[Event "ARG-ch sf U2000/1700/1400"]
[Site "Chaco"]
[Date "2019.12.22"]
[Round "4.4"]
[White "Mareco, Facundo"]
[Black "Medina, Federico"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1681"]
[BlackElo "1444"]
[PlyCount "101"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. 0-0 Nbd7 7. Re1 c6 8. Bf4 Nh5 9. Be3 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Qxd8 Rxd8 13. Rad1 Be6 14. Bxe6 fxe6 15. Rxd8+ Rxd8 16. Bxa7 Ra8 17. Be3 Nf6 18. f3 b5 19. a3 Bf8 20. Rd1 b4 21. axb4 Bxb4 22. Ne2 Ra2 23. Rb1 Nd7 24. Kf1 Bc5 25. Bxc5 Nxc5 26. Nc1 Ra7 27. b4 Rb7 28. Ke2 Kf7 29. Nd3 Na4 30. Kd2 Kf6 31. c4 Nb6 32. Kc3 Ra7 33. Kb3 Rd7 34. Rd1 Rd4 35. Nb2 Nd7 36. Kc3 c5 37. bxc5 Rxd1 38. Nxd1 Nxc5 39. Kb4 Nd3+ 40. Kb5 Ke7 41. Kb6 Kd6 42. Nc3 Nb4 43. c5+ Kd7 44. Nb5 Nc6 45. Nd6 h5 46. Nc4 g5 47. Na5 Nxa5 48. Kxa5 Kc6 49. Kb4 g4 50. fxg4 hxg4 51. h3 1-0

[Event "ARG-ch sf U2000/1700/1400"]
[Site "Chaco"]
[Date "2019.12.22"]
[Round "5.2"]
[White "Mareco, Facundo"]
[Black "Zalazar, Diego"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "1681"]
[BlackElo "1790"]
[PlyCount "22"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[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. Bb5 a6 4. Ba4 Be7 5. 0-0 Nf6 6. c3 d6 7. h3 b5 8. Bb3 b4 9. Bc2 0-0 10. d4 exd4 11. cxd4 Nxd4 1/2-1/2

[Event "ARG-ch sf U2000/1700/1400"]
[Site "Chaco"]
[Date "2019.12.21"]
[Round "3.5"]
[White "Aguirre, Marcos"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1554"]
[BlackElo "1681"]
[PlyCount "54"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. c3 0-0 6. Nbd2 Nc6 7. Be2 Bd7 8. h3 Re8 9. g4 e5 10. Bg5 Qc8 11. Bxf6 Bxf6 12. Ne4 Bg7 13. d5 Ne7 14. g5 Qd8 15. h4 Rf8 16. h5 f5 17. gxf6 Bxf6 18. hxg6 hxg6 19. Nxf6+ Rxf6 20. Qd3 Qf8 21. 0-0-0 Rxf3 22. Bxf3 Qxf3 23. Rdg1 Bf5 24. Qd2 Qe4 25. Qd1 Qb1+ 26. Kd2 Qxb2+ 27. Ke1 Qxc3+ 0-1

[Event "ARG-ch sf U2000/1700/1400"]
[Site "Chaco"]
[Date "2019.12.21"]
[Round "1.8"]
[White "Duran, Marcelo Gustavo"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "B56"]
[BlackElo "1681"]
[PlyCount "76"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[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 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bc4 g6 9. Bg5 Bg7 10. a3 0-0 11. 0-0 Rb8 12. Rb1 Qa5 13. Bd2 Qc5 14. Bb3 Be6 15. Be3 Qa5 16. Bd2 Bxb3 17. cxb3 Qh5 18. f3 Rb7 19. b4 Nd7 20. Qe1 Nb6 21. b3 d5 22. Ne2 d4 23. f4 Qg4 24. Ng3 Qd7 25. f5 Rbb8 26. e5 Qd5 27. f6 exf6 28. exf6 Rfe8 29. Qf2 Bf8 30. Ne2 Rbd8 31. g4 Qe4 32. Nf4 Nd5 33. Qh4 Nxf4 34. Bxf4 d3 35. Qf2 Qe6 36. Qd2 Qxg4+ 37. Kh1 Re2 38. Qd1 Qg2# 0-1

[Event "ARG-ch sf U2000/1700/1400"]
[Site "Chaco"]
[Date "2019.12.21"]
[Round "2.3"]
[White "Mareco, Facundo"]
[Black "Calabroni, Eduardo"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1681"]
[BlackElo "1824"]
[PlyCount "80"]
[EventDate "2019.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[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. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. exd5 cxd5 11. Bh6 d4 12. Nb5 Bxh6 13. Qxh6 Rb8 14. Qd2 e5 15. Bd3 a6 16. Na3 Rxb2 17. 0-0 Qc7 18. Nc4 Rb5 19. Rfe1 Be6 20. a4 Rc5 21. Nb2 Nd5 22. Nd1 Nf4 23. Nf2 f5 24. Rac1 Bc8 25. g3 Nd5 26. Nd1 a5 27. Re2 Bd7 28. Ra1 Nb4 29. Nb2 Rc8 30. Rc1 Na2 31. Ra1 Nc3 32. Ree1 Qb7 33. Nd1 Qxf3 34. Nxc3 Rxc3 35. Rxe5 Bc6 36. Re7 Qh1+ 37. Kf2 Qxh2+ 38. Ke1 Qxg3+ 39. Kf1 Qh3+ 40. Ke1 Qh4+ 0-1

[Event "Malabrigo op"]
[Site "Malabrigo"]
[Date "2019.02.10"]
[Round "6"]
[White "Cabrera, Damian"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "B76"]
[BlackElo "1667"]
[PlyCount "66"]
[EventDate "2019.02.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 0-0 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Be3 Qa5 12. Kb1 Rfc8 13. Nd5 Qa4 14. Nxe7+ Kh8 15. b3 Qa3 16. Qc1 Qxc1+ 17. Kxc1 Rc7 18. Nd5 Nxd5 19. exd5 Bf5 20. Bd3 Bxd3 21. Rxd3 Rac8 22. Rd2 Kg8 23. Bf4 Rd7 24. Re2 h6 25. g4 Rc3 26. Rf1 Rc5 27. Rd1 g5 28. Bg3 a5 29. f4 b5 30. fxg5 hxg5 31. Rd3 a4 32. Kb1 Rdc7 33. Rd1 Rd7 1-0

[Event "Malabrigo op"]
[Site "Malabrigo"]
[Date "2019.02.10"]
[Round "5"]
[White "Mareco, Facundo"]
[Black "Ocherov, Walter"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1667"]
[PlyCount "84"]
[EventDate "2019.02.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nc6 4. 0-0 h6 5. Re1 Bc5 6. c3 0-0 7. d4 exd4 8. cxd4 Bb4 9. Bd2 d5 10. exd5 Nxd5 11. Nc3 Bxc3 12. bxc3 Bg4 13. h3 Bh5 14. Be2 Nf6 15. Nh2 Bxe2 16. Rxe2 Qd5 17. Qc2 Rfe8 18. Rae1 Rxe2 19. Rxe2 Re8 20. Rxe8+ Nxe8 21. Nf3 Nf6 22. Bf4 Qc4 23. Nd2 Qe2 24. Be3 Nd5 25. Qe4 Qe1+ 26. Kh2 Nxc3 27. Qe8+ Kh7 28. Qxf7 Ne2 29. Nf3 Qb4 30. Nh4 Qd6+ 31. g3 Ncxd4 32. Nf5 Nxf5 33. Qxf5+ Qg6 34. Qb5 Qa6 35. Qb1+ Kh8 36. Qc2 c6 37. Qf5 Qxa2 38. Qc8+ Qg8 39. Qxb7 Qd5 40. Qxa7 Qd1 41. Kg2 Qd5+ 42. Kh2 Qd1 1/2-1/2

[Event "Posadas Misiones op"]
[Site "Posadas"]
[Date "2018.08.19"]
[Round "3"]
[White "Zaldivar, Patricio"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1694"]
[BlackElo "1713"]
[PlyCount "69"]
[EventDate "2018.08.18"]
[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. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. g4 Ne5 11. Bh6 Qa5 12. h4 Rac8 13. Bxg7 Kxg7 14. h5 Rh8 15. Be2 Qc5 16. Rhg1 Nc4 17. Bxc4 Qxc4 18. Nf5+ Bxf5 19. exf5 b5 20. h6+ Kg8 21. g5 Nd7 22. fxg6 hxg6 23. Qd4 Qxd4 24. Rxd4 a6 25. Nd5 Kf8 26. a4 bxa4 27. Rxa4 Rc5 28. Rxa6 Rc8 29. Re1 e6 30. Rxd6 Ke8 31. Rxd7 Kxd7 32. Nb6+ Kd6 33. Nxc8+ Rxc8 34. f4 Kd5 35. Kd2 1-0

[Event "Posadas Misiones op"]
[Site "Posadas"]
[Date "2018.08.18"]
[Round "2"]
[White "Mareco, Facundo"]
[Black "Cantero, Carlos Ramon"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1713"]
[BlackElo "1944"]
[PlyCount "78"]
[EventDate "2018.08.18"]
[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 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Qf3 Qc7 7. Bd2 a6 8. 0-0-0 Nc6 9. Nxc6 Qxc6 10. Bd3 b5 11. Qg3 0-0 12. e5 Bxc3 13. bxc3 Ne8 14. Rhe1 f5 15. Kb2 Bb7 16. f3 a5 17. Qh4 g6 18. g4 Ng7 19. Bh6 Rac8 20. Bd2 Qc5 21. gxf5 Nxf5 22. Bxf5 Rxf5 23. Qd4 Bxf3 24. Rc1 Bd5 25. Qxc5 Rxc5 26. Be3 Rc4 27. Bb6 b4 28. Bxa5 bxc3+ 29. Bxc3 Rf3 30. Bd2 Ra4 31. Re3 Rxa2+ 32. Kc3 Ra3+ 33. Kd4 Rf4+ 34. Kc5 Rc4+ 35. Kd6 Ra6+ 36. Ke7 Rf4 37. Rc3 Rf7+ 38. Kd8 d6 39. Rc8 Raa7 0-1

[Event "Posadas Misiones op"]
[Site "Posadas"]
[Date "2018.08.18"]
[Round "1"]
[White "Mareco, Facundo"]
[Black "Moschen, Cristofer"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1713"]
[PlyCount "97"]
[EventDate "2018.08.18"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 h6 7. Bh4 e5 8. Nf3 Bb4 9. Qd3 0-0 10. 0-0-0 Be7 11. Qd2 d6 12. Bb5 a6 13. Bxc6 bxc6 14. Bxf6 Bxf6 15. Qxd6 Bb7 16. Qxd8 Rfxd8 17. Na4 a5 18. Nc5 Rxd1+ 19. Rxd1 Ba6 20. Nxa6 Rxa6 21. Rd7 a4 22. Ne1 a3 23. b3 Bg5+ 24. Kd1 c5 25. Rd5 c4 26. bxc4 Rc6 27. Rxe5 Rxc4 28. Nd3 Bf6 29. Re8+ Kh7 30. e5 Bg5 31. g3 Re4 32. f4 Bxf4 33. gxf4 g6 34. Re7 Kg7 35. Ra7 Re3 36. Rxa3 Rh3 37. Rb3 Rxh2 38. a4 Rh1+ 39. Kd2 Rh2+ 40. Kc3 Rh3 41. a5 g5 42. fxg5 hxg5 43. a6 g4 44. a7 g3 45. a8Q Rh2 46. Rb1 g2 47. Qf3 f5 48. Qg3+ Kf7 49. Qxh2 1-0

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.18"]
[Round "7"]
[White "Kjaras, Alf Marius"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1864"]
[BlackElo "1690"]
[PlyCount "93"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nc3 0-0 5. h4 h5 6. Nf3 d6 7. Qd2 Nc6 8. Be2 Bf5 9. Ng5 Re8 10. Bh2 e5 11. d5 Ne7 12. e4 Bd7 13. 0-0-0 a5 14. f4 Ng4 15. Bxg4 Bxg4 16. Rdf1 Rf8 17. Nd1 Qd7 18. Ne3 b5 19. fxe5 dxe5 20. Nxg4 Qxg4 21. Qf2 Qd7 22. Qc5 Nc8 23. Rf3 Nd6 24. Re1 Rab8 25. Kb1 a4 26. Rc3 Rb7 27. Qb4 Re8 28. Bg1 Qg4 29. g3 Bf8 30. Bc5 Qd7 31. Rf3 Nc4 32. Rxf7 Bxc5 33. Qxc5 Qd6 34. Qf2 Rf8 35. Rf1 Rbb8 36. Ne6 Nd2+ 37. Qxd2 Rxf7 38. Rxf7 Kxf7 39. Qh6 c6 40. Qg7+ Ke8 41. Qxg6+ Kd7 42. Qf7+ Kc8 43. a3 b4 44. axb4 Rxb4 45. Qe8+ Kb7 46. dxc6+ Kb6 47. c7 1-0

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.18"]
[Round "6"]
[White "Mareco, Facundo"]
[Black "Cantero Cochia, Alejandro1"]
[Result "1-0"]
[ECO "C98"]
[WhiteElo "1690"]
[PlyCount "129"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 0-0 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxe5 dxe5 14. Nf1 Bb7 15. Bg5 Nd7 16. Ne3 Bxg5 17. Nxg5 Ne7 18. Qe2 h6 19. Nf3 Rad8 20. Rad1 Nf6 21. c4 b4 22. Nd5 Nfxd5 23. exd5 f6 24. Nh4 Nc8 25. Ng6 Nd6 26. Nxf8 Kxf8 27. b3 Bc8 28. Qh5 Bd7 29. Qg6 Be8 30. Qh7 Qf7 31. Qh8+ Qg8 32. Qxg8+ Kxg8 33. Ra1 a5 34. a3 Nb7 35. axb4 cxb4 36. Red1 g5 37. Rd2 Kg7 38. Bf5 Bg6 39. Bxg6 Kxg6 40. Kf1 Nc5 41. Rb1 Kf5 42. Ke2 Ne4 43. Rd3 Nc3+ 44. Rxc3 bxc3 45. Kd3 e4+ 46. Kxc3 Ke5 47. Re1 h5 48. b4 axb4+ 49. Kxb4 Rb8+ 50. Kc3 Ra8 51. Re2 h4 52. Rb2 Ra3+ 53. Kb4 Rd3 54. Kc5 f5 55. Rb6 f4 56. Re6+ Kf5 57. Re8 e3 58. fxe3 Rxe3 59. Rf8+ Ke4 60. Kc6 Kd4 61. d6 Rc3 62. d7 Rxc4+ 63. Kd6 Ke3 64. Rf5 Ke4 65. Rd5 1-0

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.17"]
[Round "3"]
[White "Gonzalez, Guillermo1"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1690"]
[PlyCount "132"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 g6 5. 0-0 Bg7 6. h3 0-0 7. Re1 Nc6 8. d3 Nd7 9. Bg5 Nde5 10. Bd5 Be6 11. Rb1 Rb8 12. a3 Qd7 13. Re3 Nxf3+ 14. Qxf3 Nd4 15. Qd1 Kh8 16. Ne2 Nc6 17. c3 b5 18. Bxc6 Qxc6 19. Bxe7 Rfe8 20. Bg5 b4 21. axb4 cxb4 22. Nd4 Qb6 23. Nxe6 fxe6 24. cxb4 Qxb4 25. b3 Rbc8 26. Rf3 Rf8 27. Be7 Rfe8 28. Rf7 Rc7 29. Rxg7 Kxg7 30. Bg5 Rec8 31. Qf3 Rf7 32. Qe3 Kg8 33. e5 Qc5 34. d4 Qd5 35. Rc1 Re8 36. h4 dxe5 37. dxe5 Qb5 38. h5 Qb6 39. Qg3 Qd4 40. hxg6 hxg6 41. Be3 Qe4 42. Re1 Qf5 43. b4 Rc8 44. Rd1 Qh5 45. f3 Rh7 46. Rd2 Rf7 47. Ra2 Rc4 48. Bxa7 Rh4 49. Be3 Rh1+ 50. Kf2 Qh4 51. b5 Rf1+ 52. Kxf1 Qxg3 53. Bd4 Qf4 54. Ra8+ Rf8 55. Rxf8+ Kxf8 56. Bc5+ Ke8 57. Bd6 Qc4+ 58. Kf2 Qxb5 59. Kg3 Kf7 60. Kf2 Qd3 61. Kg3 Qe2 62. f4 Kg7 63. Be7 Qe3+ 64. Kg4 Qf2 65. g3 Qe2+ 66. Kh4 Qh5# 0-1

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.17"]
[Round "5"]
[White "Jara Labrenuk, Dennis"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "B78"]
[BlackElo "1690"]
[PlyCount "78"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. h4 h5 11. Bc4 Ne5 12. Bb3 Rc8 13. Kb1 Nc4 14. Bxc4 Rxc4 15. Bh6 Rxd4 16. Qxd4 Bxh6 17. Qxa7 Qa8 18. Qxa8 Rxa8 19. Nd5 Nxd5 20. exd5 Rc8 21. Rhe1 Kf8 22. b3 Bf5 23. Re2 Bf4 24. Rd4 Be5 25. Rb4 Rc7 26. g4 hxg4 27. fxg4 Bd7 28. h5 gxh5 29. gxh5 Kg7 30. Rf2 f5 31. Rh4 Kh6 32. Rh1 f4 33. Rf3 Bf5 34. Rf2 Rc3 35. Kc1 Be4 36. Re1 Bxd5 37. Kd2 Rh3 38. Ke2 f3+ 39. Kf1 Rh1# 0-1

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.17"]
[Round "4"]
[White "Mareco, Facundo"]
[Black "Vilches, Horacio"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "1690"]
[PlyCount "118"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bg5 Be7 8. Nxc6 bxc6 9. Qd2 0-0 10. 0-0-0 d5 11. exd5 cxd5 12. Bd3 Qb6 13. Kb1 Ba6 14. Bxa6 Qxa6 15. Qd3 Qb7 16. Bc1 Rfc8 17. f3 Nd7 18. h4 Bf6 19. Ne2 a5 20. g4 Rab8 21. b3 a4 22. g5 axb3 23. axb3 Be7 24. Bb2 Bf8 25. h5 Nc5 26. Qd4 Nxb3 27. cxb3 Qxb3 28. Rd2 Qxf3 29. Rg1 Qxh5 30. Ng3 Qg6+ 31. Qd3 Rc4 32. Qxg6 hxg6 33. Rh2 Bd6 34. Rgh1 Kf8 35. Rh8+ Ke7 36. Rxb8 Bxb8 37. Ne2 e5 38. Rh7 Rg4 39. Bc1 d4 40. Rxg7 Rg2 41. Ba3+ Bd6 42. Bxd6+ Kxd6 43. Nc1 Ke6 44. Nd3 Rxg5 45. Nc5+ Ke7 46. Kc2 Rh5 47. Rg8 Rh3 48. Kd2 Rf3 49. Ra8 Re3 50. Ra7+ Kf6 51. Ra6+ Kf5 52. Nd7 Rh3 53. Rf6+ Ke4 54. Rxf7 Rh2+ 55. Ke1 Ke3 56. Kf1 Rh5 57. Rf6 d3 58. Rd6 d2 59. Kg2 Ke2 0-1

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.16"]
[Round "2"]
[White "Machuca, Juan1"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "A05"]
[BlackElo "1690"]
[PlyCount "90"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 g6 5. Bg2 Bg7 6. Nbd2 Nc6 7. 0-0 0-0 8. Re1 Nd7 9. c3 Nce5 10. Nf1 Qb6 11. Ne3 e6 12. h4 Qa6 13. Bf1 Qc6 14. Ng5 h6 15. Nh3 Nf6 16. f4 Ned7 17. Bg2 Qb6 18. Nf2 Qd8 19. g4 Nh7 20. g5 hxg5 21. hxg5 f6 22. Qg4 Qe7 23. Nc4 fxg5 24. fxg5 Ne5 25. Nxe5 Bxe5 26. Be3 Bg7 27. Qh4 Bd7 28. Ng4 e5 29. Rf1 Bxg4 30. Qxg4 Rxf1+ 31. Rxf1 Rf8 32. Bf3 Qf7 33. a3 Re8 34. Bd1 Qa2 35. Qd7 Rf8 36. Rxf8+ Bxf8 37. Qxb7 Qb1 38. Qb3+ Kh8 39. Kf2 Qxd3 40. Bc2 Qa6 41. Qf7 Qc8 42. Bb3 Bg7 43. Qxg6 Qf8+ 44. Ke2 Qe7 45. Be6 Bf8 1-0

[Event "ARG-ch sf"]
[Site "Corrientes"]
[Date "2018.03.16"]
[Round "1"]
[White "Mareco, Facundo"]
[Black "Arbuello, Diego"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1690"]
[BlackElo "2024"]
[PlyCount "121"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 a6 2. Nf3 b5 3. d4 Bb7 4. Bd3 Nf6 5. e5 Nd5 6. 0-0 e6 7. Bd2 Be7 8. Nc3 Nxc3 9. Bxc3 d6 10. Re1 Nd7 11. Bb4 c5 12. exd6 Bxd6 13. dxc5 Nxc5 14. Bxc5 Bxc5 15. Be4 Bxe4 16. Rxe4 0-0 17. Qxd8 Rfxd8 18. c4 Be7 19. Kf1 Bf6 20. Rb1 Rac8 21. b3 g6 22. cxb5 axb5 23. a4 bxa4 24. bxa4 Rc2 25. Re2 Rc4 26. Ra2 Ra8 27. a5 Ra6 28. Rb5 Bc3 29. Ke2 Rb4 30. Rc5 Bf6 31. Nd2 Be7 32. Rc4 Rb5 33. Rca4 Re5+ 34. Kd1 Rd5 35. Ke2 Bd8 36. Nc4 Kf8 37. Rd2 Ke7 38. Rda2 Bc7 39. h3 Bb8 40. Rb2 Bc7 41. Rba2 h5 42. Ke3 Bb8 43. Ke2 Bc7 44. Ke3 g5 45. f3 f5 46. Ke2 Kf6 47. Ke3 e5 48. Rd2 f4+ 49. Ke4 Rxd2 50. Nxd2 Rxa5 51. Rxa5 Bxa5 52. Nc4 Bc7 53. Kd3 Kf5 54. Nd2 g4 55. hxg4+ hxg4 56. Ne4 gxf3 57. gxf3 Bb8 58. Nd2 Kg5 59. Ke4 Kh5 60. Nc4 Bc7 61. Nd2 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.13"]
[Round "9.4"]
[White "Mareco, Facundo"]
[Black "Veliz, Ariel"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1624"]
[BlackElo "1975"]
[PlyCount "53"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Be3 Bg7 7. c3 Nf6 8. f3 0-0 9. Qd2 d5 10. exd5 cxd5 11. Bh6 Qb6 12. Bxg7 Kxg7 13. Qf2 Qe6+ 14. Qe2 Qc6 15. Nd2 e5 16. 0-0-0 e4 17. Nb3 Rb8 18. h3 Qa4 19. Kb1 Bf5 20. Nd4 Qxd4 21. Rxd4 exf3+ 22. Qc2 Bxc2+ 23. Kxc2 fxg2 24. Bxg2 Rfe8 25. Rhd1 Re3 26. R1d3 Re2+ 27. Rd2 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.12"]
[Round "7.4"]
[White "Garcia, Ricardo3"]
[Black "Mareco, Facundo"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1689"]
[BlackElo "1624"]
[PlyCount "68"]
[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 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. f3 Nc6 6. Be3 Qb6 7. Nf5 Qxb2 8. Nxg7+ Qxg7 9. c3 d6 10. Qd2 Qe5 11. Na3 Qa5 12. Nc2 Bd7 13. Be2 Nf6 14. 0-0 0-0 15. Nb4 Rfc8 16. Rac1 Qd8 17. Nd5 Nxd5 18. exd5 Ne5 19. c4 b6 20. Qd1 f6 21. f4 Nf7 22. Bf3 Rab8 23. Be4 Nh6 24. Qd3 Qf8 25. h3 Bf5 26. Bxf5 Nxf5 27. Bf2 Qh6 28. Qe4 Rc7 29. Rfe1 Qf8 30. Qd3 Rbc8 31. g4 Ng7 32. Be3 Qe8 33. Qb3 Qf7 34. Qd3 Qe8 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.12"]
[Round "8.5"]
[White "Mareco, Facundo"]
[Black "Silva, Lucas"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1624"]
[BlackElo "2008"]
[PlyCount "108"]
[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 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 c5 6. dxc5 Qa5 7. 0-0 Qxc5 8. Bb3 Bg4 9. h3 Bxf3 10. Qxf3 Nc6 11. Be3 Qa5 12. Rfd1 0-0 13. Qe2 Nd7 14. Bd2 Nd4 15. Qe1 Nc5 16. Na4 Qc7 17. Nxc5 dxc5 18. c3 Nxb3 19. axb3 Qb6 20. Ra3 Rfd8 21. Be3 a6 22. b4 Rxd1 23. Qxd1 Qe6 24. bxc5 Qxe4 25. Ra1 e6 26. Qe1 Bf6 27. Bd4 Qxe1+ 28. Rxe1 Bxd4 29. cxd4 Rd8 30. Rd1 Rd5 31. f4 f6 32. Kf2 Kf7 33. Ke3 Ke7 34. Kd3 Rf5 35. Ke4 g5 36. g3 gxf4 37. gxf4 Rh5 38. Rd3 h6 39. Rb3 Ke8 40. Rxb7 Rxh3 41. Rb6 Ke7 42. Rb7+ Ke8 43. Ra7 Rb3 44. Rxa6 Ke7 45. Ra7+ Ke8 46. Rh7 Rxb2 47. Rxh6 Ke7 48. Rh7+ Ke8 49. Kd3 Rf2 50. Ke3 Rc2 51. Rb7 f5 52. Rb6 Kd7 53. Rd6+ Ke7 54. Ra6 Rc1 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.11"]
[Round "6.5"]
[White "Mareco, Facundo"]
[Black "Duarte Fernandez, Hector"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1624"]
[BlackElo "1643"]
[PlyCount "90"]
[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 g6 2. d4 Bg7 3. Be3 d6 4. Nf3 Nf6 5. Nc3 a6 6. Qd2 0-0 7. Bh6 b5 8. Bxg7 Kxg7 9. a3 Bb7 10. Bd3 Nbd7 11. 0-0 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Rad1 Qd7 15. Qg5 Qe7 16. Rfe1 Nd5 17. Qxe7 Nxe7 18. Nd5 Nxd5 19. exd5 Rfe8 20. c4 c6 21. dxc6 Bxc6 22. cxb5 axb5 23. Be4 Bxe4 24. Rxe4 Rac8 25. g3 Rc7 26. Rb4 Rc5 27. Rd6 e4 28. Rb6 Ree5 29. Kf1 e3 30. fxe3 Rxe3 31. Kf2 Rd3 32. Ke2 Rdd5 33. Kf3 Rf5+ 34. Rf4 Rfd5 35. Rb7 Rf5 36. Rxf5 Rxf5+ 37. Ke3 h5 38. b3 g5 39. h3 g4 40. hxg4 hxg4 41. Ke4 Kg6 42. Rb6+ f6 43. Rb8 Rc5 44. Kd4 Rf5 45. Ke4 Rc5 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.11"]
[Round "5.3"]
[White "Nadal, Alan"]
[Black "Mareco, Facundo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1764"]
[BlackElo "1624"]
[PlyCount "53"]
[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. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 Nc6 7. e3 a6 8. Bd3 Nb4 9. Bb1 Bg4 10. a3 Nc6 11. 0-0 0-0 12. Ba2 Ne4 13. Bxe7 Nxe7 14. Qd3 Nxc3 15. bxc3 Bxf3 16. gxf3 Ng6 17. Qf5 c6 18. Bb1 Qh4 19. Bd3 Rae8 20. c4 Rd8 21. c5 Rfe8 22. Rab1 Re7 23. Rb2 Nf8 24. Rfb1 Rdd7 25. Qg4 Qxg4+ 26. fxg4 g6 27. h3 1/2-1/2

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.10"]
[Round "4.4"]
[White "Mareco, Facundo"]
[Black "Zaldivar, Patricio"]
[Result "1-0"]
[ECO "C79"]
[WhiteElo "1624"]
[PlyCount "61"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 d6 7. Re1 Na5 8. c3 Nxb3 9. Qxb3 Be6 10. Qc2 Be7 11. d4 exd4 12. cxd4 d5 13. e5 Ne4 14. Qc6+ Kf8 15. Nbd2 Bb4 16. a3 Ba5 17. b4 Nxd2 18. Bxd2 Bb6 19. Be3 h6 20. Nd2 Qe8 21. Qc2 g6 22. Nb3 Bf5 23. Qc1 Kg7 24. Nc5 Bxc5 25. Qxc5 c6 26. Qc3 Rc8 27. f3 g5 28. g4 Bg6 29. Kg2 h5 30. Bxg5 hxg4 31. Bf6+ 1-0

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.10"]
[Round "3.4"]
[White "Prado, Ignacio"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1773"]
[BlackElo "1624"]
[PlyCount "90"]
[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 Nc6 3. Bf4 Bf5 4. e3 Nf6 5. Bb5 Bd7 6. h3 e6 7. 0-0 Be7 8. c3 0-0 9. Nbd2 a6 10. Bd3 Bd6 11. Rc1 Bxf4 12. exf4 h6 13. Ne5 Ne7 14. Bb1 Bb5 15. Re1 Nd7 16. Ndf3 Nc6 17. Nxd7 Qxd7 18. a4 Bxa4 19. Qxa4 b5 20. Qc2 g6 21. h4 f5 22. Qe2 Rae8 23. Ne5 Nxe5 24. Qxe5 Rf7 25. Re3 Qe7 26. Rce1 Qxh4 27. Rh3 Qf6 28. Rxh6 Kg7 29. Rh3 Qxe5 30. Rxe5 Rfe7 31. Rhe3 Kf6 32. Bd3 c6 33. f3 Kf7 34. g4 Kf6 35. Kg2 a5 36. Kg3 a4 37. Re1 Rg8 38. Kf2 Rge8 39. Ke3 Rh7 40. Kd2 Ree7 41. Kc2 Rh8 42. gxf5 gxf5 43. Bxf5 Rg8 44. Bg4 Rge8 45. f5 exf5 1-0

[Event "ARG-ch U16"]
[Site "Villa Martelli"]
[Date "2018.02.09"]
[Round "2.5"]
[White "Mareco, Facundo"]
[Black "Faingerch, Sebastian"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1624"]
[BlackElo "1922"]
[PlyCount "109"]
[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. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Ne7 6. 0-0 Nd7 7. Re1 Nf6 8. Nbd2 0-0 9. Nf1 Bf5 10. Bg5 Bxd3 11. Bxf6 Be4 12. Be5 Nf5 13. Bxd6 Nxd6 14. Ng3 h6 15. Ne5 Bh7 16. c3 c6 17. Qg4 f5 18. Qd1 f4 19. Nf1 Rf5 20. Nd2 h5 21. Qb3 Kh8 22. Rad1 h4 23. c4 dxc4 24. Ndxc4 Nxc4 25. Qxc4 Bg8 26. Qd3 Qg5 27. Nf3 Qf6 28. Nxh4 Rg5 29. Nf3 Bh7 30. Qb3 Rb5 31. Qc3 Rd8 32. Rd2 Bg8 33. Re5 Qg6 34. h3 Bxa2 35. Rxb5 cxb5 36. Ne5 Qe6 37. Qf3 Qf5 38. Qxb7 Bd5 39. Qxb5 Qe4 40. Qf1 Rc8 41. f3 Qe3+ 42. Qf2 Rc1+ 43. Kh2 Qxf2 44. Rxf2 g5 45. Rd2 Kg7 46. Nd3 Rc4 47. Ne5 Rb4 48. h4 Kf6 49. h5 Rb7 50. Ng4+ Kf7 51. Rc2 Be6 52. Rd2 Bd5 53. h6 Kg6 54. Rc2 Rd7 55. Ne5+ 1-0

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.28"]
[Round "7"]
[White "Mareco, Facundo"]
[Black "Prokopiuk, Nelson Exequiel"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "91"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Be2 Be7 5. 0-0 b6 6. h3 Bb7 7. d3 Nbd7 8. Be3 h6 9. Nd2 c6 10. d4 exd4 11. Bxd4 c5 12. Be3 0-0 13. Bc4 Kh8 14. Nd5 Nxd5 15. exd5 Nf6 16. Nf3 a6 17. a3 b5 18. Ba2 Rc8 19. c4 Qd7 20. b3 Ne4 21. Qc2 f5 22. Nd2 Bf6 23. Rac1 Nc3 24. Nb1 Nxa2 25. Qxa2 Rce8 26. Rce1 Bc8 27. Qc2 Qf7 28. Bf4 Be5 29. Bxe5 Rxe5 30. Rxe5 dxe5 31. Rd1 f4 32. Nd2 Bf5 33. Qc3 Qg6 34. Re1 Bxh3 35. Qxh3 e4 36. Qe6 Qxe6 37. dxe6 f3 38. gxf3 exf3 39. Nxf3 bxc4 40. bxc4 g5 41. e7 Re8 42. Ne5 Kg7 43. Nc6 h5 44. Re5 Kf6 45. Rxc5 Rc8 46. Rd5 1-0

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.27"]
[Round "6"]
[White "Avalos, Angel Ramon"]
[Black "Mareco, Facundo"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "81"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. e3 Bf5 3. c4 c6 4. Nc3 Nf6 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 cxd5 8. Nb5 Kd7 9. Nf3 Nc6 10. Be2 e6 11. 0-0 Kd8 12. a3 Bb4 13. Bd2 Bxd2 14. Nxd2 Ke7 15. h3 Ne4 16. Nxe4 Bxe4 17. b4 Rhc8 18. Rfc1 f6 19. f3 Bg6 20. Kf2 Be8 21. Bd3 g6 22. g4 e5 23. h4 exd4 24. exd4 Kd8 25. f4 Bd7 26. f5 gxf5 27. gxf5 Ne7 28. Rg1 Bxb5 29. Bxb5 Nxf5 30. Bd3 Nxd4 31. Rg7 Rab8 32. Bxh7 Rc3 33. Rd1 Rc4 34. Bg8 Rc2+ 35. Kf1 Rc7 36. Bf7 Nc2 37. Rxd5+ Ke7 38. Bg8+ Kf8 39. Rxc7 Ne3+ 40. Kf2 Nxd5 41. Bxd5 1-0

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.27"]
[Round "5"]
[White "Mareco, Facundo"]
[Black "Banegas, Carlos De la Cruz"]
[Result "0-1"]
[ECO "C65"]
[PlyCount "106"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. 0-0 Nf6 6. d3 Bg4 7. Bg5 Be7 8. Nbd2 0-0 9. h3 Bh5 10. Qe1 h6 11. Bh4 Nh7 12. Bxe7 Qxe7 13. Qe3 Rfe8 14. Rfe1 Nf8 15. Nb3 a5 16. a4 Ne6 17. d4 Bxf3 18. Qxf3 exd4 19. Qd3 c5 20. Nd2 Qf6 21. Nf3 Nf4 22. Qf1 Nxh3+ 23. gxh3 Qxf3 24. Qg2 Qh5 25. Qg4 Qxg4+ 26. hxg4 c4 27. f3 Rab8 28. Rab1 Re6 29. Red1 c5 30. Kf2 g5 31. Ke2 Kg7 32. b3 c3 33. Kd3 Rf6 34. Rf1 Rb4 35. Ra1 Re6 36. Rfe1 Kf6 37. Rf1 Ke5 38. Rh1 Kf4 39. Rh3 Rb8 40. Re1 d5 41. e5 Rh8 42. Rhh1 Rxe5 43. Rxe5 Kxe5 44. Ke2 Kf4 45. Kf2 f5 46. gxf5 Kxf5 47. Re1 Kf6 48. Kg3 h5 49. Re2 h4+ 50. Kh3 Rh7 51. Re8 Re7 52. Rc8 Re2 53. Rxc5 Rxc2 0-1

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.26"]
[Round "4"]
[White "Diarte, Rogelio Jeremias"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "74"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. b3 Bxf3 5. Qxf3 Qf6 6. Qd1 Nc6 7. 0-0 0-0-0 8. Nc3 Nge7 9. a3 Nd4 10. f3 Ne6 11. d3 c6 12. Be3 b6 13. Ba6+ Kc7 14. b4 Nf4 15. Bxf4 exf4 16. d4 g6 17. Qd3 Bg7 18. Nd5+ Nxd5 19. exd5 Qxd4+ 20. Qxd4 Bxd4+ 21. Kh1 Bxa1 22. Rxa1 b5 23. a4 cxd5 24. Bxb5 Kb6 25. c4 dxc4 26. Bxc4 a5 27. bxa5+ Kxa5 28. Bb5 d5 29. Rc1 Rc8 30. Re1 Rc7 31. g3 fxg3 32. Kg2 d4 33. Re5 Kb4 34. Re4 Rd8 35. Kxg3 f5 36. Rf4 Kc3 37. Kf2 d3 0-1

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.26"]
[Round "3"]
[White "Mareco, Facundo"]
[Black "Pamies, Luciano"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1480"]
[PlyCount "90"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bg4 6. 0-0 Nc6 7. Be3 Qd7 8. Be2 Bd6 9. Ng5 Bf5 10. c3 0-0-0 11. Bb5 Be6 12. Qa4 h6 13. Nxe6 fxe6 14. Bxc6 Qxc6 15. Qxc6 bxc6 16. Nd2 g5 17. a3 Ng4 18. g3 Nxe3 19. fxe3 g4 20. c4 c5 21. cxd5 exd5 22. Nb3 c4 23. Na5 Rde8 24. Rfe1 Re4 25. Re2 Rhe8 26. Rae1 c5 27. Kf2 Rf8+ 28. Kg2 Rf3 29. Nc6 Kb7 30. dxc5 Bxc5 31. Nd4 Bxd4 32. exd4 Rxd4 33. h3 Rdd3 34. hxg4 Rxg3+ 35. Kh2 Rh3+ 36. Kg2 Rdg3+ 37. Kf2 Rxg4 38. Re7+ Kb6 39. R1e6+ Kc5 40. Rxa7 Re4 41. Rxe4 dxe4 42. Rb7 Rb3 43. Rxb3 cxb3 44. Ke3 Kd5 45. a4 Kc4 0-1

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.25"]
[Round "2"]
[White "Collis, Dana"]
[Black "Mareco, Facundo"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "58"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Be2 Nc6 4. Nc3 Bg4 5. d3 Bxf3 6. Bxf3 Nd4 7. 0-0 Qf6 8. Be2 Nxe2+ 9. Qxe2 Qe6 10. Nb5 Qd7 11. c4 c6 12. Na3 Nf6 13. Bg5 Be7 14. Bxf6 Bxf6 15. b3 0-0 16. Nc2 d5 17. cxd5 cxd5 18. exd5 Qxd5 19. Ne3 Qe6 20. Ng4 Rfe8 21. Rfe1 e4 22. Nxf6+ Qxf6 23. Rac1 Qe7 24. Rc4 f5 25. dxe4 Rac8 26. Rxc8 Rxc8 27. exf5 Qxe2 28. Rxe2 Rc1+ 29. Re1 Rxe1# 0-1

[Event "Chaqueno-ch"]
[Site "Villa Angela"]
[Date "2016.11.25"]
[Round "1"]
[White "Mareco, Facundo"]
[Black "Sosa, Walter"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1587"]
[PlyCount "131"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 d5 7. Nxc6 bxc6 8. e5 Nd7 9. Bf4 Bc5 10. b4 Bb6 11. Na4 Bc7 12. Qd4 a5 13. b5 c5 14. Qe3 0-0 15. c3 d4 16. cxd4 cxd4 17. Qxd4 Nb6 18. Qxd8 Rxd8 19. Nxb6 Bxb6 20. Be2 Bd4 21. Rb1 Bc3+ 22. Kf1 Bb7 23. Rb3 Rac8 24. f3 Bd2 25. Bxd2 Rxd2 26. Kf2 Bd5 27. Rd3 Rb2 28. Re3 g6 29. Kg3 Rcc2 30. Re1 Kg7 31. Kf4 h6 32. h4 f6 33. g4 g5+ 34. hxg5 hxg5+ 35. Kg3 Bc4 36. exf6+ Kxf6 37. b6 Rxb6 38. Bxc4 Rxc4 39. Re5 a4 40. R5e4 Rc3 41. Rxa4 Rbb3 42. Rf1 Rxa3 43. Rxa3 Rxa3 44. Rh1 Kg7 45. Rd1 Kf7 46. Kf2 Kf6 47. Ke2 Ke5 48. Rb1 Ra4 49. Rb3 Kf4 50. Rb6 Ra2+ 51. Kd3 Kxf3 52. Rxe6 Kxg4 53. Rg6 Rf2 54. Ke3 Rf7 55. Rg8 Kh4 56. Rh8+ Kg3 57. Ke2 g4 58. Rg8 Kh2 59. Rh8+ Kg2 60. Rg8 g3 61. Ke1 Kh2 62. Rh8+ Kg1 63. Rg8 g2 64. Kd1 Kf1 65. Re8 g1Q 66. Re1+ 0-1

