[Event "Arequipa GP Peru Sur"]
[Site "Arequipa"]
[Date "2013.06.29"]
[Round "5"]
[White "Chavez Barriga, Jefferson"]
[Black "Suasnabar, Jesus"]
[Result "0-1"]
[ECO "B28"]
[BlackElo "2039"]
[PlyCount "80"]
[EventDate "2013.06.27"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 e4 9. Be2 Nxd5 10. Bd2 Nxc3 11. Bxc3 Bxc3+ 12. bxc3 Qc7 13. Qd4 0-0 14. 0-0 Bf5 15. Rad1 Nc6 16. Qd6 Rac8 17. Rd5 Be6 18. Qxc7 Rxc7 19. Rd6 Ne5 20. f4 exf3 21. Bxf3 Nc4 22. Rd4 Ne3 23. Rf2 Rfc8 24. Rfd2 g6 25. Rd8+ Rxd8 26. Rxd8+ Kg7 27. Rb8 Rxc3 28. Rxb7 Rxc2 29. a4 Bd5 30. Nd4 Rc1+ 31. Kf2 Bxb7 32. Bxb7 Nc2 33. Nc6 Na3 34. Ke2 Rc4 35. a5 f5 36. Kd3 Kf6 37. Nd4 Rc5 38. Nc6 g5 39. Kd4 f4 40. Nb4 Rc4+ 0-1

[Event "Arequipa GP Peru Sur"]
[Site "Arequipa"]
[Date "2013.06.28"]
[Round "4"]
[White "Medina, Elmer"]
[Black "Chavez Barriga, Jefferson"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1759"]
[PlyCount "122"]
[EventDate "2013.06.27"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Bg5 Nf6 6. Nc3 Bg4 7. h3 Be6 8. Nd5 Bxd5 9. Bxd5 Qd7 10. Bxf6 gxf6 11. c3 0-0-0 12. b4 Bb6 13. Qb3 Rdf8 14. a4 a5 15. Nd2 axb4 16. Nc4 Bc5 17. a5 Kd8 18. a6 bxa6 19. Rxa6 Nb8 20. Ra8 Ke7 21. Na5 bxc3 22. Ke2 Rhg8 23. g3 f5 24. Qxc3 fxe4 25. dxe4 Qb5+ 26. Bc4 Qb4 27. Qc2 Bb6 28. Rb1 Qc5 29. Rxb6 cxb6 30. Ra7+ Kf6 31. Nb3 Qc8 32. Qd3 Qd8 33. Qf3+ Kg7 34. Rxf7+ Kh8 35. Rf5 Rxf5 36. Qxf5 Rf8 37. Qg4 Qf6 38. h4 Nc6 39. f3 Na5 40. Bd5 Nxb3 41. Bxb3 Qg7 42. Qe6 Qxg3 43. Qxd6 Qxf3+ 44. Kd2 Qf2+ 45. Kc3 Qc5+ 46. Qxc5 bxc5 47. Kc4 Rc8 48. Kd5 Kg7 49. Kxe5 c4 50. Bc2 Kf8 51. Ke6 c3 52. Kd5 Ke7 53. Kd4 h6 54. e5 Rc7 55. Kd5 h5 56. Kd4 Rc8 57. Kd5 Rd8+ 58. Kc4 Ke6 59. Kxc3 Kxe5 60. Bg6 Rh8 61. Kc4 Kf4 0-1

[Event "Arequipa GP Peru Sur"]
[Site "Arequipa"]
[Date "2013.06.27"]
[Round "1"]
[White "Chavez Barriga, Jefferson"]
[Black "Santiago Lastra, Nefi"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "2050"]
[PlyCount "76"]
[EventDate "2013.06.27"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 Bd6 7. Qe2+ Nge7 8. Bg5 f6 9. Bh4 Qd7 10. Nbd2 0-0-0 11. 0-0-0 Ng6 12. Bxg6 hxg6 13. Bg3 g5 14. Bxd6 cxd6 15. h3 Bf5 16. Rhe1 Kb8 17. Qb5 Qf7 18. Nb3 Bd7 19. Re3 a6 20. Qe2 Rhe8 21. Ne1 f5 22. Nd3 Re4 23. Nd2 Rc8 24. Kb1 Na5 25. Ka1 Nc4 26. Nxc4 dxc4 27. Nb4 Rce8 28. Rxe4 Rxe4 29. Qd2 f4 30. Nc2 Bf5 31. Na3 Qe6 32. d5 Qe7 33. g3 Re2 34. Qd4 Re1 35. Qd2 Re2 36. Qd4 Re4 37. Qb6 Re1 38. Qd4 Bd3 0-1

[Event "Arequipa GP Peru Sur"]
[Site "Arequipa"]
[Date "2013.06.27"]
[Round "2"]
[White "Gutierrez, Hector"]
[Black "Chavez Barriga, Jefferson"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "108"]
[EventDate "2013.06.27"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. h3 Be7 5. 0-0 Be6 6. Bxe6 fxe6 7. c3 Nf6 8. d3 h6 9. Nbd2 Qd7 10. b4 0-0 11. Nc4 Rf7 12. b5 Nd8 13. a4 c6 14. Rb1 cxb5 15. axb5 Qc7 16. Bd2 Nxe4 17. b6 axb6 18. Nxb6 Ra6 19. Qb3 Nc5 20. Qb5 Nxd3 21. Nd7 Nf4 22. Kh2 Rc6 23. Nb6 Rc5 24. Qa4 Qc6 25. Qd1 Rb5 26. Rxb5 Qxb5 27. Nc8 Qd7 28. Nxe7+ Qxe7 29. Qc2 Qf6 30. Ng1 Qg6 31. Qxg6 Nxg6 32. Ra1 Rxf2 33. Be3 Rf8 34. Ra7 Nf4 35. Nf3 Nd5 36. Bd2 Kh7 37. Ra8 Kg8 38. Rb8 e4 39. Nd4 e3 40. Be1 Kf7 41. c4 Nf4 42. g3 Nd3 43. Ba5 Ke7 44. Bxd8+ Rxd8 45. Rxb7+ Rd7 46. Rb3 e2 47. Nxe2 Ne5 48. c5 dxc5 49. Re3 Nc4 50. Re4 Rd2 51. Kg1 Nd6 52. Re3 Nf5 53. Re4 Kd6 54. Kf2 Nd4 0-1

[Event "Arequipa U16"]
[Site "Arequipa"]
[Date "2002.??.??"]
[Round "5"]
[White "Chavez Barriga, Jefferson"]
[Black "Calisaya, Angel"]
[Result "0-1"]
[ECO "B54"]
[PlyCount "40"]
[EventDate "2002.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. Bc4 Nf6 8. Bg5 Be7 9. h3 0-0 10. g4 Qb6 11. Bb3 Nxg4 12. hxg4 Bxg5 13. Qe2 Ba6 14. Qd1 Qd4 15. Qxd4 exd4 16. Nb1 Rfe8 17. f3 d5 18. Nd2 Bxd2+ 19. Kxd2 dxe4 20. fxe4 Rxe4 0-1

[Event "Arequipa U16"]
[Site "Arequipa"]
[Date "2002.??.??"]
[Round "1"]
[White "Chavez Barriga, Jefferson"]
[Black "Trujillo, Edison"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "23"]
[EventDate "2002.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 d6 3. Nf3 Nf6 4. Ng5 Nc6 5. Nxf7 Qd7 6. Nxh8 Ng4 7. d3 Qe7 8. Qf3 Qh4 9. Qf7+ Kd8 10. Qxf8+ Kd7 11. Be6+ Kxe6 12. Qf7# 1-0

[Event "Arequipa U16"]
[Site "Arequipa"]
[Date "2002.??.??"]
[Round "2"]
[White "Gamarra, Erick"]
[Black "Chavez Barriga, Jefferson"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "57"]
[EventDate "2002.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nc6 6. Nf3 h6 7. Bf4 Nf6 8. e3 Bd7 9. Bd3 Ne4 10. Qc2 f5 11. Rb1 Na5 12. Ne5 g5 13. Bg3 h5 14. cxd5 exd5 15. f3 h4 16. Bf2 Nd6 17. 0-0 b6 18. e4 Nac4 19. Qe2 Nxe5 20. dxe5 Nxe4 21. fxe4 fxe4 22. Bb5 Qe7 23. Bxd7+ Qxd7 24. Bd4 0-0-0 25. e6 Qxe6 26. Bxh8 Rxh8 27. Qf2 Qd6 28. Qf6 Qxf6 29. Rxf6 1-0

