[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.05"]
[Round "3"]
[White "Barron Zarraga, Ismael"]
[Black "Cruz Castaneda, Luis"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1731"]
[BlackElo "1963"]
[PlyCount "79"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 Nc6 5. Bg2 g6 6. 0-0 Bg7 7. Re1 0-0 8. Nbd2 Rb8 9. Nf1 Bg4 10. h3 Bxf3 11. Qxf3 b5 12. Ne3 e6 13. c3 b4 14. Bd2 a5 15. Rac1 Nd7 16. Ng4 Nde5 17. Nxe5 Bxe5 18. Bh6 bxc3 19. bxc3 Re8 20. Qe2 a4 21. f4 Bh8 22. e5 d5 23. Rb1 Qa5 24. Qc2 f6 25. Rxb8 Nxb8 26. Qb2 fxe5 27. fxe5 Nc6 28. Qb7 Qa8 29. Qc7 Qc8 30. Qd6 Ne7 31. g4 Nc6 32. c4 Nb4 33. cxd5 Nxd3 34. Re3 Nb4 35. a3 Nxd5 36. Bxd5 exd5 37. Qxd5+ Qe6 38. Qxc5 Rc8 39. Qd6 Qa2 40. Re1 1/2-1/2

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.05"]
[Round "2"]
[White "Barron Zarraga, Ismael"]
[Black "Vega Castaneda, Ulises Antonio"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1731"]
[BlackElo "1949"]
[PlyCount "95"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 Nc6 2. d3 e6 3. Nf3 d5 4. Nbd2 Nf6 5. g3 b6 6. Qe2 Nb4 7. Qd1 dxe4 8. dxe4 Bb7 9. a3 Na6 10. Bd3 Nc5 11. Qe2 Nxd3+ 12. Qxd3 Qxd3 13. cxd3 Be7 14. h3 0-0-0 15. Ke2 Ba6 16. Ne5 Rhf8 17. Ndf3 Nxe4 18. Rd1 Kb7 19. Be3 f6 20. Nc4 Bxc4 21. dxc4 e5 22. Rd3 Rxd3 23. Kxd3 Nd6 24. Kc3 Rd8 25. b4 Ne4+ 26. Kc2 g6 27. Nd2 Nxd2 28. Bxd2 c5 29. b5 Rd4 30. Kc3 e4 31. Be3 Rd3+ 32. Kb2 f5 33. Rc1 Bf6+ 34. Ka2 Bd4 35. Bxd4 cxd4 36. Rc2 Kc7 37. Kb2 g5 38. a4 f4 39. c5 fxg3 40. cxb6+ Kxb6 41. fxg3 h5 42. g4 hxg4 43. hxg4 Rg3 44. Rc6+ Kb7 45. Rg6 Rg2+ 46. Kb3 Rxg4 47. Rg7+ Kb8 48. a5 1/2-1/2

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.04"]
[Round "1"]
[White "Vega Garcia, Jorge Arturo"]
[Black "Barron Zarraga, Ismael"]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2190"]
[BlackElo "1731"]
[PlyCount "75"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Nc6 12. d5 Nb8 13. a4 Bb7 14. Qe2 Qd7 15. Na3 b4 16. Nc4 Qc7 17. cxb4 cxb4 18. a5 Nbd7 19. Bd2 Rac8 20. b3 Nc5 21. Nb6 Rcd8 22. Bxb4 Nfd7 23. Rec1 Nxb6 24. axb6 Qb8 25. Ba5 Rc8 26. b4 Nd7 27. Ba4 Rxc1+ 28. Rxc1 Rc8 29. Rc7 Rxc7 30. bxc7 Qc8 31. Qc4 Nf8 32. Bc6 Bxc6 33. Qxc6 Ng6 34. Qb6 Bf8 35. Qb8 Ne7 36. Nxe5 dxe5 37. d6 Qd7 38. dxe7 1-0

