[Event "American op 10th"]
[Site "Santa Monica"]
[Date "1974.11.30"]
[Round "5"]
[White "Townsend, Ed"]
[Black "Sewell, David J"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "63"]
[EventDate "1974.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. f3 c6 6. Nge2 Nbd7 7. Be3 0-0 8. a4 Qc7 9. 0-0 e5 10. Bb3 Re8 11. d5 c5 12. Nb5 Qb8 13. a5 Rd8 14. Qd2 b6 15. a6 Ne8 16. Bc4 Ndf6 17. c3 Nc7 18. b4 Nfe8 19. bxc5 dxc5 20. Nxc7 Qxc7 21. f4 exf4 22. Bxf4 Be5 23. Bg5 Rd6 24. Nf4 f6 25. Bh6 Qe7 26. Nd3 g5 27. h4 g4 28. Nxe5 Qxe5 29. Qg5+ Qxg5 30. hxg5 Rd8 31. d6+ Kh8 32. gxf6 1-0

[Event "London-ch U21"]
[Site "London"]
[Date "1973.12.??"]
[Round "?"]
[White "Cooper, Andrew"]
[Black "Sewell, David J"]
[Result "1-0"]
[ECO "E67"]
[PlyCount "83"]
[EventDate "1973.12.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d4 0-0 6. Nf3 Nbd7 7. 0-0 c6 8. b3 Re8 9. Qc2 Qc7 10. Ba3 a6 11. Rfd1 Rb8 12. Bb2 b5 13. e4 bxc4 14. bxc4 c5 15. Nd5 Nxd5 16. cxd5 a5 17. Rab1 e6 18. dxe6 fxe6 19. Ba1 Rxb1 20. Rxb1 Ba6 21. Bh3 c4 22. Bc3 Nf8 23. Qa4 Ra8 24. Ng5 Qe7 25. f4 h6 26. Nf3 Bb7 27. Nd2 Qc7 28. Qxc4 Qxc4 29. Nxc4 Bxe4 30. Re1 Bd5 31. Nb6 Ra6 32. Nxd5 exd5 33. Bg2 Nd7 34. Bxd5+ Kf8 35. Rb1 Rb6 36. Rxb6 Nxb6 37. Be4 Kf7 38. Kf2 d5 39. Bc2 Nc4 40. Bb3 Ke6 41. Bxc4 dxc4 42. d5+ 1-0

