[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.31"]
[Round "6"]
[White "Cantero, Ronaldo"]
[Black "Thiellement, Andre"]
[Result "1/2-1/2"]
[ECO "D09"]
[PlyCount "79"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "France"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "FRA"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Bb4+ 7. Nbd2 Nge7 8. 0-0 Bxd2 9. Bxd2 Ng6 10. h3 Bf5 11. e3 dxe3 12. Bxe3 0-0 13. Nd4 Nxd4 14. Qxd4 Qc8 15. Kh2 Rd8 16. Qc5 b6 17. Qc6 Rb8 18. f4 Rd3 19. Rfe1 Ne7 20. Qa4 b5 21. cxb5 Nd5 22. Rad1 Nxe3 23. Rxd3 Nxg2 24. Red1 Bxd3 25. Rxd3 Ne1 26. Re3 Qd8 27. Qe4 Qd2+ 28. Re2 Qd4 29. Rxe1 Qxb2+ 30. Re2 Qxb5 31. f5 Qb1 32. Qxb1 Rxb1 33. Kg2 Kf8 34. Kf3 Ke7 35. Rc2 Kd7 36. g4 Re1 37. Kf4 h6 38. h4 Rf1+ 39. Ke4 Re1+ 40. Kf4 1/2-1/2

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.29"]
[Round "4"]
[White "Belliard Alonzo, Luis Manuel"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "36"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Dominican Rep"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "PAR"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 e6 6. Nf3 Be7 7. 0-0 0-0 8. Re1 a6 9. Ne5 b5 10. Bg5 h6 11. Bf4 Bb7 12. Nd2 Nbd7 13. Qf3 Nxe5 14. Bxe5 Nd7 15. Bf4 Bg5 16. b4 Bxf4 17. Qxf4 Nb6 18. Nb3 Bc6 1/2-1/2

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.24"]
[Round "7"]
[White "Cantero, Ronaldo"]
[Black "Allan, Denis"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "196"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Canada"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "CAN"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e3 d6 6. Nge2 e5 7. 0-0 Nc6 8. d3 Bg4 9. h3 Be6 10. e4 Ne8 11. Be3 Qd7 12. Kh2 f5 13. f3 f4 14. gxf4 exf4 15. Bf2 g5 16. b3 Rf6 17. d4 Rh6 18. h4 Ne7 19. d5 Bf7 20. Bh3 Qd8 21. Rg1 Ng6 22. hxg5 Rh5 23. Rg4 Rxg5 24. Rxg5 Qxg5 25. Qg1 Qh6 26. Nd4 Ne5 27. Qg2 Bh5 28. Rg1 Qf6 29. Nce2 Kh8 30. Be1 Bg6 31. Bc3 Bxe4 32. fxe4 f3 33. Nxf3 Qxf3 34. Bxe5 Bxe5+ 35. Kh1 Qxg2+ 36. Rxg2 Nf6 37. Bf5 Rf8 38. Ng1 Nh5 39. Rg5 Ng7 40. Kg2 Bf4 41. Rg4 Be3 42. Nf3 Nxf5 43. exf5 Rg8 44. Rxg8+ Kxg8 45. Kf1 Kg7 46. Ke2 Bb6 47. Kd3 Kf6 48. Ke4 c6 49. b4 a5 50. a3 axb4 51. axb4 Bf2 52. dxc6 bxc6 53. Kf4 h5 54. Nd2 Be1 55. Ne4+ Ke7 56. b5 cxb5 57. cxb5 d5 58. Nc5 Kf6 59. Nd7+ Ke7 60. Nb6 Kd6 61. f6 Bd2+ 62. Kf5 Bh6 63. Kg6 Bf8 64. Kxh5 d4 65. Kg4 Ke6 66. Kg5 d3 67. Nc4 Kd5 68. Nb2 d2 69. b6 Kc6 70. f7 Kxb6 71. Nc4+ Kc6 72. Nxd2 Kd7 73. Kf6 Kd6 74. Ne4+ Kd7 75. Ng5 Kd6 76. Ne6 Be7+ 77. Kf5 Kd7 78. Nf4 Kd6 79. Ng6 Kd7 80. Nf4 Kd6 81. Ne6 Kd7 82. Ng7 Bf8 83. Kg6 Ke7 84. Ne8 Ke6 85. Nf6 Kd6 86. Kh7 Ke6 87. Kg8 Ba3 88. Ne8 Bc5 89. Kg7 Bd4+ 90. Kg6 Bc5 91. Nc7+ Kd7 92. Nd5 Bf8 93. Kf6 Kd6 94. Nb6 Be7+ 95. Kf5 Bf8 96. Kg6 Ke7 97. Nd5+ Ke6 98. Ne3 Ke7 1/2-1/2

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.23"]
[Round "6"]
[White "Kostjoerin, Anatole"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B51"]
[PlyCount "139"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Monaco"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "MNC"]
[BlackTeamCountry "PAR"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c4 e6 5. d4 a6 6. Bxd7+ Bxd7 7. dxc5 Qa5+ 8. Nc3 Qxc5 9. Qd4 Qxd4 10. Nxd4 Rc8 11. b3 b5 12. Bd2 bxc4 13. Rb1 cxb3 14. Rxb3 Nf6 15. f3 e5 16. Nc2 h6 17. Ne3 Be7 18. 0-0 0-0 19. Rfb1 Bd8 20. Ra3 Ra8 21. Ncd5 Nxd5 22. Nxd5 Bc6 23. Ne3 Bg5 24. Nf5 Bxd2 25. Ne7+ Kh7 26. Nxc6 Rfc8 27. Rb6 a5 28. Kf1 Bb4 29. Nxb4 axb4 30. Rxa8 Rxa8 31. Rxb4 Rxa2 32. Rb6 Rd2 33. g4 Rxh2 34. Rxd6 f6 35. Rd7 Kg6 36. Rb7 Rc2 37. Ra7 Rb2 38. Rc7 Ra2 39. Rb7 Rd2 40. Ke1 Rh2 41. Kf1 Rc2 42. Ra7 Rh2 43. Kg1 Re2 44. Kf1 Rd2 45. Rb7 Kh7 46. Ra7 Kg8 47. Ra8+ Kh7 48. Ra7 h5 49. gxh5 Rh2 50. Kg1 Rxh5 51. Kg2 Kh6 52. Kg3 g6 53. Rb7 Kg5 54. Rb5 Rh4 55. Rb6 Rf4 56. Ra6 Kh6 57. Rb6 g5 58. Ra6 g4 59. fxg4 Kg5 60. Ra8 Rxe4 61. Rg8+ Kh6 62. Ra8 Kg6 63. Rg8+ Kf7 64. Ra8 Rd4 65. Ra6 Rb4 66. Ra3 Rb8 67. Ra7+ Kg6 68. Ra3 Rd8 69. Rf3 Kg7 70. g5 1/2-1/2

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.22"]
[Round "5"]
[White "Beyen, Roland"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E77"]
[PlyCount "73"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "PAR"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. e5 dxe5 10. fxe5 Ng4 11. Bg5 Qa5 12. cxd5 Nxe5 13. 0-0 Nxf3+ 14. Rxf3 Bg4 15. Rxf7 Rxf7 16. Bxg4 Rf8 17. Be7 Re8 18. Qe2 Qa6 19. Qe4 Kh8 20. Kh1 b5 21. d6 Nc6 22. Bd7 Nxe7 23. Bxe8 Rxe8 24. dxe7 Bxc3 25. bxc3 Qf6 26. Re1 Qxc3 27. Qe6 Qg7 28. Qd5 h5 29. Qxc5 Qf7 30. Qxa7 Kg7 31. Qc5 Qxa2 32. Qe5+ Kg8 33. Rf1 Qc4 34. Qf6 Kh7 35. Qf8 Qxf1+ 36. Qxf1 Rxe7 37. h4 1-0

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.19"]
[Round "2"]
[White "Cantero, Ronaldo"]
[Black "McCurdy, Gerald"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "30"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Ireland"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "IRL"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. d3 Bxf3 8. Qxf3 Qf6 9. Qxf6 Nxf6 10. Nd2 Bd6 11. Nf3 c5 12. b3 Nd7 13. g3 Nb8 14. Bb2 Nc6 15. a3 Rg8 1/2-1/2

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Rojas, Jose J"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "26"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "PAR"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 0-0 6. 0-0 e5 7. d5 a5 8. a4 Na6 9. Nbc3 Nc5 10. Be3 b6 11. f3 Ne8 12. Qd2 f5 13. f4 fxe4 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.24"]
[Round "13"]
[White "Liebert, Heinz"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B16"]
[PlyCount "45"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "German Dem Rep"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "DDR"]
[BlackTeamCountry "PAR"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 h5 7. Bf4 Bg4 8. Be2 h4 9. Qd2 e6 10. 0-0-0 Bd6 11. Kb1 Qc7 12. Bxd6 Qxd6 13. h3 Bf5 14. Bd3 Bxd3 15. Qxd3 Nd7 16. c4 0-0-0 17. Qe3 Kb8 18. Rd3 Rdg8 19. Rg1 Rh5 20. Nd2 Qh2 21. Nf3 Qd6 22. Nd2 Qh2 23. Nf3 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.23"]
[Round "12"]
[White "Campomanes, Florencio"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E60"]
[PlyCount "77"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Philippines"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "PHI"]
[BlackTeamCountry "PAR"]

1. d4 g6 2. c4 Bg7 3. Nf3 c5 4. e3 Nf6 5. Bd3 0-0 6. 0-0 d6 7. h3 Nc6 8. Nc3 Bd7 9. Bd2 e6 10. Qe2 Ne8 11. dxc5 dxc5 12. Ne4 b6 13. Bc3 e5 14. Bc2 f5 15. Ng3 e4 16. Nd2 Bxc3 17. bxc3 Qc7 18. Nh1 Nf6 19. f3 exf3 20. Nxf3 Rae8 21. Nf2 Ne5 22. Nd2 Bc6 23. Rae1 f4 24. Nfe4 f3 25. gxf3 Nh5 26. Qg2 Nf7 27. Qh2 Qe7 28. f4 Kh8 29. Qe2 Qh4 30. Qg4 Qe7 31. Kh2 Rd8 32. Rf2 Nh6 33. Qg5 Qg7 34. a3 Rd7 35. Rg1 Nf7 36. Qh4 Re8 37. Rfg2 Red8 38. Nf3 Qf8 39. f5 1-0

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.22"]
[Round "11"]
[White "Cantero, Ronaldo"]
[Black "Jakobsen, Ole"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "61"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Denmark"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "DEN"]

1. e4 c5 2. Nf3 e6 3. Qe2 Nf6 4. g3 d5 5. e5 Nfd7 6. Bg2 Nc6 7. 0-0 Be7 8. Re1 0-0 9. d3 b5 10. Nbd2 a5 11. Nf1 Ba6 12. h4 b4 13. Bf4 Nb6 14. N1h2 c4 15. Ng4 Na4 16. Rab1 b3 17. axb3 cxd3 18. cxd3 Nc5 19. Red1 Rb8 20. Rbc1 Nb4 21. Rxc5 Bxc5 22. Ng5 Be7 23. Qf3 Rc8 24. Bh3 Rc2 25. Ne3 Rc6 26. Qh5 Bxg5 27. Bxg5 f6 28. exf6 gxf6 29. Bh6 Kh8 30. Bxf8 Qxf8 31. d4 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.21"]
[Round "10"]
[White "Ascencios, Julio"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "85"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Peru"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "PER"]
[BlackTeamCountry "PAR"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. a3 Nge7 7. Be3 Ng6 8. Be2 Qc7 9. Nxc6 bxc6 10. Qd2 Be7 11. 0-0 0-0 12. f4 Rd8 13. Kh1 d5 14. exd5 exd5 15. f5 Ne5 16. Bg5 Bxg5 17. Qxg5 f6 18. Qg3 a5 19. Rf4 Ba6 20. Bxa6 Rxa6 21. Rd1 Raa8 22. b3 Rd7 23. Rfd4 Re7 24. Ne2 Qd7 25. Rf4 Rae8 26. Nd4 Nf7 27. Qc3 Nd8 28. Qxa5 Qd6 29. Rff1 c5 30. Nf3 Nc6 31. Qd2 d4 32. Rde1 Ne5 33. Nxe5 Rxe5 34. a4 h6 35. h3 R8e7 36. a5 Re3 37. Rxe3 Rxe3 38. Re1 Qf4 39. Rxe3 dxe3 40. Qd5+ Kh7 41. Qd1 Qxf5 42. a6 Qe4 43. a7 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.19"]
[Round "9"]
[White "Cantero, Ronaldo"]
[Black "Vinje Gulbrandsen, Arne"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "67"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Norway"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 4. e3 d5 5. Bd3 Bd6 6. Nf3 0-0 7. 0-0 Be6 8. Nbd2 f5 9. c4 c6 10. Qb3 Qb6 11. Qc2 dxc4 12. Nxc4 Qc7 13. Nxd6 Qxd6 14. Bxf5 Nd7 15. Bxe6 Qxe6 16. a4 Nf6 17. b4 a6 18. Ne5 Nd5 19. Rab1 Rad8 20. Rfe1 f5 21. Qb3 f4 22. e4 Nc7 23. Qc3 Qf6 24. Rbd1 Ne6 25. Nf3 g5 26. h3 Rf7 27. Qc4 Kh8 28. d5 cxd5 29. exd5 Nf8 30. d6 b5 31. axb5 axb5 32. Qd5 Kg7 33. Ne5 Ra7 34. Nc6 1-0

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.18"]
[Round "8"]
[White "Bonner, Gerald"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "A36"]
[PlyCount "109"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Scotland"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "PAR"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 Bd7 9. Rb1 Rb8 10. a3 a5 11. Nb5 Ne8 12. Bg5 h6 13. Be3 Nc7 14. Nxc7 Qxc7 15. Nc3 Nd4 16. Nd5 Qd8 17. b4 e6 18. Nf4 b5 19. Bxd4 Bxd4 20. Ne2 Bg7 21. cxb5 axb4 22. axb4 Bxb5 23. Qd2 cxb4 24. Rxb4 Qa5 25. Rb2 Qa3 26. Ra2 Qxd3 27. Qxd3 Bxd3 28. Rd1 Bc4 29. Rad2 Rb6 30. Bf1 d5 31. exd5 Bxd5 32. Nf4 Bf3 33. Be2 Bc6 34. Rc1 Be5 35. Nd3 Bf6 36. Rdc2 Be4 37. Rc7 Rfb8 38. Nc5 Bc6 39. Nd7 Bxd7 40. Rxd7 R6b7 41. Rxb7 Rxb7 42. Rc2 Bd4 43. Kg2 e5 44. Bf3 Ra7 45. Bd5 Kg7 46. Kf3 f5 47. h3 Rd7 48. Bc6 Re7 49. Kg2 e4 50. Bd5 g5 51. Rd2 Bc5 52. Rc2 Rc7 53. g4 Kf6 54. gxf5 Kxf5 55. Rc4 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.17"]
[Round "7"]
[White "Cantero, Ronaldo"]
[Black "Rodriguez Gonzales, Jesus"]
[Result "0-1"]
[ECO "B44"]
[PlyCount "90"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "CUB"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Nd4 Be7 9. Be2 0-0 10. 0-0 Bd7 11. Kh1 Qb8 12. f4 Nxd4 13. Qxd4 Rd8 14. e5 dxe5 15. fxe5 Be8 16. Qf4 Nd7 17. Qg3 Qxe5 18. Bf4 Qc5 19. Bf3 Qxc4 20. Bxb7 Ra7 21. Bf3 Nf8 22. Rac1 Qb4 23. a3 Qb3 24. Qf2 Rad7 25. Bc6 Rd3 26. Bxe8 Rxe8 27. Bd6 f6 28. Bxe7 Rxe7 29. Ne4 Qb8 30. Nc5 Rd6 31. b4 Re8 32. Ne4 Rd7 33. Nc5 Ra7 34. Qe2 Qa8 35. Rcd1 Rae7 36. Rd6 e5 37. Rxa6 Qd5 38. Rd1 Qf7 39. Qb2 e4 40. Re1 e3 41. Qe2 Ng6 42. Rd6 Nf4 43. Qf3 Qc4 44. Rdd1 e2 45. Rc1 Qxc1 0-1

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.16"]
[Round "6"]
[White "Cantero, Ronaldo"]
[Black "Skold, Kristian"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "62"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "SWE"]

1. e4 c5 2. Nf3 e6 3. Qe2 Nc6 4. g3 Be7 5. Bg2 d5 6. d3 Nf6 7. 0-0 0-0 8. e5 Nd7 9. c3 b5 10. Re1 Rb8 11. h4 b4 12. Bf4 bxc3 13. Nxc3 Ba6 14. Rad1 Rb4 15. a3 Rb3 16. Bc1 Qb8 17. Bh3 Qb7 18. Nxd5 exd5 19. e6 Nf6 20. exf7+ Kh8 21. Ng5 Bd6 22. Qe6 Qc7 23. Qe3 Nd4 24. Ne6 Nxe6 25. Bxe6 Bc8 26. Qg5 Bxe6 27. Rxe6 Rxf7 28. Rde1 Rb6 29. Bf4 Bxf4 30. Re8+ Ng8 31. gxf4 Rg6 0-1

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.14"]
[Round "5"]
[White "Ottati, Alberto"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "A49"]
[PlyCount "99"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "PAR"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c6 7. Bb2 Qa5 8. Re1 Qh5 9. e4 Bg4 10. Qd3 Na6 11. a3 Rad8 12. Nbd2 e5 13. Qf1 Bh6 14. h3 Bc8 15. Rad1 Rfe8 16. g4 Nxg4 17. hxg4 Bxg4 18. Qd3 Nc7 19. Nf1 Bg5 20. Ng3 Qh6 21. Bc1 Bxc1 22. Rxc1 Ne6 23. Ne2 f5 24. exf5 gxf5 25. dxe5 dxe5 26. Qe3 f4 27. Qe4 Bxf3 28. Qxf3 Ng5 29. Qg4 Kh8 30. Rcd1 Rxd1 31. Rxd1 Rg8 32. Kf1 Qf6 33. Bh3 Nxh3 34. Qxh3 e4 35. Qc3 Qxc3 36. Nxc3 Re8 37. Rd4 Re5 38. Rxe4 Rc5 39. Rc4 Rxc4 40. bxc4 Kg7 41. Kg2 Kf6 42. Kf3 Ke5 43. Ne2 h6 44. Nxf4 Kd4 45. Ne2+ Kxc4 46. Ke4 b5 47. f4 a5 48. f5 b4 49. f6 bxa3 50. Nc1 1-0

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.13"]
[Round "4"]
[White "Cantero, Ronaldo"]
[Black "Jauregui Andrade, Carlos"]
[Result "1/2-1/2"]
[ECO "E91"]
[PlyCount "105"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Chile"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "CHI"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 c5 8. 0-0 Na6 9. Ne1 Nc7 10. a3 Nd7 11. Be3 f5 12. f3 f4 13. Bf2 Rf7 14. b4 b6 15. Nd3 g5 16. Rb1 h5 17. g3 Qf8 18. Kg2 Ba6 19. Qb3 Bf6 20. a4 Qh6 21. Nb5 Ne8 22. a5 Bxb5 23. cxb5 cxb4 24. Nxb4 Nc5 25. Bxc5 dxc5 26. Nc6 Nd6 27. axb6 axb6 28. Ra1 Rxa1 29. Rxa1 fxg3 30. hxg3 h4 31. Qe3 hxg3 32. Rh1 Qg6 33. Kxg3 Rh7 34. Rxh7 Qxh7 35. Kg2 g4 36. fxg4 Qxe4+ 37. Qxe4 Nxe4 38. Nb8 Bd8 39. Nc6 Bf6 40. Bd3 Nd6 41. g5 e4 42. Bxe4 Bxg5 43. Bd3 c4 44. Be2 c3 45. Nb4 Kg7 46. Bd3 Kf6 47. Kf2 Ke5 48. Ke2 Kd4 49. Kd1 Kc5 50. Na2 Bd2 51. Kc2 Kxd5 52. Nb4+ Kc5 53. Na6+ 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.12"]
[Round "3"]
[White "Cantero, Ronaldo"]
[Black "Littlewood, Norman"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "82"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "England"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "ENG"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. 0-0 b6 10. Ba3 Na5 11. Bd3 Qd7 12. Qc2 Bb7 13. Rab1 Rfd8 14. f3 c5 15. Bb5 Qc7 16. dxc5 bxc5 17. c4 Rd6 18. Bc1 Nc6 19. Bxc6 Bxc6 20. Bf4 e5 21. Be3 Rd4 22. Bxd4 cxd4 23. Nc1 Bf8 24. Nd3 Qa5 25. c5 Bb5 26. Rfc1 Rc8 27. Qb3 Bxd3 28. Qxd3 Rxc5 29. Rxc5 Bxc5 30. h4 Qxa2 31. h5 Kg7 32. Kh2 Qf2 33. hxg6 hxg6 34. Rf1 Qe3 35. Qxe3 dxe3 36. Re1 a5 37. g3 a4 38. Kg2 a3 39. Re2 Bd4 40. Ra2 e2 41. Rxe2 Bb2 0-1

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.11"]
[Round "2"]
[White "Cantero, Ronaldo"]
[Black "Purevzhav, S."]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "95"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Mongolia"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "MGL"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. Qc2 c6 7. e3 h6 8. Bh4 Be7 9. Nf3 0-0 10. Bd3 Ne8 11. Bxe7 Qxe7 12. 0-0 Nd6 13. b4 Nf6 14. a4 Be6 15. Ne5 Ng4 16. h3 Nxe5 17. dxe5 Nc4 18. Bxc4 dxc4 19. f4 f5 20. exf6 Qxf6 21. e4 Rad8 22. f5 Bf7 23. Rae1 Qe5 24. Rd1 Bh5 25. Ne2 Bxe2 26. Qxe2 Rd4 27. Rxd4 Qxd4+ 28. Kh1 Re8 29. Re1 Re5 30. Qg4 h5 31. Qxh5 Rxe4 32. Rf1 Qe5 33. Qd1 c3 34. Qb3+ Kf8 35. Qd1 Qd5 36. Qf3 c2 37. f6 g6 38. Qg3 Qd1 39. Qb8+ Re8 40. Qf4 Re1 41. Qh6+ Ke8 42. Qxg6+ Kd8 43. Qg8+ Re8 44. Qc4 Re1 45. Qg8+ Kd7 46. Qg7+ Kd8 47. Qg8+ Re8 48. Qc4 1/2-1/2

[Event "Olympiad-16 Final B"]
[Site "Tel Aviv"]
[Date "1964.11.10"]
[Round "1"]
[White "Gragger, Anton Fritz"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B66"]
[PlyCount "136"]
[EventDate "1964.11.10"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "PAR"]

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 h6 9. Bf4 Bd7 10. Bg3 Nxd4 11. Qxd4 e5 12. Qd2 Bc6 13. f3 Be7 14. Bf2 b5 15. a3 Qc7 16. g4 d5 17. Nxd5 Bxd5 18. exd5 Rd8 19. Bd3 Nxd5 20. Qe2 Nf4 21. Bxb5+ axb5 22. Qxb5+ Kf8 23. Rxd8+ Bxd8 24. Rd1 Kg8 25. Qd7 Kh7 26. Qxc7 Bxc7 27. Rd7 Rc8 28. b4 e4 29. fxe4 Be5 30. b5 Rc3 31. Kd2 Rxa3 32. Bd4 Bxd4 33. Rxd4 Ne6 34. Rb4 Ra8 35. b6 Rb8 36. Kd3 Kg6 37. Rb5 Kf6 38. c4 Ke7 39. c5 Kd7 40. Kc4 Kc6 41. Ra5 Rb7 42. Ra8 Rd7 43. Rc8+ Kb7 44. Re8 Nd4 45. Re5 Kc6 46. Re8 Ne6 47. Rc8+ Kb7 48. Re8 Nd8 49. Re5 f6 50. Rd5 Kc6 51. h4 Nf7 52. Rxd7 Kxd7 53. b7 Kc7 54. Kd5 Nd8 55. b8Q+ Kxb8 56. Kd6 Nb7+ 57. Ke7 Nxc5 58. Kf7 g5 59. hxg5 fxg5 60. e5 Kc7 61. e6 Ne4 62. Kf8 Kd6 63. e7 Nf6 64. Kf7 Ke5 65. Kg6 Ne8 66. Kxh6 Kf4 67. Kg6 Kxg4 68. Kf7 Nc7 0-1

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.09"]
[Round "7"]
[White "Cantero, Ronaldo"]
[Black "Jansa, Vlastimil"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "80"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Czechoslovakia"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "CSR"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 c5 8. 0-0 Nbd7 9. Ne1 a6 10. a3 Ne8 11. Be3 f5 12. f3 f4 13. Bf2 Bf6 14. Nd3 Bh4 15. g3 fxg3 16. hxg3 Bg5 17. Kg2 h5 18. Bg1 Ndf6 19. f4 Qd7 20. Bh2 Qh3+ 21. Kg1 exf4 22. Nxf4 Bxf4 23. Rxf4 b6 24. Qd2 Ra7 25. Raf1 Rg7 26. Bf3 Qd7 27. g4 g5 28. Rf5 hxg4 29. Bg2 Nh7 30. Rxf8+ Nxf8 31. e5 Ng6 32. e6 Qe7 33. Ne4 b5 34. b3 Nh4 35. Bg3 Nxg2 36. Kxg2 bxc4 37. bxc4 Bxe6 38. dxe6 Qxe6 39. Qd5 Qxd5 40. cxd5 Rb7 1-0

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.07"]
[Round "5"]
[White "Garcia, Gilberto"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "E88"]
[PlyCount "60"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Cuba"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "CUB"]
[BlackTeamCountry "PAR"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. cxd5 a6 10. Bd3 b5 11. a3 Nbd7 12. Qf2 Nh5 13. Nh3 Nc5 14. Bc2 Bxh3 15. gxh3 Nf4 16. 0-0-0 Rc8 17. Kb1 Qd7 18. Na2 a5 19. Qd2 Ra8 20. Rc1 Rfb8 21. b4 axb4 22. axb4 Na4 23. Bb3 Qxh3 24. Qd1 f5 25. Qf1 Qxf1 26. Rhxf1 Ne2 27. Rc7 Kh8 28. Ka1 Kg8 29. Kb1 Kh8 30. Ka1 Kg8 1/2-1/2

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.06"]
[Round "4"]
[White "Cantero, Ronaldo"]
[Black "Fernandez, Bernardo"]
[Result "1/2-1/2"]
[ECO "E56"]
[PlyCount "69"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Columbia"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 d5 7. 0-0 0-0 8. Ne2 cxd4 9. exd4 dxc4 10. Bxc4 Be7 11. a3 Nd5 12. b4 Bf6 13. Bb2 Nce7 14. Nc3 b6 15. Ne4 Bb7 16. Nxf6+ gxf6 17. Qd2 Qc7 18. Bd3 Qf4 19. Bc1 Qg4 20. h3 Qg7 21. Qh6 Rfc8 22. Qxg7+ Kxg7 23. Bd2 Ng6 24. Rfc1 Rg8 25. Ne1 Ngf4 26. Bf1 Rac8 27. Kh2 Rgd8 28. g3 Ng6 29. Bg2 Nge7 30. g4 Ba6 31. Kg3 f5 32. Bf3 fxg4 33. hxg4 Rxc1 34. Rxc1 Rc8 35. Rxc8 1/2-1/2

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.05"]
[Round "3"]
[White "Fuller, Maxwell L"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "96"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Australia"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "AUS"]
[BlackTeamCountry "PAR"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 h6 6. Bh4 c6 7. f4 0-0 8. Nf3 a6 9. Bd3 b5 10. e5 dxe5 11. fxe5 Nh7 12. 0-0 Bg4 13. cxb5 axb5 14. Bf2 Ng5 15. Be3 Nxf3+ 16. gxf3 Bh3 17. Rf2 Na6 18. Qd2 Kh7 19. Kh1 Nc7 20. Rg1 b4 21. Ne4 Nd5 22. Ng3 Nxe3 23. Qxe3 e6 24. b3 Qh4 25. Be4 Ra6 26. Bb1 Rd8 27. f4 Ra5 28. Rc1 Rad5 29. Rc4 c5 30. Rd2 cxd4 31. Rdxd4 Rxd4 32. Rxd4 Rxd4 33. Qxd4 Qe7 34. Qd6 Qa7 35. Qd2 Bf8 36. Be4 Bc5 37. Nh5 Be7 38. Nf6+ Bxf6 39. exf6 Qc5 40. Qc2 Qc3 41. Qf2 Qxf6 42. Qg1 Qxf4 43. Bc6 e5 44. Qd1 e4 45. Kg1 Qg5+ 46. Kf2 e3+ 47. Ke1 Qg1+ 48. Ke2 Bg4+ 0-1

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.04"]
[Round "2"]
[White "Cantero, Ronaldo"]
[Black "Martinez, Fernando A"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "65"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Paraguay"]
[BlackTeam "Puerto Rico"]
[WhiteTeamCountry "PAR"]
[BlackTeamCountry "PUR"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 f5 11. Bc2 e5 12. c5 Be7 13. Bb3+ Kh8 14. Nxe5 Nxe5 15. dxe5 Bxc5 16. Qc2 Qe7 17. Bf4 b6 18. Rad1 g5 19. Bd2 f4 20. e6 Bxe6 21. Bc3+ Kg8 22. Rfe1 Rae8 23. Rxe6 Qxe6 24. Bxe6+ Rxe6 25. Rd7 Be7 26. Qb3 Kf7 27. Rxa7 Rd8 28. h3 Rd5 29. Qxb6 Kg6 30. Rxe7 Rd1+ 31. Kh2 Rxe7 32. Qxc6+ Kf7 33. Qf6+ 1-0

[Event "Olympiad-16 Preliminaries E"]
[Site "Tel Aviv"]
[Date "1964.11.03"]
[Round "1"]
[White "Ciocaltea, Victor"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "62"]
[EventDate "1964.11.03"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ISR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Romania"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "PAR"]

1. e4 c5 2. Nf3 e6 3. d3 d6 4. g3 Nf6 5. Bg2 Be7 6. 0-0 0-0 7. Qe2 Nc6 8. c3 Bd7 9. a3 a5 10. a4 Ne8 11. Na3 Nc7 12. Nc4 Rb8 13. e5 d5 14. Ne3 b5 15. h4 Be8 16. axb5 Rxb5 17. Ng4 Kh8 18. Ng5 Rb6 19. Re1 a4 20. Bf4 Na5 21. Nf6 gxf6 22. Nxh7 Kxh7 23. Qh5+ Kg8 24. Rxa4 f5 25. Rxa5 f6 26. Qe2 fxe5 27. Bxe5 Rb7 28. c4 Bf7 29. Rea1 Qb8 30. g4 Kh7 31. gxf5 exf5 1-0

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.12"]
[Round "17"]
[White "Cantero, Ronaldo"]
[Black "Garcia, Raimundo"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "60"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Qa5+ 8. c3 Qa6 9. Qc2 Nd7 10. Be3 c5 11. Nbd2 Rc8 12. Rh3 cxd4 13. Bxd4 Ne7 14. Nb3 Nf5 15. Rd1 Be7 16. Qb1 0-0 17. Rd2 b5 18. a3 Qa4 19. Nc1 Qc4 20. Nd3 a5 21. Nf4 g6 22. Ne2 b4 23. axb4 axb4 24. Ng3 bxc3 25. bxc3 Nxd4 26. Nxd4 Qxc3 27. Nge2 Qa5 28. Nc2 Nxe5 29. Kd1 Nc4 30. Rd4 Bf6 0-1

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.11"]
[Round "16"]
[White "Rubinstein, Jose"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "85"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 Nc6 4. Bg2 e6 5. Nge2 Nf6 6. d4 cxd4 7. Nxd4 Qc7 8. 0-0 Be7 9. Kh1 h5 10. h3 b5 11. e5 Ng8 12. Nxc6 dxc6 13. Ne4 Bb7 14. Bf4 c5 15. Qe2 Nh6 16. Kg1 Nf5 17. c3 Kf8 18. Rfd1 Qc6 19. Qf1 Rg8 20. Nf6 gxf6 21. Bxc6 Bxc6 22. Kh2 fxe5 23. Bxe5 f6 24. Bf4 e5 25. Bc1 Rg6 26. a4 b4 27. Qc4 h4 28. g4 Nd6 29. Qe6 Rd8 30. Be3 Bd7 31. Qd5 f5 32. Bxc5 fxg4 33. Bxd6 g3+ 34. fxg3 hxg3+ 35. Kg1 Bxd6 36. Qxd6+ Rxd6 37. Rxd6 bxc3 38. bxc3 Ke7 39. Rad1 a5 40. Rxd7+ Rxd7 41. Rxd7+ Kxd7 42. Kg2 Kd6 43. Kxg3 1-0

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.09"]
[Round "15"]
[White "Cantero, Ronaldo"]
[Black "Yepez Obando, Olavo"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "60"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. f3 Nd6 5. e3 g6 6. Bd3 Bg7 7. Ne2 Bf5 8. 0-0 Bxd3 9. Qxd3 c5 10. dxc5 Nc4 11. Nbc3 Nc6 12. a3 0-0 13. Nxd5 Nxb2 14. Nxe7+ Nxe7 15. Qxd8 Rfxd8 16. Bxe7 Rd2 17. Ng3 Rxc2 18. Rac1 Rxc1 19. Rxc1 Re8 20. Bg5 h6 21. Bf4 Nd3 22. Rd1 Nxc5 23. e4 a5 24. Rd5 Rc8 25. h4 h5 26. Ne2 a4 27. e5 Bf8 28. Bc1 Nb3 29. Be3 Bxa3 30. f4 Bb2 0-1

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.07"]
[Round "13"]
[White "Cantero, Ronaldo"]
[Black "Espinoza, Carlos"]
[Result "0-1"]
[ECO "A21"]
[PlyCount "62"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. g3 d6 3. Bg2 f5 4. d3 Nf6 5. e3 Be7 6. Ne2 0-0 7. 0-0 c6 8. Nbc3 Be6 9. b3 Nbd7 10. Bb2 Qe8 11. d4 Bf7 12. Qd2 a6 13. Rae1 Bg6 14. a3 h6 15. f3 Bh7 16. Nc1 Qh5 17. Nd3 Rae8 18. c5 f4 19. cxd6 fxe3 20. Qxe3 Bxd6 21. dxe5 Nxe5 22. Nxe5 Bxe5 23. Qc1 Bd4+ 24. Kh1 Bd3 25. Rxe8 Rxe8 26. Ne4 Bxf1 27. Bxd4 Bxg2+ 28. Kxg2 Nxe4 29. Qc4+ Qd5 30. fxe4 Qxc4 31. bxc4 Rxe4 0-1

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.03"]
[Round "10"]
[White "Ramirez de Arellano, Jorge"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B48"]
[PlyCount "81"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 a6 6. Be3 e6 7. Bd3 Nf6 8. 0-0 b5 9. Nxc6 dxc6 10. f4 e5 11. Be2 Bd6 12. f5 Be7 13. a3 Bb7 14. Qe1 0-0-0 15. Qf2 c5 16. Bf3 Rd4 17. Bxd4 cxd4 18. Nd5 Bxd5 19. exd5 e4 20. Bxe4 Nxe4 21. Qe2 Nc5 22. a4 b4 23. Qc4 Bd6 24. Qxd4 Bxh2+ 25. Kh1 Be5 26. Qxb4 Rd8 27. Rad1 Rd6 28. Rf3 Rb6 29. Qg4 Bf6 30. b3 Nd7 31. a5 Rb5 32. c4 Ne5 33. Qf4 Rxa5 34. d6 Qc6 35. Re3 Rc5 36. d7+ Kd8 37. b4 Rxc4 38. Rxe5 Rxf4 39. Re8+ Kc7 40. Rc8+ Kb7 41. Rxc6 0-1

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.04.01"]
[Round "9"]
[White "Cantero, Ronaldo"]
[Black "Caro, Alberto Napoleon"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "79"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Nge2 Ne7 7. Bg5 Nbc6 8. Qd2 0-0 9. h4 a6 10. h5 f6 11. Be3 b5 12. hxg6 hxg6 13. e5 Nxe5 14. Bxa8 d5 15. Ng1 d4 16. Bh6 dxc3 17. bxc3 Rf7 18. Bxg7 Rxg7 19. f4 N5c6 20. Qh2 Kf7 21. Bxc6 Nxc6 22. Qh8 Rg8 23. Rh7+ Kf8 24. Nf3 Bd7 25. Rh2 Ke7 26. Qh7+ Kd6 27. 0-0-0 b4 28. d4 c4 29. Nd2 Kd5 30. Qh3 bxc3 31. Qg2+ Kd6 32. Nxc4+ Ke7 33. d5 Nb4 34. dxe6 Nxa2+ 35. Kb1 Qb8+ 36. Kxa2 Bxe6 37. Rh7+ Kf8 38. Qb7 Bxc4+ 39. Ka1 Qe8 40. Qb4+ 1-0

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.03.30"]
[Round "7"]
[White "Colon Romero, Miguel"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "E80"]
[PlyCount "81"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 Na6 7. Be3 Nh5 8. Qd2 Qh4+ 9. Bf2 Qf4 10. Qxf4 Nxf4 11. g3 Nh5 12. Bd3 0-0 13. 0-0-0 Bh6+ 14. Kb1 f5 15. exf5 gxf5 16. a3 Bd7 17. Bc2 Be8 18. Nge2 Bg6 19. Rhf1 Nf6 20. b4 b6 21. h3 Rf7 22. g4 fxg4 23. fxg4 Raf8 24. Bh4 Nxg4 25. Rxf7 Bxc2+ 26. Kxc2 Ne3+ 27. Kd3 Rxf7 28. Rg1+ Kf8 29. Bg5 Bxg5 30. Rxg5 Nf5 31. Nb5 h6 32. Rg6 Rg7 33. Rxg7 Kxg7 34. Nxa7 Kf6 35. Nc6 Kg5 36. Ke4 Ng7 37. c5 Kh4 38. cxb6 cxb6 39. Nd8 h5 40. Nf7 Ne8 41. Nxe5 1/2-1/2

[Event "Mar del Plata Latinoamericano"]
[Site "Mar del Plata"]
[Date "1962.03.24"]
[Round "3"]
[White "Foguelman, Alberto"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "79"]
[EventDate "1962.03.22"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 e6 5. e3 Be7 6. Bxc4 0-0 7. 0-0 c5 8. Qe2 a6 9. Rd1 Qc7 10. Bd2 b5 11. Bd3 Bb7 12. Rac1 c4 13. Bb1 Nbd7 14. e4 Rfe8 15. Bg5 Nf8 16. e5 Nd5 17. Bxe7 Nxc3 18. Rxc3 Qxe7 19. Nd2 Red8 20. Ne4 Bxe4 21. Qxe4 Ra7 22. h4 Rad7 23. Rg3 f5 24. exf6 Qxf6 25. Rg4 e5 26. d5 Qf7 27. Qxe5 Re7 28. Qd4 Nd7 29. d6 Re2 30. Re4 Rxe4 31. Bxe4 Nf6 32. Bc6 Kf8 33. Qb6 Rd7 34. Bxd7 Qxd7 35. Qc7 Qg4 36. Re1 h6 37. Qe7+ Kg8 38. Qe6+ Qxe6 39. Rxe6 Kf8 40. g4 1-0

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.22"]
[Round "13"]
[White "Cantero, Ronaldo"]
[Black "Recalde, Eleuterio"]
[Result "1-0"]
[ECO "E17"]
[PlyCount "59"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. b3 c5 8. Bb2 d5 9. Nbd2 dxc4 10. Nxc4 cxd4 11. Nxd4 Bxg2 12. Kxg2 Qc8 13. Qd3 Nc6 14. Nxc6 Qxc6+ 15. Qf3 Rac8 16. Rac1 Qxf3+ 17. Kxf3 Rc7 18. Ne5 Rfc8 19. Rxc7 Rxc7 20. Rc1 Rxc1 21. Bxc1 Bd6 22. Nc6 a6 23. Bf4 Bxf4 24. Kxf4 Nd7 25. b4 f6 26. Nd8 e5+ 27. Ke4 Kf8 28. Kd5 Ke8 29. Ne6 Ke7 30. a4 1-0

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.19"]
[Round "12"]
[White "Wexler, Bernardo"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E68"]
[PlyCount "61"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. d4 c6 7. Nc3 Nbd7 8. Qc2 e5 9. Rd1 Qe7 10. e4 Re8 11. h3 exd4 12. Nxd4 Nc5 13. f3 a5 14. g4 Nfd7 15. Bf4 Be5 16. Be3 a4 17. f4 Bg7 18. Bf2 Nb6 19. b3 axb3 20. axb3 Rxa1 21. Rxa1 Qc7 22. Rd1 Na6 23. Ndb5 cxb5 24. Nxb5 Qd8 25. Nxd6 Re6 26. c5 Qc7 27. Nb5 Qc6 28. Rd8+ Bf8 29. Nd4 Qc7 30. Nxe6 Bxe6 31. Re8 1-0

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.18"]
[Round "11"]
[White "Cantero, Ronaldo"]
[Black "Gligoric, Svetozar"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "88"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Bb5+ Nbd7 8. Qe2 0-0 9. h4 a6 10. Bd3 Qb6 11. Nb3 Qc7 12. 0-0-0 b5 13. a3 Bb7 14. f4 Rfe8 15. g4 Rac8 16. Rhg1 Bf8 17. Bxf6 Nxf6 18. g5 Nd7 19. h5 d5 20. e5 Bxa3 21. Nb1 Bc5 22. Rg3 Nf8 23. N1d2 a5 24. Bxb5 Be3 25. Na1 Bxf4 26. Rf3 Bxe5 27. Bxe8 Rxe8 28. Rdf1 Re7 29. Rb3 Bd6 30. Qb5 Bb4 31. c3 Bc6 32. Qa6 Bc5 33. Qe2 a4 34. Rb5 Bxb5 35. Qxb5 a3 36. bxa3 Bxa3+ 37. Kc2 Bd6 38. Nab3 Be5 39. Qd3 Qc8 40. Nf3 Bxc3 41. Kd1 Rb7 42. g6 hxg6 43. hxg6 Nxg6 44. Ng5 Qc4 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.17"]
[Round "10"]
[White "Estrada Degrandi, Walter"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "124"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 0-0 8. Ba3 b6 9. Qc2 Nd7 10. Rd1 Bb7 11. Be2 Qc8 12. d5 c5 13. 0-0 Qc7 14. c4 Rae8 15. Bb2 Bxb2 16. Qxb2 e5 17. Bd3 f6 18. a4 Nb8 19. Ne1 Nd7 20. Qd2 Kg7 21. f3 Rb8 22. Nc2 Rf7 23. Ne3 h5 24. Qf2 Rh8 25. Qg3 Kh7 26. Qh4 Kg7 27. g3 Kf8 28. f4 Bc8 29. Bc2 exf4 30. gxf4 g5 31. fxg5 Rg8 32. d6 Qd8 33. Rd5 Ne5 34. Rxe5 fxe5 35. Rxf7+ Kxf7 36. Qxh5+ Kf8 37. Qh6+ Kf7 38. h4 Rh8 39. g6+ Kg8 40. Qg5 Qxg5+ 41. hxg5 Kg7 42. Bd1 Kxg6 43. Bg4 Kxg5 44. d7 Bb7 45. Nf5 Rd8 46. Nd6 Kxg4 47. Nf7 Rxd7 48. Nxe5+ Kf4 49. Nxd7 Bc6 50. Nf6 Ke5 51. Ng4+ Kxe4 52. a5 bxa5 53. Kf2 a4 54. Ke2 a3 55. Nf2+ Kd4 56. Nd3 Kxc4 57. Nc1 Ba4 58. Kd2 Bb3 59. Na2 Bxa2 60. Kc2 a5 61. Kd2 Kb3 62. Kc1 Kc3 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.16"]
[Round "9"]
[White "Cantero, Ronaldo"]
[Black "Riego Prieto, Victorio"]
[Result "0-1"]
[ECO "E93"]
[PlyCount "80"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Nbd7 6. Bg5 e5 7. d5 0-0 8. Be2 a6 9. Nd2 c6 10. 0-0 Qc7 11. g4 h6 12. Bh4 Re8 13. h3 g5 14. Bg3 Nf8 15. Rc1 Ng6 16. b4 a5 17. a3 Bd7 18. c5 axb4 19. axb4 Nf4 20. Bxf4 exf4 21. e5 dxe5 22. d6 Qd8 23. f3 Be6 24. Nc4 Bxc4 25. Bxc4 e4 26. b5 exf3 27. Rxf3 Qd7 28. Na4 Rxa4 29. Qxa4 Nxg4 30. bxc6 bxc6 31. Bf1 Ne3 32. Re1 Qf5 33. Rc1 Qd5 34. Rxe3 Rxe3 35. Qa8+ Kh7 36. Bg2 Rg3 37. Rc2 Qd1+ 38. Kh2 Bd4 39. Be4+ Kg7 40. Rg2 Bg1+ 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.13"]
[Round "8"]
[White "Szabo, Laszlo"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "A71"]
[PlyCount "68"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Bg5 0-0 9. Nd2 Re8 10. Be2 Na6 11. 0-0 Nc7 12. f4 Rb8 13. a4 a6 14. a5 Bd7 15. Bf3 h6 16. Bh4 g5 17. fxg5 Nh7 18. Bh5 Nxg5 19. Bxf7+ Kh8 20. Bxe8 Bxe8 21. Kh1 Bg6 22. Qg4 Ne8 23. Bxg5 Qxg5 24. Qxg5 hxg5 25. Rae1 b5 26. axb6 Rxb6 27. e5 Bxe5 28. Nc4 Bxc3 29. bxc3 Rb8 30. Re6 Bf7 31. Re7 Bg8 32. h4 Ng7 33. Nxd6 Bxd5 34. Nf7+ Bxf7 1-0

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.12"]
[Round "7"]
[White "Cantero, Ronaldo"]
[Black "Letelier Martner, Rene"]
[Result "0-1"]
[ECO "B41"]
[PlyCount "44"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. h3 Be6 10. Be3 Nd7 11. Qe2 Bc5 12. Nc3 0-0 13. Rfd1 Bd4 14. Bxd4 exd4 15. Nd5 Ne5 16. Nf4 Qg5 17. g3 Rad8 18. b3 Bc8 19. Kg2 Rfe8 20. c5 Qh6 21. Rh1 g5 22. Qh5 Re6 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.10"]
[Round "6"]
[White "Rossetto, Hector"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "70"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bg5 h6 4. Bh4 g5 5. Bg3 c5 6. dxc5 Qa5+ 7. Nbd2 Qxc5 8. e3 Bg7 9. Be2 Nc6 10. c3 Qb6 11. 0-0 Be6 12. Qc2 Rc8 13. Nc4 Qc7 14. e4 Ng4 15. h3 Bxc4 16. Bxc4 Nge5 17. Nxe5 Bxe5 18. Bxe5 Nxe5 19. Bb5+ Kf8 20. Be2 Qb6 21. Rad1 h5 22. Kh2 Rc5 23. Rd5 Ng6 24. Qb3 Qc7 25. g3 e6 26. Rd2 h4 27. Rfd1 hxg3+ 28. fxg3 Re5 29. Rxd6 Qc5 30. R6d4 Rxe4 31. Qc2 Rxd4 32. Rxd4 e5 33. Qf5 Kg7 34. Rd7 Rf8 35. Bh5 Qb6 1-0

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.08"]
[Round "4"]
[White "Rivarola, Benigno"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "74"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. e4 Bg7 4. Bg2 Nf6 5. d3 d6 6. 0-0 0-0 7. c3 Nc6 8. Re1 Qc7 9. h3 Ne5 10. Na3 a6 11. Be3 b5 12. d4 Nxf3+ 13. Qxf3 Bb7 14. Bg5 b4 15. Nc2 d5 16. Bxf6 dxe4 17. Qe3 Bxf6 18. dxc5 bxc3 19. b4 Rad8 20. Bxe4 Rd2 21. a4 a5 22. Bxb7 Qxb7 23. b5 Rxc2 24. Rad1 Rb2 25. c6 Qc8 26. Rd7 c2 27. Qd3 e6 28. Rc1 Rd8 29. Rxd8+ Qxd8 30. Qxd8+ Bxd8 31. Kg2 Kf8 32. Kf3 Ke7 33. Ke2 Kd6 34. Kd3 Kc5 35. Kc3 Bf6+ 36. Kd3 Bd8 37. Kc3 Rb4 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.06"]
[Round "3"]
[White "Cantero, Ronaldo"]
[Black "Guimard, Carlos Enrique"]
[Result "0-1"]
[ECO "E14"]
[PlyCount "80"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb7 5. e3 Be7 6. Bd3 d5 7. 0-0 0-0 8. Qe2 Nbd7 9. Rd1 Ne4 10. cxd5 exd5 11. Ba6 Bxa6 12. Qxa6 Nxc3 13. bxc3 Qc8 14. Qb5 c6 15. Qb3 Nf6 16. c4 Qe6 17. cxd5 cxd5 18. a4 Rfc8 19. Bd2 h6 20. h3 Rab8 21. Rdc1 Ne4 22. Be1 Nf6 23. Bb4 Bxb4 24. Qxb4 Rc4 25. Rxc4 dxc4 26. Rc1 Rc8 27. Ne5 Nd5 28. Qe1 c3 29. e4 Nf4 30. Qe3 g5 31. Nd3 Nxd3 32. Qxd3 Qc4 33. Qe3 Qxa4 34. h4 gxh4 35. e5 Qc6 36. Qf4 Qg6 37. Qe3 c2 38. Kf1 Qg4 39. f3 Qg5 40. Qa3 Qd2 0-1

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.05"]
[Round "2"]
[White "De los Rios, Ivan"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "A88"]
[PlyCount "40"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 c6 7. d4 d6 8. Qc2 a5 9. Bf4 Na6 10. Rad1 Bd7 11. Rfe1 Kh8 12. Qc1 b5 13. cxb5 cxb5 14. Ne5 Ra7 15. Nxd7 Qxd7 16. Bh6 b4 17. Bxg7+ Kxg7 18. Nd5 Nxd5 19. Bxd5 Rc8 20. Qe3 Nc7 1/2-1/2

[Event "Asuncion"]
[Site "Asuncion"]
[Date "1960.08.04"]
[Round "1"]
[White "Mangini, Jose Thiago"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B43"]
[PlyCount "45"]
[EventDate "1960.08.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "PAR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 Nf6 7. 0-0 a6 8. Qd3 Bb4 9. Bg5 Bxc3 10. bxc3 Ne5 11. Qe3 Neg4 12. Qh3 h5 13. f4 d6 14. Rae1 e5 15. fxe5 dxe5 16. Nf5 Bxf5 17. Rxf5 Qb6+ 18. Kf1 0-0-0 19. Bd3 Kb8 20. Qg3 g6 21. Rxf6 Nxf6 22. Qxe5+ Rd6 23. Bxf6 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Cruz, Walter Oswaldo"]
[Result "1/2-1/2"]
[ECO "E55"]
[PlyCount "145"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 0-0 7. 0-0 dxc4 8. Bxc4 Nbd7 9. Qe2 Nb6 10. Bb3 cxd4 11. exd4 Bd7 12. Bg5 Be7 13. Rfe1 Re8 14. Rad1 Nbd5 15. Ne5 Nxc3 16. bxc3 Nd5 17. Bd2 b5 18. Qf3 Nf6 19. d5 exd5 20. Bxd5 Be6 21. Bxa8 Qxa8 22. Qxa8 Rxa8 23. Nc6 Bf8 24. Be3 Bxa2 25. Bxa7 Nd5 26. Bd4 b4 27. cxb4 Nxb4 28. Nxb4 Bxb4 29. Re2 Be6 30. Rb2 Ba3 31. Rbd2 Be7 32. h3 h6 33. Be3 Bf6 34. Kh2 h5 35. g3 g6 36. Rd6 Re8 37. Rb6 Kg7 38. Rdb1 Bf5 39. R1b4 Rd8 40. g4 hxg4 41. hxg4 Bd3 42. Bh6+ Kxh6 43. Rxf6 Kg7 44. Rff4 Rc8 45. Rfd4 Ba6 46. Kg3 Be2 47. Rb3 Rc1 48. f3 Bc4 49. Rb8 Be6 50. Kf4 Rc5 51. Kg3 Kf6 52. f4 Rc1 53. g5+ Ke7 54. Rb7+ Ke8 55. Rd2 Rc3+ 56. Kf2 Rc8 57. Rd6 Kf8 58. Ke3 Rc3+ 59. Kd2 Rc8 60. Kd3 Bf5+ 61. Kd4 Re8 62. Kc5 Be6 63. Ra7 Rc8+ 64. Kb6 Rb8+ 65. Ka5 Rc8 66. Rb7 Ra8+ 67. Kb5 Re8 68. Rc7 Rb8+ 69. Kc5 Re8 70. Rb6 Rd8 71. Rcb7 Rd5+ 72. Kc6 Rd8 73. Rb8 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "2"]
[White "Cantero, Ronaldo"]
[Black "De Freitas, Marcio Elisio"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "87"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. b3 g6 4. Bb2 Bg7 5. g3 0-0 6. Bg2 d6 7. 0-0 e5 8. d3 h6 9. Qc2 Be6 10. c5 dxc5 11. Nxe5 Nbd7 12. Nxd7 Nxd7 13. Bxg7 Kxg7 14. Nd2 Rc8 15. f4 b5 16. e4 f5 17. Rac1 Qf6 18. Kh1 Rfd8 19. Rfd1 Kh7 20. Nf3 Qf7 21. h4 a5 22. Rd2 Re8 23. Bf1 Ra8 24. Rh2 Kg8 25. Be2 a4 26. h5 axb3 27. axb3 gxh5 28. Ne5 Nxe5 29. fxe5 Bxb3 30. Qxc5 Qe7 31. Qxc6 Be6 32. Qb6 Qg5 33. Rf1 Rab8 34. Qg1 Rf8 35. Rf4 fxe4 36. Rxh5 Qg7 37. Rfh4 exd3 38. Bxd3 Qb7+ 39. Be4 Bd5 40. Rg4+ Kf7 41. Rf5+ Ke8 42. Rxf8+ Kxf8 43. Qc5+ Qe7 44. Qxd5 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "8"]
[White "Cantero, Ronaldo"]
[Black "Ducas, J."]
[Result "1-0"]
[ECO "A48"]
[PlyCount "47"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Bf4 g6 5. h3 Bg7 6. e3 0-0 7. Be2 c6 8. 0-0 Nh5 9. Bh2 f5 10. Ng5 Ndf6 11. Nc3 h6 12. Nf3 Qe8 13. c5 d5 14. Ne5 Bh8 15. g4 fxg4 16. hxg4 Ng7 17. Qc2 g5 18. Bd3 Ne6 19. f4 Bg7 20. Kg2 Nd7 21. Bg6 Qd8 22. Bh7+ Kh8 23. Ng6+ Kxh7 24. Nxf8+ 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "6"]
[White "Cantero, Ronaldo"]
[Black "Engels, Ludwig"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "91"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Qc2 0-0 6. e3 b6 7. Ne5 c5 8. Be2 Bb7 9. Bf3 Nc6 10. Nxc6 Bxc6 11. 0-0 cxd4 12. exd4 Rc8 13. cxd5 Bxd5 14. Bxd5 Nxd5 15. Qb3 Bf6 16. Rd1 Nxc3 17. bxc3 Qc7 18. Bd2 Rfd8 19. Rab1 Rd5 20. Be1 Qc4 21. f4 h5 22. Rb2 g6 23. Rf2 Rb5 24. Qc2 Ra5 25. Qb1 Bh4 26. g3 Bf6 27. h3 Kg7 28. Kh2 Rd8 29. Rdd2 Rb5 30. Qc2 a5 31. Rde2 a4 32. Qe4 a3 33. Rg2 Rbd5 34. g4 hxg4 35. hxg4 Rh8+ 36. Kg1 Rh3 37. Rh2 Rxh2 38. Rxh2 Kg8 39. f5 Be5 40. Rg2 Kg7 41. fxg6 fxg6 42. Bd2 Bf6 43. Qe3 g5 44. Qe4 Qc6 45. Rh2 Qd6 46. Qh7+ 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Esposito, Alfredo H"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "68"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Qa5 8. Qd2 Nbc6 9. a4 Bd7 10. Ba3 cxd4 11. cxd4 Qxd2+ 12. Kxd2 Nf5 13. c3 Na5 14. Bb2 Nb3+ 15. Kd1 Nxa1 16. Bxa1 Bxa4+ 17. Kd2 f6 18. Bd3 0-0 19. Re1 fxe5 20. Rxe5 Bd7 21. c4 Ne7 22. Bb2 dxc4 23. Bxc4 b5 24. Bd3 b4 25. Be4 Nd5 26. Rh5 Nf6 27. Rh4 Nxe4+ 28. Rxe4 a5 29. d5 exd5 30. Re5 Rf5 31. Re7 Rf7 32. Re5 a4 33. Bd4 a3 34. Ng5 Rf5 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Letelier Martner, Rene"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "77"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Bg5 Nbd7 9. a4 0-0 10. h4 Qc7 11. g4 b6 12. Bxf6 Bxf6 13. g5 Bd8 14. Nd5 Qb8 15. f3 Nc5 16. Nxc5 dxc5 17. c4 Be6 18. Qd2 b5 19. Kf2 bxa4 20. Rxa4 Qb7 21. Bd1 a5 22. b3 Ra6 23. Qe3 Bxd5 24. cxd5 Qe7 25. Rc4 Rg6 26. Ke2 Bb6 27. f4 exf4 28. Qxf4 Rd6 29. Kd3 f5 30. Bf3 fxe4+ 31. Qxe4 Qf7 32. Rf1 Re8 33. Qf4 Qc7 34. Kc2 Rf8 35. Qe5 Qd8 36. Rf4 Rxf4 37. Qxf4 g6 38. Bg4 Qe7 39. Be6+ 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "11"]
[White "Cantero, Ronaldo"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "78"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Bg5 Be7 6. 0-0 Nxe4 7. Bxe7 Nxe7 8. Qxd4 Nf6 9. Nc3 d5 10. Bd3 0-0 11. Qf4 Ng6 12. Qb4 b6 13. Bxg6 fxg6 14. Rad1 c6 15. Rfe1 Bg4 16. Rd3 Bxf3 17. Rxf3 Re8 18. Rxe8+ Qxe8 19. Re3 Qf8 20. Qa4 Qd6 21. Re1 Qc7 22. h3 Rd8 23. Re6 c5 24. Nb5 Qf7 25. Re2 a5 26. a3 d4 27. g3 h6 28. Re1 g5 29. b4 Qc4 30. Re7 d3 31. cxd3 Rxd3 32. Nc7 Qd4 33. Qc6 Rxg3+ 34. Kf1 Qc4+ 35. Re2 Rxa3 36. Ne6 Ra1+ 37. Kg2 Qxe2 38. Qc8+ Kf7 39. Nd8+ Kg6 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Perez Alcocer, Jose"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "83"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. e3 Qc8 7. Nbd2 cxd4 8. exd4 Bb4 9. Qb3 Nc6 10. d5 Bxd2+ 11. Bxd2 Na5 12. Bxa5 bxa5 13. 0-0 0-0 14. Rac1 Rb8 15. Qa3 Qd8 16. Ne5 exd5 17. cxd5 Qb6 18. b3 Rfe8 19. Nc4 Qb4 20. Qxa5 Qxa5 21. Nxa5 Bxd5 22. Bxd5 Nxd5 23. Rfd1 Nf6 24. Kf1 Rec8 25. a3 Kf8 26. b4 Ke7 27. Re1+ Kd8 28. Nc4 d5 29. Nd6 Rxc1 30. Nxf7+ Kd7 31. Rxc1 Re8 32. f4 Re3 33. Ne5+ Kd8 34. a4 Ra3 35. a5 Rb3 36. Rc5 Rb2 37. b5 Ra2 38. a6 Rxh2 39. b6 axb6 40. a7 Ra2 41. Nc6+ Kc7 42. Ra5 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Rubio Aguado, Fernando"]
[Result "0-1"]
[ECO "E68"]
[PlyCount "70"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. d4 Nbd7 7. 0-0 e5 8. e4 Re8 9. d5 Nc5 10. Ne1 a5 11. b3 Ng4 12. f3 Nh6 13. Be3 f5 14. Rb1 Nf7 15. Nd3 b6 16. Qc2 Qf6 17. Nb5 Re7 18. Nf2 h5 19. Nd1 f4 20. Bf2 Ng5 21. Be1 Rf7 22. Kh1 Ncxe4 23. fxe4 f3 24. Kg1 Qe7 25. Ne3 fxg2 26. Rxf7 Qxf7 27. Qxg2 Bh3 28. Qf2 Qe7 29. Qc2 Rf8 30. Nc3 Bh6 31. Bf2 Qf7 32. Ned1 Nf3+ 33. Kh1 Nd2 34. Qd3 Bf1 35. Ne2 Nxb1 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Sanguineti, Raul"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "39"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. c3 Nxe4 7. Re1 Nf6 8. Nxe5 Nxe5 9. Rxe5 0-0 10. d4 d6 11. Re1 Bd7 12. Bc2 Bg4 13. f3 Bh5 14. Nd2 Re8 15. Nf1 Bg6 16. Bg5 Qd7 17. Bxg6 hxg6 18. Qd3 Nd5 19. Bxe7 Rxe7 20. c4 1/2-1/2

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Tavares da Silva, Luiz"]
[Result "1-0"]
[ECO "E64"]
[PlyCount "63"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. d5 Na6 8. Nc3 Nc7 9. e4 Bg4 10. h3 Bxf3 11. Qxf3 Nd7 12. Qe2 a6 13. a4 Rb8 14. f4 Bd4+ 15. Kh2 f6 16. h4 Kg7 17. Bh3 b5 18. cxb5 Bxc3 19. bxc3 axb5 20. axb5 Nxb5 21. Bd2 Qc7 22. Rfb1 c4 23. Rb4 Rfc8 24. Qe3 h6 25. Be6 Rd8 26. f5 g5 27. Qe2 Ne5 28. Qh5 Qc5 29. Kg2 Nxc3 30. Bxc3 Qe3 31. Bxe5 Qxe4+ 32. Kh2 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "4"]
[White "Cantero, Ronaldo"]
[Black "Zacharias, Joao"]
[Result "1-0"]
[ECO "E80"]
[PlyCount "69"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 e5 7. Nge2 Nbd7 8. Qd2 h6 9. g4 h5 10. g5 Ng8 11. h4 Ne7 12. 0-0-0 Qc7 13. f4 Nb6 14. b3 Bg4 15. Bh3 Bxh3 16. Rxh3 0-0-0 17. Rf3 exd4 18. Bxd4 Bxd4 19. Nxd4 Nd7 20. Kb1 Qa5 21. Nd5 Qxd2 22. Nxe7+ Kc7 23. Rxd2 Rhe8 24. Ne6+ fxe6 25. Nxg6 b5 26. f5 bxc4 27. bxc4 Nc5 28. f6 Rg8 29. Nf4 Nxe4 30. Re2 Rb8+ 31. Kc2 Nc5 32. Nxe6+ Nxe6 33. Rxe6 Rbe8 34. Rxe8 Rxe8 35. f7 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "7"]
[White "Eidelman, Mauricio"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "62"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Nbd7 8. f4 Qc7 9. Be2 b5 10. a3 Bb7 11. Bf3 Be7 12. 0-0 h6 13. Bxf6 Bxf6 14. Kh1 0-0 15. Rad1 Rfd8 16. f5 Nb6 17. Be2 e5 18. Nb3 Rac8 19. Na5 Ba8 20. Bf3 Qc5 21. Qe2 Rd7 22. Nb3 Qc7 23. Na5 Rcd8 24. b4 Qxc3 25. Rd3 Qc7 26. Qf2 d5 27. Rfd1 dxe4 28. Rxd7 Rxd7 29. Rxd7 Qxd7 30. Bh5 Qd4 31. Qe2 Qa1+ 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Engels, Ludwig"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B94"]
[PlyCount "141"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be6 8. g3 Nbd7 9. Bg2 Be7 10. 0-0 h6 11. Be3 0-0 12. h3 Rc8 13. f4 Bc4 14. Re1 b5 15. Nd2 Nb6 16. Bf2 Qc7 17. a3 Nfd7 18. Nxc4 Qxc4 19. Qf3 Qc7 20. Re2 exf4 21. gxf4 Bf6 22. Nd1 Nc4 23. c3 Nc5 24. Ne3 Nxe3 25. Qxe3 Rfe8 26. Rd1 Be7 27. Rd5 Bf8 28. Qg3 Re6 29. f5 Re5 30. Bd4 Rxd5 31. exd5 Kh7 32. h4 Nb3 33. Bf2 Qd8 34. Be4 Kh8 35. Bc2 Nc5 36. f6 Nd7 37. fxg7+ Bxg7 38. Qxd6 Ne5 39. Qxd8+ Rxd8 40. Be4 Nc4 41. Kg2 Bf6 42. Bf3 a5 43. Bg3 Nd6 44. Kh3 Kg7 45. Bf4 Kg6 46. Kg4 Rd7 47. Re1 Rd8 48. Bd1 Nc4 49. Bc2+ Kg7 50. Be4 Be5 51. Bc1 Kf6 52. Bxh6 Ke7 53. Bd3 Rxd5 54. Bxc4 bxc4 55. Kf5 f6 56. Bf4 Kd6 57. Bxe5+ fxe5 58. Kf6 Rd2 59. Rxe5 Rxb2 60. h5 Rc2 61. Re3 Rf2+ 62. Kg5 Rg2+ 63. Kf4 Rf2+ 64. Kg4 Rg2+ 65. Rg3 Rh2 66. Rh3 Rg2+ 67. Kf4 Rf2+ 68. Ke4 Kc6 69. h6 Rf8 70. h7 Rh8 71. a4 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Gentil Junior, Luiz"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "82"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 b5 9. Bg5 Nbd7 10. a4 b4 11. Nd5 Bxd5 12. exd5 Be7 13. f4 0-0 14. Kh1 h6 15. fxe5 hxg5 16. exf6 Bxf6 17. Rb1 g6 18. Bg4 Ne5 19. Nd4 Bg7 20. Nc6 Qc7 21. Be2 a5 22. c3 Nxc6 23. dxc6 Rab8 24. Bf3 Be5 25. Bd5 Kg7 26. Qg4 f6 27. g3 bxc3 28. bxc3 Bxc3 29. Rb7 Rxb7 30. cxb7 Bb4 31. Qe6 Qd8 32. Rc1 Bc5 33. Re1 Ba7 34. Qe7+ Kh6 35. Qxd8 Rxd8 36. Rc1 Bc5 37. Be6 Rb8 38. Bc8 Kg7 39. Kg2 Kf7 40. Kf3 f5 41. Ke2 Ke7 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "5"]
[White "Hollmann, Jose"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "92"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 f6 7. Nc3 e5 8. Qd1 Ne7 9. Bc4 Bg7 10. Qf3 Bb7 11. 0-0 Qa5 12. a3 Qc5 13. Ba2 d5 14. b4 Qd6 15. Rd1 Rd8 16. Be3 d4 17. Na4 Bc8 18. Nc5 f5 19. Bg5 Rf8 20. Qh3 h5 21. Qh4 f4 22. c3 a5 23. Rd3 axb4 24. axb4 Rh8 25. Re1 Rf8 26. Bb1 Qc7 27. Red1 Qd6 28. Bc2 Bh8 29. f3 Rf7 30. Bb3 Rf8 31. g3 fxg3 32. hxg3 Qc7 33. R1d2 Rd6 34. cxd4 Rxd4 35. Rxd4 exd4 36. f4 Bg4 37. Be6 d3 38. Bxg4 Bd4+ 39. Kg2 Bxc5 40. bxc5 hxg4 41. Qxg4 Qa5 42. Qd1 Qxc5 43. Rxd3 Qb4 44. Kf3 Qa5 45. Bxe7 Kxe7 46. Rd7+ Ke8 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Humerez Estrada, Cidar"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B99"]
[PlyCount "98"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

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. Be2 Nbd7 10. 0-0-0 b5 11. Bxf6 gxf6 12. Qg3 Bf8 13. Bh5 Nc5 14. Rhe1 b4 15. Nd5 Qb7 16. Nxf6+ Kd8 17. e5 d5 18. Nb3 Nd7 19. Nxd7 Qxd7 20. Kb1 a5 21. Be2 a4 22. Nd4 Ba6 23. Bxa6 Rxa6 24. f5 Kc7 25. Rf1 Kb8 26. fxe6 fxe6 27. Qf3 Bg7 28. Qd3 Rb6 29. Rf3 Bxe5 30. Rdf1 Rc8 31. Rf7 Qd6 32. Re1 Bxd4 33. Qxd4 Rb7 34. Ref1 Rbc7 35. R1f4 Rxf7 36. Rxf7 Rc7 37. Rxc7 Kxc7 38. Qa7+ Kc8 39. Qxa4 Qxh2 40. Qe8+ Kb7 41. Qe7+ Ka8 42. Qe8+ Kb7 43. Qe7+ Ka8 44. a4 bxa3 45. Qxa3+ Kb7 46. Qe7+ Kb8 47. Qe8+ Kb7 48. Qxe6 Qxg2 49. Qe7+ Kc6 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "3"]
[White "Lisboa, Rui"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "E68"]
[PlyCount "92"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 Nbd7 7. Nc3 e5 8. Qc2 c6 9. Rd1 Re8 10. e4 exd4 11. Nxd4 Ne5 12. c5 d5 13. h3 Qe7 14. exd5 Qxc5 15. dxc6 Nxc6 16. Nxc6 bxc6 17. Be3 Qh5 18. Rd4 Bb7 19. Rb4 Re7 20. Qb3 Ba6 21. Rd1 Rc8 22. Rd6 Ne8 23. Rd2 Be5 24. Rh4 Qf5 25. Be4 Qe6 26. Qxe6 Rxe6 27. Bh6 Bf6 28. Rg4 Bxc3 29. bxc3 Nf6 30. Bf5 Re1+ 31. Kg2 Nxg4 32. Bxc8 Bf1+ 33. Kf3 Nxh6 34. Rd7 Bc4 35. Rxa7 Bd5+ 36. Kf4 Re4+ 37. Kg5 Kg7 38. f4 Nf5 39. Bxf5 gxf5 40. Kxf5 Re3 41. Kg4 Rxc3 42. a4 Bf3+ 43. Kh4 Rc4 44. g4 Rc3 45. a5 Bg2 46. Kg5 h6+ 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Madeira de Ley, Manuel"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E85"]
[PlyCount "127"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. Nge2 Ne8 8. g4 Nc6 9. d5 Nd4 10. Nxd4 exd4 11. Bxd4 f5 12. gxf5 gxf5 13. Qd2 fxe4 14. fxe4 Qh4+ 15. Bf2 Rxf2 16. Qxf2 Bxc3+ 17. bxc3 Qxe4+ 18. Qe2 Qh4+ 19. Kd2 Nf6 20. Rg1+ Kh8 21. Re1 Bf5 22. Qe3 Bg6 23. Qd4 Qxh2+ 24. Rg2 Qh6+ 25. Kd1 Qh5+ 26. Kc1 Qh6+ 27. Kb2 Qg7 28. Re6 Ne8 29. Re7 Qxd4 30. cxd4 b5 31. Rf2 Ng7 32. Rxc7 bxc4 33. Bxc4 Nf5 34. Kc3 a5 35. a4 Rb8 36. Bb5 Ne3 37. Kd2 Nxd5 38. Rd7 Rc8 39. Bd3 Bxd3 40. Kxd3 Nb4+ 41. Ke2 h5 42. Rf5 d5 43. Rxh5+ Kg8 44. Rhh7 Rc4 45. Rh4 Nc6 46. Rxd5 Rxa4 47. Rd6 Ne5 48. Re4 Ra2+ 49. Kd1 Nf7 50. Rg6+ Kf8 51. Rf4 Rb2 52. Rgf6 Rb7 53. Ra6 Ke7 54. Rxa5 Ke6 55. Kc2 Nd6 56. Kc3 Rc7+ 57. Kd3 Rb7 58. Rh4 Rb3+ 59. Kc2 Rb6 60. Rh6+ Kd7 61. d5 Rb8 62. Ra7+ Nb7 63. Rh7+ Kc8 64. d6 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Mangini, Jose Thiago"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "98"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qd2 0-0 9. 0-0-0 Qc7 10. Bd3 Nbd7 11. Qe2 b5 12. e5 dxe5 13. Bxf6 Nxf6 14. fxe5 Nd5 15. Nxd5 exd5 16. Rhf1 Qb6 17. Kb1 b4 18. h4 a5 19. h5 a4 20. Qf3 b3 21. cxb3 axb3 22. Nxb3 Be6 23. Qf2 d4 24. Qxd4 Qxd4 25. Nxd4 Bxa2+ 26. Kc2 Rac8+ 27. Kd2 Rfd8 28. Nf5 Bg5+ 29. Ke2 Rb8 30. Kf2 Rxb2+ 31. Kg3 Bb3 32. Nd6 Bxd1 33. Rxd1 Be7 34. Nf5 Rb3 35. Nxe7+ Kf8 36. Nf5 Rbxd3+ 37. Rxd3 Rxd3+ 38. Kf4 Ra3 39. g3 g6 40. hxg6 hxg6 41. Ne3 Ra4+ 42. Kg5 Re4 43. Ng4 Ke7 44. Kh4 Ke6 45. Kg5 Ra4 46. Nh6 Rb4 47. g4 Re4 48. Kh4 Rxe5 49. g5 Re4+ 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Najdorf, Miguel"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "E54"]
[PlyCount "85"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 0-0 6. Nf3 d5 7. 0-0 dxc4 8. Bxc4 a6 9. a4 Nc6 10. Na2 cxd4 11. Nxb4 Nxb4 12. exd4 h6 13. b3 Re8 14. Ne5 b6 15. Ba3 Nbd5 16. Re1 Bb7 17. Bf1 Rc8 18. Nc4 Rc6 19. Qd2 Qb8 20. a5 b5 21. Ne5 Rcc8 22. Bc5 Ba8 23. b4 Qc7 24. Ra3 Ne7 25. Bd3 Qb7 26. f3 Qc7 27. Bb1 Ned5 28. f4 Nd7 29. Rg3 f5 30. Ra3 N7f6 31. Rf1 Qb7 32. Qe2 Nc7 33. h3 Ne4 34. Kh2 Nf6 35. g4 Ncd5 36. Raf3 fxg4 37. hxg4 g5 38. fxg5 hxg5 39. Rxf6 Nxf6 40. Qd2 Ne4 41. Qc1 Qh7+ 42. Kg1 Qh4 43. Rf3 0-1

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Panno, Oscar"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E64"]
[PlyCount "89"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 c5 7. d5 e5 8. dxe6 fxe6 9. 0-0 Nc6 10. Ng5 Ne5 11. Qb3 Nc6 12. Nce4 Qc7 13. Bf4 e5 14. Bd2 Bg4 15. e3 Nxe4 16. Nxe4 Rad8 17. h3 Bc8 18. Rad1 Ne7 19. Bc1 b6 20. Nc3 Bd7 21. Nb5 Bxb5 22. Qxb5 Rf6 23. Rd2 Re6 24. Be4 Rf6 25. Qb3 Nf5 26. Rfd1 Bf8 27. Qd3 Be7 28. b3 Rff8 29. Bb2 h6 30. Qe2 Kh7 31. Kh2 Qc8 32. Qg4 h5 33. Qe2 Qe6 34. g4 hxg4 35. Qxg4 Qf7 36. Rg1 Kg7 37. Re2 Rde8 38. f4 Qf6 39. Kh1 Bd8 40. fxe5 dxe5 41. Rf2 Kh6 42. Bc1 Qg5 43. Qxg5+ Bxg5 44. Rfg2 Nd6 45. Bc6 1-0

[Event "Rio de Janeiro Zonal"]
[Site "Rio de Janeiro"]
[Date "1957.??.??"]
[Round "?"]
[White "Rossetto, Hector"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "E87"]
[PlyCount "64"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 e5 6. d5 Nh5 7. Be3 Na6 8. Qd2 Qh4+ 9. Bf2 Qf4 10. Be3 Qh4+ 11. Bf2 Qf4 12. Nge2 Qxd2+ 13. Kxd2 f5 14. Be3 0-0 15. Rb1 c5 16. Nb5 Rd8 17. a3 f4 18. Bf2 g5 19. g4 Nf6 20. h4 h6 21. hxg5 hxg5 22. Nc1 Bxg4 23. fxg4 Nxe4+ 24. Ke2 Nf6 25. Rg1 Rd7 26. b4 b6 27. bxc5 Nxc5 28. Bxc5 bxc5 29. Nc3 e4 30. Kd1 Kf7 31. N1e2 Re8 32. Kc2 Kg6 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "9"]
[White "Rossetto, Hector"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E68"]
[PlyCount "89"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 0-0 6. 0-0 Nbd7 7. Qc2 c6 8. Rd1 Re8 9. Nc3 e5 10. e4 Qe7 11. h3 a5 12. dxe5 dxe5 13. Na4 b5 14. cxb5 cxb5 15. Nc3 Qc5 16. Be3 Qc6 17. Rac1 Bb7 18. Qb3 Rab8 19. Nxb5 Qe6 20. Qxe6 Rxe6 21. Ba7 Rc8 22. Rxc8+ Bxc8 23. Rc1 Ba6 24. Nc7 Rd6 25. Nxa6 Rxa6 26. Rc7 Rd6 27. Ne1 Rd1 28. Kf1 Bf8 29. Ke2 Rb1 30. Nd3 Ra1 31. a3 Ra2 32. Kd1 Bh6 33. Kc2 Ra1 34. Bf3 Kf8 35. Kb3 Ke8 36. Ka4 Kd8 37. Rc2 Bf8 38. Be3 Ne8 39. Nc1 Nd6 40. Nb3 Re1 41. Nxa5 f5 42. Nc6+ Ke8 43. exf5 Nxf5 44. Ba7 h5 45. b4 1-0

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "10"]
[White "Rubio Aguado, Fernando"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "A72"]
[PlyCount "21"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Be2 Bg7 8. Nf3 0-0 9. Bg5 h6 10. Bh4 Re8 11. Nd2 1/2-1/2

[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1957.??.??"]
[Round "1"]
[White "Sanguineti, Raul"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "95"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 0-0 12. Nf1 Bb7 13. Ng3 g6 14. Bh6 Rfe8 15. h3 Kh8 16. dxe5 dxe5 17. Nh2 Ng8 18. Bc1 Bf6 19. Ng4 Bg7 20. h4 h6 21. h5 Kh7 22. Qf3 Nc4 23. a4 Rf8 24. Bb3 Na5 25. Bc2 b4 26. Ne3 b3 27. Bd1 c4 28. Nd5 Qd6 29. Qe3 Rad8 30. Qb6 Bxd5 31. Qxa5 Be6 32. Be3 Rc8 33. Be2 Rc6 34. Red1 Qb8 35. Rd2 Bf6 36. Rad1 Be7 37. Bf3 Rfc8 38. Nf5 gxf5 39. exf5 Rc5 40. Bxc5 Rxc5 41. Qb4 Qxb4 42. cxb4 Bxf5 43. bxc5 Bxc5 44. Rd5 Bd4 45. R1xd4 exd4 46. Rxf5 c3 47. Rxf7+ Kh8 48. Be4 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Bauza, Lorenzo"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "A46"]
[PlyCount "41"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 g6 5. 0-0 Bg7 6. c4 0-0 7. Nc3 d6 8. Rb1 Nc6 9. a3 Nd7 10. Ne2 e5 11. b4 f5 12. Bc2 Kh8 13. dxc5 dxc5 14. Ba4 e4 15. Bxc6 bxc6 16. Nd2 Qe7 17. Qc2 cxb4 18. axb4 a5 19. bxa5 Rxa5 20. Nb3 Ra8 21. Bb2 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Ader Hausman, Walter"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "96"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. exd5 Bxf5 8. dxc6 Qxd1+ 9. Nxd1 bxc6 10. Ne3 Bg6 11. Bc4 Bc5 12. Bb3 0-0 13. 0-0 Rad8 14. Nc4 Ne4 15. Be3 Bxe3 16. Nxe3 Nd2 17. Rfd1 Rd6 18. Nf1 Nxb3 19. cxb3 Rfd8 20. Rxd6 Rxd6 21. Rc1 f6 22. f3 Kf8 23. Kf2 Ke7 24. Ke3 Kd7 25. Nd2 Rd3+ 26. Ke2 Rd5 27. Rc3 h5 28. b4 Rd4 29. a3 e4 30. fxe4 h4 31. Rd3 Bh5+ 32. Ke3 Rxd3+ 33. Kxd3 g5 34. Kd4 Be2 35. g3 h3 36. Nc4 Ke6 37. Na5 Kd6 38. Nb7+ Kc7 39. Na5 Kd6 40. Nb7+ Kc7 41. Nc5 Kd6 42. Nd3 Ke6 43. Nf2 Bf1 44. Kc5 Kd7 45. Ng4 Ke6 46. Kxc6 Bg2 47. Nf2 f5 48. Kc5 Ke5 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Alvarez del Monte, Jose Luis"]
[Result "1-0"]
[ECO "E77"]
[PlyCount "50"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Nbd7 7. Be2 c5 8. d5 a6 9. 0-0 Qc7 10. Bd2 e6 11. dxe6 fxe6 12. Ng5 Nb8 13. Bg4 Re8 14. f5 exf5 15. exf5 Nc6 16. Nd5 Nxd5 17. cxd5 Ne5 18. Ne6 Bxe6 19. dxe6 Nxg4 20. Qxg4 Qe7 21. Rae1 Qf6 22. Bc3 gxf5 23. Rxf5 Qg6 24. Rg5 Bxc3 25. Rxg6+ hxg6 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Olivera, Alfredo"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "47"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Nf3 d5 6. e3 Ne4 7. Bd3 f5 8. 0-0 c6 9. Ne5 Nd7 10. Nxd7 Bxd7 11. f3 Nxc3 12. bxc3 Bd6 13. e4 fxe4 14. fxe4 Rxf1+ 15. Bxf1 Qh4 16. e5 Be7 17. Qf2 Rf8 18. g3 Qh5 19. Be2 Rxf2 20. Bxh5 Rf8 21. cxd5 cxd5 22. Kg2 Rc8 23. Rb1 b6 24. Bd2 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Rossetto, Hector"]
[Result "1-0"]
[ECO "B25"]
[PlyCount "73"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. Nbc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. h3 d6 8. d3 Nd4 9. Nxd4 cxd4 10. Ne2 e5 11. f4 Qb6 12. Kh2 Bd7 13. c4 Bc6 14. f5 Nd7 15. g4 f6 16. h4 Nc5 17. Ng3 Bd7 18. Bh3 Rf7 19. b3 a5 20. Rb1 Kf8 21. g5 Ke7 22. h5 Rg8 23. Rb2 gxh5 24. Nxh5 Qd8 25. Rg2 Rff8 26. Rfg1 Bh8 27. Nxf6 Bxf6 28. gxf6+ Kxf6 29. Bg5+ Rxg5 30. Rxg5 Be8 31. Rg7 Bg6 32. R1xg6+ hxg6 33. Rxg6+ Kf7 34. Qh5 Rh8 35. Rf6+ Kxf6 36. Qg6+ Ke7 37. f6+ 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Souza Mendes, Joao"]
[Result "1-0"]
[ECO "A70"]
[PlyCount "63"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nf3 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bd3 0-0 9. 0-0 Re8 10. h3 Nbd7 11. Bf4 Ne5 12. Nxe5 dxe5 13. Be3 b6 14. Qd2 a6 15. a4 Nd7 16. Nb1 Bb7 17. Na3 Qe7 18. Nc4 Rab8 19. b3 f5 20. f3 f4 21. Bf2 g5 22. Rfc1 Bc8 23. a5 bxa5 24. Nxa5 Rb6 25. b4 Rxb4 26. Nc6 Qd6 27. Nxb4 cxb4 28. Rc6 Qb8 29. Bxa6 Bxa6 30. Rcxa6 Bf8 31. d6 Re6 32. Qd5 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Cantero, Ronaldo"]
[Black "Zubieta, Magin"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "111"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. 0-0 Nbd7 5. d3 Bg7 6. c4 c6 7. Nc3 0-0 8. h3 Re8 9. e4 dxe4 10. dxe4 Qc7 11. Be3 e5 12. Qa4 Nb6 13. Qa5 Nbd5 14. Qxc7 Nxc7 15. Rfd1 Nd7 16. Rd2 Ne6 17. Rad1 Ndc5 18. b4 Na6 19. a3 f5 20. c5 f4 21. gxf4 Nxf4 22. Bxf4 exf4 23. Ne2 Bh6 24. Rd8 Be6 25. Rxa8 Rxa8 26. Rd6 Re8 27. Ned4 Bc8 28. Bf1 Nc7 29. e5 Bg7 30. b5 Bxe5 31. Nxe5 Rxe5 32. bxc6 bxc6 33. Rd8+ Re8 34. Rxe8+ Nxe8 35. Nxc6 Be6 36. Nxa7 Kf8 37. Nb5 Ke7 38. a4 Bd5 39. a5 Kd7 40. Nd4 Nc7 41. Bg2 Bxg2 42. Kxg2 Na6 43. Nb3 g5 44. Kf3 h5 45. Ke4 Ke6 46. f3 Nc7 47. Nd4+ Kf6 48. c6 Kg6 49. Ke5 g4 50. fxg4 hxg4 51. hxg4 Kg5 52. Kd6 Nb5+ 53. Nxb5 f3 54. c7 f2 55. c8Q f1Q 56. Qf5+ 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Eliskases, Erich Gottlieb"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E68"]
[PlyCount "91"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Qc2 c6 8. e4 e5 9. Rd1 Qc7 10. Nc3 b5 11. dxe5 dxe5 12. h3 b4 13. Na4 c5 14. Nd2 Nb6 15. Nf1 Nxa4 16. Qxa4 Bb7 17. Qc2 Rfd8 18. Rxd8+ Rxd8 19. Ne3 a5 20. b3 a4 21. Nd5 Qa5 22. Rb1 Ra8 23. Bg5 Nxd5 24. cxd5 f6 25. Be3 Bf8 26. Bf1 Bd6 27. Rc1 axb3 28. axb3 Rc8 29. Qd1 Qc7 30. h4 Ra8 31. Qf3 Qe7 32. h5 Bc8 33. Bc4 g5 34. Bxc5 Kg7 35. Bxd6 Qxd6 36. Bb5 Bd7 37. Bxd7 Qxd7 38. Rc6 Rf8 39. Re6 Qf7 40. g4 h6 41. Qf5 Ra8 42. Rb6 Ra7 43. Rxb4 Ra1+ 44. Kg2 Ra7 45. Rb8 Rc7 46. b4 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Isain, Pedros Santos"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "B99"]
[PlyCount "51"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

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. g4 h6 11. Bh4 b6 12. Bg2 Bb7 13. Bg3 g6 14. Qe2 e5 15. Nb3 Rc8 16. Rd2 Qc4 17. Rd3 exf4 18. Bxf4 Ne5 19. Bxe5 dxe5 20. h4 Bb4 21. Qf3 Nxe4 22. Nd2 Nxc3 23. Qxb7 Nxa2+ 24. Kb1 Qxc2+ 25. Kxa2 0-0 26. Rd7 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Najdorf, Miguel"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E64"]
[PlyCount "87"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 c5 6. d5 d6 7. Nf3 Na6 8. 0-0 Nc7 9. Bf4 a6 10. a4 Rb8 11. a5 b5 12. axb6 Rxb6 13. b3 Bd7 14. Ra3 Qb8 15. e4 Qb7 16. e5 Nh5 17. Be3 Rb8 18. Ne4 Qc8 19. Bd2 f5 20. exd6 exd6 21. Neg5 Bb2 22. Ra2 Rxb3 23. Ba5 Ne8 24. Nd2 R3b7 25. Ne6 Bf6 26. g4 fxg4 27. Qxg4 Nhg7 28. Re1 Nf5 29. Ra3 Neg7 30. Rh3 Nxe6 31. dxe6 Bc6 32. Ne4 Bh8 33. Qg5 Qf8 34. Rd3 Rb2 35. Bc3 Bxc3 36. Nxc3 Bxg2 37. Qxg2 R2b3 38. Rf3 Qg7 39. Nd5 Nh4 40. Rxb3 Rxb3 41. e7 Rb8 42. e8Q+ Rxe8 43. Rxe8+ Kf7 44. Re7+ 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1956.??.??"]
[Round "?"]
[White "Rubio Aguado, Fernando"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B91"]
[PlyCount "80"]
[EventDate "1956.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 b5 10. a4 b4 11. Nd5 Nxd5 12. Qxd5 Qc7 13. c3 Bb7 14. Qb3 bxc3 15. Nxc3 Nd7 16. Be3 Rab8 17. Qc2 Nf6 18. Rfc1 Qd7 19. h3 Rfc8 20. Qd3 h6 21. Rab1 a5 22. Rd1 Bc6 23. b3 Qb7 24. Nd5 Nxd5 25. exd5 Bd7 26. Bd2 Qa7 27. Bc3 Bd8 28. Rdc1 Bb6 29. Qd2 f5 30. Bf1 f4 31. gxf4 Rf8 32. Rb2 Rxf4 33. Qe1 Rbf8 34. Rcc2 R8f6 35. Bg2 Rh4 36. Kh2 Bxh3 37. f3 Rh5 38. Bxh3 Rxf3 39. Qg3 Bg1+ 40. Kg2 Rxg3+ 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "2"]
[White "Alvarez del Monte, Jose Luis"]
[Black "Cantero, Ronaldo"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "83"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Bg5 h6 7. Bh4 c6 8. Qd2 Nbd7 9. Be2 e5 10. 0-0 Qe7 11. d5 c5 12. Ne1 Re8 13. g4 Nf8 14. f3 g5 15. Bf2 Ng6 16. Nc2 Nf4 17. h4 gxh4 18. Be3 h5 19. Bxf4 exf4 20. Qxf4 Nh7 21. gxh5 Be5 22. Qd2 Bh3 23. Kh1 Bxf1 24. Rxf1 Qd7 25. Rg1+ Bg3 26. Bf1 Kh8 27. Ne3 Rg8 28. Nf5 Rg5 29. f4 Rxf5 30. exf5 Qxf5 31. Ne2 Qxh5 32. Bh3 Qf3+ 33. Bg2 Qg4 34. Qc3+ f6 35. Qf3 Qg6 36. Qe4 f5 37. Qf3 Nf6 38. Bh3 Ne4 39. Rg2 Re8 40. Nc3 Kh7 41. Re2 Kh6 42. Nd1 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "4"]
[White "Bauza, Lorenzo"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "80"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 e5 8. e4 c6 9. h3 Re8 10. Re1 a6 11. Rb1 b5 12. b3 Rb8 13. Be3 h6 14. Qd2 Kh7 15. dxe5 dxe5 16. b4 a5 17. cxb5 cxb5 18. a3 axb4 19. axb4 Bf8 20. Qd3 Bb7 21. Nd2 Re6 22. Nd5 Nxd5 23. exd5 Nf6 24. Ba7 Ra8 25. Qxb5 Bxd5 26. Be3 Bxg2 27. Kxg2 Rb8 28. Qc4 Nd5 29. Bc5 Nb6 30. Qa2 Nd7 31. Ne4 Qc8 32. Qd5 Nxc5 33. bxc5 Kg7 34. Nd6 Bxd6 35. cxd6 Rxb1 36. Rxb1 Qd7 37. Rb6 Re8 38. Rb7 Qe6 39. Qc6 Rc8 40. Qb6 Qd5+ 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "10"]
[White "Cantero, Ronaldo"]
[Black "Bernstein, Ossip Samuel"]
[Result "0-1"]
[ECO "D36"]
[PlyCount "68"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 h6 8. Bh4 0-0 9. Bd3 Re8 10. Nge2 Nbd7 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Ng3 Nxg3 14. hxg3 Nf6 15. Rab1 Ng4 16. Bf5 Qg5 17. Bxg4 Bxg4 18. Qd2 Bf5 19. Rbc1 h5 20. Rfe1 h4 21. gxh4 Qxh4 22. f3 Re6 23. Qf2 Qh7 24. Ne2 Rh6 25. Ng3 Re8 26. Rc3 Ree6 27. b4 Rh2 28. e4 Qh4 29. Re2 Rg6 30. f4 Bxe4 31. f5 Rg5 32. b5 Rh5 33. Qf1 Rh1+ 34. Nxh1 Qh2+ 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "12"]
[White "Cantero, Ronaldo"]
[Black "Horberg, Beng Eric"]
[Result "1/2-1/2"]
[ECO "B47"]
[PlyCount "64"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 Bb4 7. Bg2 Qc7 8. 0-0 Nc6 9. Nce2 0-0 10. Nxc6 dxc6 11. Qd4 Be7 12. e5 Nd7 13. Bf4 g5 14. Bxg5 Bxg5 15. Qg4 h6 16. f4 Nxe5 17. Qh5 Bf6 18. fxe5 Qxe5 19. Qg4+ Bg5 20. Rae1 Qxb2 21. c3 e5 22. Qh5 Qc2 23. h4 Bd2 24. Rf6 Bxe1 25. Rxh6 Bd2 26. Rh8+ Kg7 27. Qxe5+ f6 28. Qe7+ Kxh8 29. Qxf8+ Kh7 30. Qf7+ Kh6 31. Qxf6+ Qg6 32. Qh8+ Qh7 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "1"]
[White "Cantero, Ronaldo"]
[Black "Kalkstein, Rodolfo"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "77"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Be7 4. Bg2 0-0 5. e3 Nc6 6. Nge2 b6 7. 0-0 Bb7 8. d3 Na5 9. e4 Re8 10. h3 h6 11. f4 Bc5+ 12. Kh2 d6 13. f5 Nc6 14. g4 Nd4 15. Nxd4 Bxd4 16. Ne2 Bc5 17. Qe1 a5 18. Qg3 Nh7 19. h4 f6 20. Ng1 Kf7 21. Nf3 Rh8 22. Bh3 Qg8 23. g5 hxg5 24. hxg5 Ke7 25. Kg2 Re8 26. Nh4 Nf8 27. Ng6+ Nxg6 28. fxg6 Rxh3 29. Qxh3 Kd8 30. gxf6 gxf6 31. Rxf6 Bc8 32. Qh7 Be6 33. Bg5 Kc8 34. Qxg8 Bxg8 35. Raf1 d5 36. cxd5 a4 37. g7 Kd7 38. Rf8 b5 39. Bh6 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "6"]
[White "Cantero, Ronaldo"]
[Black "Letelier Martner, Rene"]
[Result "0-1"]
[ECO "E66"]
[PlyCount "64"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. Nc3 Nc6 8. d5 Na5 9. Qd3 a6 10. e4 b5 11. cxb5 axb5 12. Nxb5 Ba6 13. a4 Nd7 14. Bd2 Bxb2 15. Bh6 Bxb5 16. axb5 c4 17. Qe3 Bxa1 18. Bxf8 Nb3 19. Bh6 Qa5 20. Rb1 Qa2 21. Re1 Nbc5 22. Bf1 Qb3 23. Rxa1 Rxa1 24. Qd4 Rxf1+ 25. Kxf1 f6 26. Kg2 Qxb5 27. Nd2 Ne5 28. Qa1 Qa4 29. Qb2 Nb3 30. Nb1 g5 31. f4 Nd3 32. Qc2 Ne1+ 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "14"]
[White "Cantero, Ronaldo"]
[Black "Munoz Izcua, Jose Gervasio"]
[Result "1-0"]
[ECO "A82"]
[PlyCount "23"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 f5 3. Bd3 Nc6 4. exf5 Nxd4 5. Qh5+ g6 6. fxg6 Nf6 7. g7+ Nxh5 8. gxh8Q Nf6 9. Bh6 Ne6 10. Bf5 Bd7 11. Qxh7 Ng7 12. Qg6# 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "5"]
[White "Cantero, Ronaldo"]
[Black "Olivera, Juan Francisco"]
[Result "1/2-1/2"]
[ECO "A55"]
[PlyCount "85"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 Nbd7 4. Bg2 e5 5. Nf3 Be7 6. 0-0 0-0 7. e4 c6 8. d4 Re8 9. h3 Qc7 10. b3 Nf8 11. Be3 Ng6 12. Qc2 Bd7 13. Rac1 h6 14. Nh2 Nh7 15. f4 exf4 16. gxf4 Nh4 17. f5 Bf6 18. Ng4 Bg5 19. Bxg5 hxg5 20. Rce1 Qc8 21. Qd1 Qd8 22. Rf2 f6 23. Nh2 Re7 24. Nf3 Nxf3+ 25. Bxf3 Be8 26. Kg2 g6 27. Bg4 gxf5 28. Bxf5 Bd7 29. Qg4 Bxf5 30. Qxf5 Qd7 31. Qg4 Qxg4+ 32. hxg4 Rd8 33. b4 a6 34. c5 d5 35. Rfe2 dxe4 36. Rxe4 Rxe4 37. Rxe4 Rd7 38. d5 cxd5 39. Rd4 Kf7 40. Rxd5 Rxd5 41. Nxd5 Ke6 42. Ne3 Nf8 43. Kf3 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "3"]
[White "Cantero, Ronaldo"]
[Black "Salas Romo, Julio"]
[Result "0-1"]
[ECO "A17"]
[PlyCount "82"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 c6 6. d4 Bf5 7. Qb3 Qb6 8. Qxb6 axb6 9. f3 Na6 10. Bg5 Nb4 11. Rd1 Nc2+ 12. Kf2 Bb4 13. Bxf6 gxf6 14. e4 Bxc3 15. bxc3 Be6 16. Ne2 0-0 17. Rd2 Na3 18. Nf4 Nc4 19. Rc2 dxe4 20. fxe4 Na3 21. Rd2 Nc4 22. Rc2 Ra5 23. Nxe6 fxe6 24. Bf1 Nd6 25. Bd3 e5 26. Ke3 Ra3 27. Rb1 b5 28. Rb3 Rfa8 29. c4 R3a4 30. cxb5 exd4+ 31. Kf4 cxb5 32. Rc7 Rxa2 33. Bxb5 Kh8 34. h4 h5 35. g4 Rf2+ 36. Kg3 Nxe4+ 37. Kh3 Raa2 38. gxh5 f5 39. Rc8+ Kg7 40. Be2 Raxe2 41. Rxb7+ Kf6 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "16"]
[White "Cantero, Ronaldo"]
[Black "Salomon, J."]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "55"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 0-0 6. d3 d6 7. h3 h6 8. Be3 Nd4 9. Na4 Nxf3+ 10. Qxf3 Bxe3 11. Qxe3 Qe8 12. Nc3 Be6 13. Bxe6 Qxe6 14. Ne2 d5 15. Ng3 dxe4 16. dxe4 Ne8 17. Nf5 Nd6 18. g4 Nxf5 19. exf5 Qf6 20. c3 Rfe8 21. Qg3 Qe7 22. h4 f6 23. Rfe1 Rad8 24. Re2 Rd5 25. Rae1 Red8 26. f4 Qc5+ 27. Qf2 Qxf2+ 28. Kxf2 1/2-1/2

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "8"]
[White "Cantero, Ronaldo"]
[Black "Toran Albero, Roman"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "68"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Be3 0-0-0 9. Nd2 Re8 10. 0-0-0 c5 11. N4b3 b6 12. Rhe1 Ne7 13. f3 Ng6 14. Kb1 h5 15. h3 Bd6 16. Nf1 Nh4 17. Rd2 f5 18. Bg5 Ng6 19. Rdd1 fxe4 20. fxe4 Re5 21. h4 Rhe8 22. Nbd2 b5 23. Ne3 Be7 24. Bxe7 R5xe7 25. g3 Bc6 26. Nf5 Rf7 27. Kc1 Ne5 28. Rf1 g6 29. Ne3 Ref8 30. Rxf7 Rxf7 31. Nd5 Bxd5 32. exd5 c4 33. Ne4 Rf3 34. Re1 Nf7 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "7"]
[White "Corral, Hector"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "E66"]
[PlyCount "68"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 Nc6 8. d5 Na5 9. Qd3 a6 10. h3 Rb8 11. e4 b5 12. Nd2 Nh5 13. f4 f5 14. exf5 Bxf5 15. Qf3 Bd7 16. cxb5 axb5 17. Nde4 b4 18. Nd1 Nc4 19. g4 Bd4+ 20. Kh1 Ng7 21. Qg3 e5 22. f5 gxf5 23. Bg5 Qe8 24. Nf6+ Rxf6 25. Bxf6 Qg6 26. Bxg7 Qxg7 27. Rc1 Nxb2 28. Nxb2 Bxb2 29. Rc2 Bd4 30. Qh4 fxg4 31. Be4 gxh3 32. Rcc1 Kh8 33. Kh2 Ra8 34. Qf6 Rxa2+ 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "13"]
[White "De Carvalho, Flavio"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B24"]
[PlyCount "89"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 e6 6. d3 Nge7 7. 0-0 0-0 8. Bg5 h6 9. Be3 d6 10. Qd2 Kh7 11. d4 b6 12. f4 Ba6 13. Rf2 Qc7 14. Rd1 Rad8 15. g4 f5 16. h3 Kh8 17. d5 exd5 18. exd5 Nb8 19. Bf1 Nd7 20. Rg2 Nf6 21. g5 hxg5 22. fxg5 Nh5 23. Nf4 Nxf4 24. Bxf4 Bxf1 25. Rxf1 Bd4+ 26. Be3 Be5 27. Ne2 b5 28. Nf4 Bxf4 29. Rxf4 b4 30. c4 Nc8 31. Rh4+ Kg8 32. Rh6 Qg7 33. Rf2 Rde8 34. Rh4 Re7 35. Rhf4 Rfe8 36. R4f3 Nb6 37. b3 a5 38. Kg2 a4 39. Qc1 a3 40. Rg3 Nd7 41. Rc2 Re4 42. Bd2 Qd4 43. Qf1 Ne5 44. Bf4 Nf7 45. Bd2 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "17"]
[White "Estrada Degrandi, Walter"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "65"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Na6 7. Qd2 c5 8. d5 Nc7 9. Nge2 a6 10. Ng3 Bd7 11. Bh6 b5 12. h4 e6 13. h5 Qe7 14. 0-0-0 exd5 15. exd5 Rfe8 16. Bxg7 Kxg7 17. hxg6 fxg6 18. Qh6+ Kg8 19. Nce4 Rf8 20. Nxf6+ Rxf6 21. Ne4 Rf7 22. Ng5 Qe3+ 23. Rd2 Rg7 24. Bd3 Be8 25. f4 Qxf4 26. Rf1 Qe3 27. Rf3 Qe1+ 28. Rd1 Qe7 29. Rdf1 Bd7 30. Rf7 Rxf7 31. Rxf7 Qxg5+ 32. Qxg5 Kxf7 33. Qh6 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "9"]
[White "Linskens, Rogelio Carlos"]
[Black "Cantero, Ronaldo"]
[Result "0-1"]
[ECO "B45"]
[PlyCount "72"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 Bb4 7. Bg2 Qa5 8. Nde2 0-0 9. 0-0 Ne5 10. a3 Be7 11. Bd2 Nc4 12. Nd5 Nxd2 13. Nxe7+ Kh8 14. b4 Qd8 15. Nxc8 Nxf1 16. Nd6 Nxh2 17. Kxh2 Ng4+ 18. Kg1 Qf6 19. Qd4 e5 20. Qd3 Qxf2+ 21. Kh1 Qb6 22. Qd5 f5 23. Nf7+ Rxf7 24. Qxf7 Qh6+ 25. Kg1 Qe3+ 26. Kh1 Qxe2 27. Qxf5 Ne3 28. Qf3 Qxf3 29. Bxf3 Nxc2 30. Rd1 Nd4 31. Bg4 Rc8 32. Bxd7 Rc3 33. g4 g6 34. a4 a6 35. b5 axb5 36. axb5 Rc7 0-1

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "11"]
[White "Najdorf, Miguel"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "E60"]
[PlyCount "79"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 c5 6. 0-0 0-0 7. dxc5 dxc5 8. Ne5 Qc7 9. Nd3 Nbd7 10. Nc3 a6 11. Bf4 e5 12. Bd2 Re8 13. Rc1 h5 14. b4 Rb8 15. Qa4 b6 16. bxc5 Nxc5 17. Nxc5 Qxc5 18. Ne4 Qe7 19. Bb4 Qe6 20. Nxf6+ Bxf6 21. Bd5 b5 22. Qb3 Qd7 23. cxb5 Bb7 24. Bc6 Bxc6 25. bxc6 Qg4 26. c7 Rxb4 27. c8Q Rxc8 28. Rxc8+ Kg7 29. Qc3 Rb7 30. Qc6 Re7 31. Qxa6 h4 32. Rc6 Bg5 33. Qc4 e4 34. Qc3+ f6 35. Rc7 Rxc7 36. Qxc7+ Kh6 37. Qd8 Bf4 38. h3 Qxh3 39. Qh8+ Kg5 40. gxf4+ 1-0

[Event "Montevideo"]
[Site "Montevideo"]
[Date "1954.??.??"]
[Round "15"]
[White "Trompowsky, Octavio"]
[Black "Cantero, Ronaldo"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "33"]
[EventDate "1954.??.??"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URU"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. f3 gxh4 5. fxe4 Bh6 6. Nf3 e6 7. Nc3 b6 8. e5 Rg8 9. Ne4 Bg7 10. e3 Bb7 11. Bd3 Nc6 12. 0-0 Nb4 13. Nfg5 h6 14. Qh5 Rf8 15. Rxf7 Qxg5 16. Rxf8+ Kxf8 17. Nxg5 1-0

