[Event "ENG corr"]
[Site "England"]
[Date "1995.??.??"]
[Round "?"]
[White "Watson, Joe"]
[Black "MacKenzie, DA."]
[Result "0-1"]
[ECO "E38"]
[PlyCount "88"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "ENG"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Nc6 6. Nf3 Bxc5 7. Bg5 h6 8. Bh4 b6 9. e3 Bb7 10. Be2 Rc8 11. 0-0 Ne7 12. Bxf6 gxf6 13. Rad1 Ng6 14. Nb5 Rg8 15. Nd6+ Bxd6 16. Rxd6 Ne5 17. Kh1 f5 18. Qd1 Qf6 19. Ne1 Qg5 20. Rg1 Rxc4 21. Rxd7 Rh4 22. Rd4 Be4 23. Qa4+ Kf8 24. Qa3+ Kg7 25. Rxe4 fxe4 26. g3 Ng4 27. Rg2 Rh5 28. Qxa7 Rd8 29. Qxb6 Rd2 30. f4 exf3 31. Nxf3 Qd5 32. Qb4 Rxe2 33. Qxg4+ Rg5 34. Qd4+ Qxd4 35. exd4 Rxg2 36. Kxg2 Ra5 37. a3 Ra6 38. Ne5 Rd6 39. Kf3 f6 40. Nd3 Rxd4 41. Ke3 e5 42. b4 f5 43. Nc5 Kf6 44. Nb3 Rd1 0-1

[Event "British Universities-chT Final B"]
[Site "Manchester"]
[Date "1970.04.15"]
[Round "2"]
[White "Taylor, CB."]
[Black "MacKenzie, DA."]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1864"]
[PlyCount "44"]
[EventDate "1970.04.14"]
[EventType "team-swiss"]
[EventRounds "2"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bradford"]
[BlackTeam "Southampton"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "ENG"]

1. e4 e6 2. b3 d5 3. Bb2 d4 4. Nf3 c5 5. c3 Nc6 6. Bb5 Bd7 7. 0-0 Nge7 8. Re1 e5 9. Na3 Ng6 10. Nc4 f6 11. d3 Be7 12. cxd4 cxd4 13. a3 0-0 14. Ncd2 Qe8 15. Bc4+ Kh8 16. b4 Nf4 17. Nh4 Rc8 18. Bc1 Nd8 19. Ndf3 Ba4 20. Qd2 b5 21. Nxd4 bxc4 22. dxc4 g5 0-1

[Event "British Universities-chT Final B"]
[Site "Manchester"]
[Date "1970.04.14"]
[Round "1"]
[White "MacKenzie, DA."]
[Black "Smith, RL."]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "1864"]
[PlyCount "52"]
[EventDate "1970.04.14"]
[EventType "team-swiss"]
[EventRounds "2"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Southampton"]
[BlackTeam "Warwick"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "ENG"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 c5 8. d5 Nb6 9. Nd2 Rb8 10. e4 e6 11. f4 exd5 12. cxd5 Ng4 13. Nf3 Nc4 14. Qe2 b5 15. a4 a6 16. h3 Nf6 17. axb5 axb5 18. Kh2 Re8 19. Nd2 Nxd2 20. Bxd2 b4 21. Nb5 Nxe4 22. Bxe4 Bf5 23. Na7 Bxe4 24. Qc4 Qb6 25. Ra6 Bxd5 26. Qxd5 Qxa6 0-1

[Event "British Universities-chT Prelim D"]
[Site "Manchester"]
[Date "1970.04.13"]
[Round "2"]
[White "MacKenzie, DA."]
[Black "Friedlander, Ivor A"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1864"]
[BlackElo "2112"]
[PlyCount "72"]
[EventDate "1970.04.13"]
[EventType "team-swiss"]
[EventRounds "2"]
[EventCountry "ENG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Southampton"]
[BlackTeam "London"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "ENG"]

1. Nf3 g6 2. d3 Bg7 3. e4 d6 4. g3 c5 5. Bg2 Nc6 6. Nbd2 e6 7. a4 Nge7 8. 0-0 0-0 9. Re1 Rb8 10. Nc4 b6 11. e5 dxe5 12. Ncxe5 Nxe5 13. Nxe5 Bb7 14. Bxb7 Rxb7 15. c4 Bxe5 16. Rxe5 Nf5 17. a5 Rd7 18. Ra3 Nd4 19. axb6 axb6 20. Be3 Nf5 21. Bf4 Re8 22. Re2 Nd4 23. Rd2 e5 24. Bh6 Nf5 25. Be3 Nxe3 26. fxe3 Re6 27. e4 Red6 28. Kg2 Rd4 29. Qa1 Qg5 30. Rf2 Rxd3 31. Ra8+ Kg7 32. Rb8 Rd2 33. Qa8 Rxf2+ 34. Kxf2 Rd2+ 35. Kf3 Qf6+ 36. Kg4 h5+ 0-1

