[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "2"]
[White "Diesen, Carl E"]
[Black "Romero, Jose R"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "100"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 Nc6 9. Bb5 0-0 10. Bxc6 bxc6 11. 0-0 Bg4 12. Rc1 Qa5 13. Qc2 c4 14. Nd2 Be2 15. Nb3 Qh5 16. Rfe1 Bd3 17. Qd2 Bxe4 18. Nc5 Bd5 19. Bf4 Rfe8 20. Re3 Qf5 21. Rg3 e5 22. dxe5 Bxe5 23. Bxe5 Rxe5 24. f4 Re7 25. Rg5 Qf6 26. Re5 Rxe5 27. Nd7 Qf5 28. Nxe5 f6 29. Nf3 Bxf3 30. gxf3 Qd3 31. Qxd3 cxd3 32. Kf2 c5 33. c4 Rd8 34. Ke3 Rd4 35. Rd1 Rxc4 36. Rxd3 Ra4 37. Rd2 Kf7 38. Rc2 Ra5 39. h4 Ke6 40. Rd2 Ra3+ 41. Kf2 c4 42. Kg2 c3 43. Rc2 Kd5 44. Kf2 Kd4 45. Ke2 Ra6 46. Kd1 Kd3 47. Rh2 Rb6 48. Kc1 Rb2 49. Rxb2 cxb2+ 50. Kxb2 Ke3 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "8"]
[White "Leopoldi, Norbert"]
[Black "Romero, Jose R"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "106"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 a6 5. a3 dxc4 6. Bxc4 b5 7. Be2 Bb7 8. Bf3 Bxf3 9. Qxf3 Nbd7 10. Qc6 Be7 11. e4 0-0 12. e5 Ne8 13. Be3 Nb6 14. Rc1 Nc4 15. Rc2 Na5 16. Qf3 Nb3 17. Nge2 c5 18. d5 exd5 19. Nxd5 Nc7 20. Nxc7 Qxc7 21. Bf4 Qa5+ 22. Kf1 Rad8 23. g3 c4 24. Kg2 Qb6 25. Rf1 Qg6 26. Rc3 Nd2 27. Bxd2 Rxd2 28. Nf4 Qf5 29. b3 cxb3 30. Rxb3 Qxe5 31. Re3 Qf6 32. Qb7 Bc5 33. Rf3 Qd6 34. a4 b4 35. a5 Rb8 36. Qe4 b3 37. Rd3 Rxd3 38. Nxd3 Qd4 39. Qe2 Qd5+ 40. Kg1 Bd4 41. Rb1 g6 42. Nc1 b2 43. Nd3 Qxa5 44. Qc2 Qb5 45. Qd2 a5 46. Ne1 Bg7 47. Nc2 a4 48. Qe3 Qb3 49. Qa7 Rc8 50. Ne1 a3 51. Qa6 Rc1 52. Qa8+ Bf8 53. Qe4 Rxb1 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "9"]
[White "Romero, Jose R"]
[Black "Biyiasas, Peter"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "102"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3 Qa5 5. Qd2 cxd4 6. Bxd4 Bxd4 7. Qxd4 Nf6 8. Nf3 Nc6 9. Qd2 0-0 10. Bd3 d6 11. 0-0 Bg4 12. Qe3 Bxf3 13. Qxf3 Ne5 14. Qe2 Qb6 15. Rab1 Rfc8 16. Kh1 Qc5 17. f4 Nc4 18. b4 Qe3 19. Rfe1 Qxe2 20. Rxe2 Nd2 21. Rxd2 Rxc3 22. Kg1 e5 23. g3 Rac8 24. Kf1 Kf8 25. Ke1 Ke7 26. Re2 h5 27. Kd2 Ra3 28. Rb2 h4 29. Re3 hxg3 30. hxg3 Rh8 31. fxe5 dxe5 32. Be2 Rxe3 33. Kxe3 Rh3 34. Kf3 Nh5 35. Kf2 Rh2+ 36. Kf3 Nxg3 37. Bd3 Nh5 38. Rb3 Nf4 39. Ra3 Nxd3 40. cxd3 Rb2 41. Rxa7 Rxb4 42. a4 Kd6 43. a5 Kc6 44. Ra8 Rd4 45. Re8 Rxd3+ 46. Ke2 Rd4 47. Rxe5 Kd6 48. Re8 Ra4 49. e5+ Kd7 50. Rf8 Ke7 51. Ra8 Re4+ 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "3"]
[White "Romero, Jose R"]
[Black "Hanken, Jerome B"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "80"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. f4 e6 6. Nf3 Nc6 7. 0-0 Nge7 8. d3 a6 9. Be3 Nd4 10. Bxd4 cxd4 11. Ne2 Qb6 12. Rb1 Bd7 13. Kh1 Rc8 14. c3 dxc3 15. bxc3 Qa7 16. Ned4 Nc6 17. Nb3 b5 18. d4 a5 19. d5 exd5 20. exd5 Ne7 21. Nbd4 Qc5 22. Qd3 0-0 23. f5 Bxd4 24. Nxd4 Qxc3 25. Qxc3 Rxc3 26. f6 Nf5 27. Nxb5 Rc5 28. Na3 Rfc8 29. Rfe1 h5 30. Kg1 Rc3 31. Nb5 Rc2 32. Na7 R8c7 33. Rb8+ Kh7 34. Rf8 Rxa7 35. Be4 Rac7 36. Bxf5 Bxf5 37. Ree8 Kh6 38. h4 g5 39. Rg8 gxh4 40. gxh4 Rd2 0-1

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "1"]
[White "Romero, Jose R"]
[Black "Jacobs, Daniel R"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "97"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 e5 7. h3 Be7 8. 0-0 0-0 9. Re1 Bf6 10. Ne4 Re8 11. d3 h6 12. Nh2 Nd4 13. Ng4 Bxg4 14. Qxg4 Nxb3 15. axb3 Kh8 16. Qh5 Kg8 17. Re3 Bg5 18. Rf3 g6 19. Bxg5 gxh5 20. Bxd8 Rexd8 21. Nf6+ Kf8 22. Ra5 Nd7 23. Nxd7+ Rxd7 24. Rxe5 Re8 25. Rxe8+ Kxe8 26. Rf5 Kf8 27. Rxh5 Kg7 28. Re5 Kf6 29. Re8 c5 30. f4 Rd6 31. g4 Ra6 32. Re2 Ra2 33. c3 Ra1+ 34. Kf2 Rd1 35. Ke3 Rh1 36. Ke4 Rxh3 37. Rg2 Rh1 38. Kd5 b6 39. Kc6 Rd1 40. Kb7 Rxd3 41. Kxa7 Rd6 42. Rh2 Kg6 43. Rh5 Rf6 44. Rxh6+ Kxh6 45. g5+ Kg6 46. gxf6 Kxf6 47. Kxb6 Kf5 48. Kxc5 Kxf4 49. b4 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "7"]
[White "Romero, Jose R"]
[Black "Strenzwilk, Denis"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "105"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 Bg7 5. Be3 Qa5 6. Qd2 Nf6 7. d5 Nb4 8. Bc4 Nxe4 9. Nxe4 Nxc2+ 10. Ke2 Qxd2+ 11. Kxd2 Nxa1 12. Rxa1 d6 13. Rb1 0-0 14. Ke2 Bd7 15. Nc3 a6 16. a4 Rfb8 17. a5 b5 18. axb6 Rxb6 19. Bd2 Rab8 20. b3 Bb5 21. Rc1 e6 22. Kd1 Bxc4 23. bxc4 e5 24. Ra1 h6 25. Ra2 f5 26. Ng1 Kf7 27. Nge2 g5 28. f3 Bf8 29. h3 Kg6 30. g4 f4 31. Ne4 Be7 32. Kc2 Kf7 33. Bc3 Ke8 34. Nc1 Kd7 35. Ra3 Rh8 36. Nb3 h5 37. Na5 hxg4 38. hxg4 Rh3 39. Bd2 Rh8 40. Nc6 Rg8 41. Ra1 Rg6 42. Ba5 Rb7 43. Nxc5+ dxc5 44. Nxe5+ Ke8 45. Nxg6 Bf6 46. Bc3 Bxc3 47. Kxc3 Rh7 48. Rxa6 Rh2 49. Kd3 Rh1 50. Ke4 Rc1 51. Ne5 Re1+ 52. Kf5 Re3 53. d6 1-0

[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "12"]
[White "Tobin, Hugh"]
[Black "Romero, Jose R"]
[Result "0-1"]
[ECO "B77"]
[PlyCount "50"]
[EventDate "1971.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 g6 7. Be3 Bg7 8. f3 0-0 9. Qd2 Nxd4 10. Bxd4 Be6 11. Bb3 Qa5 12. 0-0-0 b5 13. Kb1 b4 14. Ne2 Qb5 15. h4 a5 16. Nf4 Bxb3 17. cxb3 e5 18. h5 exd4 19. hxg6 hxg6 20. g4 a4 21. Qh2 Rfc8 22. bxa4 Qxa4 23. b3 Qa5 24. Rxd4 Qe5 25. Rxb4 Nh5 0-1

