[Event "Cochabamba GP op 4th"]
[Site "Cochabamba"]
[Date "2023.09.09"]
[Round "6"]
[White "Bonifacio Sarmiento, Derek Mauricio"]
[Black "Rios Vargas, Esteban Santiago"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1203"]
[BlackElo "1028"]
[PlyCount "137"]
[EventDate "2023.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Nc3 Nf6 6. 0-0 d6 7. h3 g5 8. Be3 g4 9. hxg4 Bxg4 10. Bxc5 dxc5 11. Bb5 Qd6 12. Bxc6+ Qxc6 13. Nxe5 Qe6 14. Nxg4 Nxg4 15. Nd5 0-0-0 16. Ne3 h5 17. Qf3 Kb8 18. Qf5 Qd6 19. g3 Nxe3 20. fxe3 Qxg3+ 21. Kh1 Qh4+ 22. Kg2 Rdg8+ 23. Kf3 Qh2 24. Rf2 Qg3+ 25. Ke2 Qg4+ 26. Qxg4 hxg4 27. Rg1 Kc8 28. Rxf7 g3 29. Rg2 Rh1 30. Rf1 Rh7 31. Rfg1 Rhg7 32. d4 cxd4 33. exd4 Kd7 34. Kd3 Ke6 35. Rf1 Rg5 36. Rf3 R8g6 37. b3 b6 38. a3 c5 39. dxc5 bxc5 40. a4 Ke5 41. Ke3 Rg4 42. Kd3 Rxe4 43. Rfxg3 Rd6+ 44. Kc3 Rdd4 45. Rg5+ Kd6 46. Rg6+ Kc7 47. Rg7+ Kd6 48. R2g6+ Ke5 49. Re7+ Kf5 50. Rxe4 Kxe4 51. Rc6 Rd5 52. Kc4 Rd2 53. c3 Rh2 54. Rxc5 Ke3 55. Kb4 Rh4+ 56. Rc4 Rh8 57. Rc7 Rh4+ 58. c4 Kd3 59. Rxa7 Kc2 60. Rb7 Rh8 61. a5 Rh3 62. Ka4 Rh1 63. b4 Rh5 64. a6 Kc3 65. a7 Rh1 66. Kb5 Rh5+ 67. c5 Rh8 68. Rb8 Rxb8+ 69. axb8Q 1-0

[Event "Cochabamba GP op 4th"]
[Site "Cochabamba"]
[Date "2023.09.08"]
[Round "3"]
[White "Perez Pacara, Adriana Zinaida"]
[Black "Rios Vargas, Esteban Santiago"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1028"]
[PlyCount "80"]
[EventDate "2023.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. Nf3 Bf5 4. Nc3 a6 5. e3 Nf6 6. Nh4 Qd7 7. Nxf5 Qxf5 8. Bd3 Qd7 9. Qf3 e6 10. 0-0 Bd6 11. Bxd6 Qxd6 12. Na4 b6 13. b3 g5 14. Qg3 Ke7 15. Qxd6+ cxd6 16. Nxb6 Rab8 17. Na4 a5 18. c4 Nb4 19. Be2 h5 20. cxd5 Nfxd5 21. e4 Nf4 22. Bc4 d5 23. exd5 exd5 24. Rfe1+ Kd6 25. Re5 dxc4 26. bxc4 Nfd3 27. Rxa5 Rhe8 28. Kf1 Nc2 29. c5+ Kd5 30. Nb6+ Kxd4 31. Ra4+ Kc3 32. Nd5+ Kd2 33. Ne3 Nxa1 34. Nc4+ Kc3 35. g3 h4 36. Ne3 h3 37. Rc4+ Kd2 38. Kg1 Rb1+ 39. Nf1+ Rxf1+ 40. Kxf1 Re1# 0-1

[Event "Cochabamba GP op 4th"]
[Site "Cochabamba"]
[Date "2023.09.08"]
[Round "4"]
[White "Rios Vargas, Esteban Santiago"]
[Black "Vasquez Bonifacio, Lukas Mathyas"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1028"]
[BlackElo "1198"]
[PlyCount "90"]
[EventDate "2023.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Nf6 5. d3 g6 6. Be3 Bg7 7. Qd2 Bg4 8. h3 Bxf3 9. gxf3 Ne5 10. Ke2 Nxc4 11. dxc4 Qb6 12. a3 Nd7 13. b4 Ne5 14. Nd5 Qc6 15. c3 Nxc4 16. Qc1 e6 17. b5 Qd7 18. Nf4 Qxb5 19. Rd1 Nb2+ 20. Ke1 Nxd1 21. Kxd1 Qf1+ 22. Kc2 Qxc1+ 23. Rxc1 Rd8 24. Rb1 b6 25. a4 Ke7 26. Nd3 h6 27. c4 Rhf8 28. Bd2 f5 29. exf5 Rxf5 30. f4 d5 31. cxd5 Rfxd5 32. Ne1 Rxd2+ 33. Kb3 Rd1 34. Rxd1 Rxd1 35. Nc2 Rd2 36. f3 Rd3+ 37. Kc4 Rc3+ 38. Kb5 Rxc2 39. Ka6 c4 40. Kxa7 c3 41. Kxb6 Rb2+ 42. Ka6 c2 43. a5 c1Q 44. Ka7 Qc7+ 45. Ka8 Qb7# 0-1

[Event "Cochabamba GP op 4th"]
[Site "Cochabamba"]
[Date "2023.09.07"]
[Round "1"]
[White "Castro Velasco, Carlos Andres"]
[Black "Rios Vargas, Esteban Santiago"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1493"]
[BlackElo "1028"]
[PlyCount "47"]
[EventDate "2023.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 a6 4. a4 d6 5. d3 h6 6. Nc3 Be6 7. Nd5 Nf6 8. Be3 Be7 9. a5 Qd7 10. c3 g5 11. h3 g4 12. hxg4 Nxg4 13. Qd2 Nxe3 14. Nxe3 Bxc4 15. dxc4 0-0-0 16. b4 Nb8 17. Nd5 h5 18. b5 Rdg8 19. Qb2 Kd8 20. bxa6 Qg4 21. a7 Kd7 22. a8Q Qxe4+ 23. Qe2 Qf5 24. Qxb7 1-0

[Event "Cochabamba GP op 4th"]
[Site "Cochabamba"]
[Date "2023.09.07"]
[Round "2"]
[White "Rios Vargas, Esteban Santiago"]
[Black "Fernandez Rocha, Mariana Abigail"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1028"]
[BlackElo "1244"]
[PlyCount "100"]
[EventDate "2023.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. c3 Nc6 5. Nf3 Nf6 6. Bg5 Be7 7. Nbd2 cxd4 8. cxd4 dxe4 9. Nxe4 Nxe4 10. Bxe7 Qxe7 11. Bxe4 Qb4+ 12. Qd2 Qxd2+ 13. Kxd2 Bd7 14. Rhe1 0-0 15. Rad1 Rfd8 16. Kc1 Rac8 17. Kb1 Rc7 18. Rc1 Rdc8 19. Red1 f5 20. Bd3 Nb4 21. Ne5 Nxd3 22. Nxd3 Rxc1+ 23. Rxc1 Rxc1+ 24. Kxc1 Bc6 25. g3 g5 26. Kd2 Kg7 27. Ke3 Kf6 28. f4 h5 29. Nf2 g4 30. Nd3 Bd5 31. a4 a5 32. Kd2 Ke7 33. Kc3 b6 34. b4 Bc6 35. bxa5 bxa5 36. Nc5 Kd6 37. Kc4 Bd5+ 38. Kb5 Bc6+ 39. Kxa5 Kd5 40. Kb6 Bxa4 41. Nxa4 Kxd4 42. Nc5 e5 43. Ne6+ Ke4 44. Ng5+ Kd4 45. fxe5 Kxe5 46. h4 gxh3 47. Nxh3 Ke4 48. Kc5 Kf3 49. Ng1+ Kxg3 50. Ne2+ Kg4 0-1

