a3 e4 11. Bb1 Qe8 12. Ba2 Ne7 13. d5 Ng6 14. b4 Nh4 15. Kh1 Ng4 16. h3 Ne5 17. Bxe5 Qxe5 18. g3 Nf3 19. Ng1 f4 20. exf4 Qh5 21. h4 Rxf4 22. Re1 Rxh4+ 23. Kg2 Rh2+ 24. Kf1 Rh1 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.20"]
[Round "9"]
[White "Jackson, John Alexander"]
[Black "Eikrem, Arnold J"]
[Result "1/2-1/2"]
[ECO "D26"]
[PlyCount "36"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 a6 5. Bxc4 e6 6. 0-0 b5 7. Bd3 c5 8. b3 Nc6 9. Bb2 Bb7 10. Qe2 Be7 11. Rd1 Qc7 12. Nbd2 cxd4 13. exd4 0-0 14. Rac1 Qb6 15. Bb1 Nb4 16. Ne5 Rac8 17. Rxc8 Rxc8 18. Ng4 Nbd5 1/2-1/2

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.19"]
[Round "8"]
[White "Coosemans, Billy"]
[Black "Jackson, John Alexander"]
[Result "1-0"]
[ECO "C76"]
[PlyCount "35"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[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. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 g6 7. d4 Bg7 8. Re1 Nge7 9. Be3 0-0 10. Nbd2 exd4 11. cxd4 h6 12. h3 g5 13. Bb3 Na5 14. Bxg5 hxg5 15. Nxg5 Bf6 16. Qh5 Bxg5 17. Qxg5+ Ng6 18. Qxg6+ 1-0

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.18"]
[Round "7"]
[White "Asker, Sven"]
[Black "Jackson, John Alexander"]
[Result "1/2-1/2"]
[ECO "B74"]
[PlyCount "57"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. Nb3 0-0 9. 0-0 a5 10. f4 a4 11. Nd4 Qb6 12. Qd2 Nxe4 13. Nxc6 Qxc6 14. Nxe4 Qxe4 15. Bf3 Qc4 16. Bd5 Qc7 17. g3 Bf5 18. Rfc1 Rfe8 19. c4 a3 20. b4 Bb2 21. Rd1 Ra4 22. c5 dxc5 23. Bxc5 b6 24. Bb3 Raa8 25. Bd4 Bg4 26. Bxb2 axb2 27. Rab1 Rad8 28. Qxb2 Rd6 29. Rbc1 1/2-1/2

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.16"]
[Round "6"]
[White "Jackson, John Alexander"]
[Black "Olafsson, Fridrik"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "52"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[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. f4 e6 3. c4 Nc6 4. Nf3 d5 5. cxd5 exd5 6. exd5 Qxd5 7. Nc3 Qd8 8. Bc4 Be7 9. Qb3 Nh6 10. Ne4 0-0 11. 0-0 Na5 12. Qc3 Nxc4 13. Qxc4 Be6 14. Qc3 Bd5 15. Ng3 Bf6 16. Qc2 Bxf3 17. gxf3 Qd5 18. d3 Nf5 19. Nxf5 Qxf5 20. Be3 b6 21. Rad1 Rfe8 22. Rfe1 Rad8 23. Kg2 h5 24. a4 h4 25. a5 h3+ 26. Kh1 Qh5 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.15"]
[Round "5"]
[White "Jackson, John Alexander"]
[Black "Joyner, Lionel"]
[Result "0-1"]
[ECO "C08"]
[PlyCount "63"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. Ngf3 Ngf6 8. 0-0 Be7 9. b3 0-0 10. Bb2 Re8 11. c4 Rc8 12. Rc1 Nb6 13. cxd5 Nbxd5 14. Nc4 Qd7 15. Nfe5 Qf5 16. Kh1 b5 17. Ne3 Nxe3 18. fxe3 Qe4 19. Qe2 a6 20. Rf4 Qb7 21. Rcf1 Bd6 22. Rxf6 gxf6 23. Qg4+ Kh8 24. Qf5 Bxe5 25. dxe5 Re6 26. exf6 Rg8 27. Rf2 Rxe3 28. h3 Re1+ 29. Kh2 Qc7+ 30. Qf4 Qxf4+ 31. Rxf4 Re2 32. Bc1 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.14"]
[Round "4"]
[White "Cruz, Raul C"]
[Black "Jackson, John Alexander"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "35"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. Nc3 g6 5. e3 Bg7 6. Bd3 0-0 7. 0-0 e6 8. b3 c5 9. Bb2 dxc4 10. Bxc4 cxd4 11. Nxd4 e5 12. Ndb5 a6 13. Nd6 Nc6 14. Nxc8 Rxc8 15. Rc1 Qa5 16. a3 Rfd8 17. Qe2 e4 18. b4 1/2-1/2

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.13"]
[Round "3"]
[White "Jackson, John Alexander"]
[Black "Bhend, Edwin"]
[Result "1/2-1/2"]
[ECO "B57"]
[PlyCount "80"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 g6 7. Nxc6 bxc6 8. e5 Nd7 9. e6 fxe6 10. Bxe6 Nf6 11. Bxc8 Qxc8 12. 0-0 Bg7 13. Re1 Qd7 14. Qe2 0-0 15. Bd2 e5 16. Rad1 Rfe8 17. Bg5 d5 18. Qd2 Qf5 19. Bxf6 Qxf6 20. f3 Bf8 21. Ne2 Rab8 22. c3 Bc5+ 23. Kh1 Rf8 24. Nc1 Rbe8 25. b4 Bb6 26. b5 d4 27. cxd4 exd4 28. Rxe8 Rxe8 29. bxc6 Qxc6 30. Ne2 Qc4 31. Nf4 Qc3 32. h3 Ba5 33. Qxd4 Qxd4 34. Rxd4 Re1+ 35. Kh2 Bc7 36. g3 Bxf4 37. Rxf4 Re2+ 38. Kg1 Rxa2 39. Rb4 h6 40. Rb7 Kh8 1/2-1/2

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.12"]
[Round "2"]
[White "Walsh, James J"]
[Black "Jackson, John Alexander"]
[Result "0-1"]
[ECO "C73"]
[PlyCount "70"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 c5 8. Qd3 g6 9. c4 Bg7 10. Nc3 Ne7 11. Bg5 0-0 12. Rd1 Be6 13. 0-0 h6 14. Bf4 g5 15. Bg3 f5 16. exf5 Bxf5 17. Qd2 Bg4 18. Rfe1 Qd7 19. Nd5 Rae8 20. Nxe7+ Rxe7 21. Rxe7 Qxe7 22. b3 Bxf3 23. gxf3 Rxf3 24. Qd5+ Qf7 25. Qa8+ Kh7 26. Qxa6 h5 27. h4 gxh4 28. Bxh4 Qg6+ 29. Kf1 Qg4 30. Qb7 Rh3 31. Qd5 Rxh4 32. a4 Qxd1+ 33. Qxd1 Rh1+ 34. Ke2 Rxd1 35. Kxd1 Bc3 0-1

[Event "World U20-ch01"]
[Site "Birmingham"]
[Date "1951.06.11"]
[Round "1"]
[White "Jackson, John Alexander"]
[Black "Selzer, Edgar"]
[Result "0-1"]
[ECO "B28"]
[PlyCount "55"]
[EventDate "1951.06.11"]
[EventType "swiss"]
[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 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bg5 Qc7 8. Qf3 0-0 9. 0-0-0 Bxc3 10. bxc3 Ne8 11. Be7 d6 12. Bxf8 Kxf8 13. Be2 Be6 14. Qe3 Nd7 15. f4 f6 16. Rhf1 Rc8 17. fxe5 dxe5 18. Rf3 Nb6 19. Qd2 a5 20. Nxa5 Bg4 21. Rg3 Bxe2 22. Qxe2 Qc5 23. Nb3 Qa3+ 24. Kd2 Qxa2 25. Ke1 Qa7 26. Rgd3 h6 27. Rd8 Rc4 28. Qd3 0-1

