[Event "National op"]
[Site "Chicago"]
[Date "1991.??.??"]
[Round "2"]
[White "Cannone, Charles"]
[Black "Clough, D."]
[Result "0-1"]
[ECO "D05"]
[PlyCount "54"]
[EventDate "1991.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 c5 7. c3 Nbd7 8. Re1 Be7 9. dxc5 Bxc5 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qc7 13. Qe2 0-0 14. Bxh7+ Kxh7 15. Ng5+ Kg8 16. Qh5 Nf6 17. Qh4 Qc6 18. Qh3 Rad8 19. Bf4 Rd3 20. Bg3 Rfd8 21. b4 R8d5 22. b5 Qd7 23. Qh4 Rf5 24. Kh1 Qd5 25. f3 Rxg5 26. c4 Qxf3 27. Rg1 Qh5 0-1

[Event "National op"]
[Site "Chicago"]
[Date "1991.??.??"]
[Round "1"]
[White "Clough, D."]
[Black "Marshall, Eric"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "51"]
[EventDate "1991.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Be2 e6 4. 0-0 Nf6 5. d3 Be7 6. h3 d6 7. Nbd2 0-0 8. Nh2 Nd4 9. c3 Nxe2+ 10. Qxe2 e5 11. f4 Be6 12. f5 Bd7 13. Nc4 b5 14. Ne3 Bc6 15. Neg4 a6 16. Bg5 Nh5 17. Bxe7 Qxe7 18. Nh6+ gxh6 19. Qxh5 Qg5 20. Ng4 Kg7 21. f6+ Kh8 22. Qxh6 Qxh6 23. Nxh6 c4 24. Rf3 cxd3 25. Rg3 Bxe4 26. Rg8+ 1-0

[Event "National op"]
[Site "Chicago"]
[Date "1991.??.??"]
[Round "4"]
[White "Conlon, R."]
[Black "Clough, D."]
[Result "0-1"]
[ECO "E01"]
[PlyCount "68"]
[EventDate "1991.05.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 c5 6. cxd5 Nxd5 7. 0-0 Be7 8. e4 Nb4 9. a3 Na6 10. Nc3 0-0 11. Be3 cxd4 12. Bxd4 b6 13. Qc2 Bb7 14. e5 Rc8 15. Ng5 Bxg5 16. Bxb7 Rc4 17. Rad1 Nab8 18. f4 Be7 19. Qd3 Rxd4 20. Qf3 Rxd1 21. Rxd1 Qc7 22. Kg2 a6 23. Be4 Rd8 24. g4 g6 25. g5 Nc5 26. h4 Nxe4 27. Rxd8+ Qxd8 28. Nxe4 Nc6 29. h5 Nd4 30. Qd3 Qd5 31. Kh3 Nf5 32. Qc2 gxh5 33. Qc8+ Kg7 34. Nf6 Qh1# 0-1

