[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.29"]
[Round "7"]
[White "Sierra Arballo, Jesus"]
[Black "Garcia Garcia, Jose Antonio1"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "1787"]
[BlackElo "1285"]
[PlyCount "65"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c4 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Nd7 10. Nc2 Nc5 11. Qd2 Bxc3 12. Qxc3 Nxe4 13. Qe1 f5 14. f3 Nf6 15. Qc3 e5 16. Rad1 Qe7 17. b4 Be6 18. Rd2 d5 19. Bc5 Qc7 20. Bxf8 d4 21. Qa3 Rxf8 22. Re1 Nh5 23. Bf1 Qe7 24. b5 Qg5 25. Rdd1 Nf4 26. Kh1 d3 27. Ne3 Nd4 28. Bxd3 e4 29. fxe4 fxe4 30. Bxe4 Nde2 31. Nd5 Bf5 32. Nxf4 Bxe4 33. Qxf8+ 1-0

[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.28"]
[Round "6"]
[White "Delgado Ramirez, Neuris"]
[Black "Sierra Arballo, Jesus"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2528"]
[BlackElo "1787"]
[PlyCount "83"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. Nbd2 g6 7. Nf1 Bg7 8. Ng3 0-0 9. 0-0 Qe7 10. Re1 a6 11. Bb3 Kh8 12. h3 Nd8 13. d4 Nd7 14. Be3 Ne6 15. Qd2 Kh7 16. Rad1 Qf6 17. Ne2 g5 18. Bxe6 fxe6 19. dxe5 Nxe5 20. Nxe5 dxe5 21. Ng3 Qg6 22. Qe2 Rf7 23. Nh5 Bf8 24. Rd8 b6 25. Red1 Bb7 26. Rxa8 Bxa8 27. Ng3 a5 28. Qc4 h5 29. Rd8 Bb7 30. Rb8 c5 31. Qb5 Bxe4 32. Nxe4 Qxe4 33. Qxb6 g4 34. hxg4 Qxg4 35. Rb7 Kg6 36. Rxf7 Kxf7 37. Bxc5 Bh6 38. Qc7+ Kg6 39. Qxe5 Bf4 40. Qe4+ Kg7 41. g3 e5 42. Be3 1-0

[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.28"]
[Round "5"]
[White "Sierra Arballo, Jesus"]
[Black "Perez Garcia, Rodney Oscar"]
[Result "1/2-1/2"]
[ECO "D42"]
[WhiteElo "1787"]
[BlackElo "2322"]
[PlyCount "106"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nc6 9. a3 0-0 10. 0-0 Nf6 11. Re1 b6 12. b4 Bb7 13. Bc2 Rc8 14. Qd3 g6 15. Bh6 Re8 16. Rad1 Nd5 17. Nxd5 Qxd5 18. Qe3 Na5 19. Bd3 Nc4 20. Qf4 Nd6 21. Bf1 Qf5 22. Qe5 Qxe5 23. dxe5 Nf5 24. Bf4 Bxf3 25. gxf3 a5 26. bxa5 bxa5 27. a4 Red8 28. Bb5 Nd4 29. Kf1 Nxf3 30. Rxd8+ Rxd8 31. Rc1 g5 32. Rc7 gxf4 33. Rxe7 Nxe5 34. Ra7 f3 35. Ke1 Kg7 36. Rxa5 Kf6 37. Ra7 Kf5 38. Rc7 Rg8 39. a5 Rg1+ 40. Kd2 Rb1 41. Bd3+ Nxd3 42. Kxd3 Ra1 43. Rxf7+ Ke5 44. Rxh7 Ra3+ 45. Kd2 Kd4 46. Rh4+ Kd5 47. Rb4 Rxa5 48. Rb3 Ke4 49. Rb4+ Kf5 50. Rb3 Kf4 51. Rb4+ Kf5 52. Rb3 Kg4 53. h3+ Kxh3 1/2-1/2

[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.27"]
[Round "4"]
[White "Martinez Hernandez, Victor Hugo"]
[Black "Sierra Arballo, Jesus"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1694"]
[BlackElo "1787"]
[PlyCount "124"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 h6 6. f3 c6 7. 0-0-0 Qa5 8. Kb1 Be6 9. Nge2 b5 10. Nc1 b4 11. N3e2 Na6 12. g4 Rc8 13. h4 Rb8 14. Be3 c5 15. Nf4 cxd4 16. Nxe6 fxe6 17. Bxd4 e5 18. Bxa7 Rb7 19. Nb3 Qa4 20. Be3 Nd7 21. Qd5 Rb8 22. Ba7 Nc7 23. Qa5 Qxa5 24. Nxa5 Rc8 25. Nc6 Ne6 26. Nxb4 0-0 27. Nd5 Rf7 28. Be3 Nd4 29. Bxd4 exd4 30. Be2 e6 31. Nb4 Nb6 32. b3 Rc5 33. Nd3 Rc3 34. f4 Rb7 35. Kc1 Ra7 36. a4 Rac7 37. Ne1 Rxb3 38. a5 Na4 39. Kd2 Ra3 40. a6 Nc5 41. Nd3 Nxe4+ 42. Ke1 Rxa6 43. Bf3 Nc5 44. Kf2 Nxd3+ 45. cxd3 Ra2+ 46. Kg3 Kf7 47. Rhe1 g5 48. fxg5 hxg5 49. Re2 Be5+ 50. Kh3 Rcc2 51. Rde1 Kf6 52. h5 Rxe2 53. Rxe2 Ra3 54. Be4 d5 55. Bg6 Bf4 56. Rc2 e5 57. Rc6+ Ke7 58. Rc7+ Kd6 59. Rc2 e4 60. h6 Rxd3+ 61. Kg2 Rg3+ 62. Kf2 Rxg4 0-1

[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.27"]
[Round "3"]
[White "Sierra Arballo, Jesus"]
[Black "Espinoza, Rios Neftali"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1787"]
[BlackElo "1561"]
[PlyCount "101"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. g3 Bg7 5. Bg2 Nbd7 6. 0-0 c5 7. Nc3 a6 8. Nh4 Rb8 9. f4 b5 10. Qe2 0-0 11. h3 b4 12. Nd1 a5 13. g4 e5 14. Qf2 exf4 15. Bxf4 Ne5 16. Bg5 Nfxg4 17. Bxd8 Nxf2 18. Bc7 Nxh3+ 19. Kh2 Nxd3 20. Bxb8 Be5+ 21. Kh1 Bg4 22. cxd3 Rxb8 23. Nf3 Nf4 24. Nxe5 dxe5 25. Ne3 Be2 26. Rfe1 Bxd3 27. Ng4 Re8 28. Nf6+ Kf8 29. Nxe8 Kxe8 30. Bf1 h5 31. b3 Ke7 32. Rac1 Bxf1 33. Rxf1 Ne6 34. Rfd1 f5 35. Rd5 Kf6 36. exf5 gxf5 37. Rd6 Ke7 38. Rd5 Kf6 39. Rd6 Ke7 40. Rb6 e4 41. Kh2 e3 42. Kg2 f4 43. Rxe6+ Kxe6 44. Rxc5 h4 45. Kf3 h3 46. Rxa5 h2 47. Rh5 h1Q+ 48. Rxh1 Ke5 49. Rd1 e2 50. Kxe2 Ke4 51. Rd8 1-0

[Event "Ojinaga Perla del Desierto op"]
[Site "Ojinaga"]
[Date "2023.10.26"]
[Round "2"]
[White "Gonzalez Zamora, Juan Carlos"]
[Black "Sierra Arballo, Jesus"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2479"]
[BlackElo "1787"]
[PlyCount "75"]
[EventDate "2023.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. Bg2 a5 10. Nge2 Ne8 11. Ng3 f5 12. gxf5 gxf5 13. exf5 Bxf5 14. Nxf5 Rxf5 15. Qc2 Rf8 16. h4 h6 17. 0-0-0 Qe7 18. Rdg1 Kh8 19. Ne4 c6 20. Nxc5 dxc5 21. dxc6 bxc6 22. Bxc6 Rb8 23. Bxe8 Rfxe8 24. Rg6 e4 25. Rhg1 Rxb2 26. Qxb2 Bxb2+ 27. Kxb2 Qe5+ 28. Kc2 Re6 29. Rg8+ Kh7 30. Bd2 Qd4 31. R8g3 Re7 32. Bc3 Qxf2+ 33. Kc1 h5 34. Rg5 Qxh4 35. Rg8 Qf4+ 36. Kb2 Rb7+ 37. Ka3 Rb8 38. R8g7+ 1-0

[Event "Mexican op 67th"]
[Site "Chihuahua City"]
[Date "2022.04.12"]
[Round "1"]
[White "Obregon Rivero, Juan Carlos"]
[Black "Sierra Arballo, Jesus"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2530"]
[BlackElo "1894"]
[PlyCount "77"]
[EventDate "2022.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 b5 7. Bb3 d6 8. a4 Rb8 9. axb5 axb5 10. Nc3 0-0 11. Nd5 Bg4 12. c3 Qd7 13. h3 Bh5 14. g4 Bg6 15. Nh4 Nxd5 16. Nxg6 fxg6 17. Bxd5+ Kh8 18. f4 exf4 19. Bxf4 Bh4 20. Be3 Ne5 21. Qe2 g5 22. Rxf8+ Rxf8 23. Rf1 Rf6 24. Rxf6 gxf6 25. Qf1 Kg7 26. d4 Ng6 27. Qf5 Qxf5 28. exf5 Nf4 29. Bc6 Nxh3+ 30. Kg2 Nf4+ 31. Kf3 Nh3 32. Bxb5 Be1 33. c4 Bh4 34. c5 Be1 35. d5 Bb4 36. c6 Nf4 37. Bc4 Ba5 38. b4 Bxb4 39. Bb6 1-0

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.12.01"]
[Round "6"]
[White "Sierra Arballo, Jesus"]
[Black "Guerrero Rodriguez, Alejandra"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2046"]
[BlackElo "2016"]
[PlyCount "108"]
[EventDate "2019.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c4 Bg7 4. d4 cxd4 5. Nxd4 Qb6 6. Nb5 a6 7. Be3 Qa5+ 8. N5c3 Nf6 9. f3 0-0 10. Be2 Nc6 11. 0-0 d6 12. Nd2 Nd7 13. Rc1 e6 14. Nb3 Qc7 15. Qd2 Nce5 16. Kh1 Nc5 17. Rfd1 Nxb3 18. axb3 Rd8 19. Na4 Qe7 20. Bc5 Bf8 21. Nb6 Rb8 22. Rc3 Qc7 23. Bg1 Nd7 24. Na4 b6 25. h4 Nc5 26. Bh2 Qe7 27. Bg3 Bg7 28. Kg1 Nxa4 29. bxa4 Bxc3 30. Qxc3 e5 31. b4 Be6 32. Bf2 Rdc8 33. Rc1 Rc7 34. c5 bxc5 35. bxc5 Rb3 36. Qa5 dxc5 37. Bxa6 Rb2 38. Rxc5 Rxc5 39. Qxc5 Qxc5 40. Bxc5 Ra2 41. Bb5 Bb3 42. Bd6 Bxa4 43. Bxa4 Rxa4 44. Bxe5 Ra2 45. Bf6 h5 46. Kh2 Kf8 47. Kh3 Ke8 48. g4 Kd7 49. Kg3 Ke6 50. e5 Re2 51. gxh5 gxh5 52. Kf4 Rg2 53. Bd8 Rg6 54. Bg5 Rg8 1/2-1/2

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.30"]
[Round "5"]
[White "Rodriguez Rivera, Pedro"]
[Black "Sierra Arballo, Jesus"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2188"]
[BlackElo "2046"]
[PlyCount "62"]
[EventDate "2019.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. d3 g6 5. Bg2 Bg7 6. Be3 b6 7. Qd2 Bb7 8. Nge2 d6 9. 0-0 Nge7 10. Bh6 0-0 11. Bxg7 Kxg7 12. d4 e5 13. d5 Na5 14. b3 Bc8 15. f4 f6 16. fxe5 fxe5 17. Rxf8 Qxf8 18. Rf1 Qe8 19. Nd1 Nb7 20. Kh1 Nd8 21. Ng1 Nf7 22. Ne3 Ba6 23. c4 Rd8 24. Bh3 Bc8 25. Be6 Nh8 26. Nf3 h6 27. Nh4 Bxe6 28. dxe6 Qg8 29. Ng4 g5 30. Nf5+ Nxf5 31. exf5 Qe8 1-0

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.29"]
[Round "2"]
[White "Sierra Arballo, Jesus"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2046"]
[BlackElo "2549"]
[PlyCount "64"]
[EventDate "2019.11.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 g6 4. g3 Bg7 5. Bg2 Nc6 6. h3 Rb8 7. 0-0 b5 8. Nc3 Nf6 9. Be3 b4 10. Ne2 Nd7 11. d4 0-0 12. Qd2 Ba6 13. Rfd1 Qc7 14. Nf4 Rfc8 15. Nd5 Qd8 16. c3 bxc3 17. bxc3 e6 18. Nf4 Na5 19. Rab1 Nc4 20. Qe1 Qa5 21. Nd2 Nxe3 22. Qxe3 Rxb1 23. Rxb1 Qxa2 24. d5 Nb6 25. Re1 e5 26. Ne2 Rb8 27. f4 Nc4 28. Nxc4 Bxc4 29. Nc1 Qc2 30. f5 Rb2 31. Qf3 Bh6 32. fxg6 hxg6 0-1

