[Event "American Continental 17th"]
[Site "Juan Dolio"]
[Date "2023.05.15"]
[Round "1"]
[White "Galaviz Medina, Sion Radamantys"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2398"]
[BlackElo "1975"]
[PlyCount "45"]
[EventDate "2023.05.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "DOM"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 a5 8. g4 Na6 9. g5 Nd7 10. h4 Nac5 11. h5 a4 12. Nf3 b6 13. Qc2 a3 14. b4 Na6 15. Qb3 Bb7 16. 0-0-0 Qe7 17. Rh3 Rfc8 18. Rdh1 c6 19. hxg6 hxg6 20. R1h2 Kf8 21. Rh7 f5 22. Nh4 Qf7 23. exf5 1-0

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.25"]
[Round "11"]
[White "Cosme Contreras, Trilce"]
[Black "Djuric, Anja"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2027"]
[BlackElo "1493"]
[PlyCount "77"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 Nfd7 11. b3 h6 12. a3 f5 13. b4 axb4 14. axb4 Rxa1 15. Rxa1 Na6 16. exf5 gxf5 17. Rb1 f4 18. Bd2 Nb6 19. Ne4 Bf5 20. Bd3 Bg4 21. Be2 Bf5 22. h3 Bxe4 23. Qxe4 Nd7 24. Qc2 Nab8 25. Bd3 c6 26. Bf5 Nb6 27. Be6+ Kh8 28. Qd3 Qe7 29. g3 fxg3 30. fxg3 Qf6 31. Rf1 cxd5 32. cxd5 N8d7 33. Kh2 e4 34. Qxe4 Ne5 35. Ng5 Qg6 36. Rxf8+ Bxf8 37. Nf7+ Kg7 38. Bxh6+ Kf6 39. Qh4+ 1-0

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.24"]
[Round "10"]
[White "Arushi, Kotwal"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1657"]
[BlackElo "2027"]
[PlyCount "156"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[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. dxe5 dxe5 9. Bg5 Qxd1 10. Rfxd1 h6 11. Be3 Bg4 12. h3 Bxf3 13. Bxf3 Rfd8 14. Rxd8+ Rxd8 15. Nb5 Ne8 16. Nxa7 Nd4 17. Nb5 Nc2 18. Rd1 Rxd1+ 19. Bxd1 Nxe3 20. fxe3 Bf8 21. Be2 Bb4 22. a3 Bd2 23. Kf2 c6 24. Nc3 Bxc3 25. bxc3 Nd6 26. Bd3 c5 27. g4 Kg7 28. Kf3 Kf6 29. h4 Ke6 30. Kf2 Kd7 31. Ke1 Kc7 32. Kd2 b5 33. cxb5 c4 34. Be2 Kb6 35. a4 Ka5 36. Bd1 Nxe4+ 37. Kc2 f6 38. Bf3 Nd6 39. Kb2 f5 40. gxf5 Nxf5 41. h5 g5 42. e4 Nd6 43. Ka3 Nc8 44. Bd1 Nb6 45. Kb2 g4 46. Bxg4 Kxa4 47. Kc2 Kxb5 48. Bf5 Kc6 49. Bg4 Kd6 50. Kb2 Na4+ 51. Kc2 Ke7 52. Be2 Nb6 53. Kb2 Na4+ 54. Kc2 Nb6 55. Kb2 Kf6 56. Ka3 Kg5 57. Bd1 Kf4 58. Bc2 Nc8 59. Kb4 Nd6 60. Kc5 Nxe4+ 61. Kxc4 Nf2 62. Kd5 e4 63. Ba4 e3 64. Bb5 Ne4 65. Kd4 Ng3 66. Kd3 Kf3 67. Kc2 Nxh5 68. Kd1 Kf2 69. Bd3 Nf4 70. Bc4 e2+ 71. Bxe2 Nxe2 72. c4 h5 73. c5 Nd4 74. Kd2 h4 75. Kd3 Nc6 76. Kc4 h3 77. Kd5 Na5 78. c6 Nxc6 0-1

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.23"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Ulziikhishigjargal, Ochirkhuyag"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "2027"]
[BlackElo "2194"]
[PlyCount "76"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 c5 8. 0-0 Nc6 9. Bd3 b6 10. a3 Bxc3 11. bxc3 Bb7 12. Bb2 Qe7 13. Ng3 Rfd8 14. Qe2 a6 15. Rad1 b5 16. c4 bxc4 17. Bxc4 cxd4 18. exd4 Nd5 19. f3 Na5 20. Ba2 Bc6 21. Qd2 Nb7 22. Ne4 Bb5 23. Rfe1 Qh4 24. Nc3 Nxc3 25. Bxc3 Nd6 26. Ba5 Rd7 27. Qb4 Rc8 28. Rc1 Rxc1 29. Rxc1 h6 30. a4 Qf4 31. Re1 Bc4 32. Qb8+ Kh7 33. Bb1+ g6 34. Bc3 Bd5 35. Bc2 Rb7 36. Qf8 Rc7 37. Bb4 Rxc2 38. Rf1 Qxd4+ 0-1

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.22"]
[Round "8"]
[White "Abdala Cancino, Patricia Anastassia"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1608"]
[BlackElo "2027"]
[PlyCount "60"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. c3 Nf6 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Re1 Bg4 9. h3 Bxf3 10. Qxf3 Rc8 11. g4 b5 12. Be3 b4 13. d4 bxc3 14. bxc3 cxd4 15. Bxd4 Nxd4 16. cxd4 Nd7 17. Qe3 Qb6 18. Rd1 Qb2 19. Nd2 Bxd4 20. Qd3 Ne5 21. Qa6 Rc6 22. Qa4 Qb6 23. Rab1 Bxf2+ 24. Kf1 Qe3 25. Rb3 Qf4 26. Rf3 Nxf3 27. Nxf3 Bc5 28. Qxc6 Qe3 29. Rd2 Rb8 30. Re2 Rb1+ 0-1

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.21"]
[Round "7"]
[White "Cosme Contreras, Trilce"]
[Black "Figueroa Bernal, Julia Dennis Paloma"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2027"]
[BlackElo "1777"]
[PlyCount "156"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 c5 7. cxd5 cxd4 8. Qg3 exd5 9. Qxg7 Rg8 10. Qh6 Rg6 11. Qf4 Nc6 12. Nf3 Rg4 13. Qd2 Qb6 14. h3 Rg6 15. g3 Ne4 16. Qd1 Be6 17. Bg2 0-0-0 18. b4 Kb8 19. Bf4+ Ka8 20. Ne5 Nxe5 21. Bxe5 d3 22. e3 Qb5 23. 0-0 Qd7 24. Qxd3 Bxh3 25. Rfd1 Bxg2 26. Kxg2 Ng5 27. Rh1 Qg4 28. Rh4 Qf3+ 29. Kf1 Ne4 30. Qe2 Rxg3 31. Qxf3 Rxf3 32. Ra2 Rf5 33. Bd4 h5 34. Rc2 Rg8 35. Rh3 b6 36. f4 Kb7 37. Rch2 Rc8 38. Ke1 Rc1+ 39. Ke2 Rc2+ 40. Kd3 Rf2 41. Bc3 Rxh2 42. Rxh2 Nxc3 43. Kxc3 Kc6 44. a4 a6 45. Kd4 Kd7 46. Rh4 Ke6 47. Kd3 Kd6 48. Ke2 a5 49. bxa5 bxa5 50. Kd3 Kc5 51. Kc3 Kc6 52. Kd4 Kb6 53. Rh1 Kc6 54. Rc1+ Kb6 55. Rc8 Kb7 56. Rh8 Kc7 57. Rh6 f6 58. Kc5 Kd7 59. Rh7+ Ke6 60. Kd4 Kd6 61. Ra7 Kc6 62. Rg7 Kd6 63. Rh7 Kc6 64. Re7 Kd6 65. Ra7 Kc6 66. Rxa5 h4 67. Rc5+ Kb6 68. Rb5+ Ka6 69. Rb2 h3 70. Rh2 Rh5 71. Kc5 Ka5 72. Kd6 Kxa4 73. Ke6 Kb3 74. Kxf6 Kc3 75. Kg6 Rh4 76. Kg5 Rh8 77. Kg4 Kd3 78. Rxh3 Rxh3 1/2-1/2

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.19"]
[Round "6"]
[White "Pychova, Nela"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "2178"]
[BlackElo "2027"]
[PlyCount "118"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e6 7. Nc3 Be7 8. Be2 0-0 9. Be3 Qc7 10. 0-0 Nc6 11. Rc1 Rd8 12. Nd5 exd5 13. cxd5 Bd7 14. Qd2 Rdc8 15. dxc6 bxc6 16. Bc4 Qb7 17. Rfd1 a5 18. Ne2 Be6 19. Nf4 Bxc4 20. Rxc4 Qb5 21. Rdc1 c5 22. R4c2 Rcb8 23. Ne2 Rb7 24. Ng3 Bf8 25. Bg5 Ne8 26. Nf5 Qa4 27. Ra1 Qd7 28. Ne3 Qe6 29. Nc4 a4 30. Bf4 Rb4 31. Qd3 Rab8 32. Rd1 g6 33. Bd2 R4b7 34. Bc3 Bg7 35. Bxg7 Kxg7 36. Qd5 Qxd5 37. Rxd5 f6 38. Kf1 Kf7 39. Rxd6 Nxd6 40. Nxd6+ Ke6 41. Nxb7 Rxb7 42. Ke2 Kd6 43. Kd3 Kc6 44. Kc3 h5 45. Rd2 Rb8 46. Re2 Rd8 47. Rd2 Ra8 48. f4 Re8 49. Re2 g5 50. fxg5 fxg5 51. e5 Kd5 52. e6 Rxe6 53. Rxe6 Kxe6 54. Kc4 Kd6 55. Kb5 a3 56. b4 cxb4 57. Kxb4 Kd5 58. Kxa3 Kc4 59. Kb2 Kd5 1-0

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.18"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Eesha, Ajay Sarda"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2027"]
[BlackElo "1744"]
[PlyCount "123"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. Nc3 b6 6. e3 Bb7 7. Bd3 0-0 8. 0-0 Bxc3 9. Bxc3 Ne4 10. Rc1 d6 11. Nd2 Nxc3 12. Rxc3 e5 13. Qc2 g6 14. Be4 c6 15. f4 f5 16. Bf3 e4 17. Be2 c5 18. d5 Nd7 19. b3 b5 20. Qc1 Nb6 21. Rd1 b4 22. Rc2 Rfc8 23. Nf1 a5 24. a4 h5 25. h3 Kf7 26. Nh2 Rh8 27. g3 Rag8 28. h4 Ke8 29. Bf1 Nd7 30. Bh3 Nf6 31. Rg2 Rh7 32. Kf2 Bc8 33. Ke2 Bd7 34. Kd2 Kd8 35. Kc2 Be8 36. Kb1 Nd7 37. Ra2 Nb6 38. Bf1 Qf8 39. Be2 Rb7 40. Qd2 Bd7 41. Ka1 Qe8 42. Rb1 Ke7 43. Bd1 Rg7 44. Nf1 Rh7 45. Nh2 Qh8+ 46. Qb2 Qa8 47. Qd2 Qa6 48. Qe2 Kf7 49. Nf1 Qa8 50. Nh2 Rh8 51. Qd2 Qg8 52. Nf1 Qh7 53. Qb2 Rhb8 54. Qd2 Qg7+ 55. Qb2 Qh7 56. Qd2 Qh8+ 57. Qb2 Qe8 58. Nd2 Qg8 59. Nf1 Qf8 60. Nd2 Qe8 61. Nf1 Bxa4 62. bxa4 1/2-1/2

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.17"]
[Round "3"]
[White "Cosme Contreras, Trilce"]
[Black "Potapova, Margarita"]
[Result "0-1"]
[ECO "E49"]
[WhiteElo "2027"]
[BlackElo "2377"]
[PlyCount "152"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nge2 c5 7. a3 Bxc3+ 8. bxc3 dxc4 9. Bxc4 Qc7 10. Bb3 b6 11. 0-0 Ba6 12. Re1 Nc6 13. Nf4 e5 14. Nd5 Nxd5 15. Bxd5 Rad8 16. Bxc6 Qxc6 17. Bb2 e4 18. Rc1 c4 19. f3 exf3 20. Qxf3 Qb5 21. Rc2 f5 22. Rf2 Qd7 23. Qe2 Rde8 24. Qf1 Qe6 25. h4 Bb7 26. Rf4 Be4 27. Bc1 Rf6 28. Qf2 Rg6 29. g3 Rf6 30. Qh2 g6 31. Ref1 Ref8 32. Kf2 h6 33. Ke1 Kg7 34. R4f2 Bd3 35. Rg1 h5 36. Rf4 R6f7 37. Qf2 a5 38. Qf3 Be4 39. Qe2 b5 40. Rf2 Rb7 41. Qd2 Rfb8 42. Bb2 Qd5 43. Rf4 b4 44. axb4 axb4 45. Kf2 b3 46. Ra1 Rd7 47. Kg1 Ra8 48. Rff1 Rda7 49. Rxa7+ Rxa7 50. Ra1 Ra2 51. Rxa2 bxa2 52. Ba1 Bb1 53. Qg2 Qd7 54. Qa8 Qc7 55. Kf2 Qe7 56. Qa6 Qf7 57. Qc6 Bd3 58. Qa6 Bb1 59. Qc6 Kh7 60. Qa6 Kh6 61. Qa8 Kh7 62. Qa6 Kg7 63. Qc6 Be4 64. Qa6 Bb7 65. Qxa2 Qd5 66. Qe2 Qg2+ 67. Ke1 Qg1+ 68. Qf1 Qxe3+ 69. Kd1 Bf3+ 70. Kc2 Be4+ 71. Kb2 Qxg3 72. Qxc4 Qxh4 73. Qe2 Qd8 74. c4 Qb6+ 75. Ka3 Qa5+ 76. Kb2 Qb4+ 0-1

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.17"]
[Round "4"]
[White "Noshin, Anjum"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1793"]
[BlackElo "2027"]
[PlyCount "62"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 b5 9. 0-0-0 Bb7 10. g4 Nc6 11. Nxc6 Bxc6 12. Kb1 Rc8 13. a3 Qc7 14. Bf4 e5 15. Be3 Nd7 16. Nd5 Bxd5 17. exd5 Nb6 18. Qf2 Rb8 19. f4 Nc4 20. Bc1 0-0 21. Bd3 exf4 22. Qxf4 Ne5 23. Be2 Rfc8 24. Qe4 a5 25. Rhg1 Qd7 26. Rg3 b4 27. Rh3 g6 28. Bd2 bxa3 29. Rxa3 Qb7 30. Rb3 Qa7 31. Ra3 Qb7 1/2-1/2

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.16"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Jayaweera, Sayuni Gihansa"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2027"]
[BlackElo "1788"]
[PlyCount "111"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 cxd4 9. cxd4 Qa5+ 10. Bd2 Qxa2 11. Be2 b6 12. 0-0 0-0 13. Qc1 Bb7 14. Bc4 Qa4 15. Bb5 Qa2 16. Re1 Rc8 17. Qd1 Rc2 18. Ra1 Qb2 19. Ba4 Rc8 20. Rb1 Qa2 21. Bb3 Qa6 22. Ng5 Rf8 23. Bxf7+ Kh8 24. Qb3 Nc6 25. Bc4 b5 26. Bxb5 Qb6 27. Nf7+ Rxf7 28. Qxf7 Rf8 29. Bxc6 Qxd4 30. Be3 Qd6 31. Qxf8+ Bxf8 32. Bxb7 a5 33. Red1 Qc7 34. Bb6 Qf4 35. Bxa5 h5 36. g3 Qe5 37. Rd5 Qe6 38. Rd8 Qf6 39. Rc1 Kh7 40. Bc3 Qf3 41. Be5 h4 42. gxh4 Bg7 43. Bg3 Kh6 44. Rd7 Kh5 45. Rxe7 Bh6 46. Rc5+ g5 47. hxg5 Bf8 48. Rh7+ Kg6 49. Rcc7 Kxg5 50. Rcf7 Qd1+ 51. Kg2 Bh6 52. Bc8 Kg6 53. Bf5+ Kg5 54. h4+ Kh5 55. Rxh6+ Kxh6 56. Rh7# 1-0

[Event "Wch U20 Girls 37th"]
[Site "New Delhi"]
[Date "2019.10.15"]
[Round "1"]
[White "Wagner, Dinara"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2335"]
[BlackElo "2027"]
[PlyCount "171"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Bg5 h6 10. Bd2 Nd7 11. Rc1 a6 12. b4 f5 13. exf5 Nxf5 14. Ne4 Nf6 15. Bd3 Nxe4 16. Bxe4 Qf6 17. Bc3 Ne7 18. Nd2 g5 19. Qc2 Bf5 20. a4 Qg6 21. Rfe1 Rf7 22. Bxf5 Nxf5 23. a5 Raf8 24. c5 Ne7 25. Qxg6 Nxg6 26. Ne4 Rd8 27. Rcd1 Nf4 28. g3 Nh3+ 29. Kg2 g4 30. cxd6 cxd6 31. Bd2 Kh7 32. b5 axb5 33. Rb1 Kg6 34. Rxb5 h5 35. Rb6 Bf8 36. Rc1 Kf5 37. Rc4 Rdd7 38. Be3 Be7 39. Rb2 Bg5 40. Bb6 Bh6 41. f3 Kg6 42. fxg4 hxg4 43. Rbc2 Bf8 44. Re2 Rf5 45. Nc3 Kh5 46. Ree4 Rg7 47. Nd1 Rff7 48. Re2 Rg6 49. Nc3 Ng5 50. Nb5 Rgf6 51. Nc7 Rh7 52. Be3 Rff7 53. Nb5 Nf3 54. Nc3 Bh6 55. Bb6 Ng5 56. Nd1 Nh3 57. Rec2 Bf8 58. Ne3 Rhg7 59. Re4 Rg6 60. Rec4 Rgg7 61. Rc8 Rg6 62. Re8 Rgf6 63. Nd1 Bh6 64. Bf2 Rf8 65. Re7 Nxf2 66. Nxf2 R8f7 67. Rxf7 Rxf7 68. Ne4 Bf8 69. Rb2 Kg6 70. Nf2 Kf5 71. Rb4 Rg7 72. Kf1 Rc7 73. Nxg4 e4 74. Ne3+ Ke5 75. Ke2 Be7 76. h4 Bd8 77. Rb5 Rf7 78. Nc4+ Kd4 79. Nxd6 Rc7 80. Nf5+ Kc4 81. Rxb7 Rxb7 82. Nd6+ Kxd5 83. Nxb7 Bc7 84. g4 Kc6 85. a6 Kb6 86. Nc5 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Suarez, Pedro Martin"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2051"]
[BlackElo "2077"]
[PlyCount "94"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 Be6 4. d3 Qd7 5. Bg2 Nc6 6. Nf3 Bh3 7. 0-0 Bxg2 8. Kxg2 g6 9. Rb1 Bg7 10. b4 f5 11. e4 Nf6 12. Nd5 0-0 13. b5 Ne7 14. Nxe7+ Qxe7 15. Bg5 h6 16. Bxf6 Qxf6 17. Nh4 f4 18. Qg4 Kh7 19. Nf3 h5 20. Qh4 Bh6 21. Qxf6 Rxf6 22. h4 fxg3 23. fxg3 Raf8 24. a4 Kg7 25. a5 Be3 26. Ra1 R8f7 27. a6 bxa6 28. Rxa6 Bb6 29. Ra2 Kf8 30. Nh2 Ke7 31. Rxf6 Rxf6 32. Nf3 Kd7 33. Ra1 Ke7 34. Rf1 Bc5 35. Nh2 Rxf1 36. Nxf1 Kf6 37. g4 g5 38. gxh5 gxh4 39. Kh3 Kg5 40. h6 Kxh6 41. Kxh4 Kg6 42. Kg4 Bf2 43. Nd2 Be3 44. Nb1 Bd4 45. Nd2 Be3 46. Nb3 Bb6 47. Nd2 Be3 1/2-1/2

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8"]
[White "Gomez Barrera, Gonzalo Andres"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2058"]
[BlackElo "2051"]
[PlyCount "83"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 c5 7. Nf3 Qa5 8. Bd3 Nc6 9. 0-0 Nd7 10. d5 Nd4 11. Bxd4 cxd4 12. Nb5 Qb6 13. Rb1 a6 14. Na3 e5 15. dxe6 fxe6 16. b4 Ne5 17. Nxe5 Bxe5 18. c5 dxc5 19. Nc4 Qc7 20. bxc5 Qxc5 21. Nb6 Rb8 22. Qb3 Qd6 23. Bc4 Re8 24. f4 Bxf4 25. Rxf4 Qxf4 26. Nxc8 Rbxc8 27. Bxe6+ Kh8 28. Bxc8 Rxc8 29. Qxb7 Qe3+ 30. Kh1 Re8 31. Rf1 d3 32. Rf7 Qh6 33. Qd7 Rf8 34. Rxf8+ Qxf8 35. Qxd3 Qc5 36. Qd8+ Kg7 37. Qd7+ Kf6 38. Qd8+ Ke5 39. Qg5+ Kd4 40. Qd2+ Kxe4 41. Qe2+ Qe3 42. Qxa6 1/2-1/2

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7"]
[White "Cosme Contreras, Trilce"]
[Black "Araoz Andrade, Ivan Alexander"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2051"]
[BlackElo "1843"]
[PlyCount "63"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. 0-0 Nc6 13. d5 Ne5 14. Nxe5 Bxe5 15. Bb4 Bf6 16. f4 Rd8 17. Bf3 a5 18. Bc5 e5 19. Qc1 Qa4 20. Qa3 Qe8 21. Bb6 Rd6 22. Qc5 Qe7 23. Bc7 Rd7 24. d6 Qe6 25. f5 Qa2 26. Rbe1 g5 27. Be2 a4 28. Bc4 Qd2 29. Rd1 Rxc7 30. Qxc7 Qe3+ 31. Kh1 b5 32. Qxf7+ 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Avalos Sanabria, Augusto Alfredo"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2051"]
[BlackElo "1474"]
[PlyCount "83"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. e3 Nbd7 6. Be2 e6 7. 0-0 Bd6 8. h3 h6 9. a3 0-0 10. b4 Bc7 11. Bb2 a5 12. c5 Ne4 13. Nxe4 dxe4 14. Ne5 Nxe5 15. dxe5 Qg5 16. Kh1 Bg6 17. Bc4 Bxe5 18. Bxe5 Qxe5 19. Rb1 axb4 20. axb4 Rfd8 21. Qc2 Ra3 22. Rb3 Rxb3 23. Bxb3 Ra8 24. Rd1 Ra1 25. Rxa1 Qxa1+ 26. Kh2 Qe5+ 27. Kg1 f5 28. Qd2 Kh7 29. Qd6 Qa1+ 30. Kh2 Qa3 31. Qxe6 h5 32. Qg8+ Kh6 33. h4 Bh7 34. Qe6+ Bg6 35. Qg8 Qxb4 36. Qh8+ Bh7 37. Bg8 Kg6 38. Bxh7+ Kf6 39. Qf8+ Ke6 40. Qxf5+ Ke7 41. Qxe4+ Kf8 42. Bg6 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6"]
[White "Orrego Palermo, Marcelo Andres"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1632"]
[BlackElo "2051"]
[PlyCount "110"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. g3 0-0 6. Bg2 f5 7. Ne2 c5 8. 0-0 cxd4 9. Nxd4 Nc6 10. c3 d5 11. Ne2 Be6 12. Nd2 Qc7 13. Nb3 Rfd8 14. Qc2 Rac8 15. Rfd1 b5 16. Nf4 Ne7 17. Nd4 Qb6 18. Qb3 a6 19. Nc2 Qc5 20. a4 g5 21. Nxe6 fxe6 22. axb5 axb5 23. Ra5 Rb8 24. Na3 Nc6 25. Rxb5 Rxb5 26. Qxb5 Qxb5 27. Nxb5 Rb8 28. Nc7 Nd8 29. Rb1 Bxc3 30. b3 Kf7 31. Bf1 Ke7 32. Na6 Rb6 33. b4 Nb7 34. Rc1 Bxb4 35. Nxb4 Rxb4 36. Rc7+ Kd6 37. Rxh7 Nc5 38. h4 gxh4 39. gxh4 Rb7 40. Rxb7 Nxb7 41. h5 Ke5 42. f4+ Kf6 43. Bb5 Nd6 44. Bd7 Ke7 45. Ba4 Ne4 46. Kg2 Nf6 47. Bd1 Kf7 48. Kg3 Ne4+ 49. Kg2 Kg7 50. Be2 Kh6 51. Kh3 Nd6 52. Kg3 Nc4 53. Kf2 Nd2 54. Kg3 Nc4 55. Kf2 Nd2 1/2-1/2

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4"]
[White "Melian, Juan Sebastian"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1786"]
[BlackElo "2051"]
[PlyCount "97"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. c3 d6 6. e4 c5 7. dxc5 dxc5 8. Bc4 Nc6 9. Qc2 Qc7 10. 0-0 Rb8 11. a4 a6 12. Rfe1 b5 13. axb5 axb5 14. Bf1 e5 15. Be3 Nd7 16. Nb3 Nd8 17. c4 b4 18. Bd3 h6 19. Nfd2 Ne6 20. f3 Kh7 21. Nf1 Nd4 22. Bxd4 exd4 23. Ra5 Bb7 24. g3 Ra8 25. Rxa8 Rxa8 26. Ra1 Rxa1 27. Nxa1 Ne5 28. Kf2 Bf8 29. Nb3 Qd7 30. Nc1 h5 31. Ne2 Bh6 32. f4 Ng4+ 33. Ke1 Ne3 34. Nxe3 dxe3 35. Ng1 h4 36. Qe2 hxg3 37. hxg3 Bg7 38. Nf3 Qa4 39. Qxe3 Qa1+ 40. Kf2 Qxb2+ 41. Be2 Bd4 42. Nxd4 cxd4 43. Qd3 b3 44. e5 Qc3 45. f5 Qc2 46. g4 Be4 47. Qh3+ Kg7 48. f6+ Kg8 49. Qh6 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Cantero, Rodolfo"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "2051"]
[BlackElo "2059"]
[PlyCount "114"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 5. e3 0-0 6. Nc3 cxd4 7. Nxd4 Nc6 8. Be2 d5 9. Nxc6 bxc6 10. 0-0 Bd6 11. Rc1 Rb8 12. Na4 Ne4 13. Be1 f5 14. f3 Nf6 15. c5 Bc7 16. b3 Qe8 17. Nb2 Qh5 18. f4 Qh6 19. Bc3 e5 20. Nd3 Nd7 21. Bb2 Ba6 22. g3 e4 23. Nf2 Bxe2 24. Qxe2 Rb5 25. Bd4 a5 26. Kh1 a4 27. bxa4 Ra5 28. Rg1 Rxa4 29. Rc2 g6 30. Ba1 Bd8 31. g4 Qh4 32. Rg3 fxg4 33. Nxg4 Bf6 34. Nxf6+ Nxf6 35. Qg2 Qh5 36. Rc1 Nd7 37. Qb2 Nf6 38. Rf1 Qf5 39. Qg2 Nd7 40. Rg5 Qf7 41. f5 d4 42. Bxd4 Rxa2 43. Qg3 Qc4 44. Rb1 Rf7 45. Qg1 Qe2 46. Rf1 Kf8 47. Rf4 Rd2 48. Rf1 Ke7 49. f6+ Nxf6 50. Re5+ Kf8 51. Rg5 Nh5 52. Rxf7+ Kxf7 53. Rg2 Qf3 54. Bc3 Re2 55. Bd4 Ke6 56. h4 Ng3+ 57. Kh2 Nf1+ 0-1

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3"]
[White "Mayeregger, Arnold"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1913"]
[BlackElo "2051"]
[PlyCount "59"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nfd7 7. Qd2 c5 8. d5 Qa5 9. h4 h5 10. Nge2 Ne5 11. Nc1 a6 12. Be2 Bd7 13. Rg1 b5 14. g4 hxg4 15. fxg4 bxc4 16. h5 Rc8 17. Bh6 Bh8 18. Rh1 Qd8 19. Qf4 Qe8 20. Qh2 f6 21. hxg6 Nxg6 22. Be3 Qf7 23. Bxc4 Qg7 24. Be2 Kf7 25. Nd3 Rg8 26. Qh5 a5 27. Nf4 Na6 28. Ne6 Bxe6 29. dxe6+ Ke8 30. Qd5 1-0

[Event "South America-ch U20"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1"]
[White "Donoso Diaz, Sebastian"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2251"]
[BlackElo "2051"]
[PlyCount "163"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 Nfd7 7. g4 a6 8. h4 c5 9. d5 b5 10. Be2 bxc4 11. f4 Qb6 12. Rb1 Bd4 13. Bd2 e6 14. g5 Re8 15. dxe6 fxe6 16. h5 Nf8 17. Bxc4 Ra7 18. Nge2 Nc6 19. Nxd4 Nxd4 20. Be3 Rf7 21. 0-0 Bb7 22. b4 Qa7 23. b5 axb5 24. Nxb5 Nxb5 25. Bxb5 Rd8 26. Qc2 Qa8 27. Bd3 Ba6 28. Bxa6 Qxa6 29. h6 Ra7 30. Rb2 Qa4 31. Rd1 Qxc2 32. Rxc2 Rdd7 33. Rcd2 Ra6 34. Bxc5 dxc5 35. Rxd7 Nxd7 36. Rxd7 Rxa2 37. Rg7+ Kh8 38. Re7 Ra8 39. Rc7 Kg8 40. Rxc5 Rf8 41. Kf2 Rxf4+ 42. Ke3 Rf8 43. Kd4 Re8 44. Ke5 Kf7 45. Rc7+ Re7 46. Kd6 Rxc7 47. Kxc7 e5 48. Kd7 Kf8 49. Ke6 Ke8 50. Kf6 Kf8 51. Ke6 Ke8 52. Kd6 Kd8 53. Kc5 Kc7 54. Kb5 Kb7 55. Kc5 Kc7 56. Kd5 Kd7 57. Kxe5 Ke7 58. Kd5 Kd7 59. Kc5 Kc7 60. Kb5 Kd6 61. Kc4 Ke5 62. Kd3 Ke6 63. Ke2 Kd6 64. Kf3 Kc5 65. Kg4 Kd6 66. Kf3 Ke6 67. Ke2 Kd6 68. Kd3 Ke5 69. Ke3 Ke6 70. Kd4 Kd6 71. e5+ Ke6 72. Ke4 Ke7 73. Kd5 Kd7 74. Kc5 Ke6 75. Kd4 Ke7 76. Kd5 Kd7 77. e6+ Ke8 78. Kd4 Ke7 79. Ke5 Ke8 80. Kd6 Kd8 81. e7+ Ke8 82. Ke6 1/2-1/2

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.13"]
[Round "7"]
[White "Abril Munoz, Natalie"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B87"]
[WhiteElo "1528"]
[BlackElo "2075"]
[PlyCount "82"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. f4 b4 10. Na4 e5 11. Nf5 Bxf5 12. exf5 Nbd7 13. fxe5 dxe5 14. Be3 0-0 15. Kh1 Qc7 16. Qe2 a5 17. Rad1 Nc5 18. Nxc5 Bxc5 19. Bg5 Be7 20. Rf3 Rad8 21. Rfd3 Rxd3 22. Rxd3 Rd8 23. Bh4 e4 24. Rd2 Qf4 25. Rxd8+ Bxd8 26. Qd1 Be7 27. Bxf6 Bxf6 28. Bxf7+ Kxf7 29. Qd7+ Kf8 30. Qc8+ Ke7 31. Qc5+ Qd6 32. Qa7+ Kf8 33. Qa8+ Bd8 34. g3 Ke7 35. Kg2 Kf6 36. g4 Ke5 37. Kg3 Kd4+ 38. Kf2 Bb6 39. Ke2 Ke5 40. c3 bxc3 41. bxc3 Kf4 0-1

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.13"]
[Round "8"]
[White "Cosme Contreras, Trilce"]
[Black "Alvarez Dominguez, Hellen Melissa"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "2075"]
[BlackElo "1280"]
[PlyCount "74"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. cxd5 Nxd5 7. Bc4 Nxc3 8. bxc3 c5 9. 0-0 Qc7 10. Qe2 Bg4 11. Bd3 cxd4 12. cxd4 e5 13. Bb2 exd4 14. exd4 Nc6 15. Qe4 Bxf3 16. Qxf3 Nxd4 17. Bxd4 Bxd4 18. Rac1 Qd7 19. Be4 Rab8 20. Qf4 Rbc8 21. Rcd1 Rfd8 22. Kh1 b6 23. h4 Qe7 24. Rfe1 Be5 25. Rxd8+ Rxd8 26. Qg4 h5 27. Qh3 Qb4 28. Qe3 Bf4 29. Qe2 Re8 30. f3 Bg3 31. Rc1 Qe7 32. Qc4 Qxh4+ 33. Kg1 Qh2+ 34. Kf1 Qh1+ 35. Ke2 Qxg2+ 36. Kd3 Rd8+ 37. Kc3 Be5+ 0-1

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.12"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Jaramillo Rivadeneira, Kerly Samantha"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2075"]
[BlackElo "1738"]
[PlyCount "67"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. g3 g6 8. Bg2 Bg7 9. Nf3 Nbd7 10. Rb1 0-0 11. 0-0 Qa5 12. Bd2 Rfb8 13. Qc2 Ne8 14. b3 Bc8 15. a4 Qa6 16. Rfe1 Nb6 17. e4 Bd7 18. Bf1 Qc8 19. Nb5 Nc7 20. Nxc7 Qxc7 21. a5 Nc8 22. b4 Bb5 23. e5 c4 24. Nd4 Bxe5 25. Nxb5 Rxb5 26. Qxc4 Rb7 27. b5 Qxc4 28. Bxc4 Bd4 29. b6 Nxb6 30. axb6 Bxb6 31. Be3 Rc7 32. Bxb6 Rxc4 33. Rxe7 Rb8 34. Rd7 1-0

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.11"]
[Round "5"]
[White "Bohorquez Canizares, Maria Isabel"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1461"]
[BlackElo "2075"]
[PlyCount "90"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. 0-0 e6 7. Nc3 Nge7 8. Ne2 0-0 9. c3 d5 10. exd5 Nxd5 11. d4 Qb6 12. dxc5 Qxc5 13. Nf4 Nce7 14. Qe2 Bd7 15. Nxd5 Nxd5 16. Rd1 Ba4 17. Re1 Bb5 18. Be3 Nxe3 19. Qxe3 Qc7 20. Rad1 Bc6 21. Rd2 e5 22. Red1 h6 23. Ne1 e4 24. Nc2 f5 25. Qc5 Qe5 26. Qxe5 Bxe5 27. Nd4 Bxd4 28. Rxd4 Kf7 29. Bf1 Ke7 30. Bc4 Rad8 31. Bd5 Bxd5 32. Rxd5 Rxd5 33. Rxd5 Ke6 34. Rd4 g5 35. Kf1 Rf7 36. Ke2 Ke5 37. Ra4 b6 38. Rc4 f4 39. Rc6 f3+ 40. Ke1 Rh7 41. Rg6 Kf5 42. Rd6 Kg4 43. h4 e3 44. Rd4+ Kh3 45. h5 Kg2 0-1

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.11"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Sarmiento Robles, Paula Andrea"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2075"]
[BlackElo "1852"]
[PlyCount "43"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. b3 0-0 6. Bb2 c5 7. d4 cxd4 8. exd4 b6 9. Bd3 Bb7 10. 0-0 Nc6 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Bc4 Qh5 14. a3 Rfd8 15. Ne5 Qxd1 16. Raxd1 Bf6 17. f4 Ne7 18. g4 h6 19. f5 Bd5 20. fxe6 fxe6 21. Rde1 Rac8 22. Bxd5 1/2-1/2

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.10"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Avila Castillo, Luciana Brunela"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2075"]
[BlackElo "1384"]
[PlyCount "87"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. e3 Nf6 6. Nge2 a6 7. 0-0 Bf5 8. d4 exd4 9. Nxd4 Bxd4 10. exd4 0-0 11. a3 Qc8 12. Bg5 Nd7 13. Nd5 h6 14. Be3 Re8 15. b4 Be4 16. Qg4 Bg6 17. Bh3 Ncb8 18. Qh4 Qd8 19. Qxd8 Rxd8 20. Nxc7 Ra7 21. Nd5 Be4 22. Ne7+ Kf8 23. Nf5 Nf6 24. d5 Ra8 25. Bb6 Bxf5 26. Bxf5 Re8 27. Bc7 g6 28. Bxd6+ Kg7 29. Bh3 Ne4 30. Bf4 g5 31. Be3 Rd8 32. Rfe1 Nd7 33. Bd4+ Nef6 34. Re7 Nf8 35. Rae1 Rab8 36. Be6 Nxe6 37. R1xe6 Kf8 38. Re1 Nh5 39. Rc7 Re8 40. Bc5+ Kg8 41. Rxe8+ Rxe8 42. Be7 Rb8 43. d6 Ng7 44. d7 1-0

[Event "Guayaquil zt 2.4 (Women)"]
[Site "Guayaquil"]
[Date "2019.04.10"]
[Round "3"]
[White "Penafiel Mendoza, Josselyne Stefania"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "E64"]
[WhiteElo "1778"]
[BlackElo "2075"]
[PlyCount "152"]
[EventDate "2019.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 Na6 7. Nc3 c5 8. d5 Bf5 9. Nd2 Nc7 10. e4 Bd7 11. a4 Rb8 12. h3 b6 13. Kh2 a6 14. f4 b5 15. Qe2 e6 16. e5 Nfe8 17. Nf3 bxc4 18. Qxc4 exd5 19. Nxd5 Be6 20. Ng5 Bxd5 21. Bxd5 Nxd5 22. Qxd5 dxe5 23. Qc4 Qd4 24. Qxa6 exf4 25. gxf4 Nc7 26. Qe2 Rfe8 27. Qf3 h6 28. Nxf7 Kxf7 29. f5 Be5+ 30. Kh1 Qd5 31. Rb1 g5 32. b3 Bd4 33. Bd2 Re2 34. Ba5 Re3 35. Qxd5+ Nxd5 36. h4 Nf4 37. Rf2 Rh3+ 38. Rh2 Rhxb3 39. Rd1 Rb1 40. Rhd2 Rxd1+ 41. Rxd1 Rb3 42. Rd2 Rh3+ 43. Rh2 Rg3 44. Rd2 Nh3 45. Bc7 Nf2+ 46. Kh2 gxh4 47. Bxg3 hxg3+ 48. Kg2 Ne4 49. Rc2 h5 50. a5 Nd6 51. a6 Nb5 52. Kxg3 Kf6 53. Kf4 h4 54. Kg4 h3 55. Rh2 c4 56. Rxh3 c3 57. Rh6+ Ke5 58. Rc6 Kd5 59. Rc8 Bf6 60. Kh5 Na7 61. Rc7 Kd6 62. Rc4 Nc6 63. Ra4 Be5 64. Kg6 Kc5 65. Ra2 Kb4 66. f6 Kb3 67. Ra1 Kb2 68. Rf1 Bd4 69. f7 Ne5+ 70. Kh7 Nxf7 71. Rxf7 c2 72. Rf1 Be3 73. Rh1 Kc3 74. Kg6 Kb2 75. Kf5 c1Q 76. Rxc1 Kxc1 1/2-1/2

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.24"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Miranda Rodriguez, Tania"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1829"]
[BlackElo "2246"]
[PlyCount "73"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 c6 6. e4 a6 7. Nge2 Bg4 8. h3 Be6 9. 0-0 Ne7 10. f4 Nd7 11. Rb1 f5 12. Be3 0-0 13. Qd2 Kh8 14. b3 b5 15. d4 bxc4 16. bxc4 exf4 17. Bxf4 Nb6 18. d5 Nxc4 19. Qd3 Ne5 20. Bxe5 dxe5 21. Qd1 Bd7 22. exf5 gxf5 23. dxc6 Bxc6 24. Qxd8 Raxd8 25. Bxc6 Nxc6 26. Rb6 Nb8 27. Rfb1 e4 28. Kf1 Be5 29. Re6 Rfe8 30. Rbb6 Kg8 31. Rxe8+ Rxe8 32. Nd5 Kh8 33. Nb4 Rg8 34. Kf2 Rg6 35. Rb7 a5 36. Nd5 Nc6 37. Rf7 1-0

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.23"]
[Round "8"]
[White "Caballero Quijano, Mitzy Mishell"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "1992"]
[BlackElo "1829"]
[PlyCount "74"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. h3 Rb8 9. e4 Nd7 10. Bg5 h6 11. Be3 Kh7 12. Rc1 Na5 13. b3 b5 14. cxb5 axb5 15. d5 b4 16. Na4 Ba6 17. Re1 Bb5 18. Nd4 Bxa4 19. bxa4 Nc5 20. Nb5 b3 21. Bxc5 b2 22. Rc2 dxc5 23. Rxc5 Rb6 24. Qc2 c6 25. dxc6 Rxc6 26. Rxc6 Nxc6 27. Qxc6 Qd2 28. Rf1 Qd3 29. a5 b1Q 30. Rxb1 Qxb1+ 31. Bf1 Rd8 32. a6 Rd1 33. Qc4 Rc1 34. Qxc1 Qxc1 35. a7 Qc6 36. Nc7 Bd4 37. a8Q Qf6 0-1

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.22"]
[Round "7"]
[White "Arribas Robaina, Maritza"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2257"]
[BlackElo "1829"]
[PlyCount "85"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c4 e5 7. Nc3 g6 8. Rb1 Bg7 9. a3 Nge7 10. b4 b6 11. d3 0-0 12. Qa4 Rad8 13. Nd5 Nxd5 14. cxd5 Nd4 15. Qxd7 Nxf3+ 16. gxf3 Rxd7 17. bxc5 bxc5 18. Be3 f5 19. Rb5 f4 20. Bd2 Bf6 21. Rfb1 Kg7 22. Kf1 Rff7 23. a4 Bd8 24. Rb8 Kf6 25. Ra8 Rf8 26. Rbb8 Kf7 27. a5 Ke7 28. Ke2 Rf7 29. Kd1 Rg7 30. Kc2 Rf7 31. Kb3 g5 32. Kc4 Ke8 33. a6 Ke7 34. Rxd8 Rxd8 35. Rxa7+ Rd7 36. Rxd7+ Kxd7 37. a7 Rf8 38. Kb5 Kc7 39. Ka6 Ra8 40. Ba5+ Kc8 41. Kb6 h6 42. Ka6 h5 43. h3 1-0

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.20"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Marrero Lopez, Yaniet"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1829"]
[BlackElo "2253"]
[PlyCount "60"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Ne7 6. e3 0-0 7. Nge2 Nd7 8. 0-0 f5 9. Rb1 Nf6 10. b4 c6 11. b5 c5 12. d4 e4 13. Kh1 Be6 14. d5 Bf7 15. f3 exf3 16. Bxf3 Nd7 17. Bg2 Ne5 18. Qb3 g5 19. e4 h6 20. Be3 Bg6 21. Bg1 Rf7 22. a4 Qd7 23. exf5 Bxf5 24. Ne4 Raf8 25. Qc2 Kh8 26. Rbe1 Ng8 27. Nc1 Nf6 28. Nxf6 Bxc2 29. Nxd7 Rxf1 30. Bxf1 Rxf1 0-1

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.20"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Roca Rojas, Ana Flavia"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "1829"]
[BlackElo "2132"]
[PlyCount "82"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Bg5 d5 6. e3 a6 7. Bh4 Be7 8. Nf3 b6 9. cxd5 exd5 10. Be2 Bb7 11. 0-0 Nbd7 12. Rfd1 Ne4 13. Bg3 Nxg3 14. hxg3 Re8 15. a3 c6 16. Rac1 Bd6 17. Bd3 Nf6 18. Na4 Qe7 19. Nh4 Qc7 20. Nf5 Bf8 21. b4 Qd7 22. Nh4 g6 23. Nf3 Bd6 24. Qe2 Rab8 25. Rc2 Qe7 26. Nh2 Kg7 27. Nc3 b5 28. Na2 Ra8 29. Nf1 a5 30. Rb1 axb4 31. Nxb4 Rec8 32. Rc3 Ra4 33. Qb2 Nd7 34. Rcc1 Nb6 35. Nd2 Bxb4 36. axb4 Rca8 37. Qc3 Nc4 38. Bxc4 bxc4 39. b5 Ra3 40. Qb4 Qxb4 41. Rxb4 Ra1 1/2-1/2

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.19"]
[Round "4"]
[White "Chirivi Castiblanco, Jenny Astrid"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "2118"]
[BlackElo "1829"]
[PlyCount "121"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 d6 6. Bg2 Nc6 7. 0-0 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5 11. dxe5 dxe5 12. Bg5 Nd4 13. Bg2 h6 14. Be3 Nd7 15. f4 Kh7 16. Rc1 c6 17. Ne2 c5 18. Nc3 Nb6 19. b3 f6 20. Nd5 Nxd5 21. cxd5 Qa5 22. Rf2 Rac8 23. Kh2 b5 24. fxe5 fxe5 25. Rxf8 Rxf8 26. Rxc5 Qxa2 27. Rc7 Qxb3 28. Qc1 Rg8 29. Bxh6 Ne2 30. Qg5 Qd1 31. Qe3 b4 32. Rb7 b3 33. Bxg7 Rxg7 34. Rxb3 Qc2 35. Qd3 Qxd3 36. Rxd3 a5 37. Bf1 Nd4 38. Ra3 Ra7 39. Kg2 Kg7 40. h4 Kf6 41. Kf2 Ke7 42. Bd3 Kd6 43. g4 a4 44. h5 gxh5 45. gxh5 Rh7 46. Rxa4 Rxh5 47. Ra6+ Kd7 48. Bf1 Rh4 49. Bg2 Rf4+ 50. Kg3 Rf8 51. Bh3+ Kc7 52. Bg4 Rh8 53. Rg6 Rf8 54. d6+ Kb7 55. d7 Nc6 56. Be6 Kc7 57. Rg7 Rd8 58. Kh4 Nb8 59. Kg5 Nxd7 60. Bxd7 Rxd7 61. Rxd7+ 0-1

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.18"]
[Round "2"]
[White "Cordero, Daniela"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2085"]
[BlackElo "1829"]
[PlyCount "91"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. d5 Na5 8. Nfd2 c5 9. a3 b6 10. b4 Nb7 11. Bb2 a6 12. Nc3 Bd7 13. h3 b5 14. Re1 Rc8 15. cxb5 axb5 16. Rc1 Qb6 17. Qb3 Nh5 18. e3 f5 19. Ne2 Nf6 20. Nf4 Kh8 21. e4 g5 22. Ne6 Bxe6 23. dxe6 c4 24. Qc2 fxe4 25. Nxe4 Nxe4 26. Bxg7+ Kxg7 27. Bxe4 h6 28. Qc3+ Rf6 29. Re2 Rcf8 30. Bd5 Nd8 31. Rcc2 Nc6 32. Bxc6 Qxc6 33. Re3 Kh7 34. Qd4 Qb7 35. a4 bxa4 36. Qxc4 Qb6 37. Qe4+ Kg7 38. Ra2 d5 39. Qe5 d4 40. Rf3 Qxb4 41. Raa3 Rc8 42. Rxf6 exf6 43. Qd5 Rc7 44. Qd8 Ra7 45. Rf3 Re7 46. Qd5 0-1

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.18"]
[Round "3"]
[White "Cosme Contreras, Trilce"]
[Black "Rodriguez Rueda, Paula Andrea"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1829"]
[BlackElo "2275"]
[PlyCount "88"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. Bg5 h6 6. Bh4 dxc4 7. e3 b5 8. Be2 a6 9. h3 Be7 10. 0-0 0-0 11. Ne5 Bb7 12. Bf3 Nd5 13. Bg3 Nd7 14. Nxd7 Qxd7 15. Ne4 Rad8 16. Nc5 Qc8 17. Qe2 Rfe8 18. a3 Bxc5 19. dxc5 e5 20. e4 Nf4 21. Bxf4 exf4 22. Rad1 Qc7 23. Rxd8 Qxd8 24. Rd1 Qe7 25. Rd6 Qe5 26. Qd2 a5 27. Rd7 Bc8 28. Rd8 a4 29. Qd6 Qxd6 30. Rxd6 Bb7 31. Rd7 Bc8 32. Rc7 b4 33. axb4 a3 34. bxa3 Rd8 35. e5 Bf5 36. Bxc6 c3 37. Ba4 Ra8 38. Bd1 Rxa3 39. Kh2 Ra1 40. Bb3 Rb1 41. Bxf7+ Kh7 42. e6 c2 43. e7 c1Q 44. Bg8+ Kh8 0-1

[Event "American Continental (Women) 11th"]
[Site "Envigado"]
[Date "2018.11.17"]
[Round "1"]
[White "Cosme Contreras, Trilce"]
[Black "Aliaga Fernandez, Ingrid Yadira"]
[Result "1/2-1/2"]
[ECO "D58"]
[WhiteElo "1829"]
[BlackElo "2194"]
[PlyCount "90"]
[EventDate "2018.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bh4 Ne4 8. Bg3 b6 9. Be2 Bb7 10. cxd5 exd5 11. 0-0 Nxg3 12. hxg3 Nd7 13. Rc1 a6 14. Qb3 Nf6 15. Ne5 Qd6 16. Bf3 Rab8 17. Na4 Ba8 18. Qc3 Rbc8 19. Nc6 Bd8 20. b3 Bb7 21. Nb2 Ne4 22. Qc2 Nf6 23. Nd3 Re8 24. Nde5 Be7 25. Qf5 Bf8 26. Rc2 Ra8 27. Rfc1 Bc8 28. Qd3 Be6 29. g4 Rec8 30. Qd1 Nh7 31. Nd3 Ng5 32. Nf4 Nh7 33. g3 Nf6 34. Nd3 Qd7 35. Nde5 Qe8 36. Bg2 Ba3 37. Rb1 Bd6 38. b4 Nh7 39. Rbc1 f6 40. Nd3 Bf7 41. Nf4 Bxf4 42. gxf4 Qd7 43. Qf3 Re8 44. a4 Qd6 45. Rc3 Kh8 1/2-1/2

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.30"]
[Round "11.17"]
[White "Hng, Mei En Emmanuelle"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "E66"]
[WhiteElo "2020"]
[BlackElo "1829"]
[PlyCount "69"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. d4 Nc6 7. Nc3 a6 8. Re1 Rb8 9. d5 Na5 10. Qd3 c5 11. dxc6 Nxc6 12. a3 b5 13. cxb5 axb5 14. Nd4 Nxd4 15. Qxd4 Be6 16. Qb4 Ng4 17. h3 Ne5 18. Bf4 Qd7 19. Bxe5 Bxe5 20. Rac1 Rfc8 21. Nd5 Bxd5 22. Bxd5 Qxh3 23. Rxc8+ Qxc8 24. Qd2 Qf5 25. Kg2 Bxb2 26. Bxf7+ Qxf7 27. Qxb2 e5 28. Rd1 Rb6 29. Kg1 Qc4 30. Rc1 Qd5 31. Rc8+ Kg7 32. Rc7+ Kg8 33. Rc8+ Kg7 34. Rc7+ Kg8 35. Rc8+ 1/2-1/2

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.29"]
[Round "10.11"]
[White "Cosme Contreras, Trilce"]
[Black "Radeva, Viktoria"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1829"]
[BlackElo "2163"]
[PlyCount "104"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 c6 5. b3 Bd6 6. Bb2 Nbd7 7. d4 0-0 8. Bd3 Qe7 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. g3 dxc4 13. Bxc4 Bh3 14. Re1 Rad8 15. Bf1 Bxf1 16. Rxf1 Ba3 17. Qc2 Bxb2 18. Qxb2 Ne4 19. Na4 Qh5 20. Qc2 Ng5 21. Rad1 Qf3 22. h4 Ne4 23. Rxd8 Rxd8 24. Nc3 Nxc3 25. Qxc3 h6 26. Qa5 Rd7 27. Qxa7 g5 28. Qb8+ Kh7 29. hxg5 hxg5 30. Qc8 Rd6 31. Qh3+ Kg7 32. Qg2 Qxg2+ 33. Kxg2 Rd2 34. a3 Ra2 35. Rb1 Rxa3 36. Rb2 g4 37. e4 c5 38. Rc2 b6 39. Rc3 Ra2 40. Re3 Kf6 41. e5+ Kf5 42. Kf1 Rb2 43. Kg2 Ke6 44. Kf1 b5 45. Ke1 Kd5 46. Kf1 c4 47. bxc4+ bxc4 48. f4 Kd4 49. Re1 c3 50. f5 c2 51. e6 fxe6 52. fxe6 Rb1 0-1

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.28"]
[Round "9.15"]
[White "Represa Perez, Mireya"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2151"]
[BlackElo "1829"]
[PlyCount "96"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 bxc6 7. c4 c5 8. Qd3 g6 9. 0-0 Bg7 10. Rd1 Qc7 11. Nc3 Nf6 12. Bf4 Qb7 13. Rd2 0-0 14. h3 Bc6 15. Re1 h6 16. Nd5 Bxd5 17. exd5 Rad8 18. Qe3 Kh7 19. Qxe7 Rd7 20. Qe2 Re8 21. Qd1 Rxe1+ 22. Qxe1 Nh5 23. Bh2 Bxb2 24. g4 Ng7 25. Qb1 Be5 26. Qd3 Bxh2+ 27. Kxh2 Rd8 28. Re2 Qd7 29. Nd2 f5 30. g5 Re8 31. gxh6 Kxh6 32. Nf3 Rxe2 33. Qxe2 f4 34. Nh4 g5 35. Ng2 Qe8 36. Qg4 Qe5 37. Qf3 Nf5 38. Kg1 Nd4 39. Qg4 Qe4 40. Kf1 Qd3+ 41. Kg1 Nf3+ 42. Qxf3 Qxf3 43. h4 g4 44. Ne1 Qh3 45. Ng2 f3 46. Ne3 Kg6 47. a4 a5 48. h5+ Kxh5 0-1

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.27"]
[Round "8"]
[White "Cosme Contreras, Trilce"]
[Black "Bauyrzhan, Arnash"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1829"]
[BlackElo "2011"]
[PlyCount "143"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 Bc5 6. e3 d6 7. Ne2 0-0 8. 0-0 Bg4 9. h3 Bxe2 10. Qxe2 Nxd5 11. cxd5 Ne7 12. Qc4 Qd7 13. b4 b5 14. Qb3 Bb6 15. Bb2 Rfb8 16. Kh2 a5 17. a3 axb4 18. axb4 Ra4 19. f4 exf4 20. gxf4 Nf5 21. Rg1 Rxa1 22. Bxa1 Re8 23. Qb1 Nh4 24. Bh1 Ng6 25. Be4 Qe7 26. Qb2 Qf8 27. Bf5 Ra8 28. h4 Rxa1 29. Qxa1 Nxh4 30. Be4 f5 31. Bh1 Ng6 32. Rg5 Ne7 33. Qf1 Qe8 34. Bf3 g6 35. Qd3 Kg7 36. Rg1 Nc8 37. Qxf5 Ne7 38. Qe6 Qf7 39. Qe4 Nf5 40. Bg4 Nh4 41. Be6 Qf6 42. Kh3 Kf8 43. f5 g5 44. Rxg5 Qxg5 45. Qxh4 Qxh4+ 46. Kxh4 Kg7 47. Kg5 h6+ 48. Kh5 Ba7 49. Bd7 Bb6 50. Bxb5 Ba7 51. d4 Bb6 52. Bd3 Ba7 53. Kg4 Kf6 54. Kf4 Bb6 55. Be2 Ba7 56. Bg4 Bb6 57. Ke4 Ba7 58. Kd3 Bb6 59. Kc4 Ba7 60. Kb5 Bb6 61. Kc6 h5 62. Bh3 Ke7 63. e4 Kf6 64. Kd7 h4 65. Kc6 Bxd4 66. Kxc7 Ke5 67. b5 Kxe4 68. b6 Ke5 69. b7 Ba7 70. b8Q Bxb8+ 71. Kxb8 Kxd5 72. f6 1-0

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.26"]
[Round "7"]
[White "Golsta, Madara"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1938"]
[BlackElo "1829"]
[PlyCount "58"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qf3 Qc7 7. a4 Nc6 8. Be3 e6 9. h3 b6 10. 0-0-0 Bb7 11. Bd3 Rc8 12. Qe2 Nb4 13. f4 Be7 14. g4 Nd7 15. Nb3 Nc5 16. Nxc5 bxc5 17. Bc4 Bf6 18. Bd2 0-0 19. g5 Bd4 20. Qf3 Qb6 21. Rde1 d5 22. exd5 exd5 23. Bd3 Nxd3+ 24. Qxd3 c4 25. Qe2 Bc6 26. f5 Rb8 27. Qf3 Qxb2+ 28. Kd1 Qa1+ 29. Ke2 Rfe8+ 0-1

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.24"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Prakapuk, Vera"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1829"]
[BlackElo "1949"]
[PlyCount "86"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 b6 8. cxd5 exd5 9. Bd3 Bb7 10. 0-0 h6 11. Bf4 Nh5 12. Bg3 Nxg3 13. hxg3 c5 14. g4 g6 15. Bb1 Kg7 16. dxc5 Nxc5 17. b4 Ne4 18. a3 Bf6 19. Nd4 Rc8 20. Nce2 Qe7 21. Qd3 Kg8 22. f3 Nd6 23. Kf2 Bg7 24. Ba2 Qh4+ 25. Ng3 Qf6 26. Kg1 Rfe8 27. Nde2 Nc4 28. e4 Ne5 29. Qd2 Rxc1 30. Rxc1 dxe4 31. fxe4 Qh4 32. Qf4 Re7 33. g5 hxg5 34. Qxh4 gxh4 35. Nf1 Bxe4 36. Nf4 Nd3 37. Rc8+ Kh7 38. Nd5 Bxd5 39. Bxd5 Bd4+ 40. Kh2 Nf4 41. Bf3 Re1 42. Rc4 Ne6 43. Nd2 Be5+ 0-1

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.23"]
[Round "5"]
[White "Belluire, Beatrice"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "1931"]
[BlackElo "1829"]
[PlyCount "88"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bxf6 Nxf6 11. g4 b5 12. g5 Nd7 13. f5 Bxg5+ 14. Kb1 Ne5 15. Qh5 Qd8 16. h4 Bf6 17. Nxe6 Bxe6 18. fxe6 0-0 19. exf7+ Kh8 20. Bh3 Rxf7 21. Nd5 Rf8 22. Nf4 Qe8 23. Qe2 Nc4 24. h5 Qe5 25. Nd3 Qd4 26. c3 Qe3 27. Qg2 Qh6 28. Qf2 Bxc3 29. Bf5 Bd2 30. Rxd2 Nxd2+ 31. Ka1 Nxe4 32. Qf3 Ng3 33. Nf4 Nxf5 34. Ng6+ hxg6 35. hxg6 Nh4 36. Qg4 Rf4 37. Qg3 Raf8 38. a3 Qg5 39. Qe1 Qf6 40. Qe2 Qxg6 41. Qe1 Qf6 42. Qg3 Rf1+ 43. Rxf1 Qxf1+ 44. Ka2 Qc4+ 0-1

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.22"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Sevilla, Julia"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1829"]
[BlackElo "1947"]
[PlyCount "99"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 exd5 8. Bd3 Bb4 9. Qc2 0-0 10. 0-0 Re8 11. Bf4 h6 12. a3 Bxc3 13. bxc3 c5 14. c4 cxd4 15. Nxd4 Nc5 16. Nb3 Nxb3 17. Qxb3 Be6 18. Qb5 Qxb5 19. cxb5 Rac8 20. Rac1 Nd7 21. Bd6 Nb6 22. Bc5 Nc4 23. Bxa7 Nxa3 24. Bd4 Bd7 25. b6 Bb5 26. Bxb5 Nxb5 27. f3 Rc4 28. Kf2 Rec8 29. Rxc4 dxc4 30. Ke2 f6 31. Rb1 Nd6 32. Kd2 Kf7 33. Kc3 Ke6 34. e4 g6 35. Kb4 Rc6 36. Rc1 h5 37. Bc5 Nf7 38. Rxc4 Ne5 39. Rc3 Nd7 40. Be3 Rxc3 41. Kxc3 Kd6 42. Kb4 Kc6 43. Bd4 f5 44. exf5 gxf5 45. g3 Nxb6 46. Bxb6 Kxb6 47. h3 Kc6 48. g4 fxg4 49. fxg4 hxg4 50. hxg4 1/2-1/2

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.21"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Li, Yilin"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1829"]
[BlackElo "1993"]
[PlyCount "71"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Na6 9. Ba5 b6 10. Qd6 bxa5 11. Rd1 f6 12. f3 Qe3 13. Qxc6+ Kf7 14. Qxa8 Ne7 15. Qe4 Nf5 16. g4 Nc5 17. Qxe3 Nxe3 18. Rd2 Bb7 19. h3 Ng2+ 20. Kf2 Nf4 21. h4 Ke7 22. Nh3 Nxh3+ 23. Rxh3 e5 24. Rh1 h5 25. g5 fxg5 26. hxg5 Ke6 27. Ke3 Kf5 28. Rd6 h4 29. Bf1 Rh7 30. Bh3+ Kxg5 31. Rg1+ Kh5 32. Bg4+ Kg5 33. Bd7+ Kh5 34. Be8+ g6 35. Bxg6+ Kh6 36. Be8+ 1-0

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.21"]
[Round "3"]
[White "Limanovska, Elizabete"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2072"]
[BlackElo "1829"]
[PlyCount "87"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. a3 Be7 9. Qe2 Bb7 10. g4 h6 11. 0-0-0 Nc6 12. h4 Qa5 13. Nb3 Qc7 14. Bh3 Ne5 15. g5 Nh5 16. Qf2 Nc4 17. g6 Bf6 18. gxf7+ Qxf7 19. Nd4 Bxd4 20. Bxd4 Rf8 21. Bg4 Nf4 22. h5 e5 23. Be3 Bc8 24. b3 Bxg4 25. fxg4 Nxe3 26. Qxe3 Qc7 27. Kb2 Rc8 28. Rh2 Rf6 29. Rhd2 Rd8 30. g5 hxg5 31. Rg1 Qf7 32. Rxg5 Ne6 33. Rg3 Qxh5 34. Qb6 Qh4 35. Rdg2 g5 36. Qxa6 Nd4 37. Rxg5 Rf7 38. Rg8+ Rf8 39. Nxb5 Qf6 40. Nc7+ Kd7 41. Nd5 Qh4 42. Qb7+ Ke8 43. Rxf8+ Kxf8 44. Qg7+ 1-0

[Event "Wch U18 Girls"]
[Site "Porto Carras"]
[Date "2018.10.20"]
[Round "1"]
[White "Rozman, Monika"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2141"]
[BlackElo "1829"]
[PlyCount "79"]
[EventDate "2018.10.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Qc7 8. g4 Nc6 9. Qd2 Be7 10. 0-0-0 0-0 11. g5 Nd7 12. h4 Nde5 13. f4 Nxd4 14. Qxd4 Nc6 15. Qd2 b5 16. h5 Qa5 17. Kb1 b4 18. Ne2 Bb7 19. Nc1 d5 20. exd5 Rfd8 21. dxc6 Bxc6 22. Bd3 Bxh1 23. Rxh1 Qd5 24. Rh2 Bc5 25. g6 fxg6 26. hxg6 h6 27. Bxc5 Qxc5 28. Qe2 Qd6 29. Bc4 Qxf4 30. Bxe6+ Kh8 31. Nd3 Qf6 32. Bf7 Ra7 33. Qf2 Qxf2 34. Rxf2 Re7 35. b3 Re4 36. Kb2 a5 37. Bc4 Rb8 38. Nc5 Rg4 39. Nd7 Rc8 40. Ne5 1-0

[Event "Pan American-ch U18 Girls"]
[Site "Santiago de Chile"]
[Date "2018.07.25"]
[Round "5"]
[White "Zuniga Lara, Catalina Paz"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1675"]
[BlackElo "1937"]
[PlyCount "129"]
[EventDate "2018.07.22"]
[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. c4 Bg7 4. Nc3 0-0 5. Bg5 h6 6. Bh4 d6 7. e3 Nbd7 8. Be2 c5 9. 0-0 a6 10. Rc1 b6 11. Qc2 Qc7 12. Rfd1 Bb7 13. h3 Rac8 14. d5 Rfe8 15. Bg3 Rcd8 16. Bd3 Nf8 17. a3 Nh5 18. Bh2 e5 19. dxe6 Bxf3 20. exf7+ Qxf7 21. gxf3 Bxc3 22. bxc3 Qxf3 23. Bxg6 Re7 24. Qf5 Qxf5 25. Bxf5 Ng7 26. Bc2 Re6 27. Rd5 Ne8 28. Rcd1 Ng6 29. Rh5 Ne7 30. Bf4 Ng7 31. Rxh6 Rxh6 32. Bxh6 b5 33. cxb5 axb5 34. a4 bxa4 35. Bxa4 c4 36. Bg5 Kf7 37. Bb5 Rc8 38. Rxd6 Rc5 39. Bxe7 Rxb5 40. Bd8 Rc5 41. Bb6 Rc8 42. Bd4 Ke7 43. Ra6 Ne6 44. Kh2 Nxd4 45. exd4 Rf8 46. Kg2 Rg8+ 47. Kf3 Rf8+ 48. Ke2 Rh8 49. Rc6 Rxh3 50. Rxc4 Kd7 51. f3 Kd6 52. Rc5 Rh4 53. Ke3 Rh8 54. f4 Rh1 55. Ke4 Ke6 56. d5+ Kd7 57. Rc6 Rh8 58. f5 Re8+ 59. Re6 Rc8 60. Kd4 Rf8 61. f6 Rh8 62. c4 Rh5 63. c5 Rf5 64. c6+ Kd8 65. Kc5 1-0

[Event "Pan American-ch U18 Girls"]
[Site "Santiago de Chile"]
[Date "2018.07.24"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Caballero Quijano, Mitzy Mishell"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1937"]
[BlackElo "2032"]
[PlyCount "86"]
[EventDate "2018.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Bxc3 6. bxc3 e4 7. Nd4 d5 8. cxd5 Qxd5 9. Qb3 Qh5 10. h3 Nbd7 11. g4 Qe5 12. Ba3 Re8 13. Rd1 Nb6 14. Qb5 Nfd5 15. e3 Bd7 16. Qe2 Nf6 17. 0-0 c5 18. f4 exf3 19. Nxf3 Qc7 20. c4 Ne4 21. Qd3 Rad8 22. Qb1 Nxc4 23. Qc1 Nxa3 24. Qxa3 h5 25. Nh2 Bb5 26. d3 Ng3 27. Rfe1 b6 28. Nf3 hxg4 29. hxg4 Qd7 30. g5 Bxd3 31. Kh2 Ne4 32. Qb2 Qg4 33. Kg1 Nxg5 34. Nxg5 Qxg5 35. e4 c4 36. e5 Rd5 37. e6 fxe6 38. Qc1 Qg6 39. Rd2 Rg5 40. Rf2 e5 41. Re3 e4 42. Qc3 Rf8 43. Rxf8+ Kxf8 0-1

[Event "Pan American-ch U18 Girls"]
[Site "Santiago de Chile"]
[Date "2018.07.23"]
[Round "3"]
[White "Araya Munoz, Rocio Amalia"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1110"]
[BlackElo "1937"]
[PlyCount "74"]
[EventDate "2018.07.22"]
[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. Bg5 e6 3. e4 h6 4. Bh4 c5 5. Nc3 Qb6 6. Bxf6 gxf6 7. Nge2 Nc6 8. d5 Ne5 9. b3 c4 10. h3 Bc5 11. Kd2 Bxf2 12. Kc1 a5 13. Rb1 a4 14. Nxa4 Be3+ 15. Kb2 Rxa4 16. Ka1 Ra3 17. c3 Rxa2+ 18. Kxa2 Qa7+ 19. Kb2 Nd3+ 20. Qxd3 cxd3 21. Nd4 Bxd4 22. cxd4 Qxd4+ 23. Ka2 Qc3 24. Rb2 b5 25. d6 Qa5+ 26. Kb1 Qe1+ 27. Ka2 Qxe4 28. Rd2 Bb7 29. Rg1 Qe3 30. Rxd3 Qxg1 31. Rc3 0-0 32. Bxb5 Ra8+ 33. Kb2 Qa1+ 34. Kc2 Ra2+ 35. Kd3 Qf1+ 36. Kd4 Qxb5 37. Rc7 Qd5+ 0-1

[Event "Pan American-ch U18 Girls"]
[Site "Santiago de Chile"]
[Date "2018.07.23"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Palao, Adriana"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1937"]
[BlackElo "1791"]
[PlyCount "99"]
[EventDate "2018.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. b3 Be7 5. Bb2 b6 6. Bg2 Bb7 7. 0-0 0-0 8. d3 c5 9. cxd5 Nxd5 10. Nc3 Bf6 11. Nxd5 Bxb2 12. Rb1 Qxd5 13. Rxb2 Nc6 14. Qc1 Nd4 15. Qf4 e5 16. Qh4 Rac8 17. Qh3 Ba8 18. Rd2 Qd6 19. Ng5 Qg6 20. Bxa8 Qxg5 21. Be4 f5 22. Bd5+ Kh8 23. Rfd1 Rcd8 24. Qg2 e4 25. f4 exf3 26. Bxf3 Qe3+ 27. Qf2 Nxf3+ 28. exf3 Rfe8 29. Kf1 Qd4 30. Re2 Qxf2+ 31. Kxf2 Rxe2+ 32. Kxe2 Rd4 33. h4 Kg8 34. Rc1 Kf7 35. Rc4 Ke6 36. Ke3 Ke5 37. h5 h6 38. a4 a5 39. f4+ Kd5 40. Rxd4+ cxd4+ 41. Kf3 Kc5 42. g4 fxg4+ 43. Kxg4 Kb4 44. Kf5 Kc3 45. Ke4 Kxb3 46. Kxd4 Kxa4 47. Kc4 b5+ 48. Kc3 b4+ 49. Kc2 Kb5 50. d4 0-1

[Event "Pan American-ch U18 Girls"]
[Site "Santiago de Chile"]
[Date "2018.07.22"]
[Round "1"]
[White "Manriquez Abarzua, Maria Belen"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1570"]
[BlackElo "1937"]
[PlyCount "34"]
[EventDate "2018.07.22"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 Nc6 7. f3 Qb6 8. Nde2 e6 9. b3 Be7 10. Bb2 0-0 11. Qd2 d5 12. Na4 Qc7 13. 0-0-0 dxe4 14. Qe3 Nb4 15. Nec3 b5 16. a3 bxa4 17. axb4 axb3 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.24"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Cervantes Landeiro, Thalia"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2007"]
[BlackElo "2087"]
[PlyCount "55"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 f5 6. d3 Nf6 7. Nge2 0-0 8. 0-0 Nc6 9. Rb1 Ne7 10. Nd5 c6 11. Nxf6+ Bxf6 12. d4 Be6 13. b3 Bg7 14. f4 e4 15. Ba3 Bf7 16. Qd2 a5 17. Nc3 Qd7 18. Na4 Qd8 19. c5 Nd5 20. Rfd1 dxc5 21. Nxc5 Qc7 22. Na4 Rfd8 23. Nc3 Nb4 24. Bxb4 axb4 25. Na4 Qa5 26. Rdc1 b5 27. Nc5 Qxa2 28. Qxb4 1/2-1/2

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.23"]
[Round "7"]
[White "Cosme Contreras, Trilce"]
[Black "Librelato, Kathie Goulart"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2007"]
[BlackElo "2072"]
[PlyCount "188"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d3 d6 6. Rb1 Nc6 7. e3 e5 8. Nge2 Be6 9. Nd5 Ne8 10. 0-0 Qd7 11. Re1 Nd8 12. b4 c6 13. Ndc3 Nc7 14. b5 cxb5 15. cxb5 d5 16. d4 Bf5 17. Rb3 Nde6 18. a4 Rfd8 19. Ba3 Rac8 20. b6 axb6 21. Rxb6 Rb8 22. Rd6 Qe8 23. Nxd5 Nxd5 24. Rxd5 Rxd5 25. Bxd5 Qd7 26. dxe5 Rd8 27. Bd6 Bxe5 28. Bxe5 Qxd5 29. Qxd5 Rxd5 30. Bd4 Ng5 31. Rc1 Ra5 32. h4 Nf3+ 33. Kg2 Nxd4 34. Nxd4 Be4+ 35. f3 Bd3 36. Ra1 Bc4 37. Rb1 Rxa4 38. Rxb7 Ra2+ 39. Kh3 h5 40. g4 hxg4+ 41. Kxg4 Rg2+ 42. Kf4 Kg7 43. Rc7 Ba2 44. Rc2 Rxc2 45. Nxc2 Kh6 46. Kg4 Be6+ 47. Kg3 g5 48. Nd4 gxh4+ 49. Kxh4 Ba2 50. f4 Bb1 51. Kg4 Kg6 52. f5+ Kg7 53. Kf4 f6 54. e4 Kf7 55. Ne2 Bc2 56. Ke3 Ke7 57. Kd4 Kf7 58. Kd5 Ke7 59. Nd4 Bb1 60. Nc6+ Kf7 61. Nb4 Ke7 62. Kd4 Kf7 63. Ke3 Ke7 64. Nc6+ Kf7 65. Nb4 Ke7 66. Nd5+ Kf7 67. Nc3 Bc2 68. Kd2 Bb3 69. Nd5 Ba2 70. Kc2 Bc4 71. Kc3 Be2 72. Nf4 Bd1 73. Ne6 Ke7 74. Nd4 Kf7 75. Nc2 Ke7 76. Kd2 Bf3 77. Ke3 Bd1 78. Nd4 Ba4 79. Kf4 Kd6 80. Ne2 Bc2 81. Nc3 Ke7 82. Ke3 Kd6 83. Kd4 Ke7 84. Kc5 Kf7 85. Kd6 Bd3 86. Kd5 Bc2 87. Kd4 Ke7 88. Ke3 Kd6 89. Kf4 Ke7 90. Nd5+ Kf7 91. Nxf6 Kxf6 92. e5+ Kf7 93. f6 Ke6 94. Kg5 Bb3 1/2-1/2

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.23"]
[Round "8"]
[White "Romero Dongo, Antonella"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "1900"]
[BlackElo "2007"]
[PlyCount "54"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Ng6 14. c5 Nf6 15. cxd6 cxd6 16. Rc1 Rf7 17. Qb3 g4 18. Nb5 g3 19. hxg3 Nh5 20. gxf4 Ngxf4 21. Rfe1 Qg5 22. Nxf4 Nxf4 23. g3 Nxe2+ 24. Rxe2 Qxc1+ 25. Re1 Qh6 26. Nxa7 Bh3 27. Nb5 Raf8 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.22"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Ruiz, Mishell"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2007"]
[BlackElo "1877"]
[PlyCount "59"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Rb1 Nf6 6. a3 d6 7. d3 0-0 8. e3 e6 9. Nge2 d5 10. 0-0 d4 11. Na4 Nd7 12. b4 cxb4 13. axb4 dxe3 14. Bxe3 Nb6 15. Nb2 Nxb4 16. Bc5 Nc6 17. Bxf8 Qxf8 18. Na4 Nd7 19. d4 Qd6 20. c5 Qc7 21. Nac3 Nf6 22. Nb5 Qd7 23. Nd6 Rb8 24. Nf4 b6 25. d5 exd5 26. Nxd5 Ba6 27. Re1 Rd8 28. Nxf6+ Bxf6 29. Qf3 bxc5 30. Qxf6 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.21"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Lemus Pena, Macarena"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "2007"]
[BlackElo "1781"]
[PlyCount "153"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 g6 3. e4 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Nc6 10. Qd2 h6 11. Be2 d6 12. 0-0 Be6 13. Rac1 Qa5 14. b3 a6 15. f4 Rc8 16. Bd3 f5 17. Bb1 0-0 18. Rf3 Kh7 19. exf5 Bxf5 20. Bxf5 Qxf5 21. Ne2 Rcd8 22. Ng3 Qd7 23. Bb6 Rc8 24. Rcf1 Qe6 25. Re1 Qf6 26. f5 Ne5 27. Rff1 d5 28. fxg6+ Qxg6 29. Bd4 Rxf1+ 30. Rxf1 dxc4 31. Bxe5 Bxe5 32. bxc4 Bxg3 33. hxg3 Qe6 34. Re1 Qb6+ 35. Kh2 Qc5 36. Qd3+ Kg7 37. Qc3+ Kh7 38. Re5 Qd6 39. Qe3 Rxc4 40. Rxe7+ Kg8 41. Re5 b5 42. Qe2 Rd4 43. Qh5 Kg7 44. Qe8 Kf6 45. Qh8+ Kf7 46. Qh7+ Kf8 47. Rf5+ Ke8 48. Qg8+ Kd7 49. Qg7+ Ke8 50. Re5+ Kd8 51. Qg8+ Kc7 52. Qe8 Qd8 53. Rc5+ Kb6 54. Rc6+ Ka5 55. Qe1+ b4 56. Rxh6 Qd5 57. Qe2 Qc4 58. Qf2 Ka4 59. Qb2 Rd3 60. Rh5 Qc7 61. Rh3 Rc3 62. Qe2 Qc6 63. Rh4 Rc2 64. Qf1 Rxa2 65. Qd1+ Ka3 66. Qf1 a5 67. Rf4 Qh6+ 68. Kg1 Qc6 69. g4 Qc5+ 70. Kh2 b3 71. Qd3 Qe5 72. Qg3 Qh8+ 73. Kg1 Ra1+ 74. Kf2 Qb2+ 75. Ke3 Qc3+ 76. Kf2 Ra2+ 77. Kf1 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.21"]
[Round "5"]
[White "Matu Carballo, Magdalena"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1858"]
[BlackElo "2007"]
[PlyCount "80"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nf6 9. Rd1 Nd7 10. Bf4 e5 11. Be3 0-0 12. Nb5 Nb6 13. Bc5 Bg4 14. Bb3 a6 15. Nxd6 Bxd6 16. Rxd6 Qc7 17. Qe3 Bxf3 18. gxf3 Nd7 19. Rxc6 Qxc6 20. Bxf8 Nxf8 21. Rc1 Qd6 22. Bd5 Ng6 23. Qb3 Rf8 24. Qxb7 Qf6 25. Rc3 h5 26. Rc6 Qg5+ 27. Kf1 Nf4 28. Bxf7+ Kh7 29. Rc7 Qg2+ 30. Ke1 Qg1+ 31. Kd2 Qxf2+ 32. Kc3 Qxf3+ 33. Kb4 Qg4 34. Ka3 h4 35. b3 h3 36. Qb4 Rc8 37. Re7 Qg5 38. Qd6 Nd3 39. Qd7 Qc1+ 40. Ka4 Nc5+ 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.20"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Iza Mendoza, Nefthys Sayde"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2007"]
[BlackElo "1498"]
[PlyCount "113"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 g6 6. e3 Bg7 7. Nge2 d6 8. 0-0 0-0 9. Rb1 a5 10. a3 Be6 11. b4 axb4 12. axb4 d5 13. d4 exd4 14. exd4 Ne7 15. c5 Bf7 16. b5 Ne4 17. f3 Nxc3 18. Nxc3 Qd7 19. Re1 Rfe8 20. Bf4 h6 21. h4 Kh7 22. Qd2 Ng8 23. Rxe8 Bxe8 24. Re1 Nf6 25. Kh2 Bf7 26. Re2 Re8 27. Rxe8 Qxe8 28. Bxc7 Be6 29. Be5 Qf7 30. b6 Bd7 31. Qe2 Bc6 32. Nb5 Qd7 33. Bf1 Qc8 34. Na7 Qd7 35. Qb2 Qe8 36. Bb5 Bxb5 37. Qxb5 Qe7 38. Nc8 Qd8 39. Nd6 Qe7 40. c6 bxc6 41. Qxc6 Nd7 42. b7 Bxe5 43. dxe5 Nxe5 44. Qxd5 Nd7 45. Qd2 Nb8 46. f4 Kg7 47. Qd4+ Kh7 48. Kh3 Qe2 49. Qc4 Qxc4 50. Nxc4 Kg7 51. h5 g5 52. Ne5 Kf6 53. Kg2 g4 54. Kf2 Ke6 55. Ke3 Ke7 56. Kd4 Ke6 57. Kc5 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.20"]
[Round "3"]
[White "Pacheco Jimenez, Yesenia Camila"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "1576"]
[BlackElo "2007"]
[PlyCount "122"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nc6 7. Nc3 a6 8. Re1 Rb8 9. e4 Bg4 10. h3 Bxf3 11. Bxf3 e5 12. d5 Nd4 13. Bg2 c5 14. dxc6 bxc6 15. b3 h6 16. Be3 c5 17. Qd2 Kh7 18. Rad1 a5 19. Qd3 Ng8 20. Ne2 Ne7 21. Nc3 Nec6 22. Nd5 Nb4 23. Qd2 Nxd5 24. cxd5 a4 25. Bxd4 exd4 26. Qd3 Qa5 27. Rc1 Rb4 28. Re2 axb3 29. axb3 Qa3 30. Rb1 c4 31. Qd1 Rfb8 32. Kh2 Rxb3 33. Rc1 d3 34. Re1 Qb2 35. Rxc4 Rc3 36. Rxc3 Bxc3 37. Re3 d2 38. Qf3 Rb7 39. Rxc3 Qxc3 40. Qxc3 d1Q 41. Qf6 Qe2 42. h4 Qb2 43. Qf4 Qe5 44. Qxe5 dxe5 45. Bh3 Rb6 46. Kg2 Kg7 47. Bd7 Kf6 48. Kf3 Ke7 49. Bh3 Kd6 50. Bc8 Rb3+ 51. Kg2 Kc5 52. Bd7 Rb6 53. Be8 Rf6 54. Bc6 Rd6 55. Be8 Rf6 56. Bc6 g5 57. hxg5 hxg5 58. Be8 Kd4 59. Bc6 g4 60. Bb7 Rd6 61. Bc8 Kxe4 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Guayaquil"]
[Date "2018.06.19"]
[Round "1"]
[White "Nunez Giler, Fanny Cecilia"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1578"]
[BlackElo "2007"]
[PlyCount "99"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Ne7 7. Nh4 Nbc6 8. f4 exf4 9. Bxf4 Rb8 10. a4 a6 11. Qd2 0-0 12. 0-0 b5 13. axb5 axb5 14. Bg5 Qb6 15. Bf6 b4 16. Nd5 Nxd5 17. exd5 Nd4 18. Be4 c4 19. Kh1 c3 20. Qf4 Ne2 21. Qf3 Bxf6 22. Qxf6 Qd8 23. Qf2 Bg4 24. Bf3 Bxf3+ 25. Nxf3 cxb2 26. Rab1 Nc3 27. Rxb2 Nxd5 28. Qd4 Qf6 29. Qxf6 Nxf6 30. Nd4 Nd5 31. Kg2 Ne3+ 32. Kf2 Nxf1 33. Kxf1 Rfc8 34. Ke2 f5 35. Kf3 Kf7 36. Ne2 Kf6 37. Nf4 Ke5 38. Ke3 d5 39. Ne2 Re8 40. Nd4 Kd6+ 41. Kf4 h6 42. h4 Rf8 43. Rb1 Rfe8 44. h5 g5+ 45. Kxf5 Rb6 46. Kg4 Kc7 47. Rf1 Re7 48. Rf8 Kb7 49. Kf5 Kc7 50. Kg4 1-0

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.24"]
[Round "7"]
[White "Carreras Colman, Luz Gabriela"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1416"]
[BlackElo "2008"]
[PlyCount "90"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. h3 d6 5. e3 0-0 6. Be2 c5 7. c3 b6 8. Nbd2 Bb7 9. Qc2 Nbd7 10. 0-0 Qc7 11. Bh2 a6 12. a4 Bc6 13. Rfc1 Qb7 14. b4 cxb4 15. cxb4 Rfc8 16. Qb2 b5 17. axb5 Bxb5 18. Bxb5 Qxb5 19. Rxc8+ Rxc8 20. Ra5 Qe2 21. Qa1 Nb8 22. Ra2 Qb5 23. Qb1 Nd5 24. Rb2 Nc3 25. Qf1 Ne2+ 26. Kh1 Rc1 27. Ne1 Nxd4 28. exd4 Qxf1+ 29. Nxf1 Rxe1 30. Kg1 Bxd4 31. Rc2 Nd7 32. Ra2 Ra1 33. Rxa1 Bxa1 34. Ne3 Nb6 35. Kf1 Bc3 36. Nc2 Nd5 37. Ke2 Nxb4 38. Nxb4 Bxb4 39. Kd3 a5 40. Kc4 e5 41. f3 f5 42. Bg1 Kf7 43. g4 Ke6 44. Be3 d5+ 45. Kd3 a4 0-1

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.24"]
[Round "8"]
[White "Cosme Contreras, Trilce"]
[Black "Hilario Huaranca, Aleyla Karen"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "2008"]
[BlackElo "1901"]
[PlyCount "118"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. e4 c6 5. d4 Nbd7 6. Be2 Be7 7. 0-0 0-0 8. Be3 Qc7 9. h3 Rd8 10. Rc1 a6 11. Qd2 b6 12. b4 Bb7 13. d5 c5 14. b5 a5 15. Nh2 Nf8 16. Kh1 Ng6 17. Rg1 Rf8 18. g4 Ne8 19. Nf1 Qd8 20. Ng3 h6 21. Rcf1 Bg5 22. Nh5 Bc8 23. Bd1 Ra7 24. f3 Bxe3 25. Qxe3 Qh4 26. Kg2 Nf6 27. Nxf6+ Qxf6 28. Ne2 Nf4+ 29. Nxf4 exf4 30. Qd3 Re7 31. Rf2 Rfe8 32. Bc2 Re5 33. Rh1 h5 34. Kf1 Kf8 35. Ke2 Ke7 36. Kd2 Qh4 37. Rhh2 Kd8 38. Kd1 Kc7 39. Kc1 Rh8 40. Qd2 Qf6 41. Kb1 Kb8 42. a3 Qh6 43. Kb2 Rhe8 44. Bd3 f6 45. Bc2 g6 46. h4 Qg7 47. Ka2 hxg4 48. Qxf4 g5 49. Qg3 gxf3 50. Qxf3 f5 51. exf5 Bxf5 52. Qg3 Bxc2 53. Rxc2 Qe7 54. h5 Re3 55. Qg4 Qf6 56. Rb2 Qc3 57. h6 Qxa3+ 58. Kb1 Re1+ 59. Kc2 R8e3 0-1

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.23"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Molina, Jessica"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2008"]
[BlackElo "1833"]
[PlyCount "124"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. e3 d6 7. Be2 Nf6 8. 0-0 0-0 9. Rb1 a5 10. b3 Bd7 11. Ndb5 Na7 12. Nxa7 Rxa7 13. e4 Bc6 14. Be3 Ra8 15. Qd3 Nd7 16. f3 Nc5 17. Qd2 Re8 18. a3 Qc7 19. b4 axb4 20. axb4 Na4 21. Nxa4 Rxa4 22. Rbc1 Rea8 23. c5 dxc5 24. Bxc5 Ra2 25. Rc2 Rd8 26. Rxa2 Rxd2 27. Rxd2 Bc3 28. Rc2 Qe5 29. Kh1 Ba4 30. Ra2 b5 31. Bd1 Qe6 32. Raf2 Qc4 33. Be2 Qe6 34. Bd3 Qf6 35. f4 Qc6 36. f5 Qd7 37. Be2 g5 38. Rf3 Be5 39. Rd3 Qc7 40. g3 Bc2 41. Re3 Qb7 42. Bf3 f6 43. Rf2 g4 44. Rxc2 gxf3 45. Rf2 Qd7 46. Rfxf3 Qd1+ 47. Kg2 Bd4 48. Rd3 Qg1+ 49. Kh3 Bxc5 50. bxc5 Qxc5 51. Rf4 Qc8 52. Rd5 Qb8 53. Rf1 b4 54. Rfd1 Kf7 55. Rb1 Qb7 56. Rb3 e6 57. fxe6+ Kxe6 58. Rd4 Qb5 59. Rdxb4 Qh5+ 60. Kg2 Qe2+ 61. Kg1 Qe1+ 62. Kg2 Qe2+ 1/2-1/2

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.22"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Librelato, Kathie Goulart"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2008"]
[BlackElo "2047"]
[PlyCount "100"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nc6 7. Rb1 a5 8. a3 e5 9. d3 Nh5 10. b4 axb4 11. axb4 f5 12. Ng5 Kh8 13. b5 Ne7 14. Qb3 h6 15. Nf3 f4 16. Nd5 Bg4 17. Nh4 Bf5 18. Nxe7 Qxe7 19. Bxb7 Rab8 20. Bf3 Qg5 21. Nxf5 gxf5 22. Qd1 Nf6 23. e3 fxg3 24. fxg3 e4 25. dxe4 fxe4 26. Be2 Nd7 27. Qc2 Nc5 28. Qd2 Kh7 29. Bb2 Nb3 30. Qc2 Qxe3+ 31. Kg2 Nd2 32. Bh5 Nxf1 33. Rxf1 Rxf1 34. Kxf1 Rf8+ 35. Kg2 Qe1 36. Kh3 Bxb2 37. Qxb2 Qf1+ 38. Qg2 Qf5+ 39. Bg4 Qe5 40. Qe2 Qd4 41. Bh5 Qe5 42. Bg4 Kh8 43. Qe3 Kg7 44. Qe2 e3 45. Qd3 Rf2 46. Qd5 Qxd5 47. cxd5 e2 48. Bxe2 Rxe2 49. Kg4 Rd2 50. Kf4 Rxd5 0-1

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.22"]
[Round "4"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "2146"]
[BlackElo "2008"]
[PlyCount "120"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Qa5 11. fxe6 fxe6 12. Be2 Nc6 13. Nxc6 bxc6 14. 0-0 Be7 15. Rb3 0-0 16. Nd5 Qd8 17. Nxe7+ Qxe7 18. Rd3 Qa7+ 19. Be3 Qe7 20. Bg5 Qa7+ 21. Kh1 d5 22. e5 Nd7 23. Rxf8+ Nxf8 24. Bh4 a5 25. Rf3 Ba6 26. Bd1 Ng6 27. Bg3 Qc5 28. c3 Rf8 29. Bc2 Rxf3 30. gxf3 Qc4 31. Qe1 Qxa2 32. Qb1 Qxb1+ 33. Bxb1 a4 34. Bxg6 hxg6 35. Bf4 a3 36. Bc1 a2 37. Bb2 g5 38. Kg2 Kf7 39. Kg3 Kg6 40. Kg4 Be2 41. Ba1 Bd3 42. Bb2 Bf5+ 43. Kg3 Kh5 44. Ba1 g4 45. f4 c5 46. Bb2 c4 47. Ba1 g5 48. fxg5 Kxg5 49. Bb2 Be4 50. Ba1 Kf5 51. Bb2 Bc2 52. Kf2 Ke4 53. Ke2 Ba4 54. Ba1 Be8 55. Bb2 Bh5 56. Kf2 Kd3 57. Ba1 Kc2 58. Ke2 Kb1 59. Kd2 Kxa1 60. Kc1 Bg6 0-1

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.21"]
[Round "2"]
[White "Cosme Contreras, Trilce"]
[Black "Lugo, Sabrina"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2008"]
[BlackElo "1180"]
[PlyCount "61"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e5 3. g3 Nf6 4. Bg2 Nc6 5. d3 d6 6. e3 Be7 7. Nge2 0-0 8. 0-0 Be6 9. f4 Qc8 10. e4 Bh3 11. f5 Bxg2 12. Kxg2 Nd4 13. g4 h6 14. h4 Nh7 15. Rh1 Nxe2 16. Qxe2 f6 17. Bd2 Qe8 18. Rh3 Bd8 19. Nd5 g5 20. fxg6 Qxg6 21. Rg3 Kh8 22. Ne3 Rg8 23. Nf5 b6 24. Rh1 Nf8 25. g5 Ne6 26. h5 Qe8 27. g6 Nf4+ 28. Bxf4 exf4 29. Rg4 Qe5 30. Nxh6 Re8 31. Nf7+ 1-0

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.21"]
[Round "3"]
[White "Puppi Lazo, Stephanie Beatriz"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B87"]
[WhiteElo "1917"]
[BlackElo "2008"]
[PlyCount "94"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 8. a3 Be7 9. Qe2 Qc7 10. Be3 Nc6 11. 0-0-0 Na5 12. Kb1 Bd7 13. Rd3 Nc4 14. Bc1 Rc8 15. f4 g6 16. Re1 e5 17. Nf3 a5 18. Nd5 Nxd5 19. exd5 f6 20. fxe5 dxe5 21. d6 Bxd6 22. Red1 Bf5 23. Rd5 a4 24. Bxc4 Qxc4 25. Qxc4 Rxc4 26. Ne1 Be7 27. Rxb5 Kf7 28. h3 Rhc8 29. Rd2 Be4 30. b3 axb3 31. Rxb3 f5 32. Bb2 Ke6 33. Re2 Bf6 34. Nd3 R4c6 35. Rb5 Rxc2 36. Rxe4 fxe4 37. Nxe5 Rxb2+ 38. Rxb2 Bxe5 39. Rb3 Rb8 40. Rxb8 Bxb8 41. Kc2 Kd5 42. Kd2 Kd4 43. Ke2 g5 44. a4 Bc7 45. Kd2 Ba5+ 46. Ke2 h5 47. g3 g4 0-1

[Event "South America-ch U20 Girls"]
[Site "Asuncion"]
[Date "2018.05.20"]
[Round "1"]
[White "Quintana Chanduvi, Daniela Sofia"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1403"]
[BlackElo "2008"]
[PlyCount "78"]
[EventDate "2018.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 Qc7 9. f4 0-0 10. Kh1 Nbd7 11. Bf3 Nb6 12. Bf2 e5 13. Nb3 Nc4 14. Qc1 b5 15. Nd5 Nxd5 16. exd5 Rb8 17. Re1 f5 18. fxe5 dxe5 19. Bg3 Bd6 20. Nd2 e4 21. Bxd6 Nxd6 22. Be2 Bb7 23. a4 Bxd5 24. axb5 axb5 25. b3 b4 26. Qd1 Qc5 27. Ra6 Rbd8 28. Qc1 f4 29. Rf1 e3 30. Nf3 Ne4 31. Ne1 Nc3 32. Bf3 Bxf3 33. Rxf3 Rd1 34. Qxd1 Nxd1 35. Nd3 Qxc2 36. Rd6 Nf2+ 37. Nxf2 exf2 38. h3 Qc1+ 39. Kh2 Qg1# 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.26"]
[Round "11"]
[White "Montufar Berrios, Lesly Viviane"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "1898"]
[BlackElo "1872"]
[PlyCount "101"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 b5 8. Bg2 Nfd7 9. 0-0 Bb7 10. f4 b4 11. Nce2 Be7 12. c4 0-0 13. b3 Nc5 14. Ng3 Bh4 15. Nde2 Nc6 16. Be3 Qe7 17. Qd2 Rad8 18. Rad1 h6 19. Kh2 a5 20. f5 Ne5 21. Nh5 exf5 22. gxf5 Ned7 23. Qxd6 Qxd6+ 24. Rxd6 Nxe4 25. Bxe4 Bxe4 26. Rg1 g6 27. Bxh6 Rfe8 28. Bg5 Bxg5 29. Rxg5 Bxf5 30. Nd4 Ne5 31. Nf6+ Kf8 32. Nxe8 Kxe8 33. Rxd8+ Kxd8 34. Rg2 Be4 35. Re2 f5 36. Kg3 Kc7 37. Kf4 Nf7 38. h4 Kd6 39. Rd2 Ke7 40. Nf3 Kf6 41. Ng5 Nxg5 42. hxg5+ Ke6 43. Re2 Kd6 44. Rxe4 fxe4 45. Kxe4 Ke6 46. c5 Kd7 47. Kd5 Kc7 48. c6 Kc8 49. Kc5 Kc7 50. Kb5 Kb8 51. Kxa5 1-0

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.25"]
[Round "10"]
[White "Cosme Contreras, Trilce"]
[Black "Potapova, Margarita"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1872"]
[BlackElo "2187"]
[PlyCount "102"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 Be7 5. d4 0-0 6. Bd3 c5 7. 0-0 Nc6 8. a3 dxc4 9. Bxc4 cxd4 10. exd4 b6 11. Re1 Bb7 12. Bf4 Rc8 13. Ba2 Na5 14. Rc1 a6 15. b4 Nc4 16. Ne5 b5 17. Nxc4 bxc4 18. Na4 Qd5 19. f3 Qf5 20. Bg3 Nd5 21. Rxc4 Rcd8 22. Bb1 Qh5 23. Nc5 Ba8 24. Nxa6 Bg5 25. Re5 Be3+ 26. Kh1 Qh6 27. Qc2 g6 28. Re4 Bg5 29. Re5 Ne3 30. Qe2 Be4 31. Bxe4 Rxd4 32. Bc2 Nxc2 33. Rxc2 Rfd8 34. h3 Bf4 35. Be1 Rd1 36. Qf2 Be3 37. Qg3 Qf4 38. Qxf4 Rxe1+ 39. Kh2 Bxf4+ 40. g3 Bxe5 41. Nc5 Rdd1 42. f4 Bd4 43. a4 Bxc5 44. bxc5 Rc1 45. Ra2 Rxc5 46. a5 Rec1 47. h4 R5c2+ 48. Rxc2 Rxc2+ 49. Kh3 Ra2 50. h5 Rxa5 51. hxg6 hxg6 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.24"]
[Round "9"]
[White "Stanciu, Andreea Briana"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1993"]
[BlackElo "1872"]
[PlyCount "94"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. f4 Qc7 9. Kh1 Nc6 10. Be3 0-0 11. Bf3 Rb8 12. Qe2 Nxd4 13. Bxd4 e5 14. Ba7 Ra8 15. Be3 Be6 16. Qd2 b5 17. a3 Rac8 18. Rae1 b4 19. axb4 Qc4 20. Nd5 Bxd5 21. exd5 e4 22. Be2 Qxd5 23. Bxa6 Qxd2 24. Bxd2 Rb8 25. c4 Ng4 26. b5 Bf6 27. h3 Nh6 28. b3 Nf5 29. Kh2 e3 30. Bb4 Rfd8 31. g4 e2 32. Rf3 Nd4 33. Rd3 g6 34. Bd2 d5 35. c5 Nxb5 36. c6 Nc7 37. Bb7 Re8 38. g5 Be7 39. Kg3 Bd6 40. Kg4 Re4 41. Rf3 Ne6 42. h4 Nxf4 43. Rb1 Bc7 44. b4 Rbe8 45. Ra3 Nd3+ 46. Kh3 Re3+ 47. Kg2 e1N+ 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.23"]
[Round "8"]
[White "Cosme Contreras, Trilce"]
[Black "Narva, Mai"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1872"]
[BlackElo "2226"]
[PlyCount "172"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 d6 5. Bg2 Ne7 6. Rb1 Nbc6 7. Nf3 0-0 8. d3 Rb8 9. 0-0 h6 10. e4 f5 11. exf5 Bxf5 12. Re1 Ng6 13. Qe2 Qf6 14. Qe3 Na5 15. Rb2 b6 16. Rf1 e4 17. Nd4 exd3 18. Nxf5 Qxf5 19. Be4 Qf6 20. Qxd3 Ne5 21. Qd5+ Kh8 22. f4 Nexc4 23. Rbf2 Rbe8 24. Bb1 Qxc3 25. Qh5 Qf6 26. Bg6 Re6 27. f5 Re3 28. g4 Qg5 29. Qxg5 hxg5 30. Bxe3 Nxe3 31. Re1 Nxg4 32. Rg2 Ne5 33. Re3 g4 34. h3 Nac4 35. Rc3 d5 36. hxg4 Nxg6 37. fxg6 Rf6 38. Rh2+ Kg8 39. Rh5 c6 40. Rf5 Rxg6 41. g5 Re6 42. Rcf3 Nd6 43. Rf8+ Kh7 44. a4 Kg6 45. Ra8 a5 46. Rb8 Nc4 47. Rb7 Re5 48. Kf2 Rxg5 49. Rff7 Kh6 50. Rfc7 c5 51. Kf3 d4 52. Rc6+ g6 53. Rc8 Rf5+ 54. Kg4 Ne5+ 55. Kh4 Rf4+ 56. Kg3 Rf3+ 57. Kg2 Rf6 58. Re8 Nc4 59. Kg3 Kg5 60. Re4 Kf5 61. Rbe7 Rd6 62. Rf4+ Kg5 63. Ree4 Ne3 64. Kf3 Nf5 65. Rg4+ Kf6 66. Ke2 c4 67. Rg1 g5 68. Kd2 Ne3 69. Rh1 Kf5 70. Re8 g4 71. Rf8+ Ke5 72. Re8+ Kf6 73. Re1 g3 74. Rf8+ Ke5 75. Re8+ Kd5 76. Rg8 g2 77. Rg5+ Ke4 78. Rg4+ Kf3 79. Rg8 Rf6 80. Rg7 Nf1+ 81. Kd1 d3 82. Rg8 c3 83. Kc1 d2+ 84. Kd1 Ne3+ 85. Rxe3+ Kxe3 86. Rg3+ Kf2 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.22"]
[Round "7"]
[White "Blazeka, Mihaela"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2096"]
[BlackElo "1872"]
[PlyCount "174"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 g6 7. Nc3 Bg7 8. Be2 0-0 9. Be3 Nc6 10. Nb3 b6 11. 0-0 Rb8 12. Qd2 Be6 13. Rac1 Ne5 14. Nd5 Bd7 15. Bh6 Nxd5 16. Bxg7 Kxg7 17. cxd5 f6 18. Nd4 b5 19. f4 Qb6 20. Qe3 Nf7 21. Ne6+ Bxe6 22. Qxb6 Rxb6 23. dxe6 Nd8 24. Rc7 Re8 25. f5 Nc6 26. Rc1 Ne5 27. b4 Kf8 28. Kf2 gxf5 29. exf5 d5 30. R1c3 d4 31. Rh3 Rc6 32. Rxc6 Nxc6 33. a4 bxa4 34. b5 Ne5 35. bxa6 d3 36. Bxd3 Nxd3+ 37. Rxd3 Ra8 38. Ra3 Rxa6 39. g4 Kg7 40. Ke3 Ra5 41. Kf4 Ra8 42. h4 Ra7 43. Ke4 Ra5 44. Kf4 Ra8 45. h5 Ra5 46. Rh3 Kh6 47. Ra3 Kg7 48. g5 fxg5+ 49. Kxg5 h6+ 50. Kf4 Kf6 51. Kg4 Rxf5 52. Rxa4 Rg5+ 53. Kh4 Re5 54. Ra8 Re4+ 55. Kg3 Rxe6 56. Rg8 Kf5 57. Kh4 Rf6 58. Rg1 e5 59. Rc1 Ke6 60. Ra1 Rf4+ 61. Kg3 Kf5 62. Ra6 Kg5 63. Re6 Rf5 64. Rg6+ Kxh5 65. Re6 Kg5 66. Re8 h5 67. Rg8+ Kf6 68. Rf8+ Ke6 69. Re8+ Kd5 70. Rd8+ Ke4 71. Ra8 Rf4 72. Ra4+ Kf5 73. Ra8 h4+ 74. Kh3 e4 75. Ra5+ Ke6 76. Ra6+ Kd5 77. Ra5+ Kd4 78. Ra4+ Ke3 79. Kg2 Rf3 80. Ra3+ Kf4 81. Ra8 h3+ 82. Kg1 e3 83. Rf8+ Ke4 84. Re8+ Kd3 85. Rd8+ Ke2 86. Ra8 h2+ 87. Kh1 Kf2 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.22"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Huttl, Sofie"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1872"]
[BlackElo "1722"]
[PlyCount "65"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. e3 Nf6 7. Nge2 d6 8. 0-0 0-0 9. Rb1 a5 10. a3 Ne7 11. b4 axb4 12. axb4 c6 13. b5 Nd7 14. d4 e4 15. Qb3 g5 16. f3 exf3 17. Bxf3 Nf6 18. Bg2 Qe8 19. Qb4 Bd7 20. e4 Nxe4 21. Nxe4 fxe4 22. Rxf8+ Bxf8 23. Bxg5 Qg6 24. Qd2 Qe6 25. d5 cxd5 26. Bxe7 Bxe7 27. Nf4 Bg5 28. cxd5 Bxf4 29. Qxf4 Qxd5 30. Bxe4 Qd4+ 31. Kh1 Ra4 32. Qg5+ Qg7 33. Bd5+ 1-0

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.20"]
[Round "5"]
[White "Polterauer, Chiara"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2054"]
[BlackElo "1872"]
[PlyCount "135"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. Qd2 Bb7 9. g4 h6 10. 0-0-0 Nbd7 11. h4 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Rh3 Rc8 15. Kb1 Ne5 16. Qe1 Nc4 17. Bc1 Be7 18. f4 Qa5 19. Bxc4 Qxe1 20. Bxb5+ axb5 21. Rxe1 b4 22. f5 Bc5 23. Nb3 0-0 24. f6 Kh7 25. fxg7 Kxg7 26. c3 bxc3 27. bxc3 Be7 28. Bb2 Rc4 29. Nd2 Bg2 30. Rg3 Bxh4 31. Rxg2 Rf4 32. Re4 Bg5 33. Rxf4 Bxf4 34. Ne4 Kg6 35. c4 Rc8 36. Rc2 f5 37. gxf5+ Kxf5 38. Nf2 h5 39. c5 h4 40. c6 Bg3 41. a4 Bxf2 42. Rxf2+ Ke4 43. Rh2 Kd5 44. Rxh4 Rxc6 45. Ka2 Rc4 46. Rh5+ Kc6 47. Kb3 Re4 48. Bc3 Kb6 49. a5+ Ka6 50. Bb4 Re2 51. Rc5 e5 52. Ka4 Ra2+ 53. Ba3 e4 54. Rc6+ Kb7 55. Re6 Rc2 56. Rxe4 Ka6 57. Re6+ Kb7 58. Kb5 Rc8 59. Re7+ Ka8 60. Bc5 Kb8 61. Kb6 Rd8 62. Re6 Rc8 63. Be3 Rf8 64. Bd4 Rc8 65. Re7 Ka8 66. Ra7+ Kb8 67. Be5+ Rc7 68. Rxc7 1-0

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.19"]
[Round "4"]
[White "Atte, Rebeka"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1590"]
[BlackElo "1872"]
[PlyCount "50"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nc3 Bc5 5. e3 0-0 6. Nge2 d5 7. cxd5 cxd5 8. d4 exd4 9. Nxd4 Bxd4 10. Qxd4 Nc6 11. Qc5 d4 12. Nd5 Be6 13. Nf4 d3 14. Nxe6 fxe6 15. Bd2 Rc8 16. 0-0 b6 17. Qc4 Qd6 18. Bh3 Rfe8 19. Rac1 Qd5 20. Rfd1 Kf7 21. Qa4 Ne7 22. Qxa7 Ra8 23. Qxb6 Reb8 24. Qc7 Rb7 25. Bxe6+ Kxe6 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.18"]
[Round "2"]
[White "Carreras Colman, Luz Gabriela"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1424"]
[BlackElo "1872"]
[PlyCount "88"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. h3 0-0 5. e3 d6 6. Be2 Ne4 7. Nbd2 f5 8. 0-0 Nc6 9. Bh2 h6 10. c3 g5 11. Nxe4 fxe4 12. Nd2 d5 13. c4 e6 14. b3 Ne7 15. Rc1 c6 16. f3 Nf5 17. Kf2 Nxd4 18. exd4 Bxd4+ 19. Ke1 e3 20. Qc2 exd2+ 21. Kxd2 dxc4 22. Ke1 Kg7 23. Bxc4 e5 24. g4 b5 25. Bd3 Rf6 26. Qe2 Qd6 27. Qe4 Rb8 28. Qh7+ Kf8 29. Qh8+ Ke7 30. Qh7+ Rf7 31. Qe4 Bb7 32. Qe2 Kf8 33. Be4 Qb4+ 34. Kd1 Rd8 35. Bd3 c5 36. Rc2 a5 37. Bxb5 Bg1+ 38. Kc1 Bxh2 39. Bc4 Bf4+ 40. Kb1 Rfd7 41. Kb2 Rd2 42. Qe1 Rxc2+ 43. Kxc2 Rd2+ 44. Kb1 Qa3 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.18"]
[Round "3"]
[White "Cosme Contreras, Trilce"]
[Black "Pychova, Nela"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1872"]
[BlackElo "2107"]
[PlyCount "128"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. a3 Bxc3 5. bxc3 b6 6. g3 Bb7 7. Bg2 0-0 8. 0-0 d6 9. d3 Nbd7 10. e4 Nc5 11. Nd4 Qd7 12. f4 Qa4 13. Qe2 a6 14. Rb1 Qe8 15. g4 Na4 16. Bd2 c5 17. Nc2 Nd7 18. Ne3 Bc6 19. Kh1 b5 20. g5 Nab6 21. h4 f6 22. Qg4 bxc4 23. dxc4 f5 24. exf5 exf5 25. Qg3 Be4 26. Rbe1 Qe6 27. Bc1 Nxc4 28. Nxc4 Qxc4 29. Bxe4 fxe4 30. f5 Ne5 31. Rf4 Qd3 32. Re3 Qb1 33. Qg1 Nd3 34. Rf1 Rae8 35. f6 g6 36. h5 Ne5 37. hxg6 Nxg6 38. Rh3 Rf7 39. Bf4 Qb6 40. Qh2 d5 41. Qd2 d4 42. Bg3 Qe6 43. Rh2 e3 44. Qd3 Qe4+ 45. Qxe4 Rxe4 46. Kg2 e2 47. Rc1 d3 48. Be1 Rg4+ 49. Kf3 Rxg5 50. Ke4 c4 51. Bd2 Rb5 52. Re1 Rxf6 53. Kd4 Rd6+ 54. Ke4 Rb2 55. Bc1 d2 56. Bxd2 Rbxd2 57. Kf5 R6d5+ 58. Kf6 Rd6+ 59. Kf5 R2d5+ 60. Kg4 Ne5+ 61. Kg3 Rg6+ 62. Kf4 Nd3+ 63. Ke4 Nxe1 64. Kxd5 Ng2 0-1

[Event "Wch U18 Girls"]
[Site "Montevideo"]
[Date "2017.09.17"]
[Round "1"]
[White "Cosme Contreras, Trilce"]
[Black "Lahav, Michal"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1872"]
[BlackElo "2196"]
[PlyCount "96"]
[EventDate "2017.09.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "URU"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 c5 6. d4 d5 7. cxd5 Nxd5 8. e4 Nxc3 9. bxc3 Bg4 10. Be3 Nc6 11. e5 cxd4 12. cxd4 Qa5+ 13. Qd2 Qa6 14. h3 Bxf3 15. Bxf3 Rfd8 16. Bxc6 Qxc6 17. 0-0 Bxe5 18. Qb4 Bf6 19. Rac1 Qd7 20. Bf4 Rac8 21. Be5 Bxe5 22. dxe5 b6 23. a4 Rb8 24. h4 e6 25. Rc3 Qd4 26. Qxd4 Rxd4 27. Ra1 Re4 28. f4 Re2 29. Rd1 Ra2 30. Rd4 b5 31. axb5 Rxb5 32. Rd1 Rbb2 33. Rf3 Kg7 34. Kf1 a5 35. Kg1 a4 36. Kf1 a3 37. Rc1 Rh2 38. Kg1 Rag2+ 39. Kf1 a2 40. Ra3 Rb2 41. Kg1 Rhd2 42. Re1 Rb1 43. Kf1 Rh2 44. Kg1 Rxe1+ 45. Kxh2 a1Q 46. Rxa1 Rxa1 47. g4 Ra3 48. Kg2 Kf8 0-1

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.14"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Alboredo, Julia"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1872"]
[BlackElo "2120"]
[PlyCount "108"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. b3 Be6 10. Bb2 f5 11. e4 fxe4 12. Nxe4 Bg4 13. h3 Bxf3 14. Bxf3 Nd4 15. Bg2 a5 16. a4 Bb4 17. Rc1 c6 18. Bxd4 exd4 19. Qh5 Qe7 20. Rc2 Nd7 21. Re2 g6 22. Qh6 Qg7 23. Qc1 Kh8 24. f4 Rae8 25. Ref2 Nb6 26. f5 gxf5 27. Rxf5 Rxf5 28. Rxf5 Nd5 29. Qg5 Qxg5 30. Nxg5 Ne3 31. Rf7 Re7 32. Be4 h6 33. Rxe7 Bxe7 34. Ne6 Nc2 35. Kf1 Kg8 36. Ke2 Kf7 37. Kd2 Kxe6 38. Kxc2 Ke5 39. Kd2 Bd6 40. Ke2 Be7 41. h4 Kd6 42. Bg6 Kc5 43. Kd2 Bd6 44. g4 Bg3 45. h5 Bf4+ 46. Kc2 b5 47. axb5 cxb5 48. Bf7 Kb4 49. Be8 Bg5 50. Bd7 a4 51. bxa4 bxa4 52. Be8 a3 53. Bd7 Bf4 54. Be8 Bg5 1/2-1/2

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.13"]
[Round "8"]
[White "Jorquera Cabello, Valentina Paz"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "1977"]
[BlackElo "1872"]
[PlyCount "134"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Bxg5+ 14. Kb1 Ne5 15. Qh5 Qd8 16. h4 Bf6 17. Nxe6 Bxe6 18. fxe6 0-0 19. exf7+ Kh8 20. Bh3 Rxf7 21. Nd5 g6 22. Qe2 Bxh4 23. Be6 Rf2 24. Qe3 Qg5 25. Qh3 Nf3 26. Bg4 Nd2+ 27. Ka1 Nxe4 28. Qxh4 Qxh4 29. Rxh4 Rxc2 30. Kb1 Rf2 31. Rdh1 Ra7 32. Bd1 Nd2+ 33. Kc1 Nc4 34. Bc2 Ne5 35. Nf4 Rc7 36. Kb1 Rfxc2 37. Nd5 R2c5 38. Nxc7 Rxc7 39. Rd1 Nf7 40. Re4 Kg7 41. Re8 g5 42. Ra8 g4 43. Rxa6 Rc5 44. a4 bxa4 45. Rxa4 h5 46. b4 Rf5 47. Ra5 Kg6 48. Rxf5 Kxf5 49. Rf1+ Kg6 50. Kc2 g3 51. Kd2 Ne5 52. Ke2 Kg5 53. Rf8 Kg4 54. Rg8+ Kh3 55. Kf1 Kh2 56. b5 h4 57. b6 h3 58. b7 Nd7 59. Rg7 Nb8 60. Rg8 Na6 61. Rg6 Nb8 62. Rg8 d5 63. Rxb8 g2+ 64. Ke2 g1Q 65. Rc8 Qg4+ 66. Kd3 Qe4+ 67. Kc3 d4+ 0-1

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.12"]
[Round "7"]
[White "Cosme Contreras, Trilce"]
[Black "Zuriel, Marisa"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1872"]
[BlackElo "2180"]
[PlyCount "86"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. e3 Nf6 7. Nge2 0-0 8. 0-0 c6 9. Rb1 a5 10. a3 Be6 11. b4 axb4 12. axb4 d5 13. cxd5 cxd5 14. Na4 Bf7 15. d4 e4 16. b5 b6 17. Qb3 Ra7 18. Ba3 Re8 19. Rfc1 Bf8 20. Bxf8 Rxf8 21. Nac3 Qd6 22. Na2 g5 23. Nb4 Rc7 24. Rxc7 Qxc7 25. Rc1 Qd6 26. Nc6 Nfd7 27. Qb4 Qxb4 28. Nxb4 Be6 29. Rc7 Nf6 30. Nc3 Rf7 31. Na6 Nbd7 32. Na4 f4 33. Rc6 Bg4 34. Nxb6 Nxb6 35. Rxb6 Be2 36. Nc5 Nd7 37. exf4 Nxb6 38. Bh3 Ra7 39. Be6+ Kg7 40. h4 Ra1+ 41. Kh2 Bf3 42. g4 gxf4 43. g5 Rh1# 0-1

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.11"]
[Round "6"]
[White "Aliaga Fernandez, Ingrid Yadira"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2182"]
[BlackElo "1872"]
[PlyCount "145"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 0-0 9. 0-0 Be6 10. a4 Nbd7 11. Re1 Qc7 12. Nd2 h6 13. Nf1 Rac8 14. Ne3 Nb6 15. f4 Nc4 16. f5 Nxe3 17. Bxe3 Bd7 18. a5 d5 19. Nxd5 Nxd5 20. Qxd5 Rfd8 21. Bb6 Bc5+ 22. Qxc5 Qxc5+ 23. Bxc5 Rxc5 24. c3 Bc6 25. Re2 Bb5 26. Rc2 Bc4 27. Bf3 Bb3 28. Rf2 Rc4 29. Kf1 f6 30. Ke1 Ra4 31. Rxa4 Bxa4 32. Rd2 Rc8 33. Rd6 Kf8 34. Kd2 Ke7 35. Re6+ Kd7 36. Be2 Bc6 37. Ke3 Ba4 38. Rb6 Rc7 39. h4 Kc8 40. Rb4 Bd7 41. Bc4 Rc5 42. Bd5 Bb5 43. Rb3 Rc7 44. Ra3 Bc6 45. c4 Kd7 46. Be6+ Ke7 47. Rd3 Be8 48. b4 h5 49. Rd2 Ba4 50. c5 Bb5 51. Rd6 Be8 52. Bd5 Bd7 53. Rb6 Bc8 54. Kf3 Kd8 55. Rd6+ Bd7 56. Bf7 Ke7 57. Bxh5 Rc6 58. Rd2 Rc8 59. Ke3 Bb5 60. Be2 Be8 61. Bc4 Bh5 62. Rd6 Rd8 63. Bd5 Rxd6 64. cxd6+ Kxd6 65. Bxb7 Kc7 66. Bxa6 Kb8 67. Be2 Be8 68. g4 Ka7 69. g5 fxg5 70. hxg5 Bf7 71. Kd2 Kb7 72. Kc3 Kc6 73. Bc4 1-0

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.10"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Cori Tello, Deysi Estella"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1872"]
[BlackElo "2389"]
[PlyCount "228"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 Nbd7 5. Bf4 Bb4 6. e3 c5 7. Bd3 cxd4 8. exd4 dxc4 9. Bxc4 Qa5 10. 0-0 Bxc3 11. bxc3 0-0 12. Qb3 Qf5 13. Bd6 Re8 14. Rad1 b6 15. Bd3 Qh5 16. Qb5 Qxb5 17. Bxb5 Ne4 18. Bc6 Nxd6 19. Bxa8 Ba6 20. Rfe1 Rxa8 21. d5 e5 22. Nxe5 Nxe5 23. Rxe5 Kf8 24. Rde1 Bc4 25. a3 Rd8 26. f4 Nb5 27. d6 Nxd6 28. Rd1 g6 29. g4 Be6 30. f5 gxf5 31. gxf5 Bb3 32. Rd4 Kg7 33. Kf2 Kf6 34. Re3 Bc2 35. Kf3 Bxf5 36. Kf4 Be6 37. h4 b5 38. Re5 Rg8 39. Rg5 Rxg5 40. hxg5+ Ke7 41. a4 a6 42. axb5 Nxb5 43. Ra4 Nxc3 44. Rxa6 Kf8 45. Ra1 Kg7 46. Re1 Kg6 47. Rh1 Nd5+ 48. Ke5 Ne7 49. Kf4 Kg7 50. Rh2 Ng6+ 51. Ke4 Bg4 52. Rh1 Nf8 53. Kf4 Be2 54. Rh2 Bd3 55. Rh1 Ne6+ 56. Kg4 Be2+ 57. Kf5 Bf3 58. Rh4 Bb7 59. Rc4 Ba6 60. Rh4 Bc8 61. Rh2 Nd4+ 62. Ke4 Nf5 63. Kf4 Kg6 64. Rh1 Be6 65. Rh2 Bc4 66. Rh1 Be2 67. Rh2 Bc4 68. Rh1 Nd4 69. Rh6+ Kg7 70. Rh2 Ba6 71. Rh4 Ne6+ 72. Kf5 Bd3+ 73. Kg4 Kf8 74. Rh3 Be2+ 75. Kf5 Ke7 76. Rh2 Bd3+ 77. Kg4 Ng7 78. Rd2 Bg6 79. Kf4 f6 80. gxf6+ Kxf6 81. Rd6+ Ne6+ 82. Kg4 Ke5 83. Ra6 Bd3 84. Ra3 Be2+ 85. Kh4 Kf5 86. Re3 Bb5 87. Kh5 Be8+ 88. Kh6 Bg6 89. Re5+ Kf6 90. Ra5 Bd3 91. Ra7 Ng5 92. Ra5 Nf7+ 93. Kh5 Bg6+ 94. Kh4 Ne5 95. Ra6+ Kf5 96. Ra5 Be8 97. Rc5 Kf4 98. Rc7 Bg6 99. Ra7 Nf3+ 100. Kh3 Bf5+ 101. Kg2 Ng5 102. Ra3 h5 103. Rc3 h4 104. Ra3 Be4+ 105. Kh2 Kg4 106. Ra4 Nf3+ 107. Kg2 Nd2+ 108. Kh2 h3 109. Kg1 Kg3 110. Ra3+ Bf3 111. Rxf3+ Nxf3+ 112. Kh1 Ne1 113. Kg1 Nd3 114. Kh1 Nf2+ 0-1

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.08"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Carraro, Denise"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1872"]
[BlackElo "2071"]
[PlyCount "93"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 d6 6. d3 f5 7. e3 Nf6 8. Nge2 0-0 9. 0-0 Be6 10. b4 Rb8 11. b5 Ne7 12. Ba3 g5 13. f4 gxf4 14. exf4 b6 15. Qb3 Rf7 16. Rbe1 Ng6 17. Nd1 d5 18. c5 bxc5 19. fxe5 Nd7 20. d4 c6 21. dxc5 Rxb5 22. Qc2 Bxe5 23. Ndc3 Rb8 24. Qa4 Qc7 25. Nd4 Bxd4+ 26. Qxd4 Nde5 27. Nd1 Re8 28. Bb2 Bc8 29. h4 h5 30. Kh1 Rfe7 31. Nf2 Ba6 32. Rg1 Ng4 33. Rxe7 Qxe7 34. Nxg4 fxg4 35. Kh2 Qe5 36. Qf2 Qe6 37. Rd1 Ne5 38. Qf4 Nf3+ 39. Bxf3 Qg6 40. Bg2 Re2 41. Rd2 Re8 42. Rf2 Bc4 43. Qd4 Kh7 44. Rf6 Qg7 45. Qf4 Re7 46. Qf5+ Kg8 47. Rg6 1-0

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.07"]
[Round "3"]
[White "Chumpitaz Carbajal, Ann"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2225"]
[BlackElo "1872"]
[PlyCount "45"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 b5 10. e5 Bb7 11. Qg3 dxe5 12. fxe5 b4 13. Ncb5 axb5 14. Nxb5 Qc6 15. exf6 Bxf6 16. Bxf6 gxf6 17. Nd6+ Ke7 18. Bb5 Qb6 19. Qg7 Rf8 20. Rhe1 Nc6 21. Nf5+ Ke8 22. Qxf6 Qc7 23. Ng7# 1-0

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.06"]
[Round "2"]
[White "Amura, Claudia Noemi"]
[Black "Cosme Contreras, Trilce"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2262"]
[BlackElo "1872"]
[PlyCount "100"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. e3 Qb6 5. b3 cxd4 6. exd4 d5 7. Qe2+ Be6 8. Qb5+ Qxb5 9. Bxb5+ Nd7 10. Ne2 Bd6 11. 0-0 a6 12. Bd3 Rc8 13. f4 f5 14. g4 Nf6 15. gxf5 Bd7 16. a4 0-0 17. Nd2 Bb4 18. Nf3 Ne4 19. Ng3 Bc3 20. Nxe4 dxe4 21. Bxe4 Bxa1 22. Rxa1 f6 23. c4 Rfe8 24. Bxb7 Rb8 25. Bd5+ Kf8 26. Nd2 Bxf5 27. Ra2 Re3 28. Bf3 g5 29. fxg5 fxg5 30. Kf2 Rc3 31. c5 Rb4 32. Rb2 a5 33. Be4 Rxd4 34. Bxf5 Rf4+ 35. Kg2 Rxf5 36. b4 axb4 37. Rxb4 Rcxc5 38. Kg3 Rc3+ 39. Kg2 Rc2 40. Rd4 Rf4 41. Rd7 Ke8 42. Rd5 Rxa4 43. Kg3 Rc3+ 44. Kf2 Ra2 45. Ke1 Rc1+ 46. Kf2 Kf7 47. Kf3 Rd1 48. Ke3 Kg6 49. Rd3 Kh5 50. Ke2 Rdxd2+ 0-1

[Event "American Continental (Women) 10th"]
[Site "Villa Martelli"]
[Date "2017.09.05"]
[Round "1"]
[White "Cosme Contreras, Trilce"]
[Black "Martinez, Ayelen"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1872"]
[BlackElo "2190"]
[PlyCount "75"]
[EventDate "2017.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 0-0 7. d3 h6 8. Rb1 Re8 9. e4 a5 10. a3 c6 11. b4 axb4 12. axb4 d5 13. c5 Na6 14. Qc2 Nc7 15. Re1 Bg4 16. Nd2 Ne6 17. f3 Nd4 18. Qd1 Be6 19. Bb2 h5 20. Ne2 Bh6 21. Nxd4 exd4 22. e5 Be3+ 23. Kh1 Nd7 24. Nf1 b6 25. Nxe3 dxe3 26. d4 bxc5 27. bxc5 Ra2 28. Qb3 Qa8 29. Qxe3 Bf5 30. Ra1 Rb8 31. Rxa2 Qxa2 32. Bc1 Rb4 33. h3 Rc4 34. Bf1 Rc2 35. Re2 Qc4 36. Bd2 Bd3 37. e6 Ne5 38. e7 1-0

[Event "Pan American-ch U18 Girls"]
[Site "San Jose"]
[Date "2017.07.03"]
[Round "4"]
[White "Bashkansky, Naomi"]
[Black "Cosme Contreras, Trilce"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "1978"]
[BlackElo "1905"]
[PlyCount "127"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nfd7 7. Qd2 c5 8. d5 Qb6 9. Nge2 Ne5 10. Nc1 f5 11. exf5 Bxf5 12. h3 Bd7 13. f4 Nf7 14. Bd3 e5 15. dxe6 Bxe6 16. 0-0 Nc6 17. g4 Rae8 18. N1e2 Nb4 19. f5 Ne5 20. fxe6 Nbxd3 21. Nd5 Qxb2 22. Qxb2 Nxb2 23. e7 Rxf1+ 24. Rxf1 Nf7 25. Rc1 Nd3 26. Rb1 b6 27. Nef4 Nxf4 28. Bxf4 g5 29. Bg3 Bd4+ 30. Kg2 Kg7 31. Rf1 Be5 32. Be1 Nh6 33. Bd2 Bf4 34. Bc3+ Kg6 35. Nxf4+ gxf4 36. Rxf4 Rxe7 37. Rf6+ Kg7 38. Rxd6+ Kg8 39. Rxh6 Re4 40. Rf6 Rxc4 41. Bd2 Rc2 42. Rf2 Rxa2 43. Bh6 Rxf2+ 44. Kxf2 a5 45. Ke2 a4 46. Kd3 Kf7 47. Kc4 Kg6 48. Bc1 h5 49. g5 h4 50. Bd2 Kf5 51. Be3 Kg6 52. Bc1 Kf5 53. Bf4 Kg6 54. Kc3 b5 55. Kb2 c4 56. Bd6 Kxg5 57. Be7+ Kf4 58. Bxh4 b4 59. Be7 b3 60. Bf6 Kg3 61. h4 Kg4 62. Be7 Kh5 63. Kc3 Kg4 64. Ba3 1/2-1/2

[Event "Pan American-ch U18 Girls"]
[Site "San Jose"]
[Date "2017.07.03"]
[Round "5"]
[White "Cosme Contreras, Trilce"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1905"]
[BlackElo "2058"]
[PlyCount "81"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Re8 6. 0-0 Bxc3 7. bxc3 d6 8. Rb1 e4 9. Nd4 c5 10. Nc2 Nbd7 11. Ne3 Nb6 12. d3 Qc7 13. dxe4 Nxe4 14. Qd3 Nf6 15. Rd1 Rd8 16. Nd5 Nbxd5 17. cxd5 Re8 18. e4 Bd7 19. f4 Ba4 20. Re1 c4 21. Qd4 Qc5 22. Qxc5 dxc5 23. e5 b6 24. Ba3 Nd7 25. d6 Rad8 26. Rb2 Kf8 27. Kf2 Rc8 28. Bb7 Rb8 29. Bd5 a5 30. Rbe2 Rec8 31. Bxc4 b5 32. Bxf7 Kxf7 33. e6+ Kf8 34. exd7 Rd8 35. Re8+ Rxe8 36. dxe8Q+ Rxe8 37. Bxc5 Rd8 38. Re7 Kg8 39. Rc7 Bc2 40. g4 Bg6 41. d7 1-0

[Event "Pan American-ch U18 Girls"]
[Site "San Jose"]
[Date "2017.07.02"]
[Round "3"]
[White "Cosme Contreras, Trilce"]
[Black "Velasquez, Angie Gabriela"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1905"]
[BlackElo "1723"]
[PlyCount "95"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 a6 6. a3 Nf6 7. e3 e6 8. d4 cxd4 9. exd4 d5 10. c5 0-0 11. Nge2 Nd7 12. 0-0 Qf6 13. Be3 Ne7 14. Qd2 Re8 15. Bg5 Qf5 16. g4 Qxg4 17. h3 Qf5 18. Ng3 Bxd4 19. Nxf5 Nxf5 20. b4 Ne5 21. Ne2 Nc4 22. Qd1 Bg7 23. Qa4 b5 24. cxb6 Bb7 25. Rfc1 Nxb6 26. Qd1 Rab8 27. Qb3 Nc4 28. Rc2 Bc6 29. Bd2 Bb5 30. Bc3 Bf8 31. Nd4 Nxd4 32. Bxd4 Bd7 33. Qf3 e5 34. Ba7 Ra8 35. Qxd5 Be6 36. Qxa8 Rxa8 37. Bxa8 Nxa3 38. Rcc1 Nxb1 39. Rxb1 Bxh3 40. Bc5 Bg7 41. Bb7 Bf5 42. Rd1 Bf6 43. Bxa6 Kg7 44. b5 Bg4 45. b6 e4 46. b7 Be5 47. Bd4 Bxd4 48. Rxd4 1-0

[Event "Pan American-ch U18 Girls"]
[Site "San Jose"]
[Date "2017.07.01"]
[Round "1"]
[White "Cosme Contreras, Trilce"]
[Black "Guillen Cristobal, Sandra Nayeli"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1905"]
[BlackElo "1597"]
[PlyCount "46"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 b6 3. e4 d6 4. d4 Bb7 5. d5 Nbd7 6. Nf3 g6 7. Bd3 Bg7 8. h3 c6 9. Be3 Qc7 10. Rc1 0-0 11. 0-0 a5 12. a3 Nc5 13. Bb1 Na6 14. Qd2 Nd7 15. Na4 Nac5 16. Bc2 Ba6 17. b4 axb4 18. axb4 Nxa4 19. Bxa4 Bb7 20. Bxc6 Bxc6 21. dxc6 Qxc6 22. Qd5 Rfc8 23. Rfd1 Ra4 0-1

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.30"]
[Round "9"]
[White "Cosme Contreras, Trilce"]
[Black "Ichimura G Barbosa, Larissa Yuki"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1917"]
[BlackElo "1957"]
[PlyCount "122"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4 d6 5. g3 0-0 6. Bg2 e5 7. d3 h6 8. Rb1 a5 9. a3 Nc6 10. b4 axb4 11. axb4 Be6 12. b5 Nd4 13. Nxd4 exd4 14. Ne2 Nd7 15. Bb2 Ra2 16. 0-0 Bg4 17. f3 Be6 18. Bxd4 Rxe2 19. Bxg7 Rxg2+ 20. Kxg2 Kxg7 21. Qc2 f5 22. d4 Nf6 23. d5 Bd7 24. Qc3 Kh7 25. e5 dxe5 26. Qxe5 Re8 27. Qd4 Re2+ 28. Rf2 Qe7 29. c5 f4 30. d6 cxd6 31. cxd6 Qe6 32. Rxe2 Qxe2+ 33. Qf2 Qd3 34. Re1 Qxd6 35. Qe2 fxg3 36. hxg3 Kg7 37. Rd1 Qc5 38. Re1 Kf8 39. Qb2 Kg7 40. Qe2 Kf7 41. Qe5 Qxe5 42. Rxe5 b6 43. Re2 Ne8 44. Ra2 Nd6 45. Ra7 Ke6 46. g4 Bxb5 47. Ra1 Bc4 48. Rh1 Nf7 49. Kf2 b5 50. Re1+ Kd5 51. Re7 Kd4 52. Rb7 Kc3 53. f4 b4 54. Rb6 b3 55. Rxg6 b2 56. Rb6 Bb3 57. Rc6+ Kb4 58. Rb6+ Kc4 59. Rb7 b1Q 60. Rxf7 Kd4 61. Rd7+ Bd5 0-1

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.29"]
[Round "8"]
[White "Cosme Contreras, Trilce"]
[Black "Sigchos Bosques, Breana Gisell"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1917"]
[BlackElo "1776"]
[PlyCount "70"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 e5 5. Bg2 Ne7 6. Nf3 Nbc6 7. a3 Nf5 8. b4 Be6 9. Rb1 Nfd4 10. 0-0 a6 11. d3 Be7 12. Nd2 0-0 13. Nc4 f6 14. e3 Nb5 15. Qc2 Qd7 16. Rd1 Rad8 17. Ne4 Bd5 18. f3 Qe6 19. Bb2 f5 20. Nc3 f4 21. gxf4 exf4 22. Nxd5 Rxd5 23. exf4 Rxf4 24. Re1 Qg6 25. Ne5 Nxe5 26. Bxe5 Rxf3 27. Kh1 Nxa3 28. Qe2 Rfxd3 29. Bxd5+ Rxd5 30. Rg1 Rxe5 31. Qxe5 Qc6+ 32. Rg2 Bf6 33. Qf5 Nxb1 34. Qxb1 h6 35. Qb3+ Kh8 1/2-1/2

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.29"]
[Round "7"]
[White "Nunez Giler, Fanny Cecilia"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1556"]
[BlackElo "1917"]
[PlyCount "93"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qf3 e6 7. g4 Be7 8. g5 Nfd7 9. h4 Nc6 10. Be3 Qc7 11. 0-0-0 Nce5 12. Qg2 b5 13. a3 Nc4 14. Bxc4 bxc4 15. h5 Nf8 16. g6 hxg6 17. hxg6 Nxg6 18. Rxh8+ Nxh8 19. Qxg7 Ng6 20. f4 Bf8 21. Qh7 Qe7 22. f5 Ne5 23. Bf4 f6 24. Qh3 exf5 25. Nd5 fxe4 26. Qh4 Ng6 27. Qg3 Qf7 28. Bxd6 Qxd5 29. Qxg6+ Kd7 30. Bxf8 Qg5+ 31. Qxg5 fxg5 32. Bh6 g4 33. Nf5+ Ke6 34. Ne3 c3 35. b3 Bb7 36. Nxg4 Rh8 37. Be3 Rg8 38. Nf2 Rg3 39. Re1 Kf5 40. Nd1 Rf3 41. Nxc3 Bc6 42. Ne2 Rxe3 43. Nd4+ Kf4 44. Rxe3 Kxe3 45. Nxc6 Kf2 46. c4 e3 47. Nd4 1-0

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.28"]
[Round "6"]
[White "Cosme Contreras, Trilce"]
[Black "Ruiz, Mishell"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1917"]
[BlackElo "1780"]
[PlyCount "128"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. d3 Nf6 6. e4 d6 7. Nge2 0-0 8. 0-0 Rb8 9. h3 a6 10. f4 Bd7 11. a4 Ne8 12. Be3 Nd4 13. Bf2 b5 14. axb5 axb5 15. Nxd4 cxd4 16. Nxb5 Bxb5 17. cxb5 Rxb5 18. Qa4 Qb6 19. Qa7 e5 20. Qxb6 Rxb6 21. Ra2 Rb3 22. Rd1 Nc7 23. Ra7 Nb5 24. Rb7 Ra8 25. f5 Rxb2 26. Rc1 Bh6 27. Rcc7 Ra1+ 28. Bf1 Nxc7 29. Rxb2 gxf5 30. exf5 Nd5 31. Re2 Be3 32. Kg2 Nc3 33. Rc2 Nd1 34. Be1 Bg5 35. Bf2 d5 36. Be2 Nxf2 37. Kxf2 e4 38. h4 Be3+ 39. Kg2 Kg7 40. Rc5 Ra2 41. Kf1 Ra1+ 42. Kg2 Rg1+ 43. Kh2 Re1 44. Rc2 Kf6 45. g4 Ke5 46. Kh3 Kf4 47. f6 h6 48. Kg2 Rg1+ 49. Kh2 Re1 50. Kg2 Rxe2+ 51. Rxe2 exd3 52. Re1 Kxg4 53. Rd1 d2 54. Rf1 d3 55. Rh1 h5 56. Rf1 Kxh4 57. Kf3 d4 58. Ke4 Kg3 59. Kxd3 h4 60. Ke2 h3 61. Rf5 h2 62. Rh5 Kg2 63. Kd1 h1Q+ 64. Rxh1 Kxh1 0-1

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.27"]
[Round "4"]
[White "Cosme Contreras, Trilce"]
[Black "Monroy Garzon, Nataly Alejandra"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1917"]
[BlackElo "2094"]
[PlyCount "120"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 Nc6 4. Bg2 d6 5. d3 e5 6. e3 f5 7. Nge2 Nf6 8. 0-0 0-0 9. Rb1 Be6 10. f4 Rb8 11. b3 Ne7 12. d4 e4 13. d5 Bf7 14. Qc2 c5 15. h3 a6 16. g4 fxg4 17. Nxe4 gxh3 18. Bxh3 Nf5 19. Ng5 h6 20. Nxf7 Rxf7 21. Bxf5 gxf5 22. Qxf5 Qe7 23. Qe6 Re8 24. Qxe7 Rfxe7 25. Ng3 Ne4 26. Nxe4 Rxe4 27. a4 Bf6 28. Kf2 a5 29. Rh1 Kh7 30. Bd2 b6 31. Rh3 Bd4 32. Rf3 Bf6 33. Rh1 R8e7 34. Ke2 Kg6 35. Rg3+ Kh7 36. Kd3 Re8 37. Rhh3 R8e7 38. Bc3 Bxc3 39. Kxc3 Rg7 40. Rxg7+ Kxg7 41. Kd3 Re7 42. e4 Kg6 43. Rg3+ Kf6 44. Ke3 Re8 45. Kf3 Rd8 46. Kg4 Rg8+ 47. Kh4 Re8 48. Re3 Re7 49. e5+ dxe5 50. d6 Rd7 51. fxe5+ Ke6 52. Kh5 Rf7 53. Kxh6 Rf4 54. Kg5 Rd4 55. Kg6 Rg4+ 56. Kh6 Rg1 57. Re2 Rg3 58. Rd2 Rg8 59. d7 Rd8 60. Kg7 Ke7 1-0

[Event "South America-ch U20 Girls 13th"]
[Site "Manta"]
[Date "2017.04.27"]
[Round "5"]
[White "Ortiz Verdesoto, Anahi Eduarda"]
[Black "Cosme Contreras, Trilce"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1917"]
[BlackElo "1917"]
[PlyCount "63"]
[EventDate "2017.04.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Nge2 0-0 6. Ng3 e5 7. d5 a5 8. Be2 h6 9. Be3 Na6 10. Qd2 Kh7 11. h4 Ng8 12. h5 g5 13. Nf1 b6 14. g3 Nc5 15. Bd1 f5 16. Bxc5 bxc5 17. exf5 Bxf5 18. Ne3 Kh8 19. Nxf5 Rxf5 20. Bc2 Rf7 21. Qd3 Bf6 22. Ne4 Rb8 23. b3 Qf8 24. 0-0-0 Qg7 25. f3 Rbf8 26. Rdf1 g4 27. fxg4 Qxg4 28. Nxf6 Nxf6 29. Rh4 Qg5+ 30. Kb2 e4 31. Qc3 Qg7 32. Rhf4 1-0

