[Event "Western Class-ch 15th"]
[Site "Agoura Hills"]
[Date "2008.01.21"]
[Round "5"]
[White "Del Rosario, Francisco"]
[Black "Hermansen, Ron"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "2254"]
[PlyCount "77"]
[EventDate "2008.01.18"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. e5 Nd5 5. Nc3 Nc7 6. Bc4 g6 7. 0-0 Bg7 8. Re1 0-0 9. d3 Na5 10. Bb3 Nxb3 11. axb3 d5 12. d4 b6 13. Be3 cxd4 14. Nxd4 Bxe5 15. Bh6 Bf6 16. Bxf8 Kxf8 17. Qd2 Bb7 18. Rad1 e5 19. Nf3 Qe7 20. Qh6+ Kg8 21. h4 Bg7 22. Qg5 f6 23. Qg3 Qb4 24. h5 gxh5 25. Nd4 Kh8 26. Na2 Qc5 27. b4 Qf8 28. Nf5 Ne6 29. Nc3 Rd8 30. b5 Qf7 31. Ra1 Bc8 32. Ra4 Nc5 33. Rh4 d4 34. b4 Ne6 35. Ne4 Rg8 36. Ned6 Qd7 37. Rxh5 Bf8 38. Qh4 Ng5 39. Rxh7+ 0-1

[Event "Western Class-ch 15th"]
[Site "Agoura Hills"]
[Date "2008.01.20"]
[Round "3"]
[White "Del Rosario, Francisco"]
[Black "Banawa, Jouaquin"]
[Result "1-0"]
[ECO "B31"]
[BlackElo "2331"]
[PlyCount "69"]
[EventDate "2008.01.18"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 cxd4 8. cxd4 d5 9. e5 Ne8 10. Nc3 Bg4 11. Be3 Rc8 12. h3 Bxf3 13. Qxf3 e6 14. Rac1 f6 15. exf6 Bxf6 16. Qg4 Ng7 17. Na4 Nf5 18. Bxc6 Rxc6 19. Rxc6 bxc6 20. Nc5 Re8 21. Qd1 e5 22. dxe5 Bxe5 23. Qa4 Qd6 24. Bf4 Qxc5 25. Rxe5 Rf8 26. Re6 Ng7 27. Be3 d4 28. Rxc6 Qd5 29. Bxd4 Ne6 30. Be3 a5 31. Qc4 Qxc4 32. Rxc4 Rb8 33. b3 Kf7 34. Bd2 Rb5 35. Ra4 1-0

[Event "Western Class-ch 15th"]
[Site "Agoura Hills"]
[Date "2008.01.20"]
[Round "4"]
[White "Yotov, Valentin"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "D57"]
[WhiteElo "2495"]
[PlyCount "105"]
[EventDate "2008.01.18"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Rd8 12. Be2 b6 13. 0-0 Bb7 14. a4 Nd7 15. a5 c5 16. dxc5 Nxc5 17. Qb4 Qc7 18. Nd4 Ne4 19. Rfc1 Rac8 20. Bg4 Ra8 21. Rab1 Bc8 22. axb6 axb6 23. Bf3 Bd7 24. Qxb6 Qxb6 25. Rxb6 Nxc3 26. Rd6 Kf8 27. Kf1 Ne4 28. Rxd5 Nd2+ 29. Ke1 Nxf3+ 30. Nxf3 Rdc8 31. Rdc5 Rxc5 32. Rxc5 Ra1+ 33. Kd2 Ra2+ 34. Rc2 Rxc2+ 35. Kxc2 Bc6 36. Kd3 Ke7 37. e4 h5 38. h4 g6 39. Nd4 Bb7 40. g3 Kd6 41. f4 Bc8 42. Nf3 Ba6+ 43. Kd4 Ke7 44. Ke5 f6+ 45. Kd4 Bb7 46. Nd2 Bc8 47. Nc4 Bb7 48. Nd2 Bc8 49. Nc4 Bh3 50. Ne3 Kf7 51. f5 gxf5 52. exf5 Ke7 53. Kc5 1-0

[Event "Fremont Summer camp casual"]
[Site "Fremont"]
[Date "2004.07.01"]
[Round "?"]
[White "Evans, Bela"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2350"]
[BlackElo "2100"]
[PlyCount "86"]
[EventDate "2004.07.01"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Qh5+ g6 8. Nxg6 hxg6 9. Qxh8 Qd5 10. Qe5+ Qxe5 11. dxe5 Nd7 12. Bf4 Bg7 13. Bc4 Ne7 14. 0-0-0 Nxe5 15. Bxe5 Bxe5 16. Rhe1 Bg4 17. f3 Bf4+ 18. Kb1 exf3 19. gxf3 Bxf3 20. Rd3 Bc6 21. Be6 Rd8 22. Bf7+ Kxf7 23. Rxd8 Bxh2 24. Rh8 Bd6 25. Rh7+ Kf6 26. c4 Nf5 27. a3 g5 28. Rg1 Bf3 29. b4 g4 30. c5 Be5 31. Rf1 Kg5 32. Rf7 Kf4 33. Kc2 Kg5 34. Kd3 Kg6 35. Rf8 Nd4 36. Re1 Bg7 37. Rg8 Nf5 38. Rc8 g3 39. Rxc7 g2 40. Rxg7+ Kxg7 41. Kc4 Ne3+ 42. Rxe3 g1Q 43. Rxf3 Qg4+ 0-1

[Event "Fremont training game"]
[Site "Fremont"]
[Date "2004.05.28"]
[Round "?"]
[White "Sheth, Surag"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "942"]
[BlackElo "2050"]
[PlyCount "50"]
[EventDate "2004.05.28"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. d4 Nbd7 5. Bb5 c6 6. Bc4 Be7 7. d5 0-0 8. Ng5 a5 9. dxc6 bxc6 10. 0-0 Rb8 11. f4 Rb4 12. b3 h6 13. Ba3 hxg5 14. Bxb4 axb4 15. fxg5 bxc3 16. gxf6 Nxf6 17. Qf3 d5 18. Rad1 Qb6+ 19. Qf2 Qxf2+ 20. Rxf2 dxc4 21. bxc4 Bc5 22. a4 Ng4 23. Kf1 Bxf2 24. Rd6 Be6 25. h3 Bxc4+ 0-1

[Event "Fremont casual"]
[Site "Fremont"]
[Date "2003.10.24"]
[Round "?"]
[White "Shah, Arnav"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1525"]
[BlackElo "2049"]
[PlyCount "31"]
[EventDate "2003.04.14"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "USA"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. Bc4 Nxe4 5. Qxd4 Nd6 6. 0-0 Nxc4 7. Re1+ Be7 8. Qxg7 d6 9. Qxh8+ Kd7 10. Qxd8+ Kxd8 11. Nc3 Bf5 12. Nd5 Bf8 13. Nf6 Be7 14. Nd5 Bf8 15. Bg5+ Kd7 16. Nf6+ 1-0

[Event "Fremont Chess Camp op 3"]
[Site "Fremont"]
[Date "2003.07.07"]
[Round "1"]
[White "Wai, Wesley"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "2065"]
[PlyCount "64"]
[EventDate "2003.07.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 f5 4. 0-0 fxe4 5. d4 exf3 6. Qxf3 Qf6 7. Qxf6 Nxf6 8. dxe5 dxe5 9. Nc3 Bf5 10. Bg5 Nbd7 11. Bxf6 gxf6 12. f3 Bc5+ 13. Kh1 0-0-0 14. a3 Bxc2 15. b4 Bd4 16. Rac1 Bf5 17. a4 Nb6 18. Nb5 Nxc4 19. Rxc4 Bd3 20. Rxc7+ Kb8 21. Nxd4 Bxf1 22. Ne6 Rd1 23. h3 Bc4+ 24. Kh2 Bxe6 25. b5 Kxc7 26. a5 Rg8 27. g4 h5 28. Kg3 f5 29. Kf2 hxg4 30. h4 g3+ 31. Kg2 f4 32. h5 Rgd8 0-1

[Event "BCC Early Fall op"]
[Site "San Mateo"]
[Date "2000.??.??"]
[Round "?"]
[White "Cromwell, Robert J"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "52"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "PUR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Nbd2 e6 5. Bd3 Bxd3 6. cxd3 Be7 7. 0-0 0-0 8. b3 Nbd7 9. Bb2 c5 10. Rc1 Rc8 11. Qe2 Qa5 12. Bc3 Qa6 13. Rfe1 cxd4 14. Bxd4 Ba3 15. Rxc8 Rxc8 16. Nb1 Bc5 17. Rd1 Bd6 18. Qd2 h6 19. Qb2 e5 20. Nxe5 Nxe5 21. Bxe5 Bxe5 22. Qxe5 Qxd3 23. Qd4 Qxd4 24. exd4 Rc2 25. a4 Ne4 26. f3 Nc3 0-1

[Event "BCC Santa op"]
[Site "San Mateo"]
[Date "2000.??.??"]
[Round "?"]
[White "Deb, Akash"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "66"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "PUR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. b4 c6 2. e3 d5 3. Bb2 Qb6 4. a3 a5 5. Bd4 Qc7 6. b5 e5 7. Bb2 Bd6 8. c4 Nf6 9. Qc2 cxb5 10. c5 Qxc5 11. Qxc5 Bxc5 12. Bxe5 Nbd7 13. Bxb5 Ke7 14. Bg3 Ne4 15. Bc7 Ndf6 16. d4 Bd6 17. Bxd6+ Nxd6 18. Bd3 Bd7 19. Nd2 Rhc8 20. Ne2 b5 21. f3 Nc4 22. Nxc4 dxc4 23. Be4 Nxe4 24. fxe4 b4 25. Kd2 c3+ 26. Kc2 Ba4+ 27. Kb1 b3 28. Nf4 Rab8 29. Nd5+ Ke8 30. Nxc3 Rxc3 31. Kb2 Rc2+ 32. Kb1 b2 33. Ra2 Rxg2 0-1

[Event "BCC Early Fall op"]
[Site "San Mateo"]
[Date "2000.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Sze, Jerry"]
[Result "1/2-1/2"]
[ECO "D01"]
[PlyCount "39"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "PUR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Nc3 Bf5 4. Nf3 e6 5. Nh4 Bg6 6. Nxg6 hxg6 7. e4 Be7 8. exd5 Nxd5 9. Bxe7 Qxe7 10. Qf3 c6 11. 0-0-0 Nd7 12. Ne4 N5f6 13. Bd3 0-0-0 14. h3 Nxe4 15. Bxe4 Nf6 16. Rhe1 Rh4 17. c3 Nxe4 18. Rxe4 Qg5+ 19. Kc2 Rxe4 20. Qxe4 1/2-1/2

[Event "BCC Early Fall op"]
[Site "San Mateo"]
[Date "2000.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Thiel, Peter"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "68"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "PUR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e5 3. d4 cxd4 4. Nf3 Nc6 5. Bc4 Qc7 6. 0-0 Nf6 7. Qe2 Bc5 8. Bg5 d6 9. h3 Nd7 10. cxd4 Nxd4 11. Nxd4 Bxd4 12. Nc3 Bxc3 13. bxc3 Nb6 14. Bb3 h6 15. Qh5 a5 16. Rab1 a4 17. Bd5 Nxd5 18. exd5 Qxc3 19. Rfc1 Qd3 20. Qh4 Qxd5 21. Be7 Qe6 22. Rc7 Bd7 23. Rbxb7 Qxe7 24. Qxe7+ Kxe7 25. Rxd7+ Ke6 26. Rxf7 g5 27. Rbe7+ Kd5 28. Rf6 Ra6 29. Rd7 a3 30. g4 Rb8 31. Rxh6 Rb2 32. h4 Rxa2 33. hxg5 Rb2 34. g6 a2 0-1

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Blohm, David"]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2240"]
[BlackElo "2040"]
[PlyCount "112"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 Bg4 11. h3 Bh5 12. g4 Bg6 13. Nh4 Ne6 14. Nxg6 hxg6 15. Bh4 g5 16. Bg3 Nf4 17. h4 g6 18. hxg5 Nh3+ 19. Kg2 Nxg5 20. f3 Kg7 21. Qd2 Nfh7 22. Rh1 Rh8 23. dxe5 dxe5 24. Rad1 Qf6 25. Qe3 Rad8 26. Rd5 Rxd5 27. exd5 e4 28. f4 Nf3 29. Qxe4 Qb6 30. Bd3 Nhg5 31. fxg5 Rxh1 32. Kxf3 Qb1 33. Qe5+ Kf8 34. Qxc7 Qd1+ 35. Be2 Qxd5+ 36. Kf2 Rb1 37. Qd6+ Qxd6 38. Bxd6+ Ke8 39. Bc4 Rd1 40. Bc5 Rd2+ 41. Ke3 Rxc2 42. Kd3 Rg2 43. Bb5+ Kd8 44. Bxa7 Rxg4 45. Be3 Ke7 46. Bc4 f5 47. gxf6+ Kxf6 48. Bd5 b5 49. c4 bxc4+ 50. Bxc4 Ke7 51. a4 Kd6 52. Bb5 Kc7 53. a5 Rb4 54. Be8 Kb7 55. Bxg6 Rb3+ 56. Kd4 Rxe3 1/2-1/2

[Event "BCC Late Winter op"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "4"]
[White "Bogas, Edgar"]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "C40"]
[PlyCount "33"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Bd6 5. Nc4 Nf6 6. Bg5 0-0 7. Be2 Re8 8. Nbd2 Nbd7 9. Nxd6 cxd6 10. 0-0 Nf8 11. Bb5 Re6 12. c3 Ng6 13. Re1 Qa5 14. Qa4 Qxa4 15. Bxa4 d5 16. Bb3 Rd6 17. Nf1 1/2-1/2

[Event "BCC Late Winter op"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "5"]
[White "Childress, Jason W"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "65"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4 5. Bc4 e6 6. 0-0 Be7 7. Bxd5 exd5 8. Qd3 Bxf3 9. Qxf3 0-0 10. Nc3 c6 11. Ne2 Nd7 12. Ng3 Re8 13. Nf5 Bf8 14. Bd2 Qf6 15. Nh6+ gxh6 16. Qg4+ Qg6 17. Qxd7 Re7 18. Qh3 Re2 19. Rad1 Rae8 20. c3 Qc2 21. Qg4+ Kh8 22. Be3 b6 23. Qf3 Kg7 24. Rc1 Qxb2 25. Bxh6+ Kxh6 26. Qf6+ Kh5 27. h3 R8e4 28. g4+ Rxg4+ 29. hxg4+ Kxg4 30. Kh1 Be7 31. Rg1+ Kh5 32. Rg5+ Kh4 33. Qh6# 1-0

[Event "BCC Late Winter op"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "1"]
[White "Del Rosario, Francisco"]
[Black "Beekman, J."]
[Result "1-0"]
[ECO "B21"]
[PlyCount "27"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 Bg4 7. Bxf7+ Kxf7 8. Ng5+ Ke8 9. Qxg4 Ne5 10. Qe2 Qd7 11. 0-0 h6 12. Nh3 Nf6 13. f4 Qg4 14. fxe5 1-0

[Event "BCC Late Winter op"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "3"]
[White "Del Rosario, Francisco"]
[Black "Olujic, Svjetoslav"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "63"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bb4 6. Bc4 Bxc3+ 7. bxc3 Nge7 8. 0-0 0-0 9. Bg5 d6 10. h3 Be6 11. Bxe6 fxe6 12. Qb3 Qc8 13. Rab1 b6 14. Nd4 Nxd4 15. cxd4 Ng6 16. Rfc1 Qd7 17. Qc4 c5 18. Be3 d5 19. exd5 exd5 20. Qa6 c4 21. a4 Nf4 22. Bxf4 Rxf4 23. a5 bxa5 24. Rb7 Qf5 25. f3 Rxf3 26. gxf3 Qg5+ 27. Kh2 Qxc1 28. Qe6+ Kh8 29. Qe5 Rg8 30. Rxg7 Rxg7 31. Qe8+ Rg8 32. Qe5+ 1/2-1/2

[Event "Burl McIlrath Memorial"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "3"]
[White "Del Rosario, Francisco"]
[Black "Pope, M."]
[Result "1-0"]
[ECO "C50"]
[PlyCount "87"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. b4 Bb6 6. b5 Na5 7. Nxe5 Nxc4 8. Nxc4 0-0 9. Nxb6 axb6 10. Nc3 Re8 11. Re1 d6 12. d4 Re7 13. Bg5 Re6 14. Qf3 Qe8 15. d5 Nxe4 16. Rxe4 Rxe4 17. Qxe4 Bd7 18. Qxe8+ Rxe8 19. Kf1 f6 20. Bf4 Bf5 21. Re1 Rxe1+ 22. Kxe1 Bxc2 23. Kd2 Bg6 24. Ke3 Kf7 25. Kd4 Ke7 26. Bd2 Kd7 27. Ne2 Bf7 28. h3 Bg6 29. Nf4 Bf7 30. a3 Ke7 31. Ne6 Bxe6 32. dxe6 Kxe6 33. Ke4 Kd7 34. Be3 Ke6 35. g4 g6 36. f3 Ke7 37. Kd5 Kd7 38. a4 c6+ 39. Ke4 c5 40. Kd5 g5 41. Bf2 c4 42. Kxc4 Ke6 43. Bxb6 Ke5 44. Be3 1-0

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Schiller, Eric Andrew"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2040"]
[BlackElo "2255"]
[PlyCount "69"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. 0-0 h6 7. h3 c6 8. a4 Qc7 9. Be3 Nf8 10. Qe2 Rg8 11. Rfd1 g5 12. dxe5 dxe5 13. Nxe5 Qxe5 14. Bd4 Qc7 15. e5 N6h7 16. Ne4 Ne6 17. Nd6+ Bxd6 18. exd6 Qd7 19. Ra3 Nhf8 20. Re3 b6 21. Bf6 a6 22. Qh5 Rg6 23. Be7 c5 24. Bd3 Rg8 25. Rde1 Qxa4 26. Bxf8 Kxf8 27. Qxh6+ Rg7 28. Qh8+ Rg8 29. Qf6 Qe8 30. Bf5 Qd8 31. Qxd8+ Nxd8 32. Re8+ Kg7 33. Rxg8+ Kxg8 34. Re8+ Kg7 35. Rxd8 1-0

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Yamamoto, Craig"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2040"]
[BlackElo "1610"]
[PlyCount "56"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. f4 d5 6. e5 f6 7. Qh5+ Kd7 8. Nf3 e6 9. Be3 Kc7 10. 0-0 Bd7 11. Na3 Rc8 12. Nb5+ Kb8 13. Rad1 Be8 14. Qh3 f5 15. Rd2 Nh6 16. Kh1 a6 17. Nbd4 Nxd4 18. Nxd4 Bd7 19. Bg1 Be7 20. Qe3 Ng4 21. Qe2 Qe8 22. Rfd1 g5 23. c4 dxc4 24. Bxc4 Bb4 25. Rc2 gxf4 26. Bxa6 Rxc2 27. Nxc2 Ba5 28. h3 h5 0-1

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Zilberstein, Dmitry"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2040"]
[BlackElo "2390"]
[PlyCount "50"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. d4 Nxe4 4. Nxe4 dxe4 5. Be3 Bf5 6. f3 e6 7. fxe4 Qh4+ 8. Kd2 Qxe4 9. Nf3 Bb4+ 10. c3 Be7 11. Ne1 Nc6 12. Bd3 Qd5 13. Qe2 Bxd3 14. Nxd3 e5 15. Rae1 0-0-0 16. Kc1 exd4 17. Bxd4 Qxa2 18. Rhf1 Nxd4 19. cxd4 Bg5+ 20. Kc2 Rxd4 21. Ne5 Rd2+ 22. Qxd2 Bxd2 23. Kxd2 Qxb2+ 24. Kd3 Rd8+ 25. Kc4 Rd4+ 0-1

[Event "Berkeley Peoples op"]
[Site "Berkeley"]
[Date "1999.??.??"]
[Round "?"]
[White "Grijalva, Ricky"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "C31"]
[WhiteElo "1675"]
[BlackElo "2040"]
[PlyCount "50"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 c6 4. Nc3 Bb4 5. Qe2 Nf6 6. Qxe5+ Kd7 7. Qd4 Qe7+ 8. Be2 Rd8 9. dxc6+ Ke8 10. Qe5 Nxc6 11. Qxe7+ Kxe7 12. Nf3 Bf5 13. d3 Rac8 14. Bd2 Kf8 15. 0-0-0 a6 16. h3 h5 17. Rhe1 Bd6 18. Nh4 Be6 19. Ne4 Nxe4 20. dxe4 Bxa2 21. Nf5 Bc5 22. Be3 Bxe3+ 23. Nxe3 Nd4 24. c3 b5 25. Nc2 Nb3# 0-1

[Event "Burl McIlrath Memorial"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "6"]
[White "Herbers, Patrick"]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "A11"]
[PlyCount "63"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. b3 Bf5 4. Ba3 Nf6 5. Bg2 g6 6. Nf3 Bg7 7. Nh4 Ne4 8. d4 Qa5+ 9. b4 Qb6 10. Nxf5 gxf5 11. c5 Qc7 12. Qd3 Nd7 13. 0-0 a5 14. f3 axb4 15. fxe4 fxe4 16. Bxe4 dxe4 17. Qc4 0-0 18. Bxb4 e5 19. d5 cxd5 20. Qxd5 Nf6 21. Qb3 Rfd8 22. Nd2 Qd7 23. Nc4 Qh3 24. Nxe5 Ng4 25. Nxg4 Qxg4 26. Rxf7 Kh8 27. Bc3 Bxc3 28. Qxc3+ Kg8 29. Qb3 Kh8 30. Qxb7 Qg6 31. Raf1 Rdb8 32. Qd5 1/2-1/2

[Event "BCC Late Winter op"]
[Site "San Mateo"]
[Date "1999.??.??"]
[Round "2"]
[White "Lyles, M."]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "D08"]
[PlyCount "102"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "PUR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. h3 f6 6. exf6 Nxf6 7. Bg5 Bd6 8. g3 h6 9. Bxf6 Qxf6 10. Bg2 0-0 11. 0-0 Bf5 12. a3 a5 13. Qb3 Kh8 14. Nbd2 Ra6 15. Qd1 Rb6 16. Nb3 Be5 17. Nxe5 Qxe5 18. c5 Rb5 19. Bxc6 bxc6 20. g4 Bxg4 21. Qxd4 Qe6 22. Qxg4 Qxb3 23. Qg3 Qxb2 24. Rab1 Qxe2 25. Rxb5 cxb5 26. f4 Re8 27. Qf3 Qc2 28. c6 Qc5+ 29. Kh2 Re3 30. Qg4 Qxc6 31. Rg1 Qc3 32. Qc8+ Kh7 33. Qf5+ Kg8 34. Qd5+ Kf8 35. Qf5+ Ke7 36. Rxg7+ Qxg7 37. Qc5+ Kd7 38. Qxe3 Kc6 39. Qc1+ Kb6 40. Qe3+ Kc6 41. Qe4+ Kc5 42. Qc2+ Kd5 43. Qb3+ Kc6 44. Qf3+ Kb6 45. Qf2+ Kc6 46. Qc2+ Kb6 47. Qb3 Qf6 48. Qe3+ c5 49. Kg3 b4 50. axb4 axb4 51. Kf3 Qc3 1/2-1/2

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Gross, Matthew R"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "72"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. h3 c6 7. 0-0 b5 8. a3 a6 9. Re1 Nbd7 10. Bg5 Nb6 11. b3 h6 12. Bf4 Kh7 13. Qd2 Be6 14. Bf1 a5 15. a4 b4 16. Nd1 c5 17. Rb1 cxd4 18. Nxd4 Bc8 19. Bg3 Bb7 20. f3 Rc8 21. Ne3 d5 22. e5 Nfd7 23. f4 Nc5 24. Bd3 Nbd7 25. Rbd1 Nxd3 26. cxd3 Qb6 27. Nb5 Ba6 28. Bf2 Qb7 29. Nd4 Rc3 30. Qe2 Nc5 31. Qf3 Nxd3 32. Re2 e6 33. Bh4 Qb6 34. Nb5 Bxb5 35. axb5 Qxb5 36. Qf1 Nxf4 0-1

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Marshall, Martin"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "19"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 b6 5. 0-0 Bb7 6. Nbd2 Qc7 7. b3 Nc6 8. Bb2 Be7 9. c4 d6 10. Qe2 1/2-1/2

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Stuart, Eric Scott"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "107"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c4 dxc4 7. 0-0 Nc6 8. Be3 Bd3 9. Bxd3 cxd3 10. Qxd3 cxd4 11. Nxd4 Bc5 12. Rd1 Bxd4 13. Bxd4 Qxd4 14. Qxd4 Nxd4 15. Rxd4 Ne7 16. Nc3 Nc6 17. Rc4 Nxe5 18. Rc7 0-0 19. Rd1 Rfd8 20. Rxd8+ Rxd8 21. Rxb7 h6 22. Rxa7 Rd2 23. f4 Nc4 24. b4 Ne3 25. h3 Rxg2+ 26. Kh1 Rc2 27. Ra3 Nc4 28. Rb3 Nd2 29. Ra3 Nf3 30. Ne2 Rxe2 31. Rxf3 Rxa2 32. Rb3 Kf8 33. b5 Ra7 34. Kg2 Ke7 35. Kf3 Kd6 36. Ke4 Kc5 37. Ke5 Rb7 38. b6 Kc6 39. Rc3+ Kd7 40. Rd3+ Ke7 41. Rb3 f6+ 42. Kd4 Kd6 43. Kc4 Kc6 44. Re3 Re7 45. Rb3 g5 46. fxg5 hxg5 47. Kd4 Rb7 48. Rf3 f5 49. Ke5 Rxb6 50. Kxe6 f4 51. Rc3+ Kb7+ 52. Kf5 Rb5+ 53. Kg4 Re5 54. h4 1/2-1/2

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Gaffagan, Steven"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "B17"]
[PlyCount "106"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 Nbd7 6. d4 e6 7. Bd3 Bd6 8. Qe2 0-0 9. 0-0 Qc7 10. c4 c5 11. b3 Rd8 12. Bb2 b6 13. Rad1 Bb7 14. Rfe1 Rac8 15. Bb1 a6 16. a3 Qc6 17. d5 exd5 18. cxd5 Nxd5 19. Bxh7+ Kxh7 20. Ng5+ Kg8 21. Qh5 N5f6 22. Qxf7+ Kh8 23. Re4 Bxg3 24. hxg3 Qxe4 25. Nxe4 Bxe4 26. Re1 Rf8 27. Qe6 Rce8 28. Qh3+ Kg8 29. Qh4 Bd5 30. Rxe8 Rxe8 31. g4 Re1+ 32. Kh2 Ne5 33. g5 Nfg4+ 34. Kg3 Re2 35. Bxe5 Nxe5 36. g6 Nc6 37. Qh7+ Kf8 38. Qh8+ Bg8 39. f4 Ne7 40. Kf3 Rb2 41. Ke4 Rxg2 42. f5 Rf2 43. Ke5 Rxf5+ 44. Kd6 Rf6+ 45. Kc7 Rxg6 46. Qh5 Rc6+ 47. Kb8 Bxb3 48. Qf3+ Bf7 49. a4 c4 50. Qd1 c3 51. Kb7 c2 52. Qc1 b5 53. a5 b4 0-1

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Kaugars, Agnis"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2146"]
[PlyCount "69"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Nf6 6. c4 Be7 7. Bd3 0-0 8. 0-0 Bg4 9. Be3 Nc6 10. Nbd2 Re8 11. a3 a5 12. h3 Bh5 13. Re1 Bg6 14. Bxg6 hxg6 15. Qb3 Qd7 16. d5 Nd8 17. Bd4 b6 18. Qc3 Nb7 19. b4 Bf8 20. Bxf6 gxf6 21. Ne4 axb4 22. Nxf6+ Kh8 23. Qd4 Rxe1+ 24. Rxe1 Qf5 25. Qh4+ Kg7 26. Qh7+ Kxf6 27. Qh8+ Bg7 28. Qxa8 b3 29. Qxb7 b2 30. Qxc7 Bh6 31. Qxb6 Bc1 32. Qd4+ Qe5 33. Nxe5 b1Q 34. Nf3+ Kf5 35. g4# 1-0

[Event "San Francisco Universe op-B"]
[Site "San Francisco"]
[Date "1998.??.??"]
[Round "?"]
[White "Mavraedis, Chris"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "B15"]
[PlyCount "68"]
[EventDate "1998.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 exf3 5. Nxf3 Bf5 6. Bc4 e6 7. 0-0 Nd7 8. Qe2 Ngf6 9. Ng5 Bg4 10. Qf2 h6 11. Qh4 Bh5 12. Nge4 Be7 13. Be3 Bg6 14. Nxf6+ Nxf6 15. Qg3 Qd6 16. Qf3 0-0 17. g4 Nd5 18. Bf2 Bxc2 19. Rac1 Bg6 20. Bg3 Qd7 21. Ne4 Nf6 22. Nxf6+ Bxf6 23. Rcd1 Rad8 24. h4 Qe7 25. Qf2 Rd7 26. Be5 Bxh4 27. Qf3 Rfd8 28. Rd2 Qb4 29. Rh2 Qxc4 30. Rxh4 Rxd4 31. b3 Qxf1+ 32. Kxf1 Rd1+ 33. Qxd1 Rxd1+ 34. Ke2 Rd5 0-1

[Event "US Open-97"]
[Site "Alexandria"]
[Date "1996.??.??"]
[Round "12"]
[White "Del Rosario, Francisco"]
[Black "Brownscombe, Thomas"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "2285"]
[PlyCount "68"]
[EventDate "1996.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. d4 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qxe5 11. Re1 Qd6 12. Qf3 Bc6 13. Bf4 Qd7 14. Rad1 Nf6 15. g4 Bb4 16. g5 d4 17. Qh3 dxc3 18. gxf6 0-0-0 19. fxg7 Rhg8 20. Qxh7 f5 21. Bh6 cxb2 22. Bc2 Qxd1 23. Rxd1 Rxd1+ 24. Bxd1 Rxg7+ 25. Qxg7 b1Q 26. Qh8+ Kd7 27. Qd4+ Bd5 28. h4 Bc5 29. Qd2 Qe4 30. Kf1 Qxh4 31. Bf4 Qh1+ 32. Ke2 Qe4+ 33. Kf1 Bb4 34. Ba4+ Ke7 0-1

[Event "US Open-97"]
[Site "Alexandria"]
[Date "1996.??.??"]
[Round "?"]
[White "Shahade, Gregory P"]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2250"]
[PlyCount "43"]
[EventDate "1996.08.04"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nd7 9. Nxd5 exd5 10. 0-0 0-0 11. Re1 Nf6 12. Ne5 Qb6 13. Re2 Be6 14. h3 Rfe8 15. Be3 Rac8 16. Rc1 Rxc1 17. Qxc1 Rc8 18. Rc2 Rxc2 19. Qxc2 h6 20. f4 Bd6 21. Bf2 Qc7 22. Qxc7 1/2-1/2

[Event "Hayward CC-ch"]
[Site "Hayward"]
[Date "1995.??.??"]
[Round "?"]
[White "Anchondo, Francisco"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "77"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. 0-0 0-0 9. g4 Nc6 10. Nxc6 bxc6 11. g5 Nd7 12. Qh5 Nc5 13. Bc4 d5 14. Rd1 Ra7 15. Be3 Rd7 16. Bxc5 Bxc5 17. exd5 cxd5 18. Bd3 g6 19. Qh6 Qb6 20. Qh4 Qxb2 21. Na4 Qd4 22. Qxd4 Bxd4 23. c3 Ba7 24. Be2 Rfd8 25. Rab1 Rd6 26. Kg2 Bd7 27. Rb4 Bc6 28. Bf3 Bb5 29. Nb2 Bc5 30. Rb3 Kg7 31. a4 Be8 32. a5 Ba7 33. Re1 Bb5 34. Nd1 Rc6 35. Be2 Rb8 36. Bxb5 Rxb5 37. Rxb5 axb5 38. Re2 Rc4 39. Ra2 0-1

[Event "California State-ch 9495"]
[Site "California"]
[Date "1995.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Arutyunyan, Arutyun"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "2155"]
[PlyCount "69"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Nge7 7. d3 0-0 8. a4 b6 9. Qe1 d5 10. Ba2 Bb7 11. Qg3 Nd4 12. Rf2 Rc8 13. Kh1 dxe4 14. dxe4 Rc7 15. Be3 h5 16. Rd1 Rd7 17. Rfd2 Nec6 18. f5 gxf5 19. Bg5 f4 20. Bxf4 Qf6 21. Bg5 Qg6 22. Nh4 Qh7 23. Bf6 Kh8 24. Bxg7+ Qxg7 25. Ne2 Rg8 26. Qxg7+ Rxg7 27. c3 Rg4 28. Nf3 Rxe4 29. Ng3 Re3 30. cxd4 Nxd4 31. Nxd4 cxd4 32. Nxh5 e5 33. Nf6 Rd6 34. Ng4 Re4 35. Nf2 1-0

[Event "San Francisco op-B"]
[Site "San Francisco"]
[Date "1995.??.??"]
[Round "3"]
[White "Del Rosario, Francisco"]
[Black "Howlett, Patrick"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "47"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Be2 Nge7 7. Nb3 b5 8. 0-0 Bb7 9. Nc5 Qc7 10. Bf4 e5 11. Bg3 Ng6 12. Nd5 Qc8 13. Nb6 Qc7 14. Nxa8 Bxa8 15. Nxa6 Qa5 16. Bxb5 Nd4 17. a4 Bb7 18. c3 Nc6 19. Nb4 Bxb4 20. cxb4 Qxb4 21. Qd5 Nge7 22. Qc4 Qxb2 23. Bxc6 Bxc6 24. Rab1 1-0

[Event "San Mateo Universe op"]
[Site "San Mateo"]
[Date "1995.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Marthinsen, Arthur A"]
[Result "1-0"]
[ECO "C33"]
[PlyCount "99"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 d6 5. d4 Be7 6. Bxf4 0-0 7. Nf3 c6 8. 0-0 d5 9. Bd3 dxe4 10. Nxe4 Bg4 11. c3 Nxe4 12. Bxe4 Bd6 13. Bxh7+ Kxh7 14. Bxd6 Qxd6 15. Ng5+ Kg8 16. Qxg4 Na6 17. Rf3 Rae8 18. Raf1 Qg6 19. Rh3 f6 20. Qh4 Qh6 21. Qxh6 gxh6 22. Nf3 Kg7 23. Kf2 Nc7 24. Nh4 f5 25. Kg3 Re6 26. Rf3 f4+ 27. Kf2 Re4 28. g3 Ne6 29. gxf4 Nxf4 30. Rhg3+ Kh7 31. Kf1 Rfe8 32. Ng2 Nxg2 33. Kxg2 Re2+ 34. Rf2 R8e7 35. h3 R2e6 36. Kh2 Re1 37. Rfg2 R1e6 38. Rg4 Rf7 39. b3 Re3 40. R4g3 Re6 41. a3 Rfe7 42. c4 Re4 43. Rd3 Rd7 44. Rg4 Rxg4 45. hxg4 Kg6 46. Kg3 h5 47. gxh5+ Kxh5 48. Kf4 Kg6 49. Ke5 Kf7 50. Rh3 1-0

[Event "US Open-96"]
[Site "Concord"]
[Date "1995.??.??"]
[Round "9"]
[White "Del Rosario, Francisco"]
[Black "Williams, Winston"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "2220"]
[PlyCount "40"]
[EventDate "1995.08.06"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 Bf5 5. g4 Bg6 6. g5 Nd5 7. Nxe4 Nd7 8. Bd2 e5 9. Qe2 Be7 10. dxe5 0-0 11. f4 Nc5 12. Bg2 c6 13. Nxc5 Bxc5 14. 0-0-0 Qb6 15. Re1 Rad8 16. Nf3 Bh5 17. c3 Ba3 18. Be3 Nxe3 19. bxa3 Bg6 20. Nd2 Rxd2 0-1

[Event "San Mateo Universe op"]
[Site "San Mateo"]
[Date "1995.??.??"]
[Round "?"]
[White "Gran, Rahim"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 c6 3. e4 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. h4 Bg4 7. Be2 Qc7 8. Nf3 e6 9. Ne5 Bxe2 10. Qxe2 Bd6 11. 0-0 Nbd7 12. f4 Nf8 13. a4 0-0-0 14. c4 Qe7 15. Ne4 Bc7 16. Ng5 Rxd4 17. Nexf7 Rg8 18. Be3 Rd7 19. Bxa7 Ng6 20. g3 Ba5 21. c5 Rd2 22. Qf3 Bb4 23. Nd6+ Kc7 24. Rfd1 Rxd1+ 25. Rxd1 Ra8 26. Bb6+ Kb8 27. Qd3 Nf8 28. Nf5 Qd7 29. Qe2 Nd5 30. Qe5+ Kc8 31. Nd6+ Kb8 32. Nb5+ Kc8 33. Na7+ 1-0

[Event "US Open-96"]
[Site "Concord"]
[Date "1995.??.??"]
[Round "8"]
[White "Ho, Andrew"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "27"]
[EventDate "1995.08.06"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nc3 e5 4. dxe5 d4 5. Ne4 Qa5+ 6. Bd2 Qxe5 7. Ng3 Nf6 8. Nf3 Qd6 9. Qc2 Be7 10. 0-0-0 0-0 11. e3 dxe3 12. Bc3 Qc5 13. b4 Qb6 14. c5 1-0

[Event "US Open-96"]
[Site "Concord"]
[Date "1995.??.??"]
[Round "2"]
[White "Sanchez, Gabriel1111"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2240"]
[PlyCount "49"]
[EventDate "1995.08.06"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 c6 2. e4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. 0-0 Nd7 7. Re1 c5 8. c4 dxc4 9. Bxc4 Nc6 10. d5 exd5 11. Qxd5 Be6 12. Qe4 Bxc4 13. Qxc4 Nb6 14. Qb5 Be7 15. Be3 a6 16. Qb3 0-0 17. Nc3 Qc7 18. Ne4 Nd8 19. Rac1 Nd7 20. Bg5 Re8 21. Nd6 Bxd6 22. exd6 Rxe1+ 23. Rxe1 Qxd6 24. Re8+ Nf8 25. Be7 1-0

[Event "California State-ch 9495"]
[Site "California"]
[Date "1994.??.??"]
[Round "?"]
[White "Bhat, Harish"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "B11"]
[PlyCount "57"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. h4 Bg4 7. Be2 e6 8. Ne5 Bxe2 9. Qxe2 Nbd7 10. d4 Bd6 11. Bg5 Nxe5 12. Bxf6 Qxf6 13. Ne4 Nf3+ 14. gxf3 Qe7 15. 0-0-0 Bc7 16. Rhg1 g6 17. Ng5 0-0-0 18. Qe4 Qf6 19. Kb1 Rd7 20. Rd3 Rhd8 21. Rgd1 Bf4 22. Nh3 Bh6 23. c3 Rd5 24. Kc2 Rf5 25. c4 Bf4 26. d5 exd5 27. cxd5 cxd5 28. Qa4 Qc6+ 29. Rc3 1-0

[Event "California State-ch 9495"]
[Site "California"]
[Date "1994.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Frenklakh, Jennie"]
[Result "0-1"]
[ECO "B11"]
[PlyCount "82"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Bf5 6. Nxf6+ gxf6 7. d4 e6 8. g3 Bd6 9. Bg2 Nd7 10. 0-0 Qc7 11. Nh4 Bg6 12. f4 f5 13. a4 Nf6 14. a5 a6 15. c4 0-0 16. Bd2 Rfd8 17. Bc3 Be7 18. Rae1 Rd7 19. b3 Ne8 20. Nf3 Bh5 21. Qb2 Bxf3 22. Rxf3 Bf6 23. Rfe3 Rad8 24. Qa1 Bxd4 25. Bxd4 Rxd4 26. Bh3 Ng7 27. Bf1 Qd6 28. Be2 Qc5 29. Kh1 Rd2 30. Qc3 Qd4 31. Qxd4 R8xd4 32. Bf1 Ra2 33. Re5 Ne8 34. R1e2 Ra1 35. Re1 Rxe1 36. Rxe1 Nd6 37. Kg2 Ne4 38. Re3 Rd2+ 39. Be2 Kf8 40. Kf3 Ke7 41. Rd3 Rxd3+ 0-1

[Event "California State-ch 9495"]
[Site "California"]
[Date "1994.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Ruggiero, Pamela"]
[Result "1/2-1/2"]
[ECO "C12"]
[BlackElo "2060"]
[PlyCount "88"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. h4 gxh4 9. Nf3 Qf6 10. Rxh4 Qxg7 11. Qd3 c5 12. Rh7 Qf6 13. 0-0-0 Nc6 14. Nb5 Qd8 15. a3 c4 16. Qe3 Bd6 17. Nxd6+ Qxd6 18. Bxc4 dxc4 19. d5 Nd8 20. dxe6 Qxe6 21. Qd2 Qf6 22. Rh6 Qe7 23. Nd4 Bd7 24. Re1 Ne6 25. Nf5 Qc5 26. Nd6+ Ke7 27. Ne4 Qc6 28. Nf6 Rgf8 29. Qb4+ Kd8 30. Rxe6 Qxe6 31. Qxf8+ Kc7 32. Qc5+ Bc6 33. Qe3 Qxe3+ 34. fxe3 Bxg2 35. Rh7 Rf8 36. Rg7 Bc6 37. Nh7 Rh8 38. Rxf7+ Kb6 39. Nf6 Rh2 40. Ng4 Rg2 41. Ne5 Bd5 42. Rd7 Kc5 43. b4+ cxb3 44. Nd3+ Kc4 1/2-1/2

[Event "California State-ch 9495"]
[Site "California"]
[Date "1994.??.??"]
[Round "?"]
[White "Eade, Jim"]
[Black "Del Rosario, Francisco"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2335"]
[PlyCount "84"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. c4 Nc6 4. d5 Ne5 5. Nd4 c5 6. dxc6 Nxc6 7. h3 Bd7 8. Nc3 g6 9. e4 Bg7 10. Be3 Nf6 11. Be2 0-0 12. 0-0 Qc7 13. Qd2 Rfc8 14. b3 a6 15. Rac1 Qa5 16. Rfd1 Nxd4 17. Bxd4 b5 18. Bxf6 exf6 19. Qxd6 Be6 20. b4 Qa3 21. Nd5 Bxd5 22. Qxd5 Qxa2 23. Bf1 a5 24. Ra1 Qb3 25. Rdb1 Qc3 26. cxb5 f5 27. Rxa5 Rxa5 28. bxa5 fxe4 29. a6 e3 30. a7 exf2+ 31. Kh1 Qa5 32. Qb7 Rd8 33. g3 Be5 34. Qa6 Qxa6 35. bxa6 Ra8 36. Bg2 Rxa7 37. Bb7 Bxg3 38. Kg2 Bh4 39. Rb4 g5 40. Rd4 Kg7 41. Kf1 h5 42. Rd8 Bg3 1/2-1/2

[Event "California State-ch 9495"]
[Site "California"]
[Date "1994.??.??"]
[Round "?"]
[White "Mont Reynaud, Jordy"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "D24"]
[PlyCount "45"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 c5 5. e3 Bg4 6. Bxc4 Nbd7 7. 0-0 e6 8. h3 Bh5 9. d5 exd5 10. Nxd5 Be7 11. Nf4 Bxf3 12. Qxf3 Qc8 13. Bd2 0-0 14. Bc3 a6 15. Rad1 b5 16. Bd5 Ra7 17. Qg3 Bd6 18. Bf3 Qc7 19. Qg5 h6 20. Qf5 Ne5 21. Bd5 Nxd5 22. Rxd5 Nc6 23. Nh5 1-0

[Event "Sacramento op"]
[Site "Sacramento"]
[Date "1993.??.??"]
[Round "?"]
[White "Banffy, Francis"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "B15"]
[PlyCount "48"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Qe7+ 7. Qe2 Be6 8. Bxe6 Qxe6 9. Bf4 Nd7 10. Qxe6+ fxe6 11. Nf3 c5 12. Bg3 cxd4 13. Nxd4 Kf7 14. 0-0-0 Nb6 15. Nb5 e5 16. f4 e4 17. f5 g6 18. fxg6+ hxg6 19. Bc7 Rh5 20. Nd6+ Bxd6 21. Rxd6 Rah8 22. g4 Rxh2 23. Rf1 Ke7 24. Bxb6 Kxd6 0-1

[Event "CalChess Season opener"]
[Site "California"]
[Date "1993.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Lieberman, Donald"]
[Result "1-0"]
[ECO "E30"]
[PlyCount "75"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 Bxc3+ 6. bxc3 d5 7. e3 b6 8. Bd3 Bb7 9. cxd5 exd5 10. Nf3 Nbd7 11. Nd2 a5 12. 0-0 0-0 13. Rc1 Re8 14. c4 Ba6 15. Qc2 dxc4 16. Nxc4 c5 17. Rfd1 cxd4 18. Bh7+ Kf8 19. Rxd4 Qc7 20. Bg3 Qc6 21. Bd6+ Re7 22. Be4 Nxe4 23. Qxe4 Qxe4 24. Rxe4 Rae8 25. Rxe7 Rxe7 26. Nxb6 Nxb6 27. Rc6 Ke8 28. Bxe7 Kxe7 29. Rxb6 Bc4 30. a3 a4 31. e4 Kd7 32. f4 Kc7 33. Rb4 Bb3 34. Kf2 Kd6 35. Ke3 Kc5 36. Kd2 g6 37. Kc3 Be6 38. Rxa4 1-0

[Event "Sacramento op"]
[Site "Sacramento"]
[Date "1993.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Nollett, Scott"]
[Result "1/2-1/2"]
[ECO "A90"]
[PlyCount "83"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. 0-0 Bd6 7. b3 Qe7 8. a4 0-0 9. Ba3 Bxa3 10. Nxa3 Bd7 11. Qd3 Ne4 12. Rfb1 Be8 13. b4 Bh5 14. Ne5 Bxe2 15. Qxe2 Nc3 16. Qe3 Nxb1 17. Rxb1 a6 18. Nc2 Nd7 19. Nxd7 Qxd7 20. b5 axb5 21. axb5 Ra4 22. Rb4 Ra2 23. Qb3 Rfa8 24. bxc6 bxc6 25. h3 R8a7 26. Rb8+ Kf7 27. Kh2 h6 28. cxd5 cxd5 29. Ne1 Qa4 30. Qe3 Qd1 31. Bxd5 Re2 32. Qf3 g6 33. Nd3 Ra1 34. Bxe6+ Rxe6 35. Qb7+ Kf6 36. Rf8+ Kg5 37. f4+ Kh5 38. Rxf5+ gxf5 39. Qf7+ Rg6 40. Qxf5+ Rg5 41. Qf7+ Rg6 42. Qf5+ 1/2-1/2

[Event "Sacramento op"]
[Site "Sacramento"]
[Date "1993.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Peterson, William"]
[Result "1-0"]
[ECO "D06"]
[BlackElo "2220"]
[PlyCount "107"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. Nf3 e6 5. e4 Nf6 6. Nc3 Be7 7. Be3 0-0 8. Rc1 c5 9. dxc5 Qa5 10. Qc2 Bxc5 11. Bxc5 Qxc5 12. Nd5 Qxc2 13. Nxf6+ gxf6 14. Rxc2 Nc6 15. Bb5 Bd7 16. Ke2 a6 17. Ba4 b5 18. Rd1 Be8 19. Bb3 Na5 20. Rc7 Nxb3 21. axb3 b4 22. Rd4 Bb5+ 23. Ke3 a5 24. Rc5 Rfb8 25. Rd1 a4 26. Nd4 Be8 27. bxa4 Rxa4 28. Nc6 Rba8 29. b3 Ra3 30. Rd3 Kf8 31. Nxb4 Rb8 32. Nc2 Raxb3 33. Nd4 Rb2 34. Ra3 R2b6 35. f4 Rb2 36. Rh5 Rxg2 37. Rxh7 Kg8 38. Rh5 Kg7 39. Ra1 Rc8 40. Kf3 Rg6 41. f5 Rc3+ 42. Kf2 Rh6 43. Rxh6 Kxh6 44. fxe6 fxe6 45. Nxe6 Bg6 46. Re1 Bh5 47. Re3 Rc2+ 48. Kg3 Rc4 49. Kf4 Kg6 50. Rg3+ Kh6 51. Kf5 Rc2 52. Rh3 Rc4 53. Nf4 Rc5+ 54. Kxf6 1-0

[Event "Sacramento op"]
[Site "Sacramento"]
[Date "1993.??.??"]
[Round "?"]
[White "Kuba, James J"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "D13"]
[PlyCount "75"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Qb6 7. a3 Qxb2 8. Na4 Qb5 9. Bd2 Nd8 10. e4 Qd7 11. Ne5 Qc7 12. Rc1 Nc6 13. Nxc6 bxc6 14. e5 Ne4 15. Bb4 g6 16. Bb5 Bd7 17. 0-0 Bh6 18. Rc2 a5 19. Be1 0-0 20. Bd3 Ng5 21. Bd2 Kg7 22. Qc1 f6 23. Nc5 Bc8 24. e6 Rb8 25. h4 Nf7 26. exf7 Bxd2 27. Qxd2 Rxf7 28. Rfc1 e5 29. dxe5 fxe5 30. Qg5 e4 31. Ba6 Rf5 32. Bxc8 Qxc8 33. Qe7+ Rf7 34. Qe5+ Kg8 35. Ne6 Rb6 36. Qxd5 cxd5 37. Rxc8+ Rf8 38. Rxf8# 1-0

[Event "CalChess Season opener"]
[Site "California"]
[Date "1993.??.??"]
[Round "?"]
[White "Mavraedis, Chris"]
[Black "Del Rosario, Francisco"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "74"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2 g5 6. Nf3 Qh5 7. g4 fxg3 8. Bxg5 d6 9. Bg2 Bg4 10. Bf4 Bg7 11. hxg3 Nxd4+ 12. Kf2 Qg6 13. Qd3 Nxf3 14. Bxf3 0-0-0 15. Bg2 Ne7 16. Nb5 Nc6 17. Rh4 a6 18. Nc3 Be6 19. a3 Bf6 20. Rh6 Ne5 21. Bxe5 Qxh6 22. Bf4 Bg5 23. Rh1 Qf6 24. Qf3 Qd4+ 25. Ke1 Bxf4 26. gxf4 c6 27. b3 h5 28. f5 Bd7 29. Ke2 Rdg8 30. Nd1 Qe5 31. Ne3 Rg3 32. Qf2 d5 33. exd5 cxd5 34. c3 Bxf5 35. Qxf5+ Qxf5 36. Nxf5 Rxg2+ 37. Kf3 Rb2 0-1

[Event "California op"]
[Site "California"]
[Date "1992.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Busquets, Luis"]
[Result "0-1"]
[ECO "E90"]
[BlackElo "2280"]
[PlyCount "40"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Bg5 h6 7. Bh4 g5 8. Bg3 Nh5 9. Nxg5 Nxg3 10. hxg3 hxg5 11. Qh5 Re8 12. 0-0-0 Nc6 13. Qh7+ Kf8 14. Rh5 e6 15. e5 f5 16. exf6 Qxf6 17. Ne4 Qf5 18. Bd3 Qxh7 19. Rxh7 Nxd4 20. Nxg5 e5 0-1

[Event "California op"]
[Site "California"]
[Date "1992.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Koehler, Ronald"]
[Result "0-1"]
[ECO "E31"]
[PlyCount "118"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 Bxc3+ 7. bxc3 d6 8. e3 e5 9. Bd3 Nbd7 10. Ne2 0-0 11. 0-0 e4 12. Bc2 b6 13. f3 Ba6 14. Bxe4 g5 15. Bg3 Nxe4 16. fxe4 Bxc4 17. Bxd6 Re8 18. Rf3 Bxe2 19. Qxe2 Rxe4 20. Raf1 f6 21. Rh3 Kg7 22. Rf4 Qe8 23. Qf3 Rxf4 24. exf4 Qe1+ 25. Qf1 Qe4 26. fxg5 hxg5 27. c4 Re8 28. Rf3 Qd4+ 29. Kh1 Re4 30. h3 Qxc4 31. Qxc4 Rxc4 32. Re3 Ne5 33. Ra3 a5 34. Rb3 Rc1+ 35. Kh2 Nc4 36. Bc7 a4 37. Rb5 Rd1 38. d6 Nxd6 39. Rxb6 Ne4 40. Ra6 Rd4 41. Kg1 Kg6 42. Kf1 Nc3 43. Be5 Rd1+ 44. Kf2 Rd2+ 45. Kf3 Rd3+ 46. Kf2 Ne4+ 47. Ke2 Rd2+ 48. Ke3 Rxa2 49. Kxe4 Re2+ 50. Kd3 Rxe5 51. Rxa4 f5 52. Ra8 f4 53. Rc8 Re3+ 54. Kd2 Rg3 55. Rxc5 Rxg2+ 56. Ke1 Rg3 57. h4 gxh4 58. Kf2 Rg5 59. Rc8 Kf5 0-1

[Event "California op"]
[Site "California"]
[Date "1992.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Taylor, Gordon"]
[Result "1-0"]
[ECO "E68"]
[BlackElo "2340"]
[PlyCount "107"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. g3 Nbd7 7. Bg2 e5 8. 0-0 c6 9. b3 Re8 10. d5 cxd5 11. cxd5 Nc5 12. Nd2 Nd3 13. Nc4 Nxc1 14. Qxc1 a6 15. Qa3 Bf8 16. Rac1 Rb8 17. b4 Bd7 18. Rc2 Bb5 19. Nxb5 axb5 20. Na5 Qd7 21. Rfc1 Rec8 22. Qd3 Rxc2 23. Rxc2 Ne8 24. Bf1 Nc7 25. Qc3 Ne8 26. h4 Be7 27. Kh2 Bd8 28. Qd3 Nc7 29. a3 Kg7 30. Qe3 Na6 31. Qa7 Bxa5 32. bxa5 Rc8 33. Bxb5 Qd8 34. Rxc8 Qxc8 35. Qb6 Nc5 36. Qxd6 Nxe4 37. Qxe5+ Nf6 38. d6 Qd8 39. Qe7 Qxa5 40. Bc4 Ng4+ 41. Kg2 Qf5 42. Qe2 Nxf2 43. d7 Qxd7 44. Kxf2 Qd4+ 45. Kg2 Qa1 46. Qa2 Qf6 47. a4 h5 48. a5 Qe7 49. Qb2+ Kh7 50. Bd5 Qc5 51. Qxb7 Qc2+ 52. Kh3 Qf5+ 53. Kh2 Qf2+ 54. Bg2 1-0

[Event "California op"]
[Site "California"]
[Date "1992.??.??"]
[Round "?"]
[White "Overton, Owen"]
[Black "Del Rosario, Francisco"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 exd5 5. d4 c5 6. Bg5 cxd4 7. Nxd4 Be7 8. g3 0-0 9. Bg2 Nc6 10. 0-0 Qb6 11. Nb3 Be6 12. Be3 Qc7 13. Nb5 Qe5 14. N5d4 Rac8 15. Nxe6 fxe6 16. Nd4 a6 17. Bh3 Nxd4 18. Bxd4 Qd6 19. Qb3 Rc7 20. Rac1 Rfc8 21. Rxc7 Rxc7 22. Rd1 e5 23. Be3 Kh8 24. f4 exf4 25. Bxf4 Qc5+ 26. Kf1 Bd6 27. Rc1 Qa5 28. Rxc7 Qxc7 29. Bxd6 Qxd6 30. Qxb7 g6 31. Qf7 d4 32. Be6 d3 33. Qxf6# 1-0

[Event "US Open-92"]
[Site "Los Angeles"]
[Date "1991.??.??"]
[Round "?"]
[White "Del Rosario, Francisco"]
[Black "Feldman, Alexander"]
[Result "1/2-1/2"]
[ECO "B45"]
[BlackElo "2210"]
[PlyCount "57"]
[EventDate "1991.07.28"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. Nd6+ Kf8 8. Bf4 Ne8 9. Nxe8 Kxe8 10. Qg4 Qf6 11. Qg3 Qd4 12. Be2 Qxe4 13. Qxg7 Rf8 14. Bh6 Qxc2 15. 0-0 Qg6 16. Qxg6 fxg6 17. Bxf8 Kxf8 18. Rfd1 d5 19. h4 Kg7 20. Rac1 Bd6 21. g3 Be5 22. Kg2 Bf6 23. b3 Nd4 24. Bg4 Bd7 25. Nxd5 Bc6 26. Rxc6 Nxc6 27. Nxf6 Kxf6 28. Rd7 Ne5 29. Rd4 1/2-1/2

[Event "American op"]
[Site "Los Angeles"]
[Date "1989.??.??"]
[Round "4"]
[White "Del Rosario, Francisco"]
[Black "Izumikawa, Burt"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "52"]
[EventDate "1989.11.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Qxd4 Nc6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. Bg5 Nf6 9. 0-0-0 Be7 10. Rhe1 0-0 11. e5 dxe5 12. Qh4 Qc7 13. Nxe5 h6 14. Bxh6 gxh6 15. Qxh6 Nh7 16. f4 Bf6 17. Rd3 Bxe5 18. Rg3+ Kh8 19. Rxe5 f6 20. Rxe6 Rae8 21. f5 Qf7 22. Ne2 Be4 23. Nf4 Bxf5 24. Rxe8 Rxe8 25. Nh5 Re2 26. Kd1 Rxc2 0-1

