[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.02.02"]
[Round "9"]
[White "Condori Lima, Baruc Sami"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1829"]
[BlackElo "1495"]
[PlyCount "73"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. d4 d5 4. Bf4 Be7 5. Nf3 0-0 6. e3 a6 7. a4 b6 8. Bd3 Bb7 9. 0-0 Nbd7 10. Qe2 Ne4 11. Nd2 f5 12. f3 Nxc3 13. bxc3 c6 14. e4 fxe4 15. fxe4 Nf6 16. e5 Ne8 17. Qh5 Rf5 18. Bxf5 exf5 19. Qxf5 Bc8 20. Qh5 Be6 21. cxd5 cxd5 22. Qf3 Nc7 23. Qg3 Bh4 24. Qe3 b5 25. a5 Be7 26. Nf3 h6 27. Qd3 Qd7 28. Qg6 Bf7 29. Qg3 Kh7 30. e6 Nxe6 31. Ne5 Qe8 32. Bxh6 Bg6 33. Bd2 Bd6 34. Qh3+ Kg8 35. Rae1 Be4 36. Nf7 Bc7 37. Qh8# 1-0

[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.30"]
[Round "4"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Vasquez Florez, Yoshua Marcelo"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1495"]
[BlackElo "1860"]
[PlyCount "99"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Be7 9. Nf3 Nbd7 10. 0-0 0-0 11. a3 a5 12. Rab1 h6 13. Bh4 Nb6 14. Ne5 Nfd7 15. Bg3 Nxe5 16. Bxe5 Nc4 17. Bg3 f5 18. Ne2 g5 19. Be5 Bd6 20. f4 Bxe5 21. fxe5 Qd7 22. Ng3 Nxe3 23. Qxe3 f4 24. Qd3 fxg3 25. Qg6+ Qg7 26. Qxg7+ Kxg7 27. hxg3 Kg6 28. Rbc1 Rf5 29. Rf3 Rxf3 30. gxf3 Kf5 31. Kf2 Ke6 32. Ke3 Rh8 33. Rh1 c5 34. f4 gxf4+ 35. gxf4 cxd4+ 36. Kxd4 h5 37. Rg1 Kf5 38. Re1 Ke6 39. Rg1 Kf5 40. Kxd5 Rd8+ 41. Kc5 Kxf4 42. e6 h4 43. e7 Re8 44. Kd6 h3 45. Kd7 Rxe7+ 46. Kxe7 h2 47. Rc1 Kg3 48. Kd7 Kg2 49. Kc7 h1Q 50. Rxh1 1-0

[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.30"]
[Round "5"]
[White "Requejo Cotrina, Oswaldo Valentin"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2232"]
[BlackElo "1495"]
[PlyCount "108"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Nc6 5. d4 exd4 6. cxd4 Bb6 7. Bb5 Bd7 8. 0-0 Nge7 9. Kh1 0-0 10. d5 Ne5 11. Bxd7 Nxd7 12. Nc3 f6 13. Nd4 Bxd4 14. Qxd4 Nb6 15. b3 c5 16. dxc6 bxc6 17. Rd1 d5 18. Ba3 Re8 19. Rac1 Ng6 20. f5 Ne5 21. exd5 cxd5 22. Nxd5 Qxd5 23. Qxd5+ Nxd5 24. Rxd5 Ng4 25. h3 Nh6 26. Rcd1 Nf7 27. Bc5 Re5 28. b4 a6 29. a4 Rae8 30. b5 axb5 31. axb5 Rc8 32. Ba7 Rc1 33. Rxc1 Rxd5 34. b6 Nd6 35. Rc6 Nb7 36. Rc7 Na5 37. b7 Nxb7 38. Rxb7 Rxf5 39. Rc7 h6 40. Bc5 Kh7 41. Kh2 Rg5 42. Kg1 Rg6 43. Kf2 h5 44. Be3 f5 45. Bd4 h4 46. Be5 Kg8 47. Rc4 Rh6 48. Bf4 Rh5 49. Rc6 Kf7 50. Kf3 Kg8 51. Rg6 Kf7 52. Rg5 Rxg5 53. Bxg5 Ke6 54. Kf4 Kd5 1-0

[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.28"]
[Round "2"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Llanto Llacsa, Yaden Wilden"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1495"]
[BlackElo "1807"]
[PlyCount "86"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nc3 Nc6 5. e3 Ngxe5 6. Be2 Bb4 7. Bd2 0-0 8. Nf3 d6 9. 0-0 Bf5 10. a3 Ba5 11. b4 Bb6 12. Na4 Rb8 13. Nxe5 Nxe5 14. c5 dxc5 15. bxc5 Bd7 16. Bc3 Qe8 17. cxb6 Bxa4 18. Qd4 f6 19. bxa7 Ra8 20. Bc4+ Kh8 21. Rfb1 Bc6 22. Bd5 Rd8 23. Bxc6 Qxc6 24. Qb4 Nd3 25. Qb3 b6 26. Bd4 Nf4 27. exf4 Rxd4 28. g3 Qb7 29. Rd1 Rxd1+ 30. Rxd1 Qxa7 31. Rd7 Qb8 32. Qe6 c5 33. Qe7 Rg8 34. Rb7 Qa8 35. h4 c4 36. Rc7 c3 37. Kh2 h6 38. Rxc3 Re8 39. Qc7 Kh7 40. Qc6 Qd8 41. Qf3 Kh8 42. Re3 Rg8 43. Kg2 Qc7 1/2-1/2

[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.28"]
[Round "1"]
[White "Wong Pages, Juan Diego"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2011"]
[BlackElo "1495"]
[PlyCount "136"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. Be3 0-0 11. f3 Ng5 12. f4 Ne4 13. Nd2 Bb6 14. Nxe4 dxe4 15. Qe2 Qe7 16. Nb3 f5 17. exf6 Rxf6 18. Rae1 Re8 19. Nd2 Bf5 20. Nc4 Rh6 21. a4 Qh4 22. g3 Qe7 23. a5 Bc5 24. Ne5 Bxe3+ 25. Qxe3 Qb4 26. Qb3+ Qxb3 27. cxb3 Rd6 28. g4 Bxg4 29. Nxg4 Rg6 30. h3 h5 31. f5 Rg5 32. Rf4 hxg4 33. hxg4 e3 34. Kg2 g6 35. Kf3 gxf5 36. Rxf5 Rxf5+ 37. gxf5 Re5 38. Kf4 Rxa5 39. Rxe3 Kf7 40. Kg5 Rd5 41. Rh3 Kg7 42. Rc3 Rd6 43. Rc4 a6 44. Ra4 c5 45. Rc4 Rd2 46. Rxc5 Rg2+ 47. Kf4 Rxb2 48. Rxc7+ Kf6 49. Rc6+ Kf7 50. Rb6 a5 51. Ke5 Re2+ 52. Kf4 Rf2+ 53. Ke4 Rf1 54. Rb5 Rb1 55. Ke5 Re1+ 56. Kd6 Ra1 57. Ke5 Re1+ 58. Kd4 Ra1 59. Kc3 Rh1 60. Rxa5 Rh3+ 61. Kc4 Kf6 62. Rd5 Rh4+ 63. Kc5 Rh8 64. b4 Rb8 65. b5 Rc8+ 66. Kb6 Rh8 67. Kc6 Rh7 68. b6 Rh8 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.03"]
[Round "9"]
[White "Sardon Aragon, Alejandro Ulysses"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1442"]
[BlackElo "1485"]
[PlyCount "63"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. a4 a5 7. 0-0 d6 8. h3 Ne7 9. d4 exd4 10. cxd4 Bb6 11. e5 dxe5 12. dxe5 Nfd5 13. Bg5 Qd7 14. Re1 c6 15. Na3 Qc7 16. Rc1 Qb8 17. Qb3 Qa7 18. Re2 h6 19. Bxe7 Nxe7 20. e6 f6 21. Rd1 Kh8 22. Red2 Bc7 23. Nd4 Qb8 24. Qc2 Re8 25. Nf5 Nd5 26. Bxd5 cxd5 27. Nb5 Bf4 28. Rxd5 Bxe6 29. Rc5 Rc8 30. Ne7 Rxc5 31. Qxc5 Qe5 32. Ng6+ 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.02"]
[Round "8"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Porras Taipe, Rodrigo Thiago"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1485"]
[BlackElo "1489"]
[PlyCount "97"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[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 Bf5 4. Nc3 Nf6 5. Bg5 e6 6. e3 Bb4 7. Qb3 a5 8. a3 Bxc3+ 9. bxc3 Ra7 10. cxd5 cxd5 11. Bb5+ Nc6 12. Ne5 Qc7 13. Bf4 Qc8 14. 0-0 Nd7 15. Nxd7 Qxd7 16. Qa4 0-0 17. Rfc1 Rc8 18. c4 f6 19. cxd5 exd5 20. Rc5 Bg6 21. Rac1 Be8 22. h3 Qe6 23. Rxd5 Ne7 24. Rdc5 Rxc5 25. Rxc5 Bxb5 26. Qxb5 Kf7 27. Rc7 Qa2 28. Qd7 Qb1+ 29. Kh2 Qe4 30. Bd6 a4 31. Qxe7+ Qxe7 32. Rxe7+ Kg6 33. Bc5 Ra6 34. Rxb7 Ra8 35. Ra7 Rb8 36. Rxa4 Rb2 37. Kg3 f5 38. Ra8 h6 39. a4 Ra2 40. a5 Ra1 41. a6 Kg5 42. a7 Rh1 43. Rf8 h5 44. a8Q h4+ 45. Kf3 f4 46. Qd5+ Kh6 47. Rh8+ Kg6 48. Qe6+ Kg5 49. Be7# 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.02"]
[Round "7"]
[White "Sanchez Sanchez, Leonardo Daniel"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1556"]
[BlackElo "1485"]
[PlyCount "73"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. Nf3 Bf5 4. e3 h6 5. g3 Nbd7 6. d4 e6 7. Bg2 Bd6 8. 0-0 0-0 9. c4 c6 10. Nc3 Qe7 11. Qe2 Rad8 12. Rad1 Bh7 13. Nd2 Rfe8 14. e4 dxe4 15. Ndxe4 Bc7 16. a3 Nxe4 17. Nxe4 e5 18. d5 cxd5 19. cxd5 Bd6 20. Nxd6 Qxd6 21. f4 exf4 22. Qg4 Nf6 23. Qxf4 Qxf4 24. Rxf4 Re2 25. Bxf6 gxf6 26. Rxf6 Bg6 27. d6 b6 28. Bd5 Kg7 29. Rdf1 Rf8 30. d7 Re7 31. Bc6 Rd8 32. R1f3 Be4 33. Bxe4 Rxe4 34. Rxf7+ Kg6 35. R3f6+ Kg5 36. Kg2 h5 37. h4+ 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.31"]
[Round "5"]
[White "Colque Mendoza, Fabrizio Daniel"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1682"]
[BlackElo "1485"]
[PlyCount "115"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bb6 6. Nc3 d6 7. Qd2 0-0 8. Bg5 Be6 9. Nd5 Bxd5 10. Bxd5 Rb8 11. 0-0-0 Nd4 12. Nxd4 Bxd4 13. c3 Bb6 14. f4 exf4 15. Qxf4 Nxd5 16. exd5 Qd7 17. Rde1 Rfe8 18. Qf3 f6 19. Be3 Qf7 20. Bxb6 axb6 21. a3 Re7 22. Rxe7 Qxe7 23. Kd2 Re8 24. Rf1 Qe5 25. g3 Qg5+ 26. Kc2 Re3 27. Qg2 Qe5 28. Kd2 Qe8 29. Rf4 Re5 30. a4 Qf7 31. c4 Qd7 32. b3 Qe8 33. Re4 Rxe4 34. Qxe4 Qxe4 35. dxe4 Kf7 36. Ke3 c6 37. b4 c5 38. bxc5 bxc5 39. Kf4 h5 40. a5 g6 41. h3 Ke7 42. g4 hxg4 43. Kxg4 Kf7 44. Kf4 Kg7 45. h4 Kh6 46. Kg4 Kg7 47. Kg3 g5 48. hxg5 fxg5 49. e5 dxe5 50. Kf3 Kf6 51. Ke4 g4 52. Ke3 Ke7 53. Kf2 e4 54. Kg3 e3 55. Kg2 Kd6 56. Kg3 Ke7 57. Kg2 Kd6 58. Kg3 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.31"]
[Round "4"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1485"]
[BlackElo "1592"]
[PlyCount "92"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 c6 4. Nc3 d5 5. Bg5 Nbd7 6. e3 Bb4 7. Qc2 Qa5 8. Nd2 dxc4 9. Bxf6 Nxf6 10. Bxc4 Nd5 11. Rc1 b5 12. Bd3 Bd7 13. 0-0 Rc8 14. Nb3 Qd8 15. Ne4 0-0 16. a3 Be7 17. Nec5 h6 18. Rfd1 Qc7 19. Qe2 Bd6 20. h3 e5 21. Nxd7 Qxd7 22. Be4 f5 23. Bxd5+ cxd5 24. dxe5 Rxc1 25. Rxc1 Bxe5 26. Rc5 a6 27. Qc2 f4 28. e4 Qf7 29. Rxd5 Qf6 30. Nc5 Rc8 31. b4 Bd4 32. Qd3 Bxc5 33. Rxc5 Rxc5 34. bxc5 Qa1+ 35. Kh2 Qe5 36. Qd5+ Qxd5 37. exd5 Kf7 38. Kg1 a5 39. Kf1 a4 40. Ke1 b4 41. Kd2 b3 42. Kc3 Ke7 43. g3 fxg3 44. fxg3 h5 45. h4 Kd7 46. Kb2 Kc7 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.30"]
[Round "3"]
[White "Angeles Castillo, Bastian Missael Val"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1637"]
[BlackElo "1485"]
[PlyCount "156"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. h3 a6 8. Bb3 Ne7 9. Nh4 Be6 10. Qf3 Bxb3 11. axb3 Ng6 12. Nf5 Qd7 13. Na3 c6 14. Nc2 d5 15. Bg5 Ne8 16. Rad1 f6 17. Bc1 d4 18. g3 Nc7 19. Kg2 Rad8 20. Rh1 Ne6 21. h4 Qf7 22. Qg4 Kh8 23. Ne1 Ne7 24. h5 Nxf5 25. Qxf5 Nc7 26. c4 Qe6 27. Qxe6 Nxe6 28. f4 Bd6 29. f5 Nc7 30. Nf3 h6 31. Kf2 c5 32. Bd2 Rb8 33. Nh4 Kg8 34. Ng6 Rfc8 35. Ra1 b5 36. Rhb1 bxc4 37. bxc4 Rb3 38. Ke2 Rcb8 39. Bc1 Kf7 40. Ra2 Ke8 41. Rba1 Kd7 42. Ra3 Kc6 43. Rxb3 Rxb3 44. Kd2 Rb8 45. Kc2 Kd7 46. Bd2 Kc6 47. Ba5 Ra8 48. Nh4 Ra7 49. Nf3 Kd7 50. Ne1 Kc6 51. Kc1 Kd7 52. Nc2 Kc6 53. Ra4 Ra8 54. b4 cxb4 55. Nxb4+ Bxb4 56. Bxb4 Rb8 57. Kc2 Ra8 58. Ba5 Ra7 59. Rb4 Ne8 60. Rb6+ Kd7 61. Kb3 Nc7 62. c5 Nb5 63. Kc4 Kc8 64. c6 Ra8 65. Kc5 Ra7 66. g4 Nc3 67. Bxc3 dxc3 68. Rb3 c2 69. Rc3 Kc7 70. Rxc2 a5 71. Ra2 a4 72. Kb5 a3 73. Kb4 Kxc6 74. Rc2+ Kb6 75. Ra2 Kc6 76. Rc2+ Kb6 77. Ra2 Kc6 78. Rc2+ Kb6 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.29"]
[Round "2"]
[White "Gallegos Quispe, Daniel Paolo"]
[Black "Nunez Castaneda, Joaquin Alonso"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1786"]
[BlackElo "1485"]
[PlyCount "83"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. c3 b5 7. Bc2 d6 8. d4 0-0 9. h3 Re8 10. Re1 Bd7 11. a4 Qb8 12. Bg5 Bc8 13. axb5 axb5 14. Rxa8 Qxa8 15. Bd3 Ba6 16. Qb3 Qb7 17. d5 Na7 18. Nbd2 Ra8 19. Ra1 Nc8 20. Bxb5 Rb8 21. Bxa6 Qxb3 22. Nxb3 Nxe4 23. Bxe7 Nxe7 24. Bc4 Nf6 25. Ra5 Nexd5 26. Bxd5 Nxd5 27. Rxd5 Rxb3 28. Rd2 h6 29. Kf1 g5 30. Ke2 f5 31. Rc2 Kf7 32. Nd2 Rb8 33. b4 Ke6 34. Kd3 c6 35. Ra2 Rb7 36. Ra6 Rc7 37. c4 Kf7 38. b5 cxb5 39. cxb5 Ke7 40. b6 Rd7 41. Ra7 d5 42. b7 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.29"]
[Round "1"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Sanchez Negreiros, Jose Alberto"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1485"]
[BlackElo "1972"]
[PlyCount "100"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Nf6 5. Nf3 a6 6. a4 c5 7. 0-0 Nc6 8. Nc3 cxd4 9. exd4 Nb4 10. Bg5 Be7 11. h3 0-0 12. Re1 b6 13. Qe2 Bb7 14. Rad1 Nfd5 15. Bxe7 Qxe7 16. Nxd5 Nxd5 17. Qe5 Rad8 18. Nd2 Nf6 19. f4 Qd7 20. Nf1 Qxa4 21. Ne3 Nd5 22. Bxd5 Bxd5 23. f5 f6 24. Qf4 e5 25. Qg4 Bb3 26. Ra1 Qxd4 27. Rxa6 Qc5 28. Ra7 Rf7 29. Rxf7 Bxf7 30. Qe2 b5 31. Kh2 h6 32. Qf3 Rd3 33. Qa8+ Kh7 34. Qe4 Qd4 35. Ng4 h5 36. Qxd4 exd4 37. Nf2 Rd2 38. Ne4 Rxb2 39. Rd1 Rb4 40. Rd3 Bb3 41. Rd2 Bd5 42. Ng3 Ra4 43. Nxh5 Ra2 44. Rxa2 Bxa2 45. Nf4 Bc4 46. Kg3 b4 47. Kf2 b3 48. Ne2 Bxe2 49. Kxe2 b2 50. Kd3 b1Q+ 0-1

