[Event "WchT Seniors 65"]
[Site "Prague"]
[Date "2020.03.12"]
[Round "7.2"]
[White "Fiser, Jiri1111"]
[Black "Piza Volio, Eduardo"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1937"]
[BlackElo "2255"]
[PlyCount "75"]
[EventDate "2020.03.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Czech Republic 65 VII"]
[BlackTeam "Costa Rica 65"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. c3 d6 8. 0-0 0-0 9. Re1 Na5 10. Bc2 c5 11. Nbd2 Nc6 12. Nf1 Re8 13. h3 h6 14. a4 Bb7 15. Ng3 Bf8 16. d4 g6 17. axb5 axb5 18. Rxa8 Qxa8 19. d5 Nb8 20. Bd2 Nbd7 21. Qc1 Kh7 22. Nh2 Bg7 23. Ng4 Nxg4 24. hxg4 Nf6 25. f3 Qa2 26. Kf2 Ng8 27. Rh1 f6 28. Nf1 Ba6 29. Ne3 b4 30. cxb4 Rc8 31. Qa1 Qxa1 32. Rxa1 Bb5 33. Ra7 c4 34. Ba4 Bxa4 35. Rxa4 f5 36. gxf5 Nf6 37. fxg6+ Kxg6 38. b5 1-0

[Event "WchT Seniors 65"]
[Site "Prague"]
[Date "2020.03.10"]
[Round "5.10"]
[White "Janda, Zdenek"]
[Black "Piza Volio, Eduardo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2065"]
[BlackElo "2255"]
[PlyCount "103"]
[EventDate "2020.03.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Czech Republic 65 III"]
[BlackTeam "Costa Rica 65"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CRI"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Bd3 cxd4 7. exd4 Bd6 8. Bg3 Qc7 9. Nbd2 0-0 10. 0-0 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Bxe5 Qxe5 14. Re1 Qf4 15. h3 Bd7 16. Nf3 Rfe8 17. Qd2 Nh5 18. Qxf4 Nxf4 19. Bf1 h6 20. Kh2 Bf5 21. Red1 Rad8 22. Rd2 Be4 23. Nd4 a6 24. Rad1 Ne6 25. Nb3 Rd7 26. f3 Bg6 27. Rxd5 Rxd5 28. Rxd5 Re7 29. Kg3 Bb1 30. Nc1 Bc2 31. Rd2 Ba4 32. Bc4 Kf8 33. Re2 Bd7 34. Nd3 Nd8 35. Nc5 Bc6 36. Rxe7 Kxe7 37. Kf4 Kd6 38. Ne4+ Ke7 39. Ke5 Kd7 40. Ng3 f6+ 41. Kf5 Ke7 42. Kg6 Kf8 43. Nf5 Be8+ 44. Kh7 g6 45. Nd6 g5 46. Kxh6 Bd7 47. Kg6 Ke7 48. Nf5+ Bxf5+ 49. Kxf5 Nc6 50. Bd5 Nd8 51. g3 a5 52. h4 1-0

[Event "WchT Seniors 65"]
[Site "Prague"]
[Date "2020.03.09"]
[Round "4.11"]
[White "Piza Volio, Eduardo"]
[Black "Heim, Sverre"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "2255"]
[BlackElo "2316"]
[PlyCount "82"]
[EventDate "2020.03.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica 65"]
[BlackTeam "Norway 65"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "NOR"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. exd5 exd5 6. Bd3 Bg4 7. h3 Bh5 8. 0-0 Bg6 9. Ne5 Bxd3 10. Nxd3 0-0 11. Re1 Bd6 12. Nf1 Nbd7 13. Qf3 c6 14. Bf4 Qc7 15. a4 Rfe8 16. Bxd6 Qxd6 17. Ng3 g6 18. a5 Rxe1+ 19. Rxe1 Re8 20. Rxe8+ Nxe8 21. Qe3 Ng7 22. Qh6 Ne6 23. c3 c5 24. f4 cxd4 25. cxd4 Nxd4 26. Qg5 f6 27. Qg4 f5 28. Qd1 a6 29. Qa4 Nb5 30. Ne2 Nc5 31. Qc2 Nxd3 32. Qxd3 Qc5+ 33. Kh2 Qc4 34. Qe3 Qe4 35. Qd2 d4 36. Nc1 Nd6 37. Nd3 Nc4 38. Qc2 Ne3 39. Qc8+ Kg7 40. Qc7+ Kh6 41. Ne1 Nf1+ 0-1

[Event "WchT Seniors 65"]
[Site "Prague"]
[Date "2020.03.08"]
[Round "3.17"]
[White "Martinak, Cyril"]
[Black "Piza Volio, Eduardo"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1801"]
[BlackElo "2255"]
[PlyCount "78"]
[EventDate "2020.03.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Czech Republic 65 X"]
[BlackTeam "Costa Rica 65"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. d3 0-0 10. Nbd2 Na5 11. Bc2 c5 12. Nf1 Re8 13. Ng3 Bf8 14. h3 Be6 15. Ng5 d5 16. Nxe6 Rxe6 17. Bg5 h6 18. exd5 Qxd5 19. Bxf6 Rxf6 20. Ne4 Rg6 21. b4 cxb4 22. Qf3 Rd8 23. c4 Qe6 24. c5 Qd5 25. Kh1 Bxc5 26. Nxc5 Qxc5 27. Rac1 Rf6 28. d4 Rxf3 29. dxc5 Rxf2 30. Rxe5 Nc6 31. Re3 g6 32. Be4 Rc8 33. Rd1 Rxa2 34. Rd6 Ra3 35. Re1 Ne7 36. Bb7 Rxc5 37. Rxe7 b3 38. Rf6 Rf5 39. Rxf5 gxf5 0-1

[Event "WchT Seniors 65"]
[Site "Prague"]
[Date "2020.03.07"]
[Round "2.2"]
[White "Piza Volio, Eduardo"]
[Black "Maryasin, Boris Feliksovich"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2255"]
[BlackElo "2305"]
[PlyCount "28"]
[EventDate "2020.03.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica 65"]
[BlackTeam "Israel 65"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "ISR"]

1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. c4 e4 5. Nd4 d5 6. cxd5 Qxd5 7. Nc2 Nc6 8. Nc3 Qh5 9. e3 Bg4 10. Be2 Ne5 11. 0-0 Nf3+ 12. gxf3 exf3 13. Bb5+ c6 14. Ba3 Bxa3 0-1

[Event "Lugano Open-06"]
[Site "Lugano"]
[Date "1981.03.??"]
[Round "?"]
[White "Piza Volio, Eduardo"]
[Black "Grafs"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "41"]
[EventDate "1981.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d4 fxe4 5. Nxe5 Nxe5 6. dxe5 c6 7. Nc3 cxb5 8. Nxe4 d5 9. exd6 Nf6 10. Qd4 Be7 11. Bg5 Bf5 12. 0-0-0 Bxe4 13. Rhe1 Qb6 14. Rxe4 Nxe4 15. Qxe4 0-0-0 16. Qg4+ Kb8 17. dxe7 Rc8 18. Rd8 Qc6 19. Bf4+ Ka8 20. Qxc8+ Qxc8 21. Bc7 1-0

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.30"]
[Round "6"]
[White "Piza Volio, Eduardo"]
[Black "Buchholz, Martin"]
[Result "0-1"]
[ECO "C09"]
[BlackElo "2235"]
[PlyCount "114"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Canada"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "CAN"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. 0-0 Nge7 8. dxc5 Bxc5 9. Nb3 Bd6 10. Nbd4 0-0 11. c3 Qc7 12. h3 Bd7 13. Re1 Rad8 14. Be3 Bc8 15. Bd3 a6 16. Bxh7+ Kxh7 17. Ng5+ Kg6 18. Qd3+ f5 19. Nde6 Bxe6 20. Nxe6 Qd7 21. Bf4 Bxf4 22. Nxf4+ Kf7 23. Ne6 Qxe6 24. Rxe6 Kxe6 25. Re1+ Kf7 26. Qe3 Rd6 27. Qb6 Rd7 28. h4 Rh8 29. Qe3 Rh6 30. g3 Rf6 31. Qf4 Rg6 32. Qe3 Rgd6 33. Kg2 Rg6 34. Qd2 Rf6 35. f4 Rdd6 36. Qd1 Rh6 37. Qb3 Rd7 38. Kf2 Kf8 39. a4 Rhd6 40. Re3 Ng8 41. Qc2 g6 42. Rd3 Nf6 43. Qd1 Re6 44. b4 Rde7 45. Kf1 Ng4 46. Qd2 Nh2+ 47. Kf2 Ng4+ 48. Kf1 Re8 49. a5 Ne7 50. Kg1 Ng8 51. Rf3 N8f6 52. Qd4 Re1+ 53. Rf1 R1e3 54. Rc1 Rxg3+ 55. Kf1 Ree3 56. Rc2 Rgf3+ 57. Kg2 Rh3 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.29"]
[Round "5"]
[White "Piza Volio, Eduardo"]
[Black "Ruettimann, Josef"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "130"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Switzerland"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "SUI"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Bc4 Nf6 6. Bb3 0-0 7. 0-0 Qc7 8. e5 dxe5 9. dxe5 Rd8 10. Qe2 Nd5 11. Nxd5 cxd5 12. Bf4 Bg4 13. Rad1 e6 14. Rfe1 Nd7 15. c3 Bxf3 16. Qxf3 Nxe5 17. Qg3 f6 18. h4 Qf7 19. h5 Nc4 20. hxg6 hxg6 21. Bxc4 dxc4 22. Qg4 e5 23. Be3 f5 24. Qh4 Rd3 25. f3 Qd5 26. Rb1 b5 27. Bg5 Re8 28. Re2 Kf7 29. Rbe1 Qc5+ 30. Qf2 Qxf2+ 31. Kxf2 Rb8 32. Rd2 Rxd2+ 33. Bxd2 Rd8 34. Be3 a6 35. Ke2 Ke6 36. a4 Rb8 37. axb5 Rxb5 38. Bc1 Bf6 39. Rd1 f4 40. Rh1 Rb7 41. Kd1 e4 42. fxe4 Ke5 43. Rh6 Rg7 44. Ke2 Kxe4 45. Rh8 Re7 46. Rf8 Kf5+ 47. Kf3 g5 48. Bd2 Re6 49. Rf7 g4+ 50. Kf2 Rd6 51. Bc1 Ke4 52. Rf8 Bh4+ 53. Ke2 Rf6 54. Re8+ Kf5 55. Bd2 Bg3 56. Rc8 Re6+ 57. Kf1 f3 58. gxf3 gxf3 59. Rg8 Re2 60. Rxg3 Rxd2 61. Rxf3+ Ke4 62. Rf6 Rxb2 63. Rd6 Rc2 64. Rd4+ Kf3 65. Ke1 Ke3 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.27"]
[Round "4"]
[White "Velasquez, Manuel A"]
[Black "Piza Volio, Eduardo"]
[Result "1/2-1/2"]
[ECO "E66"]
[WhiteElo "2235"]
[PlyCount "80"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "El Salvador"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "ESA"]
[BlackTeamCountry "CRI"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. d4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 a6 10. Qc2 e5 11. b3 Ng4 12. h3 Nh6 13. e3 f5 14. f4 b5 15. Bb2 bxc4 16. bxc4 Rb8 17. Rab1 Bd7 18. Ne2 Rxb2 19. Rxb2 exf4 20. exf4 Qe7 21. Rf2 Bxb2 22. Qxb2 Qe3 23. Nc1 Nf7 24. Nf1 Qd4 25. Qxd4 cxd4 26. Nd2 Re8 27. Bf1 Re3 28. Kg2 Rc3 29. Ncb3 Nxb3 30. axb3 a5 31. Rf3 Nd8 32. Rd3 Nb7 33. Rxd4 Nc5 34. Kf2 Nxb3 35. Nxb3 Rxb3 36. Rd3 Rb2+ 37. Ke3 a4 38. Kd4 Rf2 39. Rd1 a3 40. Bd3 Kf7 1/2-1/2

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.26"]
[Round "3"]
[White "Piza Volio, Eduardo"]
[Black "Gomez Quezada, Juan"]
[Result "1-0"]
[ECO "C81"]
[PlyCount "113"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "MEX"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. Rd1 Nc5 11. c4 d4 12. Nbd2 d3 13. Qe3 Nxb3 14. axb3 Nb4 15. Qe4 0-0 16. Nf1 Qd7 17. Ng3 f5 18. exf6 Bxf6 19. Ng5 Bxg5 20. Bxg5 bxc4 21. bxc4 Qf7 22. Be3 Nc2 23. Ra5 Nxe3 24. fxe3 Rad8 25. b3 d2 26. h3 Bxh3 27. Rh5 Qf2+ 28. Kh2 Qxg2+ 29. Qxg2 Bxg2 30. Kxg2 Rd3 31. Nf1 Rfd8 32. b4 Rc3 33. Rd5 Rxd5 34. cxd5 Rb3 35. Rxd2 Rxb4 36. Rc2 Rb7 37. Rc6 Ra7 38. Rc4 Kf7 39. Kf3 Kf6 40. Ke4 a5 41. Ra4 h5 42. Kd4 g5 43. e4 g4 44. e5+ Kg5 45. e6 Kf6 46. Kc5 Ra6 47. Ne3 Ke7 48. Nf5+ Kf6 49. Ne3 Ra8 50. Kc6 g3 51. Kxc7 Rh8 52. Ng2 Rh7+ 53. Kd6 Ra7 54. Rf4+ Kg7 55. e7 Ra8 56. Kd7 Ra7+ 57. Ke6 1-0

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.25"]
[Round "2"]
[White "Piza Volio, Eduardo"]
[Black "Escalante, Rafael"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "46"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Venezuela"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "VEN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Qd7 6. 0-0 Nf6 7. Bxc6 Qxc6 8. e5 dxe5 9. Nxe5 Qe4 10. Be3 Qxd4 11. Bxd4 Bf5 12. c4 e6 13. Nc3 a6 14. Rfd1 Be7 15. Rac1 0-0 16. f3 h6 17. Bb6 Rac8 18. g4 Bh7 19. Nd7 Nxd7 20. Rxd7 Bg5 21. Rcd1 Rxc4 22. Rxb7 Rb4 23. Rdd7 Rxb6 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.24"]
[Round "1"]
[White "Cruz, Jose1111"]
[Black "Piza Volio, Eduardo"]
[Result "1/2-1/2"]
[ECO "A80"]
[PlyCount "51"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Honduras"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "HON"]
[BlackTeamCountry "CRI"]

1. d4 f5 2. Nf3 Nf6 3. Nc3 e6 4. e3 Be7 5. Bd3 d5 6. 0-0 0-0 7. Ne2 Qe8 8. b3 Ne4 9. Bb2 Nd7 10. Rc1 c6 11. c4 g5 12. g3 Qh5 13. Kg2 Rf6 14. Rh1 g4 15. Ne5 Qh3+ 16. Kg1 Ng5 17. Nf4 Qh6 18. h4 Nf7 19. Kg2 Bd6 20. Nxf7 Rxf7 21. a3 Nf6 22. b4 Qf8 23. c5 Bxf4 24. exf4 Bd7 25. Re1 Qb8 26. Bc3 1/2-1/2

[Event "WchT U26 02 prel-5"]
[Site "Mexico City"]
[Date "1980.08.23"]
[Round "5"]
[White "Acosta, Alejandro"]
[Black "Piza Volio, Eduardo"]
[Result "1/2-1/2"]
[ECO "C77"]
[PlyCount "47"]
[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 "Columbia"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 b5 6. Bb3 Nxe4 7. dxe5 Nc5 8. Bd5 Be7 9. 0-0 0-0 10. Re1 Bb7 11. Nc3 Ne6 12. Ne4 Na5 13. Bxb7 Nxb7 14. Nd4 Nxd4 15. Qxd4 d5 16. exd6 Nxd6 17. Bf4 Nxe4 18. Qxe4 Re8 19. Qc6 Bb4 20. c3 Ba5 21. h3 Bb6 22. Bg3 Rb8 23. Kh2 h6 24. Rad1 1/2-1/2

[Event "WchT U26 02 prel-5"]
[Site "Mexico City"]
[Date "1980.08.20"]
[Round "3"]
[White "Piza Volio, Eduardo"]
[Black "Belmont Hernandez, Andres"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "2255"]
[PlyCount "61"]
[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 "Costa Rica"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "MEX"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 0-0 6. Qd2 e5 7. Nge2 c6 8. g4 b5 9. Ng3 Nbd7 10. h4 exd4 11. Bxd4 Ne5 12. Be2 Be6 13. g5 Nfd7 14. f4 Nc4 15. Bxc4 Bxc4 16. Bxg7 Kxg7 17. Qxd6 Nb6 18. 0-0-0 Qxd6 19. Rxd6 Rac8 20. b3 b4 21. Nd1 Ba6 22. Ne3 Rfd8 23. Rhd1 Rxd6 24. Rxd6 Bb7 25. h5 Kf8 26. h6 Ke7 27. e5 c5 28. f5 Rc6 29. Ne4 Nd7 30. Nd5+ Ke8 31. Nef6+ 1-0

[Event "WchT U26 02 prel-5"]
[Site "Mexico City"]
[Date "1980.08.19"]
[Round "2"]
[White "Piscitelli, Jose"]
[Black "Piza Volio, Eduardo"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "70"]
[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 "Luxembourg"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Be7 6. Nc3 Nf6 7. Bd3 d6 8. 0-0 0-0 9. Bf4 Bg4 10. Qd2 a5 11. a4 Ne5 12. f3 Be6 13. Nd4 Nxd3 14. Qxd3 Nd7 15. Bd2 Nc5 16. Qe3 Bf6 17. b3 c6 18. f4 Qc7 19. Nxe6 Nxe6 20. Kh1 Rfe8 21. Rad1 Rad8 22. Rfe1 g6 23. f5 Nc5 24. Qf4 Qe7 25. fxg6 fxg6 26. Re2 Rf8 27. Qe3 Be5 28. Rf2 Rxf2 29. Qxf2 Rf8 30. Qe3 Qh4 31. g3 Qg4 32. Qe2 Qxe2 33. Nxe2 Nxe4 34. Be1 Rf2 35. Bxf2 Nxf2+ 0-1

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "3.14"]
[White "Al Atar, S Salim"]
[Black "Piza Volio, Eduardo"]
[Result "1/2-1/2"]
[ECO "D88"]
[PlyCount "37"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Iraq"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "IRQ"]
[BlackTeamCountry "CRI"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 Nc6 9. Be3 cxd4 10. cxd4 0-0 11. 0-0 Bg4 12. f3 Na5 13. Rc1 Nxc4 14. Rxc4 Bd7 15. Qb3 Rc8 16. Rxc8 Bxc8 17. d5 Qa5 18. Rc1 e6 19. Bd4 1/2-1/2

[Event "WchT Students 21st Group4"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "1.2"]
[White "Bielczyk, Jacek"]
[Black "Piza Volio, Eduardo"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2375"]
[PlyCount "85"]
[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 "Poland"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. Be3 Na5 11. Bc2 Nc4 12. Bc1 c5 13. b3 Nb6 14. d5 Ne8 15. Nbd2 g6 16. a4 Ng7 17. Bd3 c4 18. bxc4 Nxa4 19. Qc2 Bd7 20. Ba3 Qc7 21. Nxe5 Bf6 22. Nxd7 Qxd7 23. cxb5 axb5 24. Bb4 Rfc8 25. Nb1 Ne8 26. Ra3 Nc7 27. Qe2 Bg7 28. Rd1 Rab8 29. Bc2 Rb7 30. Ra2 Ne8 31. Bxa4 bxa4 32. Qa6 Ra7 33. Qd3 Qb7 34. g3 Qa6 35. Na3 Qxd3 36. Rxd3 Rb7 37. Nc2 Rbc7 38. Nd4 Bxd4 39. Rxd4 Ra7 40. Rd1 Kg7 41. Rda1 Rca8 42. Kg2 Kf6 43. f4 1-0

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "7.14"]
[White "Estrada, Antonio"]
[Black "Piza Volio, Eduardo"]
[Result "1/2-1/2"]
[ECO "C32"]
[PlyCount "86"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. Nd2 e3 6. Nc4 Nxd5 7. Nxe3 Nxf4 8. Qf3 Ng6 9. Be2 Nc6 10. Qe4+ Qe7 11. Qa4 Qb4+ 12. Qxb4 Bxb4+ 13. c3 Bd6 14. Nf3 Nce5 15. Nxe5 Nxe5 16. d4 Ng6 17. 0-0 c6 18. Nf5 Bxf5 19. Rxf5 f6 20. Bc4 Kd7 21. g3 Rae8 22. Kf2 Re7 23. Bd2 Rhe8 24. Re1 Nf8 25. b4 b5 26. Rxe7+ Rxe7 27. Bd3 Ne6 28. d5 Nc7 29. dxc6+ Kxc6 30. c4 bxc4 31. Bxc4 Re5 32. Rxe5 Bxe5 33. Be3 Bc3 34. a3 a5 35. bxa5 Bxa5 36. Kf3 Nd5 37. Bd4 Kd6 38. Ke4 Ne7 39. g4 Nc6 40. Be3 Ne5 41. Be2 g6 42. h4 Ke6 43. Kf4 Bc7 1/2-1/2

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "4.1"]
[White "Gaspar, Vache"]
[Black "Piza Volio, Eduardo"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "63"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Iran"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "IRI"]
[BlackTeamCountry "CRI"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. c4 Nf6 6. Qc2 Bd7 7. Bxc6 Bxc6 8. c5 d4 9. Ne2 dxe3 10. dxe3 Bxg2 11. Rg1 Be4 12. Qc3 Bf8 13. Qxe5+ Qe7 14. Qxe7+ Bxe7 15. Nbc3 Bg6 16. Nb5 0-0-0 17. Bd4 a6 18. Nbc3 Rhg8 19. b4 Nd5 20. Nxd5 Rxd5 21. Nf4 Rdd8 22. Ke2 b6 23. cxb6 Bxb4 24. bxc7 Kxc7 25. Nxg6 hxg6 26. Rab1 Ba5 27. Rg5 f5 28. Rxg6 Rd5 29. Rxa6 Kd7 30. Rb7+ Kc8 31. Rf7 Bc7 32. Ra8+ 1-0

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "5.14"]
[White "Nieves, Kamalakanta Ivan"]
[Black "Piza Volio, Eduardo"]
[Result "0-1"]
[ECO "C86"]
[WhiteElo "2250"]
[PlyCount "82"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Puerto Rico"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "PUR"]
[BlackTeamCountry "CRI"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 0-0 8. 0-0 d6 9. d4 Bg4 10. Rd1 exd4 11. cxd4 d5 12. exd5 Nxd5 13. Qe4 Be6 14. Nc3 Ncb4 15. Ne5 Bf6 16. Nc6 Nxc3 17. bxc3 Nxc6 18. Bxe6 Nxd4 19. Ba3 Re8 20. Bxf7+ Kxf7 21. Qxh7 Ne2+ 22. Kf1 Qc8 23. Qh5+ Kg8 24. Qf3 Nxc3 25. Rd3 Qe6 26. Rxc3 Bxc3 27. Qxc3 Qc4+ 28. Qxc4+ bxc4 29. Rc1 Rad8 30. g3 Rd2 31. Rxc4 Rxa2 32. Bc1 Ree2 33. Be3 Rec2 34. Rg4 c5 35. Rg5 Rab2 36. Rxc5 Rb1+ 37. Kg2 Rxc5 38. Bxc5 Rb5 39. Bd6 a5 40. Kf3 Rb3+ 41. Ke4 a4 0-1

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "2.6"]
[White "Piza Volio, Eduardo"]
[Black "Abayasekera, Roger"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "47"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Scotland"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "SCO"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. Bd3 Bb7 7. f3 Nd7 8. Nge2 c5 9. dxc5 Nxc5 10. a3 Qc7 11. Rd1 Rc8 12. Nd4 Nf6 13. Be2 0-0 14. Bh6 Rfd8 15. Bxg7 Kxg7 16. Qg5 e6 17. 0-0 h6 18. Qe3 e5 19. Nb3 Nxb3 20. cxb3 d5 21. exd5 Nxd5 22. Nxd5 Bxd5 23. Rc1 Qe7 24. b4 1/2-1/2

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "6.10"]
[White "Piza Volio, Eduardo"]
[Black "Asbjornsson, Asgeir"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "88"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "ISL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. 0-0 Bxc3 10. bxc3 0-0 11. Qh5 e4 12. Bxe4 Nf6 13. Qh4 Nxe4 14. Qxe4 Qf6 15. Ba3 Rd8 16. Nd4 Nxd4 17. Be7 Qc6 18. Qxc6 Nxc6 19. Bxd8 Nxd8 20. Rfe1 Be6 21. Rab1 b6 22. f4 Nb7 23. a4 Kf8 24. Kf2 Rc8 25. Re3 Bf5 26. Rbe1 Nc5 27. a5 bxa5 28. Re7 Bd7 29. R7e5 a4 30. Rd1 Be8 31. g3 Nd7 32. Ra5 Nf6 33. Rxa7 Rxc3 34. Rd8 Rxc2+ 35. Kf3 Rxh2 36. g4 Rh3+ 37. Kg2 Re3 38. g5 Nh5 39. Rxa4 Ke7 40. Rad4 Nxf4+ 41. Kf2 Ne6 42. Kxe3 Nxd8 43. Rh4 Ne6 44. Rxh7 g6 0-1

[Event "WchT Students 21st Group4"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "4.6"]
[White "Piza Volio, Eduardo"]
[Black "Gardellini, Alberto"]
[Result "1-0"]
[ECO "B48"]
[PlyCount "69"]
[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 "Costa Rica"]
[BlackTeam "Panama"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "PAN"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Nc6 7. Bd3 Nf6 8. 0-0 b5 9. Kh1 Bb7 10. a3 h5 11. f4 Ng4 12. Bg1 g6 13. Qe1 Bg7 14. e5 g5 15. Ndxb5 axb5 16. Nxb5 Qb8 17. Nd6+ Kf8 18. fxg5 Ngxe5 19. Nxf7 Nxf7 20. g6 Nce5 21. Qb4+ d6 22. Rxf7+ Nxf7 23. Rf1 Bxg2+ 24. Kxg2 Qxb4 25. Rxf7+ Kg8 26. axb4 Rd8 27. Re7 e5 28. Bc4+ d5 29. Bb6 dxc4 30. Bxd8 Bf8 31. Rh7 Rxh7 32. gxh7+ Kxh7 33. b5 Kg8 34. b6 Kf7 35. Bc7 1-0

[Event "WchT Students 21st Group4"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "2.6"]
[White "Piza Volio, Eduardo"]
[Black "Momeni Roudsari, Hadi"]
[Result "1-0"]
[ECO "B99"]
[PlyCount "83"]
[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 "Costa Rica"]
[BlackTeam "Iran"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "IRI"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 h6 11. Bh4 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. h3 hxg5 15. Bg3 Nf6 16. Rhf1 Bd7 17. Nf3 Nh5 18. Nxe5 dxe5 19. Qg4 b5 20. Be1 b4 21. Ne2 a5 22. Qf3 Nf4 23. Kb1 f6 24. Nxf4 gxf4 25. g3 fxg3 26. Bxg3 0-0-0 27. Bf2 Kb8 28. Qe3 Bc8 29. Qb6+ Qxb6 30. Bxb6 Rdg8 31. Bxa5 Rxh3 32. c3 Rh2 33. Rg1 Rxg1 34. Rxg1 Rh3 35. Kc2 bxc3 36. Bxc3 Rh2+ 37. Kb3 Rh7 38. Rg8 Kb7 39. a4 Bc5 40. Ba6+ Kxa6 41. Rxc8 Rb7+ 42. Kc4 1-0

[Event "WchT Students 21st final B"]
[Site "Caracas"]
[Date "1976.??.??"]
[Round "1.10"]
[White "Piza Volio, Eduardo"]
[Black "Perez, Luis1111"]
[Result "1/2-1/2"]
[ECO "C60"]
[PlyCount "93"]
[EventDate "1976.08.16"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Columbia"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "COL"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Nc6 7. Bxc6 dxc6 8. Be3 Be6 9. Nc3 Qxd4 10. Bxd4 0-0-0 11. 0-0-0 f6 12. a3 Bd6 13. Rhe1 Bf4+ 14. Be3 Be5 15. Na4 b6 16. f4 Bd6 17. h3 h5 18. Nc3 h4 19. Ne2 c5 20. Nc3 g5 21. e5 fxe5 22. fxe5 Be7 23. Ne4 Rd5 24. Bxg5 Kd7 25. c4 Rd4 26. Be3 Rxd1+ 27. Rxd1+ Kc6 28. b3 Rh5 29. Nd2 Bg5 30. Re1 Bxe3 31. Rxe3 Rg5 32. Re2 Kd7 33. Kb2 Bf5 34. Nf3 Rh5 35. e6+ Ke7 36. Ne5 Kxe6 37. Nc6+ Kf6 38. Nxa7 Rg5 39. Nb5 Bd7 40. Rd2 Ke7 41. Nc3 Bc6 42. Nd5+ Bxd5 43. cxd5 Kd6 44. Kc3 Rxd5 45. Rxd5+ Kxd5 46. a4 Kc6 47. Kc4 1/2-1/2

