[Event "Judewicz Memorial U2200 sf 5th"]
[Site "Mar del Plata"]
[Date "2018.09.22"]
[Round "3.2"]
[White "Rojas, Matias"]
[Black "Ibar, Marcelo Rodolfo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1976"]
[BlackElo "2139"]
[PlyCount "34"]
[EventDate "2018.09.21"]
[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 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 0-0 6. b4 Bb6 7. b5 Na5 8. Nxe5 d5 9. Bb3 Re8 10. Bf4 Nxb3 11. axb3 dxe4 12. d4 Nd5 13. Bd2 e3 14. fxe3 Qh4+ 15. g3 Qe4 16. Kf2 Rxe5 17. Re1 Bh3 0-1

[Event "ARG-ch Amateur U2000"]
[Site "Termas de Rio Hondo"]
[Date "2017.11.18"]
[Round "4.12"]
[White "Rojas, Matias"]
[Black "Besso, Javier Alejandro"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1980"]
[BlackElo "1844"]
[PlyCount "92"]
[EventDate "2017.11.17"]
[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. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 e6 5. a4 a6 6. Bd3 g6 7. Nxd4 cxd4 8. Ne2 Bg7 9. c3 dxc3 10. dxc3 Ne7 11. Be3 0-0 12. a5 d5 13. Bb6 Qd6 14. 0-0 Bd7 15. Nd4 Nc8 16. Qb3 Nxb6 17. axb6 e5 18. Nf3 Bc6 19. Rad1 Qe6 20. Ng5 Qd7 21. exd5 Ba4 22. Qc4 Bxd1 23. Rxd1 Rac8 24. Qb3 h6 25. Ne4 Kh7 26. f3 f5 27. Nf2 Qd6 28. Kh1 Rf6 29. g4 Qc5 30. Qc2 Qe3 31. Qe2 Qxe2 32. Bxe2 Rxb6 33. gxf5 gxf5 34. Bd3 Rf8 35. Rd2 h5 36. c4 Bh6 37. Rc2 Rb3 38. c5 Be3 39. Bc4 Rb4 40. Nd3 Rg8 41. h3 Ra4 42. Kh2 Ra1 43. d6 Bg1+ 44. Kh1 Bxc5+ 45. Nc1 Rg1+ 46. Kh2 Raxc1 0-1

[Event "ARG-ch Amateur U2000"]
[Site "Termas de Rio Hondo"]
[Date "2017.11.17"]
[Round "1.6"]
[White "Barreira Vesco, Ulises"]
[Black "Rojas, Matias"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1806"]
[BlackElo "1980"]
[PlyCount "108"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 Nc6 7. h3 e5 8. d5 Ne7 9. 0-0 Ne8 10. Bg5 f6 11. Bd2 h6 12. Qc2 f5 13. e4 Nf6 14. Ne1 Nh5 15. Qc1 f4 16. Kh2 g5 17. g4 Nf6 18. f3 h5 19. Nd3 hxg4 20. hxg4 c6 21. Rh1 cxd5 22. Nxd5 Nexd5 23. exd5 e4 24. fxe4 Nxg4+ 25. Kg1 Qb6+ 26. Kf1 Qd4 27. Qc3 Ne3+ 28. Bxe3 fxe3+ 29. Ke1 Qxc3+ 30. bxc3 Bxc3+ 31. Ke2 Bxa1 32. Rxa1 Bg4+ 33. Kxe3 Rac8 34. Kd4 Be2 35. Re1 Bxd3 36. Kxd3 Rf2 37. Rg1 Kf7 38. Kd4 Kf6 39. Bh3 Rh8 40. Be6 b6 41. a4 Rhh2 42. a5 bxa5 43. Ra1 Ra2 44. Rf1+ Rhf2 45. Rh1 Rad2+ 46. Kc3 Rh2 47. Rf1+ Rdf2 48. Rd1 Ke5 49. Rd3 a6 50. Bc8 Rb2 51. Rd1 Ra2 52. Kb3 Rhb2+ 53. Kc3 a4 54. c5 Rb3+ 0-1

[Event "ARG-ch Amateur U2000"]
[Site "Termas de Rio Hondo"]
[Date "2017.11.17"]
[Round "2.6"]
[White "Rojas, Matias"]
[Black "Lingiardi, Oscar"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1980"]
[BlackElo "1854"]
[PlyCount "140"]
[EventDate "2017.11.17"]
[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. Bf4 Nf6 3. e3 c6 4. Nf3 Bg4 5. h3 Bxf3 6. gxf3 Nbd7 7. c4 e6 8. Qb3 Qa5+ 9. Nc3 Qb4 10. c5 Qxb3 11. axb3 Nh5 12. Bh2 Be7 13. b4 b6 14. f4 bxc5 15. bxc5 0-0 16. Be2 Nhf6 17. Kd2 Rfb8 18. Rhb1 Rb4 19. f3 a5 20. Ra3 Bd8 21. Na2 Rb7 22. b4 Bc7 23. b5 Nb8 24. b6 Bd8 25. Nc3 Nbd7 26. Rba1 Nxb6 27. cxb6 Rxb6 28. Kc2 Rab8 29. Rb1 Rxb1 30. Nxb1 Bc7 31. Bg3 Nd7 32. Be1 Ra8 33. Rc3 Nb8 34. Na3 Bd6 35. Bd2 f6 36. Kb2 Kf7 37. Bd3 Ra7 38. Ka2 g6 39. Nb1 e5 40. fxe5 fxe5 41. Bc1 exd4 42. exd4 Bf8 43. Ba3 Bg7 44. Bc5 Rb7 45. Rb3 Rxb3 46. Kxb3 Nd7 47. Ba7 Bf6 48. Ka4 Bd8 49. Nd2 Ke6 50. Nb3 Nb6+ 51. Kxa5 Nc4+ 52. Kb4 Nd6 53. Na5 Kd7 54. Bc5 Nf7 55. f4 Nh6 56. Bf8 Ng8 57. f5 g5 58. Bg7 h5 59. Be2 h4 60. Nb3 Be7+ 61. Nc5+ Ke8 62. Bh5+ Kd8 63. Ka5 Nf6 64. Bxf6 Bxf6 65. Ne6+ Kd7 66. Kb4 Kc8 67. Kc5 Kd7 68. Nf8+ Kc7 69. Ng6 Bg7 70. Bd1 Bf6 0-1

[Event "ARG-ch Amateur U2000"]
[Site "Torre Blanca"]
[Date "2016.12.08"]
[Round "1.2"]
[White "Gallardo, Luis Basilio"]
[Black "Rojas, Matias"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1856"]
[BlackElo "1980"]
[PlyCount "53"]
[EventDate "2016.12.08"]
[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 d6 3. Nc3 g6 4. e4 Bg7 5. f4 c5 6. d5 e6 7. dxe6 Bxe6 8. Bd3 Bg4 9. Nf3 Nc6 10. h3 Bxf3 11. Qxf3 Nh5 12. 0-0 Qh4 13. Bd2 Bd4+ 14. Kh2 Nf6 15. g3 Qh6 16. Nb5 0-0 17. Rad1 Bxb2 18. Nxd6 b6 19. e5 Nd4 20. Qg2 Ng4+ 21. Kg1 f5 22. hxg4 fxg4 23. Be4 Nf3+ 24. Bxf3 Bd4+ 25. Rf2 gxf3 26. Qxf3 Qh3 27. Be3 1-0

[Event "Necochea op"]
[Site "Necochea"]
[Date "2016.12.04"]
[Round "5"]
[White "Fernandez, Jorge Daniel"]
[Black "Rojas, Matias"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2001"]
[BlackElo "1980"]
[PlyCount "101"]
[EventDate "2016.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Qa5+ 8. Bd2 Qb6 9. Bc3 Nh6 10. Bd3 Be7 11. Nbd2 a5 12. Nf1 Bd7 13. Ne3 g6 14. g4 Na7 15. Qd2 Bb5 16. Bxa5 Qa6 17. Bxb5+ Nxb5 18. Bb4 Ng8 19. 0-0 Qb6 20. Rac1 Na7 21. Bc5 Bxc5 22. Rxc5 Ne7 23. Rfc1 Nec6 24. b4 Nb5 25. Qd3 Nba7 26. g5 Rc8 27. Ng4 Ke7 28. Qe3 Nb8 29. Qf4 Nd7 30. Nh6 Rhf8 31. Rxc8 Nxc8 32. Ne1 Qb5 33. Rc7 Ncb6 34. Ng2 Qe2 35. Ne3 Qd3 36. a4 Qb1+ 37. Kg2 Qe4+ 38. Qxe4 dxe4 39. a5 Nd5 40. Nxd5+ exd5 41. Rxb7 Rb8 42. Rxb8 Nxb8 43. b5 Nd7 44. Ng8+ Kd8 45. Nf6 Nf8 46. Nxd5 Kc8 47. Nc3 Ne6 48. Nxe4 Nxd4 49. Nd6+ Kd7 50. a6 Kc7 51. a7 1-0

[Event "Necochea op"]
[Site "Necochea"]
[Date "2016.12.03"]
[Round "4"]
[White "Rojas, Matias"]
[Black "Noziglia, Federico"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1980"]
[BlackElo "1822"]
[PlyCount "86"]
[EventDate "2016.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nd7 3. Nf3 Ngf6 4. e3 e6 5. Bd3 c5 6. c3 Be7 7. Nbd2 b6 8. 0-0 Bb7 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bxe7 Qxe7 12. f4 f5 13. b3 a6 14. a4 0-0 15. Qe2 Rfd8 16. c4 Nf8 17. cxd5 Rxd5 18. Nc4 Qc7 19. Rad1 Rdd8 20. Nd6 Bd5 21. Bc4 Bxc4 22. Qxc4 a5 23. Nxf5 g6 24. Nd4 Qf7 25. Nb5 Rxd1 26. Rxd1 Qf5 27. Qd3 Rc8 28. Qxf5 gxf5 29. Nd6 Rc6 30. Kf2 Ng6 31. Ke2 Ne7 32. h3 Nd5 33. Kf3 Ne7 34. g4 fxg4+ 35. hxg4 Rc7 36. f5 Nc6 37. Kf4 exf5 38. gxf5 Kf8 39. f6 Rd7 40. e6 Ra7 41. Kf5 Rc7 42. Rg1 Ra7 43. Ne4 h5 1-0

[Event "Necochea op"]
[Site "Necochea"]
[Date "2016.12.03"]
[Round "2"]
[White "Rojas, Matias"]
[Black "Souto, Lautaro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1980"]
[PlyCount "68"]
[EventDate "2016.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Be7 5. Bd3 0-0 6. Ngf3 Nbd7 7. h3 b6 8. Ne5 Bb7 9. Qf3 c5 10. c3 Nxe5 11. dxe5 Nd7 12. Qg4 Re8 13. Bh6 Bf8 14. Nf3 f5 15. Qg3 Qc7 16. Bf4 Qc6 17. h4 Ba6 18. Bc2 Qb5 19. 0-0-0 Qa5 20. h5 b5 21. h6 g6 22. Nh4 b4 23. Nxg6 hxg6 24. Qxg6+ Kh8 25. h7 Bg7 26. g4 Bc4 27. gxf5 bxc3 28. Rdg1 cxb2+ 29. Kd1 b1Q+ 30. Bxb1 Qa4+ 31. Bc2 Be2+ 32. Kd2 Qb4+ 33. Kxe2 Re7 34. f6 Bxf6 1-0

[Event "Necochea op"]
[Site "Necochea"]
[Date "2016.12.03"]
[Round "3"]
[White "Sciuto, Jonatan Andres"]
[Black "Rojas, Matias"]
[Result "0-1"]
[ECO "C78"]
[BlackElo "1980"]
[PlyCount "96"]
[EventDate "2016.12.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. dxe5 dxe5 10. Qxd8+ Nxd8 11. Be3 Bxe3 12. fxe3 0-0 13. a4 Bb7 14. axb5 axb5 15. Rxa8 Bxa8 16. Nbd2 Ne6 17. Nxe5 c5 18. Nxf7 c4 19. Nxc4 bxc4 20. Bxc4 Kxf7 21. e5 Ke7 22. exf6+ Rxf6 23. Rxf6 Kxf6 24. Be2 Nc5 25. b4 Na4 26. c4 Ke5 27. Bf3 Bxf3 28. gxf3 Nb2 29. c5 Nd3 30. c6 Kd6 31. b5 Ne5 32. Kf2 Nc4 33. e4 Na3 34. e5+ Kc7 35. Ke3 Nxb5 36. Kf4 Kxc6 37. Kf5 Kd5 38. f4 Nd4+ 39. Kg4 Ke4 40. h4 Ne6 41. f5 Kxe5 42. fxe6 Kxe6 43. Kg5 Ke5 44. Kh5 Ke4 45. Kg5 Kf3 46. Kh5 h6 47. Kg6 Kg4 48. h5 Kh4 0-1

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "5.5"]
[White "Rojas, Matias"]
[Black "Amoroso, Juan Pablo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1975"]
[BlackElo "1949"]
[PlyCount "119"]
[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 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 d6 7. e4 g6 8. Na3 Nbd7 9. Nc4 Qc7 10. a4 b6 11. Bd3 Bg7 12. Ne2 a6 13. Qd2 h6 14. Be3 Rb8 15. Na3 Ne5 16. c4 Nxd3+ 17. Qxd3 Bd7 18. Nc3 0-0 19. 0-0 Rfd8 20. Rad1 Nh5 21. b3 g5 22. Ne2 Nf6 23. Ng3 e6 24. f4 gxf4 25. Bxf4 exd5 26. exd5 Bg4 27. Rde1 Re8 28. Nf5 Bxf5 29. Qxf5 h5 30. h3 Rxe1 31. Rxe1 Re8 32. Rxe8+ Nxe8 33. Qxh5 Qe7 34. Qg5 Qe1+ 35. Kh2 Nf6 36. Nc2 Qf2 37. Ne3 Ne4 38. Qg4 Nf6 39. Qg3 Qb2 40. Nf5 Nh5 41. Nh6+ Kh8 42. Nxf7+ Kg8 43. Nh6+ Kh8 44. Qg5 Nxf4 45. Nf7+ Kg8 46. Qxf4 Bf6 47. Nh6+ Kh7 48. Ng4 Bd4 49. Qxd6 Qa1 50. Qh6+ Kg8 51. Qg6+ Kh8 52. Qe8+ Kh7 53. Qf7+ Kh8 54. Qh5+ Kg7 55. Qh6+ Kg8 56. Qe6+ Kg7 57. d6 Bg1+ 58. Kg3 Qc3+ 59. Kh4 Bd4 60. d7 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "4.4"]
[White "Vergara, Agustin"]
[Black "Rojas, Matias"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1733"]
[BlackElo "1975"]
[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. d4 e6 2. Nc3 d5 3. e4 Nf6 4. exd5 exd5 5. Bd3 Nc6 6. Be3 Nb4 7. Be2 Bf5 8. Rc1 a6 9. a3 Nc6 10. Nf3 h6 11. h3 Bd6 12. Bd3 Qd7 13. Bxf5 Qxf5 14. Qd3 Qxd3 15. cxd3 Kd7 16. Kd2 Rhe8 17. g4 Re7 18. g5 hxg5 19. Bxg5 Re6 20. Rce1 Rae8 21. Bxf6 Rxf6 22. Rxe8 Kxe8 23. Ke2 Ne7 24. Ne5 Re6 25. Kf3 Bxe5 26. dxe5 Rxe5 27. h4 Rf5+ 28. Kg3 g6 29. f4 Kd7 30. Ne2 Rh5 31. Kg4 Nf5 32. Ng3 Nxg3 33. Kxg3 c5 34. Rd1 b5 35. Rc1 Kd6 36. Re1 c4 37. dxc4 bxc4 38. Re8 d4 39. Rd8+ Kc5 40. Kf3 a5 41. Ke4 d3 42. Rc8+ Kb5 43. Ke3 Rxh4 44. Kd2 Rxf4 45. Ke3 g5 0-1

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "3.1"]
[White "Rojas, Matias"]
[Black "Luque, Jorge Luis"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1975"]
[BlackElo "2040"]
[PlyCount "94"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bg4 7. 0-0 e6 8. Re1 Be7 9. Bb3 Na6 10. Ne4 Nxe4 11. Rxe4 Bf5 12. Re1 0-0 13. c3 Nc7 14. Ne5 Nd5 15. g4 Bg6 16. Nxg6 hxg6 17. Qf3 Bd8 18. c4 Nf6 19. Bf4 Qxd4 20. Rad1 Qb6 21. Bd6 Re8 22. g5 Nh5 23. c5 Qa5 24. h4 Be7 25. Qe4 Bxd6 26. cxd6 Qf5 27. Qxf5 gxf5 28. d7 Red8 29. g6 Nf4 30. gxf7+ Kxf7 31. Re5 Nd5 32. Rde1 Rxd7 33. Rxe6 Rh8 34. R6e5 g6 35. Bxd5+ cxd5 36. Rd1 d4 37. Ra5 b6 38. Ra4 Rxh4 39. Kg2 Re4 40. Kf1 Kf6 41. Ra3 g5 42. Rad3 g4 43. Kg2 f4 44. R1d2 f3+ 45. Kg1 Re1+ 46. Kh2 Rh7+ 47. Kg3 Kg5 0-1

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.12"]
[Round "1.3"]
[White "Costilla, Eduardo"]
[Black "Rojas, Matias"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1975"]
[PlyCount "104"]
[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 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 d6 5. Bd3 0-0 6. Nbd2 c5 7. c3 Nc6 8. Qc2 Bd7 9. dxc5 dxc5 10. Bxf6 exf6 11. 0-0 Rc8 12. Rad1 Qe7 13. Rfe1 Rfd8 14. Nf1 Bg4 15. Be2 a6 16. h3 Be6 17. Ng3 f5 18. Rxd8+ Rxd8 19. Rd1 h6 20. Bd3 Qc7 21. a3 Na5 22. Qe2 b5 23. h4 Bb3 24. Bc2 Rxd1+ 25. Qxd1 Bxc2 26. Qxc2 Nc4 27. h5 Nxe3 28. Qd3 Nc4 29. hxg6 fxg6 30. Qe2 Qf7 31. Nf1 Qf6 32. Ne3 Ne5 33. Nxe5 Qxe5 34. Qd2 Qe4 35. f3 Qe6 36. Kf2 Bf8 37. Nd5 g5 38. Ne3 c4 39. Qd5 Qxd5 40. Nxd5 Bd6 41. Ke3 Kf7 42. Kd4 Ke6 43. Nb4 Bxb4 44. axb4 Kd6 45. g3 h5 46. Ke3 h4 47. gxh4 gxh4 48. Kf2 Ke5 49. Kg2 Kf4 50. Kh3 Kxf3 51. Kxh4 f4 52. Kh3 Ke2 0-1

[Event "Costanera Salto op 4th"]
[Site "Costanera"]
[Date "2016.05.07"]
[Round "4"]
[White "Rojas, Matias"]
[Black "Bernasconi, Mario Emanuel"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1991"]
[BlackElo "1811"]
[PlyCount "34"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. f3 Nf6 5. Nc3 c5 6. Bg5 e6 7. e4 dxe4 8. fxe4 cxd4 9. e5 h6 10. Bh4 g5 11. Nb5 Qa5+ 12. c3 dxc3 13. bxc3 a6 14. Bg3 axb5 15. exf6 Qxc3+ 16. Ke2 Bc5 17. Qc1 Rxa2+ 0-1

[Event "Costanera Salto op 4th"]
[Site "Costanera"]
[Date "2016.05.06"]
[Round "1"]
[White "Rojas, Matias"]
[Black "Sanhueza, Cristian"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1991"]
[BlackElo "2248"]
[PlyCount "40"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 d6 7. e4 g6 8. Na3 Bg7 9. Nc4 Qd8 10. a4 0-0 11. Bd3 b6 12. Ne2 Ba6 13. Na3 Bxd3 14. Qxd3 Nbd7 15. Qd2 a6 16. 0-0 Nh5 17. Bh6 Rb8 18. Bxg7 Kxg7 19. c4 Nhf6 20. Nc3 Re8 1/2-1/2

[Event "Mar del Plata op 47th"]
[Site "Mar del Plata"]
[Date "2016.03.19"]
[Round "1"]
[White "Pierrot, Juan Facundo"]
[Black "Rojas, Matias"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2380"]
[BlackElo "1977"]
[PlyCount "35"]
[EventDate "2016.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 171 Extra"]
[Source "ChessBase"]
[SourceDate "2016.04.26"]
[SourceVersion "1"]
[SourceVersionDate "2016.04.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Bxc6 dxc6 6. d3 Nh6 7. Nc3 e5 8. Bxh6 Bxh6 9. Nxe5 Bg7 10. Nf3 Bg4 11. h3 h5 12. Re1 Qe7 13. hxg4 hxg4 14. g3 Qf6 15. Nh4 Rxh4 16. e5 Qf5 17. gxh4 0-0-0 18. Re4 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.24"]
[Round "4"]
[White "Moskalenko, Viktor"]
[Black "Rojas, Matias"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2525"]
[BlackElo "1985"]
[PlyCount "59"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. Nf3 c5 8. a3 Bxc3+ 9. bxc3 Nc6 10. Be2 0-0 11. 0-0 Re8 12. Bg5 h6 13. Bh4 g5 14. Bg3 Ne4 15. Rc1 Nxg3 16. fxg3 g4 17. Ne5 f5 18. Nxc6 bxc6 19. h3 h5 20. hxg4 hxg4 21. Bxg4 Qg5 22. Bf3 Re7 23. Qe1 Bd7 24. Rd1 Rae8 25. Qe5 Rg7 26. dxc5 Rf8 27. Rd6 Rh7 28. Rfd1 Rff7 29. Rxd7 Rxd7 30. Qb8+ 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.22"]
[Round "2"]
[White "Rojas, Matias"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1985"]
[BlackElo "2477"]
[PlyCount "33"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Nc3 d5 4. Nf3 Ne7 5. Qc2 0-0 6. a3 Bxc3+ 7. Qxc3 b6 8. Bf4 dxc4 9. e4 f5 10. Bxc4 fxe4 11. Bxc7 Qe8 12. Nd2 Bb7 13. Bxe6+ Kh8 14. Be5 Qg6 15. Qg3 Nbc6 16. Qxg6 Nxg6 17. Bd5 0-1

[Event "Mar del Plata op 39th"]
[Site "Mar del Plata"]
[Date "2008.03.22"]
[Round "9"]
[White "Bibiloni, Jorge Jaime"]
[Black "Rojas, Matias"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2180"]
[BlackElo "1898"]
[PlyCount "61"]
[EventDate "2008.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. c3 0-0 9. Be3 b6 10. d4 Bb7 11. Na3 a6 12. Bf2 Qc7 13. Rc1 Rac8 14. b4 cxb4 15. cxb4 d5 16. b5 axb5 17. Nxb5 Qd7 18. exd5 Nxd5 19. a4 Rfd8 20. Ne5 Nxe5 21. dxe5 Rxc1 22. Qxc1 Bc6 23. Qc4 Ra8 24. Rc1 Bxb5 25. axb5 f6 26. exf6 Bxf6 27. Bxd5 Qxd5 28. Qxd5 exd5 29. Rc6 Ra1+ 30. Kg2 Kf7 31. Rxf6+ 1-0

[Event "Mar del Plata op 39th"]
[Site "Mar del Plata"]
[Date "2008.03.15"]
[Round "1"]
[White "Rojas, Matias"]
[Black "Perdomo, Carlos Andres"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1898"]
[BlackElo "2351"]
[PlyCount "68"]
[EventDate "2008.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 d5 3. e3 Nf6 4. Nf3 a6 5. Be2 Nc6 6. Ne5 Qc7 7. f4 e6 8. 0-0 Bd6 9. Nxc6 Qxc6 10. d3 Qc7 11. Qe1 Qe7 12. Nd2 b6 13. Be5 0-0 14. Bxd6 Qxd6 15. Qg3 Bb7 16. Nf3 Nd7 17. Ne5 d4 18. Nxd7 Qxd7 19. e4 Rae8 20. f5 exf5 21. Rxf5 Qxf5 22. exf5 Rxe2 23. Qc7 Ba8 24. Kf1 Rfe8 25. Qd7 Bxg2+ 26. Kg1 Bf3 27. h3 Ba8 28. Rc1 h5 29. f6 gxf6 30. Qf5 Kg7 31. Qxh5 R8e5 32. Qh4 Rg5+ 33. Kf1 Rh2 34. Re1 Rf5+ 0-1

