[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.09.06"]
[Round "9"]
[White "Gonzalez Rodriguez, Jorge Armando"]
[Black "De Carvalho, Herbert"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "119"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Columbia"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "BRA"]

1. Nc3 c5 2. e4 Nc6 3. Nf3 e5 4. Bc4 Be7 5. d3 Nf6 6. 0-0 0-0 7. Ne1 d6 8. f4 Bg4 9. Nf3 Nd4 10. Kh1 Nh5 11. f5 Bxf3 12. gxf3 Bg5 13. Bd2 Bxd2 14. Qxd2 Qh4 15. Qf2 Qxf2 16. Rxf2 g6 17. fxg6 hxg6 18. a4 Kg7 19. Nb5 Rfd8 20. c3 Nc6 21. Nc7 Rac8 22. Nd5 Nf4 23. Nxf4 exf4 24. Bd5 Ne5 25. Rd1 b6 26. Kg2 c4 27. d4 Nd7 28. a5 b5 29. Re2 a6 30. b3 cxb3 31. Rc1 Nb8 32. Bxb3 Nc6 33. Ra1 Rc7 34. Rd2 Ne7 35. Rd3 Rdc8 36. Rc1 Nc6 37. Ra1 Nd8 38. Rc1 Kf6 39. h4 Ke7 40. Kh3 f5 41. exf5 gxf5 42. h5 Kf6 43. Kh4 Rg7 44. Rdd1 Rg2 45. Rh1 b4 46. Rcg1 Rg3 47. cxb4 Rb8 48. h6 Nc6 49. Rxg3 fxg3 50. Kxg3 Nxd4 51. Bc4 Nc6 52. Bxa6 Nxb4 53. Bb7 Rg8+ 54. Kf4 Re8 55. Kg3 Rg8+ 56. Kf2 Re8 57. Rd1 Re5 58. a6 Ra5 59. Rxd6+ Kf7 60. Kg3 1-0

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.09.04"]
[Round "8"]
[White "Garcia Gonzales, Guillermo"]
[Black "De Carvalho, Herbert"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "57"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Cuba"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "CUB"]
[BlackTeamCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Qc2 c6 8. cxd5 exd5 9. Bd3 Re8 10. 0-0 Nf8 11. Rab1 Ne4 12. Bxe7 Qxe7 13. b4 Ng6 14. b5 Bg4 15. Bxe4 dxe4 16. Nd2 f5 17. bxc6 bxc6 18. h3 Bh5 19. Rfc1 Qg5 20. Nf1 Nh4 21. Ng3 Re6 22. Rb7 h6 23. Qb3 Rae8 24. Ncxe4 fxe4 25. Rc5 Qf6 26. Nxh5 Nf3+ 27. gxf3 Qg6+ 28. Kf1 Kh8 29. Rxg7 1-0

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.09.03"]
[Round "7"]
[White "Speelman, Jonathan S"]
[Black "De Carvalho, Herbert"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2410"]
[PlyCount "81"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 Bb4 8. 0-0 Bxc3 9. bxc3 Nxe4 10. Bf3 Nc5 11. Nb3 d6 12. Bf4 e5 13. Nxc5 Qxc5 14. Be3 Qc7 15. Qd2 0-0 16. Rfd1 Bd7 17. Qxd6 Qxd6 18. Rxd6 Bc6 19. Bd5 a5 20. Rb1 Ra6 21. Bb6 Nd7 22. Bxc6 Rxb6 23. Rxb6 Nxb6 24. Bb5 Nc8 25. Rd7 b6 26. f3 f5 27. Bc6 h6 28. Bd5+ Kh7 29. Rc7 Re8 30. Rc6 e4 31. fxe4 fxe4 32. Bf7 Rd8 33. Bg6+ Kh8 34. Bxe4 Nd6 35. Bd5 b5 36. c5 Nf5 37. Be4 Ne3 38. Rd6 Re8 39. c6 Nc4 40. Rd4 Rc8 41. c7 1-0

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.08.31"]
[Round "5"]
[White "De Carvalho, Herbert"]
[Black "Kochyev, Alexander"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "2555"]
[PlyCount "102"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "Soviet Union"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "URS"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e6 7. Be2 Nf6 8. 0-0 Be7 9. Nc3 Qd6 10. Bg5 0-0 11. Qd2 b6 12. Rfd1 Bb7 13. Bf4 Qd8 14. Ne5 Nxe5 15. dxe5 Qxd2 16. Bxd2 Nd5 17. Nxd5 Bxd5 18. Ba6 f6 19. exf6 Bxf6 20. Bc3 Bxc3 21. bxc3 Rad8 22. Rd4 Kf7 23. f4 Ke7 24. g3 Bc6 25. Bc4 Rxd4 26. cxd4 Rd8 27. Rd1 Bd5 28. Bb5 Rc8 29. Rd2 Rc3 30. a4 Kd6 31. Kf2 h5 32. Ke2 h4 33. Rd3 Bc4 34. Bxc4 Rxc4 35. a5 Rc2+ 36. Kf3 hxg3 37. hxg3 b5 38. Rb3 a6 39. Ke4 Ra2 40. Rc3 Rxa5 41. Rc8 b4 42. Ra8 Ra3 43. g4 b3 44. Kd3 a5 45. Kc4 a4 46. Ra6+ Kc7 47. Kc3 Ra2 48. Rxe6 Rc2+ 49. Kd3 a3 50. Ra6 a2 51. Ra3 Rc1 0-1

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.08.28"]
[Round "3"]
[White "De Carvalho, Herbert"]
[Black "Nurmi, Peter"]
[Result "0-1"]
[ECO "A37"]
[BlackElo "2240"]
[PlyCount "68"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "Canada"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "CAN"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 c5 4. g3 Nc6 5. Bg2 e6 6. d3 Nge7 7. 0-0 0-0 8. Rb1 b6 9. a3 Bb7 10. Bd2 d5 11. cxd5 exd5 12. b4 cxb4 13. axb4 d4 14. Ne4 Nd5 15. b5 Nce7 16. Qb3 Qd7 17. Rfc1 f5 18. Bb4 Kh8 19. Nd6 Nxb4 20. Qxb4 Bd5 21. Nc4 Rac8 22. Qd6 Rfd8 23. Qf4 h6 24. h4 Ba8 25. Nfe5 Qe6 26. Bxa8 Rxa8 27. Nd6 Rxd6 28. Nf7+ Qxf7 29. Qxd6 Nd5 30. Rc6 Kh7 31. e4 dxe3 32. fxe3 Re8 33. h5 gxh5 34. Re1 Bf8 0-1

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.08.27"]
[Round "2"]
[White "West, Guy"]
[Black "De Carvalho, Herbert"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "114"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Australia"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "AUS"]
[BlackTeamCountry "BRA"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. Bb5 Bg7 5. 0-0 Nf6 6. d3 0-0 7. c3 d6 8. Bxc6 bxc6 9. Qe2 Qb6 10. Kh1 Rb8 11. Nbd2 d5 12. Nh4 Bg4 13. Qf2 Bc8 14. c4 e6 15. Rb1 Nd7 16. f5 exf5 17. exf5 g5 18. f6 Nxf6 19. Nf5 Bxf5 20. Qxf5 h6 21. h4 Qc7 22. hxg5 Nh5 23. Qg4 Ng3+ 24. Kg1 h5 25. Qf3 Bd4+ 26. Rf2 Rbe8 27. Nf1 Ne2+ 28. Kh1 Bxf2 29. Qxf2 Nxc1 30. Rxc1 Qe7 31. Qh4 Qe2 32. Ng3 Qf2 33. Rf1 Re1 34. Rxe1 Qxe1+ 35. Kh2 Qe5 36. Kh3 Qe6+ 37. Kh2 Qg4 38. Qxh5 Qxh5+ 39. Nxh5 Rd8 40. cxd5 cxd5 41. b3 Kh7 42. Nf4 d4 43. Kg3 Rd6 44. Kf3 Ra6 45. Ke4 Rxa2 46. Kd5 Rc2 47. g6+ fxg6 48. Ne6 Rxg2 49. Kxc5 g5 50. Kxd4 Kg6 51. Ke3 Kf6 52. Nc5 Ke5 53. Ne4 g4 54. d4+ Kf5 55. d5 Rb2 56. Nc5 g3 57. Kf3 g2 0-1

[Event "WchT U26 01 fin-A"]
[Site "Mexico City"]
[Date "1978.08.26"]
[Round "1"]
[White "De Carvalho, Herbert"]
[Black "Henley, Ron W"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "2340"]
[PlyCount "112"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "United States"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. b3 c6 3. g3 Bg4 4. Bg2 Nd7 5. Bb2 Ngf6 6. 0-0 e6 7. d3 Be7 8. Nbd2 0-0 9. e4 a5 10. a3 b5 11. Qe2 Qb6 12. h3 Bxf3 13. Nxf3 Rfc8 14. Nh2 Ra7 15. Kh1 a4 16. f4 axb3 17. cxb3 Bc5 18. e5 Ne8 19. f5 exf5 20. Rxf5 Nf8 21. Qg4 Ne6 22. Raf1 Rcc7 23. Nf3 g6 24. b4 Be3 25. h4 h5 26. Rxh5 N8g7 27. Rg5 Bxg5 28. Nxg5 Qe3 29. Nxe6 Nxe6 30. Rf6 Re7 31. Kh2 Qd2 32. h5 Qxb2 33. hxg6 fxg6 34. Rxe6 Rh7+ 35. Kg1 Qa1+ 36. Kf2 Raf7+ 37. Rf6 Rxf6+ 38. exf6 Qxf6+ 39. Bf3 Rf7 40. Ke2 Qf5 41. Qxf5 Rxf5 42. Kf2 Kf8 43. Ke3 Ke7 44. Bd1 Kd6 45. a4 Rf1 46. Bc2 bxa4 47. Bxa4 Rb1 48. Bc2 Rb2 49. Bd1 Rxb4 50. d4 c5 51. dxc5+ Kxc5 52. Bc2 g5 53. Bf5 Rb3+ 54. Kf2 Kd4 55. g4 Re3 56. Bc8 Re5 0-1

[Event "WchT U26 01 prel-5"]
[Site "Mexico City"]
[Date "1978.08.24"]
[Round "3"]
[White "Villarreal, Jose Felix"]
[Black "De Carvalho, Herbert"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "98"]
[EventDate "1978.08.21"]
[EventType "team-tourn"]
[EventRounds "3"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "BRA"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Bb5+ Bd7 5. Qe2 d4 6. Nd1 Bxb5 7. Qxb5+ Qd7 8. Qxd7+ Kxd7 9. d3 Nc6 10. Bd2 f6 11. Nf3 Bd6 12. Nf2 Nge7 13. 0-0 e5 14. fxe5 Nxe5 15. Nxe5+ Bxe5 16. a4 h5 17. Nh3 g5 18. Kh1 Raf8 19. Ng1 Ng6 20. Ne2 Ke6 21. Rf5 Ne7 22. Rf2 Rhg8 23. Raf1 f5 24. g3 Rf6 25. exf5+ Rxf5 26. Kg2 Rxf2+ 27. Rxf2 Nd5 28. b3 Nb4 29. Bxb4 cxb4 30. Kf1 Rc8 31. Ke1 Rc7 32. h3 g4 33. hxg4 hxg4 34. Rh2 Rc8 35. Kd1 Rh8 36. Nf4+ Kd6 37. Rxh8 Bxh8 38. Ng6 Bg7 39. Ke1 Bh6 40. Kf2 Bg5 41. Nh4 Kc5 42. Ng2 a5 43. Ke2 Kd5 44. Kf2 Kc6 45. Nh4 Kd5 46. Ng2 Bf6 47. Nh4 Ke5 48. Ng6+ Kd6 49. Nh4 Ke6 1/2-1/2

[Event "WchT U26 01 prel-5"]
[Site "Mexico City"]
[Date "1978.08.22"]
[Round "2"]
[White "De Carvalho, Herbert"]
[Black "Grimaldi, Rene A"]
[Result "1-0"]
[ECO "B04"]
[PlyCount "87"]
[EventDate "1978.08.21"]
[EventType "team-tourn"]
[EventRounds "3"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "El Salvador"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "ESA"]

1. Nf3 g6 2. e4 Nf6 3. e5 Nd5 4. d4 d6 5. Bc4 c6 6. 0-0 Bg7 7. Re1 dxe5 8. Nxe5 0-0 9. Nd2 a5 10. a4 Nd7 11. Ndf3 N7b6 12. Bb3 Bd7 13. Bd2 Be8 14. Qe2 Nc8 15. Nd3 h6 16. Rad1 Kh7 17. Nc5 b6 18. Nd3 Ra7 19. c4 Nf6 20. Bf4 Nh5 21. Be5 f6 22. Bg3 Bf7 23. Nf4 Nxf4 24. Bxf4 b5 25. axb5 cxb5 26. d5 a4 27. Ba2 bxc4 28. Bxc4 Nd6 29. Nd4 Qd7 30. Nc6 Rc7 31. Bb5 Ra8 32. Bd3 Re8 33. Nd4 Rb7 34. Ne6 Bxe6 35. dxe6 Qc8 36. Bxd6 exd6 37. Ba6 Rxb2 38. Bxc8 Rxe2 39. Rxe2 Rxc8 40. e7 Re8 41. Rxd6 Kg8 42. Ra6 Kf7 43. Rxa4 f5 44. g4 1-0

