[Event "Mar de Ajo op 5th"]
[Site "Mar de Ajo"]
[Date "2023.11.12"]
[Round "5"]
[White "Heredia, Valentin"]
[Black "De Dovitiis, Alejo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2019"]
[BlackElo "2255"]
[PlyCount "69"]
[EventDate "2023.11.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 a5 7. Bd3 Na6 8. Nge2 Be7 9. 0-0 Nh5 10. Bxe7 Qxe7 11. Qd2 0-0 12. f3 Qg5 13. Rad1 f5 14. Nf4 Nc7 15. Na4 Nxf4 16. exf4 Qf6 17. Bb1 Ne6 18. Rfe1 Qd8 19. Re5 b5 20. Nc5 Nxc5 21. dxc5 Rf7 22. Rde1 Bd7 23. R1e2 Qf8 24. Qd4 Re8 25. Rxe8 Bxe8 26. Re5 Bd7 27. a3 a4 28. Kf2 Re7 29. Rxe7 Qxe7 30. g3 Kf7 31. Qe3 Qf6 32. Qe5 Qxe5 33. fxe5 Ke6 34. f4 g5 35. Ke3 1/2-1/2

[Event "Mar de Ajo op 5th"]
[Site "Mar de Ajo"]
[Date "2023.11.10"]
[Round "2"]
[White "Valerga, Diego"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2429"]
[BlackElo "2019"]
[PlyCount "113"]
[EventDate "2023.11.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. Be3 h6 9. d5 Ne7 10. Nd2 Ne8 11. c5 f5 12. f3 f4 13. Bf2 g5 14. cxd6 cxd6 15. Rc1 Ng6 16. Nb5 Bd7 17. Nxa7 Rf7 18. Qb3 h5 19. Qb6 Qf6 20. Bb5 Bxb5 21. Qxb5 g4 22. Kh1 Nh4 23. Rc8 Rxc8 24. Nxc8 Nc7 25. Qe2 Bf8 26. fxg4 Nxg2 27. Rg1 f3 28. Qxf3 Qxf3 29. Nxf3 Rxf3 30. Rxg2 Rf4 31. gxh5+ Kf7 32. Bb6 Ne8 33. Rf2 Rxf2 34. Bxf2 Nf6 35. Kg2 Nxe4 36. Bh4 Nc5 37. Nb6 Nd3 38. b3 Nc1 39. Bg5 Nxa2 40. Bd2 e4 41. Kf2 Bg7 42. Nc4 Ke7 43. h6 Bd4+ 44. Ke2 Nc3+ 45. Bxc3 Bxc3 46. Ke3 b5 47. Na3 Bb2 48. Nxb5 Bc1+ 49. Kxe4 Bxh6 50. Kf5 Bc1 51. Nc3 Bb2 52. Ne4 Be5 53. h4 Bb2 54. h5 Ba1 55. b4 Bd4 56. b5 Bh8 57. b6 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.07"]
[Round "9"]
[White "Heredia, Valentin"]
[Black "Besso, Javier Alejandro"]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2073"]
[BlackElo "1763"]
[PlyCount "64"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 g6 4. cxd5 Nxd5 5. e4 Nb6 6. h3 Bg7 7. Nc3 0-0 8. Be3 Nc6 9. Be2 e5 10. d5 Ne7 11. Bc5 Re8 12. 0-0 Bd7 13. d6 Nec8 14. dxc7 Qxc7 15. Ba3 Rd8 16. Rc1 Bc6 17. Qb3 Nd6 18. Nd5 Qd7 19. Nxb6 axb6 20. Rfd1 Bf8 21. Nxe5 Qe8 22. Nxc6 bxc6 23. Qxb6 Qxe4 24. Bf3 Qf4 25. Qd4 Qg5 26. Qd2 Qxd2 27. Rxd2 Bh6 28. Rxd6 Rxd6 29. Rc2 Re6 30. Rxc6 Rxc6 31. Bxc6 Rc8 32. Bd5 Bc1 1/2-1/2

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.06"]
[Round "8"]
[White "Wardak, Dante"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1655"]
[BlackElo "2073"]
[PlyCount "76"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 c6 6. 0-0-0 b5 7. f3 Qc7 8. g4 a5 9. d5 b4 10. Na4 c5 11. e5 Nfd7 12. exd6 exd6 13. h4 Ba6 14. Bxa6 Nxa6 15. Bg5 h6 16. Re1+ Ne5 17. f4 hxg5 18. fxe5 0-0-0 19. e6 Rde8 20. Nf3 gxh4 21. Rxh4 Rxh4 22. Nxh4 Kb7 23. Rf1 fxe6 24. dxe6 Qc6 25. Rf7+ Nc7 26. Rxg7 Qh1+ 27. Qd1 Qxh4 28. Rf7 Qg5+ 29. Kb1 Rxe6 30. Qf3+ Kb8 31. Rf8+ Ne8 32. a3 Qe7 33. Rh8 Re1+ 34. Ka2 Qe6+ 35. b3 Qe5 36. c3 Qxh8 37. Qf2 Qh1 38. cxb4 Ra1+ 0-1

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.05"]
[Round "7"]
[White "Heredia, Valentin"]
[Black "Tohme, Jose Luis"]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "2073"]
[BlackElo "1599"]
[PlyCount "92"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 c6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Qb6 11. Ng5 Re8 12. Bf4 Na6 13. Nxe6 Rxe6 14. Bxd6 Rd8 15. c5 Qa5 16. Qc4 Kf7 17. Rad1 Qb4 18. Qxb4 Nxb4 19. a3 Na6 20. e4 Ne8 21. exf5 gxf5 22. Bh3 Nxd6 23. Rxd6 Rexd6 24. cxd6 Kg6 25. Rd1 Bf8 26. d7 Nb8 27. Ne2 Rxd7 28. Rxd7 Nxd7 29. Nd4 Ne5 30. Bxf5+ Kf6 31. Bxh7 Nc4 32. b3 Nxa3 33. h4 c5 34. Nc2 Nb5 35. g4 Nd6 36. Bd3 Ke5 37. f3 Kf4 38. Kf2 b5 39. Ne3 a5 40. Nf5 Nxf5 41. Bxf5 Be7 42. h5 Bg5 43. Bd7 c4 44. bxc4 bxc4 45. Bb5 c3 46. Ba4 Bh6 1/2-1/2

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.04"]
[Round "6"]
[White "Tunez, Adrian"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1947"]
[BlackElo "2073"]
[PlyCount "55"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. exd5 Qxd5 7. Nc3 Qa5 8. Bc4 Nf6 9. Ne5 0-0 10. Qb3 e6 11. 0-0 Na6 12. Bd2 Qb4 13. Qc2 Rd8 14. Bxa6 bxa6 15. Nc6 Qb6 16. Nxd8 Qxd8 17. Ne4 Bb7 18. Nc5 Qc7 19. Rac1 Ng4 20. g3 Bd5 21. Nxa6 Qb7 22. Nc5 Qc6 23. Qa4 Qd6 24. Bf4 e5 25. dxe5 Bxe5 26. Rfd1 Rd8 27. Bg5 Rc8 28. Ne4 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.03"]
[Round "5"]
[White "Heredia, Valentin"]
[Black "Bertona, Fernando"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2073"]
[BlackElo "2397"]
[PlyCount "80"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. cxd5 cxd5 6. 0-0 Nc6 7. d3 e6 8. b3 Be7 9. Bb2 0-0 10. Nbd2 h6 11. Rc1 Rc8 12. a3 Qb6 13. Nb1 Rfd8 14. Nc3 a5 15. Na4 Qa7 16. Nc3 Ne8 17. Nb5 Qb6 18. Nbd4 Bh7 19. Qd2 Bf6 20. Nxc6 bxc6 21. Bxf6 Nxf6 22. b4 axb4 23. Qxb4 Qa7 24. Rc5 Nd7 25. Ra5 Qc7 26. d4 Rb8 27. Qc3 Qb6 28. Rc1 Rdc8 29. Ne5 Nxe5 30. dxe5 Bf5 31. Rc5 Qb3 32. h4 Qa2 33. Rxc6 Rxc6 34. Qxc6 Qxe2 35. Qc7 Rb2 36. Qc8+ Kh7 37. Qc5 Qxe5 38. a4 Ra2 39. a5 Qb2 40. Bf1 Rxa5 0-1

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.02"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Lo Presti, Roberto"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2073"]
[BlackElo "1855"]
[PlyCount "50"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 0-0 6. Qc2 a6 7. Bf4 dxc4 8. Qxc4 Nd5 9. Nc3 b5 10. Qd3 Bb7 11. Nxd5 Bxd5 12. Rc1 Ra7 13. h4 Nd7 14. Ng5 g6 15. Bxd5 exd5 16. Nxh7 Kxh7 17. h5 f5 18. hxg6+ Kxg6 19. g4 Bg5 20. gxf5+ Kg7 21. Qg3 Kf7 22. Rh7+ Ke8 23. Bxc7 Rxc7 24. Rxc7 Rf7 25. Rxf7 Kxf7 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.01"]
[Round "3"]
[White "Ocampos, Ian Guido"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2211"]
[BlackElo "2073"]
[PlyCount "43"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Be3 Nc6 6. Qd2 Bg7 7. f3 0-0 8. 0-0-0 d6 9. Nge2 a6 10. h4 h5 11. Bh6 b5 12. g4 hxg4 13. h5 Ne5 14. Bxg7 Kxg7 15. hxg6 fxg6 16. Qh6+ Kf7 17. f4 Nf3 18. e5 Nh5 19. Qh7+ Ng7 20. Ng3 Qb6 21. Nd5 Qc6 22. Bd3 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.04.30"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Della Morte, German"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2073"]
[BlackElo "2339"]
[PlyCount "60"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. h3 e5 7. d5 Nh5 8. g3 Na6 9. Be2 Qe8 10. Nh2 Nf6 11. Ng4 Nxg4 12. hxg4 f5 13. gxf5 gxf5 14. Bg5 Nc5 15. b4 Nxe4 16. Nxe4 fxe4 17. Bh5 Qd7 18. Be3 b5 19. c5 a5 20. c6 Qe7 21. a3 Bf5 22. Kf1 Rfb8 23. Kg2 Qf8 24. Qd2 Ra6 25. Be2 Qc8 26. Bh6 Bf6 27. Bg5 Bh8 28. Bh6 Bf6 29. Bg5 Bg7 30. Bh6 Bf6 1/2-1/2

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.04.29"]
[Round "1"]
[White "Molina Salazar, Facundo"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1498"]
[BlackElo "2073"]
[PlyCount "116"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb3 Bg7 6. Be2 Nf6 7. Nc3 0-0 8. 0-0 a6 9. Bg5 b5 10. a3 d6 11. f4 Bb7 12. Bf3 a5 13. a4 b4 14. Nd5 Nxd5 15. exd5 Qb6+ 16. Kh1 Nd4 17. Nxd4 Bxd4 18. Rb1 Rfe8 19. Re1 Bf6 20. c4 Qc5 21. Bxf6 exf6 22. b3 Re3 23. Rxe3 Qxe3 24. Qe2 Qxe2 25. Bxe2 Re8 26. Bf3 Re3 27. Kg1 Kf8 28. Kf2 Rc3 29. Bd1 Bc8 30. Rb2 Bf5 31. h3 Be4 32. Re2 f5 33. Re3 Ke7 34. g4 Kd8 35. Ke2 Rc1 36. Kd2 Ra1 37. gxf5 Bxf5 38. Bg4 Ra2+ 39. Ke1 Bc2 40. c5 dxc5 41. d6 h5 42. Be2 Kd7 43. Bc4 Kxd6 44. Bxf7 Rb2 45. Re6+ Kd7 46. Re3 Bf5 47. Bc4 Rh2 48. Bf1 Kd6 49. Rg3 Kd5 50. Bg2+ Kd4 51. Kf1 h4 52. Rg5 Bxh3 53. Rd5+ Kc3 54. Rxc5+ Kxb3 55. Bxh3 Rxh3 56. Rxa5 Ka2 57. Re5 b3 58. a5 b2 0-1

[Event "ARG-ch U20"]
[Site "Buenos Aires"]
[Date "2023.02.21"]
[Round "9"]
[White "Heredia, Valentin"]
[Black "Ibarra, Juan Martin"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2135"]
[BlackElo "2171"]
[PlyCount "102"]
[EventDate "2023.02.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 h6 6. c4 c6 7. Qb3 Qb6 8. c5 Qa6 9. h4 Be7 10. Nc3 Nbd7 11. Qa4 Qxa4 12. Nxa4 b6 13. b4 0-0 14. Bf4 Ne4 15. Nd2 Nxd2 16. Bxd2 Bf6 17. Bc3 Rfb8 18. Rfe1 Bc2 19. Nb2 bxc5 20. bxc5 Nxc5 21. Rac1 Bg6 22. Nd1 Na4 23. Ba1 c5 24. dxc5 Bxa1 25. Rxa1 Nxc5 26. Rc1 Rc8 27. Nc3 Rab8 28. Red1 a5 29. Bf3 Kf8 30. Bg4 h5 31. Bh3 Ne4 32. Nxe4 Rxc1 33. Rxc1 Bxe4 34. f3 Rb1 35. Rf1 Bg6 36. Rxb1 Bxb1 37. a3 Ke7 38. Kf2 Kd6 39. Ke3 Kc5 40. Kd2 Kc4 41. Bf1 d4 42. e4+ d3 43. g4 g6 44. gxh5 gxh5 45. Bh3 Kd4 46. Bg4 hxg4 47. h5 Ke5 48. fxg4 Kf6 49. e5+ Kg5 50. Ke3 d2 51. Kxd2 Kxg4 0-1

[Event "ARG-ch U20"]
[Site "Buenos Aires"]
[Date "2023.02.20"]
[Round "7"]
[White "Heredia, Valentin"]
[Black "Yeza, Tiago"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2135"]
[BlackElo "1808"]
[PlyCount "127"]
[EventDate "2023.02.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. c4 0-0 6. Qc2 c6 7. 0-0 b6 8. b3 Bb7 9. Nc3 Na6 10. e4 dxe4 11. Nxe4 c5 12. Nxf6+ Bxf6 13. Ng5 Bxg5 14. Bxg5 Qxg5 15. Bxb7 Nb4 16. Qc3 Rab8 17. dxc5 bxc5 18. Be4 f5 19. Bg2 Qf6 20. Rfc1 Qxc3 21. Rxc3 a5 22. a3 Na6 23. Rd1 Rfd8 24. Rcd3 Rxd3 25. Rxd3 Rb6 26. f4 Nb8 27. Kf2 Kf7 28. Ke3 Ke7 29. Kd2 Rd6 30. Rxd6 Kxd6 31. Kc3 e5 32. fxe5+ Kxe5 33. b4 axb4+ 34. axb4 cxb4+ 35. Kxb4 g5 36. c5 h5 37. Kc4 f4 38. gxf4+ gxf4 39. h4 Na6 40. c6 Nc7 41. Kc5 Ne6+ 42. Kb6 Kd6 43. Bf3 Nc7 44. Bxh5 Nd5+ 45. Kb7 Ne7 46. c7 Ke6 47. Bf3 Kf6 48. Kb6 Ke6 49. Bg4+ Ke5 50. Kc5 f3 51. Bxf3 Kf4 52. h5 Kg5 53. Bg4 Kf6 54. Kd6 Kf7 55. h6 Kf8 56. h7 Kf7 57. h8Q Nf5+ 58. Ke5 Ne7 59. Bh5+ Ng6+ 60. Bxg6+ Kxg6 61. Qf6+ Kh7 62. Qg5 Kh8 63. c8Q+ Kh7 64. Qcg8# 1-0

[Event "ARG-ch U20"]
[Site "Buenos Aires"]
[Date "2023.02.20"]
[Round "8"]
[White "Zaldivar, Patricio"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "1840"]
[BlackElo "2135"]
[PlyCount "76"]
[EventDate "2023.02.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 Be6 11. 0-0 Qa5 12. f3 Rfc8 13. b3 a6 14. a4 Nd7 15. Rfc1 Nc5 16. Bd1 Qb4 17. Rab1 Rab8 18. Bd4 b5 19. Bxg7 Kxg7 20. Qb2 Nd3 21. Nd5+ Nxb2 22. Nxb4 Nxd1 23. Nxa6 Nc3 24. Rxc3 b4 25. Nxb8 bxc3 26. Na6 Rc6 27. Nb4 Rb6 28. Nd5 Bxd5 29. cxd5 Kf6 30. Kf2 Ke5 31. Ke3 c2 32. f4+ Kf6 33. Rc1 Rxb3+ 34. Kd4 Rb4+ 35. Kd3 Rxa4 36. Rxc2 Ra3+ 37. Kd4 Ra4+ 38. Kd3 Ra3+ 1/2-1/2

[Event "ARG-ch U20"]
[Site "Buenos Aires"]
[Date "2023.02.17"]
[Round "1"]
[White "Heredia, Valentin"]
[Black "Mendez, Agustin"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2135"]
[BlackElo "1667"]
[PlyCount "91"]
[EventDate "2023.02.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 c6 6. 0-0 Nbd7 7. Qc2 0-0 8. Nbd2 b6 9. e4 dxc4 10. Nxc4 Bb7 11. Rd1 c5 12. Ng5 h6 13. e5 Bxg2 14. exf6 Nxf6 15. Kxg2 hxg5 16. dxc5 Qc7 17. cxb6 axb6 18. Qb3 b5 19. Na3 b4 20. Nc2 Nd5 21. Ne3 Nxe3+ 22. Bxe3 Rfd8 23. Rdc1 Qa5 24. Rc6 Qd5+ 25. Qxd5 Rxd5 26. Rc7 Bf6 27. Rc5 Rxc5 28. Bxc5 b3 29. a4 Bxb2 30. Rb1 Be5 31. Rxb3 Rxa4 32. Be3 g4 33. Rb5 Bf6 34. Rb7 Rc4 35. Rd7 g5 36. Rb7 Kg7 37. Rb5 Kg6 38. Ra5 Re4 39. h3 gxh3+ 40. Kxh3 g4+ 41. Kg2 Bd4 42. Bxd4 Rxd4 43. Re5 Rd1 44. Re4 Kg5 45. Re5+ Kf6 46. Re4 1/2-1/2

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.11"]
[Round "9"]
[White "Heredia, Valentin"]
[Black "Flores Quillas, Diego Saul Rodrigo"]
[Result "0-1"]
[ECO "A70"]
[WhiteElo "2135"]
[BlackElo "2350"]
[PlyCount "54"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. h3 Bg7 8. Nf3 0-0 9. Bd3 b5 10. Bxb5 Nxe4 11. Nxe4 Qa5+ 12. Nc3 Bxc3+ 13. bxc3 Qxb5 14. Qb3 Re8+ 15. Be3 Ba6 16. Qxb5 Bxb5 17. 0-0-0 Nd7 18. Bg5 Nb6 19. Bf4 Be2 20. Bxd6 Bxd1 21. Rxd1 Rac8 22. Bg3 f6 23. d6 Rcd8 24. Nd2 c4 25. Nf1 Re2 26. Ne3 Rxa2 27. Ng4 Ra1+ 0-1

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.10"]
[Round "8"]
[White "Kulik, Nicolas"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1745"]
[BlackElo "2135"]
[PlyCount "102"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 Re8 9. f3 d5 10. Nxc6 bxc6 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Qxd5 14. Bxd5 Rb8 15. Bb3 Bxb2 16. Rd1 Bc3+ 17. Kf2 a5 18. Bd4 Bxd4+ 19. Rxd4 Bb7 20. Rhd1 Bc6 21. R1d2 Ra8 22. Rf4 e6 23. Rd6 Rec8 24. a4 Bd5 25. Bxd5 exd5 26. Rd7 Rxc2+ 27. Kg3 f5 28. Rxd5 Re8 29. Rfd4 Ree2 30. Rd8+ Kg7 31. R8d7+ Kf6 32. h4 Rxg2+ 33. Kf4 Rc6 34. Rxh7 Rgc2 35. Rhd7 R2c4 36. R7d6+ Rxd6 37. Rxc4 Rb6 38. Ke3 Rb3+ 39. Kf4 Rb4 40. Rxb4 axb4 41. Ke3 Ke5 42. Kd3 Kd5 43. a5 Kc5 44. a6 Kb6 45. Kc4 Kxa6 46. Kxb4 Kb6 47. f4 Kc6 48. Kc4 Kd6 49. Kd4 Ke6 50. Kc5 Kf6 51. Kd6 Kg7 0-1

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.09"]
[Round "7"]
[White "Heredia, Valentin"]
[Black "Escofet Fernandez, Jaime"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2135"]
[BlackElo "1932"]
[PlyCount "53"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. 0-0 Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 0-0 9. Qc1 a5 10. Ba3 Nbd7 11. Bxd6 Qxd6 12. Nc3 Ne4 13. Nd2 Ndf6 14. f3 Nxc3 15. Qxc3 f4 16. e4 Nd7 17. g4 e5 18. exd5 cxd5 19. Rfe1 Qb6 20. cxd5 exd4 21. Qc4 Nf6 22. d6+ Kh8 23. g5 Nd7 24. Ne4 Ne5 25. Qc5 Qxc5 26. Nxc5 Re8 27. Nd3 1-0

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.08"]
[Round "6"]
[White "Strikovic, Aleksa"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2450"]
[BlackElo "2135"]
[PlyCount "95"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd3 a5 11. 0-0 Bd7 12. Rad1 Bc6 13. b3 Nd7 14. Qc2 Qc7 15. f3 Nc5 16. a3 Be5 17. Kh1 e6 18. Rd2 f5 19. exf5 gxf5 20. Rfd1 Qe7 21. Bd4 Bf4 22. b4 axb4 23. axb4 Bxd2 24. Rxd2 e5 25. Bg1 Ne6 26. b5 Be8 27. Nd5 Qg5 28. Qc3 Bf7 29. g3 Ra3 30. Qb4 Nc5 31. Ne7+ Kh8 32. Rxd6 Qxe7 33. Bxc5 Ra1+ 34. Kg2 Rfa8 35. Rd2 Qe6 36. Be3 R8a3 37. Bg5 h6 38. Rd6 Ra4 39. Qd2 R4a2 40. Rxe6 Rxd2 41. Rxh6+ Kg7 42. Bxd2 Bg6 43. Kf2 f4 44. Rxg6+ Kxg6 45. gxf4 exf4 46. Bxf4 Kf5 47. Bg3 Ra2 48. Ke3 1-0

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.07"]
[Round "5"]
[White "Heredia, Valentin"]
[Black "Izquierdo, Sebastian"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2135"]
[BlackElo "1960"]
[PlyCount "109"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 Be7 5. c4 dxc4 6. Qc2 a6 7. Qxc4 b5 8. Qc2 Bb7 9. Bf4 Bd6 10. Nbd2 Bxf4 11. gxf4 Nbd7 12. 0-0 Rc8 13. Nb3 Be4 14. Qc1 Qe7 15. Qe3 0-0 16. Rfc1 Ba8 17. Ne5 Bxg2 18. Kxg2 Nd5 19. Qg3 Nxe5 20. fxe5 f5 21. f4 Ra8 22. Rc5 Qf7 23. Rac1 Rfe8 24. Kf2 Re7 25. Nd2 h6 26. Nf1 Rd8 27. e3 Nb4 28. Ke2 Qh5+ 29. Kd2 Rdd7 30. a3 Nd5 31. Rc6 Nb6 32. b3 Qe8 33. Ke2 Qh5+ 34. Kf2 Kh7 35. Nd2 Qe8 36. Nf3 Qh5 37. Ne1 Qe8 38. Nd3 a5 39. R1c5 Qa8 40. Qf3 Nd5 41. e4 Nb6 42. exf5 exf5 43. Qh5 Qf8 44. Qg6+ Kg8 45. Rf6 Qd8 46. e6 Rxd4 47. Rf7 Rxf4+ 48. Nxf4 Qd4+ 49. Ke2 Qe4+ 50. Kd1 Qd4+ 51. Ke1 Qa1+ 52. Kf2 Qd4+ 53. Kg2 Qe4+ 54. Kh3 Qe3+ 55. Qg3 1-0

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.06"]
[Round "4"]
[White "Pena Canapa, Alfredo"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1768"]
[BlackElo "2135"]
[PlyCount "53"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 Nc6 5. d4 cxd4 6. cxd4 Qb6 7. e5 Qb4+ 8. Nbd2 Nh6 9. Qb3 0-0 10. 0-0 Qxb3 11. Nxb3 Nf5 12. g4 Nh6 13. h3 d6 14. Re1 dxe5 15. dxe5 b6 16. Nbd4 Nxd4 17. Nxd4 Bb7 18. f4 Rac8 19. Bb3 Rfd8 20. Be3 Bd5 21. Rac1 Bxb3 22. axb3 Kf8 23. Nb5 Ra8 24. Nc7 Rac8 25. Nb5 Ra8 26. Nc7 Rac8 27. Nb5 1/2-1/2

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.05"]
[Round "3"]
[White "Heredia, Valentin"]
[Black "Ressia, Lorenzo"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2135"]
[BlackElo "1792"]
[PlyCount "98"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 0-0 6. Qc2 Nbd7 7. Bf4 c6 8. Nbd2 b6 9. cxd5 cxd5 10. Qa4 Nh5 11. 0-0 Nxf4 12. gxf4 Bb7 13. Rac1 a6 14. Ne5 b5 15. Qb3 a5 16. Nc6 Bxc6 17. Rxc6 Nb8 18. Rc2 Qd7 19. f5 a4 20. Qf3 Nc6 21. fxe6 fxe6 22. Qg4 Nb4 23. Rc3 Nxa2 24. Rg3 Bf6 25. e4 Ra7 26. Bh3 Re8 27. Re1 Ra6 28. Nf3 Nb4 29. exd5 Nxd5 30. Ne5 Bxe5 31. Rxe5 Re7 32. Qe4 Nf6 33. Qe2 Qxd4 34. Bxe6+ Kf8 35. Rd3 Qb6 36. Rde3 b4 37. Qc4 Ra8 38. Rb5 Qd6 39. Qxb4 Qxb4 40. Rxb4 Rae8 41. Bc4 Rxe3 42. fxe3 Rxe3 43. Rxa4 Ne4 44. Ra7 Nd6 45. Bd5 Rd3 46. Be6 Rd1+ 47. Kf2 Rd2+ 48. Kg3 Rxb2 49. Ra2 Rxa2 1/2-1/2

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.04"]
[Round "2"]
[White "Garcia, Axel"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1781"]
[BlackElo "2135"]
[PlyCount "111"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 e4 7. Ng5 Bxc3 8. bxc3 Re8 9. d3 exd3 10. exd3 h6 11. Nh3 d6 12. Rb1 Bg4 13. f3 Bf5 14. Nf2 d5 15. Rxb7 Na5 16. Rb2 Qd7 17. Rb5 Nc6 18. f4 Ne7 19. Qb3 Rad8 20. d4 dxc4 21. Qxc4 Be6 22. Qc5 Nfd5 23. Ra5 Qc6 24. Qxc6 Nxc6 25. Rc5 Nce7 26. a3 Nf5 27. Re1 Nb6 28. Bc6 Bd7 29. Rxe8+ Rxe8 30. Bxd7 Nxd7 31. Rxf5 Re1+ 32. Kg2 Rxc1 33. Rd5 Nf6 34. Rc5 Rc2 35. Kf3 Rxf2+ 36. Kxf2 Ne4+ 37. Ke3 Nxc5 38. dxc5 c6 39. Ke4 Kf8 40. Ke5 Ke7 41. g4 Kd7 42. h4 Ke7 43. f5 f6+ 44. Kf4 Kf7 45. Ke4 Ke7 46. Kd4 Kd7 47. Kc4 Kc7 48. Kb4 Kb8 49. Kc4 Kc7 50. Kd4 Kd7 51. Ke4 Ke7 52. Kf3 Kf7 53. Kf4 Ke7 54. a4 a5 55. g5 h5 56. g6 1/2-1/2

[Event "Montevideo Duchamp Cup 6th"]
[Site "Montevideo"]
[Date "2023.02.03"]
[Round "1"]
[White "Heredia, Valentin"]
[Black "Fein, Jorge"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2135"]
[BlackElo "1602"]
[PlyCount "101"]
[EventDate "2023.02.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 0-0 6. Bg2 d5 7. Ngf3 c6 8. 0-0 Nbd7 9. Qc2 h6 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qe2 Re8 14. Rfe1 Qc7 15. Qe3 Ng4 16. Qc3 Bd7 17. Rad1 Rad8 18. h3 Nf6 19. Ne5 Bc8 20. b4 Nd7 21. a4 Nxe5 22. dxe5 Rxd1 23. Rxd1 Rd8 24. Rd4 Rxd4 25. Qxd4 a6 26. c5 Qd7 27. Qd6 g6 28. f4 Kg7 29. Kf2 g5 30. Ke3 gxf4+ 31. gxf4 Qxd6 32. cxd6 f6 33. Be4 Bd7 34. Kd4 f5 35. Bf3 b6 36. a5 bxa5 37. bxa5 Kf8 38. Kc5 Ke8 39. Bxc6 Kd8 40. Bxd7 Kxd7 41. Kb6 h5 42. Kxa6 Kc6 43. d7 Kxd7 44. Kb7 h4 45. a6 Kd8 46. a7 Kd7 47. a8Q Ke7 48. Qg8 Kd7 49. Qf7+ Kd8 50. Kc6 Kc8 51. Qc7# 1-0

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.13"]
[Round "7"]
[White "Coro, Lucas"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2316"]
[BlackElo "2157"]
[PlyCount "65"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Bb5 Nh6 8. 0-0 Bg4 9. Nbd2 0-0 10. Bxc6 bxc6 11. h3 Bxf3 12. Nxf3 Qb6 13. Qc2 Rac8 14. Bf4 Nf5 15. Qd2 e6 16. b4 f6 17. Rfe1 fxe5 18. Bxe5 Bxe5 19. Rxe5 Nd6 20. Rxe6 Ne4 21. Qc2 Qxb4 22. Rxc6 Rb8 23. Rc1 a5 24. Qd3 Qb2 25. R6c2 Qb4 26. Ne5 Rb7 27. Qe3 a4 28. Rc8 Qd2 29. Qxd2 Nxd2 30. R8c2 Ne4 31. Nd3 Rfb8 32. Nc5 Rb4 33. Na6 1-0

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.13"]
[Round "6"]
[White "Ressia, Lorenzo"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1788"]
[BlackElo "2157"]
[PlyCount "39"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. Nf3 e6 6. Bg5 Be7 7. e3 Nbd7 8. Be2 0-0 9. 0-0 dxc4 10. Nd2 c5 11. dxc5 Nxc5 12. Bxc4 Nh5 13. Bxe7 Qxe7 14. Be2 Nf6 15. Bf3 Rac8 16. Bxb7 Qxb7 17. Rfd1 b5 18. Ne2 Nd5 19. Ne4 Nxe3 20. Nxc5 0-1

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.12"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Gimenez, Jonathan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2157"]
[BlackElo "1148"]
[PlyCount "75"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 c5 4. Bg2 Nf6 5. cxd5 exd5 6. Nf3 Nc6 7. 0-0 Bg4 8. Ne5 cxd4 9. Nxg4 Nxg4 10. e4 Nf6 11. exd5 Nxd5 12. Qb3 Nb6 13. Re1+ Be7 14. Bg5 0-0 15. Bxe7 Nxe7 16. Bxb7 Rb8 17. Be4 g6 18. Nd2 Nd7 19. Qa3 Nf6 20. Bf3 Nf5 21. Ne4 Nxe4 22. Bxe4 Nd6 23. Bd3 Nb5 24. Qa4 Qb6 25. Rab1 Nc7 26. Bc4 Ne8 27. b3 Nd6 28. Bd3 Rbe8 29. Rec1 Rc8 30. Ba6 Rxc1+ 31. Rxc1 Ne4 32. Rc6 Nc5 33. Rxb6 Nxa4 34. Rd6 Nc5 35. a4 Rb8 36. Bc4 Rb7 37. Rxd4 Rxb3 38. Rd8+ 1-0

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.12"]
[Round "5"]
[White "Heredia, Valentin"]
[Black "Zapata Charles, Santiago"]
[Result "1/2-1/2"]
[ECO "D28"]
[WhiteElo "2157"]
[BlackElo "2306"]
[PlyCount "61"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 a6 5. Nf3 e6 6. 0-0 c5 7. Nc3 Nc6 8. Qe2 Qc7 9. d5 exd5 10. Nxd5 Nxd5 11. Bxd5 Bd6 12. h3 0-0 13. Rd1 Bf5 14. Bd2 Rae8 15. Rac1 h6 16. Bc3 Be6 17. Qd3 Rd8 18. Qe4 Bxd5 19. Rxd5 Rfe8 20. Qg4 Bf8 21. Rxc5 Re6 22. Rc4 b5 23. Re4 Rg6 24. Qh5 Rgd6 25. Bd4 Qb7 26. Rf4 Rd5 27. Qg4 R8d6 28. Rf5 Nxd4 29. Nxd4 Rxf5 30. Qxf5 Rf6 31. Qe5 1/2-1/2

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.11"]
[Round "3"]
[White "Bona, Luca Jesus"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1451"]
[BlackElo "2157"]
[PlyCount "40"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. h4 h5 6. Nf3 0-0 7. Nb5 Na6 8. c4 c6 9. Nc3 Bf5 10. Qb3 Qa5 11. a3 dxc4 12. Bxc4 b5 13. Bxf7+ Rxf7 14. Ne5 e6 15. Nxf7 Kxf7 16. 0-0 Qd8 17. Bg5 Qd7 18. Rfd1 Nd5 19. Rac1 Nxc3 20. Qxc3 c5 1/2-1/2

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.11"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2157"]
[BlackElo "2442"]
[PlyCount "72"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 c5 6. Nf3 cxd4 7. Nxd4 0-0 8. Be3 b6 9. Be2 Bb7 10. Qc2 Nbd7 11. 0-0 Rc8 12. Rac1 a6 13. Qb1 Nc5 14. Bf3 Nfd7 15. Rfd1 Ne5 16. Be2 e6 17. f4 Bh6 18. Bd2 Nc6 19. Nf3 f5 20. exf5 gxf5 21. b4 Nd7 22. Be3 Qe7 23. Qd3 d5 24. a3 Nf6 25. cxd5 exd5 26. Bxb6 Bxf4 27. Bc5 Qe6 28. Rc2 Rf7 29. Nh4 d4 30. b5 axb5 31. Nxb5 Be3+ 32. Kh2 Qe5+ 33. g3 f4 34. Nf3 fxg3+ 35. Kg2 Nh5 36. Qb3 Nf4+ 0-1

[Event "Santa Fe Litoral op 2nd"]
[Site "Santa Fe"]
[Date "2022.11.10"]
[Round "1"]
[White "Cabrera, Joel"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1387"]
[BlackElo "2157"]
[PlyCount "78"]
[EventDate "2022.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 a6 5. a4 e6 6. f4 Nf6 7. d3 d5 8. Ba2 b5 9. axb5 axb5 10. e5 Nd7 11. Nf3 b4 12. Ne2 Nxf3+ 13. gxf3 Be7 14. Bd2 Bb7 15. c3 bxc3 16. bxc3 Qc7 17. c4 dxc4 18. dxc4 Bxf3 19. Rg1 Bh4+ 20. Kf1 0-0 21. Qc2 g6 22. Nc3 Qc6 23. Re1 Bg4 24. Re3 Bf5 25. Qd1 Kh8 26. Be1 Be7 27. h4 f6 28. Bb1 fxe5 29. Bxf5 Rxf5 30. Rf3 e4 31. Rf2 e3 32. Rf3 Ra1 33. Qe2 Bxh4 34. Kg2 Rxe1 35. Rxe1 Bxe1 36. Qxe1 Ne5 37. Qxe3 Qxf3+ 38. Qxf3 Nxf3 39. Kxf3 g5 0-1

[Event "Buenos Aires Ciudad de Nueve op 4th"]
[Site "Buenos Aires"]
[Date "2022.10.10"]
[Round "6"]
[White "Aguilar Samper, Valentin"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2240"]
[BlackElo "2141"]
[PlyCount "76"]
[EventDate "2022.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. d4 Bg7 4. e4 d6 5. Nc3 c6 6. Nge2 Qc7 7. h3 Nbd7 8. a4 a5 9. Be3 0-0 10. Qd2 Re8 11. 0-0 e5 12. f4 Rb8 13. g4 b5 14. axb5 cxb5 15. Ng3 b4 16. Nce2 exd4 17. Nxd4 Nc5 18. e5 dxe5 19. Nc6 Rb6 20. Bxc5 Rxc6 21. Bxc6 Qxc6 22. Qd6 Qb5 23. Qb6 Qc4 24. Qxa5 exf4 25. Qxb4 Qxb4 26. Bxb4 Nd5 27. Rae1 Be6 28. Bd6 Bd4+ 29. Kh2 fxg3+ 30. Bxg3 Bxb2 31. Rb1 Bc3 32. Rfd1 Ra8 33. Be1 Be5+ 34. Bg3 Bxg3+ 35. Kxg3 Ra3+ 36. Rd3 Rxd3+ 37. cxd3 Kg7 38. h4 Ne3 1/2-1/2

[Event "Buenos Aires Ciudad de Nueve op 4th"]
[Site "Buenos Aires"]
[Date "2022.10.09"]
[Round "3"]
[White "Heredia, Valentin"]
[Black "Gomez, Carlos David"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2141"]
[BlackElo "2293"]
[PlyCount "92"]
[EventDate "2022.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Bd7 6. Ne5 Bc6 7. Nxc6 Nxc6 8. Qa4 Qd7 9. Qxc4 Nxd4 10. Bxb7 Bb4+ 11. Kf1 Rb8 12. Bg2 0-0 13. Bg5 Rb5 14. Nc3 Rxg5 15. Qxb4 Nc2 16. Qf4 Rf5 17. Rd1 Qe7 18. Qd2 Qc5 19. Bf3 Nb4 20. Qd4 Qa5 21. Kg2 Nbd5 22. Nxd5 exd5 23. Rc1 h5 24. Rhd1 Rb8 25. Rc5 Qxa2 26. Rxc7 Qxb2 27. Qxa7 Ne4 28. Qd4 Qb5 29. Bxe4 dxe4 30. Qxe4 Re8 31. Re7 Rxf2+ 32. Kxf2 Qc5+ 33. Qe3 Qxe7 34. Qxe7 Rxe7 35. Rd8+ Kh7 36. Rd5 g6 37. Kf3 Kg7 38. e4 Ra7 39. h4 Ra3+ 40. Kf4 Ra1 41. Rd3 Rf1+ 42. Rf3 Re1 43. Rc3 Kf6 44. Rc6+ Ke7 45. Ra6 Rf1+ 46. Ke3 Re1+ 1/2-1/2

[Event "Buenos Aires Ciudad de Nueve op 4th"]
[Site "Buenos Aires"]
[Date "2022.10.09"]
[Round "4"]
[White "Pierrot, Juan Facundo"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2363"]
[BlackElo "2141"]
[PlyCount "79"]
[EventDate "2022.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d6 6. Nc3 Nf6 7. Be2 0-0 8. h3 Nc6 9. d5 Nb8 10. 0-0 Nbd7 11. Be3 Nc5 12. Qc2 a5 13. Rfd1 Nfd7 14. a3 a4 15. Nd4 Qa5 16. Rab1 Nb8 17. Qd2 Bd7 18. Bh6 Rc8 19. Bxg7 Kxg7 20. Qe3 Nb3 21. e5 Nxd4 22. Rxd4 Qc5 23. Ne4 Qb6 24. exd6 exd6 25. Nc3 Bf5 26. Re1 Qxb2 27. Nxa4 Qc2 28. Nb6 Rc3 29. Qf4 Raxa3 30. Qxd6 Na6 31. Qe5+ Kg8 32. d6 Rc5 33. Qe8+ Kg7 34. d7 Nc7 35. Qe7 Ne6 36. d8Q Nxd8 37. Rxd8 Qc3 38. Qf8+ Kf6 39. Red1 Re5 40. Nd5+ 1-0

[Event "Parana Dos Orillas op"]
[Site "Parana"]
[Date "2022.10.02"]
[Round "5"]
[White "Brizzi, Milagros Tatiana"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2053"]
[BlackElo "1902"]
[PlyCount "101"]
[EventDate "2022.09.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d3 Bg7 4. g3 Nc6 5. Bg2 d6 6. 0-0 e5 7. Nc3 Nge7 8. Nd2 0-0 9. Nc4 Be6 10. Nd5 f5 11. a4 Bxd5 12. exd5 Nb4 13. c3 Nbxd5 14. Qb3 Kh8 15. Qxb7 Nc7 16. Bg5 Bf6 17. Bxf6+ Rxf6 18. Qf3 Qd7 19. Rae1 Re8 20. Qd1 Nc6 21. f4 Rfe6 22. b3 d5 23. Nxe5 Nxe5 24. Rxe5 Rxe5 25. fxe5 Rxe5 26. d4 Re3 27. dxc5 Rxc3 28. b4 Rc4 29. b5 Qe7 30. c6 Kg7 31. Kh1 Qc5 32. Qe1 Kf6 33. h3 h5 34. g4 hxg4 35. Qh4+ Kg7 36. Qd8 Ne6 37. Qd7+ Kf6 38. Bxd5 Qe3 39. Qxe6+ Qxe6 40. Bxe6 Kxe6 41. hxg4 fxg4 42. Rf8 Kd6 43. Rf6+ Kc7 44. Rf7+ Kb6 45. Rb7+ Ka5 46. Rxa7+ Kb6 47. Rb7+ Ka5 48. c7 Rc1+ 49. Kg2 Rc2+ 50. Kg3 Rc3+ 51. Kxg4 1-0

[Event "Parana Dos Orillas op"]
[Site "Parana"]
[Date "2022.10.02"]
[Round "6"]
[White "Heredia, Valentin"]
[Black "Ortiz, Jorge Daniel"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1902"]
[BlackElo "1832"]
[PlyCount "45"]
[EventDate "2022.09.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 g6 5. e4 d6 6. h3 Bg7 7. Nf3 Nbd7 8. cxb5 a6 9. Nc3 0-0 10. Bf4 Nb6 11. a4 axb5 12. Bxb5 Ba6 13. 0-0 Bxb5 14. Nxb5 Qd7 15. Nc3 Nc4 16. Qe2 Na5 17. e5 dxe5 18. Nxe5 Qf5 19. Bh2 Qc8 20. Qb5 Qa6 21. Nc6 Nxd5 22. Nxd5 Nxc6 23. Qxc6 1-0

[Event "Parana Dos Orillas op"]
[Site "Parana"]
[Date "2022.10.01"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Areco, Antonio"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1902"]
[BlackElo "1677"]
[PlyCount "57"]
[EventDate "2022.09.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Nc6 6. Nf3 Bb4+ 7. Nbd2 Qe7 8. a3 Ngxe5 9. Nxe5 Nxe5 10. e3 Bxd2+ 11. Qxd2 h5 12. h4 g4 13. c5 Qxc5 14. Rc1 Qd6 15. Qc3 f6 16. Rd1 Qe7 17. Qxc7 Kf7 18. Be2 Re8 19. 0-0 d5 20. Bxe5 fxe5 21. Qxe7+ Kxe7 22. Rxd5 Kf6 23. Bb5 Be6 24. Bxe8 Bxd5 25. Bxh5 Be6 26. f3 g3 27. f4 Rh8 28. Bf3 exf4 29. Bxb7 1-0

[Event "Parana Dos Orillas op"]
[Site "Parana"]
[Date "2022.10.01"]
[Round "3"]
[White "Perez, Daniel Guillermo"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2292"]
[BlackElo "1902"]
[PlyCount "53"]
[EventDate "2022.09.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. c4 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 cxd4 8. Nxd4 Qb6 9. N4b3 dxc4 10. Nxc4 Qc7 11. Nca5 Rd8 12. Bf4 Qb6 13. Qc1 Na6 14. Qe3 Nd5 15. Bxd5 Rxd5 16. Qxb6 axb6 17. Nc4 Bh3 18. Nxb6 Bxf1 19. Rxf1 Rad8 20. Nxd5 Rxd5 21. Rb1 Nb4 22. Bd2 Nc6 23. e4 Rc5 24. f3 Rh5 25. h4 Ne5 26. Kf2 Nc4 27. Bg5 1-0

[Event "Parana Dos Orillas op"]
[Site "Parana"]
[Date "2022.09.30"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Kalala, Daniel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1902"]
[BlackElo "1596"]
[PlyCount "44"]
[EventDate "2022.09.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. h3 0-0 6. Nf3 h6 7. Be3 Nc6 8. Qd2 Kh7 9. g4 e5 10. d5 Ne7 11. g5 Nfg8 12. gxh6 Bxh6 13. Ng5+ Bxg5 14. Bxg5 f6 15. Be3 f5 16. Bg5 Nf6 17. Bd3 a6 18. 0-0-0 a5 19. f4 fxe4 20. Bxe4 Nxe4 21. Nxe4 exf4 22. Qe1 Rf7 1-0

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.15"]
[Round "9"]
[White "Heredia, Valentin"]
[Black "Garnier, Rene Augusto"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1919"]
[BlackElo "2225"]
[PlyCount "79"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 e5 7. d5 a5 8. Be3 Na6 9. g4 Nc5 10. Nd2 c6 11. Be2 cxd5 12. cxd5 Ne8 13. h4 f5 14. gxf5 gxf5 15. Bg5 Bf6 16. Bh6 Bg7 17. Bg5 Bf6 18. Bh6 Ng7 19. Rg1 Rf7 20. Qc2 Kh8 21. 0-0-0 Bd7 22. Nc4 Be8 23. Ne3 Rc8 24. Bxg7+ Bxg7 25. Nxf5 b5 26. Kb1 b4 27. Nb5 Rxf5 28. exf5 e4 29. Rxg7 Kxg7 30. Rg1+ Kf8 31. Qd2 Qf6 32. Nd4 Bf7 33. Ne6+ Bxe6 34. dxe6 Ke7 35. Qg5 Qxg5 36. hxg5 d5 37. f6+ Kd6 38. e7 Ne6 39. Bh5 Nc7 40. Rc1 1-0

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.14"]
[Round "8"]
[White "Villegas, Franco"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2319"]
[BlackElo "1919"]
[PlyCount "48"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. h3 d5 8. e5 Nd7 9. d4 Qb6 10. Na3 e6 11. Bg5 cxd4 12. cxd4 f6 13. exf6 Nxf6 14. Bd3 Nxd4 15. Nxd4 Qxd4 16. Nb5 Qxb2 17. Be3 Ne4 18. Rb1 Nc3 19. Rxb2 Nxd1 20. Rxd1 Bxb2 21. Nc7 Be5 22. Nxa8 Bd7 23. Nb6 axb6 24. Bxb6 Ra8 1/2-1/2

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.13"]
[Round "7"]
[White "Heredia, Valentin"]
[Black "Sepliarsky, Mario"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "1919"]
[BlackElo "2150"]
[PlyCount "87"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bg2 Bb4+ 7. Nc3 0-0 8. 0-0 a6 9. Nc2 Be7 10. Bf4 d6 11. Ne1 h6 12. Nf3 e5 13. Bc1 Be6 14. b3 Rc8 15. Bb2 Qa5 16. Qd2 Rfd8 17. Rfd1 Kf8 18. Rac1 b5 19. cxb5 axb5 20. Qe3 Ng4 21. Qd3 b4 22. Nd5 Qxa2 23. Rxc6 Qxb2 24. Nxe7 Kxe7 25. Rb1 e4 26. Qxe4 Nf6 27. Qd3 Qa3 28. Ra6 Rc1+ 29. Bf1 Qxa6 30. Qxa6 Rxb1 31. Kg2 Bd5 32. Qa7+ Rd7 33. Qe3+ Kd8 34. Qb6+ Ke7 35. Qe3+ Kf8 36. h4 Rc7 37. Qb6 Rcc1 38. Qd8+ Ne8 39. e4 Bc6 40. Bc4 g6 41. Nd4 Bxe4+ 42. f3 Rb2+ 43. Kh3 Rh1+ 44. Kg4 1-0

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.12"]
[Round "6"]
[White "Gaitan, Juan Manuel"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2344"]
[BlackElo "1919"]
[PlyCount "76"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. f3 d5 5. Bg5 e6 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 Be7 9. Nge2 0-0 10. 0-0 Nh5 11. Bxe7 Qxe7 12. Qd2 Rfe8 13. e4 dxe4 14. fxe4 c5 15. Bc4 Rf8 16. d5 Qh4 17. Rae1 Ne5 18. Bb3 Rad8 19. Rf5 f6 20. Ref1 g6 21. g3 Qg4 22. R5f2 Ba6 23. Bd1 Qh3 24. Bc2 Rd6 25. b3 g5 26. Nd1 g4 27. Rf5 Nf3+ 28. R1xf3 gxf3 29. Rxf3 Qg4 30. Kf2 Qh3 31. Kg1 Qg4 32. Rf2 Re8 33. Nec3 Ng7 34. Ne3 Qg5 35. Rf4 Qe5 36. Ne2 Bxe2 37. Qxe2 Qd4 38. Kg2 f5 1-0

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.11"]
[Round "5"]
[White "Heredia, Valentin"]
[Black "Fiorito, Fabian"]
[Result "1/2-1/2"]
[ECO "A54"]
[WhiteElo "1919"]
[BlackElo "2361"]
[PlyCount "50"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nc3 c6 4. Nf3 Nd7 5. g3 Ngf6 6. e4 Be7 7. Bg2 0-0 8. 0-0 Re8 9. Qc2 Bf8 10. Rd1 Qc7 11. h3 a6 12. Be3 Qb8 13. b4 exd4 14. Nxd4 c5 15. bxc5 Nxc5 16. Nf5 Be6 17. Bf4 Rd8 18. Bg5 Ncd7 19. Bf4 Nc5 20. Bg5 Ncd7 21. Bf4 Ne8 22. Nd5 Kh8 23. Rab1 Qc8 24. a4 Bxd5 25. Rxd5 Ne5 1/2-1/2

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.10"]
[Round "4"]
[White "Cumpe, Lucas"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "2200"]
[BlackElo "1919"]
[PlyCount "60"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. Na4 Nd7 12. 0-0-0 Qc7 13. Kb1 Qc6 14. Nc3 Nb6 15. Nd5 Nxd5 16. cxd5 Qa4 17. h4 h5 18. Bd3 Bd7 19. g4 hxg4 20. h5 Qb4 21. Qf2 Rac8 22. a3 Qb3 23. Bd4 g3 24. Qe3 e5 25. Bb6 Rc3 26. Bxa5 Rc2 27. Bc3 Rxc3 28. Qd2 Rfc8 29. hxg6 fxg6 30. Rhg1 Bb5 0-1

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.10"]
[Round "3"]
[White "Sanhueza, Cristian"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2168"]
[BlackElo "1919"]
[PlyCount "56"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. h3 Nxd4 11. Bxd4 Bc6 12. Qc2 a5 13. Rad1 Nd7 14. Bxg7 Kxg7 15. Bg4 Nc5 16. e5 f5 17. exf6+ Rxf6 18. Rfe1 Qf8 19. Nd5 Bxd5 20. Rxd5 e5 21. Red1 Re8 22. h4 e4 23. Qc3 Nd3 24. Rd2 Kg8 25. Qd4 Rf4 26. g3 Rxg4 27. Rxd3 e3 28. f4 e2 0-1

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.09"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Fiorito, Joaquin"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1919"]
[BlackElo "2271"]
[PlyCount "92"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ Bd7 8. Bd3 c5 9. Ne2 0-0 10. 0-0 Nc6 11. Be3 Rc8 12. Rb1 Qc7 13. Qd2 Rfd8 14. Rfc1 Qa5 15. Rb5 Qa3 16. Rxc5 b6 17. Rc4 Be6 18. d5 Ne5 19. Rxc8 Bxc8 20. Nd4 Nxd3 21. Qxd3 Qxa2 22. Nc6 Re8 23. Bg5 Qa3 24. Qc4 Bf8 25. Qb4 Qa2 26. Bxe7 Qd2 27. Ra1 Bg7 28. Qc4 Bxc3 29. Bb4 Bxb4 30. Nxb4 Bf5 31. f3 Bd7 32. Nc6 Bxc6 33. dxc6 Rc8 34. Rxa7 Qe1+ 35. Qf1 Qe3+ 36. Qf2 Qc1+ 37. Qf1 Qxc6 38. h3 b5 39. Kh1 b4 40. Qa6 Qc1+ 41. Kh2 Qf4+ 42. Kg1 Rc1+ 43. Kf2 Qh4+ 44. g3 Rc2+ 45. Ke3 Qg5+ 46. Kd4 Qc5+ 0-1

[Event "ARG-ch sf 97th"]
[Site "Buenos Aires"]
[Date "2022.09.08"]
[Round "1"]
[White "Heredia, Valentin"]
[Black "Needleman, Alejandro"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1919"]
[BlackElo "2271"]
[PlyCount "57"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. Qc2 g6 5. e4 d6 6. h3 Bg7 7. Nf3 0-0 8. cxb5 a6 9. Nc3 Ne8 10. Bd3 axb5 11. Nxb5 Na6 12. Qe2 Nb4 13. Bc4 Ba6 14. 0-0 Bxb5 15. Bxb5 Rxa2 16. Rxa2 Nxa2 17. Bd2 Qb6 18. Re1 Nc7 19. Bc4 Nb4 20. Bc3 e6 21. dxe6 fxe6 22. Ng5 d5 23. Bxg7 Kxg7 24. exd5 h6 25. Qe5+ Kg8 26. Nxe6 Nxe6 27. dxe6 Kh7 28. e7 Re8 29. Bf7 1-0

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.10"]
[Round "6"]
[White "Heredia, Valentin"]
[Black "Egea, Denis"]
[Result "0-1"]
[ECO "E09"]
[WhiteElo "1902"]
[BlackElo "1800"]
[PlyCount "80"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Nbd7 6. 0-0 Be7 7. Qc2 0-0 8. Nbd2 b6 9. e4 dxc4 10. Nxc4 Bb7 11. Rd1 Qc8 12. e5 Nd5 13. Ng5 g6 14. Ne4 c5 15. Ncd6 Qc7 16. Bh6 Rfd8 17. Rac1 a6 18. Qe2 b5 19. Qf3 Bxd6 20. Nxd6 f5 21. dxc5 Bc6 22. g4 f4 23. Rxd5 Bxd5 24. Qxf4 Rf8 25. Bxf8 Rxf8 26. Qd4 Bxg2 27. Kxg2 Qc6+ 28. Qe4 Nxe5 29. Qxc6 Nxc6 30. Re1 e5 31. Re4 Kg7 32. f3 Kf6 33. f4 Ke6 34. fxe5 Nxe5 35. b4 Kd5 36. h3 Nc4 37. Re2 Nxd6 38. Rd2+ Kc4 39. cxd6 Kxb4 40. d7 Rd8 0-1

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.09"]
[Round "3"]
[White "De Marzi, Diego"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2119"]
[BlackElo "1902"]
[PlyCount "86"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be2 Bg7 6. c3 Nf6 7. Bf3 0-0 8. 0-0 Ne5 9. Bf4 Nxf3+ 10. Qxf3 d6 11. e5 Nh5 12. Bg3 Nxg3 13. hxg3 Bxe5 14. Nb3 Qc7 15. N1d2 Bd7 16. Qe3 Bc6 17. f4 Bf6 18. Kf2 Qd7 19. Rh1 Qg4 20. Nf3 h5 21. Rh2 e5 22. fxe5 Rae8 23. Qf4 Qxf4 24. gxf4 dxe5 25. Nxe5 Bxe5 26. fxe5 Rxe5 27. Nd4 Rfe8 28. Rhh1 Rg5 29. Rhg1 Rg4 30. Nxc6 bxc6 31. Rge1 Rf4+ 32. Kg3 Rfe4 33. Rxe4 Rxe4 34. Kf3 Re7 35. Rd1 Kg7 36. Rd6 Rb7 37. b3 Rc7 38. c4 c5 39. Ra6 Kf8 40. Ke4 Ke7 41. Kd5 f6 42. Re6+ Kf7 43. Ra6 Ke7 1/2-1/2

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.09"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Peral, Alexis"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "1902"]
[BlackElo "1998"]
[PlyCount "62"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 c5 7. Nc3 Nc6 8. d5 Na5 9. Qd3 a6 10. e4 Rb8 11. Bf4 b5 12. cxb5 axb5 13. e5 Ng4 14. Rfe1 Qb6 15. Qe2 Nc4 16. a4 Ncxe5 17. Nd2 bxa4 18. Rxa4 Bd7 19. Ra2 Bb5 20. Nxb5 Qxb5 21. h3 Nh6 22. Qxb5 Rxb5 23. Ra7 Rxb2 24. Rxe7 Nd3 25. Nc4 Rc2 26. R1e4 Nf5 27. Ne3 Rc1+ 28. Nf1 Nxf4 29. gxf4 Nxe7 30. Rxe7 Bf6 31. Rd7 Rd8 0-1

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.09"]
[Round "5"]
[White "Medina, Ivan Ezequiel"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1609"]
[BlackElo "1902"]
[PlyCount "46"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Be6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 h6 9. a3 0-0 10. Qc2 Nd4 11. Nxd4 exd4 12. Nxd5 Bxd5 13. Bxd5 Qxd5 14. Qxc7 Bc5 15. b4 Rac8 16. Qa5 b6 17. Qa4 Bd6 18. Bb2 Rc7 19. Rfc1 Re7 20. Qc6 Qxc6 21. Rxc6 Rxe2 22. Bxd4 Rd8 23. Kf1 Rd2 1/2-1/2

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.08"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Garcia, Kevin"]
[Result "1-0"]
[ECO "D33"]
[WhiteElo "1902"]
[PlyCount "66"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. cxd5 exd5 6. Nf3 h6 7. 0-0 Be6 8. Nc3 Nc6 9. Bf4 a6 10. Rc1 Rc8 11. dxc5 Bxc5 12. Na4 Bd6 13. Be3 0-0 14. Nb6 Rc7 15. Nd4 Ne5 16. Qb3 Rxc1 17. Rxc1 Bc7 18. Na4 Nc4 19. Qxb7 Bc8 20. Qb3 Re8 21. Rc3 Ng4 22. Nc2 Qf6 23. Bd4 Be5 24. Rf3 Qg5 25. Be3 Ngxe3 26. Nxe3 Nd2 27. Qxd5 Nxf3+ 28. Bxf3 Bh3 29. Bg2 Rd8 30. Qa5 Bxg2 31. Kxg2 h5 32. Nc3 h4 33. Ne4 Bf6 1-0

[Event "Santa Rosa op"]
[Site "Santa Rosa"]
[Date "2022.07.08"]
[Round "1"]
[White "Lores Schwindt, Benicio"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1385"]
[BlackElo "1902"]
[PlyCount "22"]
[EventDate "2022.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 0-0 8. f3 Qb6 9. Bb5 Nxd4 10. Nd5 Qa5+ 11. c3 Nc6 0-1

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.06"]
[Round "6"]
[White "Heredia, Valentin"]
[Black "Garabano, Gonzalo"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "1806"]
[BlackElo "2074"]
[PlyCount "94"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 Nbd7 6. c4 c6 7. Nc3 dxc4 8. Nh4 Bg4 9. h3 Bh5 10. g4 Nd5 11. Ne4 Bxg4 12. Bg5 f6 13. hxg4 fxg5 14. Nf3 Be7 15. Qc1 0-0 16. Qxc4 Rf4 17. Ng3 Rxg4 18. Bh3 N7b6 19. Qb3 Rf4 20. Bxe6+ Kh8 21. Ne5 Bd6 22. Nf7+ Rxf7 23. Bxf7 Qd7 24. Bh5 Qh3 25. Qf3 Nf6 26. Bf7 Rf8 27. Bb3 Nbd5 28. Qh1 Qg4 29. Qf3 Qxd4 30. Nf5 Qe5 31. Nxd6 Qxd6 32. Rad1 Qe5 33. Bxd5 cxd5 34. Rd2 g4 35. Qg3 Qe6 36. Rd4 Qxe2 37. Qd6 Rc8 38. Rb4 b6 39. Ra4 a5 40. Qxb6 h6 41. Qe3 Qxb2 42. Rxa5 d4 43. Qe6 Qb7 44. Ra7 Qxa7 45. Qxc8+ Ng8 46. Qxg4 d3 47. Rd1 Qxa2 1/2-1/2

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.06"]
[Round "7"]
[White "Wisniacki, Flavio"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2158"]
[BlackElo "1806"]
[PlyCount "71"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 g6 3. d4 Bg7 4. e4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. Bd3 a5 13. b3 Nd7 14. Bxg7 Kxg7 15. Rae1 Nc5 16. Bc2 Qb6 17. Re3 Qb4 18. Rh3 h5 19. Rxh5 Rh8 20. Rxh8 Rxh8 21. Qe3 e5 22. f4 Ne6 23. fxe5 dxe5 24. Qf3 Nf4 25. Kh1 f5 26. Nd5 Bxd5 27. cxd5 Rc8 28. Bb1 Rc3 29. Qd1 fxe4 30. g3 Nd3 31. Qg4 e3 32. Qd7+ Kh6 33. Qh3+ Kg7 34. Qd7+ Kh6 35. Qh3+ Kg7 36. Qd7+ 1/2-1/2

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.05"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Barrotto, Jose Ignacio"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1806"]
[BlackElo "1624"]
[PlyCount "69"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Nbd7 4. Bg2 e6 5. 0-0 c5 6. c4 cxd4 7. Nxd4 dxc4 8. Qc2 Be7 9. Na3 0-0 10. Nxc4 a6 11. Bd2 Rb8 12. Ba5 Qe8 13. Bc7 Ra8 14. Nd6 Bxd6 15. Bxd6 a5 16. Rac1 Nb6 17. Bxf8 Qxf8 18. Qc5 Nfd5 19. Qxf8+ Kxf8 20. Nb5 Bd7 21. Nc7 Rc8 22. Nxd5 Nxd5 23. Rxc8+ Bxc8 24. Bxd5 exd5 25. Rc1 Bd7 26. Rc5 b6 27. Rxd5 Be6 28. Rb5 Bxa2 29. Rxb6 a4 30. Rb4 Bb3 31. Rxb3 axb3 32. Kf1 Ke7 33. Ke1 Ke6 34. Kd2 Kd5 35. Kc3 1-0

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.05"]
[Round "5"]
[White "Laborde, Jeremias Emanuel"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1461"]
[BlackElo "1806"]
[PlyCount "48"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Nge2 Bg7 5. Bxc6 dxc6 6. 0-0 Nf6 7. d4 cxd4 8. Qxd4 Qxd4 9. Nxd4 Nxe4 10. Nxe4 Bxd4 11. c3 Bg7 12. Re1 0-0 13. h3 h6 14. Be3 b6 15. Rad1 Be6 16. a3 Rfd8 17. Rxd8+ Rxd8 18. f3 Bb3 19. Kf2 e5 20. Bc1 f5 21. Ng3 Bf6 22. Bxh6 Bh4 23. Rxe5 Bc4 24. f4 Rd3 0-1

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.05"]
[Round "3"]
[White "Rodriguez, Roberto"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1841"]
[BlackElo "1806"]
[PlyCount "42"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. Bf4 d6 6. e3 Nc6 7. Be2 Nd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 e5 11. dxe5 Ndxe5 12. Nxe5 Nxe5 13. Bxe5 Bxe5 14. Qc2 c6 15. g3 Qf6 16. Ne4 Qg6 17. f4 Bxb2 18. Rd1 Bf5 19. Bd3 Rfe8 20. Qxb2 Bxe4 21. Bxe4 Qxe4 1/2-1/2

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.04"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Tobares Dilascio, Oriana Helena"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1806"]
[BlackElo "1206"]
[PlyCount "95"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. Nc3 a6 6. e3 Nf6 7. Bd3 Bg4 8. Nge2 e6 9. 0-0 Bd6 10. f3 Bh5 11. Rc1 0-0 12. Bxd6 Qxd6 13. Nf4 Bg6 14. Nxg6 hxg6 15. f4 Ne7 16. g4 Rac8 17. Rf2 b5 18. Rfc2 Rc6 19. Nb1 Rfc8 20. Nd2 Rxc2 21. Rxc2 Rxc2 22. Bxc2 Nc6 23. Nb3 Nd7 24. h4 Qe7 25. Qe1 Na7 26. g5 Nc8 27. Qa5 Ncb6 28. Nc5 Nxc5 29. Qxb6 Ne4 30. Bxe4 dxe4 31. a3 Qd7 32. Qb8+ Kh7 33. Qe5 Qd5 34. Qxd5 exd5 35. Kf2 Kg8 36. Kg3 f5 37. gxf6 gxf6 38. Kg4 f5+ 39. Kg5 Kf7 40. h5 gxh5 41. Kxh5 Kf6 42. Kh6 Kf7 43. Kg5 Ke6 44. Kg6 Kd6 45. Kxf5 Kc6 46. Ke6 a5 47. b4 a4 48. Ke5 1-0

[Event "La Pampa op"]
[Site "La Pampa"]
[Date "2022.03.04"]
[Round "1"]
[White "Tobares, Leandro"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2239"]
[BlackElo "1806"]
[PlyCount "41"]
[EventDate "2022.03.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 0-0 6. 0-0 Bxc3 7. bxc3 e4 8. Ng5 Re8 9. d3 exd3 10. exd3 d5 11. cxd5 Nxd5 12. Qh5 Nf6 13. Qxf7+ Kh8 14. Qb3 Qe7 15. Ba3 Qd7 16. Nf7+ Kg8 17. Ne5+ Qe6 18. Nxc6 bxc6 19. Bxc6 Qxb3 20. axb3 Bh3 21. Rfc1 1-0

[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "2020.01.13"]
[Round "2.1"]
[White "Heredia, Valentin"]
[Black "Pierucci, Fabian"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1737"]
[BlackElo "1926"]
[PlyCount "70"]
[EventDate "2020.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 h6 8. Bh4 Be7 9. Nge2 0-0 10. 0-0 Re8 11. f3 c5 12. Bf2 Nf8 13. Bb5 Bd7 14. dxc5 Bxc5 15. Nd4 Rc8 16. Rc1 Bxb5 17. Ncxb5 Qb6 18. Qd2 Ng6 19. Nc3 Bxd4 20. exd4 Qa6 21. Rfe1 b6 22. Bg3 Qa5 23. Qd3 a6 24. Be5 Nd7 25. Bd6 b5 26. a3 Qb6 27. Bg3 Nf6 28. Kh1 Nh5 29. Nxd5 Rxc1 30. Rxc1 Nxg3+ 31. hxg3 Qd6 32. Ne3 Qxg3 33. Nf5 Qg5 34. Qc2 Nf4 35. Qf2 Qxf5 0-1

[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "2020.01.13"]
[Round "1.3"]
[White "Ripari, Marcelo"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2234"]
[BlackElo "1737"]
[PlyCount "53"]
[EventDate "2020.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. Nc3 Nbd7 7. a4 c5 8. d5 Rb8 9. Re1 a6 10. a5 b5 11. axb6 Nxb6 12. e4 Nc4 13. Qe2 Nxb2 14. Ra2 Nd7 15. e5 Nxe5 16. Nxe5 Bxe5 17. Rxb2 Rxb2 18. Bxb2 Qb6 19. Ba1 Qa5 20. Qd2 Qb4 21. Ne4 Bxa1 22. Rxa1 Bb7 23. c3 Qc4 24. Rb1 Bc8 25. Qh6 f6 26. Rb8 Qa2 27. h4 1-0

[Event "South America-ch U16 16th"]
[Site "Buenos Aires"]
[Date "2019.12.04"]
[Round "5.8"]
[White "Heredia, Valentin"]
[Black "Pena Cifuentes, Tomas Alberto"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1738"]
[BlackElo "2025"]
[PlyCount "82"]
[EventDate "2019.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 c6 7. e3 h6 8. Bh4 Nbd7 9. Bd3 0-0 10. 0-0 Re8 11. Qc2 Ne4 12. Bxe7 Qxe7 13. Nd2 f5 14. Rae1 Ndf6 15. f3 Nxd2 16. Qxd2 Be6 17. Qc2 Qd7 18. Ne2 Nh5 19. Nf4 Nxf4 20. exf4 Qf7 21. Re5 Rf8 22. Rfe1 Rae8 23. g4 Bd7 24. gxf5 Rxe5 25. Rxe5 Qf6 26. Qc5 Qh4 27. Qe7 Qxf4 28. Be4 dxe4 29. Qxd7 Qe3+ 30. Kh1 Qxf3+ 31. Kg1 Qe3+ 32. Kh1 Qc1+ 33. Kg2 Qxb2+ 34. Kg3 Qa3+ 35. Kh4 Qxa2 36. Qe6+ Qxe6 37. fxe6 g6 38. Rxe4 Re8 39. Re1 Kg7 40. Ra1 a6 41. Rb1 Re7 0-1

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.15"]
[Round "5.9"]
[White "Damiano, Martin"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1780"]
[BlackElo "1698"]
[PlyCount "66"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 cxd4 7. cxd4 Na5 8. Bd3 Rc8 9. Nc3 Nc4 10. 0-0 Ne7 11. Ng5 h6 12. Qh5 g6 13. Qh4 Bg7 14. Nf3 b5 15. b3 Nxa3 16. Nxd5 Nxd5 17. Qxd8+ Rxd8 18. Rxa3 Ra8 19. Ra5 a6 20. Bd2 0-0 21. Rfa1 Nc7 22. Be4 Rac8 23. Bb4 Rfd8 24. Bd6 Bf8 25. Bb7 Bxd6 26. exd6 Nd5 27. Bxc8 Bxc8 28. Rc1 Bb7 29. Nd2 Rxd6 30. Ne4 Rd8 31. Nc5 Nf4 32. Nxb7 Rb8 33. Rc7 Nd5 1-0

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.15"]
[Round "6.13"]
[White "Heredia, Valentin"]
[Black "Vergara, Agustin"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1698"]
[BlackElo "1749"]
[PlyCount "37"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. e4 e5 7. h3 h6 8. Be3 Be6 9. c3 Nfd7 10. Qd2 Kh7 11. d4 Bc4 12. Rd1 f5 13. exf5 Nc6 14. fxg6+ Kxg6 15. Nh4+ Kf7 16. Bxh6 Rg8 17. b3 Ba6 18. Bd5+ Kf8 19. Ng6+ 1-0

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.14"]
[Round "4.13"]
[White "Heredia, Valentin"]
[Black "Fernandez, Pablo"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1698"]
[BlackElo "1564"]
[PlyCount "43"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. Nf3 d6 5. g3 Be7 6. Bg2 Nbd7 7. Qc2 e5 8. e4 fxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qc2 exd4 12. Nxd4 c6 13. 0-0 0-0 14. h3 Ne8 15. Re1 Nc7 16. Bf4 Bf6 17. Rad1 Bxd4 18. Rxd4 Rxf4 19. Rxf4 Bd7 20. Be4 h6 21. Bg6 Ne6 22. Bf7+ 1-0

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.14"]
[Round "3.10"]
[White "Naselli, Alejandro"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1929"]
[BlackElo "1698"]
[PlyCount "91"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. e5 Qd8 7. Bd3 c5 8. Ne2 Nc6 9. a3 cxd4 10. cxd4 Qb6 11. Nbc3 Bd7 12. Bb5 a6 13. Bxc6 Bxc6 14. Qd2 Be7 15. 0-0 0-0 16. Kh1 Rac8 17. f4 f5 18. Nd1 Bb5 19. Rf2 Rc7 20. Ne3 g5 21. Nc3 g4 22. Nexd5 exd5 23. Nxd5 Qc6 24. Nxc7 Qxc7 25. b4 Rd8 26. d5 Qd7 27. d6 Bxd6 28. Qxd6 Qxd6 29. exd6 Rxd6 30. g3 Bc6+ 31. Kg1 Be4 32. Rb2 Kf7 33. a4 Bf3 34. Kf2 Be4 35. Ra3 Ke6 36. Rc3 Rd7 37. Ke3 Bc6 38. b5 axb5 39. axb5 Be4 40. Rd2 Rh7 41. Rc8 h5 42. Re8+ Re7 43. Rxe7+ Kxe7 44. Kd4 Ke6 45. Re2 Kd6 46. Rxe4 1-0

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.13"]
[Round "1.5"]
[White "Bentancor, Franco German"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2214"]
[BlackElo "1698"]
[PlyCount "45"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. e4 c5 7. Nc3 Nc6 8. h3 Rb8 9. a4 a6 10. Be3 b5 11. axb5 axb5 12. Qd2 Nd7 13. Bh6 b4 14. Bxg7 Kxg7 15. Ne2 Qb6 16. c3 Ba6 17. Nh2 Ra8 18. Kh1 Rfb8 19. c4 b3 20. f4 Bb7 21. Rae1 Qb4 22. Nc3 Nd4 23. Ng4 1-0

[Event "Buenos Aires Finde Largo op 2nd"]
[Site "Buenos Aires"]
[Date "2018.10.13"]
[Round "2.12"]
[White "Heredia, Valentin"]
[Black "Lani, Juan Marcelo"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1698"]
[PlyCount "69"]
[EventDate "2018.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. e3 e6 4. Nc3 Bb4 5. Bd2 Nc6 6. a3 Bxc3 7. Bxc3 a6 8. c5 Bd7 9. b4 0-0 10. Nf3 Ne4 11. Qc2 Re8 12. Bb2 b6 13. Bd3 f5 14. Ne5 Nxe5 15. dxe5 b5 16. c6 Bc8 17. a4 Rb8 18. axb5 axb5 19. Ra5 Qe7 20. Qb3 Rb6 21. Bxb5 Rf8 22. Bd4 Rb8 23. f3 Ng5 24. Ba7 Ra8 25. Bc5 Qxc5 26. bxc5 Rxa5 27. 0-0 Ba6 28. Bxa6 Rxa6 29. Qb7 Ra5 30. Qxc7 Rxc5 31. Qd6 Rc2 32. f4 Ra8 33. fxg5 Raa2 34. Qxe6+ Kf8 35. Rxf5# 1-0

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.21"]
[Round "4.7"]
[White "Garcia, Ortiz Demis"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1856"]
[BlackElo "1768"]
[PlyCount "43"]
[EventDate "2018.04.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. d4 Nc6 6. a3 b3 7. cxb3 Nge7 8. Bd3 Bd7 9. Nc3 a6 10. Ne2 Ng6 11. 0-0 Rc8 12. Be3 Nh4 13. Nxh4 Qxh4 14. Nf4 Qd8 15. b4 Be7 16. Qh5 h6 17. Qg4 Bg5 18. Ng6 Bxe3 19. fxe3 Rg8 20. Rxf7 Kxf7 21. Rf1+ Ke8 22. Qf3 1-0

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.21"]
[Round "5.10"]
[White "Heredia, Valentin"]
[Black "Romanazzi, Federico"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1768"]
[BlackElo "1875"]
[PlyCount "70"]
[EventDate "2018.04.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d6 6. 0-0 c5 7. d3 Nc6 8. Nbd2 e5 9. c4 h6 10. a3 Be6 11. Rb1 Rc8 12. Bc3 Qd7 13. b4 Nh7 14. Qc2 Nd4 15. Nxd4 exd4 16. Ba1 b6 17. b5 Bh3 18. a4 Bxg2 19. Kxg2 h5 20. Rfe1 Bh6 21. Nf3 Ng5 22. Nxg5 Bxg5 23. h4 Bh6 24. Bb2 d5 25. Bc1 Bxc1 26. Rbxc1 Rfe8 27. Qd2 dxc4 28. dxc4 Qg4 29. Ra1 Re6 30. a5 Rce8 31. axb6 axb6 32. Ra2 Qe4+ 33. f3 Qe3 34. Qxe3 Rxe3 35. Ra6 R8e6 0-1

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.20"]
[Round "2.7"]
[White "Iborra, Diego"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1978"]
[BlackElo "1768"]
[PlyCount "37"]
[EventDate "2018.04.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bc4 0-0 6. h3 c5 7. d3 Nc6 8. 0-0 a6 9. a4 e5 10. fxe5 dxe5 11. Bg5 h6 12. Bh4 Ne7 13. Kh1 Qc7 14. Qd2 Kh7 15. Nh2 Qd6 16. Rf3 Be6 17. Bxf6 Bxc4 18. Bxe7 Qxe7 19. dxc4 1-0

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.12"]
[Round "8.5"]
[White "Gutierrez Reich, Francisco"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1581"]
[BlackElo "1833"]
[PlyCount "52"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nc6 4. g3 Nf6 5. Bg2 a5 6. a4 dxe4 7. dxe4 e5 8. Ngf3 Bc5 9. 0-0 0-0 10. c3 b6 11. Qc2 Ba6 12. c4 Qe7 13. b3 Rad8 14. Bb2 Nb4 15. Qc3 Ng4 16. h3 Rd3 17. Qc1 Nxf2 18. Rxf2 Bxf2+ 19. Kxf2 Rxf3+ 20. Kxf3 Nd3 21. Qc3 Qf6+ 22. Ke2 Qf2+ 23. Kxd3 Rd8+ 24. Kc2 Qxg2 25. Rd1 Qxh3 26. Qxe5 Qd7 1-0

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.12"]
[Round "7.1"]
[White "Heredia, Valentin"]
[Black "Ibarra, Juan Martin"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1833"]
[BlackElo "2021"]
[PlyCount "46"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 c6 5. 0-0 Nbd7 6. c4 Bd6 7. Nc3 0-0 8. Qc2 dxc4 9. e4 e5 10. Rd1 Qe7 11. a4 exd4 12. Nxd4 Nc5 13. Nce2 Ncxe4 14. Bf4 Bxf4 15. Nxf4 Nd6 16. Re1 Qc7 17. a5 a6 18. Rad1 Bg4 19. Bf3 Bxf3 20. Nxf3 Rad8 21. Ne5 Qxa5 22. Nxc4 Nxc4 23. Qxc4 Rfe8 0-1

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.11"]
[Round "5.3"]
[White "Heredia, Valentin"]
[Black "Villarreal, Agustin"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1833"]
[BlackElo "1613"]
[PlyCount "55"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 b6 6. Bg2 Bb7 7. 0-0 Nbd7 8. c4 0-0 9. Nbd2 Rb8 10. Re1 Re8 11. e4 e5 12. Qc2 Qe7 13. dxe5 dxe5 14. Rad1 Rbd8 15. Nb1 Bxe4 16. Rxe4 Nxe4 17. Qxe4 Nc5 18. Qc2 Rxd1+ 19. Qxd1 e4 20. Nd4 Rd8 21. Na3 Nd3 22. Nc6 Qc5 23. Nxd8 Qxf2+ 24. Kh1 Qxb2 25. Qc2 Qxa3 26. Bxe4 Qc1+ 27. Qxc1 Nxc1 28. Bd5 1/2-1/2

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.11"]
[Round "6.4"]
[White "Martinez, Francisco Guillermo"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1663"]
[BlackElo "1833"]
[PlyCount "72"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. e5 Qd8 7. Bd3 c5 8. Nf3 Nc6 9. 0-0 Bd7 10. Nbd2 Qb6 11. Qb3 Qc7 12. Qc2 Rc8 13. Rac1 Qb8 14. Qb1 Be7 15. a3 a5 16. Rc2 0-0 17. Re1 b5 18. Nf1 Qb6 19. dxc5 Bxc5 20. b4 axb4 21. cxb4 Be7 22. Rec1 Ra8 23. Qb3 Ra7 24. Ra2 Rfa8 25. Bb1 Nd4 26. Qd3 Nxf3+ 27. gxf3 g6 28. Rcc2 Rc7 29. Ne3 Rac8 30. Qd2 g5 31. Qe2 d4 32. Ng4 Bc6 33. Rc5 Bd5 34. Rxc7 Rxc7 35. Rb2 Rc3 36. Be4 Bc4 0-1

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.10"]
[Round "4.5"]
[White "Gullo, Octavio"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1531"]
[BlackElo "1833"]
[PlyCount "28"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Be3 0-0 6. Qd2 Nc6 7. Ne2 a6 8. Nec3 e5 9. d5 Nd4 10. Bxd4 exd4 11. Qxd4 Nxe4 12. Qd1 Qh4+ 13. Ke2 Qf2+ 14. Kd3 Nc5# 0-1

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.10"]
[Round "3.5"]
[White "Heredia, Valentin"]
[Black "Zandrino, Faustino"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1833"]
[BlackElo "1553"]
[PlyCount "51"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d5 3. Bg2 Nc6 4. 0-0 Nf6 5. d3 Bg4 6. Nbd2 e6 7. b3 Be7 8. Bb2 0-0 9. a3 Re8 10. Qe1 Qc7 11. e4 Rad8 12. h3 Bh5 13. Nh2 Bg6 14. f4 h6 15. e5 Nd7 16. Nhf3 Nb6 17. g4 a6 18. Nh4 Bh7 19. f5 Bxh4 20. Qxh4 exf5 21. gxf5 Nxe5 22. f6 Ng6 23. Qh5 Nf4 24. Qg4 Ne2+ 25. Kh1 Ng3+ 26. Kg1 1/2-1/2

[Event "ARG-ch U14"]
[Site "Villa Martelli"]
[Date "2018.02.09"]
[Round "1.3"]
[White "Heredia, Valentin"]
[Black "Albertengo, Matias"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1833"]
[BlackElo "1425"]
[PlyCount "119"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. Bg2 Nf6 4. 0-0 Bd6 5. d3 0-0 6. Nbd2 Nbd7 7. e4 c6 8. Re1 Ne8 9. e5 Be7 10. h4 Nc7 11. Nf1 f6 12. Bf4 fxe5 13. Nxe5 Nxe5 14. Bxe5 Bf6 15. Bh3 Bxe5 16. Rxe5 Qf6 17. Qe2 Qf3 18. Re1 Qxe2 19. R1xe2 Bd7 20. Nd2 Rf6 21. Nb3 Re8 22. Nc5 Bc8 23. f4 Kf8 24. c4 b6 25. Nb3 Bd7 26. Nd4 Kf7 27. Nf3 h6 28. h5 Na6 29. a3 Nc5 30. cxd5 cxd5 31. R5e3 Bb5 32. Ne5+ Kg8 33. b4 Nd7 34. Ng4 Rf7 35. Rxe6 Rxe6 36. Rxe6 Bxd3 37. Ne3 Nf6 38. Rd6 Re7 39. Be6+ Kf8 40. Nxd5 Rxe6 41. Rxe6 Nxd5 42. Rd6 Be4 43. Rd7 a6 44. Kf2 Nf6 45. Ra7 Bd3 46. Ke3 Bb5 47. Rb7 Bc6 48. Rxb6 Nd5+ 49. Kd4 Nxb6 50. Kc5 Bb5 51. Kxb6 Kf7 52. a4 Bxa4 53. Kxa6 Kf6 54. b5 Bxb5+ 55. Kxb5 Kf5 56. Kc5 Kg4 57. Kd5 Kxg3 58. Ke4 Kg4 59. Ke5 Kxh5 60. Kf5 1/2-1/2

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.04"]
[Round "5.4"]
[White "Falcinelli, Oscar"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2021"]
[BlackElo "1709"]
[PlyCount "67"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 g6 3. Nf3 Bg7 4. Bg5 Ne7 5. Nc3 c5 6. Qd2 Nbc6 7. Qf4 d6 8. Bf6 0-0 9. Bxg7 Kxg7 10. 0-0-0 e5 11. Qd2 Rb8 12. h4 h5 13. Be2 b5 14. Nh2 b4 15. Nb1 Nd4 16. g4 Nxe2+ 17. Qxe2 Rh8 18. Rdg1 Kf8 19. gxh5 Rxh5 20. Nf1 Ng8 21. Ne3 Rxh4 22. Nd2 Be6 23. Rxh4 Qxh4 24. Ndc4 Rd8 25. Qe1 Qf4 26. Kb1 a5 27. Nxa5 d5 28. exd5 Bxd5 29. Nxd5 Rxd5 30. Nc4 Nf6 31. a3 bxa3 32. bxa3 e4 33. dxe4 Nxe4 34. Qa5 1/2-1/2

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.04"]
[Round "3.5"]
[White "Heredia, Valentin"]
[Black "Rodriguez Lezcano, Matias"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1709"]
[BlackElo "1995"]
[PlyCount "159"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. b3 Bf5 5. Bb2 Nbd7 6. 0-0 e6 7. d3 Bc5 8. Nbd2 0-0 9. c4 Re8 10. Qb1 Qc7 11. b4 Bf8 12. e4 dxe4 13. dxe4 Bg6 14. Nh4 Red8 15. Nxg6 hxg6 16. a3 Nb6 17. e5 Rxd2 18. exf6 Na4 19. Ra2 Nxb2 20. Rxb2 Rad8 21. Rxd2 Rxd2 22. Rd1 Qd7 23. Rxd2 Qxd2 24. fxg7 Bxg7 25. b5 cxb5 26. cxb5 b6 27. Be4 Bd4 28. Qc2 Bxf2+ 29. Kg2 Qe1 30. Bxg6 Qg1+ 31. Kf3 Bc5 32. Bh7+ Kg7 33. Bd3 f5 34. a4 Qh1+ 35. Qg2 Qc1 36. Qe2 Kf6 37. Bc4 e5 38. Kg2 e4 39. g4 fxg4 40. Qf1+ Qxf1+ 41. Kxf1 Kf5 42. Ke2 Kf4 43. Be6 Bg1 44. h4 g3 45. Bh3 Bd4 46. Bg2 Bf6 47. h5 Bg7 48. Bh1 Ke5 49. Bg2 Kd4 50. Bh1 Bh6 51. Bg2 e3 52. Bf1 Kc3 53. Kd1 Kb3 54. Ke2 Kc2 55. Bg2 Kc3 56. Bf1 Kc2 57. Bg2 Kb3 58. Bf1 g2 59. Bxg2 Kxa4 60. Bc6 Kb4 61. Be8 Kc5 62. Bd7 Kd6 63. Be8 Kc7 64. Kd3 Kd6 65. Ke2 Kc5 66. Bd7 Kb4 67. Be8 Ka5 68. Bc6 a6 69. bxa6 Kxa6 70. Bf3 Kb5 71. Kd3 Kb4 72. Kc2 b5 73. Be2 Ka4 74. Kb2 b4 75. Bc4 Bg5 76. Bb3+ Kb5 77. Bd1 Bh6 78. Kb3 Kc5 79. Be2 Bg7 80. Bf1 1/2-1/2

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.04"]
[Round "4.5"]
[White "Romanazzi, Federico"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1870"]
[BlackElo "1709"]
[PlyCount "56"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. e3 Nbd7 7. Be2 b6 8. 0-0 Bb7 9. Qc2 h6 10. h3 c5 11. a4 a6 12. a5 Re8 13. d5 b5 14. cxb5 axb5 15. a6 Bxa6 16. e4 Qb6 17. b4 Rec8 18. Be3 Qb7 19. Qb3 cxb4 20. Qxb4 Rxc3 21. Qxc3 Nxe4 22. Qb4 Bxa1 23. Rxa1 Qxd5 24. Bxb5 Bxb5 25. Rxa8+ Qxa8 26. Qxb5 Ndc5 27. Bxh6 Qa1+ 28. Qf1 Qxf1+ 1/2-1/2

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.03"]
[Round "1.2"]
[White "Heredia, Valentin"]
[Black "Santopietro, Gerardo"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1709"]
[BlackElo "2129"]
[PlyCount "101"]
[EventDate "2017.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 e5 4. d3 Nf6 5. Nbd2 Bc5 6. 0-0 Qe7 7. c4 a5 8. b3 0-0 9. Bb2 d6 10. a3 Nbd7 11. Qc2 Rac8 12. d4 exd4 13. Nxd4 Bxg2 14. Kxg2 Bxd4 15. Bxd4 Qxe2 16. Rfe1 Qh5 17. Ne4 Ng4 18. h3 Nge5 19. g4 Qg6 20. f4 Nc6 21. Qd2 Nxd4 22. Qxd4 Nc5 23. Nxc5 dxc5 24. Qe4 Qxe4+ 25. Rxe4 Rfe8 26. Rae1 Rxe4 27. Rxe4 Kf8 28. Kf2 Rd8 29. Re5 f6 30. Re3 Kf7 31. Ke2 Rd4 32. f5 a4 33. bxa4 Rxc4 34. a5 bxa5 35. Re6 g6 36. fxg6+ Kxg6 37. Rc6 Rc3 38. h4 h6 39. Rxc7 Rxa3 40. Rxc5 Rg3 41. Rxa5 Rxg4 42. h5+ Kh7 43. Ra7+ Rg7 44. Ra6 Re7+ 45. Kf3 Kg7 46. Ra1 Rb7 47. Rg1+ Kh7 48. Rg6 Rb5 49. Rxf6 Rxh5 50. Kg4 Rb5 51. Ra6 1/2-1/2

[Event "South American-ch U12"]
[Site "Santiago de Chile"]
[Date "2016.12.04"]
[Round "5.8"]
[White "Heredia, Valentin"]
[Black "Hidalgo Minano, Fernando Jose"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "1708"]
[BlackElo "1637"]
[PlyCount "101"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d5 6. c4 c6 7. cxd5 cxd5 8. Nc3 Nc6 9. Bf4 Ne4 10. Ne5 Nxc3 11. bxc3 Nxe5 12. dxe5 e6 13. e4 g5 14. Be3 Bxe5 15. exd5 exd5 16. Qxd5 Qxd5 17. Bxd5 Bh3 18. Rfd1 Rac8 19. Rac1 b6 20. Bxg5 Rxc3 21. Rxc3 Bxc3 22. Bg2 Be6 23. Rd3 Bg7 24. Bd5 Bxd5 25. Rxd5 f6 26. Be3 Rf7 27. Rd8+ Rf8 28. Rd4 f5 29. Ra4 Rf7 30. Ra6 Bf8 31. a4 Bb4 32. Bf4 Rb7 33. Kf1 Kf7 34. Ke2 Ke6 35. Kd3 Kd5 36. f3 Ba5 37. g4 fxg4 38. fxg4 Kc5 39. h4 Kb4 40. Bd2+ Kxa4 41. Bxa5 Kb5 42. Bxb6 Kxa6 43. Be3 Rb4 44. Bd4 Kb7 45. g5 Kc6 46. h5 Rb5 47. Bf6 Kd6 48. g6 Rxh5 49. g7 Rh3+ 50. Ke4 Rg3 51. Be5+ 1-0

[Event "South American-ch U12"]
[Site "Santiago de Chile"]
[Date "2016.12.03"]
[Round "4.11"]
[White "Marchant Loyola, Sebastian"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1400"]
[BlackElo "1708"]
[PlyCount "48"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 Nge7 7. b4 cxd4 8. cxd4 Nf5 9. Nc3 Rc8 10. Bb2 a6 11. Rc1 b5 12. Bd3 Ncxd4 13. Nxd4 Nxd4 14. 0-0 Nc6 15. Ne2 Be7 16. f4 0-0 17. Rf3 Qb6+ 18. Nd4 Nxd4 19. Bxh7+ Kxh7 20. Rh3+ Kg8 21. Qh5 Nf3+ 22. Kf1 Qg1+ 23. Ke2 Qxg2+ 24. Kd3 Qd2# 0-1

[Event "South American-ch U12"]
[Site "Santiago de Chile"]
[Date "2016.12.02"]
[Round "3.9"]
[White "Heredia, Valentin"]
[Black "Zandrino, Faustino"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1708"]
[BlackElo "1404"]
[PlyCount "65"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 Nf6 4. Bg2 Bf5 5. 0-0 e6 6. c4 dxc4 7. Qa4 Bg4 8. Ne5 Rb8 9. Bxc6+ bxc6 10. Qxc6+ Ke7 11. Qxc4 Rb6 12. Nc6+ Rxc6 13. Qxc6 Bxe2 14. b3 Qxd4 15. Qxc7+ Nd7 16. Ba3+ Kf6 17. Qd8+ Kg6 18. h4 f6 19. Qe8+ Kf5 20. Re1 Qxa1 21. g4+ Kxg4 22. Qxe6+ Kxh4 23. Qxe2 Bxa3 24. Qe4+ Kg5 25. Nxa3 Qc3 26. Qg2+ Kh6 27. Re3 Qc1+ 28. Kh2 g5 29. Qh3+ Kg6 30. Qxd7 Qxa3 31. Qd3+ Kf7 32. Qd5+ Kg6 33. Qe4+ 1/2-1/2

[Event "South American-ch U12"]
[Site "Santiago de Chile"]
[Date "2016.12.02"]
[Round "2.20"]
[White "Munoz Regalado, Gonzalo"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1329"]
[BlackElo "1708"]
[PlyCount "82"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Bg5 cxd4 8. cxd4 Qb6 9. Qd2 Nf5 10. Be3 Bb4 11. Nc3 Rc8 12. 0-0 Na5 13. Rab1 Nc4 14. Bxc4 Rxc4 15. Rfc1 0-0 16. a3 Be7 17. Rd1 Rfc8 18. Rbc1 Qb3 19. Ra1 b5 20. Qe2 Nxe3 21. fxe3 R4c7 22. Rdc1 Qc4 23. Qxc4 Rxc4 24. Nd2 R4c7 25. Re1 a5 26. Rec1 b4 27. axb4 axb4 28. Ne2 Rc2 29. Rxc2 Rxc2 30. Ra8+ Bf8 31. Rd8 Rxd2 32. Rxd7 Rxe2 33. Rd8 Rxb2 34. Rb8 g6 35. Kf1 Kg7 36. h3 b3 37. Ke1 Rb1+ 38. Kd2 Ba3 39. Ke2 b2 40. Kd2 Ra1 41. Kc2 Rc1+ 0-1

[Event "South American-ch U12"]
[Site "Santiago de Chile"]
[Date "2016.12.01"]
[Round "1.11"]
[White "Heredia, Valentin"]
[Black "Cruz Zamora, Fabian"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1708"]
[BlackElo "1265"]
[PlyCount "44"]
[EventDate "2016.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Be6 8. b3 d5 9. cxd5 cxd5 10. Bb2 Nc6 11. Ne5 Rc8 12. Rc1 a6 13. Nxc6 Rxc6 14. Na4 Qd6 15. Nc5 Bc8 16. Re1 e6 17. e4 dxe4 18. Nxe4 Nxe4 19. Rxc6 Qxc6 20. Bxe4 Qb6 21. Qd2 Rd8 22. Rc1 Bd7 1/2-1/2

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.31"]
[Round "9"]
[White "Guo, Arthur"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2038"]
[BlackElo "1655"]
[PlyCount "49"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bd3 c5 8. Be3 Bd7 9. 0-0 Nc6 10. dxc5 Be7 11. c3 e5 12. Be4 Bg4 13. Qa4 Bxf3 14. Bxf3 0-0 15. b4 a6 16. Rad1 Rfd8 17. Bd5 Qg6 18. Qb3 Rf8 19. f4 Kh8 20. f5 Qh5 21. Bf3 Qh4 22. g3 Qf6 23. Rd7 Ra7 24. Bxc6 Qxc6 25. Rxe7 1-0

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.30"]
[Round "8"]
[White "Heredia, Valentin"]
[Black "Lopez Ramirez, David Santiago"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1655"]
[BlackElo "1597"]
[PlyCount "63"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 c6 4. Bg2 Bg4 5. 0-0 Nbd7 6. c4 e6 7. cxd5 exd5 8. Nc3 Bd6 9. Qc2 0-0 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qc2 Re8 14. h3 Bxf3 15. Bxf3 Nd5 16. Qb3 Nb6 17. Be3 Qf6 18. Kg2 Qe6 19. Qxe6 Rxe6 20. Rac1 f5 21. Rfd1 Nd5 22. Bxd5 cxd5 23. Rc2 Rf8 24. Rdc1 f4 25. gxf4 Bxf4 26. Bxf4 Rxf4 27. Rc8+ Rf8 28. Rxf8+ Kxf8 29. Rc8+ Kf7 30. Rc7+ Re7 31. Rxe7+ Kxe7 32. Kf3 1/2-1/2

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.29"]
[Round "7"]
[White "Gutierrez Reich, Francisco"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1564"]
[BlackElo "1655"]
[PlyCount "102"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 Be7 5. Bg2 Nbd7 6. f4 dxe4 7. dxe4 Rb8 8. Ngf3 b6 9. 0-0 Bc5+ 10. Kh1 Ng4 11. Qe2 Ne3 12. c3 Nxf1 13. Nxf1 Bb7 14. e5 Be7 15. g4 Nc5 16. Ng3 Ba6 17. Qc2 Qd3 18. Qf2 Qd1+ 19. Bf1 Ne4 20. Nxe4 Bxf1 21. Ne1 Qe2 22. Qxe2 Bxe2 23. Be3 Bxg4 24. Kg1 Rd8 25. Rc1 f6 26. exf6 gxf6 27. Kf2 f5 28. Ng5 Bxg5 29. fxg5 e5 30. Nf3 Bxf3 31. Kxf3 Rd3 32. Ke2 e4 33. Rf1 Rf8 34. h4 f4 35. Bxf4 Rh3 36. Bxc7 Rxf1 37. Kxf1 Rxh4 38. Kg2 Rg4+ 39. Kf2 Rxg5 40. Bb8 a6 41. Ke3 Rg4 42. Bf4 h5 43. Kxe4 h4 44. Kf3 Rg6 45. b4 Kd7 46. a4 Kc6 47. c4 b5 48. cxb5+ axb5 49. a5 Kd5 50. Bh2 Kc4 51. Bd6 Rxd6 0-1

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.28"]
[Round "6"]
[White "Heredia, Valentin"]
[Black "Flores Sanchez, Carlo"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1655"]
[BlackElo "1435"]
[PlyCount "161"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 e6 6. c4 d6 7. Nc3 Nbd7 8. Qc2 e5 9. e4 c6 10. Re1 Re8 11. b3 Nf8 12. Ba3 Qc7 13. Rad1 Bd7 14. dxe5 dxe5 15. Bd6 Qc8 16. Nxe5 Be6 17. Ne2 N6d7 18. Nxd7 Qxd7 19. Nf4 Rad8 20. Qe2 Qc8 21. e5 Nd7 22. Nxe6 Rxe6 23. Bh3 f5 24. f4 Nb6 25. g4 Kh8 26. gxf5 Ree8 27. e6 Rg8 28. fxg6 hxg6 29. e7 Qxh3 30. exd8Q Rxd8 31. Be5 Rxd1 32. Rxd1 Bxe5 33. Qxe5+ Kh7 34. Qe7+ Kh6 35. Qf8+ Kh5 36. Qh8+ Kg4 37. Qxh3+ Kxh3 38. Rd3+ Kg4 39. Rg3+ Kxf4 40. Rxg6 Nc8 41. h4 Ne7 42. Rg7 Nf5 43. Rxb7 Nxh4 44. Rxa7 Nf3+ 45. Kf2 Nd4 46. Rf7+ Ke5 47. Rh7 Kd6 48. Ke3 c5 49. Rh8 Nf5+ 50. Kd2 Ke5 51. Rh5 Ke4 52. Rxf5 Kxf5 53. a4 Ke5 54. Ke3 Kd6 55. Ke4 Ke6 56. Kf4 Kd6 57. Kf5 Kc6 58. Ke5 Kc7 59. Kd5 Kb6 60. Kd6 Ka5 61. Kxc5 Ka6 62. b4 Kb7 63. Kd6 Kb6 64. c5+ Kb7 65. c6+ Kc8 66. c7 Kb7 67. Kd7 Kb6 68. c8Q Ka7 69. b5 Kb6 70. a5+ Kxa5 71. Qa8+ Kxb5 72. Qc6+ Kb4 73. Kd6 Kb3 74. Qc5 Kb2 75. Qc4 Kb1 76. Qc3 Ka2 77. Qb4 Ka1 78. Kc5 Ka2 79. Kc4 Ka1 80. Kc3 Ka2 81. Qb2# 1-0

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.28"]
[Round "5"]
[White "Pastor Aragon, Mateo"]
[Black "Heredia, Valentin"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "1473"]
[BlackElo "1655"]
[PlyCount "82"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bb4 9. a3 Bxc3+ 10. bxc3 a6 11. Qg4 g6 12. Qd1 Qa5 13. Bd2 Qc5 14. Nb3 Qe7 15. Bd3 Nc5 16. 0-0 Bd7 17. Kh1 Nxd3 18. cxd3 h5 19. Qf3 h4 20. Qh3 0-0-0 21. d4 f6 22. Nc5 fxe5 23. fxe5 Nxe5 24. Nxb7 Kxb7 25. dxe5 Rdf8 26. Rfb1+ Ka8 27. c4 Rb8 28. cxd5 exd5 29. Qd3 Qe6 30. Qd4 h3 31. g3 Rhe8 32. Be3 Rb7 33. Rxb7 Kxb7 34. Qa7+ Kc8 35. Rc1+ Kd8 36. Bg5+ Re7 37. Bxe7+ Kxe7 38. Qd4 Qf5 39. Qxd5 Be6 40. Qd2 Qf3+ 41. Kg1 Bd5 1/2-1/2

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.27"]
[Round "4"]
[White "Heredia, Valentin"]
[Black "Decia, Joaquin"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1655"]
[BlackElo "1418"]
[PlyCount "31"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 Nbd7 7. cxd5 exd5 8. Nc3 c5 9. Bf4 b6 10. Ne5 Bb7 11. Nxd7 Qxd7 12. Bg5 Rfe8 13. dxc5 bxc5 14. Bxf6 Bxf6 15. Nxd5 Bxb2 16. Nf6+ 1-0

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.26"]
[Round "3"]
[White "Aguilar Samper, Valentin"]
[Black "Heredia, Valentin"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1500"]
[BlackElo "1655"]
[PlyCount "81"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Bd6 7. e3 Be6 8. Bd3 Nbd7 9. Nge2 Qc7 10. Bf4 Bxf4 11. Nxf4 0-0-0 12. Rc1 Kb8 13. b4 Rc8 14. b5 c5 15. Nce2 g5 16. Nxe6 fxe6 17. Qd2 c4 18. Bb1 h5 19. Nc3 g4 20. h4 gxh3 21. Rxh3 Rhg8 22. g3 Rcf8 23. Bc2 e5 24. Bf5 e4 25. Be6 Rg5 26. Ne2 Qb6 27. Bxd7 Nxd7 28. a4 Qe6 29. Nf4 Qg4 30. Rh4 Qf3 31. Qe2 Qxe2+ 32. Kxe2 Rh8 33. g4 Nf6 34. Nxh5 Nxh5 35. Rxh5 Rhxh5 36. gxh5 Rxh5 37. Rg1 Rh7 38. Rg5 Rc7 39. Rxd5 Rc8 40. Rc5 Rxc5 41. dxc5 1-0

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.26"]
[Round "2"]
[White "Heredia, Valentin"]
[Black "Navarro Ariza, Justin Jeshua"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1655"]
[BlackElo "1503"]
[PlyCount "82"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Nf6 5. 0-0 Bd6 6. Nbd2 0-0 7. e4 dxe4 8. dxe4 Be6 9. h3 h6 10. Qe2 Qd7 11. Kh2 Nb4 12. Nb3 Qc6 13. Ne1 a5 14. f4 Bc4 15. Nd3 Qa6 16. fxe5 Bxe5 17. Rf5 Nxd3 18. cxd3 Bxd3 19. Qf2 Qd6 20. Bf4 Bxf4 21. Rxf4 Qe5 22. Rf5 Qe6 23. Nc5 Qc4 24. Nxd3 Qxd3 25. Re1 c6 26. e5 Nd5 27. Be4 Qb5 28. Rh5 Qb6 29. Qe2 Rfe8 30. Rf1 Qe3 31. Qg4 Qd2+ 32. Kg1 Ne3 33. Qh4 Nxf1 34. Kxf1 Rad8 35. Bf3 Qc1+ 36. Kf2 Rd2+ 37. Be2 Red8 38. Rf5 Rxe2+ 39. Kxe2 Rd2+ 40. Kf3 Qf1+ 41. Kg4 Qe2+ 0-1

[Event "Pan American-ch U12 27th"]
[Site "Montevideo"]
[Date "2016.07.25"]
[Round "1"]
[White "Rodriguez Delfino, Tiago"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1306"]
[BlackElo "1655"]
[PlyCount "50"]
[EventDate "2016.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Be2 Nf5 7. 0-0 cxd4 8. cxd4 Qb6 9. Bd3 Nfxd4 10. Nxd4 Nxd4 11. Nc3 Nc6 12. Re1 Bc5 13. Qc2 Nb4 14. Bb5+ Qxb5 15. Nxb5 Nxc2 16. Bd2 Bb6 17. Rec1 Nxa1 18. Nd6+ Kd7 19. Bb4 a5 20. Ba3 f6 21. exf6 gxf6 22. Rxa1 Bc7 23. Nb5 Be5 24. Rc1 b6 25. g3 Ba6 0-1

[Event "ARG-ch U12 playoff"]
[Site "Argentina"]
[Date "2016.05.25"]
[Round "2.1"]
[White "Aguilar Samper, Valentin"]
[Black "Heredia, Valentin"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1372"]
[BlackElo "1679"]
[PlyCount "66"]
[EventDate "2016.05.25"]
[EventType "match (rapid)"]
[EventRounds "2"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Be6 8. Nge2 Nbd7 9. 0-0 h6 10. Bh4 0-0 11. Qc2 Bd6 12. h3 Qc7 13. Nb5 cxb5 14. Qxc7 Bxc7 15. Bxb5 a6 16. Rac1 Bd6 17. Ba4 b5 18. Bb3 Rac8 19. a4 Ne4 20. Rfd1 Nb6 21. axb5 axb5 22. Nf4 Bxf4 23. exf4 Nc4 24. Be7 Rfe8 25. Bb4 Nxb2 26. f3 Nxd1 27. Rxc8 Rxc8 28. fxe4 dxe4 29. Bxd1 Rc1 30. Kf2 Rxd1 31. Ke3 Bd5 32. g4 Rd3+ 33. Ke2 Rxh3 0-1

[Event "ARG-ch U12 playoff"]
[Site "Argentina"]
[Date "2016.05.25"]
[Round "1.1"]
[White "Heredia, Valentin"]
[Black "Aguilar Samper, Valentin"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1679"]
[BlackElo "1372"]
[PlyCount "69"]
[EventDate "2016.05.25"]
[EventType "match (rapid)"]
[EventRounds "2"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 c5 4. 0-0 Bg7 5. d3 0-0 6. Nbd2 d5 7. c3 Nc6 8. Qc2 Bg4 9. h3 Bd7 10. Re1 Qc8 11. Kh2 b5 12. Nb3 Nd8 13. e4 dxe4 14. dxe4 Rb8 15. Bf4 Rb6 16. Rad1 Ne6 17. Be3 Rd8 18. Ng5 h6 19. Nxe6 Bxe6 20. Nxc5 Rxd1 21. Rxd1 Rc6 22. e5 Ng4+ 23. hxg4 Rxc5 24. Bxc5 Qxc5 25. Rd8+ Kh7 26. f4 Bxg4 27. Rd5 Qc6 28. Rd2 Qb6 29. Be4 Qe3 30. Qd3 Qe1 31. f5 Bh5 32. fxg6+ fxg6 33. Rg2 Bxe5 34. Qd5 Bg7 35. Bc2 1-0

