[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.06"]
[Round "9"]
[White "Lau, Carlos"]
[Black "Velasquez, Manuel A"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "2245"]
[PlyCount "45"]
[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 "El Salvador"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "ESA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0 Rc8 11. Bb3 a6 12. Nxc6 Bxc6 13. a4 Nd7 14. Bd4 Nc5 15. Bd5 Qa5 16. Rfd1 Ne6 17. Bxg7 Kxg7 18. f4 Qb6+ 19. Kh1 Bxd5 20. Nxd5 Qxb2 21. Rab1 Qxc2 22. Qxc2 Rxc2 23. Rxb7 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.04"]
[Round "8"]
[White "Tonsingh, Orrin"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "E62"]
[BlackElo "2245"]
[PlyCount "131"]
[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 "Jamaica"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "JAM"]
[BlackTeamCountry "NCA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Qa5 8. d5 Qc7 9. Bg5 h6 10. Bf4 Nbd7 11. Qd2 Kh7 12. Nd4 c5 13. Ndb5 Qb8 14. a4 Nh5 15. Be3 Ne5 16. b3 a6 17. Na3 Ng4 18. Rad1 Nxe3 19. Qxe3 Qc7 20. Nc2 Bd7 21. Qd3 Rab8 22. h4 Qa5 23. Ne4 b5 24. axb5 axb5 25. Bf3 bxc4 26. bxc4 Nf6 27. Rb1 Ng4 28. Bxg4 Bxg4 29. Ne3 Bd7 30. Nd2 Qc3 31. Qxc3 Bxc3 32. Nf3 Ba4 33. Rxb8 Rxb8 34. Rc1 Bg7 35. Ne1 f5 36. Nd3 Bd4 37. Nc2 Bf6 38. Ne3 Kg7 39. Kf1 Kf7 40. Ke1 Rb3 41. Kd2 Ra3 42. h5 Ra2+ 43. Ke1 Bg5 44. f4 Bf6 45. hxg6+ Kxg6 46. Kf2 Ra1 47. Rxa1 Bxa1 48. Kf3 Bd4 49. Nf2 Bxe3 50. Kxe3 Kh5 51. Kf3 Bc2 52. Nd3 Bb3 53. Nb2 Ba2 54. Kf2 Bb3 55. Kf3 Bc2 56. Nd3 Kg6 57. Ke3 Bb3 58. Nb2 Kf6 59. Kd3 e6 60. dxe6 Kxe6 61. Kc3 Ba2 62. Nd3 Kd7 63. Nc1 Bb1 64. Nd3 Kc6 65. Kb2 Bxd3 66. exd3 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.03"]
[Round "7"]
[White "Lau, Carlos"]
[Black "Monroy, Enrique"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2245"]
[PlyCount "85"]
[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 "Mexico II"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. f3 Bd7 11. Qd2 Nxd4 12. Bxd4 Bc6 13. Rad1 Nd7 14. Nd5 Bxd4+ 15. Qxd4 Bxd5 16. Bxd5 Rab8 17. f4 Qc5 18. b4 Qxd4+ 19. Rxd4 Rbc8 20. Bb3 Rc7 21. a4 b6 22. Rfd1 Nb8 23. e5 dxe5 24. fxe5 Nc6 25. Rc4 Rfc8 26. e6 fxe6 27. Rc3 Nxb4 28. Bxe6+ Kg7 29. Rb3 Na6 30. Bxc8 Rxc8 31. Rd7 Nc5 32. Rxe7+ Kf6 33. Rbe3 Nxa4 34. Rxa7 b5 35. Rb3 Rxc2 36. Rxb5 Rc1+ 37. Kf2 Rc2+ 38. Ke3 Nb2 39. g4 Nd1+ 40. Kf4 Rc4+ 41. Kf3 Nc3 42. g5+ Ke6 43. Ra6+ 1-0

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.09.02"]
[Round "6"]
[White "Abreu, Jorge D"]
[Black "Lau, Carlos"]
[Result "1-0"]
[ECO "A05"]
[BlackElo "2245"]
[PlyCount "79"]
[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 "Nicaragua"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "NCA"]

1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 d5 6. Bg2 c5 7. cxd5 Nxd5 8. Bxg7 Kxg7 9. 0-0 Nc6 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4+ Nf6 13. Qb2 Qb6 14. Nc3 Kg8 15. Na4 Qb4 16. Rac1 Bd7 17. a3 Qb5 18. Rc5 Qa6 19. Rc7 Bxa4 20. bxa4 Qxa4 21. Rxe7 Nd7 22. Qxb7 Nb6 23. Qc7 Rae8 24. Qxa7 Qxa7 25. Rxa7 Rxe2 26. Rb1 Nc8 27. Rd7 Re7 28. Rxe7 Nxe7 29. a4 Rd8 30. a5 Rd6 31. Bf1 Rd8 32. a6 Ra8 33. Rb7 Nc6 34. Bb5 Na5 35. Rc7 Nb3 36. a7 Nd4 37. Bc4 Kh8 38. Bd5 Nb5 39. Bxa8 Nxc7 40. Bc6 1-0

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.31"]
[Round "5"]
[White "Lau, Carlos"]
[Black "Weber, Leo"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2245"]
[PlyCount "108"]
[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 "Luxembourg"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "LUX"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be6 8. Bg2 Be7 9. 0-0 0-0 10. Be3 b5 11. Nd5 Bxd5 12. exd5 Nbd7 13. a4 Qc7 14. axb5 axb5 15. Qd3 b4 16. Rfc1 Nb6 17. Qb5 Nc4 18. Qxb4 Nxb2 19. Na5 Rab8 20. Qe1 Nc4 21. Nc6 Ra8 22. Qb4 Nxe3 23. fxe3 Rfc8 24. e4 Bf8 25. Bh3 Re8 26. Rcb1 Nd7 27. Ra3 Rab8 28. Qe1 Rb7 29. Rxb7 Qxb7 30. Ra7 Qb6+ 31. Qf2 Qxf2+ 32. Kxf2 Nc5 33. Bd7 Nxd7 34. Rxd7 Rc8 35. g4 f6 36. h3 g6 37. Ra7 Re8 38. Ke2 Bh6 39. Kd3 Bc1 40. c4 Bh6 41. c5 Bf8 42. cxd6 Bxd6 43. Kc4 f5 44. gxf5 gxf5 45. exf5 e4 46. Rd7 e3 47. Ne7+ Rxe7 48. Rxe7 Bxe7 49. Kd3 Bc5 50. d6 Kf7 51. Ke2 Kf6 52. Kf3 Bb6 53. Ke2 Kxf5 54. d7 Ke4 0-1

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.29"]
[Round "4"]
[White "Ferrao, Luis"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "E73"]
[BlackElo "2245"]
[PlyCount "55"]
[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 "Nicaragua"]
[WhiteTeamCountry "PUR"]
[BlackTeamCountry "NCA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c6 7. Qd2 a6 8. a4 Qa5 9. Rd1 Nbd7 10. Nf3 e5 11. dxe5 dxe5 12. 0-0 Re8 13. Qc2 h6 14. Bd2 Qc7 15. h3 a5 16. Be3 Nf8 17. Rfe1 Nh5 18. Qc1 Kh7 19. Bf1 Nf4 20. Bxf4 exf4 21. e5 Ne6 22. Ne4 b6 23. Nd6 Rd8 24. Qc2 Ba6 25. Qe4 Kg8 26. b3 Nc5 27. Qxf4 Nxb3 28. e6 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.28"]
[Round "3"]
[White "Lau, Carlos"]
[Black "Pazos Gambarrotti, Plinio Efrain"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2245"]
[BlackElo "2240"]
[PlyCount "83"]
[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 "Ecuador"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "ECU"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 Rc8 10. Ne3 Be7 11. Be2 0-0 12. Bxf6 Bxf6 13. Ncd5 Bg5 14. 0-0 Kh8 15. Bg4 g6 16. c3 f5 17. Bh3 Qe8 18. Nc4 Rd8 19. a4 Qf7 20. f3 Bxd5 21. Qxd5 Qxd5 22. exd5 Ne7 23. Rfd1 Rd7 24. Kf2 Rfd8 25. g3 Rc7 26. Bf1 h5 27. a5 Rc5 28. Nb6 f4 29. Bd3 Kg7 30. c4 Rc7 31. b4 Ng8 32. Ra2 Nf6 33. Rc2 Rf7 34. Re1 fxg3+ 35. hxg3 h4 36. Be4 Rdf8 37. Kg2 hxg3 38. Kxg3 Nxe4+ 39. fxe4 Bh4+ 40. Kxh4 Rf3 41. Rg1 R8f4+ 42. Rg4 1/2-1/2

[Event "WchT U26 01 fin-B"]
[Site "Mexico City"]
[Date "1978.08.26"]
[Round "1"]
[White "El Ageli Kamel, Mohamed"]
[Black "Lau, Carlos"]
[Result "0-1"]
[ECO "B53"]
[BlackElo "2245"]
[PlyCount "100"]
[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 "Nicaragua"]
[WhiteTeamCountry "LBY"]
[BlackTeamCountry "NCA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. 0-0 Nf6 8. Nc3 e6 9. Bg5 Be7 10. Rad1 0-0 11. Rfe1 Qa5 12. e5 Bxf3 13. gxf3 dxe5 14. Rxe5 Qc7 15. Ree1 Rfd8 16. Qe3 h6 17. Bf4 Qa5 18. Kh1 Bc5 19. Qe2 Qb4 20. Be5 Qh4 21. Bxf6 gxf6 22. Ne4 Bb6 23. Rg1+ Kh8 24. Rg4 Rxd1+ 25. Qxd1 Qh5 26. Nxf6 Qf5 27. Ne4 Rd8 28. Qe2 Qe5 29. Rh4 Kh7 30. f4 Qd5 31. Kg1 Qd1+ 32. Qxd1 Rxd1+ 33. Kg2 Rc1 34. Rg4 Bd8 35. c3 f5 36. Rg3 fxe4 37. Re3 Kg6 38. Rxe4 Kf6 39. Re2 Rd1 40. Kf3 Bb6 41. Ke4 h5 42. a4 a5 43. b4 axb4 44. cxb4 Rd4+ 45. Kf3 Rxb4 46. a5 Bxa5 47. Kg3 Bc7 48. Kh4 Bxf4 49. f3 Bxh2+ 50. Kxh5 Bg3 0-1

[Event "WchT U26 01 prel-3"]
[Site "Mexico City"]
[Date "1978.08.24"]
[Round "3"]
[White "Lau, Carlos"]
[Black "Rogers, Ian"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "2265"]
[BlackElo "2400"]
[PlyCount "130"]
[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 "Nicaragua"]
[BlackTeam "Australia"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "AUS"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 d6 8. f3 Qb6 9. Bb5 Qc7 10. Qd2 a6 11. Nxc6 bxc6 12. Bc4 Rb8 13. 0-0 0-0 14. Rad1 c5 15. b3 Qb7 16. e5 Ne8 17. f4 Bg4 18. Rde1 dxe5 19. Bxc5 Rc8 20. Ba3 Nd6 21. Bxd6 exd6 22. Nd5 Be6 23. fxe5 dxe5 24. Rd1 Rfd8 25. Qa5 e4 26. Kh1 Kh8 27. Nb6 Rxd1 28. Rxd1 Qc7 29. Bxe6 fxe6 30. Qxa6 Rf8 31. Nc4 Qf4 32. Qb6 Bh6 33. Qd4+ Kg8 34. Kg1 Bg5 35. g3 Qf3 36. Re1 e3 37. Qd1 Qf2+ 38. Kh1 Rd8 39. Qe2 Rd2 40. Qxf2 exf2 41. Rf1 Rxc2 42. Kg2 Rxa2 43. Rxf2 Ra1 44. Kf3 Rc1 45. Ke4 Kg7 46. Ke5 Rc3 47. Kxe6 Rxb3 48. Rb2 Rc3 49. Rb7+ Kh6 50. Ne5 Bc1 51. g4 Kg5 52. Rxh7 Re3 53. Rb7 Re2 54. Kd5 Rd2+ 55. Ke4 Re2+ 56. Kd5 Bf4 57. h4+ Kxh4 58. Nxg6+ Kxg4 59. Rb4 Kf5 60. Nxf4 Re5+ 61. Kd6 Re4 62. Rxe4 Kxe4 63. Nd5 Kf3 64. Ke5 Kg2 65. Kf4 Kh1 1/2-1/2

[Event "WchT U26 01 prel-3"]
[Site "Mexico City"]
[Date "1978.08.22"]
[Round "2"]
[White "Christiansen, Larry Mark"]
[Black "Lau, Carlos"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2490"]
[BlackElo "2245"]
[PlyCount "69"]
[EventDate "1978.08.21"]
[EventType "team-tourn"]
[EventRounds "3"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "United States"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "NCA"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nc6 7. d4 Qc7 8. 0-0 0-0 9. b3 a6 10. Bb2 e5 11. Rc1 exd4 12. exd4 Re8 13. Nd5 Nxd5 14. cxd5 Nd8 15. Qd2 Bf5 16. Nf4 Rc8 17. dxc5 Bxb2 18. Qxb2 dxc5 19. Rfe1 Qd7 20. h4 b5 21. Rxe8+ Qxe8 22. Qf6 c4 23. Nh5 Qf8 24. Qe5 gxh5 25. Qxf5 Nb7 26. Be4 Qd8 27. Qxh7+ Kf8 28. Re1 Qf6 29. bxc4 Rxc4 30. Qxh5 Nd6 31. Bd3 Rd4 32. Bf1 Ne4 33. Re2 Nc3 34. Re5 Rd2 35. Rf5 1-0

[Event "WchT U26 01 prel-3"]
[Site "Mexico City"]
[Date "1978.08.21"]
[Round "1"]
[White "Lau, Carlos"]
[Black "Elojele, Kamel"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "2245"]
[PlyCount "59"]
[EventDate "1978.08.21"]
[EventType "team-tourn"]
[EventRounds "3"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Libya"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "LBY"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. c3 Nf6 6. Nbd2 Be7 7. 0-0 0-0 8. Ba4 a6 9. Re1 b5 10. Bc2 Bg4 11. h3 Bh5 12. d5 Nb8 13. a4 c6 14. Nf1 cxd5 15. exd5 Nbd7 16. Ng3 Bxf3 17. Qxf3 Nb6 18. Rd1 Re8 19. Nf5 Bf8 20. Bg5 e4 21. Bxe4 h6 22. Nxh6+ gxh6 23. Bxf6 Qxf6 24. Qxf6 Rxe4 25. axb5 Rae8 26. bxa6 Bg7 27. Qxd6 Nc4 28. Qc6 Nxb2 29. Rdb1 Nd3 30. a7 1-0

[Event "WchT Students 21st Group2"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "5.5"]
[White "Fridjonsson, Julius"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2295"]
[BlackElo "2265"]
[PlyCount "84"]
[EventDate "1976.08.09"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "NCA"]

1. g3 Nf6 2. Bg2 g6 3. e4 d6 4. d4 Bg7 5. Ne2 0-0 6. 0-0 e5 7. Nbc3 c6 8. a4 Qc7 9. a5 exd4 10. Nxd4 Re8 11. Re1 Nbd7 12. a6 Nc5 13. axb7 Bxb7 14. Bf4 Nh5 15. Be3 Nf6 16. f3 Nfd7 17. Qd2 Ne5 18. b3 a6 19. h3 Ne6 20. Rad1 Rad8 21. Qf2 Qa5 22. Na4 c5 23. Nxe6 fxe6 24. f4 Nc4 25. e5 Nxe3 26. Qxe3 Bxg2 27. Kxg2 dxe5 28. Rxd8 Rxd8 29. Nxc5 Rd2+ 30. Kh1 Rxc2 31. Nxe6 Qa2 32. Qf3 e4 33. Qf1 Qxb3 34. Ng5 Qxg3 35. Re2 Qd3 36. Rf2 Bd4 37. Qb1 Rc8 38. Qb7 Qc4 39. Qxh7+ Kf8 40. Qh6+ Ke7 41. Qh7+ Kf8 42. Qh6+ Ke7 1/2-1/2

[Event "WchT Students 21st Group2"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "2.1"]
[White "Kaplan, Julio P"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "B67"]
[BlackElo "2265"]
[PlyCount "64"]
[EventDate "1976.08.09"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "United States"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "NCA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 h6 10. Bh4 Be7 11. Nf3 Qc7 12. e5 dxe5 13. fxe5 Nd5 14. Nxd5 exd5 15. Bxe7 Nxe7 16. Bd3 Be6 17. Kb1 0-0-0 18. Qf2 Nc6 19. Rhe1 Qa5 20. a3 Kb8 21. Nd4 Qb6 22. Nxc6+ Qxc6 23. Qd4 Rc8 24. c3 Qc7 25. Qb4 Ka8 26. Bc2 Qd8 27. Bb3 Qg5 28. Bxd5 Bxd5 29. Rxd5 Qxg2 30. Rd7 Rhd8 31. Qd4 Rxd7 32. Qxd7 Qg6+ 1/2-1/2

[Event "WchT Students 21st final C"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "3.5"]
[White "Lau, Carlos"]
[Black "Barria, Blas"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2265"]
[PlyCount "42"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Panama"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "PAN"]

1. c4 e5 2. Nc3 d6 3. g3 Be6 4. d3 c6 5. e4 Nf6 6. Bg2 Be7 7. Nge2 0-0 8. 0-0 d5 9. Qb3 dxc4 10. Qxb7 cxd3 11. Nf4 exf4 12. Qxa8 d2 13. Bxd2 Qxd2 14. Qxa7 Nbd7 15. e5 Bc5 16. Qa5 fxg3 17. exf6 Bxf2+ 18. Rxf2 Qxf2+ 19. Kh1 Bh3 20. Rg1 Bxg2+ 21. Rxg2 Qf1+ 0-1

[Event "WchT Students 21st Group2"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "1.1"]
[White "Lau, Carlos"]
[Black "Birnboim, Nathan"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2265"]
[PlyCount "116"]
[EventDate "1976.08.09"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Israel"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "ISR"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 h6 8. Be3 Be6 9. Be2 a6 10. Na3 Nb4 11. Nc4 d5 12. Bb6 Qb8 13. exd5 Nbxd5 14. Nxd5 Nxd5 15. 0-0 Be7 16. Re1 0-0 17. Bf3 Nxb6 18. Nxb6 Rd8 19. Qe2 Ra7 20. a5 Qc7 21. Rad1 Rxd1 22. Rxd1 Bc5 23. Nd5 Qxa5 24. Qxe5 Ra8 25. c3 Qb5 26. b4 Bf8 27. c4 Qe8 28. Nc7 Qb8 29. c5 Ra7 30. Re1 Bc4 31. Qf4 b5 32. Nd5 Qxf4 33. Nxf4 a5 34. Ra1 a4 35. Bd5 g5 36. Bxc4 bxc4 37. Nd5 Bg7 38. Ra2 Rd7 39. Ne3 c3 40. Kf1 Rd2 41. Rxd2 cxd2 42. Ke2 a3 43. c6 Be5 44. Kxd2 a2 45. Nc2 Kf8 46. Kd3 Ke7 47. b5 f5 48. b6 Bxh2 49. g3 Kd6 50. c7 Kd7 51. Ke2 f4 52. g4 f3+ 53. Kxf3 Bd6 54. Ke4 Bc5 55. f4 Bxb6 56. c8Q+ Kxc8 57. f5 Kd7 58. Kd3 Bd8 0-1

[Event "WchT Students 21st Group2"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "4.5"]
[White "Lau, Carlos"]
[Black "Campos Ruiz, Alberto"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2265"]
[PlyCount "114"]
[EventDate "1976.08.09"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "MEX"]

1. e4 Nf6 2. d3 e5 3. Nf3 Nc6 4. g3 d5 5. Nbd2 dxe4 6. dxe4 Bc5 7. Bg2 0-0 8. 0-0 h6 9. Qe2 Qe7 10. c3 a5 11. h3 b6 12. Qb5 Qe8 13. Re1 Ba6 14. Qb3 Rd8 15. Nf1 Bc8 16. Qc2 Be6 17. Be3 Qe7 18. Nh4 Bxe3 19. Nxe3 Qc5 20. Nhf5 Bxf5 21. Nxf5 Nd4 22. Nxd4 Rxd4 23. Qe2 Rd6 24. Rad1 Rfd8 25. Rxd6 Qxd6 26. Bf3 Qe6 27. Rd1 Re8 28. b3 Qxh3 29. Rd2 Qe6 30. Qb5 Qe7 31. Kg2 Kf8 32. Kf1 Ra8 33. Ke2 Re8 34. Ke3 Rc8 35. Be2 g6 36. Bf3 Kg7 37. Ke2 h5 38. Rd3 Rh8 39. Bg2 h4 40. b4 axb4 41. Qxb4 Qe6 42. Qb3 Qc6 43. Qb4 hxg3 44. fxg3 Qe6 45. Rd2 Qg4+ 46. Kf2 Rh2 47. Qc4 Qxe4 48. Qxe4 Nxe4+ 49. Kg1 Nxd2 50. Kxh2 e4 51. Kg1 Kf6 52. Kf2 Ke5 53. Ke3 Nc4+ 54. Ke2 f5 55. Kf2 g5 56. Bf1 Nd6 57. a4 c5 0-1

[Event "WchT Students 21st final C"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "5.5"]
[White "Lau, Carlos"]
[Black "Kuroda, Takayuki"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2265"]
[PlyCount "69"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Japan"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "JPN"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. Qd2 c6 6. f4 e5 7. Nf3 a6 8. a4 exf4 9. Bxf4 Ndf6 10. Bd3 Bg4 11. 0-0 Bxf3 12. Rxf3 Nh5 13. e5 d5 14. Bg5 Qd7 15. Raf1 Qg4 16. Rxf7 Qxd4+ 17. Kh1 Bxe5 18. Rf8+ Kd7 19. Rxa8 Nhf6 20. Bxf6 Bxf6 21. Qe2 Ne7 22. Rxh8 Bxh8 23. Rf7 Be5 24. Rxh7 Kd6 25. Nd1 Qxa4 26. Rxe7 Kxe7 27. Qxe5+ Kd8 28. Qb8+ Kd7 29. Qxb7+ Kd6 30. Qxa6 Qh4 31. g3 Qg4 32. Nf2 Qd4 33. Kg2 g5 34. Qa3+ Ke6 35. Qf8 1-0

[Event "WchT Students 21st final C"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "1.1"]
[White "Perez, Arturo"]
[Black "Lau, Carlos"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "2265"]
[PlyCount "73"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "NCA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 Nbd7 6. e3 0-0 7. Be2 c6 8. 0-0 h6 9. Bh4 e5 10. Rc1 Qa5 11. Nd2 Re8 12. Rb1 c5 13. a3 exd4 14. exd4 a6 15. b4 Qc7 16. bxc5 dxc5 17. d5 Qe5 18. Rb3 Nh7 19. Nf3 Qc7 20. d6 Qa5 21. Nd5 g5 22. Nc7 Nhf6 23. Nxa8 gxh4 24. Nxh4 Ne5 25. Re3 Ned7 26. Rxe8+ Nxe8 27. Nf5 Qd8 28. Re1 Ndf6 29. Ne7+ Kh8 30. Nxc8 Qxc8 31. Nb6 Qd8 32. d7 Nc7 33. Bf3 Ne6 34. Bxb7 Qxb6 35. Rxe6 Qd8 36. Rxa6 Bf8 37. Rxf6 1-0

[Event "WchT Students 21st final C"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "4.5"]
[White "Wong, Sheldon MA"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "2265"]
[PlyCount "60"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Jamaica"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "JAM"]
[BlackTeamCountry "NCA"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. g3 Nf6 5. Bg2 Bg4 6. Ngf3 Bd6 7. h3 Be6 8. 0-0 h6 9. Qe2 d4 10. Nxd4 exd4 11. e5 Bxe5 12. Qxe5 0-0 13. Nf3 c5 14. Qxc5 Nc6 15. Ne5 Nxe5 16. Qxe5 Re8 17. Qb5 Rc8 18. Qxb7 Rc7 19. Qb4 Rxc2 20. Bf4 Nd5 21. Qxd4 Nxf4 22. Qxf4 Rxb2 23. Qa4 Re7 24. d4 Rd7 25. d5 Bxd5 26. Bxd5 Rxd5 27. Rae1 Rd7 28. Re3 Rdd2 29. Kg2 Qa8+ 30. Kg1 Qd5 1/2-1/2

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.05"]
[Round "1.2"]
[White "Ocampo Vargas, Raul"]
[Black "Lau, Carlos"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "121"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "NCA"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Bc4 e6 7. Bb3 Be7 8. 0-0 Nc6 9. Kh1 0-0 10. f4 Qc7 11. f5 Nxd4 12. Qxd4 Bd7 13. Bg5 Rad8 14. Rad1 Bc8 15. Rd3 b5 16. Rh3 Qc5 17. Qd3 b4 18. Nd1 e5 19. Bxf6 Bxf6 20. Ne3 Qd4 21. Qe2 Qxe4 22. Qh5 h6 23. Nd5 Bg5 24. Qxg5 Qxd5 25. Qe7 Qb5 26. Rff3 Rde8 27. Qh4 e4 28. Rf4 Qe5 29. Rg3 Kh7 30. Bc4 Bxf5 31. h3 d5 32. Bxa6 Bc8 33. Bxc8 Rxc8 34. Rf2 g5 35. Qh5 Rc7 36. Rb3 d4 37. Rxb4 d3 38. Rc4 e3 39. Rxc7 exf2 40. Rxf7+ Rxf7 41. Qxf7+ Qg7 42. Qxf2 Qxb2 43. Qf5+ Kg7 44. Qxd3 Qxa2 45. Qd4+ Kg8 46. c4 Kf7 47. Kh2 Qb3 48. c5 Qb8+ 49. Qd6 Qxd6+ 50. cxd6 Ke6 51. Kg3 h5 52. h4 g4 53. Kf4 Kxd6 54. Kg5 Ke5 55. Kxh5 Kf4 56. Kg6 g3 57. h5 Ke3 58. h6 Kf2 59. h7 Kxg2 60. h8Q Kf1 61. Qf6+ 1-0

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "3.2"]
[White "Barria, Blas"]
[Black "Lau, Carlos"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "35"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "NCA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 c5 7. dxc5 dxc5 8. 0-0 Nc6 9. e5 Nd5 10. Ne4 b6 11. Bc4 Nc7 12. Qxd8 Nxd8 13. Be3 Be6 14. Bxe6 Ndxe6 15. Rad1 Rad8 16. Nc3 f6 17. exf6 Bxf6 18. Ne5 1/2-1/2

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "8.2"]
[White "Diaz Diaz, Joaquin Carlos"]
[Black "Lau, Carlos"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "2345"]
[PlyCount "69"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Cuba"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "CUB"]
[BlackTeamCountry "NCA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 Qc7 8. Bb3 b5 9. f3 Bd7 10. g4 h6 11. a3 Nc6 12. Nxc6 Bxc6 13. Qe2 Be7 14. h4 Nd7 15. 0-0-0 0-0-0 16. Bd4 Rhg8 17. Ba2 Bb7 18. f4 Bf6 19. g5 Bxd4 20. Rxd4 Nb6 21. g6 Rge8 22. a4 bxa4 23. Nxa4 Nxa4 24. Rxa4 d5 25. e5 fxg6 26. Rh3 Kd7 27. Qg4 Rc8 28. Qxg6 Qc6 29. Rb4 Kd8 30. Bb3 Re7 31. Rc3 Qe8 32. Qxe8+ Kxe8 33. Rxb7 Rxc3 34. Rxe7+ Kxe7 35. bxc3 1-0

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "6.2"]
[White "Lau, Carlos"]
[Black "Caro, Alberto Napoleon"]
[Result "0-1"]
[ECO "B77"]
[BlackElo "2210"]
[PlyCount "58"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Venezuela"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "VEN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3 a5 11. a3 Nxd4 12. Bxd4 b5 13. Nd5 Nxd5 14. Bxg7 Kxg7 15. Bxd5 Rc8 16. h4 h6 17. g4 e6 18. Bb3 Qf6 19. 0-0-0 Qxf3 20. g5 Qxb3 21. h5 Rxc2+ 22. Qxc2 Rc8 23. Qxc8 Bxc8 24. gxh6+ Kh7 25. hxg6+ fxg6 26. Rxd6 Qe3+ 27. Rd2 Bb7 28. Rhh2 Bxe4 29. Kd1 Qg1+ 0-1

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "9.2"]
[White "Lau, Carlos"]
[Black "Fairclough, Neil"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "59"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Jamaica"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "JAM"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Be6 14. Qxd8 Rfxd8 15. Rxd8+ Rxd8 16. b3 a5 17. Bb5 Rd5 18. a4 f5 19. Bd2 Bb2+ 20. Kxb2 Rxd2 21. Re1 Kf7 22. Re2 Rxe2 23. Bxe2 Ke8 24. Kc3 Kd7 25. Kd4 Kd6 26. c4 Kc6 27. f4 h6 28. h4 h5 29. Bf3+ Kd6 30. Bd5 1-0

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "4.2"]
[White "Lau, Carlos"]
[Black "Larios, Carlos"]
[Result "0-1"]
[ECO "A06"]
[PlyCount "60"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Guatemala"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "GUA"]

1. Nf3 d5 2. g3 Nf6 3. b3 e6 4. Bg2 Be7 5. d3 0-0 6. 0-0 c5 7. Bb2 Nc6 8. Nbd2 Rb8 9. e4 d4 10. Qe2 e5 11. c4 Be6 12. h3 Qd7 13. Kh2 h6 14. Rg1 Nh7 15. Rgf1 Rbe8 16. Nxe5 Nxe5 17. f4 Nc6 18. f5 Bg5 19. fxe6 fxe6 20. Nf3 Qc7 21. Nxg5 Nxg5 22. Bc1 Rxf1 23. Bxf1 Qe7 24. h4 Nf7 25. Bh3 Nfe5 26. Bf4 g5 27. hxg5 hxg5 28. Rg1 Rf8 29. Bxe5 Nxe5 30. Bg4 Rf2+ 0-1

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "2.2"]
[White "Lau, Carlos"]
[Black "Martina, Ricardo"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "97"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Netherlands Antilles"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "AHO"]

1. Nf3 Nf6 2. g3 e6 3. c4 c5 4. Bg2 Nc6 5. 0-0 Rb8 6. d4 cxd4 7. Nxd4 Bc5 8. Nc2 0-0 9. Nc3 a6 10. a3 b5 11. b4 Be7 12. cxb5 axb5 13. Bf4 e5 14. Bc1 Qc7 15. Bb2 d6 16. Ne3 Na7 17. Ncd5 Qd8 18. Nxe7+ Qxe7 19. Nd5 Nxd5 20. Bxd5 Be6 21. f4 Bh3 22. Rf2 exf4 23. Qd4 Qe5 24. Qxe5 dxe5 25. Bxe5 Rbd8 26. Bb3 fxg3 27. hxg3 Be6 28. Bxe6 fxe6 29. Rc1 Rxf2 30. Kxf2 Rd7 31. Ke3 Kf7 32. Ke4 Kg6 33. Rc5 Rb7 34. Bd4 Kf7 35. e3 Kg6 36. g4 Kf7 37. Rg5 g6 38. Bxa7 Rxa7 39. Rxb5 Rxa3 40. g5 Ra7 41. Ke5 Rd7 42. e4 Ke7 43. Rb8 Rd1 44. Rb7+ Kd8 45. Rxh7 Rg1 46. Kf6 Rb1 47. Kxg6 Rxb4 48. e5 Rf4 49. Rf7 1-0

[Event "CACAC-chT 12th"]
[Site "San Salvador"]
[Date "1974.10.??"]
[Round "7.1"]
[White "Lau, Carlos"]
[Black "Martinez, RG."]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "56"]
[EventDate "1974.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ESA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "El Salvador II"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "ESA"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. Nf3 Nc6 7. 0-0 Be7 8. d4 exd4 9. Nxd4 Nxd4 10. Qxd4 Bf6 11. Qa4+ c6 12. Nxd5 Bxd5 13. Rd1 b5 14. Qc2 Qb6 15. e4 Bc4 16. e5 Be7 17. b3 Bd5 18. Bxd5 cxd5 19. Rxd5 0-0 20. Be3 Qe6 21. Rxb5 a6 22. Rb6 Qxe5 23. Rd1 h5 24. Bd4 Qg5 25. Qe2 a5 26. Rb5 f5 27. Re1 Bb4 28. Qe6+ Kh7 1/2-1/2

