[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.09.04"]
[Round "10"]
[White "Diedrick, Michael"]
[Black "Iver Lopez, Mario"]
[Result "1/2-1/2"]
[ECO "E01"]
[PlyCount "103"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Jamaica"]
[BlackTeam "Bolivia"]
[WhiteTeamCountry "JAM"]
[BlackTeamCountry "BOL"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Qa4+ Qd7 6. Qxc4 Qc6 7. Nbd2 Qxc4 8. Nxc4 c5 9. Bg2 Nc6 10. dxc5 Bxc5 11. 0-0 0-0 12. a3 Bd7 13. Nfe5 Rac8 14. Bg5 Nxe5 15. Nxe5 Ba4 16. Rac1 b6 17. Bf3 h6 18. Bxf6 gxf6 19. Nd3 Bd6 20. Bb7 Rc2 21. Rxc2 Bxc2 22. Rc1 Bxd3 23. exd3 Be5 24. Rc2 Rd8 25. Ba6 Rd7 26. Kg2 Rc7 27. Rxc7 Bxc7 28. f4 f5 29. Kf3 Kf8 30. Ke3 Ke7 31. Kd4 Kd6 32. Kc4 Bd8 33. Bb7 Bf6 34. b3 Bb2 35. a4 a5 36. Kb5 Bd4 37. Kc4 Bg1 38. h3 Bh2 39. g4 fxg4 40. hxg4 Bxf4 41. Kd4 Bc1 42. Ke4 Kc5 43. Ba6 Bb2 44. Bc4 Bf6 45. Bb5 Kb4 46. d4 Kxb3 47. d5 exd5+ 48. Kxd5 Bc3 49. Ke4 Bd2 50. Kf5 Bg5 51. Be8 Kb4 52. Bb5 1/2-1/2

[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.09.02"]
[Round "9"]
[White "Iver Lopez, Mario"]
[Black "Saraiva de Carvalho, Antonio"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "107"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "Angola"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "ANG"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. d4 c5 5. c3 Nc6 6. 0-0 Be7 7. Bf4 0-0 8. Nbd2 Qb6 9. Qb3 Nd7 10. Qxb6 Nxb6 11. dxc5 Bxc5 12. e4 Re8 13. Ne5 Nxe5 14. Bxe5 f6 15. Bc7 Nc4 16. Nb3 Re7 17. Bf4 Bb6 18. exd5 Nxb2 19. d6 Rd7 20. Bh3 Rd8 21. Rab1 Nd3 22. Rbd1 Nxf4 23. gxf4 Bd7 24. Rfe1 f5 25. Bg2 Rac8 26. Nd4 Bxd4 27. Rxd4 Rxc3 28. Bxb7 Ra3 29. Re2 Rb8 30. Rb2 Kf7 31. Rdb4 Rd3 32. Bg2 Rxb4 33. Rxb4 Rxd6 34. Rb7 Kf6 35. h3 a6 36. Kh2 Bb5 37. Ra7 Rd2 38. a4 Bd3 39. Rd7 Rd1 40. Bf3 Rd2 41. Kg3 h6 42. Bb7 Rd1 43. Bxa6 Bc2 44. Rxd1 Bxd1 45. a5 Ke7 46. Bc8 Bb3 47. a6 Kd8 48. a7 Bd5 49. Bxe6 Ba8 50. Bxf5 Kc7 51. f3 Kb6 52. Be4 Kxa7 53. Kg4 Bxe4 54. fxe4 1-0

[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.08.30"]
[Round "6"]
[White "Iver Lopez, Mario"]
[Black "Jung, Alain"]
[Result "1-0"]
[ECO "A33"]
[PlyCount "81"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "Luxembourg"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "LUX"]

1. d4 e6 2. Nf3 Nf6 3. g3 c5 4. Bg2 Nc6 5. c4 cxd4 6. Nxd4 Bb4+ 7. Nc3 Qa5 8. Nxc6 Bxc3+ 9. bxc3 dxc6 10. Qb3 0-0 11. 0-0 e5 12. Ba3 Rd8 13. Be7 Re8 14. Bd6 e4 15. c5 a6 16. e3 Qb5 17. c4 Qxb3 18. axb3 Bg4 19. h3 Be2 20. Rfe1 Bd3 21. Bf1 Bxf1 22. Kxf1 Nd7 23. Red1 Ne5 24. Bxe5 Rxe5 25. Rd7 Rxc5 26. Rxb7 a5 27. b4 Rxc4 28. bxa5 c5 29. Rb5 g6 30. a6 Ra7 31. Rb7 Ra8 32. Rc7 Kg7 33. a7 h6 34. Rd1 Kf6 35. Rd6+ Ke5 36. Rb6 Rd8 37. Re7+ Kf5 38. Rxf7+ Kg5 39. Rd7 Rc1+ 40. Kg2 Rxd7 41. a8Q 1-0

[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.08.29"]
[Round "5"]
[White "Iver Lopez, Mario"]
[Black "Diedrick, Michael"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "87"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "Jamaica"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "JAM"]

1. Nf3 d5 2. d4 g6 3. e3 Nf6 4. c4 Bg7 5. Nc3 0-0 6. Bd3 Nc6 7. a3 Bg4 8. h3 Bxf3 9. Qxf3 dxc4 10. Bxc4 e5 11. d5 Na5 12. Ba2 b6 13. 0-0 Nb7 14. e4 Nd7 15. Be3 Nd6 16. Qe2 a6 17. Rac1 Kh8 18. f3 f5 19. Qc2 f4 20. Bf2 Nf6 21. Ne2 Rf7 22. Qc6 g5 23. Kh2 h5 24. g4 hxg4 25. hxg4 Bf8 26. Rh1 Ra7 27. Kg2+ Kg7 28. Rh3 Rb7 29. Rch1 Qc8 30. Kf1 a5 31. Nc1 b5 32. Nd3 Re7 33. Qc1 Nd7 34. Nc5 Nxc5 35. Bxc5 Qa8 36. Qc2 Qa6 37. b4 axb4 38. Bxb4 Kg6 39. Rh8 Bg7 40. Rd8 Nc4 41. Qh2 Ne3+ 42. Ke2 Rf7 43. Qh7+ Kf6 44. Rh6+ 1-0

[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.08.25"]
[Round "2"]
[White "Iver Lopez, Mario"]
[Black "Bisbas, Rageh"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "85"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "Yemen"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "YEM"]

1. Nf3 d5 2. d4 Nf6 3. c4 c5 4. cxd5 cxd4 5. Nxd4 Nxd5 6. e4 Nf6 7. Nc3 g6 8. e5 Ng8 9. Bc4 e6 10. 0-0 Qc7 11. Qe2 a6 12. Bg5 Be7 13. Bxe7 Nxe7 14. Nf3 Nd7 15. Ne4 0-0 16. Rac1 Nc6 17. Rfe1 Ndxe5 18. Nf6+ Kg7 19. Nxe5 Qxe5 20. Qxe5 Nxe5 21. Nh5+ gxh5 22. Rxe5 Kg6 23. Be2 f5 24. Rc7 Rd8 25. f4 Rd2 26. Re3 Rd4 27. Rg3+ Kf6 28. Rg8 Rxf4 29. Rgxc8 Rxc8 30. Rxc8 Rd4 31. Rc2 h4 32. Kf2 b5 33. b3 Rd6 34. Bf3 h6 35. Ke3 Ke5 36. Rc5+ Kf6 37. Rc6 Rxc6 38. Bxc6 Ke5 39. b4 Kd6 40. Bb7 e5 41. Bxa6 Kc6 42. Bc8 h3 43. g3 1-0

[Event "WchT U26 02 fin-C"]
[Site "Mexico City"]
[Date "1980.08.24"]
[Round "1"]
[White "Gengler, Roland"]
[Black "Iver Lopez, Mario"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "57"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Luxembourg"]
[BlackTeam "Bolivia"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "BOL"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Qa5 8. d5 0-0-0 9. Bd2 Nb4 10. Rc1 Kb8 11. a3 Nxd5 12. Nxd5 Qxd5 13. Bf4+ e5 14. Qxd5 Rxd5 15. Nxe5 Bd6 16. Nxg4 Bxf4 17. Rd1 Rxd1+ 18. Kxd1 f5 19. Ne3 Bxe3 20. fxe3 Nf6 21. Bd3 g6 22. Re1 Re8 23. h3 Kc7 24. Ke2 Rd8 25. Rc1+ Kd6 26. Rc4 Ke5 27. Rc7 Rd7 28. Rc5+ Kd6 29. Rc4 1/2-1/2

[Event "WchT U26 02 prel-1"]
[Site "Mexico City"]
[Date "1980.08.23"]
[Round "5"]
[White "Liang, Jinrong"]
[Black "Iver Lopez, Mario"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "113"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "China"]
[BlackTeam "Bolivia"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "BOL"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 d6 5. d4 Be7 6. Bd3 Nbd7 7. 0-0 e5 8. a3 a5 9. Rb1 0-0 10. d5 Re8 11. b4 Nf8 12. c5 axb4 13. cxd6 Bxd6 14. axb4 Bd7 15. Qb3 h6 16. Nd2 Ng6 17. Nc4 Nf4 18. Bxf4 exf4 19. f3 Nh5 20. Qb2 b5 21. Nxd6 cxd6 22. Bxb5 Bxb5 23. Nxb5 Qb6+ 24. Nd4 f5 25. exf5 Re5 26. Qf2 Rxd5 27. Ne6 Rb8 28. Qxb6 Rxb6 29. Rfc1 Rxf5 30. Rc4 Rd5 31. Nxf4 Nxf4 32. Rxf4 Rd2 33. b5 d5 34. Rfb4 Kf7 35. R4b2 Rxb2 36. Rxb2 Ke6 37. Kf2 Kd6 38. Ke3 Kc5 39. Rc2+ Kd6 40. Rb2 Kc5 41. h4 Rxb5 42. Rxb5+ Kxb5 43. Kd4 Kc6 44. h5 Kd6 45. f4 Kc6 46. g4 Kd6 47. f5 Ke7 48. Kxd5 Kf6 49. Ke4 Kg5 50. Kf3 Kf6 51. Kf4 Ke7 52. Ke5 Kf7 53. f6 gxf6+ 54. Kf5 Ke7 55. Kg6 Ke6 56. Kxh6 Kf7 57. Kh7 1-0

[Event "WchT U26 02 prel-1"]
[Site "Mexico City"]
[Date "1980.08.21"]
[Round "4"]
[White "Iver Lopez, Mario"]
[Black "Taulbut, Shaun M"]
[Result "0-1"]
[ECO "E63"]
[BlackElo "2375"]
[PlyCount "100"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "England"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "ENG"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. 0-0 0-0 5. c4 Nc6 6. Nc3 d6 7. d4 Rb8 8. Bg5 a6 9. Rc1 Bd7 10. d5 Na5 11. b3 h6 12. Be3 c5 13. dxc6 bxc6 14. Ne1 c5 15. f3 Nc6 16. Qd2 Kh7 17. Nd5 Nxd5 18. cxd5 Nd4 19. Bf2 a5 20. e3 Nb5 21. Nd3 Nc7 22. f4 Na6 23. Rfd1 a4 24. Rb1 axb3 25. axb3 Nb4 26. e4 Qb6 27. h3 Qa6 28. Bf1 Nxd3 29. Bxd3 Qa3 30. Qc2 Rfc8 31. g4 Bb5 32. Be1 c4 33. Bf1 c3 34. Bxb5 Rxb5 35. Rd3 Rcb8 36. e5 dxe5 37. Rxc3 Qd6 38. f5 e4 39. fxg6+ fxg6 40. Rc6 Bd4+ 41. Kg2 Qf4 42. Bg3 Qf3+ 43. Kh2 Rxb3 44. Rxb3 Rxb3 45. Qg2 Rb2 46. Rc2 Rxc2 47. Qxc2 Bg1+ 48. Kxg1 Qxg3+ 49. Qg2 Qxg2+ 50. Kxg2 Kg7 0-1

[Event "WchT U26 02 prel-1"]
[Site "Mexico City"]
[Date "1980.08.18"]
[Round "1"]
[White "Iver Lopez, Mario"]
[Black "Buchholz, Martin"]
[Result "1/2-1/2"]
[ECO "E19"]
[BlackElo "2235"]
[PlyCount "96"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bolivia"]
[BlackTeam "Canada"]
[WhiteTeamCountry "BOL"]
[BlackTeamCountry "CAN"]

1. d4 e6 2. Nf3 b6 3. g3 Bb7 4. Bg2 Nf6 5. c4 Be7 6. Nc3 Ne4 7. Qc2 Nxc3 8. Qxc3 0-0 9. 0-0 c5 10. e3 d6 11. b3 f5 12. Bb2 Bf6 13. Ne1 Qe7 14. Rd1 Bxg2 15. Kxg2 Nd7 16. Qc2 g6 17. Nf3 Rad8 18. a3 e5 19. dxe5 dxe5 20. e4 f4 21. Rd5 g5 22. g4 h5 23. h3 hxg4 24. hxg4 Qe6 25. Nh2 Nb8 26. f3 Nc6 27. Rh1 Kg7 28. Nf1 Nd4 29. Bxd4 cxd4 30. Nd2 Rc8 31. b4 Qc6 32. c5 b5 33. Nb3 Rh8 34. Na5 Rxh1 35. Kxh1 Rh8+ 36. Kg1 Qe8 37. Qg2 Bd8 38. Nb7 Bc7 39. Nd6 Bxd6 40. Rxd6 Qf7 41. Rd5 Qe6 42. Qc2 Rh3 43. Qb3 a6 44. Kf2 Rh2+ 45. Ke1 Rh1+ 46. Kd2 Rh2+ 47. Ke1 Rh1+ 48. Kd2 Rh2+ 1/2-1/2

