[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "6"]
[White "Airando, Martin"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2190"]
[BlackElo "1873"]
[PlyCount "105"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 cxd4 5. cxd4 d5 6. Nc3 Nc6 7. e3 h6 8. Rc1 Nh5 9. Be5 Bd6 10. Bb5 0-0 11. 0-0 Nf6 12. Bxf6 Qxf6 13. e4 dxe4 14. Nxe4 Qe7 15. Bxc6 bxc6 16. Ne5 Bxe5 17. dxe5 Ba6 18. Re1 Rac8 19. Qd6 Qc7 20. Nc5 Bb7 21. Qxc7 Rxc7 22. Red1 Rb8 23. b3 a5 24. f4 g5 25. g3 gxf4 26. gxf4 Kg7 27. Kf2 Bc8 28. Rg1+ Kf8 29. Rcd1 Ke7 30. Rg8 Rb5 31. Rdd8 f6 32. Rge8+ Kf7 33. Ne4 Ba6 34. Nd6+ Kg6 35. Rg8+ Rg7 36. Rxg7+ Kxg7 37. Nxb5 Bxb5 38. Ra8 fxe5 39. fxe5 Kg6 40. Ke3 Kf5 41. Rxa5 h5 42. Kd4 h4 43. a4 Bf1 44. Rc5 Bg2 45. a5 Kg4 46. a6 Kh3 47. a7 Kxh2 48. a8Q Kg1 49. Rc1+ Kf2 50. Qa2+ Kg3 51. Qd2 h3 52. Qg5+ Kh2 53. Qf4# 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "4"]
[White "Beherens, Leonardo"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2148"]
[BlackElo "1873"]
[PlyCount "65"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. d5 Na6 8. Bg5 Nc7 9. Be2 a6 10. 0-0 Rb8 11. Re1 b5 12. e5 dxe5 13. Nxe5 b4 14. Nc6 Qd6 15. Nxb8 bxc3 16. bxc3 Ne4 17. Bxe7 Qxe7 18. Bf3 f5 19. Bxe4 fxe4 20. d6 Qf6 21. dxc7 Qxf2+ 22. Kh1 Bxc3 23. Rf1 Qxf1+ 24. Qxf1 Rxf1+ 25. Rxf1 Bd4 26. Nc6 e3 27. Ne7+ Kg7 28. Nxc8 Bc3 29. Rf3 e2 30. Re3 e1Q+ 31. Rxe1 Bxe1 32. Nd6 Bg3 33. Ne8+ 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "5"]
[White "Heht, Matias"]
[Black "Baldomero Fernandez, Jose"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1873"]
[PlyCount "154"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be2 Nc6 6. 0-0 0-0 7. a3 e5 8. d5 Ne7 9. Bg5 h6 10. Bh4 Ne8 11. Qd2 g5 12. Bg3 f5 13. exf5 Bxf5 14. Bd3 Bxd3 15. Qxd3 Nf5 16. Ne4 Qd7 17. c4 b6 18. b4 a5 19. c5 Nf6 20. Nxf6+ Bxf6 21. c6 Qc8 22. Rab1 axb4 23. axb4 Bg7 24. Nd2 Nd4 25. Ne4 Ra2 26. Ra1 Qa8 27. Rxa2 Qxa2 28. Qb1 Qxd5 29. Nc3 Qxc6 30. Rc1 Qb7 31. Qa2+ Kh8 32. h3 c5 33. bxc5 bxc5 34. Rb1 Qa8 35. Qxa8 Rxa8 36. Ne4 Ne2+ 37. Kh2 Nxg3 38. Kxg3 Rd8 39. Rd1 Bf8 40. Nxc5 Rc8 41. Ne4 Rc6 42. Rd5 Kg7 43. f3 Be7 44. Kf2 Kf7 45. g4 Ke6 46. Ra5 d5 47. Ng3 Rc2+ 48. Ke3 Rc3+ 49. Ke2 Rc6 50. Nf5 Bb4 51. Ra7 Rc2+ 52. Kd3 Rc3+ 53. Ke2 d4 54. Ra6+ Kf7 55. Nxh6+ Kg7 56. Nf5+ Kf8 57. Re6 d3+ 58. Kd1 Ra3 59. Rc6 d2 60. Ne3 Ra1+ 61. Kc2 Rc1+ 62. Kb3 Rxc6 63. Kxb4 Rd6 64. Nd1 Rd3 65. Kc4 Rxf3 66. Kd5 Rxh3 67. Kxe5 Rh1 68. Nf2 d1Q 69. Nxd1 Rxd1 70. Kf6 Rd5 71. Ke6 Ra5 72. Kf6 Kg8 73. Kg6 Rb5 74. Kf6 Kh7 75. Kf7 Kh6 76. Kf6 Rb4 77. Kf5 Rf4+ 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "9"]
[White "Heht, Matias"]
[Black "Castano Orrego, Simon"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1873"]
[BlackElo "1779"]
[PlyCount "57"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 0-0 10. g4 d5 11. 0-0-0 d4 12. Qg2 Qc7 13. Nd5 Bxd5 14. exd5 dxe3 15. g5 Nh5 16. Qg4 Nf4 17. Re1 Nxd5 18. Bd3 Nc6 19. Qe4 g6 20. Qxd5 Rad8 21. Qe4 Nb4 22. Kb1 Nxd3 23. cxd3 Bxg5 24. h4 Bf4 25. h5 Qc6 26. hxg6 fxg6 27. Qb4 Qxf3 28. Qe7 Qd5 29. Qxh7# 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "1"]
[White "Heht, Matias"]
[Black "Coca Cubillos, Jesus Alberto"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1873"]
[BlackElo "2060"]
[PlyCount "75"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4 d6 5. a5 N6d7 6. exd6 cxd6 7. Nf3 Nc6 8. Qa4 g6 9. d4 Bg7 10. Be3 0-0 11. Be2 e5 12. d5 Ne7 13. 0-0 h6 14. Nc3 f5 15. Nb5 Rf6 16. Qa3 e4 17. Nfd4 Ne5 18. f4 exf3 19. Nxf3 Nxf3+ 20. Bxf3 a6 21. Bb6 Qd7 22. Nc7 Rb8 23. Rae1 f4 24. Ne6 Rf7 25. Bc7 Ra8 26. Qxd6 Qxd6 27. Bxd6 g5 28. Nxg7 Ng6 29. Ne6 Bd7 30. Bh5 Kh7 31. Bxg6+ Kxg6 32. Nc5 Bf5 33. Re7 Rd8 34. Rxf7 Kxf7 35. Bc7 Re8 36. d6 Re2 37. d7 Rd2 38. d8Q 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "7"]
[White "Heht, Matias"]
[Black "Moraes, Guilherme"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1873"]
[PlyCount "128"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 e6 6. Nc3 Ne7 7. Bc4 a6 8. 0-0 b5 9. Bd3 Bb7 10. Re1 0-0 11. Bg5 h6 12. Bf4 Nbc6 13. d5 Nb4 14. a3 Nxd3 15. Qxd3 Bxc3 16. bxc3 g5 17. Bd6 Re8 18. a4 exd5 19. Bxe7 Rxe7 20. exd5 Rxe1+ 21. Nxe1 bxa4 22. Rxa4 Qe7 23. Nf3 Re8 24. h3 Qd6 25. Rd4 Qg6 26. Qd2 d6 27. Rb4 Bc8 28. Nd4 Qe4 29. Nc6 Qe1+ 30. Qxe1 Rxe1+ 31. Kh2 Bf5 32. Rb6 Bg6 33. Nb4 Rc1 34. Rxd6 a5 35. Nc6 Rxc3 36. Nxa5 Rc2 37. Kg3 Rc5 38. Nc6 Be4 39. Rxh6 Bxd5 40. Ne7+ Kg7 41. Rd6 Be6 42. Nc6 Rc3+ 43. f3 Kf6 44. Nd4 Ra3 45. Rb6 Ra4 46. Nxe6 fxe6 47. Kf2 Ra2+ 48. Kg3 Ra4 49. Rb8 Rc4 50. Rf8+ Kg6 51. f4 gxf4+ 52. Rxf4 Rc3+ 53. Rf3 Rc6 54. Re3 Kf5 55. Kf3 e5 56. g4+ Kf6 57. h4 Rc1 58. Kg3 Rg1+ 59. Kh3 Rh1+ 60. Kg3 Rg1+ 61. Kf3 Rf1+ 62. Ke4 Rf4+ 63. Kd5 Rxg4 64. Rxe5 Rxh4 1/2-1/2

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "11"]
[White "Heht, Matias"]
[Black "Palazzolo, Luis"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1873"]
[PlyCount "47"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Ne2 d5 3. e5 Bg4 4. h3 Bxe2 5. Qxe2 e6 6. d4 Nd7 7. c4 Bb4+ 8. Bd2 Qa5 9. a3 Bxd2+ 10. Qxd2 Qxd2+ 11. Nxd2 Ne7 12. g4 0-0 13. c5 b6 14. b4 a5 15. Rb1 axb4 16. axb4 bxc5 17. bxc5 Rfb8 18. Bd3 Rxb1+ 19. Bxb1 Ra1 20. 0-0 f6 21. Bxh7+ Kxh7 22. Rxa1 fxe5 23. Ra7 exd4 24. Rxd7 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "3"]
[White "Heht, Matias"]
[Black "Ruiz Lopez, Pablo Staling"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1873"]
[PlyCount "51"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Bg4 6. d5 Ne5 7. Nxe5 Bxd1 8. Bb5+ Qd7 9. Bxd7+ Kd8 10. Kxd1 dxe5 11. Ba4 Nf6 12. Nc3 a6 13. Bc2 Rc8 14. Bg5 Ng4 15. Ke2 h6 16. Bh4 g5 17. Bg3 Bg7 18. h3 Nf6 19. Bxe5 b5 20. a3 a5 21. Bd3 b4 22. axb4 axb4 23. Nb5 h5 24. Na7 Rc5 25. Nc6+ Kd7 26. Ra7+ 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "8"]
[White "Plazaola, Sebastian"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1866"]
[BlackElo "1873"]
[PlyCount "69"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb3 Nf6 6. Bd3 Be7 7. 0-0 d5 8. exd5 Nxd5 9. Re1 Bd7 10. N1d2 Ndb4 11. Be4 Nd5 12. c3 Nf6 13. Bc2 0-0 14. Qf3 a5 15. Ne4 a4 16. Nbc5 Nxe4 17. Nxe4 Ne5 18. Qh3 Ng6 19. Be3 Qc7 20. Rad1 Bc6 21. Ng5 Bxg5 22. Bxg5 a3 23. b3 Ra5 24. Be3 b5 25. Rd4 Ba8 26. Bd2 Qc6 27. Bxg6 hxg6 28. Rh4 f5 29. Rh8+ Kf7 30. Rxf8+ Kxf8 31. f3 Qc5+ 32. Kh1 Ra7 33. Rxe6 Qd5 34. Qh8+ Kf7 35. Qe8# 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "2"]
[White "Reboredo, Daniel"]
[Black "Heht, Matias"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "1972"]
[BlackElo "1873"]
[PlyCount "82"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. c4 Nf6 7. Nc3 Qc7 8. Bd3 Bb4 9. Bd2 0-0 10. 0-0 h6 11. Qf3 Nh7 12. Qh5 Bd6 13. f4 Qb6+ 14. Kh1 Qxb2 15. Rad1 Nf6 16. Qh4 Be7 17. Qh3 d5 18. e5 Nh7 19. f5 exf5 20. Bxf5 Bxf5 21. Rxf5 d4 22. Ne4 Qc2 23. Re1 Rae8 24. Bxh6 g6 25. Rf2 Qxc4 26. Qf3 Qd5 27. Nf6+ Nxf6 28. Qxd5 Nxd5 29. Bxf8 Bxf8 30. Rc2 c5 31. Rb2 Ne3 32. Rb7 a5 33. g3 Rxe5 34. Kg1 c4 35. Re2 d3 36. Rf2 Nf5 37. g4 Bc5 38. Rb8+ Kg7 39. gxf5 Rxf5 40. Kg2 Rxf2+ 41. Kg3 Rxa2 0-1

[Event "Daireaux IRT 3rd"]
[Site "Daireaux"]
[Date "2019.07.07"]
[Round "4.8"]
[White "Heht, Matias"]
[Black "Castellanos, Lucas"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1903"]
[BlackElo "1549"]
[PlyCount "19"]
[EventDate "2019.07.06"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bc4 Bg4 8. h3 Bh5 9. Qd5 Bxf3 10. Qxf7+ 1-0

[Event "Daireaux IRT 3rd"]
[Site "Daireaux"]
[Date "2019.07.06"]
[Round "2.9"]
[White "Heht, Matias"]
[Black "Schwerdt, Julian"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1903"]
[BlackElo "1631"]
[PlyCount "33"]
[EventDate "2019.07.06"]
[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. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bg7 7. Bb2 e5 8. Nb5 Bf8 9. Rd1 f6 10. Bc4 a6 11. Nxd6+ Bxd6 12. Qxd6 Qxd6 13. Rxd6 f5 14. Nf3 fxe4 15. Nxe5 Nxe5 16. Bxe5 Ke7 17. Rb6 1-0

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.22"]
[Round "6.6"]
[White "Iborra, Diego"]
[Black "Heht, Matias"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1978"]
[BlackElo "1819"]
[PlyCount "66"]
[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 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. d4 0-0 6. 0-0 b6 7. Nbd2 Ng4 8. Nb3 Ba6 9. h3 Nf6 10. Nbd2 Bxe2 11. Qxe2 c5 12. c3 Nc6 13. b3 Ne4 14. Nxe4 dxe4 15. Nd2 cxd4 16. exd4 Nxd4 17. Qxe4 Nf5 18. Qf3 Rc8 19. Ne4 Bxc3 20. Rb1 Bd4+ 21. Kh1 Rc2 22. Qd3 Qa8 23. Qxc2 Qxe4 24. Qxe4 Ng3+ 25. Kh2 Nxf1+ 26. Kh1 Ng3+ 27. Kh2 Nxe4 28. Ba3 Bc5 29. Bb2 Rd8 30. a3 Be3 31. Be5 f6 32. Re1 Nd2 33. Rxe3 Nf1+ 0-1

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.21"]
[Round "3.10"]
[White "Heht, Matias"]
[Black "Tarancon, Hugo Cesar Manuel"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1819"]
[BlackElo "1587"]
[PlyCount "44"]
[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. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 Bd6 7. 0-0 Nge7 8. Re1 Qd7 9. Nbd2 0-0 10. Nf1 Rae8 11. Ne3 Bh5 12. h3 f5 13. Be2 Bf7 14. Ng5 Nd8 15. Nxf7 Nxf7 16. Bf3 c6 17. Bh5 g6 18. Be2 Bb8 19. g3 Nd6 20. Bf3 Ne4 21. Bxe4 fxe4 22. Ng4 Qf5 1-0

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.21"]
[Round "4.4"]
[White "Santopietro, Gerardo"]
[Black "Heht, Matias"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2147"]
[BlackElo "1819"]
[PlyCount "74"]
[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 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 h6 5. 0-0 d6 6. h3 Be6 7. Bb5 a6 8. Bxc6+ bxc6 9. d4 exd4 10. Nxd4 Qd7 11. f4 Be7 12. f5 Bc4 13. Re1 c5 14. Nf3 0-0 15. Bf4 Qd8 16. Qd2 Re8 17. Rad1 Nh7 18. b3 Bb5 19. Nd5 Bg5 20. Nxg5 Nxg5 21. Bxg5 hxg5 22. h4 Bc6 23. Qxg5 f6 24. Qg4 Re5 25. Nf4 Qe8 26. Ne6 Qf7 27. Rd3 Bd7 28. Nxc7 Bxf5 29. exf5 Rxe1+ 30. Kf2 Qxc7 31. Kxe1 Re8+ 32. Kf2 Qe7 33. Kg1 Qe1+ 34. Kh2 Re4 35. Rd1 Qb4 36. Qg6 Rxh4+ 37. Kg1 Qf4 1/2-1/2

[Event "Buenos Aires U2200 op"]
[Site "Buenos Aires"]
[Date "2018.04.20"]
[Round "2.5"]
[White "Rodriguez Lezcano, Matias"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2025"]
[BlackElo "1819"]
[PlyCount "157"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 0-0 8. Bd3 Re8 9. Qf3 Nc6 10. 0-0-0 Be6 11. Kb1 Bxc4 12. Bxc4 Ne5 13. Qe2 Nxc4 14. Qxc4 a6 15. Rd3 Qd7 16. Rhd1 Bf6 17. Qd5 b5 18. Qb7 Qe7 19. Qc6 Red8 20. a3 Qd7 21. Qd5 Qe6 22. Qc6 Qd7 23. Qf3 Qe7 24. Bf4 a5 25. Qc6 Qd7 26. Qxd7 Rxd7 27. Rd5 Rb8 28. a4 bxa4 29. Ka2 a3 30. Kxa3 Ra8 31. Ka4 Re7 32. Be3 Re4+ 33. Kb3 Rb8+ 34. Ka3 a4 35. Ra5 Be7 36. Rd4 d5+ 37. Ka2 a3 38. b4 h6 39. Rxe4 dxe4 40. Kxa3 Bd6 41. g3 f6 42. Kb3 Kf7 43. Kc4 Ke6 44. h4 g5 45. hxg5 hxg5 46. Kd4 Be5+ 47. Kxe4 Bxc3 48. Ra6+ Kd7 49. Kd3 Be5 50. Bc5 Rd8 51. Ke4 Re8 52. Kd5 Bc3 53. Kc4 Be5 54. c3 g4 55. Kd3 Re6 56. Ra1 Re8 57. Ra6 Re6 58. b5 f5 59. c4 f4 60. gxf4 Bxf4 61. Rxe6 Kxe6 62. Ke4 Be5 63. Be3 g3 64. f4 Bd6 65. Bd4 Bb4 66. f5+ Kf7 67. c5 Ke7 68. Kf3 g2 69. Kxg2 Bxc5 70. Bxc5+ Kf6 71. Bd6 Kxf5 72. Bxc7 Ke6 73. b6 Kd7 74. Kf3 Kc6 75. Ke4 Kb7 76. Kd5 Ka8 77. Kc5 Kb7 78. Kb5 Ka8 79. Bd8 1-0

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.04"]
[Round "3.4"]
[White "Falcinelli, Oscar"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2021"]
[BlackElo "1877"]
[PlyCount "75"]
[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 c5 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. d3 Nf6 6. 0-0 Nc6 7. Nbd2 Bd7 8. Re1 Qc8 9. e5 dxe5 10. Nxe5 Nxe5 11. Rxe5 Ng4 12. Re2 Bd4 13. Ne4 0-0 14. h3 f5 15. Ng5 Nxf2 16. Rxf2 Bxf2+ 17. Kxf2 e5 18. Bd5+ Kg7 19. Qe1 Qc7 20. Qc3 Rf6 21. Nf3 Re8 22. Bg5 Rff8 23. Re1 h6 24. Bf4 Kh7 25. Rxe5 Qb6 26. Be3 Rxe5 27. Nxe5 Qd6 28. Bxc5 Qxd5 29. Bxf8 f4 30. Qc7 fxg3+ 31. Kxg3 Kg8 32. Bxh6 Qe6 33. Qd8+ Be8 34. Qc7 Bd7 35. Nxd7 Qe1+ 36. Kf3 Qh1+ 37. Ke2 Qg2+ 38. Kd1 1-0

[Event "General La Madrid U2200 1st"]
[Site "General La Madrid"]
[Date "2017.11.03"]
[Round "2.1"]
[White "Heht, Matias"]
[Black "Leto, Enzo"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1877"]
[BlackElo "2181"]
[PlyCount "92"]
[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. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Ne7 6. 0-0 Bg4 7. Bg5 f6 8. Bh4 Nbc6 9. c3 Qd7 10. Nbd2 0-0-0 11. b4 Nf5 12. Qc2 Nxh4 13. Nxh4 Ne7 14. h3 Be6 15. f4 g5 16. fxg5 fxg5 17. Nf5 Nxf5 18. Bxf5 Bf4 19. Bxe6 Qxe6 20. Rae1 Qd6 21. Nf3 Rdf8 22. Qe2 h5 23. Ne5 Qe6 24. Qd3 Rhg8 25. Qd1 Qh6 26. Qa4 a6 27. Qd7+ Kb8 28. Qxd5 Rd8 29. Qe4 Qg7 30. Nd3 Bg3 31. Re3 Bd6 32. Nc5 Bxc5 33. bxc5 Qg6 34. Qxg6 Rxg6 35. Re5 h4 36. Rff5 Rdg8 37. Re4 b6 38. a4 g4 39. hxg4 Rxg4 40. Rf8+ Rxf8 41. Rxg4 bxc5 42. dxc5 Rf5 43. Rxh4 Rxc5 44. Rb4+ Kc8 45. Rb3 Rc4 46. Ra3 Kd7 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "5.8"]
[White "Davis, Alfredo"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "B93"]
[WhiteElo "1970"]
[PlyCount "73"]
[EventDate "2016.08.12"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. e5 dxe5 8. fxe5 Bg4 9. Be2 Bxe2 10. Qxe2 Qxd4 11. exf6 Qh4+ 12. g3 Qxf6 13. Be3 Qd6 14. Rd1 Qc6 15. 0-0 Bg7 16. Qf2 0-0 17. Nd5 Kh8 18. Nxe7 Qe6 19. Nd5 Nc6 20. Nc7 Qxa2 21. Nxa8 Rxa8 22. Qxf7 Qxb2 23. Rd7 Rg8 24. Rxb7 Qc3 25. Qb3 Qxb3 26. Rxb3 Re8 27. Rf7 Ne5 28. Ra7 Ng4 29. Bc5 h5 30. Rbb7 Re1+ 31. Kg2 Re2+ 32. Kf1 Rxc2 33. Rxg7 Rxc5 34. h3 Rf5+ 35. Ke2 Ne5 36. Rge7 Kg8 37. Ra8+ 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "4.10"]
[White "Heht, Matias"]
[Black "Costanzo, Bernardo"]
[Result "1/2-1/2"]
[ECO "B50"]
[BlackElo "1881"]
[PlyCount "115"]
[EventDate "2016.08.12"]
[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 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nbd7 5. Bc2 b6 6. 0-0 Bb7 7. Re1 Qc7 8. d4 cxd4 9. cxd4 Rc8 10. Nc3 g6 11. e5 Nd5 12. Nb5 Qxc2 13. Nxd6+ exd6 14. exd6+ Be7 15. Qxc2 Rxc2 16. Bh6 f6 17. dxe7 Nxe7 18. d5 Kf7 19. Nd4 Rc5 20. d6 Nc8 21. Nb3 Rd5 22. Bf4 Re8 23. Rec1 Nc5 24. Nxc5 bxc5 25. d7 Rxd7 26. Rxc5 Ne7 27. Rac1 Red8 28. h3 Rd1+ 29. Rxd1 Rxd1+ 30. Kh2 Rd7 31. a4 Ke6 32. Be3 Nf5 33. Bf4 g5 34. Bb8 a6 35. Rc2 h5 36. Re2+ Kf7 37. g4 Nd4 38. Re3 h4 39. Rc3 Nf3+ 40. Kg2 Rd1 41. Rc7+ Kg6 42. Rxb7 Ne1+ 43. Kf1 Nc2+ 44. Ke2 Rd5 45. Ba7 a5 46. Rb5 Nd4+ 47. Bxd4 Rxd4 48. Rxa5 Rb4 49. Rb5 Rxa4 50. Ke3 Kf7 51. Rb6 Ke7 52. b4 Ra3+ 53. Ke4 Rxh3 54. b5 Rb3 55. f3 h3 56. Rb7+ Ke6 57. Rh7 Rxb5 58. Rxh3 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "2"]
[White "Jarque, Cristian"]
[Black "Heht, Matias"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1811"]
[PlyCount "45"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nc3 Bb4 5. Qb3 Bc5 6. d3 0-0 7. Nf3 d6 8. 0-0 h6 9. Na4 Bb6 10. c5 Bc7 11. cxd6 Bxd6 12. Nc3 Nbd7 13. Be3 Ng4 14. Ne4 Nxe3 15. fxe3 Nc5 16. Nxc5 Bxc5 17. Nxe5 Bxe3+ 18. Kh1 Qc7 19. Rxf7 Qxe5 20. Re7+ Be6 21. Rxe6 Qb5 22. Qxb5 cxb5 23. Rxe3 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "3.14"]
[White "Ledezma Toro, Jorge"]
[Black "Heht, Matias"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "1687"]
[PlyCount "28"]
[EventDate "2016.08.12"]
[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 c5 2. d5 d6 3. c4 e5 4. e4 Na6 5. Nf3 Nc7 6. h3 a6 7. Nc3 Bd7 8. a3 Be7 9. b4 b6 10. Nxe5 Bf6 11. Nxf7 Bxc3+ 12. Bd2 Bxd2+ 13. Qxd2 Kxf7 14. Qf4+ Qf6 0-1

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.12"]
[Round "1.7"]
[White "Heht, Matias"]
[Black "Amoroso, Juan Pablo"]
[Result "1/2-1/2"]
[ECO "B27"]
[BlackElo "1949"]
[PlyCount "90"]
[EventDate "2016.08.12"]
[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 c5 2. Nf3 g6 3. c3 Bg7 4. Bc4 d6 5. 0-0 Nf6 6. e5 dxe5 7. Nxe5 e6 8. d4 cxd4 9. cxd4 0-0 10. Nc3 Nbd7 11. Be3 Nb6 12. b3 Qe7 13. Qf3 Rd8 14. Rfe1 Nbd5 15. Bxd5 Nxd5 16. Nxd5 Rxd5 17. Ng4 Bd7 18. Bh6 Bc6 19. Bxg7 Kxg7 20. Qe3 Rg5 21. f3 Rd8 22. Rac1 Rgd5 23. b4 Qg5 24. Qc3 h5 25. Ne3 Rxd4 26. Nc2 Bxf3 27. Qxf3 Rd2 28. Rf1 Kh8 29. Qf6+ Qxf6 30. Rxf6 Rc8 31. Rxf7 Rcxc2 32. Rxc2 Rxc2 33. Rxb7 Rxa2 34. Re7 Ra6 35. Kf2 Rb6 36. Rxa7 Rxb4 37. Ra6 Rf4+ 38. Ke3 Rf6 39. Ra7 Kg8 40. g3 Rf7 41. Ra6 Re7 42. Kf4 Kf7 43. Ke5 Rb7 44. Ra5 Ke7 45. h4 Kf7 1/2-1/2

