[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.27"]
[Round "7.2"]
[White "Chavez Sierra, Jorge Alberto"]
[Black "Collado, Victor"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1649"]
[BlackElo "1775"]
[PlyCount "76"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 c6 5. e3 Qe7 6. d3 0-0 7. Nge2 Bb6 8. 0-0 d6 9. b3 Bg4 10. h3 Bxe2 11. Qxe2 Nbd7 12. Ba3 Rfe8 13. Ne4 Bc7 14. Nxf6+ Nxf6 15. Rfd1 Rad8 16. Rac1 Qe6 17. Kh2 Bb8 18. Bb2 d5 19. cxd5 Nxd5 20. Bxd5 Rxd5 21. Qg4 Qxg4 22. hxg4 Red8 23. d4 exd4 24. Rxd4 Be5 25. Rxd5 Rxd5 26. Bxe5 Rxe5 27. Rd1 Rd5 28. Rxd5 cxd5 29. Kg2 Kf8 30. Kf3 Ke7 31. Kf4 Ke6 32. g5 a5 33. a3 Kd6 34. Kf3 Kc5 35. Ke2 a4 36. bxa4 Kc4 37. Kd2 Kb3 38. Kd3 Kxa3 0-1

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.27"]
[Round "8.6"]
[White "Giraldo Arana, Jose Alfonso"]
[Black "Chavez Sierra, Jorge Alberto"]
[Result "1/2-1/2"]
[ECO "B82"]
[WhiteElo "1563"]
[BlackElo "1649"]
[PlyCount "37"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. a4 Be7 8. Be2 Nc6 9. Be3 e5 10. fxe5 dxe5 11. Nxc6 bxc6 12. Qxd8+ Bxd8 13. Bc5 Be7 14. Bxe7 Kxe7 15. 0-0 Be6 16. b4 Nd7 17. Rfb1 Rhc8 18. Nd1 a5 19. c3 1/2-1/2

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.25"]
[Round "4.1"]
[White "Chavez Sierra, Jorge Alberto"]
[Black "Mostacero Velarde, Isabella Maribel"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1649"]
[BlackElo "1762"]
[PlyCount "78"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. d4 Nc6 5. Nf3 e5 6. dxe5 dxe5 7. Qxd8+ Nxd8 8. Nc3 c6 9. 0-0 Ne7 10. Nd2 f5 11. Rb1 a5 12. b3 0-0 13. Bb2 Ne6 14. e3 e4 15. Ne2 b5 16. Bxg7 Kxg7 17. cxb5 cxb5 18. f3 Nd5 19. Kf2 Nc5 20. Nc1 Bb7 21. f4 Rad8 22. Rb2 Rd7 23. Re1 Rfd8 24. Nb1 Nb4 25. Bf1 Nbd3+ 26. Nxd3 exd3 27. Nd2 Ne4+ 28. Nxe4 fxe4 29. Rd1 Rc7 30. Ke1 Kf6 31. Bh3 Bc8 32. g4 Ke7 33. Kd2 h5 34. Bg2 Bxg4 35. Rc1 Rxc1 36. Kxc1 Bf5 37. Kd2 h4 38. b4 a4 39. a3 g5 0-1

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.25"]
[Round "5.6"]
[White "Romero Rodriguez, Jorge"]
[Black "Chavez Sierra, Jorge Alberto"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1680"]
[BlackElo "1649"]
[PlyCount "40"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. f4 d5 3. e5 Nc6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. d4 cxd4 7. Nf3 e6 8. Nxd4 h5 9. Nd2 Bc5 10. N2b3 Bxd4 11. Nxd4 Rc8 12. 0-0 g6 13. c3 Ne7 14. Be3 Qd7 15. g3 b6 16. Qd2 Bb5 17. Rf2 Ba6 18. Rd1 Nc6 19. Nxc6 Qxc6 20. Bd4 Ke7 1/2-1/2

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.23"]
[Round "2.1"]
[White "Chavez Sierra, Jorge Alberto"]
[Black "Ramirez, Marco"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1649"]
[BlackElo "1816"]
[PlyCount "40"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 f5 3. Bg2 Bc5 4. a3 Nc6 5. e3 Nf6 6. Nc3 0-0 7. b4 Be7 8. d4 exd4 9. exd4 Re8 10. Nge2 Ne4 11. 0-0 Bf6 12. Be3 Nxc3 13. Nxc3 Ne7 14. Nd5 Nxd5 15. Bxd5+ Kh8 16. Re1 c6 17. Bg2 d6 18. Rb1 Bd7 19. Qd2 Qe7 20. h4 Qf7 1-0

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.23"]
[Round "3.3"]
[White "Nunez Taype, Alexander Gregory"]
[Black "Chavez Sierra, Jorge Alberto"]
[Result "0-1"]
[ECO "B95"]
[BlackElo "1649"]
[PlyCount "66"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Bg5 Be7 8. Bd3 Nc6 9. Nxc6 bxc6 10. e5 dxe5 11. Ne4 Nxe4 12. Bxe7 Qxe7 13. Bxe4 Bb7 14. Qf3 Rc8 15. c3 0-0 16. Qe2 c5 17. Bxb7 Qxb7 18. 0-0 Rfd8 19. Rab1 e4 20. Rfd1 Qc6 21. a5 f5 22. h3 c4 23. Rd4 Rxd4 24. cxd4 Qd5 25. Qd2 Rd8 26. Rc1 Qxd4 27. Qb4 e3 28. Qe1 exf2+ 29. Qxf2 Qxf2+ 30. Kxf2 Rd2+ 31. Kf3 Rxb2 32. Rxc4 Rb5 33. Ra4 Kf7 0-1

[Event "Lima Palma Memorial U1850 1st"]
[Site "Lima"]
[Date "2018.01.22"]
[Round "1.14"]
[White "Puchuri Torres, Camila Jimena"]
[Black "Chavez Sierra, Jorge Alberto"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1078"]
[BlackElo "1649"]
[PlyCount "124"]
[EventDate "2018.01.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. Nf3 cxd4 4. Nxd4 d6 5. Bg5 Ne4 6. Be3 g6 7. g3 Bg7 8. Bg2 Nf6 9. 0-0 a6 10. c4 0-0 11. Qd2 Re8 12. Bh6 Bh8 13. Qg5 Qc7 14. Nd2 Nc6 15. Nxc6 bxc6 16. Nf3 Rb8 17. Rab1 Bf5 18. Rbd1 Rxb2 19. Nh4 Be6 20. Bf3 Rxa2 21. Kg2 Bxc4 22. Nf5 Bxe2 23. Bxe2 Rxe2 24. Rfe1 Rxe1 25. Rxe1 e6 26. Nh4 c5 27. f4 Qc6+ 28. Kg1 Qd5 29. f5 exf5 30. Rxe8+ Nxe8 31. Qe7 Qd4+ 32. Kf1 Qd3+ 33. Kf2 Bd4+ 34. Kg2 Qe4+ 35. Qxe4 fxe4 36. Kf1 f5 37. Ke2 Kf7 38. Kd2 Be5 39. Ng2 d5 40. Bf4 Ke6 41. Bxe5 Kxe5 42. Ke3 d4+ 43. Ke2 g5 44. Ne1 c4 45. Kd2 e3+ 46. Kc2 Ke4 47. h3 d3+ 48. Kd1 c3 49. h4 c2+ 50. Nxc2 dxc2+ 51. Kxc2 Kf3 52. Kd1 Kf2 53. hxg5 e2+ 54. Kd2 e1Q+ 55. Kd3 Qe4+ 56. Kc3 Nd6 57. Kd2 Qe3+ 58. Kc2 Ne4 59. Kb2 Qc3+ 60. Kb1 Qd2 61. g6 Nc3+ 62. Ka1 Qa2# 0-1

