[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.13"]
[Round "8"]
[White "Araya Vergara, Matias"]
[Black "Orellana Rastello, Hugo"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1374"]
[BlackElo "1295"]
[PlyCount "72"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 e6 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. Nc3 Nxc3 10. bxc3 dxe5 11. Nxe5 Nxe5 12. dxe5 Qa5 13. 0-0 Qxe5 14. Qa4+ b5 15. Bf4 Qc5 16. Qb3 Be7 17. Be3 Qc4 18. Bd4 0-0 19. Qxc4 bxc4 20. Rfb1 Rfc8 21. Rb7 Bc5 22. Bxc5 Rxc5 23. Rab1 g5 24. g3 a5 25. R1b5 Rac8 26. Rb8 Rxb8 27. Rxc5 Rb1+ 28. Kg2 Rb2 29. Rxg5+ Kf8 30. Rxa5 Rc2 31. a4 Rxc3 32. Rc5 Ke7 33. a5 Kd6 34. Rc8 Kd7 35. Rc5 Kd6 36. Rc8 Kd5 1/2-1/2

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.12"]
[Round "6"]
[White "Araya Vergara, Matias"]
[Black "Orrego Astudillo, Angelo"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1374"]
[BlackElo "1236"]
[PlyCount "88"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c4 d6 3. Nf3 Nf6 4. d3 Nc6 5. h3 g6 6. g3 Bg7 7. Bg2 a6 8. Nc3 Bd7 9. 0-0 Qc8 10. Kh2 e6 11. Be3 Ng8 12. Rb1 Nge7 13. Qd2 h5 14. b4 cxb4 15. Na4 Rb8 16. Nb6 Qc7 17. Nxd7 Qxd7 18. d4 b6 19. d5 Bc3 20. dxc6 Qxc6 21. Qd3 0-0 22. Bd4 Rfc8 23. Bxc3 bxc3 24. Qxc3 Qxc4 25. Qa3 Qc5 26. Qxa6 Nc6 27. Nd2 Ra8 28. Qc4 Ra7 29. Qxc5 dxc5 30. Rb2 b5 31. Rfb1 Rd8 32. Bf1 Nd4 33. Bxb5 Nxb5 34. Rxb5 Rxd2 35. Rxc5 Raxa2 36. Rf1 Rxf2+ 37. Rxf2 Rxf2+ 38. Kg1 Re2 39. Rc4 Kg7 40. e5 Rxe5 41. Kf2 Rf5+ 42. Ke3 g5 43. h4 g4 44. Rc8 Rf3+ 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.12"]
[Round "7"]
[White "Norambuena Hernandez, Marco Antonio"]
[Black "Araya Vergara, Matias"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1573"]
[BlackElo "1374"]
[PlyCount "51"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 Nc6 6. Nge2 Be6 7. d3 Qd7 8. Nf4 a6 9. 0-0 h5 10. Nxe6 Qxe6 11. h4 Ng4 12. Nd5 0-0-0 13. Bh3 Kb8 14. f3 Qe5 15. Kg2 Nf6 16. Rb1 Nxd5 17. cxd5 Na7 18. b4 Nb5 19. Bb2 Nc3 20. Qc2 Rhg8 21. Rfe1 Qd4 22. Ba1 f5 23. Rb3 fxe4 24. Rxe4 Qxd5 25. Bxc3 Bxc3 26. Rxc3 1-0

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.11"]
[Round "4"]
[White "Cisterna Bastias, Belen"]
[Black "Araya Vergara, Matias"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1178"]
[BlackElo "1374"]
[PlyCount "28"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e4 0-0 6. Bd3 c5 7. Qd2 cxd4 8. Nxd4 e5 9. Bg5 exd4 10. Nd5 Be6 11. Nf4 Re8 12. 0-0 Nc6 13. Rad1 Qa5 14. Qe2 Qxg5 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.11"]
[Round "5"]
[White "Vergara Arenas, Amapola Angely"]
[Black "Araya Vergara, Matias"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1098"]
[BlackElo "1374"]
[PlyCount "58"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 a6 8. Bd2 Nc6 9. a3 Nge7 10. 0-0-0 b5 11. Na2 Qb6 12. Bc3 a5 13. b4 axb4 14. Bxb4 Nxb4 15. Nxb4 Nf5 16. Qc3 Bd6 17. g3 0-0 18. Rd3 Rfc8 19. Qb2 Ne7 20. Rhd1 Nc6 21. Nxc6 Rxc6 22. R1d2 Qa5 23. Kb1 b4 24. axb4 Bxb4 25. Re2 Rb6 26. Rb3 Bc3 27. Qxc3 Qxc3 28. Kc1 Ra1+ 29. Rb1 Rbxb1# 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.10"]
[Round "3"]
[White "Araya Vergara, Matias"]
[Black "Neira Zamudio, Rafael Thomas"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1374"]
[BlackElo "1488"]
[PlyCount "74"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. e5 Bf5 6. Bb5 Bxb1 7. Bxc6+ bxc6 8. Rxb1 Qa5+ 9. Bd2 Qxa2 10. Ne2 e6 11. 0-0 Qa6 12. f4 Ne7 13. Bb4 Nf5 14. Bd2 Qb6 15. Qa4 Qb5 16. Qxb5 cxb5 17. Rfc1 Be7 18. Rc7 Bd8 19. Rb7 Bb6 20. Bc3 0-0 21. g4 Ne3 22. h3 Rab8 23. Rxb8 Rxb8 24. Kf2 Nc4 25. f5 Nxe5 26. Kg3 Nc6 27. fxe6 fxe6 28. Re1 Re8 29. Nf4 Bxd4 30. Bxd4 Nxd4 31. Nxd5 Rd8 32. Nc7 Rd6 33. Ra1 Nc6 34. Nxb5 Rd3+ 35. Kg2 Rd2+ 36. Kg3 g5 37. Nc3 Rxb2 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.09"]
[Round "2"]
[White "Toledo Sandoval, Claudio"]
[Black "Araya Vergara, Matias"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1693"]
[BlackElo "1374"]
[PlyCount "107"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Be7 4. Bf4 0-0 5. e3 a6 6. h3 d5 7. c5 Nc6 8. a3 Ne4 9. Nxe4 dxe4 10. b4 Bg5 11. Bh2 Ne7 12. Bc4 Nf5 13. Ne2 Bxe3 14. fxe3 Nxe3 15. Qb3 Nxg2+ 16. Kd1 Nh4 17. Qg3 Nf3 18. Qxc7 Nxd4 19. Bd6 Nxe2 20. Kxe2 Qxc7 21. Bxc7 f5 22. Raf1 Rf7 23. Bd6 Bd7 24. Ke3 Re8 25. Rf2 h6 26. h4 Rf6 27. Rg1 Kh7 28. Rfg2 Rg8 29. Be5 Rf7 30. h5 f4+ 31. Bxf4 Rf5 32. Rd2 Bc8 33. Kxe4 Rxh5 34. Kd4 Rd8+ 35. Ke3 Rh3+ 36. Rg3 Rxg3+ 37. Bxg3 Rxd2 38. Kxd2 Kg6 39. Ke3 Kf6 40. Ke4 g5 41. Be5+ Kg6 42. Be2 Bd7 43. Bf3 Bc6+ 44. Ke3 Bxf3 45. Kxf3 Kf5 46. Bc7 h5 47. a4 e5 48. b5 Ke6 49. Ke4 axb5 50. axb5 g4 51. Bxe5 h4 52. c6 b6 53. Bf4 g3 54. Kf3 1-0

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.08"]
[Round "1"]
[White "Araya Vergara, Matias"]
[Black "Rivera Sarmiento, Andres Misael"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1374"]
[BlackElo "1884"]
[PlyCount "48"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5 5. c3 a6 6. e5 Qc7 7. Qe2 b5 8. Nd2 Bb7 9. N2f3 Ne7 10. g3 Nbc6 11. Bg2 Nxe5 12. Bf4 Nxf3+ 13. Bxf3 d6 14. Bxb7 Qxb7 15. 0-0-0 e5 16. Bxe5 dxe5 17. Qxe5 Bxd4 18. Qxd4 0-0 19. f4 h6 20. g4 Nc6 21. Qf2 b4 22. c4 b3 23. a3 Na5 24. Qc5 Qe4 0-1

[Event "CHI-ch sf qual U1600"]
[Site "Quilpue"]
[Date "2019.11.03"]
[Round "4.2"]
[White "Ramirez Gomez, Martin"]
[Black "Araya Vergara, Matias"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1549"]
[BlackElo "1214"]
[PlyCount "107"]
[EventDate "2019.11.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. h3 Bg7 4. Nf3 Nc6 5. Bb5 a6 6. Ba4 Bd7 7. c3 e5 8. Be3 f5 9. Bg5 Nf6 10. exf5 b5 11. Bb3 Bxf5 12. 0-0 Qd7 13. Re1 0-0-0 14. dxe5 dxe5 15. Qxd7+ Rxd7 16. Nbd2 Re8 17. Bxf6 Bxf6 18. Ne4 Bxe4 19. Rxe4 Kb7 20. Rae1 Red8 21. a4 Na5 22. Bc2 Nc4 23. R4e2 Kb6 24. Bb3 Nd2 25. Nxd2 Rxd2 26. Kf1 g5 27. Rxd2 Rxd2 28. Re2 Rd6 29. Ke1 Kc5 30. Re4 c6 31. Ke2 h5 32. a5 Rd8 33. Bf7 h4 34. Bb3 Kd6 35. Re3 c5 36. Rd3+ Kc6 37. Bc2 b4 38. Ba4+ Kc7 39. Rf3 Rf8 40. cxb4 cxb4 41. Rf5 Kd6 42. Ke3 Kd5 43. Bc2 Kc4 44. Bd3+ Kb3 45. Bxa6 Kxb2 46. Bd3 Ka3 47. a6 Be7 48. Rxe5 Bd8 49. Ke2 Bb6 50. f3 b3 51. Be4 Rf7 52. Rxg5 Ka2 53. Rb5 Bd4 54. Rxb3 1-0

[Event "CHI-ch sf qual U1600"]
[Site "Quilpue"]
[Date "2019.11.02"]
[Round "3.3"]
[White "Araya Vergara, Matias"]
[Black "Valencia Castaneda, Juan"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1214"]
[BlackElo "1427"]
[PlyCount "123"]
[EventDate "2019.11.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[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 Qb6 6. Qb3 Qxb3 7. axb3 cxd4 8. cxd4 Nge7 9. Bg5 Bd7 10. Nc3 a6 11. Bd3 Nb4 12. Kd2 Nxd3 13. Kxd3 Nc6 14. Bd2 Nb4+ 15. Ke2 Be7 16. h4 Rc8 17. g4 h5 18. gxh5 Rxh5 19. Rag1 g6 20. Bg5 Nc6 21. Na4 Nb4 22. Nc3 Nc6 23. Na4 Na7 24. Bxe7 Kxe7 25. Rc1 Rhh8 26. Nb6 Bb5+ 27. Kd2 Rc6 28. Na4 Rhc8 29. Nc5 b6 30. Nb7 Rxc1 31. Rxc1 Rxc1 32. Kxc1 Be2 33. Ne1 Nc6 34. Nc2 Bd3 35. Nd6 Kf8 36. Ne1 Be2 37. Nc2 Na5 38. Kd2 Bg4 39. Kc3 Nc6 40. b4 b5 41. Na1 Bd1 42. Kd2 Ba4 43. b3 Nxd4 44. bxa4 bxa4 45. Kc3 Nc6 46. f4 Ke7 47. b5 axb5 48. Nxb5 f6 49. Nd4 Nd8 50. Kb4 fxe5 51. fxe5 Nf7 52. Kxa4 Nxe5 53. Kb4 Kf6 54. Nab3 Nd7 55. Kc3 e5 56. Nf3 Kf5 57. Nbd2 Kg4 58. Kd3 Kf4 59. Ke2 e4 60. Ne1 Nf6 61. Ng2+ Kg3 62. Kf1 1/2-1/2

[Event "Vina del Mar Vina CC U2200"]
[Site "Vina del Mar"]
[Date "2019.06.29"]
[Round "1.8"]
[White "Araya Vergara, Matias"]
[Black "Sanchez Tobar, Francisca Valentina"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1823"]
[PlyCount "36"]
[EventDate "2019.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[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 Bc5 4. c3 Nf6 5. Qe2 d6 6. d4 exd4 7. cxd4 Nxd4 8. Nxd4 Bxd4 9. 0-0 0-0 10. Bg5 Qe8 11. Re1 Qe5 12. Bxf6 Qxf6 13. Nc3 Be6 14. Bxe6 fxe6 15. Qd2 Bxf2+ 16. Kh1 Bxe1 17. Rxe1 Qf1+ 18. Rxf1 Rxf1# 0-1

[Event "CHI-ch sf qual A"]
[Site "Quilpue"]
[Date "2019.01.05"]
[Round "3.1"]
[White "Castillo Cortes, Roberto"]
[Black "Araya Vergara, Matias"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1957"]
[BlackElo "1328"]
[PlyCount "37"]
[EventDate "2019.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 b6 4. Bg2 Nc6 5. Nf3 Bb7 6. 0-0 Ne5 7. Nxe5 Bxg2 8. Nxf7 Kxf7 9. Kxg2 Nf6 10. e4 e5 11. d4 Re8 12. dxe5 Rxe5 13. f4 Ra5 14. e5 Ng8 15. b4 Ra6 16. Qd5+ Kf8 17. f5 Ne7 18. fxg6+ Ke8 19. Qf7# 1-0

