[Event "Cuenca Crespi Memorial"]
[Site "Cuenca"]
[Date "2024.04.26"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Narvaez Cardenas, Jimmy Andres"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2073"]
[PlyCount "70"]
[EventDate "2024.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 e6 6. Bd3 Nh5 7. Bg5 f6 8. Bh4 g6 9. Nbd2 c4 10. Bc2 Be7 11. g4 Ng7 12. Bg3 Qb6 13. b3 cxb3 14. axb3 0-0 15. h3 e5 16. dxe5 fxe5 17. Nxe5 Nxe5 18. Bxe5 Bf6 19. Bd4 Bxd4 20. cxd4 Qf6 21. Qe2 Bd7 22. f4 Rae8 23. Nf3 Bb5 24. Qxb5 Rxe3+ 25. Kd1 Qxf4 26. Qxd5+ Kh8 27. Nd2 Qf2 28. Rf1 Qe2+ 29. Kc1 Rxf1+ 30. Nxf1 Qe1+ 31. Bd1 Qc3+ 32. Kb1 Qd3+ 33. Bc2 Qxf1+ 34. Kb2 Qxh3 35. Rxa7 Re8 1-0

[Event "Cuenca Crespi Memorial"]
[Site "Cuenca"]
[Date "2024.04.26"]
[Round "6"]
[White "Mancheno Barahona, Matias Gabriel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1891"]
[BlackElo "2073"]
[PlyCount "86"]
[EventDate "2024.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. g3 d5 2. c4 e5 3. cxd5 Qxd5 4. Nf3 Bd6 5. Nc3 Qe6 6. Bg2 Nf6 7. d4 Nbd7 8. 0-0 0-0 9. e4 c6 10. Re1 Qe7 11. Qc2 Rd8 12. Be3 Ng4 13. Bg5 f6 14. Bd2 exd4 15. Nxd4 Bc5 16. Nce2 Nf8 17. Bc3 Ne5 18. b4 Bb6 19. a4 a6 20. Rad1 Bg4 21. Qb3+ Kh8 22. h3 Bh5 23. b5 axb5 24. axb5 Bf7 25. Qb1 Qc7 26. bxc6 bxc6 27. Nf4 Qa7 28. Nfe2 Bc4 29. Kh2 Bxe2 30. Nxe2 Bxf2 31. Rf1 Nfg6 32. Qc2 Be3 33. Rxd8+ Rxd8 34. Ra1 Qc5 35. Ra4 h5 36. Qa2 h4 37. gxh4 Nxh4 38. Ra5 Nef3+ 39. Bxf3 Qd6+ 40. Kh1 Nxf3 41. Rh5+ Bh6 42. Rxh6+ gxh6 43. Qf7 Qh2# 0-1

[Event "Cuenca Crespi Memorial"]
[Site "Cuenca"]
[Date "2024.04.25"]
[Round "3"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Cevallos Mendoza, Carlos Alejandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2073"]
[BlackElo "1645"]
[PlyCount "69"]
[EventDate "2024.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 c5 4. e3 e6 5. Nbd2 cxd4 6. exd4 Bd6 7. Bg5 h6 8. Bh4 Nc6 9. c3 Rb8 10. Bd3 b5 11. 0-0 a5 12. Re1 Bd7 13. Ne5 b4 14. Qf3 bxc3 15. bxc3 Be7 16. Bg3 Rb2 17. Nxc6 Bxc6 18. Nc4 Rb7 19. Ne5 Bd7 20. c4 0-0 21. c5 Rb2 22. Reb1 Rb4 23. Qe3 Nh5 24. a3 Rxb1+ 25. Rxb1 Nxg3 26. hxg3 Bf6 27. Rb6 Qc7 28. f4 Bxe5 29. Qxe5 Rc8 30. Ba6 f6 31. Qxc7 Rxc7 32. Rb7 Rxb7 33. Bxb7 Kf7 34. c6 Ke7 35. cxd7 1-0

[Event "Cuenca Crespi Memorial"]
[Site "Cuenca"]
[Date "2024.04.24"]
[Round "2"]
[White "Galarza Chalco, Sebastian Alexand"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "1719"]
[BlackElo "2073"]
[PlyCount "131"]
[EventDate "2024.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Bd6 6. Bd3 Nbd7 7. 0-0 0-0 8. cxd5 exd5 9. a3 Re8 10. Qc2 Qe7 11. b4 a6 12. Ne2 Ne4 13. Ng3 Nf8 14. Bxe4 dxe4 15. Nd2 f5 16. Rb1 h5 17. Nc4 h4 18. Nxd6 Qxd6 19. Ne2 h3 20. gxh3 Qh6 21. f4 Ng6 22. Ng3 Qxh3 23. Qg2 Qh6 24. Bb2 Kf7 25. d5 cxd5 26. Rbc1 Be6 27. Rc7+ Re7 28. Rxe7+ Kxe7 29. Rc1 Kd8 30. Ne2 Nh4 31. Qxg7 Nf3+ 32. Kf1 Qh3+ 33. Kf2 Qxh2+ 34. Kf1 Qh3+ 35. Kf2 Qh4+ 36. Kf1 Nd2+ 37. Kg2 Qg4+ 38. Ng3 Qxg7 39. Bxg7 Nc4 40. Rc3 Ke7 41. Kf2 a5 42. Bd4 Kd7 43. b5 a4 44. Nh5 Ra5 45. b6 Rb5 46. Nf6+ Kc6 47. Rc1 Rb3 48. Rh1 Rxa3 49. Rh7 Ra2+ 50. Kg3 Re2 51. Rc7+ Kb5 52. Ne8 Nxe3 53. Rxb7 Kc4 54. Be5 d4 55. Ra7 Nf1+ 56. Kh4 Bd5 57. Rxa4+ Kb5 58. Rxd4 Rd2 59. Rxd5+ Rxd5 60. Nc7+ Kxb6 61. Nxd5+ Kc5 62. Nc3 Kc4 63. Kh3 Nd2 64. Kg2 Kd3 65. Nd1 e3 66. Nxe3 1/2-1/2

[Event "Cuenca Crespi Memorial"]
[Site "Cuenca"]
[Date "2024.04.24"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Bernal Sigchi, Sergio Joel"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2073"]
[PlyCount "53"]
[EventDate "2024.04.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. c4 a6 5. d4 exd4 6. exd4 d5 7. Nf3 Nf6 8. Bd3 Bd6 9. 0-0 0-0 10. h3 Re8 11. Nc3 Nb4 12. Bb1 b6 13. c5 bxc5 14. dxc5 Bxc5 15. a3 Nc6 16. Qd3 d4 17. Na4 Ba7 18. b4 Rb8 19. Ba2 Nd5 20. Qc4 Qd6 21. Qxd5 Qxd5 22. Bxd5 Bd7 23. Rac1 Ne7 24. Bb3 c6 25. Bxd4 Bxd4 26. Nxd4 Rec8 27. Nc5 1-0

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.13"]
[Round "10"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Bone Nunoz, Luis Jhonny"]
[Result "1-0"]
[ECO "D88"]
[WhiteElo "2073"]
[BlackElo "1989"]
[PlyCount "79"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 0-0 9. 0-0 cxd4 10. cxd4 Nc6 11. Be3 e6 12. Rb1 b6 13. Qd3 Bb7 14. Rfd1 h5 15. Ba6 Na5 16. d5 exd5 17. exd5 Bxa6 18. Qxa6 Qd7 19. Qb5 Qxb5 20. Rxb5 Rfd8 21. d6 Rd7 22. Rbd5 Rad8 23. Ng3 h4 24. Ne4 h3 25. Bd4 Bxd4 26. R5xd4 Nc6 27. R4d3 Ne5 28. Rd5 Ng4 29. gxh3 f5 30. hxg4 fxe4 31. R5d4 Re8 32. Rc1 Kf7 33. Rc7 Red8 34. Rxe4 Kf6 35. Re7 Rxe7 36. dxe7 Re8 37. Rxa7 Rxe7 38. g5+ Ke6 39. Rxe7+ Kxe7 40. f4 1-0

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.13"]
[Round "9"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Moreno Viteri, Oscar Antonio"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2073"]
[BlackElo "1890"]
[PlyCount "64"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. c4 Nf6 4. a3 Be7 5. Qc2 0-0 6. h3 b6 7. Bg5 Bb7 8. Bxf6 Bxf6 9. Nbd2 c5 10. dxc5 bxc5 11. e3 Nc6 12. Bd3 Rb8 13. Rb1 Ne5 14. 0-0 Nxf3+ 15. Nxf3 Bxf3 16. gxf3 f4 17. Bxh7+ Kh8 18. Be4 Be5 19. Rfd1 Qg5+ 20. Kf1 fxe3 21. Rd3 Qh4 22. Rxe3 Bd4 23. Rd3 d5 24. cxd5 exd5 25. Rxd4 Qxh3+ 26. Ke2 cxd4 27. Bxd5 Rbe8+ 28. Kd3 Rxf3+ 29. Bxf3 Qxf3+ 30. Kxd4 Rd8+ 31. Ke5 Qf6+ 32. Ke4 Qg6+ 0-1

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.12"]
[Round "8"]
[White "Garzon Zapatanga, Christopher Leonel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2193"]
[BlackElo "2073"]
[PlyCount "92"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Nge7 9. Bb2 Rc8 10. Nbd2 Nf5 11. Nb3 Be7 12. Bd3 Nb8 13. Nc5 Bb5 14. 0-0 0-0 15. Re1 Bxd3 16. Qxd3 a5 17. Bc3 axb4 18. axb4 Rfe8 19. Ra5 Qc6 20. Ra7 Bxc5 21. bxc5 b6 22. g4 Ne7 23. Ng5 Ng6 24. Nxf7 Rc7 25. Rxc7 Qxc7 26. Nd6 Rf8 27. cxb6 Qxb6 28. Rb1 Qc6 29. Bd2 Nd7 30. Qc3 Qa6 31. Nb5 Nh4 32. f4 Rb8 33. Qb3 Nb6 34. Be1 Nc4 35. Qd3 Rxb5 36. Bxh4 Nb2 37. Qc2 h6 38. f5 exf5 39. Qxf5 Nc4 40. Rxb5 Qxb5 41. e6 Nd6 42. Qf4 Qb1+ 43. Kg2 Qe4+ 44. Qxe4 Nxe4 45. Be7 Ng5 46. Bxg5 hxg5 1/2-1/2

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.12"]
[Round "7"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Noboa Silva, Kevin Omar"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2073"]
[BlackElo "2305"]
[PlyCount "86"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. Nbd2 Bb7 5. e3 Be7 6. h3 c5 7. c3 0-0 8. Bd3 cxd4 9. cxd4 Nc6 10. a3 d6 11. 0-0 e5 12. Bg5 exd4 13. exd4 h6 14. Bh4 Nh5 15. Bxe7 Nxe7 16. Be4 Nd5 17. Re1 Nhf4 18. Rc1 Qf6 19. Nf1 Rae8 20. Ng3 Re6 21. Nd2 Rfe8 22. Qf3 Qg5 23. Rcd1 Nf6 24. Re3 d5 25. h4 Qxh4 26. Bf5 Rxe3 27. fxe3 Qxg3 28. exf4 Re1+ 29. Rxe1 Qxe1+ 30. Nf1 Ba6 31. Bd3 Bxd3 32. Qxd3 Ne4 33. Qe3 Qa1 34. b4 h5 35. g3 a5 36. bxa5 bxa5 37. Kg2 a4 38. Qf3 Qxd4 39. Ne3 Qd2+ 40. Kh3 Qd3 41. Kg2 Qxa3 42. Qe2 Qb3 43. Nf5 g6 0-1

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.11"]
[Round "6"]
[White "Guerrero Cajeca, Matias Israel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1908"]
[BlackElo "2073"]
[PlyCount "96"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 Nc6 3. c4 e6 4. Nf3 d5 5. e3 d4 6. d3 e5 7. exd4 cxd4 8. Be2 Be6 9. 0-0 Be7 10. Nbd2 g5 11. Ne1 Qd7 12. Nc2 h5 13. Re1 g4 14. Bf1 h4 15. b4 g3 16. b5 gxf2+ 17. Kxf2 Nb4 18. Nf3 f6 19. Re4 Nxc2 20. Qxc2 Nh6 21. Bc1 Ng4+ 22. Kg1 Bf5 23. Re1 Bc5 24. h3 Ne3 25. Qf2 0-0-0 26. Nxh4 Bxh3 27. gxh3 Rdg8+ 28. Kh2 e4 29. Bxe3 dxe3 30. Qf5 Rg5 31. Qxd7+ Kxd7 32. dxe4 Rxh4 33. Bg2 Rf4 34. Rf1 Rf2 35. Rxf2 exf2 36. Rd1+ Bd6+ 37. Kh1 Ke7 38. Rd5 Be5 39. Rd2 Bg3 40. Rd1 Bh4 41. Rd3 b6 42. Ra3 Kd6 43. Rxa7 Re5 44. Bf1 Rg5 45. Bg2 Kc5 46. Rh7 Bg3 47. h4 Rg4 48. h5 Rh4+ 0-1

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.11"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Saltos Velez, Adrian Arturo"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2073"]
[BlackElo "2032"]
[PlyCount "122"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Bd3 Bg7 5. Nf3 0-0 6. 0-0 cxd4 7. Nxd4 Nc6 8. Nc3 d6 9. h3 e5 10. Nc2 Be6 11. e4 Rc8 12. b3 Nh5 13. Re1 Nf4 14. Bf1 a6 15. Be3 f5 16. Qd2 Nxh3+ 17. gxh3 f4 18. Bb6 Qxb6 19. Qxd6 Rfe8 20. Qd3 Nd4 21. Nxd4 exd4 22. Nd5 Qd6 23. Qf3 Be5 24. Rac1 Rf8 25. b4 Qd8 26. c5 Qg5+ 27. Kh1 Qh4 28. Nb6 Kg7 29. Nxc8 Bxc8 30. c6 b6 31. Be2 Bxh3 32. Kg1 h5 33. c7 Qg5+ 34. Kh1 Bg4 35. c8Q Bxf3+ 36. Bxf3 Rxc8 37. Rxc8 Qh4+ 38. Kg2 Qg5+ 39. Kh1 Qe7 40. Rcc1 Qxb4 41. Rg1 Qa3 42. Kg2 h4 43. Bg4 f3+ 44. Kh3 g5 45. Be6 Bf4 46. Rc8 d3 47. Kg4 Kf6 48. Bb3 Qb2 49. Rf8+ Ke7 50. Rf7+ Kd6 51. Rd1 d2 52. Kxf3 Qd4 53. Kg4 Qxe4 54. Rf6+ Kc5 55. f3 Qd4 56. Rf5+ Kb4 57. Rb1 Kc3 58. Bd1 Bd6+ 59. Kxg5 Qg7+ 60. Kh5 Qh7+ 61. Kg4 Qg6+ 0-1

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.10"]
[Round "3"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Aspiazu Sibri, Marlon Steven"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2073"]
[BlackElo "2092"]
[PlyCount "119"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Be2 0-0 6. Be3 c5 7. e5 dxe5 8. dxe5 Qxd1+ 9. Rxd1 Ng4 10. Bxc5 Nc6 11. f4 b6 12. Bf2 Nxf2 13. Kxf2 Be6 14. Nf3 f6 15. exf6 Bxf6 16. Nd5 Bxd5 17. cxd5 Na5 18. Nd4 Be5 19. g3 Bd6 20. Bg4 Nb7 21. Rhe1 g5 22. Ne6 gxf4 23. Nxf8 Rxf8 24. Be6+ Kg7 25. gxf4 Rxf4+ 26. Ke3 Nc5 27. Rg1+ Kh6 28. Bc8 Re4+ 29. Kf3 Rf4+ 30. Kg2 Rc4 31. Bf5 Kg5 32. Rdf1 Kh5 33. Rf3 Rd4 34. Kh1 Rh4 35. Rh3 Rxh3 36. Bxh3 Nd3 37. b3 Nb4 38. Be6 Nxa2 39. Ra1 Nb4 40. Rxa7 Kg5 41. Ra8 Nd3 42. Rg8+ Kf6 43. Rf8+ Kg7 44. Rf7+ Kg6 45. Kg2 Nf4+ 46. Kf1 b5 47. Rf8 Nxe6 48. dxe6 Bxh2 49. Ke2 b4 50. Kf3 Bd6 51. Ke4 h5 52. Rg8+ Kf6 53. Kd5 h4 54. Rh8 Kg5 55. Rh7 Kg4 56. Ke4 h3 57. Rg7+ Kh4 58. Kf3 h2 59. Kg2 Kh5 60. Rh7+ 1/2-1/2

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.10"]
[Round "4"]
[White "Viscaino Yanez, Jhonny Cesar"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1952"]
[BlackElo "2073"]
[PlyCount "68"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 Nh6 7. b4 cxb4 8. cxb4 Nf5 9. Bd3 Nfxd4 10. Nbd2 Be7 11. 0-0 f5 12. exf6 Bxf6 13. Ng5 Ne5 14. Bxh7 Bxg5 15. Qh5+ Nf7 16. Nc4 dxc4 17. Bxg5 Rxh7 18. Qxh7 Nxg5 19. Qxg7 Nf7 20. Rfe1 Nc2 21. Re4 Qd6 22. Rc1 Nxa3 23. Qb2 Nb5 24. Rexc4 Bd7 25. Qg7 Qf8 26. Qg6 Nbd6 27. Rf4 a5 28. Rd1 Kd8 29. b5 a4 30. g3 a3 31. b6 e5 32. Rxd6 Qxd6 33. Qg8+ Be8 34. Rxf7 Qd1+ 0-1

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.09"]
[Round "2"]
[White "Esmeraldas Huachi, Anderson Yahir"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2148"]
[BlackElo "2073"]
[PlyCount "65"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 e5 5. dxe5 d4 6. Nb1 Qa5+ 7. Nd2 Nc6 8. Ngf3 Bg4 9. Qb3 Rc8 10. e4 Bxf3 11. gxf3 Bb4 12. e6 fxe6 13. a3 Nge7 14. Rb1 Bxd2+ 15. Bxd2 Qe5 16. Bh3 Nd8 17. 0-0 0-0 18. Rbc1 Rc6 19. Rxc6 bxc6 20. Bg2 Ng6 21. Rd1 Rf7 22. Bc1 Rd7 23. Qc4 Qd6 24. b4 Ne5 25. Qc5 Ndf7 26. Qxd6 Rxd6 27. f4 Nc4 28. e5 Rd8 29. Bxc6 g5 30. Bb5 Nb6 31. f5 Nxe5 32. fxe6 Rf8 33. e7 1-0

[Event "ECU pre olympic"]
[Site "Quito"]
[Date "2024.04.09"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Norona Obaco, Wenceslao Rodrigo"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2073"]
[BlackElo "1828"]
[PlyCount "127"]
[EventDate "2024.04.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qc2 dxc4 5. Qxc4 Bf5 6. e3 Nbd7 7. Bd3 Bxd3 8. Qxd3 e6 9. 0-0 Be7 10. Nc3 0-0 11. e4 Re8 12. Bg5 Qb6 13. a3 Rad8 14. e5 Nd5 15. Nxd5 cxd5 16. Bxe7 Rxe7 17. Rac1 h6 18. Rc2 Nb8 19. Rfc1 Nc6 20. b4 a6 21. Rc5 Na7 22. g4 Rf8 23. g5 h5 24. Nh4 g6 25. Qe3 Nc6 26. Qf4 Rd7 27. R1c3 Qd8 28. Nf3 Ne7 29. Rc2 Nf5 30. a4 Qe7 31. a5 Rb8 32. Qc1 Kg7 33. Qd2 b6 34. Rc6 bxa5 35. bxa5 Rb3 36. Kg2 Qa3 37. Ra2 Qb4 38. Qxb4 Rxb4 39. Rxa6 Nxd4 40. Rb6 Rxb6 41. axb6 Nc6 42. Rc2 Ne7 43. Nd4 Kf8 44. Rc7 Rxc7 45. bxc7 Ke8 46. Nc6 Nc8 47. Nb8 Nb6 48. Kf3 Nc8 49. Ke3 Ke7 50. Kd4 Ke8 51. Kc5 Kf8 52. Kc6 d4 53. Kb7 d3 54. Kxc8 d2 55. Kb7 d1Q 56. c8Q+ Kg7 57. Nc6 Qd2 58. Qd8 Qb2+ 59. Kc7 Qc2 60. Qf6+ Kg8 61. Kd7 Qa4 62. Ke7 Qxc6 63. Qxf7+ Kh8 64. Qe8+ 1-0

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.16"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Viscaino Yanez, Jhonny Cesar"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2073"]
[BlackElo "1952"]
[PlyCount "85"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Be2 b6 5. 0-0 Bb7 6. b3 Be7 7. Bb2 0-0 8. Nbd2 Nc6 9. Re1 Qc7 10. c4 cxd4 11. Nxd4 Nxd4 12. Bxd4 Rfc8 13. Bf3 d5 14. cxd5 Nxd5 15. Rc1 Qxc1 16. Qxc1 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Bxc8 19. Bxd5 exd5 20. Nb1 Bb4 21. a3 Bf5 22. Nc3 Bxa3 23. Nxd5 Bc2 24. b4 Bb3 25. Ne7+ Kf8 26. Nc6 Ba4 27. Nxa7 Bxb4 28. Nc8 b5 29. Kf1 f6 30. Ke2 Ke8 31. e4 Bb3 32. Ke3 Kd7 33. Nb6+ Kc6 34. Nc8 Kc7 35. Nb6 Ba5 36. Nd5+ Bxd5 37. exd5 Kd6 38. Ke4 Bd2 39. Ba7 Be1 40. Bb8+ Kc5 41. Ba7+ Kd6 42. Bb8+ Kc5 43. Ba7+ 1/2-1/2

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.16"]
[Round "7"]
[White "Moreno Viteri, Oscar Antonio"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1890"]
[BlackElo "2073"]
[PlyCount "119"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nc3 d5 2. d4 Nf6 3. Bf4 Bf5 4. e3 e6 5. f3 Bd6 6. Bxd6 Qxd6 7. Bd3 Nc6 8. Nge2 Bxd3 9. Qxd3 e5 10. 0-0-0 0-0 11. g4 Rfe8 12. g5 e4 13. fxe4 dxe4 14. Qb5 Ng4 15. Ng3 Nxe3 16. Ncxe4 Qf4 17. Rd2 a6 18. Qb3 Na5 19. Qd3 Nd5 20. Rf1 Qe3 21. Qxe3 Nxe3 22. Rf3 Nac4 23. Re2 Nd5 24. b3 Nd6 25. c4 Ne7 26. Rfe3 Kf8 27. Nxd6 cxd6 28. d5 g6 29. Rf3 Kg7 30. Ref2 Rf8 31. Rf6 Rad8 32. Ne4 Nc8 33. b4 Rd7 34. Kc2 Re8 35. Kd3 b5 36. Kd4 bxc4 37. R2f4 Rc7 38. Nxd6 Nxd6 39. Rxd6 c3 40. Rc6 Rxc6 41. dxc6 c2 42. Rf1 Rd8+ 43. Kc3 Rd6 44. Kxc2 Rxc6+ 45. Kb3 Re6 46. a4 Re5 47. h4 Re3+ 48. Kc4 Re4+ 49. Kc5 Rxh4 50. a5 Rg4 51. Rb1 Rxg5+ 52. Kb6 h5 53. Kxa6 h4 54. b5 h3 55. b6 h2 56. Rh1 Rh5 57. b7 Rh8 58. Ka7 g5 59. b8Q Rxb8 60. Kxb8 1-0

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.15"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Garzon Zapatanga, Christopher Leonel"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2073"]
[BlackElo "2178"]
[PlyCount "97"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 d6 5. c4 0-0 6. Nc3 Nbd7 7. e3 b6 8. Be2 Bb7 9. Qc2 e5 10. dxe5 dxe5 11. Bh2 Qe7 12. 0-0 e4 13. Nd4 Ne5 14. Rfd1 Rfd8 15. Nb3 c5 16. Rxd8+ Rxd8 17. Rd1 Rd7 18. a3 Qe6 19. Rxd7 Nexd7 20. Nd2 a6 21. b4 cxb4 22. axb4 Bf8 23. Na2 Qc6 24. Bd1 a5 25. bxa5 bxa5 26. Nb3 Qb6 27. Nd4 Ba6 28. Be2 Qc5 29. Nc3 Nb6 30. Na4 Nxa4 31. Qxa4 Qb4 32. Qc6 Nd7 33. Qxa6 a4 34. Qb5 a3 35. Qxb4 Bxb4 36. Nc2 a2 37. c5 Nxc5 38. Bd6 Nd3 39. Bxb4 Nxb4 40. Na1 Kg7 41. Kf1 f5 42. Ke1 Kf6 43. Bc4 Ke5 44. Kd2 g5 45. g4 f4 46. Kc3 Nd5+ 47. Bxd5 Kxd5 48. Kb4 h6 49. Kb5 1-0

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.15"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Vargas Sotelo, Victor Salomon"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2073"]
[BlackElo "1761"]
[PlyCount "121"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 Bg4 7. fxe5 Bxe5 8. Bxe5 Bxf3 9. Qxf3 Qxe5 10. Nc3 Nf6 11. 0-0 0-0 12. Bxc6 bxc6 13. Rae1 Rad8 14. d4 Qe7 15. g4 c5 16. Kh1 Ne4 17. Nxe4 dxe4 18. Qf4 cxd4 19. exd4 Rxd4 20. c3 Rd6 21. Rxe4 Qd7 22. g5 Rd8 23. Re3 Rd1 24. Ref3 Rxf1+ 25. Rxf1 Qd5+ 26. Qf3 Qe6 27. Rf2 Qg6 28. c4 Re8 29. Re2 Qb1+ 30. Kg2 Rxe2+ 31. Qxe2 g6 32. h4 Qa1 33. Qf2 a5 34. Kf3 a4 35. bxa4 Qc3+ 36. Qe3 Qxc4 37. Qe8+ Kg7 38. Qe5+ Kg8 39. a5 Qf1+ 40. Ke3 Qe1+ 41. Kd4 Qd2+ 42. Kc4 Qxa2+ 43. Kb5 Qb3+ 44. Kc6 Qc4+ 45. Qc5 Qxh4 46. a6 Qa4+ 47. Qb5 Qd4 48. Kb7 c5 49. a7 Qd5+ 50. Qc6 Qxg5 51. a8Q+ Kg7 52. Qa1+ Kh6 53. Qah1+ Qh5 54. Qxh5+ Kxh5 55. Qh1+ Kg5 56. Qxh7 f5 57. Qh3 Kf4 58. Kc6 g5 59. Kxc5 g4 60. Qd3 g3 61. Qe2 1-0

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.14"]
[Round "4"]
[White "Esmeraldas Huachi, Anderson Yahir"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2148"]
[BlackElo "2073"]
[PlyCount "139"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 a6 6. e3 e6 7. Nf3 Be7 8. Bd3 0-0 9. 0-0 Nc6 10. Rc1 Bd7 11. h3 b5 12. a4 b4 13. Ne2 Qb6 14. b3 Rfc8 15. Ne5 Be8 16. Nxc6 Bxc6 17. f3 Bb7 18. Bg3 Bd6 19. Qd2 Bxg3 20. Nxg3 Qd6 21. Ne2 h6 22. Rxc8+ Rxc8 23. Rc1 e5 24. Rxc8+ Bxc8 25. dxe5 Qxe5 26. Qc1 Bb7 27. Qc5 Nd7 28. Qa7 Qb8 29. Qd4 Qe5 30. Kf2 Qd6 31. Ng3 Qc5 32. Nf5 Qc3 33. Qxc3 bxc3 34. Nd4 Ne5 35. Bc2 g5 36. Ne2 Nc6 37. Nxc3 d4 38. exd4 Nxd4 39. Bd1 f5 40. Ke3 Ne6 41. Be2 Kg7 42. Bc4 Nf4 43. Bf1 Ne6 44. b4 Kf6 45. a5 Ke5 46. Na4 f4+ 47. Kd3 Bc6 48. Nb6 Nc7 49. Kc3 h5 50. Nc4+ Kd5 51. Nd2 Ke5 52. Bc4 Nb5+ 53. Kd3 g4 54. h4 g3 55. Bf7 Nd6 56. Bg6 Bb5+ 57. Kc3 Be2 58. Bd3 Nb5+ 59. Bxb5 Bxb5 60. Nc4+ Kd5 61. Nb2 Ke5 62. Nd3+ Kf5 63. Kd4 Bc6 64. Ne1 Bb5 65. Kd5 Be2 66. Nc2 Bd3 67. Nd4+ Kf6 68. b5 Ke7 69. b6 Kd7 70. Ne6 1-0

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.14"]
[Round "3"]
[White "Juma Moreno, Jayro Javier"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1678"]
[BlackElo "2073"]
[PlyCount "58"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. Nf3 Qd7 5. Bd3 c5 6. c3 Ba6 7. 0-0 Ne7 8. Re1 Bxd3 9. Qxd3 Nbc6 10. Be3 Nf5 11. Nbd2 cxd4 12. cxd4 Nb4 13. Qb3 Be7 14. a3 Nc6 15. Rac1 0-0 16. g4 Na5 17. Qd3 Nxe3 18. Rxe3 Rac8 19. Rxc8 Rxc8 20. b4 Nc4 21. Nxc4 dxc4 22. Qc3 Qd5 23. Nd2 Bg5 24. Re2 Bxd2 25. Rxd2 b5 26. Qe3 c3 27. Rc2 Qb3 28. Qd3 g6 29. Kg2 a6 0-1

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.13"]
[Round "1"]
[White "Galarza Chalco, Sebastian Alexand"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1698"]
[BlackElo "2073"]
[PlyCount "66"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c5 7. dxc5 Bxc5 8. Qc2 d4 9. Rd1 Nc6 10. a3 a5 11. Bf4 Qe7 12. Ne5 Ra6 13. Nd2 Nxe5 14. Bxe5 Ng4 15. b4 d3 16. Qb2 dxe2 17. bxc5 exd1Q+ 18. Rxd1 Nxe5 19. Qxe5 Rd8 20. Qe3 e5 21. Rb1 e4 22. Nxe4 Bf5 23. g4 Bg6 24. f4 Bxe4 25. Qxe4 Qxc5+ 26. Kh1 Rad6 27. Bf3 b6 28. Re1 Re6 29. Qb1 Qxc4 30. Be4 g6 31. f5 Re5 32. fxg6 hxg6 33. Re3 Rde8 0-1

[Event "ECU-ch"]
[Site "Ibarra"]
[Date "2024.03.13"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Ona Quito, Pablo Patricio"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2073"]
[PlyCount "65"]
[EventDate "2024.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nf6 3. Bb2 d5 4. e3 e6 5. d4 Bd6 6. Bd3 Nc6 7. 0-0 0-0 8. a3 Re8 9. c4 b6 10. Qc2 e5 11. cxd5 e4 12. Bxe4 Rxe4 13. dxc6 Bf5 14. Nbd2 Rf4 15. Qd1 Rg4 16. dxc5 bxc5 17. Nc4 Ne4 18. Be5 Rg6 19. Bxd6 Nxd6 20. Nce5 Rh6 21. Rc1 Qf6 22. Rxc5 Ne4 23. Rc4 Rd8 24. Rd4 Re8 25. c7 g5 26. Rd8 Qe6 27. Rxe8+ Qxe8 28. Qd8 Re6 29. c8Q Qxd8 30. Qxd8+ Kg7 31. Nd7 g4 32. Nh4 g3 33. Qf8# 1-0

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.10"]
[Round "11"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2569"]
[BlackElo "2126"]
[PlyCount "27"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 c5 4. e3 f6 5. exd4 cxd4 6. c5 e5 7. Bc4 a5 8. 0-0 Bg4 9. d3 Be7 10. bxa5 Bxc5 11. Nbd2 Nc6 12. a6 bxa6 13. Qa4 Bd7 14. Bxg8 1-0

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.09"]
[Round "10"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Ramirez Madrid, Gerardo Alfonso"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2126"]
[BlackElo "1998"]
[PlyCount "51"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. e4 c5 4. e5 Nd5 5. e6 f6 6. exd7+ Bxd7 7. h4 e5 8. h5 Bg7 9. Qf3 Bc6 10. Qg3 Ne7 11. Bd3 e4 12. Be2 Nd7 13. Na3 Qb8 14. Qh3 Qc7 15. 0-0-0 Rf8 16. hxg6 hxg6 17. Qe6 Bd5 18. Nb5 Qb8 19. Qd6 Qxd6 20. Nxd6+ Kd8 21. Rh7 Rg8 22. d3 Nf8 23. Rxg7 Rxg7 24. dxe4 Nd7 25. exd5 Kc7 26. Ne4 1-0

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.08"]
[Round "9"]
[White "Aspiazu Sibri, Marlon Steven"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "1949"]
[BlackElo "2126"]
[PlyCount "103"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. e3 a6 8. Bb2 b5 9. d3 Qb6 10. Nbd2 Bb7 11. Qc2 Nc6 12. a3 Rfd8 13. Rac1 Ne8 14. cxd5 Rxd5 15. Rfd1 Rad8 16. Ne4 h6 17. Nc3 R5d7 18. Ne4 c4 19. bxc4 bxc4 20. d4 Na5 21. Rb1 Qb3 22. Qxb3 Nxb3 23. Ned2 Rc7 24. Bc3 Rdc8 25. Nxb3 cxb3 26. Ba5 Be4 27. Bxc7 Rxc7 28. Rxb3 Bc2 29. Rdd3 Bxd3 30. Rxd3 a5 31. Ne5 Rc1+ 32. Bf1 a4 33. Kg2 Nd6 34. d5 Rc5 35. Nc6 Bf8 36. Nb4 e5 37. Be2 e4 38. Rd4 Rc3 39. Bd1 Rxa3 40. Nc6 Ra1 41. Bxa4 f5 42. Bd1 g6 43. Be2 Ra2 44. Kf1 Nf7 45. Rd1 Bd6 46. h4 Kg7 47. Nd4 Kf6 48. Bc4 Rb2 49. Ra1 g5 50. hxg5+ hxg5 51. Ra6 Rb4 52. Rc6 1/2-1/2

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.07"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Diaz Charpentier, Kristel Melissa"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2126"]
[BlackElo "1947"]
[PlyCount "138"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Re1 g6 9. b3 Bg7 10. Bb2 0-0 11. c4 Nxd4 12. Bxd4 b5 13. Na3 bxc4 14. Nxc4 Rfc8 15. Qd3 Qb5 16. Rad1 Rc7 17. Qf3 Rac8 18. Bxf6 Bxf6 19. Nxd6 exd6 20. Qxf6 Rc2 21. Rxd6 Qa5 22. Red1 Rc1 23. h3 Rxd1+ 24. Rxd1 Qxa2 25. b4 Qc4 26. Rd4 Qc1+ 27. Kh2 Qc7+ 28. f4 h6 29. h4 h5 30. e5 Re8 31. e6 Qe7 32. exf7+ Qxf7 33. Qxf7+ Kxf7 34. Rd7+ Kf6 35. Rxa7 Re4 36. Rb7 Rxf4 37. Kh3 Rg4 38. Rb8 Kg7 39. b5 Rb4 40. b6 Rb3+ 41. Kh2 Kh7 42. b7 Kg7 43. Kg1 Rb1+ 44. Kf2 Rb2+ 45. Ke1 Rb1+ 46. Kd2 Rb2+ 47. Kc1 Rb6 48. Kc2 Kh7 49. Kc3 Rb1 50. g3 Kg7 51. Kd3 Kh7 52. Ke4 Kg7 53. Ke5 Re1+ 54. Kd4 Rb1 55. Kd5 Rd1+ 56. Kc5 Rc1+ 57. Kb4 Rb1+ 58. Kc3 Kh7 59. Kd3 Kg7 60. Ke4 Kh7 61. Kf4 Kg7 62. Kf3 Kh7 63. Rc8 Rxb7 64. Rc4 Kg7 65. g4 hxg4+ 66. Kxg4 Ra7 67. Rc5 Kh6 68. Rc4 Ra3 69. Rf4 Rb3 1/2-1/2

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.06"]
[Round "7"]
[White "Ibarra, Carlos Roberto"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1739"]
[BlackElo "2126"]
[PlyCount "40"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. e3 Bf5 3. Bd3 Bxd3 4. Qxd3 Nc6 5. Nf3 e6 6. c3 Bd6 7. Nbd2 f5 8. c4 Qf6 9. Qb3 0-0-0 10. c5 Be7 11. Qc3 Nh6 12. b4 Nb8 13. a4 Kd7 14. Ne5+ Ke8 15. b5 Nf7 16. Ndf3 Nxe5 17. Nxe5 Nd7 18. c6 Nxe5 19. dxe5 Qh4 20. Ba3 Bxa3 1/2-1/2

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.06"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Rodriguez Arrieta, Maria Elena"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2126"]
[BlackElo "1831"]
[PlyCount "55"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. c4 c5 4. Nf3 Be7 5. Nc3 b6 6. e4 d6 7. d4 cxd4 8. Nxd4 Bb7 9. Bd3 0-0 10. Qe2 Nbd7 11. 0-0 a6 12. Rad1 Qc7 13. Bb1 Rfe8 14. Kh1 Bf8 15. f4 e5 16. fxe5 dxe5 17. Nf5 Rad8 18. Ne3 Qb8 19. Qf3 Bc6 20. g4 Nc5 21. Ned5 Rd6 22. g5 Nfd7 23. Qxf7+ Kh8 24. Rf3 b5 25. b4 Ne6 26. Rg1 bxc4 27. g6 Nf4 28. gxh7 1-0

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.05"]
[Round "5"]
[White "Figueroa, Julissa"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1663"]
[BlackElo "2126"]
[PlyCount "94"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. Na3 Nf5 8. Nc2 Be7 9. 0-0 Bd7 10. Kh1 h5 11. dxc5 Bxc5 12. Qe1 a5 13. Bd3 Nh6 14. h3 0-0-0 15. b4 axb4 16. cxb4 Bxb4 17. Nxb4 Qxb4 18. Bd2 Qa3 19. Qe2 f6 20. Rab1 Qa7 21. Be3 d4 22. Bxh6 Rxh6 23. Rfc1 Kc7 24. Qb2 Bc8 25. Qb4 Rd7 26. exf6 Rxf6 27. Ne5 Rd6 28. Nxc6 bxc6 29. Rxc6+ Rxc6 30. Qe7+ Bd7 31. Be4 Qc5 32. Qxg7 e5 33. Bxc6 Rxc6 34. Rd1 Qd6 35. a4 d3 36. Qg5 Qd5 37. Qe3 e4 38. a5 Rc4 39. Qb6+ Kc8 40. Rb1 Bc6 41. Qa7 Bb5 42. Qe3 d2 43. Rd1 Rd4 44. Qc3+ Qc4 45. Qg3 Rd7 46. Qg5 Ba4 47. Rxd2 Qc1+ 0-1

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.04"]
[Round "4"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Cantillano, Edward"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2126"]
[BlackElo "1812"]
[PlyCount "84"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 e6 2. b3 Nf6 3. Bb2 d5 4. e3 Be7 5. Be2 0-0 6. 0-0 c5 7. d4 Nc6 8. c4 dxc4 9. Bxc4 cxd4 10. Nxd4 Nxd4 11. Bxd4 a6 12. a4 Bd7 13. Qe2 Bc6 14. a5 Bb4 15. Rd1 Qe7 16. Qb2 Rfd8 17. Nd2 Bc5 18. Bc3 Bb4 19. Bd4 Bc5 20. Bxc5 Qxc5 21. Bf1 Qh5 22. Re1 Rd5 23. Nc4 Rad8 24. Be2 Qh4 25. Rad1 Ng4 26. Bxg4 Qxg4 27. Rxd5 Bxd5 28. f3 Qh4 29. g3 Qh5 30. Qd4 Rc8 31. Rd1 Qxf3 32. e4 Qxe4 33. Qxe4 Bxe4 34. Nd6 Rd8 35. Rd4 Bc6 36. Nf5 Rxd4 37. Nxd4 Kf8 38. Kf2 Ke7 39. Ke3 Kd6 40. Kd3 g6 41. Nc2 f5 42. b4 Be4+ 0-1

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.03"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Proudian, Armen"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2126"]
[BlackElo "2418"]
[PlyCount "60"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 a6 4. Bg2 b5 5. Nd4 c6 6. cxb5 axb5 7. Nxb5 cxb5 8. Bxa8 d5 9. Qb3 Bd7 10. Nc3 Na6 11. Nxd5 Qxa8 12. Nxf6+ gxf6 13. f3 h5 14. d4 h4 15. Bf4 Nb4 16. Bd2 Nc6 17. 0-0-0 Nxd4 18. Qd3 e5 19. Bc3 Bc5 20. Bxd4 Bxd4 21. e3 Qc6+ 22. Kb1 Qxf3 23. Rhf1 Qxe3 24. Qc2 hxg3 25. hxg3 Ke7 26. Rfe1 Qxg3 27. Qe4 Rh4 28. Qd5 Bf5+ 29. Ka1 Bxb2+ 30. Kxb2 Rb4+ 0-1

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.03"]
[Round "3"]
[White "Palacios, Celina Maria"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1724"]
[BlackElo "2126"]
[PlyCount "63"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 d6 7. Nc3 Nbd7 8. d4 cxd4 9. Nxd4 a6 10. h3 Qc7 11. Kh2 Rb8 12. f4 Re8 13. f5 e5 14. Nb3 b5 15. a3 a5 16. g4 b4 17. axb4 axb4 18. Ne2 h6 19. Ng3 Nh7 20. Be3 Bb7 21. Qd2 Nc5 22. Nxc5 dxc5 23. Nh5 Red8 24. Qf2 f6 25. h4 Qc6 26. Qe2 c4 27. Rfd1 Rxd1 28. Rxd1 c3 29. b3 Ba6 30. Qf2 Nf8 31. Qg3 Qe8 32. Bf3 1/2-1/2

[Event "American Continental 16th"]
[Site "San Salvador"]
[Date "2022.05.02"]
[Round "1"]
[White "Rivera, Omar"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1471"]
[BlackElo "2126"]
[PlyCount "82"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ESA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. Nf3 c5 5. Be2 Ba6 6. 0-0 Bxe2 7. Qxe2 Nc6 8. c3 Nh6 9. Bg5 Qd7 10. Nbd2 cxd4 11. cxd4 Nf5 12. Nb3 h6 13. Be3 a5 14. a4 Be7 15. Rac1 Nb4 16. Ra1 0-0 17. g4 Nxe3 18. fxe3 Rac8 19. Rfc1 Rxc1+ 20. Rxc1 Qxa4 21. Nbd2 Qd7 22. h4 Qd8 23. Qh2 a4 24. Qg3 Nd3 25. Rc2 Nb4 26. Rc1 f6 27. exf6 Bd6 28. Qg2 Qxf6 29. g5 Qg6 30. Qg4 h5 31. Qg2 Qd3 32. Rc3 Qf5 33. Rc1 Nc2 34. Qf2 Qg4+ 35. Qg2 Qf5 36. Qe2 Qg4+ 37. Qg2 Qxg2+ 38. Kxg2 Nxe3+ 39. Kh3 Nc4 40. Rc2 Nxd2 41. Nxd2 Rf2 0-1

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.18"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Santos Flores, Alberto Javier"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2140"]
[BlackElo "2182"]
[PlyCount "85"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Bd6 6. Bb2 0-0 7. Rc1 Nbd7 8. d4 Qe7 9. Be2 dxc4 10. Bxc4 e5 11. dxe5 Nxe5 12. Be2 Nxf3+ 13. Bxf3 Ba3 14. Bxa3 Qxa3 15. 0-0 Be6 16. Qc2 Rad8 17. Rfd1 Qa5 18. Ne2 Bg4 19. Bxg4 Nxg4 20. h3 Nf6 21. a4 Rxd1+ 22. Rxd1 Rd8 23. Rd4 Rd5 24. b4 Qd8 25. Qc4 g6 26. g3 Rxd4 27. Nxd4 Qd5 28. Qe2 a5 29. bxa5 Qxa5 30. Qb2 Ne4 31. Nf3 Qxa4 32. Qxb7 Qd1+ 33. Kg2 Qd5 34. h4 h5 35. Qb8+ Kg7 36. Qb2+ Kh7 37. Qe5 Kg8 38. Qb8+ Kg7 39. Qb2+ Nf6 40. Qc3 Qe4 41. Qd4 Qd5 42. Qc3 c5 43. e4 1/2-1/2

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.18"]
[Round "5"]
[White "Pazos Gambarrotti, Plinio Efrain"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2059"]
[BlackElo "2140"]
[PlyCount "88"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nge2 d6 6. Ng3 e5 7. d5 c6 8. Be2 a5 9. h4 Na6 10. h5 Nc5 11. Be3 cxd5 12. cxd5 Bd7 13. Qd2 Rc8 14. f3 a4 15. Rc1 Qa5 16. 0-0 b5 17. hxg6 fxg6 18. Nxb5 Qxd2 19. Bxd2 Bxb5 20. Bxb5 Rb8 21. Bc4 Rxb2 22. Bc3 Rb7 23. Rc2 Rfb8 24. Rff2 Rb1+ 25. Kh2 a3 26. Bd2 R8b2 27. Bc3 Rb8 28. Nf1 Bh6 29. Nd2 R1b7 30. Nb3 Nxb3 31. Bxb3 Nd7 32. Ba1 Bf8 33. g3 Nc5 34. Rxc5 dxc5 35. Bxe5 Rxb3 36. axb3 Rxb3 37. Rd2 c4 38. d6 Rd3 39. Ra2 Kf7 40. Bf4 g5 41. Bxg5 Bxd6 42. Kg2 Rb3 43. Bc1 c3 44. Ra1 Rb2+ 0-1

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.17"]
[Round "4"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Wong Pages, Juan Diego"]
[Result "1/2-1/2"]
[ECO "D83"]
[WhiteElo "2140"]
[BlackElo "1901"]
[PlyCount "73"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. Bd3 c5 7. dxc5 dxc4 8. Bxc4 Qa5 9. Nge2 Qxc5 10. Bb3 Nc6 11. 0-0 Rd8 12. Qe1 b5 13. Rc1 Qb6 14. e4 e5 15. Nd5 Nxd5 16. Bxd5 Bb7 17. Bg5 Rd7 18. Bxc6 Bxc6 19. Be3 Qb7 20. f3 b4 21. Qf2 Bb5 22. Rfd1 Rad8 23. Rxd7 Qxd7 24. h3 a5 25. Kh2 Qd3 26. Ng3 Bc4 27. b3 Be6 28. Rc2 Ra8 29. Qe2 Qxe2 30. Nxe2 Bf8 31. Nc1 a4 32. bxa4 Rxa4 33. Bd2 Ra3 34. Rb2 Ra4 35. Nd3 Rxa2 36. Rxa2 Bxa2 37. Bxb4 1/2-1/2

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.17"]
[Round "3"]
[White "Villarroel Escobar, Marco Sebastian"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1794"]
[BlackElo "2140"]
[PlyCount "66"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. Bg2 dxe4 5. Nxe4 Be7 6. Ne2 Nc6 7. 0-0 Nf6 8. d3 0-0 9. Be3 Nxe4 10. dxe4 Qc7 11. c3 b6 12. e5 Rb8 13. f4 Ba6 14. Qc2 Na5 15. b3 Bb7 16. Rad1 Rbd8 17. Rxd8 Rxd8 18. Bxb7 Nxb7 19. Rd1 Qc6 20. c4 Qf3 21. Bf2 Rxd1+ 22. Qxd1 Nd8 23. Qd2 Nc6 24. Qe3 Qxe3 25. Bxe3 f6 26. exf6 Bxf6 27. Bd2 Kf7 28. Kf2 e5 29. fxe5 Nxe5 30. h3 Nc6 31. Kf3 Ke6 32. Ke4 Kd6 33. Bf4+ Ke6 1/2-1/2

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.16"]
[Round "1"]
[White "Gonzalez Loaiza, Roberth Alberto"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1554"]
[BlackElo "2140"]
[PlyCount "46"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. cxd5 cxd5 5. dxe5 d4 6. Ne4 Qa5+ 7. Bd2 Qxe5 8. Ng3 Nc6 9. Nf3 Qd5 10. a3 Nf6 11. Qc2 Bd6 12. e4 dxe3 13. Bxe3 0-0 14. Bc4 Qa5+ 15. Bd2 Re8+ 16. Ne2 Qh5 17. 0-0-0 Bf5 18. Qb3 Bg6 19. Bc3 Ne4 20. Be1 Rac8 21. g4 Qh3 22. Ng3 Bf4+ 23. Bd2 Na5 0-1

[Event "ECU-ch"]
[Site "Salinas"]
[Date "2021.12.16"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Garzon Zapatanga, Christopher Leonel"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2140"]
[BlackElo "1838"]
[PlyCount "69"]
[EventDate "2021.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ECU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c4 0-0 5. Nc3 d6 6. h3 Nbd7 7. e4 c5 8. d5 b5 9. cxb5 a6 10. Qc2 axb5 11. Bxb5 Ba6 12. 0-0 Bxb5 13. Nxb5 Qb6 14. a4 Ne8 15. Bd2 Nc7 16. Nxc7 Qxc7 17. Bc3 Rfb8 18. Bxg7 Kxg7 19. Nd2 Rb4 20. b3 Rab8 21. f4 c4 22. Qc3+ Kg8 23. bxc4 Qc5+ 24. Kh2 Nb6 25. Rfb1 Nxc4 26. Rxb4 Rxb4 27. Nb3 Qb6 28. a5 Qb5 29. Nd4 Qc5 30. Nc6 Rb2 31. Qd4 Qb5 32. Rc1 Nd2 33. Nxe7+ Kf8 34. Qh8+ Kxe7 35. Rc7+ 1-0

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.08"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Munoz, Julian Andres"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2092"]
[BlackElo "2154"]
[PlyCount "83"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 f5 4. c4 Nf6 5. d3 Be7 6. Nf3 0-0 7. Be2 b6 8. Nbd2 Bb7 9. b4 h6 10. d4 e4 11. Nh4 Bc8 12. Ng6 Rf7 13. f3 Kh7 14. Nxe7 Qxe7 15. 0-0 d5 16. Qb3 a5 17. Ba3 axb4 18. Bxb4 c5 19. Bc3 exf3 20. Rxf3 Bb7 21. Rg3 Nc6 22. Bd3 g6 23. Qxb6 Ra3 24. Qb2 cxd4 25. exd4 f4 26. Rf3 Ne4 27. Re1 Rxc3 28. Bxe4 Re3 29. Rfxe3 fxe3 30. Bf3 Qg5 31. Nf1 Nd8 32. Rxe3 dxc4 33. Qe2 Ba6 34. Re5 Qc1 35. Re8 Nb7 36. Qe6 Qf4 37. Qxa6 Qxd4+ 38. Ne3 Nd6 39. Re6 Nf5 40. Qxc4 Qa1+ 41. Nf1 Nd4 42. Re3 1-0

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.07"]
[Round "6"]
[White "Montilla Reyes, Jorcerys"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2150"]
[BlackElo "2092"]
[PlyCount "124"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. dxe5 d4 5. Ne4 Qa5+ 6. Nd2 Qxe5 7. Ngf3 Qd6 8. Nb3 c5 9. e3 dxe3 10. Bxe3 Na6 11. Qxd6 Bxd6 12. Rd1 Be7 13. Bd3 Nf6 14. 0-0 0-0 15. Rfe1 Re8 16. Bg5 Be6 17. a3 Rac8 18. Ne5 h6 19. Bc1 Bd6 20. f4 Rcd8 21. Na5 Bc8 22. Bc2 Bc7 23. Nb3 Ng4 24. Rxd8 Rxd8 25. Nxg4 Bxg4 26. Be4 Bc8 27. Bd5 Kf8 28. Be3 b6 29. Nc1 Bd6 30. Rd1 Nc7 31. Bf3 Be6 32. b3 a5 33. g4 f5 34. gxf5 Bxf5 35. Bc6 Ne6 36. Rd5 g6 37. b4 axb4 38. axb4 Ke7 39. bxc5 bxc5 40. Ne2 Rb8 41. Ng3 Rb1+ 42. Kf2 Rb2+ 43. Ke1 Bg4 44. f5 Rxh2 45. f6+ Kxf6 46. Rxd6 h5 47. Bf2 h4 48. Nf1 Rh3 49. Ne3 Bf3 50. Bxf3 Rxf3 51. Bxh4+ Ke5 52. Rd5+ Ke4 53. Nf1 Ra3 54. Bf6 Nf4 55. Re5+ Kf3 56. Nd2+ Kg3 57. Ne4+ Kf3 58. Nxc5 Rc3 59. Re4 Rc2 60. Rd4 Ng2+ 61. Kd1 Ne3+ 62. Ke1 Re2# 0-1

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.06"]
[Round "4"]
[White "Cordoba Roa, Angel Gabriel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "1966"]
[BlackElo "2092"]
[PlyCount "71"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Bd7 8. Bd3 Nc6 9. 0-0 c4 10. Be2 f6 11. Re1 fxe5 12. Nxe5 Nxe5 13. dxe5 Ne7 14. Bg5 Qc5 15. Bh5+ Kd8 16. Qb1 Kc7 17. Qb4 Qxb4 18. axb4 Nc8 19. Be3 a6 20. Bg4 b6 21. f4 Ne7 22. g3 h5 23. Bh3 Kb7 24. Bd4 Raf8 25. Rf1 Nc6 26. Be3 Ne7 27. Bd4 Rc8 28. Rae1 g6 29. Rd1 Rh7 30. Kf2 Nc6 31. Be3 Ra8 32. Rb1 Na7 33. Ke2 Nb5 34. Kd2 Kc6 35. Ra1 Bc8 36. Bg2 1/2-1/2

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.06"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Sanchez Arroyave, Juan Pablo"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2092"]
[BlackElo "1988"]
[PlyCount "93"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Nbd7 11. Nbd2 Rc8 12. Rad1 c5 13. Qb1 cxd4 14. Nxd4 Bxg2 15. Kxg2 h6 16. Bxf6 Nxf6 17. N2f3 Qb6 18. Rc1 Rfd8 19. Rxc8 Rxc8 20. Rc1 Rxc1 21. Qxc1 Bc5 22. e3 Nd5 23. Nb3 Bf8 24. Qc8 Qd6 25. a3 g6 26. Na5 Kg7 27. e4 Nc7 28. Qb7 e5 29. b4 Be7 30. Qc6 Ne6 31. Qc3 Nd4 32. Nb3 Nxf3 33. Kxf3 Bd8 34. Qd2 Qxd2 35. Nxd2 Bb6 36. Nb3 Kf6 37. Ke2 Ke7 38. Nc1 Kd6 39. Nd3 Bd4 40. f4 f6 41. Kf3 h5 42. h3 Bc3 43. g4 hxg4+ 44. Kxg4 exf4 45. Kxf4 g5+ 46. Kf5 Bd4 47. Nc5 1-0

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.05"]
[Round "2"]
[White "Arenas Vanegas, David"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2461"]
[BlackElo "2092"]
[PlyCount "77"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. Qe2 Be7 8. Kh1 0-0 9. c4 b6 10. Nc3 Bb7 11. f4 Nbd7 12. Bd2 Qc7 13. Rae1 Rfc8 14. Nf3 Nc5 15. Bb1 Ne8 16. b4 Nd7 17. Bd3 a5 18. a3 axb4 19. axb4 Qd8 20. Nd4 Bh4 21. Rc1 Bf6 22. Be3 e5 23. Nf5 exf4 24. Bxf4 Ne5 25. Nd5 Bxd5 26. exd5 Ra3 27. Bb1 Ng6 28. Bg3 Rc3 29. Rxc3 Bxc3 30. Qg4 Nf6 31. Qh3 Rxc4 32. Nxd6 Rxb4 33. Nxf7 Qxd5 34. Nh6+ gxh6 35. Qc8+ Kg7 36. Qxc3 Qd4 37. Qxd4 Rxd4 38. Bxg6 hxg6 39. Be5 1-0

[Event "Feria de las Flores 28th"]
[Site "Medellin"]
[Date "2021.08.04"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Caicedo Anguila, Juliana Andrea"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2092"]
[BlackElo "1629"]
[PlyCount "57"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. g3 c6 5. Bg2 dxc4 6. 0-0 b5 7. a4 Bb7 8. Ne5 Qc7 9. b3 cxb3 10. Qxb3 a6 11. Nd3 Nbd7 12. Na3 Bd6 13. axb5 cxb5 14. Nxb5 axb5 15. Rxa8+ Bxa8 16. Bxa8 0-0 17. Bf3 Qc4 18. Qb2 Nd5 19. Bd2 Qa4 20. Ra1 Qc4 21. Rc1 Qa4 22. Nc5 Nxc5 23. dxc5 Bc7 24. e4 Ne7 25. c6 Ra8 26. Bb4 Ng6 27. Bc3 e5 28. h4 Nf8 29. Bxe5 1-0

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "7"]
[White "Cajamarca Gordillo, Sebastian Alejandro"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1612"]
[BlackElo "2237"]
[PlyCount "76"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 e6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Bb5 a6 10. Ba4 b5 11. Bc2 Bb7 12. a3 Nbd7 13. 0-0 Rac8 14. Qd3 h6 15. Rac1 Rc7 16. Bb1 Rfc8 17. Ne2 Qb6 18. Ne5 Nf8 19. Qd2 a5 20. Rxc7 Rxc7 21. Rc1 Ne4 22. Bxe4 dxe4 23. Rc3 f6 24. Ng4 h5 25. Nxf6+ gxf6 26. Rxc7 Qxc7 27. Nf4 b4 28. axb4 axb4 29. Nxh5 Kf7 30. Ng3 b3 31. Qb4 Bd5 32. h4 f5 33. h5 Nh7 34. Qa3 Nf6 35. Qa4 Ng4 36. Qa3 Qc1+ 37. Nf1 Bc4 38. Qa7+ Kf6 0-1

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "9"]
[White "Gonzalez Lituma, Gabriel Fernando"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1955"]
[BlackElo "2237"]
[PlyCount "97"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 c6 4. Nf3 Bf5 5. 0-0 h6 6. c4 a6 7. Nh4 Bh7 8. cxd5 cxd5 9. Nc3 e6 10. Qb3 b5 11. a4 b4 12. Na2 a5 13. Bd2 Bd6 14. Rac1 0-0 15. Nf3 Ne4 16. Rfd1 Nd7 17. Be3 Nb6 18. Ne5 f6 19. Nd3 Qe8 20. Nc5 Nc4 21. Bxe4 Bxe4 22. Nxe4 dxe4 23. Qxc4 Kh7 24. d5 e5 25. Qb5 f5 26. Qxe8 Raxe8 27. Rc6 Rd8 28. Nc1 f4 29. gxf4 exf4 30. Bd4 f3 31. exf3 exf3 32. Bc5 Bxc5 33. Rxc5 Rf5 34. Rd3 Re8 35. Kf1 g5 36. Rc7+ Kg6 37. d6 g4 38. d7 Rd8 39. Rc8 Rff8 40. Rxd8 Rxd8 41. Nb3 h5 42. Nxa5 h4 43. Nc6 Rxd7 44. Rxd7 Kf5 45. Rh7 Kg5 46. Nxb4 g3 47. hxg3 hxg3 48. fxg3 Kg4 49. Kf2 1-0

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Cardenas Encalada, David Josue"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2237"]
[BlackElo "1971"]
[PlyCount "102"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. cxd5 exd5 8. Bf4 Bb7 9. Nc3 c6 10. Rc1 Na6 11. Ne5 Nc7 12. Na4 Ne6 13. Nxc6 Bxc6 14. Rxc6 Qd7 15. Rc1 Nxf4 16. gxf4 Rac8 17. Nc3 Rc7 18. Qd3 Rfc8 19. Rc2 Ne4 20. Bxe4 dxe4 21. Qxe4 Bd6 22. e3 b5 23. a3 a5 24. Rfc1 Qg4+ 25. Kf1 Qh3+ 26. Ke2 Qh5+ 27. Kd2 b4 28. Nd1 Rxc2+ 29. Rxc2 Rxc2+ 30. Qxc2 g6 31. Qc8+ Kg7 32. Qd7 Bf8 33. h3 bxa3 34. bxa3 Bxa3 35. Nc3 Bb4 36. Kd3 Qf3 37. Qc7 Qxf2 38. Qe5+ f6 39. Qc7+ Kh6 40. Nd5 Qd2+ 41. Kc4 Qa2+ 42. Kd3 Qxd5 43. Qc8 Qb3+ 44. Ke4 Qb1+ 45. Kf3 Qd1+ 46. Kg3 Be1+ 47. Kg2 Qe2+ 48. Kh1 Qf3+ 49. Kh2 Bg3+ 50. Kg1 Qf2+ 51. Kh1 Qh2# 0-1

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Garcia Giler, Julio Enrique"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2237"]
[BlackElo "1815"]
[PlyCount "51"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 Nbd7 7. d5 e5 8. dxe6 fxe6 9. Bg5 e5 10. Nc3 Nb6 11. b3 Be6 12. a4 a5 13. Nd2 c6 14. Nde4 d5 15. Nc5 Qe7 16. Nxe6 Qxe6 17. Bxf6 Qxf6 18. cxd5 e4 19. Rc1 cxd5 20. Nxd5 Nxd5 21. Qxd5+ Kh8 22. Bxe4 Rad8 23. Qxb7 Rb8 24. Qc6 Qb2 25. Bf3 Qxb3 26. Rc5 1-0

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Juma Moreno, Jayro Javier"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2237"]
[BlackElo "1576"]
[PlyCount "96"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Nc6 4. 0-0 Bg7 5. c4 e5 6. d3 Nge7 7. Nc3 0-0 8. Bg5 f6 9. Be3 d6 10. a3 h6 11. Rb1 a5 12. Qc1 Kh7 13. Nd5 Rb8 14. Nd2 Be6 15. f4 Nd4 16. Bxd4 cxd4 17. Nxe7 Qxe7 18. b4 axb4 19. Rxb4 Rfd8 20. Qb2 d5 21. fxe5 fxe5 22. Rb1 Kh8 23. cxd5 Bxd5 24. Bxd5 Rxd5 25. Rxb7 Rxb7 26. Qxb7 Qe6 27. Rb6 Qg8 28. Rxg6 Ra5 29. Nc4 Ra8 30. h4 Rb8 31. Qd7 Rb1+ 32. Kh2 Re1 33. Qg4 Qf7 34. Qc8+ Kh7 35. Rxg7+ Kxg7 36. Qg4+ Kh7 37. Qe4+ Kg8 38. Qg4+ Kf8 39. Qc8+ Kg7 40. Qg4+ Kh7 41. Qe4+ Kg7 42. Qxe5+ Kg8 43. Qb8+ Kh7 44. Qa8 Rxe2+ 45. Kh3 Qf5+ 46. g4 Qf1+ 47. Kg3 Qf2+ 48. Kh3 Qh2# 0-1

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Penafiel Mendoza, Josselyne Stefania"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2237"]
[BlackElo "1930"]
[PlyCount "83"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. b3 d6 2. Bb2 Nd7 3. e3 Ngf6 4. d4 g6 5. Nf3 Bg7 6. c4 0-0 7. Be2 c6 8. 0-0 Qc7 9. Nc3 a5 10. Rc1 e5 11. Ba3 Re8 12. dxe5 dxe5 13. Bd6 Qb6 14. Na4 Qa7 15. c5 Nf8 16. Nb6 Rb8 17. Bxb8 Qxb8 18. Qd6 N6d7 19. Qxb8 Nxb8 20. Nxc8 Rxc8 21. Rfd1 Ne6 22. a3 Kf8 23. b4 axb4 24. axb4 Ke7 25. Bc4 h6 26. Bxe6 Kxe6 27. Rd6+ Ke7 28. Rcd1 Rc7 29. Ne1 Na6 30. Nc2 h5 31. e4 Bh6 32. Kf1 Bf4 33. g3 Bh6 34. Ke2 Bf8 35. Rd8 Bg7 36. f3 Bf6 37. R1d6 Bg7 38. Rg8 Bh6 39. Rdd8 Rd7 40. Rge8+ Kf6 41. Rxd7 Bc1 42. Ree7 1-0

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "4"]
[White "Mieles Palau, Daniel Alberto"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2607"]
[BlackElo "2237"]
[PlyCount "53"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 a6 5. Nf3 Nf6 6. 0-0 0-0 7. Nxe5 Nxe5 8. d4 Nxc4 9. dxc5 Ne5 10. Bf4 Ng6 11. Be3 Ng4 12. Bd4 d6 13. h3 N4e5 14. cxd6 Qxd6 15. Ne4 Qd8 16. Rc1 Nc6 17. Bc3 Qe7 18. Qc2 Bf5 19. Qa4 b5 20. Qc2 Nce5 21. a3 Rae8 22. Bb4 Qd7 23. Rfd1 Qc8 24. Bxf8 Nxf8 25. Qxc7 Bxh3 26. Qxc8 Bxc8 27. Nd6 1-0

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "3"]
[White "Ulloa Centeno, Leandro Nicolas"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1926"]
[BlackElo "2237"]
[PlyCount "84"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 e6 4. e3 Bd6 5. Ne5 0-0 6. Nd2 c5 7. c3 Nc6 8. Bd3 cxd4 9. exd4 Qc7 10. Ndf3 Ne4 11. Qc2 f5 12. 0-0 Bd7 13. Rae1 Be8 14. b4 Rc8 15. Qc1 Bh5 16. Bxe4 fxe4 17. Ng5 Rce8 18. g4 Bxg4 19. h3 Bh5 20. f3 Nxe5 21. dxe5 Bxe5 22. Bxe5 Qxe5 23. f4 Qc7 24. h4 Bg4 25. Re3 h6 26. Nh3 e5 27. f5 Rxf5 28. Rxf5 Bxf5 29. Rg3 Bxh3 30. Rxh3 Re6 31. Rg3 Qf7 32. Qe3 Rg6 33. Kh2 Rxg3 34. Kxg3 Qf5 35. Qxa7 Qf4+ 36. Kg2 Qf3+ 37. Kh2 e3 38. Qb8+ Kh7 39. Qxe5 e2 40. h5 Qf2+ 41. Kh3 e1Q 42. Qxe1 Qxe1 0-1

[Event "ECU-ch Qual Blitz"]
[Site "Chess.com INT"]
[Date "2021.06.25"]
[Round "1"]
[White "Vivanco Vasquez, Domenica Lisseth"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1640"]
[BlackElo "2237"]
[PlyCount "78"]
[EventDate "2021.06.25"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nd2 Bg7 5. Ngf3 0-0 6. h3 c5 7. c3 b6 8. Be2 Bb7 9. 0-0 Nbd7 10. a4 a6 11. Re1 Re8 12. Bh2 Rc8 13. Qb3 d5 14. a5 b5 15. Bxb5 axb5 16. Qxb5 Bc6 17. Qb3 c4 18. Qb4 Bf8 19. Qa3 e5 20. Qa2 e4 21. Ne5 Nxe5 22. Bxe5 Bd6 23. Bxd6 Qxd6 24. a6 Ra8 25. a7 Re7 26. b3 cxb3 27. Nxb3 Bb5 28. Nc5 Bc4 29. Qa4 Qc7 30. Reb1 Rxa7 31. Qxa7 Qxa7 32. Rxa7 Rxa7 33. Rb8+ Kg7 34. Rd8 Ra3 35. Rc8 Rxc3 36. Rc7 Ra3 37. h4 Ng4 38. Ne6+ Kf6 39. Nf4 Ra1# 0-1

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Melendez Tirado, Bernardo Ramon"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2092"]
[BlackElo "2141"]
[PlyCount "116"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Nc6 5. Nc3 Be7 6. d4 exd4 7. exd4 0-0 8. Nf3 Re8 9. Be2 Bg4 10. 0-0 Bf8 11. d5 Nb8 12. h3 Bh5 13. Nd4 Bg6 14. Bd3 Nbd7 15. Bxg6 hxg6 16. Qd2 Nc5 17. Rae1 Nfe4 18. Nxe4 Nxe4 19. Qc2 Qh4 20. Nf3 Qf4 21. Bc1 Qf5 22. Nh4 Qe5 23. f3 Qd4+ 24. Be3 Qc3 25. Qxc3 Nxc3 26. Rf2 Be7 27. g3 b5 28. Rc2 Bf6 29. Bd2 b4 30. Bxc3 bxc3 31. Rxe8+ Rxe8 32. Kf2 Bd4+ 33. Kf1 Re3 34. Kg2 Re1 35. f4 f5 36. Nf3 Rd1 37. Nxd4 Rxd4 38. Rxc3 Rd2+ 39. Kf3 Rxa2 40. g4 Kf7 41. g5 Rb2 42. Ke3 Rh2 43. Kd4 Rd2+ 44. Ke3 Rh2 45. Kd4 Rf2 46. Ke3 Rg2 47. Kf3 Rh2 48. Kg3 Rd2 49. Kf3 Rd4 50. b4 Ke7 51. b5 Kd7 52. Ke3 Re4+ 53. Kf3 Kc8 54. h4 Kb7 55. Rc1 Kb6 56. h5 gxh5 57. Rh1 g6 58. Rc1 Kc5 0-1

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Meza, Anahi Silvina"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2092"]
[BlackElo "2073"]
[PlyCount "61"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nbd7 7. Nc3 e5 8. dxe5 dxe5 9. Bg5 c6 10. Qd6 h6 11. Bxf6 Bxf6 12. Rfd1 Re8 13. Bh3 e4 14. Ne1 Be5 15. Qa3 Qc7 16. Nxe4 Nb6 17. Bxc8 Raxc8 18. Rac1 Bg7 19. Nd6 Rxe2 20. Nxc8 Qxc8 21. Qf3 Rxb2 22. c5 Nd5 23. Nd3 Rxa2 24. Nf4 Nxf4 25. Qxf4 Rb2 26. Rb1 Re2 27. Re1 Rc2 28. Re7 f5 29. Rbxb7 Bf6 30. Rb8 Rc1+ 31. Kg2 1-0

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Matveeva, Olga"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2145"]
[BlackElo "2092"]
[PlyCount "75"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 0-0 6. Bg2 d5 7. Ngf3 b6 8. cxd5 Nxd5 9. 0-0 Bb7 10. Rc1 Nd7 11. e4 N5f6 12. Re1 c5 13. d5 exd5 14. exd5 Bxd5 15. Qc2 Qc7 16. Rcd1 Qb7 17. a3 Rfe8 18. Qf5 Nf8 19. b4 cxb4 20. axb4 Rxe1+ 21. Rxe1 Re8 22. Rxe8 Nxe8 23. b5 Nd6 24. Qd3 h6 25. h4 Ne8 26. Kh2 Nf6 27. Kg1 Ne6 28. Nb3 Bxf3 29. Bxf3 Qd7 30. Qe2 Qd6 31. Kg2 Nd4 32. Nxd4 Qxd4 33. Bc6 Qc5 34. Qd3 g6 35. Qd8+ Kg7 36. Qd2 h5 37. Qb2 Qd4 38. Qxd4 1-0

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Walton, Alan J"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2120"]
[BlackElo "2092"]
[PlyCount "78"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. f3 Nf6 5. e4 dxe4 6. Nc3 c5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. dxc5 Nxc5 10. Qxd8+ Rxd8 11. Nb5 Ne6 12. Be3 a6 13. Nc3 exf3 14. Nxf3 g6 15. 0-0 Bg7 16. Rad1 0-0 17. Bb6 Rc8 18. Ne5 h5 19. Ba5 Ng4 20. Nxg4 hxg4 21. Bb4 Rfe8 22. Rd7 Nc5 23. Bxc5 Rxc5 24. Rxb7 Bxc3 25. bxc3 Rxc3 26. Ra7 Rc6 27. Re1 e6 28. Rf1 f5 29. Rd1 Rxc2 30. Rdd7 Rec8 31. Rg7+ Kh8 32. Rh7+ Kg8 33. Rag7+ Kf8 34. Rf7+ Kg8 35. Rfg7+ Kf8 36. Rf7+ Kg8 37. Rfg7+ Kf8 38. Rf7+ Kg8 39. Rfg7+ Kf8 1/2-1/2

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Yeritsyan, Hayk"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2268"]
[BlackElo "2092"]
[PlyCount "133"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. c3 Nbd7 6. Nbd2 a6 7. 0-0 b5 8. Qe2 Bb7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bxe4 12. Qxe4 Be7 13. Be3 0-0 14. dxc5 Nxc5 15. Bxc5 Bxc5 16. Rad1 Qc7 17. Qe5 Qxe5 18. Nxe5 Rfd8 19. Nc6 Rxd1 20. Rxd1 Rc8 21. Ne5 f6 22. Nd7 Be7 23. Nb6 Rb8 24. Nd7 Rd8 25. Rd3 Rc8 26. Nb6 Rc6 27. Nd7 Kf7 28. Nb8 Rb6 29. Nd7 Rd6 30. Nc5 Rc6 31. Nb3 Ke8 32. Kf1 b4 33. Ke2 bxc3 34. Rxc3 Rb6 35. Rc7 a5 36. Ra7 Bb4 37. Nd4 Bc5 38. Nb3 Bb4 39. Kd3 Kf8 40. Kc4 Rc6+ 41. Kb5 Rc2 42. Nxa5 Bxa5 43. Rxa5 Rxb2+ 44. Kc6 Rxf2 45. Kd6 Kf7 46. Ra7+ Kg6 47. Kxe6 Rxg2 48. h4 Re2+ 49. Kd5 h5 50. Ra5 Kf5 51. Kc4+ Kg4 52. Kd3 Re4 53. Kxe4 Kxh4 54. Kd3 g5 55. Ra4+ g4 56. Ra5 Kh3 57. Ra4 g3 58. Kd2 Kg2 59. Ra3 h4 60. Rxg3+ Kxg3 61. a3 h3 62. a4 h2 63. a5 h1Q 64. Kc3 Qa8 65. Kb4 Qa6 66. Ka4 Qxa5+ 67. Kxa5 1/2-1/2

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.14"]
[Round "7"]
[White "Noboa Silva, Kevin Omar"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2329"]
[BlackElo "2054"]
[PlyCount "61"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. 0-0 Bxc3 8. bxc3 dxc4 9. Bxc4 Qc7 10. Bd3 b6 11. e4 Nfd7 12. Bg5 Ba6 13. Re1 e5 14. Bxa6 Nxa6 15. Qa4 Nab8 16. Rad1 cxd4 17. cxd4 exd4 18. Nxd4 Nc5 19. Qa3 Qb7 20. Nf5 f6 21. Bf4 Nba6 22. Bd6 Rfd8 23. e5 Qf7 24. Qg3 Kh8 25. exf6 gxf6 26. Qf3 Re8 27. Be7 Ne6 28. Rd7 Ng5 29. Qc6 Rf8 30. Bxf8 Qxf8 31. Rde7 1-0

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.14"]
[Round "8"]
[White "Zambrano Acebo, Jean Carlos"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "1965"]
[BlackElo "2054"]
[PlyCount "65"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bg7 6. g3 0-0 7. Bg2 d6 8. 0-0 a5 9. b3 Nbd7 10. Bb2 Nc5 11. Rb1 Bd7 12. h3 Qb6 13. Ba1 Rfd8 14. e4 Rdc8 15. Qe2 e5 16. Ndb5 Bxb5 17. Nxb5 Qc6 18. Rbd1 Rd8 19. Nc3 Qb6 20. Rb1 Ne6 21. Nb5 a4 22. b4 Ne8 23. Rfc1 Bh6 24. Rc2 N8c7 25. Nxc7 Qxc7 26. a3 Rdc8 27. Rd1 Ra6 28. Bf1 Rc6 29. Rd5 b6 30. Qd1 Bf8 31. Bc3 Qe7 32. Qa1 Ng5 33. Qe1 0-1

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.13"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Munoz Sanchez, Jhon Marcelo"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2054"]
[BlackElo "2220"]
[PlyCount "40"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. exf5 Bxf5 12. Bd3 Be6 13. Qf3 Bg7 14. c3 0-0 15. g4 Kh8 16. Nc2 Bxd5 17. Qxd5 Ne7 18. Qg2 d5 19. 0-0-0 Qb6 20. f3 Rac8 1/2-1/2

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.12"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Mendoza Criollo, Carlos David"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2054"]
[BlackElo "2087"]
[PlyCount "77"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 e5 4. Bg2 Nc6 5. 0-0 g6 6. Nc3 Bg7 7. a3 Nge7 8. d3 0-0 9. Bg5 f6 10. Be3 Nd4 11. Qd2 Bd7 12. b4 Bc6 13. Ne1 f5 14. Rb1 b6 15. Nd5 Bxd5 16. exd5 f4 17. Bxd4 cxd4 18. Be4 Rc8 19. Rb3 Qc7 20. Qe2 Qd7 21. Nf3 Qb5 22. Ng5 Bh6 23. Ne6 fxg3 24. hxg3 Rf6 25. f4 Nf5 26. Qh2 Bg7 27. fxe5 dxe5 28. Nxg7 Kxg7 29. g4 Qd7 30. gxf5 gxf5 31. Qxe5 Re8 32. Qxd4 Kf7 33. Bg2 Rg8 34. Qe5 Rg5 35. c4 Rfg6 36. Rb2 h5 37. Rbf2 Rf6 38. Kh2 Kg6 39. Be4 1-0

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.12"]
[Round "4"]
[White "Reinoso Salas, Daniel Alejandro"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2095"]
[BlackElo "2054"]
[PlyCount "62"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 Bf5 6. Bd3 Bxd3 7. Qxd3 b5 8. b3 e6 9. 0-0 Nbd7 10. a3 Nb6 11. c5 Nbd7 12. b4 Be7 13. Ne5 Qc7 14. f4 a5 15. Bd2 axb4 16. axb4 0-0 17. h3 Rfb8 18. Rfb1 Ne8 19. e4 Ndf6 20. exd5 Nxd5 21. Nxd5 exd5 22. f5 Qb7 23. Bf4 Rc8 24. Qe2 Bf8 25. Ng4 Qd7 26. Qc2 Be7 27. Ne5 Qb7 28. Qe2 Bf8 29. Ng4 Qd7 30. Qc2 Be7 31. Ne5 Qb7 1/2-1/2

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.11"]
[Round "2"]
[White "Garzon Zapatanga, Christopher Leonel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1703"]
[BlackElo "2054"]
[PlyCount "70"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. Nf3 Qd7 5. Bd3 c5 6. c3 Ba6 7. 0-0 Bxd3 8. Qxd3 Nc6 9. Bf4 Nge7 10. Na3 h6 11. Nb5 Ng6 12. Bg3 c4 13. Qe2 h5 14. h3 Ncxe5 15. dxe5 Qxb5 16. Nd4 Qd7 17. f4 Bc5 18. Qc2 Bxd4+ 19. cxd4 Ne7 20. Bf2 b5 21. b3 Rc8 22. bxc4 dxc4 23. Rfb1 Nd5 24. Be1 Nxf4 25. Bc3 Rh6 26. Qd2 Nd3 27. a4 b4 28. Rxb4 Nxb4 29. Bxb4 Rg6 30. Rf1 f5 31. Bd6 Qc6 32. Bc5 c3 33. Qe2 Rb8 34. Rf2 Rb2 35. Qxh5 Kf7 0-1

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.11"]
[Round "3"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Martinez Maya, Steeven Orlando"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2054"]
[BlackElo "2142"]
[PlyCount "113"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Bg2 Qb6 7. Nb3 Nf6 8. Be3 Qa6 9. Na3 0-0 10. Bd4 e5 11. Bc3 Be6 12. Qd2 Rc8 13. Rd1 Qa4 14. Qd3 a6 15. 0-0 Nbd7 16. Rfe1 b5 17. Qd2 Rxc3 18. Qxc3 b4 19. Qd3 bxa3 20. bxa3 Qxa3 21. Qxd6 Qa4 22. f4 Bf8 23. Qc7 Ne8 24. Qb7 Rb8 25. Qa7 Qb5 26. c4 Qb6+ 27. Qxb6 Nxb6 28. Rc1 Bxc4 29. Bf1 Bxf1 30. Rxf1 exf4 31. gxf4 Ng7 32. Rc6 a5 33. Nxa5 Na4 34. Nb3 Rb4 35. Re1 Ne6 36. f5 Ng5 37. Re3 Nxe4 38. a3 Rb8 39. Rxe4 Rxb3 40. Rxa4 gxf5 41. Rca6 Kg7 42. R4a5 Be7 43. a4 f4 44. Rf5 Rc3 45. Rxf4 Rc1+ 46. Kg2 Rc2+ 47. Rf2 Rc4 48. Kf1 Bc5 49. Rf5 Bd4 50. a5 Ra4 51. Ke2 Ra3 52. Rd6 Bc3 53. a6 f6 54. Rfd5 Kg6 55. h4 h5 56. Rg5+ Kh6 57. Rb5 1-0

[Event "ECU-ch"]
[Site "Banos de Agua Santa"]
[Date "2020.03.10"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Quizhpe Martinez, Angel"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2054"]
[BlackElo "1503"]
[PlyCount "111"]
[EventDate "2020.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. Bg2 Bg7 7. Ne2 Nf6 8. 0-0 0-0 9. h3 Bd7 10. Be3 Ne5 11. Nd2 Qc8 12. f4 Nc6 13. Kh2 b5 14. Nb3 a5 15. Nbd4 Rb8 16. c3 a4 17. Qd2 Na5 18. Qd3 Nc4 19. Bc1 Qa6 20. Nc2 Rfc8 21. b3 Nb6 22. Ba3 Ne8 23. f5 Qa7 24. Nb4 Rc7 25. Nc2 Bc8 26. Bb4 Nd7 27. Ne3 Ne5 28. Qd2 Bb7 29. Nd4 Ba8 30. Qe2 Qb6 31. fxg6 hxg6 32. Nd5 Bxd5 33. exd5 Nf6 34. g4 Nfd7 35. g5 Nc5 36. Be4 Rcc8 37. Rf2 Na6 38. Rd1 Nxb4 39. cxb4 Rc3 40. Bg2 axb3 41. axb3 Rbc8 42. Rf4 Rb8 43. Kh1 Rbc8 44. Qf1 Re3 45. Qf2 Rcc3 46. Rf1 Qd8 47. Rxf7 Rxh3+ 48. Bxh3 Rxh3+ 49. Kg1 Nd3 50. Rxg7+ Kh8 51. Qg2 Rh4 52. Rgf7 Ne5 53. Rf8+ Qxf8 54. Rxf8+ Kg7 55. Ne6+ Kh7 56. Rf4 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.15"]
[Round "11"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Menes Camejo, Ivan"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "2091"]
[BlackElo "1968"]
[PlyCount "92"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Qe2 d6 6. c3 a6 7. a4 0-0 8. b4 Bb6 9. d3 Ne7 10. a5 Ba7 11. Be3 Ng6 12. Qa2 c6 13. Nbd2 h6 14. Rfe1 Qc7 15. Bb3 Re8 16. Nc4 Bg4 17. Nfd2 Nf4 18. Bxf4 exf4 19. d4 Rad8 20. e5 dxe5 21. Nxe5 Be6 22. Ndf3 Nd5 23. Qd2 Qe7 24. Bc2 Qf6 25. Re2 Ne7 26. Rae1 c5 27. bxc5 Bxc5 28. Ba4 Rf8 29. Qb2 Bd6 30. c4 Bc8 31. Bc2 Bc7 32. Qc3 Nc6 33. Nxc6 Qxc6 34. Be4 Qa4 35. Ra1 Qd7 36. Rb2 Rfe8 37. Bd5 Re7 38. Rb3 Rde8 39. h3 Qd6 40. Rab1 Qd8 41. Ra3 b5 42. Bc6 bxc4 43. Bxe8 Rxe8 44. Qxc4 Bxa5 45. Rb8 Bc7 46. Ra8 Bb7 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.14"]
[Round "9"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Macias Murillo, Bryan"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2091"]
[BlackElo "2272"]
[PlyCount "70"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. Be2 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 Nc6 8. Be3 Nf6 9. Nc3 d6 10. h3 0-0 11. f4 Qb6 12. Na4 Qa5 13. Nxc6 bxc6 14. Nc3 Qb4 15. Qd3 Nd7 16. Rab1 a5 17. a3 Qb8 18. Bd4 Ba6 19. Qd2 Bxd4+ 20. Qxd4 Qb6 21. Rfd1 Rfb8 22. Bg4 Qxd4+ 23. Rxd4 Nb6 24. b3 Bc8 25. Bf3 Ra7 26. b4 Nd7 27. Rc4 axb4 28. axb4 c5 29. Rb3 Rab7 30. bxc5 Rxb3 31. cxb3 Nxc5 32. b4 Be6 33. bxc5 Bxc4 34. c6 e6 35. f5 Rc8 0-1

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.14"]
[Round "10"]
[White "Noboa Silva, Kevin Omar"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2126"]
[BlackElo "2091"]
[PlyCount "87"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 b6 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 c5 7. Bd3 Ba6 8. Bxa6 Nxa6 9. 0-0 Be7 10. c4 Nc7 11. cxd5 Nxd5 12. Ne4 0-0 13. Bg5 cxd4 14. Qxd4 Nc5 15. Bxe7 Qxe7 16. Nd6 a5 17. Rfd1 a4 18. Rac1 Rfd8 19. Qc4 Nb7 20. Ne4 Qb4 21. Qc2 h6 22. Nd4 Qf8 23. Qc6 Qe7 24. a3 Kh8 25. g3 Rd7 26. Nb5 Rf8 27. Qc2 Ra8 28. Rd4 Ra5 29. Nbd6 Rc7 30. Qd1 Rxc1 31. Qxc1 Nxd6 32. exd6 Qd7 33. Rc4 f5 34. Rc8+ Kh7 35. Qc6 Qxc6 36. Rxc6 Ra8 37. Nc3 Nxc3 38. bxc3 b5 39. f4 Rd8 40. Kf2 Kg6 41. Ke3 Kf6 42. Kd4 g5 43. Kc5 Rd7 44. Rc7 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.13"]
[Round "7"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Pazos Gambarrotti, Plinio Efrain"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2091"]
[BlackElo "2212"]
[PlyCount "184"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Qe2 Be7 5. 0-0 d6 6. c3 0-0 7. h3 a6 8. d4 exd4 9. cxd4 d5 10. exd5 Nxd5 11. Nc3 Be6 12. Be3 Ncb4 13. Rac1 Nxc3 14. bxc3 Bxc4 15. Qxc4 Nd5 16. Qb3 b5 17. a4 b4 18. cxb4 Nxb4 19. Qc4 Nd5 20. Ne5 Bf6 21. Nc6 Qd6 22. Qb3 Rae8 23. Qd3 Re6 24. Bd2 h6 25. f4 Qd7 26. Qc2 Re2 27. Qd3 Re6 28. Qc2 Ne3 29. Bxe3 Rxe3 30. Rcd1 Qd5 31. Ne5 Qe4 32. Rd2 Qxc2 33. Rxc2 Ra3 34. Rc4 Rd8 35. Rd1 Ra2 36. d5 Rb8 37. Nd3 Re8 38. Nc1 Ra1 39. Kf2 Bb2 40. Kf3 a5 41. Rxc7 Rxa4 42. d6 Rd8 43. d7 Kf8 44. Nd3 Bd4 45. Re1 Ra3 46. Rc8 Rxd3+ 47. Kg4 f5+ 48. Kxf5 Bf6 49. Re8+ Kf7 50. Rexd8 Bxd8 51. Rxd8 a4 52. Ra8 Rxd7 53. Rxa4 Rd5+ 54. Ke4 Rd2 55. g3 Rb2 56. Ra7+ Kf6 57. Ra6+ Kf7 58. Kf5 Rb5+ 59. Kg4 Rb3 60. Kh4 Rc3 61. Ra7+ Kf6 62. Ra6+ Kf7 63. Ra5 Kf6 64. Kg4 Rb3 65. h4 Rc3 66. h5 Rb3 67. Rf5+ Ke6 68. Rc5 Ra3 69. Rc4 Kf6 70. Kh4 Ra1 71. Rc6+ Kf7 72. Rb6 Rh1+ 73. Kg4 Ra1 74. Rb5 Ra3 75. Kh4 Ra1 76. g4 Ra3 77. g5 hxg5+ 78. Rxg5 Ra1 79. Kg4 Rg1+ 80. Kf5 Ra1 81. Rg6 Ra5+ 82. Kg4 Ra1 83. Rb6 Ra5 84. Rb3 Rc5 85. Re3 Ra5 86. Re5 Ra1 87. Rb5 Kf6 88. Rb6+ Kf7 89. Kg5 Rg1+ 90. Kf5 Rh1 91. Rb7+ Kg8 92. Kg5 Rg1+ 1/2-1/2

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.13"]
[Round "8"]
[White "Martinez Maya, Steeven Orlando"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2103"]
[BlackElo "2091"]
[PlyCount "81"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 e6 5. d4 cxd4 6. Nxd4 Ne7 7. Be3 0-0 8. Qd2 Nbc6 9. 0-0-0 d5 10. e5 f6 11. exf6 Bxf6 12. Nb3 a5 13. a4 Bd7 14. Nb5 b6 15. N3d4 Nxd4 16. Bxd4 Nc6 17. Bxf6 Qxf6 18. g3 Rac8 19. Kb1 Nb4 20. Rc1 Bxb5 21. Bxb5 d4 22. h4 Rc5 23. Rhd1 Rd5 24. Bc4 Rdd8 25. Re1 Nd5 26. Re5 Nc7 27. Rce1 Rd6 28. h5 Rfd8 29. hxg6 hxg6 30. Bd3 Rd5 31. R5e2 Rh5 32. g4 Rh4 33. f5 Rxg4 34. fxe6 Re8 35. e7 Rf4 36. Rg2 g5 37. Qe2 Rh4 38. Reg1 Ne6 39. Bc4 Kf7 40. Rxg5 Kxe7 41. Rg6 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.12"]
[Round "6"]
[White "Chang Suarez, Andres Felipe"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2020"]
[BlackElo "2091"]
[PlyCount "106"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 e6 5. d3 Ne7 6. h4 h5 7. Nh3 Nbc6 8. 0-0 d5 9. exd5 exd5 10. Bg5 Bg4 11. f3 Bf5 12. Kh2 Qd7 13. a3 0-0-0 14. Rb1 Be5 15. Bd2 c4 16. dxc4 dxc4 17. Rf2 Nd4 18. Qf1 Qc7 19. f4 Bf6 20. Be3 Rhe8 21. Ng5 Nec6 22. Nge4 Bxe4 23. Nxe4 Nf5 24. Bd2 Bd4 25. Re2 Re7 26. c3 Bb6 27. Rbe1 Rd3 28. Bc1 Kb8 29. Bh3 a6 30. Bxf5 gxf5 31. Nf6 Re6 32. Nxh5 Rg6 33. Re8+ Nd8 34. Be3 Qd7 35. Bf2 Bxf2 36. Qxf2 Re6 37. R8xe6 fxe6 38. g4 fxg4 39. Qg2 Rh3+ 40. Kg1 Rxh4 41. Nf6 Qe7 42. Ne4 Nf7 43. Rd1 Nh6 44. Rd4 Nf5 45. Rd2 Qc7 46. Rf2 Qb6 47. Nf6 Qd8 48. Ne4 Qd3 49. Nc5 Qd1+ 50. Rf1 Qd5 51. Qxd5 exd5 52. Re1 g3 53. Re5 Rxf4 0-1

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.11"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Guerrero Fuentes, Carlos Andres"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2091"]
[BlackElo "2058"]
[PlyCount "129"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bg2 0-0 8. Nc3 Ng4 9. Qxg4 Nxd4 10. Qd1 Nc6 11. Qd2 Qa5 12. 0-0 d6 13. a3 Be6 14. f4 Rac8 15. Rab1 a6 16. Nd5 Qxd2 17. Bxd2 Bxd5 18. exd5 Nd4 19. c3 Nb3 20. Be3 b5 21. Be4 Na5 22. f5 Bf6 23. h4 Nc4 24. Bh6 Rfe8 25. Rf2 Ne5 26. Bf4 Rc4 27. Re1 Ng4 28. Rf3 Be5 29. Kg2 Kg7 30. Kh3 h5 31. fxg6 fxg6 32. Bg5 Bf6 33. Bf4 Rf8 34. Kg2 Rb8 35. Bc2 a5 36. Bd1 b4 37. cxb4 axb4 38. Rb3 Rd4 39. Bf3 Rc8 40. axb4 Ne5 41. Bxe5 Bxe5 42. Re2 Rb8 43. b5 Rc4 44. Rd2 Bd4 45. Be2 Ra4 46. Ra3 Rb4 47. b3 Bc5 48. Ra4 Rxb3 49. Re4 Rb7 50. Bc4 Rb1 51. Rde2 Kf7 52. Rf4+ Kg7 53. Rfe4 Kf7 54. Rf4+ Kg7 55. Re6 Rg1+ 56. Kf3 Ra7 57. Bd3 Ra3 58. Rxg6+ Kh8 59. Rh6+ Kg7 60. Rg6+ Kh8 61. Rf8+ Kh7 62. Rf7+ Kh8 63. Rf8+ Kh7 64. Rf7+ Kh8 65. Rf8+ 1/2-1/2

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.11"]
[Round "4"]
[White "Munoz Sanchez, Miguel Angel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2309"]
[BlackElo "2091"]
[PlyCount "69"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 0-0 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Bd3 c5 11. Nxd5 exd5 12. 0-0 c4 13. Be2 Nd7 14. Qc2 b5 15. Qf5 a5 16. Ng5 g6 17. Qf4 Bc6 18. Qh4 f6 19. Nh3 Nb6 20. Bf3 Rfe8 21. Nf4 b4 22. Qg3 Red8 23. h4 Qf7 24. Rfc1 Ba4 25. Ne2 Rac8 26. axb4 axb4 27. Qf4 Kg7 28. g4 Bb3 29. Ra6 Qb7 30. Rca1 Ba4 31. R1xa4 Nxa4 32. Qxf6+ Kg8 33. Rxa4 c3 34. bxc3 bxc3 35. Nxc3 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.10"]
[Round "3"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Barros Rivadeneira, Cristhian"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2091"]
[BlackElo "2298"]
[PlyCount "69"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Bc4 Be7 7. 0-0 d6 8. Nc3 0-0 9. Be3 Be6 10. Qd3 b5 11. Bd5 Nxd5 12. Nxd5 Bxd5 13. Qxd5 Nd7 14. Qd3 Qc7 15. Nd2 h6 16. c4 Bg5 17. Bxg5 Nc5 18. Qd5 hxg5 19. cxb5 axb5 20. Rfc1 Ra4 21. Nf3 Qa7 22. Qxd6 Nxe4 23. Qxe5 g4 24. Ng5 Qxf2+ 25. Kh1 Nxg5 26. Qxg5 Qxb2 27. Rab1 Qxa2 28. Rxb5 Qe2 29. Rbc5 Ra2 30. Rg1 Re8 31. Qh4 Rd2 32. Rh5 g6 33. Rh8+ Kg7 34. Qh6+ Kf6 35. Rxe8 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.10"]
[Round "2"]
[White "Saltos Velez, Adrian Arturo"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2080"]
[BlackElo "2091"]
[PlyCount "75"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. c4 0-0 7. cxd5 Nxd5 8. Qb3 Nb6 9. Bg5 Qe8 10. Nc3 Be6 11. Qc2 Nc6 12. Ne4 f6 13. Bd2 Rd8 14. Nc5 Bc8 15. b4 Kh8 16. b5 Ne7 17. a4 Qf7 18. a5 Nd7 19. Nb3 c6 20. bxc6 Nxc6 21. Rfb1 f5 22. Ra4 Nf6 23. Rc4 h6 24. Rxc6 bxc6 25. Nxe5 Qe8 26. Nxc6 Qxe2 27. Nbd4 Qh5 28. Nxd8 Rxd8 29. Rb8 Rxd4 30. Qxc8+ Kh7 31. Bc3 Qd1+ 32. Bf1 Qa4 33. Bxd4 Qxd4 34. Qc4 Qe5 35. Rb5 Qe1 36. h3 h5 37. Rb7 Qe5 38. Qc7 1-0

[Event "ECU pre olympic"]
[Site "Duran"]
[Date "2016.05.09"]
[Round "1"]
[White "Munoz Sanchez, Jhon Marcelo"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2253"]
[BlackElo "2091"]
[PlyCount "39"]
[EventDate "2016.05.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. Bf4 b5 6. cxd5 cxd5 7. e3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Ne5 e6 11. h4 b4 12. Na4 b3 13. Qxb3 Nfd7 14. Nxg6 hxg6 15. Qb7 Qa5+ 16. Nc3 Bb4 17. Rc1 0-0 18. Qxa8 Qxa2 19. Bg2 Qc4 20. Qb7 1-0

[Event "American Continental 08th"]
[Site "Mar del Plata"]
[Date "2012.10.12"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Moyses Sobrinho, Elias"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2139"]
[PlyCount "53"]
[EventDate "2012.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4 a5 5. c5 Nd5 6. Nc3 Nxc3 7. bxc3 d5 8. d4 g6 9. Bd3 Bg7 10. Ne2 0-0 11. h4 b6 12. h5 bxc5 13. Nf4 Bf5 14. Bxf5 gxf5 15. h6 Bxe5 16. dxe5 d4 17. Qf3 Kh8 18. Qxa8 dxc3 19. Qf3 Qd4 20. Qe3 Nc6 21. Qxd4 cxd4 22. Nd3 Nb4 23. Ke2 Rd8 24. Ba3 c5 25. Nxc5 d3+ 26. Nxd3 Rxd3 27. Rad1 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.22"]
[Round "9"]
[White "Sanchez Sandoval, Gonzalo"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2042"]
[BlackElo "2102"]
[PlyCount "95"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f6 8. Bb5+ Kf8 9. a4 cxd4 10. Ba3+ Kf7 11. Ne2 a6 12. Bd3 Qxe5 13. cxd4 f5 14. Qh5+ g6 15. Qh4 Qf6 16. Qg3 Nc6 17. Qc7+ Nge7 18. 0-0 Rd8 19. Rfe1 g5 20. c3 Rd7 21. Qb6 Ng6 22. Nc1 e5 23. Nb3 e4 24. Bf1 Qd8 25. Bc5 Qxb6 26. Bxb6 Rd6 27. a5 Nf4 28. g3 Ne6 29. c4 Nb4 30. Ra4 dxc4 31. Rxb4 cxb3 32. Bc4 Kg6 33. Bxb3 Bd7 34. d5 Nd8 35. Bc5 Rf6 36. Be7 Rf7 37. Rb6+ Kh5 38. d6 Rg7 39. Rc1 Bc6 40. Rc5 Kg6 41. g4 fxg4 42. Rxg5+ Kh6 43. Rf5 Bd7 44. Rf8 Rc8 45. Rxd8 Rc1+ 46. Kg2 Bc6 47. Bf8 e3+ 48. Rxc6 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.21"]
[Round "8"]
[White "Zarate, Fernandoh"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "1720"]
[BlackElo "2102"]
[PlyCount "108"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. f3 a6 8. a4 Bg7 9. Bg5 Nbd7 10. Qd2 h6 11. Be3 Rb8 12. Rc1 Qa5 13. Nge2 Ne5 14. Ng3 h5 15. f4 Ned7 16. Bd3 b5 17. axb5 axb5 18. 0-0 Ng4 19. Kh1 Nxe3 20. Qxe3 c4 21. Bc2 b4 22. Ra1 Qc5 23. Qxc5 Nxc5 24. Nd1 Bg4 25. e5 h4 26. Ne3 hxg3 27. Nxg4 b3 28. Bb1 gxh2 29. Rc1 Rh4 30. Ne3 dxe5 31. Nxc4 Rxf4 32. Ra7 Kf8 33. Nd6 e4 34. Rxc5 Rf1+ 35. Kxh2 Be5+ 36. Kh3 Bxd6 37. Rc6 Rxb1 38. Rxd6 Rxb2 39. Rf6 Rd2 40. Rfxf7+ Kg8 41. Rg7+ Kh8 42. Rh7+ Kg8 43. g4 Rf2 44. Rag7+ Kf8 45. Rc7 Ke8 46. d6 Rf8 47. Rhe7+ Kd8 48. Rcd7+ Kc8 49. Rc7+ Kd8 50. Red7+ Ke8 51. Re7+ Kd8 52. Kh4 Rb6 53. Red7+ Ke8 54. Re7+ Kd8 1/2-1/2

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.20"]
[Round "7"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Roman, Rodrigo"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2102"]
[BlackElo "2053"]
[PlyCount "85"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. h3 h6 9. Be3 Be6 10. Qd2 Nbd7 11. Be2 Qc7 12. Nh2 Qc6 13. f3 d5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Bd3 Nc5 17. Ra3 e4 18. Bxc5 Bxc5 19. fxe4 Qe5 20. Ra1 Qxb2 21. Ke2 Rd8 22. Nf3 Bb4 23. Qc1 Qc3 24. Qe1 Qc5 25. Qf2 Qc3 26. Rhd1 0-0 27. Kf1 Bb3 28. Qe2 Rxd3 29. cxd3 Bxd1 30. Rxd1 Qb3 31. d4 Rc8 32. Ne5 Rc2 33. Qh5 Bd6 34. Qf3 Rc3 35. Rd3 Rxd3 36. Nxd3 Qxa4 37. e5 Bf8 38. d5 b5 39. d6 Qd4 40. Ke2 f6 41. Qf5 Bxd6 42. Qe6+ Kh7 43. exd6 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.19"]
[Round "6"]
[White "Hernandez Sanchez, Jairo Andres"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2279"]
[BlackElo "2102"]
[PlyCount "77"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 e6 3. Nf3 Bb7 4. d3 f5 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 d6 9. e4 fxe4 10. Nd4 Bc8 11. Nxe4 Nxe4 12. Bxe4 Bf6 13. Nxe6 Bxe6 14. Bxa8 Bf5 15. Be4 Bd4 16. Bxf5 Rxf5 17. Be3 Bxb2 18. Rb1 Bc3 19. Qg4 Qf6 20. Rec1 Ba5 21. Qe4 Nd7 22. d4 h5 23. Rb5 c5 24. Rb3 Qf7 25. dxc5 dxc5 26. Rd3 Re5 27. Qb7 Re7 28. Bg5 Nf6 29. Qc8+ Kh7 30. Qf5+ Qg6 31. Qxg6+ Kxg6 32. Bxf6 gxf6 33. Kf1 Re4 34. f3 Re5 35. Kf2 a6 36. a4 Re6 37. Rcd1 Re8 38. Re3 Rb8 39. Rd6 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.18"]
[Round "5"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Gemy Vargas, Jose Daniel"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2102"]
[BlackElo "2345"]
[PlyCount "86"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5c3 Nf6 7. Bc4 Be7 8. 0-0 0-0 9. a4 d6 10. Na3 Be6 11. Be3 Rc8 12. Qe2 Nd4 13. Bxd4 exd4 14. Nd5 Nxd5 15. exd5 Bd7 16. b3 Bf6 17. Rae1 Qa5 18. Nb1 Bg5 19. Qd1 Qc5 20. Bd3 f5 21. Nd2 b5 22. h4 Bxh4 23. Qh5 Bd8 24. axb5 g6 25. Qh2 axb5 26. Ra1 Qxd5 27. Ra7 Rf7 28. Re1 Kg7 29. f4 Bb6 30. Ra6 Qb7 31. Raa1 Bc6 32. Kf2 Re8 33. Rxe8 Bxe8 34. Nf3 Bd8 35. Re1 Qd7 36. Kg3 Re7 37. Rh1 h5 38. Qg1 Re3 39. Qa1 Bf6 40. Kf2 Qb7 41. Rd1 Qb6 42. Qa8 Bc6 43. Qc8 Re8 0-1

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.17"]
[Round "3"]
[White "Espinoza Palomino, Willyam"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2327"]
[BlackElo "2102"]
[PlyCount "149"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Nc6 8. Be2 c4 9. h4 f6 10. Bf4 Qf7 11. Qd2 h5 12. 0-0 Nge7 13. Bh2 Ng6 14. Rfe1 Bd7 15. a4 b6 16. exf6 Qxf6 17. Qg5 Qxg5 18. Nxg5 Nxh4 19. Bg3 Nf5 20. Bf3 Nce7 21. Nxe6 Bxe6 22. Rxe6 Kf7 23. Rae1 Rad8 24. Bf4 Rd7 25. Bg5 g6 26. g3 Rb8 27. Bg2 b5 28. f3 Rb6 29. Rxb6 axb6 30. g4 Nd6 31. axb5 Nxb5 32. gxh5 gxh5 33. Bd2 Na3 34. Ra1 Nb5 35. Kf2 Ra7 36. Rb1 Nd6 37. Rxb6 Ndf5 38. Rb1 Ra2 39. Rc1 Kf6 40. Bh3 Ng6 41. Ke2 Nf8 42. Bf4 Ng6 43. Bd2 Nf8 44. Kd1 Nh4 45. Ke2 Nh7 46. Be1 Ng6 47. Bd2 Ng5 48. Bg2 Nh4 49. Bh1 Nf5 50. Bf4 Ne6 51. Be5+ Kf7 52. Bg2 Ra3 53. Bh3 Nh4 54. Rb1 Ng5 55. Rb7+ Ke8 56. Bd7+ Kf7 57. Bf5+ Ke8 58. Bd7+ Kf7 59. Bg4+ Kg6 60. Rb6+ Kh7 61. Bxh5 Rxc3 62. f4 Ne4 63. f5 Rxc2+ 64. Kd1 Rf2 65. Bg6+ Kh6 66. Be8+ Kg5 67. f6 Ng2 68. f7 Ne3+ 69. Ke1 Nc2+ 70. Kd1 Ne3+ 71. Ke1 Ng2+ 72. Kd1 Ne3+ 73. Ke1 Nc2+ 74. Kd1 Ne3+ 75. Ke1 1/2-1/2

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.17"]
[Round "4"]
[White "Mamani, Joan Franco"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2157"]
[BlackElo "2102"]
[PlyCount "62"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 Nf6 6. Bc4 Qh5 7. dxc5 Bxc5 8. 0-0 0-0 9. Nb3 Bb6 10. Qe2 Nc6 11. Bg5 e5 12. Be3 e4 13. Nfd4 Bg4 14. f3 Bc7 15. h3 Qe5 16. Rfe1 Qh2+ 17. Kf1 exf3 18. Nxf3 Qh1+ 19. Bg1 Nh5 20. Qe3 Nf4 21. Nh4 Bb6 22. Nc5 Bxc5 23. Qxc5 Bxh3 24. Qg5 Bxg2+ 25. Nxg2 Nh3 26. Qc5 b6 27. Qxc6 Qxg1+ 28. Ke2 Qf2+ 29. Kd1 Rac8 30. Bxf7+ Kh8 31. Qe4 Rfd8+ 0-1

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.16"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[ECO "C17"]
[WhiteElo "2102"]
[BlackElo "2271"]
[PlyCount "126"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. c3 Nbc6 9. f4 a6 10. Nd6 cxd4 11. cxd4 Nf5 12. Nxf5 exf5 13. Nf3 Qb6 14. Be2 Be6 15. 0-0 Rac8 16. Rac1 Rc7 17. Rc3 Rfc8 18. Rfc1 h6 19. Kh1 Nd8 20. h3 Bd7 21. Bd3 g6 22. Bc2 Qxb2 23. Rb3 Qxa2 24. Qb4 Rxc2 25. Rg1 a5 26. Qb6 R2c6 27. Qb5 a4 28. Rb4 R6c7 29. Qb6 Ne6 30. Qd6 Bc6 31. Rbb1 Rd7 32. Qb4 Nxf4 33. e6 Nxe6 34. Ne5 Qf2 35. Nxd7 Bxd7 36. Qxb7 Rc7 37. Qb8+ Kg7 38. Rb6 Qf4 39. Rb4 Ng5 40. Rb7 Ne6 41. Rxc7 Qxc7 42. Qb2 Ng5 43. Rf1 Ne4 44. Rf3 Qc4 45. Kh2 Bb5 46. g4 fxg4 47. hxg4 Qe2+ 48. Qxe2 Bxe2 49. Ra3 Bd1 50. Kg2 g5 51. Ra1 Bb3 52. Kf3 Nd2+ 53. Ke2 Nc4 54. Kd3 a3 55. Kc3 Ba4 56. Kb4 Bd7 57. Kc5 Be6 58. Ra2 Kg6 59. Rh2 Nb2 60. Kb4 Bxg4 61. Kxa3 Nc4+ 62. Kb4 Be6 63. Kc3 h5 0-1

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2012.06.15"]
[Round "1"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Torres, Juan Camilo"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2102"]
[BlackElo "2337"]
[PlyCount "125"]
[EventDate "2012.06.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 d6 8. Be2 Be7 9. 0-0 Nbd7 10. Be3 0-0 11. Rc1 b6 12. f3 Bb7 13. b4 Rac8 14. Qb3 Rfe8 15. Rfd1 Qb8 16. Bf2 Bd8 17. g3 Bc7 18. b5 a5 19. Bf1 h5 20. Bg2 g6 21. Nc6 Qa8 22. f4 Ng4 23. e5 Nxf2 24. Kxf2 Nc5 25. Qc2 dxe5 26. Ne4 Nxe4+ 27. Bxe4 f5 28. Rd7 Bxc6 29. Bxc6 Qb8 30. Rcd1 exf4 31. gxf4 Bxf4 32. Rg1 g5 33. Qc3 e5 34. c5 Rcd8 35. Qc4+ Kh8 36. Rgd1 Rxd7 37. Rxd7 Rd8 38. Qf7 Rxd7 39. Bxd7 Qd8 40. c6 e4 41. Qxf5 Qe7 42. h4 e3+ 43. Ke2 Qd6 44. Qd3 Qf6 45. Qc2 g4 46. c7 Bxc7 47. Qxc7 Qf3+ 48. Kd3 e2+ 49. Kd2 Qe4 50. Qc3+ Kh7 51. Ke1 Qd5 52. Qc2+ Kg7 53. Bc6 Qd6 54. Qxe2 Qg3+ 55. Qf2 Qc3+ 56. Kf1 Qc1+ 57. Qe1 Qxa3 58. Qe5+ Kf8 59. Qf6+ Kg8 60. Bd5+ Kh7 61. Qf5+ Kg7 62. Qg5+ Kh7 63. Be4+ 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.11"]
[Round "9"]
[White "Guerrero Zambrano, Joel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2046"]
[BlackElo "2133"]
[PlyCount "137"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nc3 Bb4 5. Qd3 Nf6 6. Bd2 Bxc3 7. Bxc3 0-0 8. Nf3 b6 9. Bb4 Re8 10. c4 Qd8 11. 0-0-0 Bb7 12. Qc2 Nc6 13. Bc3 a5 14. a3 b5 15. cxb5 Ne7 16. Ne5 Ned5 17. Rg1 Qd6 18. Bd3 c6 19. Kb1 cxb5 20. Bxb5 Rec8 21. Nc4 Nxc3+ 22. Qxc3 Be4+ 23. Ka1 Qb8 24. a4 Nd5 25. Qe1 Bg6 26. Qe5 Qxb5 27. axb5 Rxc4 28. b3 Rb4 29. Rd2 a4 30. Ra2 a3 31. Qg3 Rxb5 32. Rc1 Nb4 33. Rd2 Rab8 34. Rc5 R5b6 35. Qc3 h6 36. Rc8+ Rxc8 37. Qxc8+ Kh7 38. Qc5 Rb7 39. f3 Bd3 40. Qa5 Nc2+ 41. Ka2 Bg6 42. Qc3 Nb4+ 43. Kxa3 Nd5 44. Qa5 Rc7 45. Kb2 Rb7 46. Rd1 Nb4 47. Qa8 Rc7 48. Rd2 Nd3+ 49. Rxd3 Bxd3 50. Ka3 Rc2 51. d5 exd5 52. Qxd5 Bg6 53. f4 f6 54. f5 Be8 55. Qe4 Rc8 56. Qb7 Rc5 57. g4 Re5 58. Qf3 Ra5+ 59. Kb4 Rb5+ 60. Kc3 Rc5+ 61. Kb2 Bf7 62. b4 Re5 63. Qd3 Be8 64. h4 Bb5 65. Qf3 Bd7 66. Kc3 Kg8 67. Qb7 Bb5 68. Kd4 Kh7 69. g5 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.10"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Barros, Raul Junior"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2133"]
[BlackElo "2111"]
[PlyCount "88"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Be7 8. Be3 0-0 9. Qd2 Qc7 10. Be2 Nbd7 11. 0-0 b6 12. Rfc1 Bb7 13. b4 Rac8 14. a4 Qb8 15. Rab1 Qa8 16. a5 bxa5 17. bxa5 Rfd8 18. Na4 Rc7 19. Qa2 d5 20. cxd5 exd5 21. Nf5 Bf8 22. Nb6 Nxb6 23. axb6 Rcc8 24. e5 Nd7 25. Qa5 Nxe5 26. Qa1 Nc6 27. Nd4 Re8 28. Kf2 g6 29. Nxc6 Rxc6 30. Bd4 Qd8 31. Bd3 Qg5 32. Kg1 Rce6 33. Re1 Qd2 34. Rxe6 Rxe6 35. Rd1 Qb4 36. Bxa6 Bxa6 37. Qxa6 Bc5 38. Qc8+ Bf8 39. Bf2 d4 40. b7 Rb6 41. Bxd4 Rxb7 42. Be5 Qc5+ 43. Qxc5 Bxc5+ 44. Kh1 Be7 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.09"]
[Round "7"]
[White "Cuellar, Diego"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2124"]
[BlackElo "2133"]
[PlyCount "165"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. h4 f6 8. Nf3 c4 9. Bf4 Qf7 10. h5 Nc6 11. Rb1 Nge7 12. g3 b6 13. Be2 Bd7 14. Kf1 0-0-0 15. Kg2 Rhf8 16. h6 g5 17. exf6 gxf4 18. fxe7 Qxe7 19. Qd2 fxg3 20. fxg3 Qd6 21. Rbf1 e5 22. dxe5 Nxe5 23. Nxe5 Qxe5 24. Rh4 Rxf1 25. Bxf1 Rg8 26. Rf4 Qh5 27. Qe3 Re8 28. Qf3 Qxh6 29. Bxc4 Re1 30. Kf2 Rc1 31. Bd3 Qh2+ 32. Qg2 Qh5 33. Qf3 Qe5 34. Qe3 Qxe3+ 35. Kxe3 h5 36. Kd4 Ba4 37. Rf5 Rd1 38. Ke5 Rg1 39. Kd6 b5 40. Rxh5 Rxg3 41. Kxd5 Bxc2 42. Bxc2 Rxc3 43. Bf5+ Kb7 44. Rh3 Rc1 45. Rh2 Kb6 46. Kd4 Rc4+ 47. Kd5 Ra4 48. Rh3 Rf4 49. Be4 Rf1 50. Kd4 Ra1 51. Rb3 Ka5 52. Bc2 Rh1 53. Kc3 a6 54. Kb2 Rh6 55. Rg3 Rd6 56. Kb3 Rh6 57. Rg6 Rh3+ 58. Kb2 Rh4 59. Rc6 Rf4 60. Kb3 Rf3+ 61. Rc3 Rf6 62. Re3 Rh6 63. Kb2 Rf6 64. Re5 Rb6 65. Kb3 Rh6 66. a4 Rh3+ 67. Kb2 Rh2 68. axb5 axb5 69. Kc3 Rh3+ 70. Bd3 Ka4 71. Re8 b4+ 72. Kc2 Rh5 73. Bc4 Rh2+ 74. Be2 b3+ 75. Kb2 Rg2 76. Re4+ Ka5 77. Kxb3 Rg1 78. Re6 Rg3+ 79. Kc4 Rg1 80. Kc5 Rg5+ 81. Kd4 Rg8 82. Kc3 Rg3+ 83. Bd3 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.08"]
[Round "6"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Ortiz Quishpi, Oscar"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2133"]
[BlackElo "1956"]
[PlyCount "57"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Be2 Bc5 7. 0-0 Nf6 8. Nc3 0-0 9. Bg5 Be7 10. Qd2 h6 11. Be3 Rd8 12. a3 Nc6 13. h3 d5 14. cxd5 exd5 15. Nxc6 bxc6 16. exd5 Nxd5 17. Nxd5 Rxd5 18. Qc1 Bb7 19. Bc4 Rd7 20. b4 Rad8 21. Bc5 Bf6 22. Ra2 Bd4 23. Re2 Bxc5 24. bxc5 Re7 25. Rfe1 Rde8 26. Qc2 Rxe2 27. Rxe2 Re5 28. Qd3 Rxe2 29. Qxe2 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.08"]
[Round "5"]
[White "Leon Magallanes, Isaac David"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1929"]
[BlackElo "2133"]
[PlyCount "65"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 c5 4. Nc3 a6 5. e4 cxd4 6. Nxd4 Qc7 7. Be3 Bb4 8. f3 0-0 9. Qb3 Bc5 10. Na4 b6 11. Qc3 Nc6 12. Nxc5 bxc5 13. Nxc6 Qxc6 14. e5 d5 15. exf6 d4 16. Qc2 dxe3 17. Bd3 Qb6 18. Bxh7+ Kh8 19. fxg7+ Kxg7 20. Be4 Qb4+ 21. Ke2 Rb8 22. b3 f5 23. Bd3 f4 24. g3 Bb7 25. gxf4 Rxf4 26. Rag1+ Kh8 27. Qb2+ Rd4 28. Rg3 Rg8 29. Rh3+ Kg7 30. Rg1+ Kf8 31. Rxg8+ Kxg8 32. Qc1 Rd7 33. Qxe3 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.07"]
[Round "4"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Galls Aguirre, Jorge"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2133"]
[BlackElo "1906"]
[PlyCount "122"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Nc3 c5 4. Bg2 Nc6 5. Nf3 d6 6. h3 e5 7. d3 Nge7 8. 0-0 0-0 9. a3 h6 10. Rb1 a5 11. e3 Be6 12. Qe2 d5 13. e4 dxe4 14. dxe4 Nd4 15. Nxd4 cxd4 16. Nd5 b5 17. b3 a4 18. Bd2 axb3 19. Bb4 Bxd5 20. cxd5 Qd7 21. Rxb3 Rfc8 22. f4 Ra7 23. Rbf3 exf4 24. Rxf4 f5 25. exf5 Nxf5 26. Qg4 Ra6 27. d6 Rxd6 28. Bxd6 Qxd6 29. Be4 h5 30. Qd1 Ne3 31. Qb3+ Kh7 32. Re1 Rc3 33. Qxb5 Nd5 34. Bd3 Nxf4 35. gxf4 Rc5 36. Qe8 Rg5+ 37. fxg5 Qg3+ 38. Kf1 Qf3+ 39. Kg1 Qg3+ 40. Kf1 Qxd3+ 41. Kg2 h4 42. Qe6 Qg3+ 43. Kh1 Qf3+ 44. Kh2 Qg3+ 45. Kh1 Qf3+ 46. Kh2 d3 47. Qe3 d2 48. Qxd2 Be5+ 49. Rxe5 Qg3+ 50. Kh1 Qxe5 51. Qd7+ Kg8 52. Qd3 Qxg5 53. a4 Kh7 54. Qd7+ Kh6 55. Qg4 Qc1+ 56. Kg2 Qd2+ 57. Kf3 Qd1+ 58. Ke3 Qe1+ 59. Kf3 Qd1+ 60. Ke3 Qe1+ 61. Kf3 Qd1+ 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.06"]
[Round "3"]
[White "Cori Tello, Deysi Estella"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "2386"]
[BlackElo "2133"]
[PlyCount "75"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 0-0 6. Bg2 Nxd5 7. 0-0 c6 8. h3 Re8 9. e4 Nb6 10. Nc3 N8d7 11. Qc2 h6 12. Rd1 Nf8 13. b3 Be6 14. Be3 Qd7 15. Kh2 g5 16. Ne5 Qc8 17. f4 f6 18. Nd3 gxf4 19. Nxf4 Bf7 20. Qe2 Ng6 21. Nh5 Kh7 22. Nxg7 Kxg7 23. Rac1 Rh8 24. e5 Qe6 25. Ne4 Nd7 26. exf6+ exf6 27. Qf2 Rhe8 28. Re1 f5 29. d5 cxd5 30. Bd4+ Nde5 31. Nc5 Qd6 32. Qxf5 Kg8 33. Nxb7 Qb4 34. Bxe5 Nxe5 35. Rxe5 Qxb7 36. Rxd5 Qa6 37. Rd7 Bg6 38. Qd5+ 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.06"]
[Round "2"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Krysa, Leandro Sergio"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2133"]
[BlackElo "2357"]
[PlyCount "67"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 a6 6. 0-0 Qc7 7. Be3 Nf6 8. Nd2 Nxd4 9. Bxd4 e5 10. Bc3 Bc5 11. a4 d5 12. exd5 Nxd5 13. Bf3 Nxc3 14. bxc3 Be6 15. Rb1 Rb8 16. c4 0-0 17. Bd5 Qd7 18. Ne4 Be7 19. Nc3 Rfd8 20. Qe2 Qc7 21. f4 Bc5+ 22. Kh1 Bd4 23. f5 Bd7 24. Ne4 Bc6 25. c3 Bxd5 26. cxd5 Bc5 27. f6 g6 28. c4 Bf8 29. h4 Rbc8 30. Rfc1 Bh6 31. Rc2 Qd7 32. a5 Qa4 33. Rxb7 Qxa5 34. Ra2 1-0

[Event "Pan American-ch U20"]
[Site "Duran"]
[Date "2011.06.05"]
[Round "1"]
[White "Chong Chinchay, Eric Joel"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1858"]
[BlackElo "2133"]
[PlyCount "80"]
[EventDate "2011.06.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 c6 6. Qd2 Qc7 7. g4 0-0 8. Bc4 Rd8 9. Bh6 Bh8 10. Nge2 d5 11. exd5 cxd5 12. Bb3 Nc6 13. Bf4 Qa5 14. h4 h5 15. gxh5 Nxh5 16. Be3 Bf5 17. 0-0-0 Rac8 18. Rdg1 e5 19. Bg5 Rd7 20. dxe5 Nxe5 21. Nd4 Nd3+ 22. cxd3 Bxd4 23. Rg2 Rdc7 24. Kb1 Bxc3 25. bxc3 Rxc3 26. Kb2 Qb4 27. d4 Rc2+ 28. Qxc2 Qxd4+ 29. Kb1 Bxc2+ 30. Rxc2 Rxc2 31. Bxc2 Ng3 32. Rd1 Qb4+ 33. Bb3 Ne2 34. Bf6 d4 35. Rc1 Nxc1 36. Kxc1 Qe1+ 37. Kb2 Qf2+ 38. Kc1 Qxf3 39. Bg5 Qe2 40. Bd2 Qh2 0-1

[Event "Pan American U18"]
[Site "Bento Goncalves"]
[Date "2010.08.07"]
[Round "9"]
[White "De Arco, Luis Carlos"]
[Black "Leon Calderon, Jonathan Francisco"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2217"]
[BlackElo "2120"]
[PlyCount "117"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 0-0 6. h3 c6 7. 0-0 Nbd7 8. e5 dxe5 9. dxe5 Nd5 10. Nxd5 cxd5 11. Re1 Nc5 12. Bf1 a5 13. Be3 b6 14. Qd2 Bb7 15. Bh6 Ne6 16. Bxg7 Kxg7 17. Nd4 Qc7 18. c3 Rac8 19. Re3 Kg8 20. Nxe6 fxe6 21. Qd4 Rf7 22. f4 Rcf8 23. g3 Qc5 24. h4 Rc8 25. Rd1 Rff8 26. Be2 b5 27. Qxc5 Rxc5 28. Rd4 Rfc8 29. a3 Kf7 30. Kf2 a4 31. Ke1 h5 32. Kd2 Bc6 33. Bd3 Bd7 34. Re1 Rh8 35. Rg1 Rcc8 36. Ke3 Rhd8 37. g4 Rg8 38. Bb1 Rg7 39. Rd2 Bc6 40. gxh5 d4+ 41. cxd4 gxh5 42. Rxg7+ Kxg7 43. Rc2 Kf7 44. Rc5 Ke8 45. Be4 Kd7 46. Bxc6+ Rxc6 47. Rxc6 Kxc6 48. Ke4 b4 49. axb4 Kb5 50. d5 exd5+ 51. Kxd5 Kxb4 52. f5 Kb3 53. f6 exf6 54. exf6 Kxb2 55. f7 a3 56. f8Q a2 57. Qb4+ Kc2 58. Qa4+ Kb2 59. Ke5 1-0

[Event "Pan American U18"]
[Site "Bento Goncalves"]
[Date "2010.08.06"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2120"]
[BlackElo "2047"]
[PlyCount "105"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. e4 d6 4. g3 g6 5. Bg2 Bg7 6. Nge2 0-0 7. 0-0 e5 8. b4 Be6 9. d3 Nfd7 10. Rb1 Na6 11. Be3 Qc7 12. Qd2 f5 13. Rfc1 Nf6 14. h3 fxe4 15. Nxe4 Nxe4 16. dxe4 Qf7 17. b5 Nb8 18. Rb4 c5 19. Rb2 Bxc4 20. Qxd6 b6 21. Nc3 Nd7 22. Rd2 Nf6 23. Qxe5 Nd5 24. Qxg7+ Kxg7 25. Nxd5 Bxb5 26. Bf4 Rad8 27. Be5+ Kg8 28. Rb2 Bd3 29. Nf6+ Qxf6 30. Bxf6 Rxf6 31. Rd2 Rfd6 32. Rcd1 Rd4 33. e5 Kf7 34. Bf1 Bc2 35. Rxd4 cxd4 36. Bc4+ Ke7 37. Rd2 d3 38. f4 Rc8 39. Bd5 Bb1 40. Kf2 Rc5 41. Bg8 h6 42. Ke3 Rc1 43. Bd5 b5 44. g4 Re1+ 45. Kf2 Rc1 46. Bb3 Rh1 47. f5 gxf5 48. gxf5 Rxh3 49. f6+ Kf8 50. e6 Rh5 51. Ke3 Re5+ 52. Kf4 Re2 53. Bd5 1-0

