[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.06"]
[Round "9"]
[White "Perez, Marco Tulio"]
[Black "Wietor, Henri"]
[Result "1/2-1/2"]
[ECO "D69"]
[PlyCount "32"]
[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 "Dominican Republic"]
[BlackTeam "Luxembourg"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "LUX"]

1. Nf3 d5 2. d4 e6 3. c4 Nf6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 0-0 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Nxc3 12. Rxc3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. f4 Qe7 16. f5 Qe5 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.04"]
[Round "8"]
[White "Vazquez Ramos, Samuel"]
[Black "Perez, Marco Tulio"]
[Result "1-0"]
[ECO "A06"]
[PlyCount "53"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Puerto Rico"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "PUR"]
[BlackTeamCountry "DOM"]

1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Bb5 e6 5. Nf3 a6 6. Bxc6+ bxc6 7. 0-0 Nf6 8. d3 Be7 9. Nbd2 0-0 10. Ne5 Qc7 11. f4 Nd7 12. Qg4 g6 13. Ndf3 Nf6 14. Qh3 Re8 15. Ng5 d4 16. Ngxf7 Rf8 17. Nh6+ Kg7 18. exd4 Qd6 19. dxc5 Qxc5+ 20. Kh1 Qxc2 21. Rab1 c5 22. Nc6 Bb7 23. Nxe7 Rae8 24. Ng4 Rxe7 25. Rfc1 Qd2 26. Bc3 Qe2 27. Rb2 1-0

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.03"]
[Round "7"]
[White "Hidalgo, Jaime"]
[Black "Perez, Marco Tulio"]
[Result "1/2-1/2"]
[ECO "A14"]
[PlyCount "96"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "DOM"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. Ne5 Na6 9. d4 c5 10. e3 Qc8 11. Nd2 dxc4 12. Ndxc4 Bxg2 13. Kxg2 cxd4 14. Bxd4 Nb4 15. Qf3 Bc5 16. Bxc5 Qxc5 17. a3 Na6 18. Rfd1 b5 19. Nd3 Qd5 20. Qxd5 Nxd5 21. Nd6 Rab8 22. Rac1 Rb6 23. Nc8 Rb7 24. e4 Ne7 25. Nxe7+ Rxe7 26. Rc6 Nb8 27. Rc5 Rb7 28. Rdc1 a6 29. Rc7 Rb6 30. Ne5 f6 31. Nd7 Nxd7 32. Rxd7 Kh8 33. Rcc7 Rg8 34. h4 h5 35. Rc5 e5 36. Rcc7 Kh7 37. Kf3 Kh6 38. Ke3 g5 39. Rh7+ Kg6 40. g4 gxh4 41. gxh5+ Kg5 42. Rc1 h3 43. h6 Rg6 44. Rh1 Rc6 45. Kd3 Kh4 46. Rg7 Rxg7 47. hxg7 Rc8 48. Rg1 Rg8 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.02"]
[Round "6"]
[White "Flores, Manuel"]
[Black "Perez, Marco Tulio"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "53"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "DOM"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Nc3 0-0 7. d4 d5 8. Ne5 Nbd7 9. cxd5 Nxd5 10. Nxd7 Qxd7 11. e4 Nxc3 12. bxc3 Rfd8 13. Be3 Rac8 14. Qb3 c5 15. dxc5 Bxc5 16. Rfd1 Qe7 17. Bxc5 Qxc5 18. Rxd8+ Rxd8 19. Rd1 Qe7 20. Rxd8+ Qxd8 21. Qa4 a6 22. c4 h6 23. e5 Bxg2 24. Kxg2 a5 25. Qc6 Qd4 26. Qe8+ Kh7 27. Qb5 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.31"]
[Round "5"]
[White "Shabu, Abdu Matrife"]
[Black "Perez, Marco Tulio"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "88"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Libya"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "LBY"]
[BlackTeamCountry "DOM"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be2 e6 7. 0-0 Be7 8. Kh1 0-0 9. f4 Qc7 10. Be3 b5 11. a3 Bb7 12. Bf3 Nbd7 13. f5 e5 14. Nb3 Nb6 15. Na5 Nc4 16. Nxc4 Qxc4 17. Bg5 Qc5 18. Bxf6 Bxf6 19. Qd3 Rac8 20. Rad1 Rfd8 21. Rd2 Bg5 22. Re2 Qd4 23. Rd1 b4 24. Qxd4 exd4 25. Nb1 a5 26. g3 Bf6 27. h4 Rc5 28. Kg2 Rdc8 29. axb4 axb4 30. c3 dxc3 31. bxc3 bxc3 32. Na3 c2 33. Nxc2 Rxc2 34. Rdd2 Rxd2 35. Rxd2 Be5 36. g4 g6 37. h5 gxh5 38. gxh5 Kg7 39. Kh3 Kf6 40. Kh4 Rc3 41. Kg4 Re3 42. h6 Bxe4 43. Bxe4 Rxe4+ 44. Kh5 Re3 0-1

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.28"]
[Round "3"]
[White "Cameron, Mark"]
[Black "Perez, Marco Tulio"]
[Result "1-0"]
[ECO "A47"]
[PlyCount "65"]
[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 "Jamaica"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "JAM"]
[BlackTeamCountry "DOM"]

1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 g6 5. c4 Bg7 6. Nc3 0-0 7. 0-0 d6 8. Re1 Nbd7 9. e4 e5 10. d5 a6 11. Bg5 h6 12. Be3 Bc8 13. Qc1 Kh7 14. Rb1 Nc5 15. Bc2 a5 16. a3 Ng4 17. b4 Nxe3 18. Qxe3 axb4 19. axb4 Nd7 20. Ra1 Bb7 21. Na4 Kg8 22. c5 dxc5 23. bxc5 bxc5 24. Nxc5 Nxc5 25. Qxc5 Qd7 26. Ra7 Rxa7 27. Qxa7 Qc8 28. Bd3 f5 29. Rb1 Ba8 30. Rc1 Bb7 31. h3 Kh7 32. Ba6 Bxa6 33. Rxc7 1-0

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.27"]
[Round "2"]
[White "Perez, Marco Tulio"]
[Black "Maya, Hermes"]
[Result "1-0"]
[ECO "E67"]
[PlyCount "46"]
[EventDate "1978.08.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Dominican Republic"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "MEX"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. b3 h6 9. Bb2 Nh5 10. e4 f5 11. exf5 gxf5 12. Nxe5 dxe5 13. Qxh5 Nf6 14. Qg6 exd4 15. Nd5 c6 16. Nf4 c5 17. Rfe1 Qc7 18. Ba3 a5 19. Nd5 Nxd5 20. Bxd5+ Kh8 21. Re8 Bd7 22. Re7 Rg8 23. Rae1 Raf8 1-0

[Event "WchT U26 01 prel-4"]
[Site "Mexico City"]
[Date "1978.08.24"]
[Round "3"]
[White "Cameron, Mark"]
[Black "Perez, Marco Tulio"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "100"]
[EventDate "1978.08.21"]
[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 "Jamaica"]
[BlackTeam "Dominican Republic"]
[WhiteTeamCountry "JAM"]
[BlackTeamCountry "DOM"]

1. Nf3 Nf6 2. d4 e6 3. Bg5 d5 4. e3 Be7 5. Bd3 Nbd7 6. Nbd2 0-0 7. 0-0 c5 8. c3 Re8 9. Re1 a6 10. e4 dxe4 11. Bxf6 exd3 12. Bxe7 Qxe7 13. Qb1 cxd4 14. Nxd4 Nf6 15. Qxd3 Qc7 16. Ne4 Nxe4 17. Qxe4 Bd7 18. Re3 e5 19. Nf5 Qb6 20. b3 Qf6 21. Ng3 Bc6 22. Qc2 Rad8 23. Rae1 Qd6 24. c4 Qd2 25. Qxd2 Rxd2 26. R3e2 Red8 27. Rxd2 Rxd2 28. Rxe5 Rxa2 29. h3 Kf8 30. Nf5 Rd2 31. Re3 g6 32. Ne7 Bd7 33. Nd5 Rd1+ 34. Kh2 Rf1 35. Nf6 Bc6 36. Re2 h5 37. f3 Rb1 38. Re3 Rb2 39. h4 Kg7 40. Ne4 Bxe4 41. fxe4 Kf6 42. e5+ Kf5 43. Kg3 Rd2 44. Kf3 Rd7 45. g3 Re7 46. Rd3 Kxe5 47. Re3+ Kd6 48. c5+ Kd7 49. Rd3+ Kc6 50. b4 Rd7 0-1

[Event "WchT U26 01 prel-4"]
[Site "Mexico City"]
[Date "1978.08.22"]
[Round "2"]
[White "Taulbut, Shaun M"]
[Black "Perez, Marco Tulio"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2405"]
[PlyCount "78"]
[EventDate "1978.08.21"]
[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 "Dominican Republic"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "DOM"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 g6 6. c3 Nf6 7. Qe2 Bg7 8. d4 0-0 9. e5 dxe5 10. dxe5 Ne8 11. Rd1 Qc8 12. Bg5 Nc6 13. Nbd2 Nc7 14. Qe3 Ne6 15. Bh6 Rd8 16. Bxg7 Kxg7 17. Ne4 b6 18. h4 Qc7 19. Neg5 Nxg5 20. Qxg5 Rxd1+ 21. Rxd1 Rd8 22. Re1 h6 23. Qe3 Qd7 24. a3 Qf5 25. e6 f6 26. Qe2 Qd3 27. b4 Qxc3 28. bxc5 Qxc5 29. Qa6 g5 30. Qa4 Nd4 31. Nxd4 Qxd4 32. Qxa7 Qc5 33. Rb1 g4 34. Qxb6 Rd1+ 35. Kh2 Qe5+ 36. g3 Rd2 37. Rb4 h5 38. Rf4 Rd1 39. Qb7 Qc5 0-1

[Event "WchT U26 01 prel-4"]
[Site "Mexico City"]
[Date "1978.08.21"]
[Round "1"]
[White "Agudelo, Antonio"]
[Black "Perez, Marco Tulio"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2305"]
[PlyCount "59"]
[EventDate "1978.08.21"]
[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 "Dominican Republic"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "DOM"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 e6 5. 0-0 Be7 6. Nc3 0-0 7. b3 c5 8. d4 cxd4 9. Qxd4 Nc6 10. Qf4 a6 11. Rd1 Qb8 12. e4 d6 13. Bb2 Ra7 14. Qe3 Ba8 15. Bf1 Rd8 16. h3 Nb4 17. Rac1 d5 18. exd5 exd5 19. Nxd5 Nbxd5 20. cxd5 Bxd5 21. Nd4 Bf8 22. Nf5 Ne8 23. Be5 Qb7 24. Bd4 Bf3 25. Re1 Raa8 26. Bxb6 Rdc8 27. Rxc8 Rxc8 28. Bd4 a5 29. Qe5 Bc6 30. Ba6 1-0

