[Event "Harvard Futurity"]
[Site "Cambridge"]
[Date "1987.??.??"]
[Round "3"]
[White "Mercuri, Louis A"]
[Black "Youssef, Issa"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2303"]
[BlackElo "2230"]
[PlyCount "31"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 Bg4 6. c5 N6d7 7. Bg5 g6 8. h3 Bf5 9. Bc4 Qc8 10. Qb3 e6 11. g4 Nxc5 12. dxc5 Bxb1 13. Bf6 Rg8 14. Rxb1 Bxc5 15. 0-0 Nd7 16. Bxe6 1-0

[Event "Harvard Futurity"]
[Site "Cambridge"]
[Date "1987.??.??"]
[Round "12"]
[White "Serotta, Andrew"]
[Black "Youssef, Issa"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2185"]
[BlackElo "2230"]
[PlyCount "91"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. Qd2 Ng4 11. Bxg4 Bxg4 12. f3 Bd7 13. Rac1 Qa5 14. b3 a6 15. Rf2 Rfe8 16. Nd5 Qxd2 17. Rxd2 Nxd4 18. Bxd4 Bh6 19. Be3 Bxe3+ 20. Nxe3 Bc6 21. Nd5 Rac8 22. Nb6 Rb8 23. Kf2 Kg7 24. a4 f5 25. exf5 gxf5 26. b4 Rbd8 27. Rcd1 Rf8 28. b5 Be8 29. Re1 Rf7 30. Rde2 Kf8 31. Nd5 e5 32. Rd2 Rg7 33. Red1 axb5 34. axb5 Rg6 35. Nc7 Ke7 36. Nd5+ Kf7 37. Nc7 Rc8 38. Nxe8 Kxe8 39. Rxd6 Rxd6 40. Rxd6 Rxc4 41. Re6+ Kf7 42. Rxe5 Kf6 43. Rd5 Ke6 44. Rd8 Rb4 45. Rh8 Rxb5 46. Rxh7 1-0

[Event "Harvard Futurity"]
[Site "Cambridge"]
[Date "1987.??.??"]
[Round "13"]
[White "Youssef, Issa"]
[Black "Chabris, Christopher"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2230"]
[BlackElo "2207"]
[PlyCount "77"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 Nc6 2. Nc3 e5 3. Nf3 Nf6 4. d3 Bb4 5. Bd2 0-0 6. Nd5 Bxd2+ 7. Qxd2 h6 8. g4 d6 9. g5 hxg5 10. Nxf6+ Qxf6 11. Nxg5 Nd4 12. h4 Qh6 13. Bg2 c6 14. e3 Nf5 15. 0-0-0 f6 16. Nf3 Rb8 17. Bh3 b5 18. Rdg1 Rf7 19. h5 Rfb7 20. c5 d5 21. Qe2 d4 22. Bxf5 Bxf5 23. Nh4 Bh7 24. Kb1 dxe3 25. fxe3 Rd8 26. Ng6 Rbd7 27. Qg4 Kf7 28. Qf5 Qxe3 29. Nxe5+ Qxe5 30. Qxh7 Qxc5 31. Qxg7+ Ke8 32. Qxf6 Re7 33. Rg8+ Kd7 34. Rxd8+ Kxd8 35. Re1 Kd7 36. Rxe7+ Qxe7 37. Qxe7+ Kxe7 38. Kc2 c5 39. Kc3 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Darbro, Donald E"]
[Black "Youssef, Issa"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "44"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. Nc3 Nxd5 6. Nxd5 Qxd5 7. Nf3 Nc6 8. 0-0 0-0-0 9. d3 e5 10. Qe2 f6 11. Bd2 g5 12. Bc3 h5 13. Rfd1 h4 14. Qe4 Qd7 15. Qa4 g4 16. Nd2 g3 17. fxg3 Bc5+ 18. Kf1 hxg3 19. h3 Rxh3 20. Nf3 Rh1+ 21. Ke2 Rxd1 22. Rxd1 Nd4+ 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Haluska, J."]
[Black "Youssef, Issa"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "71"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 0-0 8. 0-0 c6 9. h3 Qc7 10. Be3 Nbd7 11. Qd2 Ne8 12. Rad1 f5 13. Bf4 e5 14. dxe5 Nxe5 15. Rfe1 Nxf3+ 16. Bxf3 Qf7 17. Nd5 Be6 18. Rxe6 Qxe6 19. Re1 Qf7 20. Re7 Qxe7 21. Nxe7+ Kh8 22. Qd7 Rf7 23. Qxb7 Rd8 24. Bxc6 Bf6 25. Nxg6+ Kg7 26. Qb5 hxg6 27. Bxe8 Re7 28. Bc6 g5 29. Be3 f4 30. Bc5 Re1+ 31. Kh2 g4 32. Bd5 f3 33. Qb7+ Kh8 34. Qf7 Be5+ 35. g3 Rb8 36. Qh5+ 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Johnson, Ri"]
[Black "Youssef, Issa"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "117"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 Nbd7 7. Nge2 Nb6 8. Bb5+ Bd7 9. Bd3 Nbxd5 10. Nxd5 Nxd5 11. Be4 c6 12. b3 e5 13. Bb2 Qg5 14. c4 Nf4 15. Nxf4 Qxf4 16. Qe2 0-0-0 17. Qf2 b6 18. 0-0-0 Bc5 19. Qg3 Qxg3 20. hxg3 f5 21. Bc2 Rde8 22. d4 exd4 23. Bxd4 Re2 24. Bxc5 bxc5 25. Rd2 Rxd2 26. Kxd2 g6 27. Rh6 Be6 28. Kc3 Kd7 29. g4 Ke7 30. gxf5 gxf5 31. Rh5 Kf6 32. Rh6+ Ke7 33. Kd2 Kf7 34. Ke3 Bd7 35. Kf4 a6 36. Bxf5 Kg7 37. Rh5 Be8 38. Rh4 h5 39. g4 Rf8 40. Ke5 Rf6 41. gxh5 Rh6 42. Bg4 Bg6 43. Rh2 Kf8 44. Kd6 a5 45. Kxc5 Be8 46. Re2 Rh7 47. Re5 a4 48. bxa4 Ra7 49. h6 Rh7 50. Re6 Ra7 51. Kb6 Rf7 52. Rxe8+ Kxe8 53. Bh5 Ke7 54. Bxf7 Kxf7 55. a5 c5 56. a6 Kg6 57. a7 Kxh6 58. a8Q Kg5 59. Qe4 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Sveen, L."]
[Black "Youssef, Issa"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "78"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. h3 0-0 8. Be3 Re8 9. Be2 c6 10. 0-0 Na6 11. Qb3 Qc7 12. c5 Be6 13. Bc4 Bxc4 14. Qxc4 Rad8 15. Ng5 Nd5 16. Rac1 Qd7 17. Nxd5 Qxd5 18. Qxd5 Rxd5 19. Nf3 Nc7 20. Rc4 Ne6 21. Rb4 Rd7 22. Rc4 Red8 23. Rd1 Rd5 24. Rd2 f5 25. g3 Rf8 26. b4 f4 27. gxf4 Nxf4 28. Bxf4 Rxf4 29. Kg2 e5 30. Kg3 Bh6 31. Nxe5 Rxe5 32. Rcc2 Rd5 33. Rc4 Rg5+ 34. Kxf4 Rf5+ 35. Kg3 Bxd2 36. a4 Be1 37. Rc2 Bxb4 38. Rb2 Ba5 39. f3 Rd5 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Mason, David"]
[Result "1-0"]
[ECO "A18"]
[PlyCount "81"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nxe4 dxe4 7. Qa4+ Bd7 8. Qxe4 Bc6 9. Qe3 Bb4 10. Nf3 0-0 11. Bc4 Bd5 12. Bxd5 Qxd5 13. 0-0 Nc6 14. Rd1 Rad8 15. Qb3 Qxb3 16. axb3 Rd3 17. Kf1 Rfd8 18. Re1 a5 19. Re3 R3d5 20. Ke2 Ne7 21. Re4 c5 22. g4 h6 23. h4 Nc6 24. g5 hxg5 25. hxg5 Re8 26. d3 Red8 27. Re3 b6 28. e6 Kf8 29. exf7 Kxf7 30. Bd2 Bxd2 31. Kxd2 Nb4 32. Ne5+ Kg8 33. f4 Rd4 34. Rf1 b5 35. f5 c4 36. f6 g6 37. f7+ Kg7 38. Rf6 R4d6 39. f8Q+ Rxf8 40. Rxd6 Rf2+ 41. Re2 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Smith, Walter"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "41"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. g3 Nc6 5. Bg2 Be7 6. 0-0 0-0 7. Rb1 a6 8. d4 cxd4 9. Nxd4 Qc7 10. e4 d6 11. Nxc6 bxc6 12. b4 Rb8 13. Qd3 Rd8 14. b5 axb5 15. cxb5 cxb5 16. Nxb5 Qa5 17. Bd2 Qxa2 18. Ra1 Qb2 19. Nd4 Bb7 20. Rfb1 Ba6 21. Qxa6 1/2-1/2

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Teismann, J."]
[Result "1-0"]
[ECO "E68"]
[PlyCount "75"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 c6 6. e4 d6 7. d4 Nbd7 8. 0-0 e5 9. d5 cxd5 10. cxd5 Nc5 11. Ne1 Nh5 12. b4 Na6 13. b5 Nc5 14. Nd3 b6 15. Nb4 f5 16. Nc6 Qc7 17. Ba3 fxe4 18. Nxe4 Nf6 19. Ng5 Bg4 20. f3 Bf5 21. Ne6 Bxe6 22. dxe6 a6 23. Bxc5 bxc5 24. e7 Rfe8 25. Qb3+ d5 26. a4 c4 27. Qb4 Nd7 28. Rad1 a5 29. Qd2 Nb6 30. f4 e4 31. f5 Qd6 32. Qf2 d4 33. f6 Bxf6 34. Qxf6 Qxf6 35. Rxf6 c3 36. Bxe4 Nd7 37. Rd6 Nc5 38. R1xd4 1-0

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Ballard, David"]
[Black "Youssef, Issa"]
[Result "1/2-1/2"]
[ECO "D46"]
[PlyCount "100"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Bd6 6. Bd3 0-0 7. 0-0 Nbd7 8. Qc2 h6 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 e5 12. c5 Bc7 13. Rd1 Qe7 14. Be3 Nf6 15. dxe5 Bxe5 16. Nxe5 Qxe5 17. Bf3 Ng4 18. Bxg4 Bxg4 19. Rd4 Bf5 20. Qc3 Rfe8 21. b4 Be4 22. Qd2 Qe6 23. h3 Qg6 24. g4 Qf6 25. f4 Rad8 26. Re1 Bd5 27. a3 Rd7 28. Bf2 Rde7 29. Rxe7 Qxe7 30. Qd3 Qe6 31. Kh2 g6 32. Kg3 f5 33. Qd2 Re7 34. Rd3 Qe4 35. Bd4 Qh1 36. Qh2 Qf1 37. Rd2 Qf3+ 38. Kh4 g5+ 39. fxg5 hxg5+ 40. Kxg5 Qe4 41. Qf4 Qxf4+ 42. Kxf4 fxg4 43. Kxg4 Be6+ 44. Kg3 Rd7 45. h4 Rd5 46. Be3 Rxd2 47. Bxd2 b6 48. cxb6 axb6 49. Be3 b5 50. h5 Bd5 1/2-1/2

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Jirjis, F."]
[Black "Youssef, Issa"]
[Result "0-1"]
[ECO "D93"]
[PlyCount "76"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 g6 5. Bf4 Bg7 6. e3 0-0 7. Rc1 a6 8. c5 Nbd7 9. Qa4 Re8 10. h3 Nh5 11. g3 h6 12. Ne2 g5 13. Be5 f6 14. g4 fxe5 15. gxh5 e4 16. Nh2 e5 17. Ng4 exd4 18. Nxd4 Ne5 19. Be2 Nxg4 20. Bxg4 Bxg4 21. hxg4 Bxd4 22. Qxd4 Rf8 23. Rg1 Qc7 24. Rg2 Rf3 25. Rc2 Raf8 26. b4 Rh3 27. Re2 Rh2 28. Rxh2 Qxh2 29. f4 Qg3+ 30. Rf2 Rxf4 31. exf4 e3 32. Qb2 gxf4 33. Qc2 Qxf2+ 34. Qxf2 exf2+ 35. Kxf2 d4 36. Kf3 d3 37. Kxf4 d2 38. Kf5 d1Q 0-1

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Mason, David"]
[Black "Youssef, Issa"]
[Result "1/2-1/2"]
[ECO "E01"]
[PlyCount "79"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. Nf3 Bd6 6. b3 0-0 7. 0-0 a5 8. Ba3 b5 9. Bxd6 Qxd6 10. c5 Qe7 11. a3 Nbd7 12. b4 axb4 13. Qb3 bxa3 14. Nxa3 e5 15. e3 e4 16. Nd2 Ba6 17. Nc2 Rfb8 18. Rxa6 Rxa6 19. Nb4 Rba8 20. Nxa6 Rxa6 21. Qc3 Nb8 22. Ra1 Qa7 23. Nb3 Rxa1+ 24. Qxa1 Qa4 25. Qxa4 bxa4 26. Na1 Na6 27. Kf1 Nb4 28. Ke2 Kf8 29. h3 Nd7 30. Kd2 g5 31. Bf1 Nb8 32. Kc3 N8a6 33. Bxa6 Nxa6 34. Nc2 Ke7 35. Kb2 Kd7 36. Ka3 Kc7 37. Kxa4 Kb7 38. Ne1 Nc7 39. f4 f6 40. fxg5 1/2-1/2

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Prusaitis, William"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "117"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 c6 6. Bg2 Bg4 7. a3 Be7 8. Nf3 0-0 9. 0-0 Bf5 10. Re1 Ne4 11. Bf4 Nd7 12. Nd2 Nxd2 13. Qxd2 Nf6 14. f3 Nh5 15. Be3 Nf6 16. Bf2 Re8 17. e4 Be6 18. e5 Nd7 19. f4 Nf8 20. Be3 Qd7 21. Qf2 Bf5 22. Bf3 Bd8 23. Kh1 g6 24. Rg1 h5 25. Qe2 Bg4 26. Nd1 Bxf3+ 27. Qxf3 Qg4 28. Qg2 h4 29. Nf2 Qe2 30. Rae1 Qxb2 31. g4 Qxa3 32. g5 Qb2 33. Qh3 Ne6 34. Ng4 Ng7 35. Nf6+ Bxf6 36. gxf6 Nh5 37. Qxh4 Kh8 38. Rg5 Qc2 39. f5 Qe4+ 40. Qxe4 dxe4 41. fxg6 fxg6 42. Rxg6 Nxf6 43. exf6 Rad8 44. Reg1 Rd7 45. Rh6+ Rh7 46. Rxh7+ Kxh7 47. Rg7+ Kh8 48. Rxb7 Rf8 49. f7 Kg7 50. Rxa7 Kg6 51. Bf4 Kg7 52. Bd6 Rxf7 53. Rxf7+ Kxf7 54. Kg2 Ke6 55. Bf4 Kf5 56. Be3 Kg4 57. h3+ Kh4 58. Bf2+ Kg5 59. Kg3 1-0

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Rawley, Lloyd"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "110"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 Be6 4. Bg2 c6 5. d3 Nd7 6. e4 Be7 7. Nge2 g6 8. 0-0 f5 9. Bh3 Ngf6 10. f4 Qb6+ 11. Kg2 Ng4 12. Bxg4 fxg4 13. f5 Bf7 14. Rb1 h5 15. b4 gxf5 16. Rxf5 Be6 17. Rf1 h4 18. b5 Qd8 19. Be3 Bg5 20. Qc1 Bxe3 21. Qxe3 hxg3 22. hxg3 Qe7 23. Rh1 Rh3 24. Rbf1 Nc5 25. d4 exd4 26. Qxd4 0-0-0 27. Nf4 Rxh1 28. Rxh1 Bd7 29. bxc6 bxc6 30. Rh8 Qe5 31. Rxd8+ Kxd8 32. Qxe5 dxe5 33. Ng6 Nd3 34. Nd1 Be6 35. Nf2 Ne1+ 36. Kh1 Nf3 37. Nd3 Bxc4 38. Ngxe5 Nxe5 39. Nxe5 Bxa2 40. Nxc6+ Kc7 41. Nd4 Kd6 42. Kg1 Kc5 43. Ne2 Bc4 44. Nc1 Kd4 45. Kf2 Kxe4 46. Ke1 Ke3 47. Ne2 Kf3 48. Nd4+ Kxg3 49. Nc2 Kf4 50. Kd2 g3 51. Ne1 Bf1 52. Kd1 Ke3 53. Nc2+ Kf2 54. Ne1 Be2+ 55. Kd2 a6 0-1

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Rogan, Marvin"]
[Result "1/2-1/2"]
[ECO "A39"]
[PlyCount "70"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 c5 4. Bg2 Nc6 5. Nf3 Bg7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 a5 11. Rb1 Nd7 12. e4 Nc5 13. Qe2 Bd7 14. Be3 Bc6 15. Rfd1 b6 16. Bd4 Qc8 17. Bxg7 Kxg7 18. e5 Bxg2 19. Kxg2 Qc6+ 20. Kg1 dxe5 21. Qxe5+ Qf6 22. Qxf6+ exf6 23. Rd6 Rab8 24. b4 Ne6 25. Nd5 b5 26. cxb5 Rxb5 27. a4 Rb7 28. b5 Rc8 29. Ra6 Rd8 30. Ne3 Rd4 31. Rxa5 Nc5 32. Nc2 Rxa4 33. Rxa4 Nxa4 34. Na3 Kf8 35. Rb4 Nb6 1/2-1/2

[Event "Ann Arbor ch-MI op"]
[Site "Ann Arbor"]
[Date "1983.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Thurman, John B"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "59"]
[EventDate "1983.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 g6 5. Nf3 d5 6. cxd5 Nxd5 7. 0-0 Bg7 8. Re1 Nxc3 9. bxc3 0-0 10. Rb1 Qc7 11. Qc2 e5 12. e4 Rd8 13. Bb2 Be6 14. a4 h6 15. Ba1 Na5 16. d3 c4 17. d4 Nb3 18. Red1 Qa5 19. Nxe5 Bxe5 20. dxe5 Qxe5 21. f4 Qa5 22. Bb2 Qxa4 23. f5 Bd7 24. fxg6 fxg6 25. Rd6 Be8 26. e5 Rxd6 27. exd6 Nc5 28. Qf2 Nd3 29. Bd5+ Kh7 30. Qf8 1-0

[Event "East Lansing-ch MI op"]
[Site "East Lansing"]
[Date "1982.??.??"]
[Round "?"]
[White "Daniel, A."]
[Black "Youssef, Issa"]
[Result "1/2-1/2"]
[ECO "D50"]
[PlyCount "68"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. Rc1 0-0 6. Nf3 c6 7. e3 Nbd7 8. cxd5 exd5 9. Bd3 h6 10. Bh4 Re8 11. 0-0 Nb6 12. Ne5 Qd6 13. Ne2 Nbd7 14. a3 Ba5 15. Bg3 Qf8 16. f4 Bd8 17. h3 Ne4 18. Bxe4 dxe4 19. Qb3 Bb6 20. Ng6 Qd6 21. f5 Qd5 22. Qxd5 cxd5 23. Ngf4 Nf6 24. Nc3 Bxf5 25. Ncxd5 Nxd5 26. Nxd5 Be6 27. Nxb6 axb6 28. Rc3 Rac8 29. Rfc1 Rxc3 30. Rxc3 Kf8 31. Bd6+ Kg8 32. Kf1 Rc8 33. Rxc8+ Bxc8 34. d5 f5 1/2-1/2

[Event "East Lansing-ch MI op"]
[Site "East Lansing"]
[Date "1982.??.??"]
[Round "?"]
[White "Geno, R."]
[Black "Youssef, Issa"]
[Result "1/2-1/2"]
[ECO "C24"]
[PlyCount "90"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 d6 4. h3 Nc6 5. a3 Be7 6. Nf3 0-0 7. c3 d5 8. exd5 Nxd5 9. 0-0 Bf6 10. Nbd2 Be6 11. Re1 Nf4 12. Bxe6 Nxe6 13. Ne4 Kh8 14. Nxf6 Qxf6 15. Qb3 Nc5 16. Qd5 Qd6 17. Qxd6 cxd6 18. Rd1 Nb3 19. Rb1 d5 20. Nd2 Nxc1 21. Rbxc1 f5 22. b4 Rad8 23. Nb3 b5 24. Nc5 Rfe8 25. f3 d4 26. c4 bxc4 27. Rxc4 Ne7 28. Ne6 Rc8 29. Rdc1 Rxc4 30. Rxc4 Kg8 31. Nc5 Nd5 32. g3 Kf7 33. Kf2 g5 34. Nb7 Rb8 35. Na5 Re8 36. Rc5 Ke6 37. Nc4 e4 38. Rc6+ Ke7 39. fxe4 fxe4 40. dxe4 Nc3 41. Nd6 Rd8 42. Nf5+ Kf7 43. Rc7+ Kf6 44. Kf3 Nb1 45. Rc6+ Kf7 1/2-1/2

[Event "East Lansing-ch MI op"]
[Site "East Lansing"]
[Date "1982.??.??"]
[Round "?"]
[White "King, Harvey B"]
[Black "Youssef, Issa"]
[Result "0-1"]
[ECO "C51"]
[PlyCount "74"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 d6 7. 0-0 Bf6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qb3 Be6 11. Bxe6 fxe6 12. Rd1 Qc8 13. f4 Ne7 14. fxe5 Bxe5 15. Ba3 Bd6 16. Qa4+ Nc6 17. Rxd6 cxd6 18. Bxd6 Qd7 19. Bg3 0-0 20. Na3 Rad8 21. Nc2 Qd3 22. Qb3 Qxe4 23. Re1 Qd5 24. Qxb7 Qc5+ 25. Kh1 Qxc3 26. Qb1 Rd2 27. Ne3 Qd3 28. Nf1 Qxb1 29. Rxb1 Rxa2 30. Kg1 Re2 31. Rb7 Rc2 32. Rb1 e5 33. Ne3 Rc5 34. Bf2 a5 35. Nf1 Nd4 36. Ng3 Rc2 37. Re1 Rfxf2 0-1

[Event "East Lansing-ch MI op"]
[Site "East Lansing"]
[Date "1982.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Geshel, J."]
[Result "1-0"]
[ECO "A22"]
[PlyCount "99"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Be7 4. Bg2 d6 5. e3 c6 6. d4 exd4 7. exd4 Bf5 8. Nge2 0-0 9. 0-0 Re8 10. Nf4 Nbd7 11. b4 Nb6 12. Qb3 Qc7 13. Be3 Rad8 14. d5 cxd5 15. Bxb6 Qxb6 16. Ncxd5 Nxd5 17. Nxd5 Qd4 18. Rad1 Qg4 19. Ne3 Qg6 20. Nxf5 Qxf5 21. Bxb7 Bf8 22. Qc3 Re5 23. Rd4 Rde8 24. Rf4 Qd7 25. Bd5 R8e7 26. Qf3 g6 27. Re4 Rxe4 28. Bxe4 Qa4 29. a3 Bg7 30. Bc6 Qc2 31. Bb5 Bd4 32. Kg2 Re6 33. Qd1 Qe4+ 34. Qf3 Qc2 35. Qf4 Be5 36. Qc1 Qe4+ 37. Kg1 Qb7 38. Ba4 Rf6 39. c5 dxc5 40. bxc5 Qa6 41. Qc2 Rf3 42. Qe4 Rxa3 43. Qxe5 Rxa4 44. Rb1 f5 45. Qd5+ Kg7 46. c6 Kh6 47. Qd2+ f4 48. Rc1 Rc4 49. Rxc4 Qxc4 50. Qxf4+ 1-0

[Event "East Lansing-ch MI op"]
[Site "East Lansing"]
[Date "1982.??.??"]
[Round "?"]
[White "Youssef, Issa"]
[Black "Hahn, David"]
[Result "1/2-1/2"]
[ECO "E72"]
[PlyCount "27"]
[EventDate "1982.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 0-0 6. g3 Nc6 7. Bg2 e5 8. d5 Nd4 9. 0-0 c5 10. dxc6 bxc6 11. Nxd4 exd4 12. Qxd4 Ng4 13. Qd1 Qb6 14. Na4 1/2-1/2

