[Event "British CF-56 U16"]
[Site "Rhyl/ Denbighshire"]
[Date "1969.08.22"]
[Round "11"]
[White "Saunders, John C"]
[Black "Marks, Laurence D"]
[Result "1/2-1/2"]
[ECO "A38"]
[PlyCount "33"]
[EventDate "1969.08.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 Nc6 7. d3 d6 8. Rb1 Rb8 9. b3 a6 10. a3 b5 11. Nd2 Bd7 12. cxb5 axb5 13. b4 cxb4 14. axb4 Nd4 15. e3 Ne6 16. Bb2 Qb6 17. Nce4 1/2-1/2

[Event "British CF-54 U14"]
[Site "Oxford/ Oxfordshire"]
[Date "1967.08.??"]
[Round "?"]
[White "Marks, Laurence D"]
[Black "Nunn, John DM"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "28"]
[EventDate "1967.08.07"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ENG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nxc6 Nxc3 10. Nxd8 Ne4+ 11. Qd2 Bxd2+ 12. Kd1 Kxd8 13. Be5 Re8 14. Bxc7+ Kxc7 0-1

