[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.08.01"]
[Round "8"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Arjun, Vishnuvardhan"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2270"]
[BlackElo "2296"]
[PlyCount "79"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. Rb1 f6 11. d3 a5 12. b5 Nd4 13. Nd2 Nd5 14. Bxd5 Bxd5 15. e3 Nf5 16. Nxd5 Qxd5 17. e4 Qxd3 18. exf5 Qxf5 19. Qf3 Qxf3 20. Nxf3 Rfd8 21. Rb3 Rd5 22. a4 e4 23. Nh4 f5 24. Rc3 Bd6 25. Bf4 Bxf4 26. gxf4 Rc8 27. Rfc1 g6 28. Rxc7 Rxc7 29. Rxc7 Rd1+ 30. Kg2 Rd4 31. Rxb7 Rxa4 32. Ra7 Rb4 33. Rxa5 Kg7 34. Ra7+ Kh6 35. Rb7 Rb2 36. h3 e3 37. Nf3 Rxf2+ 38. Kg3 g5 39. fxg5+ Kg6 40. Re7 1-0

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.08.01"]
[Round "9"]
[White "Yanayt, Eugene"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2146"]
[BlackElo "2270"]
[PlyCount "60"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 a6 5. g3 Bf5 6. Bg2 e6 7. 0-0 h6 8. Nd2 Nbd7 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 Bxe4 12. Bxe4 Nf6 13. Bg2 Be7 14. b4 0-0 15. Rb1 Qd7 16. a4 Rad8 17. Be3 b5 18. Qe2 Rb8 19. Bf4 Rbc8 20. Rfd1 Rfd8 21. Bf3 bxc4 22. Qxc4 Nd5 23. Bd2 Qa7 24. Be2 Ra8 25. Bd3 Bf6 26. Be1 Bxd4 27. Qxc6 Rdc8 28. Qd6 Rd8 29. Qc6 Rdc8 30. Qd6 Rd8 1/2-1/2

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.31"]
[Round "7"]
[White "Lu, Ming"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2174"]
[BlackElo "2270"]
[PlyCount "31"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. e3 a6 5. Nf3 Bf5 6. Ne5 h6 7. Qb3 b5 8. cxd5 cxd5 9. a4 b4 10. Qxb4 Qc7 11. Bd2 e6 12. Qb3 Bd6 13. Rc1 Qd8 14. Qb7 Nbd7 15. Nc6 Qc8 16. Bxa6 1-0

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.31"]
[Round "6"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Huston, Gus"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2270"]
[BlackElo "2078"]
[PlyCount "71"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 Nc6 4. Nc3 g6 5. e4 Bg7 6. Nge2 0-0 7. d3 d6 8. 0-0 Ne8 9. Be3 Nc7 10. d4 cxd4 11. Nxd4 Ne6 12. Nde2 Bd7 13. h3 Rb8 14. a4 a6 15. b3 Nc5 16. Rb1 Nb4 17. Nd4 Re8 18. Qd2 e6 19. Rfd1 Qc7 20. Nde2 Bf8 21. e5 Ncd3 22. exd6 Qa5 23. Na2 b6 24. Nxb4 Nxb4 25. Bd4 Bg7 26. Bxg7 Kxg7 27. Nc3 Rbd8 28. Qb2 f6 29. Rd2 h6 30. Rbd1 g5 31. Ne4 Qf5 32. Qd4 Rb8 33. Qc3 a5 34. g4 Qf4 35. Ng3 Kf7 36. Re1 1-0

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.30"]
[Round "5"]
[White "Nakada, Akira W"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2199"]
[BlackElo "2270"]
[PlyCount "102"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 a6 5. Be2 Bf5 6. Qb3 Ra7 7. d3 e6 8. cxd5 exd5 9. e4 Be6 10. Ng5 Nbd7 11. d4 Qb6 12. e5 Qxb3 13. axb3 Ng8 14. Nxe6 fxe6 15. 0-0 h5 16. h3 h4 17. Bd3 Ra8 18. f4 Ne7 19. f5 Nxf5 20. Bxf5 exf5 21. Rxf5 Be7 22. e6 Nf8 23. Bd2 Bf6 24. Re1 Bxd4+ 25. Kh1 Bf6 26. Na4 a5 27. Rf3 Rh5 28. Nb6 Ra6 29. Nc8 Nxe6 30. Nd6+ Kd7 31. Nxb7 d4 32. Ra1 Rb5 33. Rxa5 Rbxa5 34. Nxa5 Bd8 35. b4 c5 36. Ra3 cxb4 37. Bxb4 Rb6 38. Be1 Rxb2 39. Ra1 Bxa5 40. Bxa5 g5 41. Be1 Kc6 42. g3 hxg3 43. Bxg3 d3 44. Rd1 Nc5 45. Be5 Re2 46. Bc3 Ne4 47. Rc1 Kb5 48. Rb1+ Kc4 49. Ba5 Nc3 50. Rb4+ Kc5 51. Rb3 d2 0-1

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.30"]
[Round "4"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Kolay, Alex"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2270"]
[BlackElo "2203"]
[PlyCount "62"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. e3 e6 5. b3 Nbd7 6. Qc2 Bd6 7. Bb2 0-0 8. Rg1 Ne5 9. Be2 a6 10. c5 Bc7 11. Nxe5 Bxe5 12. f4 Bc7 13. Na4 e5 14. Bxe5 Bxe5 15. fxe5 Ng4 16. 0-0-0 Nxe5 17. Qc3 Bg4 18. Bxg4 Nxg4 19. Rdf1 Qe7 20. Rf4 Ne5 21. Rgf1 Rae8 22. g3 Qe6 23. Qd4 Re7 24. Kb2 Rfe8 25. Nc3 Rd7 26. Na4 Rde7 27. Nc3 Rd7 28. Rf5 Rde7 29. R5f4 Rd7 30. Rf5 Rde7 31. R5f4 Rd7 1/2-1/2

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.29"]
[Round "3"]
[White "Almeida Saenz, Alfonso"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2292"]
[BlackElo "2270"]
[PlyCount "70"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 Bf5 6. Qb3 Ra7 7. Bd2 e6 8. c5 Nbd7 9. Nh4 Be4 10. f3 Bg6 11. Nxg6 hxg6 12. Bd3 Be7 13. 0-0-0 b6 14. cxb6 Qxb6 15. Kc2 Qc7 16. Qa4 0-0 17. Rc1 Rb8 18. Nd1 c5 19. Ba5 Qd6 20. Kd2 e5 21. dxe5 Nxe5 22. Bc3 Rd8 23. Nf2 Rb7 24. Rc2 d4 25. exd4 cxd4 26. Ba5 Rdb8 27. Kc1 Nd5 28. Qxd4 Bg5+ 29. Bd2 Rb4 30. Qa7 Ne3 31. Bxe3 Nxd3+ 32. Nxd3 Qxd3 33. Bxg5 Rxb2 34. Qxb8+ Rxb8 35. Rd1 Qa3+ 0-1

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.29"]
[Round "2"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Paciorkowski, Lev"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2270"]
[BlackElo "2262"]
[PlyCount "84"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 h6 4. Nc3 Bb4 5. e4 a6 6. Nge2 Nc6 7. 0-0 d6 8. d4 Bxc3 9. bxc3 0-0 10. h3 Re8 11. Qd3 Na5 12. Be3 Be6 13. d5 Bd7 14. f4 Nxc4 15. Qxc4 Bb5 16. Qb3 Bxe2 17. Rfe1 Bd3 18. fxe5 dxe5 19. Bxh6 gxh6 20. c4 Bxc4 21. Qxc4 Re7 22. Rf1 Qd6 23. Rf5 Ne8 24. Qe2 Qg6 25. Qf2 Qb6 26. Qxb6 cxb6 27. Rc1 Kg7 28. Rf2 Nd6 29. Rfc2 Ree8 30. Rc7 Rac8 31. h4 Kf8 32. a4 Rxc7 33. Rxc7 Re7 34. Rc1 b5 35. axb5 Nxb5 36. Bf1 Rc7 37. Rb1 Nd6 38. Rb6 Ke7 39. g4 f6 40. Kg2 Rc2+ 41. Kf3 Rc3+ 42. Kg2 Re3 0-1

[Event "Charlotte CCCSA Summer IM-D"]
[Site "Charlotte"]
[Date "2021.07.28"]
[Round "1"]
[White "Zapata, Alonso"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2422"]
[BlackElo "2270"]
[PlyCount "57"]
[EventDate "2021.07.28"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. Bb5+ Nc6 7. g4 Bg6 8. Ne5 Rc8 9. d4 e6 10. h4 f6 11. Nxg6 hxg6 12. Bd3 Kf7 13. h5 gxh5 14. gxh5 f5 15. Ne2 Bd6 16. c3 Qc7 17. Qd2 Nf6 18. Qg5 Rh6 19. Bf4 Rch8 20. Qg3 Rxh5 21. Rg1 Ne8 22. Bxd6 Qxd6 23. Nf4 Rh2 24. Kf1 R8h4 25. Qg6+ Ke7 26. Qg5+ Kf7 27. Qg6+ Ke7 28. Qg5+ Kf7 29. Qg6+ 1/2-1/2

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.25"]
[Round "9"]
[White "Medina Diaz, Rafael Alejandro"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2299"]
[BlackElo "2270"]
[PlyCount "54"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 e6 6. Nc3 Be7 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 Nc6 10. Re1 b6 11. a3 Bb7 12. Bb3 Rc8 13. Bc2 Re8 14. Qd3 Qd6 15. d5 exd5 16. Bg5 Ne4 17. Nxe4 dxe4 18. Qxe4 g6 19. Qh4 h5 20. Rad1 Qc7 21. Bxg6 fxg6 22. Qc4+ Kg7 23. Bf4 Ba6 24. Qc3+ Bf6 25. Bxc7 Bxc3 26. Rxe8 Rxe8 27. bxc3 Kg8 1/2-1/2

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.25"]
[Round "8"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Benitez Lozano, Javier"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2270"]
[BlackElo "2340"]
[PlyCount "71"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. d3 d6 6. Qd2 e5 7. b3 Be6 8. Bb2 Nge7 9. Nd5 0-0 10. h4 h5 11. e3 Rb8 12. Ne2 b5 13. 0-0 Qd7 14. Rfd1 Bh3 15. Bh1 Bg4 16. Rac1 a5 17. Ndc3 b4 18. Ne4 Rbd8 19. Rf1 Bh3 20. Rfe1 Bg4 21. Ng5 Qc7 22. Bg2 Rde8 23. Kh2 Qb8 24. d4 exd4 25. exd4 Bxe2 26. dxc5 Bxb2 27. Qxb2 Bg4 28. Ne4 f5 29. Nf6+ Rxf6 30. Qxf6 Ne5 31. cxd6 N7c6 32. Bxc6 Bf3 33. Rxe5 Rxe5 34. Qxg6+ Kh8 35. Qf6+ Kg8 36. Bxf3 1-0

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.24"]
[Round "6"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Frey Beckman, Kenneth"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2270"]
[BlackElo "2253"]
[PlyCount "96"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. e3 dxc4 9. bxc4 c5 10. Nc3 Nc6 11. Qe2 Qc7 12. Ne1 a6 13. f4 Rfd8 14. d3 Na5 15. Rd1 Bxg2 16. Nxg2 b5 17. cxb5 axb5 18. Nxb5 Qc6 19. a4 Nb3 20. Rb1 c4 21. Bxf6 Bxf6 22. Rfd1 Rxa4 23. dxc4 Rxd1+ 24. Qxd1 Ra2 25. Ne1 Nc5 26. Qd6 Qxd6 27. Nxd6 Be7 28. Rb8+ Bf8 29. Nf3 Ra6 30. Nb5 f6 31. Nfd4 Kf7 32. Rc8 Ra4 33. Rc7+ Kg6 34. g4 e5 35. Ne6 Nxe6 36. f5+ Kg5 37. fxe6 Kxg4 38. Kf2 Ra2+ 39. Ke1 Kf3 40. Kd1 Kxe3 41. c5 Rd2+ 42. Kc1 Rd5 43. Nd6 Bxd6 44. cxd6 Rxd6 45. Rxg7 Rxe6 46. Rxh7 Rd6 47. Rf7 e4 48. h4 Kf2 0-1

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.23"]
[Round "4"]
[White "Obregon Rivero, Juan Carlos"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2529"]
[BlackElo "2270"]
[PlyCount "89"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 Nc6 10. Re1 b6 11. a3 Bb7 12. Bd3 Nd5 13. Bc2 Bf6 14. Ne4 Nce7 15. Qd3 Ng6 16. g3 Be7 17. h4 Nf6 18. Nc3 Qd6 19. Bg5 Rfd8 20. Bxf6 Bxf6 21. h5 Nf8 22. Ne4 Bxe4 23. Rxe4 Rac8 24. Rd1 h6 25. Bb3 Rc7 26. Qe2 Rcd7 27. Ba4 Rc7 28. Bb3 Rcd7 29. Ne5 Bxe5 30. dxe5 Qc7 31. Rxd7 Nxd7 32. Bc2 Rc8 33. Bd3 Qc1+ 34. Kg2 Qc6 35. Kh2 Nc5 36. Rc4 Qa8 37. Bb1 Rd8 38. b4 Nd7 39. f4 f5 40. exf6 Nxf6 41. Qxe6+ Kh8 42. Be4 Nxe4 43. Rxe4 Rd5 44. f5 Qd8 45. Qg6 1-0

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.23"]
[Round "5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Schwartz, Ylon"]
[Result "0-1"]
[ECO "E72"]
[WhiteElo "2270"]
[BlackElo "2258"]
[PlyCount "92"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 Nc6 6. d4 d6 7. Nge2 e5 8. d5 Ne7 9. 0-0 Nd7 10. a3 f5 11. exf5 Nxf5 12. b4 Nf6 13. Bb2 h5 14. Qd3 h4 15. Ne4 hxg3 16. hxg3 Ng4 17. Bc1 Bh6 18. Bxh6 Ngxh6 19. c5 Bd7 20. c6 bxc6 21. dxc6 Be6 22. f3 Kg7 23. Rac1 Qb8 24. Rf2 Qb6 25. Rc3 Ne7 26. Ng5 Bg8 27. Bh3 Rf6 28. Ne4 Rff8 29. Ng5 Nhf5 30. Rc1 a6 31. Qd2 a5 32. b5 Qxb5 33. Nc3 Qc5 34. Nge4 Qxc6 35. Qg5 Rae8 36. Bf1 Qb6 37. Nb5 Nd5 38. Bd3 Qe3 39. Nxc7 Rc8 40. Qxe3 Nfxe3 41. Nxd6 Rxc7 42. Rxc7+ Nxc7 43. Nb7 Bd5 44. Nxa5 Bxf3 45. Nb3 Ng4 46. Rc2 Rh8 0-1

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.22"]
[Round "2"]
[White "Martinez, Jorge Alexander"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2154"]
[BlackElo "2270"]
[PlyCount "106"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bb6 7. Qg4 Ne7 8. Nf3 Ng6 9. Bd3 Nc6 10. Bb2 0-0 11. 0-0 Qe8 12. Qh5 Bd7 13. Nbd2 a5 14. b5 Nce7 15. a4 Rc8 16. Ba3 f5 17. exf6 gxf6 18. c4 Bc5 19. Rfe1 b6 20. g3 Qf7 21. cxd5 Nxd5 22. Ne4 Bxa3 23. Rxa3 Qe7 24. Rb3 e5 25. Nd6 Qxd6 26. Bxg6 Qe7 27. Be4 Nc3 28. Bf5 Bxf5 29. Qxf5 Rc4 30. Nd2 Rc7 31. Re3 Nd5 32. Re4 Qd7 33. Qxd7 Rxd7 34. Rd3 Rc8 35. f4 Rc1+ 36. Kf2 Rh1 37. fxe5 Rxh2+ 38. Kg1 Rh5 39. Red4 Rxe5 40. Nc4 Rg5 41. Kf2 Rc7 42. Nxa5 Rf5+ 43. Ke1 Re7+ 44. Kd1 Ne3+ 45. Rxe3 Rxe3 46. Nc4 Rxg3 47. Rd8+ Kg7 48. Ke2 h5 49. Rd7+ Kg6 50. Nd6 Re5+ 51. Kf2 Rd3 52. Rd8 Red5 53. Rg8+ Kh7 0-1

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.22"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Garcia Guerrero, Isaac Antonio"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2270"]
[BlackElo "2311"]
[PlyCount "33"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 e5 5. e3 f5 6. d4 Nc6 7. dxe5 dxe5 8. Bxc6+ bxc6 9. Qxd8+ Kxd8 10. Nge2 Nf6 11. b3 Ke8 12. Bb2 Kf7 13. Bc1 Ke8 14. Bb2 e4 15. h3 Ng4 16. 0-0-0 Ne5 17. Rd3 1/2-1/2

[Event "Mexico City Fenamac-A 3rd"]
[Site "Mexico City"]
[Date "2021.07.21"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Sanchez Enriquez, Oscar Gerardo"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2270"]
[BlackElo "2324"]
[PlyCount "97"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 e4 5. Nc3 d5 6. Bg5 Nbd7 7. e3 h6 8. Bxf6 Nxf6 9. Nge2 Bd6 10. Qb3 0-0 11. cxd5 cxd5 12. 0-0 Bg4 13. f3 exf3 14. Bxf3 Qe7 15. Nxd5 Nxd5 16. Qxd5 Qxe3+ 17. Rf2 Bxf3 18. Qxf3 Qxf3 19. Rxf3 Rfe8 20. Kf1 Rad8 21. Rd1 Bc7 22. Nc3 Rd7 23. Rfd3 Kf8 24. a3 Re6 25. d5 Re5 26. R1d2 Ke7 27. b4 Bd6 28. Kg2 a6 29. Kf3 Rc7 30. g4 Rc4 31. h3 h5 32. Ne2 hxg4+ 33. hxg4 f5 34. g5 Rg4 35. Nf4 Rxg5 36. Ne6 Rg1 37. Rd1 Rg4 38. Nd4 Kf6 39. Ne6 Ree4 40. Kf2 Rh4 41. Nc5 Re7 42. Ne6 g5 43. Ke3 Rh3+ 44. Kd4 Rxd3+ 45. Rxd3 g4 46. Rd2 Rh7 47. Rc2 Rh3 48. Re2 Rh2 49. Re3 0-1

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.04"]
[Round "9"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Frey Beckman, Kenneth"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2283"]
[BlackElo "2269"]
[PlyCount "73"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 c5 5. b3 Nc6 6. 0-0 Be7 7. Bb2 d4 8. e3 e5 9. exd4 exd4 10. d3 0-0 11. a3 a5 12. Nbd2 Bf5 13. Qc2 Qd7 14. Rae1 Rfe8 15. Ng5 h6 16. Nge4 Bh3 17. Nxf6+ Bxf6 18. Ne4 Be7 19. f4 Bxg2 20. Qxg2 f5 21. Nf2 Bf6 22. Bc1 Kh7 23. Bd2 Rxe1 24. Rxe1 Re8 25. Rxe8 Qxe8 26. Qd5 Qe2 27. Qxf5+ Kh8 28. Qc8+ Kh7 29. Qxb7 Qxd2 30. Qxc6 Qc1+ 31. Kg2 Qxa3 32. Qa4 Qb2 33. Qxa5 Qxb3 34. Qxc5 Kg8 35. Qb5 Qa2 36. Qe8+ Kh7 37. c5 1-0

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.03"]
[Round "6"]
[White "Hevia Alejano, Carlos Antonio"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2467"]
[BlackElo "2283"]
[PlyCount "131"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc1 Bf5 7. Nbd2 e6 8. Be2 Rc8 9. 0-0 Be7 10. Nb3 c4 11. Nbd2 h6 12. Ne5 Ne4 13. f3 Nxd2 14. Qxd2 Nxe5 15. Bxe5 0-0 16. Rae1 Bd6 17. Bxd6 Qxd6 18. Rf2 Bg6 19. e4 dxe4 20. fxe4 e5 21. Bg4 Rcd8 22. d5 Qc5 23. Kh1 b5 24. Bf5 Bxf5 25. Rxf5 f6 26. Re3 Rf7 27. Rg3 Kf8 28. Qe2 Rb8 29. Qg4 Rbb7 30. Rf1 a5 31. h3 Rbd7 32. Qg6 Ke8 33. Qh5 Kd8 34. Qf5 Kc7 35. Ra1 Kb7 36. Rf3 Rd6 37. b3 Rc7 38. Rb1 Qa3 39. bxc4 Rxc4 40. Qg6 Rxc3 41. Qxg7+ Kb6 42. Rxc3 Qxc3 43. Qf8 Qc7 44. Qxh6 f5 45. Qg5 Qc2 46. Re1 Qf2 47. Rc1 Qf4 48. Qxf4 exf4 49. exf5 Rxd5 50. Rf1 Rxf5 51. g4 Rf8 52. Kg2 Kc5 53. Kf3 b4 54. h4 Kd5 55. Re1 a4 56. h5 b3 57. axb3 axb3 58. h6 b2 59. g5 Re8 60. Rb1 Ke5 61. Rxb2 Kf5 62. Rb5+ Kg6 63. Kg4 Re4 64. Rb6+ Kh7 65. Rb7+ Kh8 66. g6 1-0

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.03"]
[Round "7"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Quiroga Jaquez, Angel Ivan"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2283"]
[BlackElo "2244"]
[PlyCount "49"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. Bf4 d6 4. e3 Nd7 5. h3 e5 6. Bh2 Nh6 7. Be2 0-0 8. c4 Qe7 9. Nc3 c6 10. 0-0 f5 11. b4 f4 12. exf4 exd4 13. Na4 d3 14. Bxd3 Bxa1 15. Qxa1 Nb6 16. Nc3 Bf5 17. Re1 Qg7 18. Bf1 Rae8 19. Rd1 Nf7 20. Qc1 Be6 21. Nb1 Nc8 22. Nc3 Nb6 23. Nb1 Nc8 24. Nc3 Ne7 25. Bg3 1/2-1/2

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.02"]
[Round "4"]
[White "Cofre Archibold, Nestor"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2279"]
[BlackElo "2283"]
[PlyCount "56"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Bg4 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 e5 8. 0-0 Bd6 9. Nc3 Bxf3 10. Bxf3 Nbd7 11. Rb1 Qe7 12. d3 0-0 13. a3 a5 14. Bd2 Rfc8 15. Rc1 h6 16. Bg2 Qe6 17. e3 Bf8 18. Qc2 Nb6 19. f4 Rd8 20. fxe5 Qxe5 21. d4 Qe6 22. Ne4 Nbd7 23. Rce1 a4 24. Nxf6+ Nxf6 25. Bc3 Nd5 26. e4 Nxc3 27. Qxc3 Qb3 28. Qxb3 axb3 1/2-1/2

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.01"]
[Round "3"]
[White "Sandoval Mercado, Carlos"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D07"]
[WhiteElo "2252"]
[BlackElo "2283"]
[PlyCount "118"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Nf3 Bg4 5. Be3 Nf6 6. Nc3 e5 7. d5 Ne7 8. h3 Bxf3 9. Qxf3 Ng6 10. Bxc4 a6 11. Bb3 Bd6 12. Rc1 Qe7 13. g3 b5 14. Kf1 h5 15. Bg5 Nf8 16. Bxf6 Qxf6 17. Qxf6 gxf6 18. Nd1 Ng6 19. h4 Ne7 20. Ne3 Kd7 21. Kg2 Ra7 22. Rhd1 Raa8 23. Rd2 Ra7 24. Bd1 Bb4 25. Rd3 Bd6 26. Kg1 Ke8 27. Bf3 Kf8 28. Bg2 Kg7 29. Bh3 Rb7 30. Kf1 Kf8 31. Ke2 Kg7 32. Kd1 a5 33. Kc2 Bc5 34. Kb1 Bd4 35. Rxd4 exd4 36. Nf5+ Nxf5 37. Bxf5 Rd8 38. Kc2 Kf8 39. Kd3 Ke7 40. Kxd4 Kd6 41. Rc6+ Ke7 42. Rc2 b4 43. Rc5 a4 44. Bh3 b3 45. a3 Ra7 46. Rc4 Rd6 47. Kc3 Rd8 48. Bf5 Rd6 49. Bh3 Rd8 50. Bg2 Kd6 51. Kd4 Ra6 52. f4 Rg8 53. Rc3 c5+ 54. dxc6 Kc7 55. e5 fxe5+ 56. fxe5 Rg4+ 57. Be4 Ra8 58. Rf3 Rd8+ 59. Ke3 Rg7 1/2-1/2

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.07.01"]
[Round "2"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Fernandez Hernandez, Arturo Augusto"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2283"]
[BlackElo "2340"]
[PlyCount "138"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. d4 Nc6 10. e4 Ndb4 11. e5 Be7 12. a3 Na6 13. dxc5 Nxc5 14. Qc2 a5 15. Rd1 Qb6 16. Nbd2 Rd8 17. Rab1 Bd7 18. Nc4 Qa7 19. Nd6 a4 20. b4 Nb3 21. h4 h6 22. Qe4 Bf8 23. Bf1 Ne7 24. Qf4 Be8 25. Bd3 Ng6 26. Qg4 Bxd6 27. exd6 f5 28. Qc4 Nf8 29. Bxf5 b5 30. Bxe6+ Nxe6 31. Qxe6+ Qf7 32. Qe3 Qf5 33. Ne5 Kh7 34. g4 Qe6 35. h5 Ra6 36. d7 Bf7 37. f3 Kg8 38. Re1 Qb6 39. Qxb6 Rxb6 40. Rbd1 Be6 41. Ng6 Kf7 42. Re4 Kg8 43. Rde1 Kf7 44. Rf4+ Kg8 45. Rf8+ Rxf8 46. Nxf8 Bxd7 47. Nxd7 Rd6 48. Nc5 Nd2 49. Re7 Nxf3+ 50. Kf2 Rd2+ 51. Kxf3 Rxb2 52. Re3 Kf7 53. Ne4 Ke6 54. Nc3+ Kd7 55. Nxb5 Ra2 56. Rc3 Ke6 57. Rd3 Ke5 58. Re3+ Kf6 59. Nc3 Ra1 60. Kf4 Rf1+ 61. Rf3 Rc1 62. Nxa4 Rc4+ 63. Kg3+ Ke5 64. Nc5 Rc2 65. Nd3+ Ke4 66. b5 Kd4 67. b6 Rc6 68. b7 Rb6 69. Rf4+ Kd5 1-0

[Event "Mexico City Fenamac-B"]
[Site "Mexico City"]
[Date "2021.06.30"]
[Round "1"]
[White "Maycock Bates, David Henry"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2207"]
[BlackElo "2283"]
[PlyCount "47"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. f4 Be7 12. Bd2 Nxe5 13. fxe5 Bxh4 14. 0-0-0 Bxg3 15. Qxg3 Ne7 16. Qxg7 Rg8 17. Qxh6 Qd5 18. Kb1 Qxg2 19. Qf6 Rg6 20. Qf1 Qxf1 21. Re1 Qxh1 22. Rxh1 Rd8 23. Rf1 Rg8 24. c3 1/2-1/2

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2021.06.19"]
[Round "6"]
[White "Yermolinsky, Alex"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2498"]
[BlackElo "2283"]
[PlyCount "46"]
[EventDate "2021.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. cxd5 exd5 6. 0-0 Nf6 7. d3 Be7 8. h3 Bxf3 9. Bxf3 0-0 10. e4 Nbd7 11. Nc3 Ne5 12. Be2 d4 13. Nb1 c5 14. f4 Nc6 15. Bf3 Rc8 16. Nd2 b5 17. a3 Na5 18. b3 c4 19. bxc4 bxc4 20. Nxc4 Nxc4 21. dxc4 d3 22. Be3 Rxc4 23. Rc1 Ra4 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2021.06.17"]
[Round "2"]
[White "Kaidanov, Gregory S"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2549"]
[BlackElo "2283"]
[PlyCount "51"]
[EventDate "2021.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. 0-0 Nf6 5. d3 Nbd7 6. Qe1 e5 7. e4 dxe4 8. dxe4 Qc7 9. Nbd2 h6 10. Nc4 Be6 11. Qe2 b5 12. Ne3 a6 13. Nh4 Bc5 14. Kh1 Nb6 15. b3 0-0 16. Nef5 Rfe8 17. f4 Bf8 18. Bb2 Nbd7 19. Ne3 exf4 20. gxf4 Bc5 21. e5 Nd5 22. Nef5 Nf8 23. Nxg7 Kxg7 24. f5 Qd8 25. Qe4 Ne3 26. fxe6 1-0

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.10"]
[Round "9"]
[White "Velarde Ramirez, Hiram de Jesus"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2195"]
[BlackElo "2254"]
[PlyCount "88"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 c6 3. c4 Nf6 4. Nc3 a6 5. Qc2 b5 6. b3 e6 7. Bb2 Be7 8. Be2 Nbd7 9. d4 0-0 10. 0-0 Bb7 11. c5 Qc7 12. b4 Rfe8 13. Ne5 Nxe5 14. dxe5 Qxe5 15. Nxb5 Qb8 16. Nd4 Rc8 17. Nb3 Re8 18. Qc3 Bf8 19. Qe5 Nd7 20. Qg5 g6 21. Na5 Bg7 22. Bxg7 Kxg7 23. Rfd1 Qc7 24. Rac1 Nf6 25. f3 h6 26. Qh4 Rad8 27. a3 e5 28. Qg3 Bc8 29. Kh1 Re7 30. Rd2 Rde8 31. Rcd1 Nh5 32. Qf2 f5 33. Qf1 f4 34. e4 Nf6 35. Bxa6 dxe4 36. Bxc8 Qxc8 37. Rd6 exf3 38. gxf3 e4 39. Nxc6 Rf7 40. Qg2 exf3 41. Qxf3 Re3 42. Qxf4 Ng4 43. Qd4+ Kh7 44. Rd2 Qf5 0-1

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.09"]
[Round "7"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Garcia De Dios, Jose Antonio"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2254"]
[BlackElo "2206"]
[PlyCount "89"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 c5 7. Bb2 Nc6 8. e3 d4 9. exd4 cxd4 10. d3 e5 11. Re1 Nd7 12. Ba3 f6 13. Nh4 g6 14. f4 Bxa3 15. Nxa3 exf4 16. gxf4 Nc5 17. Qd2 a5 18. Nc2 Qd6 19. Bd5+ Kg7 20. f5 g5 21. Nf3 Bxf5 22. Ncxd4 Nxd4 23. Nxd4 Bd7 24. Re3 Kh8 25. Rae1 Rae8 26. Nf5 Qf4 27. Rxe8 Qg4+ 28. Qg2 Qxg2+ 29. Kxg2 Bxe8 30. Nd6 Bg6 31. d4 Nd3 32. Re7 Nf4+ 33. Kf3 Nxd5 34. cxd5 Rd8 35. Nf7+ Bxf7 36. Rxf7 Rxd5 37. Ke4 Rb5 38. Rxf6 Kg7 39. Rf5 Rxf5 40. Kxf5 Kf7 41. Kxg5 b5 42. Kf5 a4 43. b4 h5 44. h4 Ke7 45. Ke5 1-0

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.09"]
[Round "8"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Quiroga Jaquez, Angel Ivan"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2254"]
[BlackElo "2214"]
[PlyCount "18"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 Nc6 6. d3 f5 7. exf5 Bxf5 8. Nbc3 Nge7 9. h3 Qd7 1/2-1/2

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.08"]
[Round "6"]
[White "Martin Del Campo C, Roberto Abel"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2290"]
[BlackElo "2254"]
[PlyCount "96"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Ne4 c5 12. Nxc5 Bxc5 13. dxc5 Qa5+ 14. Bd2 Qxc5 15. Bc3 Nc6 16. Bxf6 gxf6 17. c3 Rd8 18. Qe2 Rg8 19. Kf1 Ne5 20. Nxe5 Qxe5 21. g3 Rg5 22. Re1 Qxe2+ 23. Rxe2 Rd1+ 24. Re1 Rd2 25. Re2 Rdd5 26. Re4 Rxh5 27. Rxh5 Rxh5 28. Ra4 a5 29. b4 b6 30. c4 Kd7 31. c5 Kc6 32. cxb6 Kxb6 33. Rxa5 Rxa5 34. bxa5+ Kxa5 35. Kg2 Kb4 36. Kh3 Ka3 37. Kh4 Kxa2 38. Kh5 Kb3 39. Kxh6 f5 40. Kg7 Kc4 41. Kxf7 Kd5 42. Kf6 Kd6 43. f3 Kd7 44. g4 fxg4 45. fxg4 e5 46. Kxe5 Ke7 47. Kf5 Kf7 48. Kg5 Kg7 1-0

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.08"]
[Round "5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Soto, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2254"]
[BlackElo "2347"]
[PlyCount "67"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. d3 Bg7 7. Be3 Nc6 8. Qc1 Nd4 9. Nf3 Nf5 10. Bd2 0-0 11. h4 h5 12. 0-0 c6 13. Ne4 Nd5 14. Rb1 a5 15. Bc3 Nxc3 16. bxc3 Nd6 17. Nfd2 a4 18. Nxd6 exd6 19. d4 Qc7 20. e3 Bf5 21. Be4 Be6 22. c4 Rab8 23. c5 dxc5 24. Qxc5 Rfc8 25. Qc2 c5 26. dxc5 Qxc5 27. Qxa4 Ra8 28. Qb5 Qxb5 29. Rxb5 Rd8 30. Nf3 Bc4 31. Rxb7 Bxf1 32. Kxf1 Rab8 33. Ra7 Bf6 34. Bc2 1/2-1/2

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.07"]
[Round "2"]
[White "Della Morte, Pablo"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2285"]
[BlackElo "2254"]
[PlyCount "65"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d3 g6 4. Qe2 Bg7 5. e5 c5 6. Bf4 Bg4 7. Nbd2 Nc6 8. c3 f6 9. exf6 Nxf6 10. h3 Bxf3 11. Nxf3 e5 12. Nxe5 0-0 13. Nxc6 bxc6 14. Qe6+ Kh8 15. Qxc6 Nh5 16. Bd2 Rc8 17. Qa4 Qe7+ 18. Be2 Rce8 19. 0-0-0 Nf4 20. Bxf4 Qxe2 21. Rhe1 Qxe1 22. Rxe1 Rxe1+ 23. Kd2 Rb1 24. Kc2 Re1 25. Bg3 Re2+ 26. Kb3 Rc8 27. Qd7 c4+ 28. Ka4 Rg8 29. Qxd5 cxd3 30. Kb3 d2 31. Kc2 Rge8 32. Qd7 Re1 33. Be5 0-1

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.07"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2366"]
[BlackElo "2254"]
[PlyCount "71"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 a6 5. b3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ne5 Nbd7 9. Nxg6 hxg6 10. Bg2 e6 11. 0-0 Bd6 12. d4 b5 13. g5 Bb4 14. gxf6 Bxc3 15. fxg7 Rg8 16. Rb1 b4 17. e4 dxc4 18. bxc4 c5 19. Bb2 Bxb2 20. Rxb2 Rc8 21. Rd2 Qa5 22. Qa1 Qa3 23. dxc5 Qc3 24. c6 Ne5 25. Qd1 Nxc6 26. Rd6 Rxg7 27. Rxc6 Rxc6 28. Qa4 Qxc4 29. e5 Kd7 30. Bxc6+ Qxc6 31. Rd1+ Kc7 32. Qa5+ Kb7 33. Qxb4+ Qb5 34. Qe7+ Kb6 35. Qd8+ Kc6 36. Ra1 1-0

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.07"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Fernandez Hernandez, Arturo Augusto"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2254"]
[BlackElo "2319"]
[PlyCount "120"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. e3 Nf6 5. Nc3 g6 6. Nge2 Bg7 7. d4 d6 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. 0-0 c6 11. e4 0-0 12. b3 Nf7 13. Ba3 Re8 14. Rad1 Be6 15. Rfe1 Rad8 16. Bc5 Rxd1 17. Rxd1 a6 18. Be3 Bf8 19. h3 h5 20. exf5 Bxf5 21. f3 Rd8 22. Rxd8 Nxd8 23. g4 Bd3 24. Kf2 Bb4 25. g5 Nd7 26. f4 Ne6 27. fxe5 Nxe5 28. Ne4 Kf7 29. N2c3 Ke7 30. Bd2 a5 31. Be3 Kf7 32. Na4 Nd7 33. Nac3 Ng7 34. Kg1 Nf5 35. Bf2 Ne5 36. Na4 Bb1 37. Nec3 Bc2 38. Be4 Bxe4 39. Nxe4 Nd3 40. Bc5 b5 41. cxb5 cxb5 42. Bxb4 axb4 43. Nac5 Nf4 44. Kh2 Ke7 45. Na6 Nd5 46. Nec5 Nd4 47. Nd3 Nc6 48. h4 Ke6 49. Kg3 Kf5 50. Nac5 Nd4 51. Na6 Ke4 52. Naxb4 Nf5+ 53. Kh3 Nc3 54. Nc5+ Kd4 55. Ne6+ Ke3 56. Nf8 Ne7 57. Kg3 Ne2+ 58. Kh2 Kf2 59. a4 bxa4 60. bxa4 Ke3 1/2-1/2

[Event "Mexico City Fenamac IM-2 1st"]
[Site "Mexico City"]
[Date "2021.05.07"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Figueredo Losada, Leonel"]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "2254"]
[BlackElo "2369"]
[PlyCount "41"]
[EventDate "2021.05.05"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "1"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 0-0 6. Nf3 d6 7. 0-0 c6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Ng4 11. b3 Ne5 12. Qd2 Na6 13. Bb2 Qe7 14. Nd4 Rad8 15. Rae1 Bc8 16. f4 Qc7 17. e4 Nc5 18. Re3 Qb6 19. Rd1 fxe4 20. Nxe4 Nxe4 21. Bxe4 1/2-1/2

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.23"]
[Round "9"]
[White "Chiu, Isaac"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2209"]
[BlackElo "2275"]
[PlyCount "72"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 g6 5. d4 Bg7 6. Be2 0-0 7. 0-0 Nbd7 8. cxd5 Nxd5 9. e4 Nxc3 10. bxc3 c5 11. Be3 Qa5 12. Qd2 Nf6 13. Bd3 Rd8 14. h3 b6 15. Rfe1 Bb7 16. Bg5 cxd4 17. cxd4 Qxd2 18. Bxd2 e5 19. Bg5 h6 20. Bxf6 Bxf6 21. dxe5 Be7 22. Bc2 a5 23. Red1 b5 24. Rab1 b4 25. Rxd8+ Rxd8 26. Re1 Bc6 27. e6 f6 28. g4 a4 29. h4 Kf8 30. Kg2 b3 31. axb3 a3 32. Bb1 Rd6 33. b4 Rxe6 34. Nd4 Rd6 35. Nxc6 Rxc6 36. b5 Rc3 1/2-1/2

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.22"]
[Round "8"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Kumar, Naman"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2275"]
[BlackElo "2115"]
[PlyCount "83"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e4 e6 6. Nge2 Nge7 7. d3 d6 8. Be3 Nd4 9. Qd2 a6 10. Rb1 Nec6 11. 0-0 0-0 12. Bg5 Qa5 13. a3 Nxe2+ 14. Nxe2 Qxd2 15. Bxd2 Bd7 16. Bf4 e5 17. Be3 b6 18. Nc3 Be6 19. b4 Rfb8 20. Rb2 cxb4 21. axb4 Nd4 22. b5 a5 23. Na4 Ra7 24. Bxd4 exd4 25. f4 f5 26. Re2 fxe4 27. Bxe4 Bg4 28. Ree1 Re7 29. Kg2 Bd7 30. h3 Bf6 31. Rh1 Kg7 32. Kf3 Kg8 33. h4 Kg7 34. g4 Ree8 35. g5 Bd8 36. h5 Rf8 37. hxg6 hxg6 38. Rh6 Bf5 39. Reh1 Bxe4+ 40. Kxe4 Rf7 41. Rh8 Re7+ 42. Kd5 1-0

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.21"]
[Round "5"]
[White "Chen, Ryo"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2165"]
[BlackElo "2275"]
[PlyCount "49"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. Bf4 Qa5+ 12. c3 Ngf6 13. Nc4 Qd5 14. Qe2 Nb6 15. Ne5 Qb5 16. Qc2 Qa6 17. Ne4 Nbd5 18. Bd2 Rd8 19. Nc5 Bxc5 20. dxc5 Nd7 21. Nxd7 Rxd7 22. c4 Ne7 23. Rh3 Nf5 24. Ra3 Nd4 25. Qc3 1-0

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.20"]
[Round "3"]
[White "Wu, Rochelle"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2029"]
[BlackElo "2275"]
[PlyCount "47"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nf6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 c5 11. dxc5 Qxd3 12. cxd3 Nc6 13. a3 e6 14. Be3 a5 15. Rc1 Be7 16. Rc4 0-0 17. Ke2 Rfd8 18. Ne4 Rd5 19. Nxf6+ Bxf6 20. b3 Bb2 21. Bc1 Bd4 22. Be3 Bb2 23. Bc1 Bd4 24. Be3 1/2-1/2

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.19"]
[Round "1"]
[White "Ladan, Nicholas John"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1850"]
[BlackElo "2275"]
[PlyCount "106"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. g3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. cxd5 cxd5 9. Nxg6 hxg6 10. Be3 Nc6 11. Bg2 Be7 12. 0-0 0-0 13. Bf2 Na5 14. e4 Rc8 15. Qe2 Nc4 16. Rac1 Re8 17. Rfd1 Qa5 18. Be1 Qd8 19. Bf2 Bb4 20. Na4 Qa5 21. b3 Na3 22. Bf1 Nd7 23. Nb2 a6 24. Nd3 Bf8 25. Qe1 Qxe1 26. Rxe1 Nc2 27. Re2 Nb4 28. Rd1 Nxd3 29. Rxd3 Nf6 30. Be1 Rc1 31. Rc3 Rxc3 32. Bxc3 Rc8 33. Bb2 Bb4 34. Kf2 Bc3 35. e5 Nd7 36. Ke3 Bxb2 37. Rxb2 g5 38. Bd3 f6 39. f4 gxf4+ 40. gxf4 Kf7 41. Rg2 Rh8 42. Kd2 f5 43. Bf1 Nb8 44. Rf2 Nc6 45. Ke3 Rh4 46. Rd2 g5 47. fxg5 Re4+ 48. Kf2 Rf4+ 49. Kg2 Kg6 50. Be2 Kxg5 51. Rd3 Rxd4 52. Rc3 Rd2 53. Kf1 Rxa2 0-1

[Event "North American-ch U20"]
[Site "Charlotte"]
[Date "2020.12.19"]
[Round "2"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Adury, Anant"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2275"]
[PlyCount "55"]
[EventDate "2020.12.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. Nge2 c5 7. d3 Nc6 8. 0-0 Ne8 9. Be3 e5 10. f4 f5 11. exf5 Bxf5 12. Qd2 Nc7 13. h3 Rb8 14. g4 Be6 15. Rae1 Nd4 16. fxe5 Bxe5 17. Ne4 Qd7 18. Nxd4 cxd4 19. Bf4 Bxf4 20. Rxf4 Kg7 21. Ref1 d5 22. cxd5 Bxd5 23. Qf2 Ne6 24. Nf6 Qd8 25. Nxd5 Nxf4 26. Qxd4+ Qf6 27. Qxf6+ Rxf6 28. Nxf6 1-0

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.28"]
[Round "7.15"]
[White "Baltazar Ibanez, Diego"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2054"]
[BlackElo "2275"]
[PlyCount "110"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico IV"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "MEX"]

1. e4 c6 2. d4 d5 3. f3 e5 4. dxe5 Bc5 5. Nc3 Ne7 6. Na4 Qa5+ 7. c3 Bxg1 8. Rxg1 dxe4 9. f4 0-0 10. b4 Qc7 11. Nc5 a5 12. a3 axb4 13. cxb4 Nd5 14. Bb2 Nxf4 15. Nxe4 Nd7 16. Qd6 Qxd6 17. Nxd6 Ng6 18. e6 fxe6 19. Nxc8 Raxc8 20. Bc4 Rce8 21. 0-0-0 Nb6 22. Bb3 Nf4 23. Kb1 Nbd5 24. g3 Ne2 25. Bxd5 Nxg1 26. Bc4 Nf3 27. Rd7 Rf7 28. Rd6 Rfe7 29. h4 Nh2 30. Be2 Rf7 31. Bc4 Rfe7 32. Be2 Kh8 33. Be5 Rf8 34. g4 Nf1 35. Rd1 Ne3 36. Rd3 Nc4 37. Bd4 Ref7 38. Rc3 b5 39. Bc5 Ra8 40. Bxc4 bxc4 41. Rxc4 Rxa3 42. Re4 Rf6 43. Bd4 Rf7 44. Rxe6 h6 45. Rxh6+ Kg8 46. Rxc6 Rb3+ 47. Kc2 Rxb4 48. Kc3 Ra4 49. Be3 Rf3 50. Re6 Rxg4 51. h5 Rh4 52. Re5 Rfh3 53. h6 Rxh6 54. Kd2 Ra6 55. Rc5 Ra2+ 0-1

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.28"]
[Round "9.6"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Ivannikau, Maksim"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2275"]
[BlackElo "2224"]
[PlyCount "84"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Belarus"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "BLR"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 c5 6. d3 Nc6 7. Nge2 Ne8 8. Be3 Nd4 9. h4 h5 10. g4 Nf6 11. Nxd4 cxd4 12. Bxd4 Nxg4 13. Bxg7 Kxg7 14. Qd2 d6 15. 0-0-0 e5 16. d4 Be6 17. f3 Nf6 18. d5 Bd7 19. Kb1 a6 20. f4 Ng4 21. Bh3 exf4 22. Qxf4 Qf6 23. Qxf6+ Kxf6 24. Bxg4 hxg4 25. Kc2 Rh8 26. Rdf1+ Ke7 27. Kd3 b5 28. b3 Rac8 29. Kd4 f6 30. Ne2 bxc4 31. bxc4 f5 32. Nf4 Kf6 33. exf5 gxf5 34. Nd3 Rce8 35. Rf4 Re2 36. a3 Rhe8 37. h5 g3 38. h6 g2 39. Rg1 Rd2 40. h7 Kg7 41. Rf2 Rxf2 42. Nxf2 Kxh7 1/2-1/2

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.28"]
[Round "8.10"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Loaiza, Yurani"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2275"]
[BlackElo "1942"]
[PlyCount "91"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Colombia IV"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "COL"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. g3 Bd6 5. Bb2 0-0 6. Bg2 c6 7. 0-0 Re8 8. d3 e5 9. cxd5 cxd5 10. Nbd2 Bg4 11. h3 Bh5 12. e4 dxe4 13. Nxe4 Nxe4 14. dxe4 Nc6 15. Qd5 Qf6 16. g4 Bg6 17. Rad1 Rad8 18. Qc4 Qf4 19. Nh4 Bb8 20. Bc1 Qf6 21. Nf5 Nd4 22. Rfe1 Rc8 23. Qf1 Red8 24. h4 Bxf5 25. Bg5 Qd6 26. gxf5 Re8 27. Qd3 a6 28. Kh1 Ba7 29. Rg1 Rc2 30. Qxc2 Nxc2 31. Rxd6 Bxf2 32. Rgd1 Nd4 33. f6 g6 34. Rf1 Bg3 35. Bh3 h6 36. Kg2 hxg5 37. Kxg3 gxh4+ 38. Kxh4 Ne2 39. Rfd1 Nd4 40. Bg4 Kf8 41. Kg5 Kg8 42. Rh1 a5 43. Rd7 b5 44. Rc7 Rd8 45. Rc3 Re8 46. Rch3 1-0

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.27"]
[Round "6.13"]
[White "Muha, Miljenko"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2295"]
[BlackElo "2275"]
[PlyCount "194"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Croatia"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "CRO"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. e3 a6 4. Bxc4 Nf6 5. Nf3 e6 6. 0-0 c5 7. b3 Be7 8. Bb2 0-0 9. dxc5 Bxc5 10. Nbd2 Nbd7 11. Be2 b6 12. Nd4 Bb7 13. Bf3 Nd5 14. Rc1 Qe7 15. Nc2 N7f6 16. Qe2 e5 17. Bxd5 Bxd5 18. Nc4 Bxc4 19. Qxc4 Rfc8 20. Qe2 Qe6 21. Rfd1 a5 22. Ba3 Ne4 23. Qd3 Bxa3 24. Nxa3 Nc5 25. Qe2 Rd8 26. Nc4 f6 27. h3 h6 28. Rxd8+ Rxd8 29. Rd1 Rxd1+ 30. Qxd1 Qd7 31. Qxd7 Nxd7 32. e4 Kf7 33. f3 Ke7 34. Kf2 Kd8 35. Ke2 Kc7 36. Ne3 g6 37. Nd5+ Kd6 38. Kd3 f5 39. Kc4 fxe4 40. fxe4 Nc5 41. Nxb6 Nxe4 42. Kd3 Nc5+ 43. Ke3 Ke6 44. Nc4 a4 45. b4 Na6 46. a3 Nc7 47. Nb6 Nb5 48. Ke4 Nd6+ 49. Kd3 Nb5 50. Nxa4 Nxa3 51. Nc3 Kd6 52. g4 Kc6 53. h4 h5 54. g5 Kd6 55. Ne4+ Ke6 56. Nc5+ Kf5 57. Kc3 Kg4 58. Kb3 Nb5 59. Kc4 Na3+ 60. Kd5 Kxh4 61. Ne4 Kg4 62. Kxe5 h4 63. Kf6 Kf3 64. Nd2+ Ke2 65. Ne4 Ke3 66. Kxg6 Kxe4 67. Kf6 Nb5 68. g6 Nd6 69. Ke6 Nf5 70. b5 h3 71. b6 h2 72. b7 Nd4+ 73. Kf7 Nc6 74. g7 Nd8+ 75. Ke8 Nxb7 76. g8Q h1Q 77. Qc4+ Ke5 78. Qc3+ Kd6 79. Qd4+ Kc7 80. Qc3+ Kb8 81. Qg3+ Ka7 82. Qa3+ Kb6 83. Qb3+ Kc6 84. Qa4+ Kc5 85. Qc2+ Kb6 86. Qb3+ Ka6 87. Qd3+ Ka7 88. Qd4+ Kb8 89. Qf4+ Kc8 90. Qc4+ Kb8 91. Qf4+ Ka7 92. Qd4+ Ka6 93. Qc4+ Kb6 94. Qb4+ Kc6 95. Qa4+ Kd6 96. Qd4+ Qd5 97. Qxd5+ Kxd5 1/2-1/2

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.27"]
[Round "4.11"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Nieves Cabanes, Jose Manuel"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2275"]
[BlackElo "2293"]
[PlyCount "132"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Spain IV"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ESP"]

1. c4 Nf6 2. g3 e5 3. Bg2 h6 4. Nc3 Bb4 5. e4 Bxc3 6. bxc3 0-0 7. Ne2 d6 8. d3 Nc6 9. h3 Ne7 10. 0-0 Ng6 11. f4 exf4 12. Nxf4 Ne5 13. Be3 c6 14. Qd2 Bd7 15. c5 dxc5 16. Bxc5 Re8 17. d4 Nc4 18. Qd3 b5 19. e5 Nh7 20. Rf2 Ng5 21. h4 Ne6 22. Nxe6 Bxe6 23. Be4 Qd7 24. Raf1 Rac8 25. Rf4 Rc7 26. g4 Qd8 27. g5 hxg5 28. hxg5 Qxg5+ 29. Bg2 Bd5 30. R4f2 Ne3 31. Qe2 Nxg2 32. Rxg2 Qxg2+ 33. Qxg2 Bxg2 34. Kxg2 Rd7 35. a4 a6 36. axb5 axb5 37. Ra1 f6 38. Bd6 fxe5 39. Bxe5 c5 40. Rb1 cxd4 41. cxd4 Rb7 42. Rb4 Ra8 43. Kf3 Ra4 44. Rb2 b4 45. Ke4 b3 46. Kd3 Ra2 47. Rb1 Kf7 48. d5 Ra5 49. Kc4 Ra4+ 50. Kc5 Rab4 51. Bb2 g5 52. Rf1+ Rf4 53. Rb1 Rf2 54. Kc6 Rb8 55. d6 Rc2+ 56. Kd7 g4 57. Rf1+ Kg6 58. Rb1 g3 59. Bd4 g2 60. Ke6 Re2+ 61. Kd5 Rd2 62. Kc4 b2 63. Kc3 Rxd4 64. Kxd4 Kf7 65. Kd5 g1Q 66. Rxg1 b1Q 0-1

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.27"]
[Round "5.23"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Pinochet Gonzalez, Luis Enrique"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2275"]
[BlackElo "1753"]
[PlyCount "83"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Chile III"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "CHI"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. d3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. Bh6 a5 10. Nf3 Nb4 11. Rc1 c6 12. h4 Bf5 13. Bxg7 Kxg7 14. a3 N4d5 15. e4 Bg4 16. exd5 cxd5 17. h5 Bxh5 18. g4 Bxg4 19. Qh6+ Kf6 20. Qh4+ Kg7 21. Qxh7+ Kf6 22. Qh4+ Kg7 23. Qxg4 Qd6 24. Nb5 Qf6 25. Qg5 Qxb2 26. Qe5+ Qxe5+ 27. Nxe5 f6 28. Nf3 Rac8 29. Kd2 e5 30. Bh3 Rc6 31. Na7 Rd6 32. Rc7+ Rf7 33. Rxf7+ Kxf7 34. Rc1 e4 35. Rc7+ Kf8 36. Nd4 f5 37. Nab5 Rf6 38. Rxb7 exd3 39. Kxd3 Nc4 40. Bg2 Ne5+ 41. Ke2 f4 42. Bxd5 1-0

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.26"]
[Round "1.36"]
[White "Barmagambetova, Sakypzhama"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1894"]
[BlackElo "2275"]
[PlyCount "107"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Kazakhstan III"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 a6 5. Nc3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. 0-0 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qc2 Be7 13. Bg5 0-0 14. Rfd1 h6 15. Bxf6 Bxf6 16. Rac1 Qd6 17. b3 a5 18. h3 Rfd8 19. Rd2 Rd7 20. Rcd1 Rad8 21. Qe4 Qb4 22. g4 a4 23. Rd3 axb3 24. axb3 Qe7 25. Kg2 Rd6 26. Kg3 g6 27. h4 Bg7 28. Kg2 Qd7 29. g5 hxg5 30. hxg5 Qe7 31. Qe3 b5 32. cxb5 cxb5 33. d5 e5 34. Qe4 Re8 35. Re1 Qd7 36. b4 Qe7 37. Rc3 Qd7 38. Rc5 f5 39. gxf6 Rxf6 40. Nxe5 Rxe5 41. Qxe5 Rxf2+ 42. Kxf2 Bxe5 43. Rxe5 Qg4 44. d6 Qd4+ 45. Kf3 Qxd6 46. Rxb5 Kg7 47. Red5 Qf6+ 48. Kg3 Qc3+ 49. Kg4 Kh6 50. Kf4 Qc4+ 51. Kg3 Qe4 52. Rdc5 Qe3+ 53. Kg4 Qe4+ 54. Kg3 1/2-1/2

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.26"]
[Round "3.21"]
[White "Hernandez Rendon, Carlos A"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1838"]
[BlackElo "2275"]
[PlyCount "62"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico V"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "MEX"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. g3 g6 5. Bg2 Bg7 6. Nge2 Nh6 7. d3 Nf5 8. Bf4 Nc6 9. Qd2 e5 10. Bg5 f6 11. Be3 0-0 12. 0-0 Nxe3 13. fxe3 Bh6 14. Nd5 Kg7 15. c4 Ne7 16. Nec3 c6 17. Nxe7 Qxe7 18. Qf2 Be6 19. Rad1 Rad8 20. Rfe1 Rd7 21. b3 Qb4 22. Qb2 Rfd8 23. d4 Bg4 24. a3 Qe7 25. d5 Bxd1 26. Nxd1 e4 27. Nc3 Qe5 28. Qd2 f5 29. Rd1 Kh8 30. Bf1 Bg7 31. Na4 b6 0-1

[Event "FISU World University"]
[Site "Tornelo INT"]
[Date "2020.10.26"]
[Round "2.18"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Harutyunian, Tigran K"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2275"]
[BlackElo "2549"]
[PlyCount "104"]
[EventDate "2020.10.26"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Armenia"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ARM"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 b6 5. g3 Bb7 6. Bg2 c5 7. 0-0 Be7 8. e3 0-0 9. d4 cxd4 10. Nxd4 Nbd7 11. Nc3 Nc5 12. cxd5 Nxd5 13. Nxd5 Bxd5 14. Nc6 Bxc6 15. Bxc6 Rc8 16. Bg2 Bf6 17. Qxd8 Rfxd8 18. Bxf6 gxf6 19. Rfd1 f5 20. Rac1 Kg7 21. Rd4 Kf6 22. Rdc4 a5 23. b4 axb4 24. Rxb4 Nd3 25. Rxc8 Rxc8 26. Rb3 Ne5 27. Rxb6 Rc1+ 28. Bf1 Rc2 29. h3 Rxa2 30. Kg2 Nd7 31. Rb4 Nc5 32. Rf4 e5 33. Rf3 e4 34. Rf4 Ne6 35. Rh4 Kg6 36. Bc4 Rc2 37. Bxe6 fxe6 38. Kg1 h5 39. g4 hxg4 40. hxg4 Kg5 41. Rh8 Kxg4 42. Rg8+ Kf3 43. Rg3+ Ke2 44. Rg6 Rc1+ 45. Kg2 Rf1 46. Rxe6 Rxf2+ 47. Kg3 Rf3+ 48. Kg2 Kxe3 49. Ra6 Rf2+ 50. Kg1 Rd2 51. Ra3+ Rd3 52. Ra8 f4 0-1

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.16"]
[Round "7.5"]
[White "Cardoso Cardoso, Jose Gabriel"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2392"]
[BlackElo "2270"]
[PlyCount "83"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Colombia"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. a4 Nf6 5. e3 e6 6. Bxc4 c5 7. 0-0 Nc6 8. Nc3 Be7 9. Qe2 cxd4 10. Rd1 e5 11. exd4 exd4 12. Nxd4 Nxd4 13. Qe5 Qd6 14. Qxd6 Bxd6 15. Rxd4 Bc5 16. Rd1 Be6 17. Re1 0-0 18. Bxe6 fxe6 19. Rxe6 Ng4 20. Ne4 Ba7 21. Be3 Nxe3 22. fxe3 Rae8 23. Rxe8 Rxe8 24. Nc3 Rxe3 25. Kf1 Bd4 26. Rc1 h6 27. Rc2 Kf7 28. Ne2 Be5 29. Kf2 Rb3 30. Nc3 Ke6 31. h3 Bxc3 32. bxc3 Kd5 33. Rd2+ Kc6 34. Rd3 Ra3 35. Rg3 g5 36. h4 gxh4 37. Rg4 Rxc3 38. Rxh4 b5 39. Rxh6+ Kb7 40. axb5 axb5 41. g4 b4 42. g5 1/2-1/2

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.16"]
[Round "9.5"]
[White "Shafi, Declan"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2158"]
[BlackElo "2270"]
[PlyCount "142"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Scotland"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. 0-0 c5 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Be2 Ke7 10. Nbd2 Nbd7 11. a3 Ba7 12. Nc4 Nb6 13. Na5 Ne4 14. Ne5 f6 15. Nd3 Rd8 16. Rd1 Nd5 17. Bf3 Ng5 18. Be2 Bb6 19. Nc4 Ba7 20. Bd2 Bd7 21. Rac1 Ba4 22. Rf1 e5 23. Nb4 Nb6 24. Bc3 Rac8 25. Na5 Rc7 26. b3 Bb5 27. Bxb5 axb5 28. Ba1 Rxc1 29. Rxc1 Rd7 30. Kf1 Ne4 31. Ke1 Ke6 32. f3 Nd6 33. Nd3 Nd5 34. e4 Ne3 35. b4 Nxg2+ 36. Ke2 Nf4+ 37. Nxf4+ exf4 38. Nb3 Nc4 39. a4 Be3 40. Rc3 bxa4 41. Nc5+ Bxc5 42. bxc5 Rd2+ 43. Ke1 Rxh2 44. Rxc4 Rh1+ 45. Kd2 Rxa1 46. Rb4 Ra2+ 47. Kd3 Ra3+ 48. Kd4 Rb3 49. Rxa4 h5 50. Kc4 Rb1 51. Ra8 h4 52. Rh8 g5 53. Rh7 b6 54. c6 Kd6 55. c7 Rc1+ 56. Kb5 Rxc7 57. Rh6 Ke5 58. Kxb6 Rc3 59. Kb5 Rxf3 60. Kc5 h3 61. Rh8 Kxe4 62. Kc4 Kf5 63. Rh6 Re3 64. Kd4 Kg4 65. Rxf6 h2 66. Rh6 Kg3 67. Rh5 g4 68. Kd5 Re2 69. Kd4 Kg2 70. Kd3 f3 71. Rh4 g3 0-1

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.15"]
[Round "5.5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Aspiazu Sibri, Marlon Steven"]
[Result "0-1"]
[ECO "A24"]
[WhiteElo "2270"]
[BlackElo "2018"]
[PlyCount "78"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Ecuador"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ECU"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. e4 0-0 6. Nge2 e5 7. d3 c6 8. 0-0 a6 9. h3 b5 10. Be3 Be6 11. b3 b4 12. Na4 c5 13. f4 exf4 14. gxf4 Nh5 15. Rb1 Nc6 16. e5 Rc8 17. exd6 Nd4 18. Nxc5 Nxe2+ 19. Qxe2 Ng3 20. Qf3 Nxf1 21. Nb7 Nd2 22. Bxd2 Qb6+ 23. Kh1 Bd4 24. Re1 Rfe8 25. Kh2 Bd7 26. Rxe8+ Bxe8 27. d7 Bxd7 28. Qd5 Bc6 29. c5 Qxb7 30. Qxd4 Bxg2 31. Bxb4 Bh1 32. Kg3 Qg2+ 33. Kh4 Qd5 34. Qf6 Qh5+ 35. Kg3 Qf3+ 36. Kh4 Qf2+ 37. Kg4 Bf3+ 38. Kg5 Qg3+ 39. Kh6 Qxh3+ 0-1

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.15"]
[Round "6.5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Kapitanchuk, Tomas"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2270"]
[BlackElo "2344"]
[PlyCount "191"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Argentina"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ARG"]

1. c4 Nf6 2. g3 e5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 Be6 10. Rb1 f6 11. d3 a5 12. b5 Nd4 13. Nd2 Rb8 14. e3 Nf5 15. Qc2 Qd7 16. Rd1 Rfd8 17. Nc4 Nxc4 18. dxc4 Qe8 19. Nd5 Qf7 20. Bd2 Bxa3 21. Bxa5 b6 22. Bb4 Bxb4 23. Nxb4 Rd6 24. Nc6 Re8 25. c5 bxc5 26. Qxc5 Qd7 27. Rdc1 Ne7 28. Ra1 Nd5 29. h4 Nb6 30. Nb4 Rd8 31. Qxc7 Rd1+ 32. Kh2 Qxc7 33. Rxc7 Rxa1 34. Rc6 Nd5 35. Nc2 Rc1 36. b6 Bf7 37. b7 Ne7 38. Rc7 Kf8 39. Be4 Bb3 40. Rd7 Rb8 41. Nb4 Ba4 42. Na6 Bxd7 43. Nxb8 Bc6 44. Nd7+ Bxd7 45. b8Q+ Kf7 46. Qb2 Rc8 47. Bc2 Be6 48. Bb3 Rc6 49. Bxe6+ Rxe6 50. Qa2 f5 51. Kg2 Kf6 52. Qa8 Kf7 53. Qa2 Kf6 54. Qc4 Rc6 55. Qb4 Re6 56. e4 fxe4 57. Qxe4 g6 58. Qa8 Kg7 59. g4 Rf6 60. Qe4 Nc6 61. g5 Rd6 62. f4 exf4 63. Qxf4 Re6 64. Qc7+ Ne7 65. Qc3+ Kg8 66. Qb3 Kf7 67. Kh3 Nf5 68. Qb7+ Re7 69. Qd5+ Kg7 70. h5 Re3+ 71. Kh2 Re2+ 72. Kg1 Re7 73. h6+ Nxh6 74. Qd4+ Kf7 75. Qf6+ Ke8 76. gxh6 Rf7 77. Qc6+ Ke7 78. Kg2 Kf8 79. Kg3 Ke7 80. Kg4 Kf8 81. Qe6 Re7 82. Qc8+ Re8 83. Qc3 Re4+ 84. Kg5 Kf7 85. Qg7+ Ke6 86. Qxh7 Re5+ 87. Kf4 Rf5+ 88. Kg4 Rf6 89. Qg7 Rf7 90. Qxg6+ Rf6 91. Qg5 Kf7 92. h7 Rh6 93. Qxh6 Ke7 94. h8Q Kd7 95. Q8g7+ Kc8 96. Qhh8# 1-0

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.15"]
[Round "4.5"]
[White "Valverde Mora, Mauricio"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1818"]
[BlackElo "2270"]
[PlyCount "74"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "MEX"]

1. c4 e5 2. g3 d6 3. Bg2 f5 4. Nc3 Nf6 5. d3 Be7 6. e3 0-0 7. Nge2 c6 8. 0-0 Be6 9. f4 Nbd7 10. b4 a6 11. a4 Qb6 12. Rb1 Kh8 13. h3 Qc7 14. Bd2 Rab8 15. b5 axb5 16. axb5 Nc5 17. Qc2 e4 18. dxe4 Bxc4 19. Rb4 Bd3 20. Qb2 Bxe2 21. Nxe2 Nd3 22. Qc2 Nxb4 23. Bxb4 fxe4 24. Bxe4 d5 25. Bxe7 Qxe7 26. Bg2 Qxe3+ 27. Kh2 cxb5 28. Nc3 Rbc8 29. Nd1 Qxg3+ 30. Kxg3 Rxc2 31. Ne3 Rc3 32. Kf2 Ne4+ 33. Bxe4 dxe4 34. f5 g6 35. Ke2 gxf5 36. Nxf5 Rf3 37. Ne3 Rxe3+ 0-1

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.14"]
[Round "3.5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Bolanos, Fernando"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2270"]
[BlackElo "2272"]
[PlyCount "51"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Bolivia"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "BOL"]

1. c4 Nf6 2. g3 c5 3. Bg2 Nc6 4. Nc3 g6 5. e4 d6 6. Nge2 Bg7 7. d3 0-0 8. 0-0 a6 9. h3 Rb8 10. a4 b6 11. Be3 Qc7 12. f4 e6 13. f5 exf5 14. exf5 Bxf5 15. g4 Be6 16. Qd2 h5 17. Bg5 Nh7 18. gxh5 gxh5 19. Bh6 Nb4 20. Ng3 Qe7 21. Nxh5 Bd4+ 22. Kh1 Qh4 23. Bxf8 Rxf8 24. Qh6 Kh8 25. Rf4 Qe7 26. Rxd4 1-0

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2020.08.14"]
[Round "1.5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Willow, Jonah B"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2270"]
[BlackElo "2367"]
[PlyCount "96"]
[EventDate "2020.08.14"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "England"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ENG"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 e6 6. Nge2 Nge7 7. d3 0-0 8. h4 h5 9. Bg5 d6 10. Qd2 Nd4 11. Nxd4 cxd4 12. Ne2 e5 13. 0-0 Bg4 14. f3 Bd7 15. b4 Kh7 16. Qd1 b5 17. cxb5 Bxb5 18. a4 Bd7 19. Qb3 Be6 20. Qa3 d5 21. b5 f6 22. Bd2 dxe4 23. fxe4 Bg4 24. Bb4 Rf7 25. Ra2 Qd7 26. Kh2 Rc8 27. Ng1 Ng8 28. Raf2 Nh6 29. Bd2 Rc2 30. Bxh6 Rxf2 31. Rxf2 Bxh6 32. Qc5 Be3 33. Rc2 Bd1 34. Ra2 Qc7 35. Qd5 Kg7 36. Nf3 Qc1 37. a5 Qb1 38. Ra3 Bc1 39. Nxe5 fxe5 40. Qxe5+ Kh7 41. Qe6 Rg7 42. Qa2 Qxb5 43. Qa1 Bxa3 44. Qxd1 Bd6 45. Kh1 Qxa5 46. e5 Qxe5 47. Be4 Rf7 48. Qe2 Kg7 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.09"]
[Round "7.4"]
[White "Haynes, Aaron"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1479"]
[BlackElo "2275"]
[PlyCount "66"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Barbados"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "BAR"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. e3 a6 4. Bxc4 Nf6 5. Nc3 e6 6. Nf3 c5 7. 0-0 Be7 8. dxc5 Bxc5 9. Qxd8+ Kxd8 10. Ne5 Ke7 11. a3 Nbd7 12. Nf3 b5 13. Bd3 Bb7 14. Ng5 Rhd8 15. Nge4 Ba7 16. Bc2 Rac8 17. Nxf6 gxf6 18. Be4 Bxe4 19. Nxe4 f5 20. Ng5 Nc5 21. b4 Na4 22. Nf3 Rc2 23. Nd4 Bxd4 24. exd4 Rxd4 25. Be3 Rd3 26. g3 Rcc3 27. Rfc1 e5 28. Rxc3 Nxc3 29. Bc5+ Ke6 30. Kf1 Kd5 31. Ke1 Kc4 32. Be3 Kb3 33. Bc1 Rd1# 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.09"]
[Round "9.5"]
[White "Melara, Moises"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "E57"]
[WhiteElo "2110"]
[BlackElo "2275"]
[PlyCount "82"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "El Salvador"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "ESA"]
[BlackTeamCountry "MEX"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 0-0 8. Bd3 dxc4 9. Bxc4 Nc6 10. a3 b6 11. 0-0 Bb7 12. Re1 Rc8 13. Ba2 Nd5 14. Ne4 Bxg5 15. Nexg5 Nf6 16. Qd3 g6 17. Rac1 Ne7 18. Rxc8 Bxc8 19. Ne5 Ned5 20. g3 Nh5 21. h4 Ng7 22. Bb1 Nf5 23. Ne4 f6 24. Ng4 h5 25. Nh2 Nde7 26. Nf3 Kg7 27. Ba2 Nd5 28. Nc3 Qd6 29. Ne4 Qd8 30. Nc3 Nxc3 31. bxc3 Re8 32. Qc2 Qd6 33. Qe2 Qxa3 34. d5 e5 35. c4 Bd7 36. Bb1 e4 37. Nd2 e3 38. Bxf5 exf2+ 39. Qxf2 Rxe1+ 40. Qxe1 Bxf5 41. Qe7+ Qxe7 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.08"]
[Round "5.3"]
[White "Espinoza Solano, Jose Nahum"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2082"]
[BlackElo "2275"]
[PlyCount "72"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Nicaragua"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "NCA"]
[BlackTeamCountry "MEX"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 e6 7. c5 Be7 8. Bb5 Bd7 9. 0-0 0-0 10. Re1 Rc8 11. Rb1 b6 12. b4 bxc5 13. bxc5 Na5 14. Bd3 Bc6 15. Ne5 Nd7 16. f4 Nf6 17. f5 Ne4 18. Bxe4 dxe4 19. fxe6 fxe6 20. Be3 Bd5 21. Qg4 Bf6 22. Nxe4 Bxe4 23. Qxe4 Qd5 24. Qxd5 exd5 25. Rb5 Nc6 26. Nxc6 Rxc6 27. Rb7 Re8 28. Kf2 Rce6 29. Rxa7 Rxe3 30. Rxe3 Bxd4 31. Raa3 Bxc5 32. Kf3 Bxe3 33. Rxe3 Ra8 34. a3 Ra4 35. Rd3 Kf7 36. Rxd5 Rxa3+ 1/2-1/2

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.08"]
[Round "6.3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Mendez Machado, Andre"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2275"]
[BlackElo "1651"]
[PlyCount "115"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Panama"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "PAN"]

1. c4 Nf6 2. Nc3 e6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 d5 6. Qb3 Bxc3 7. Qxc3 c6 8. 0-0 Nbd7 9. b3 Ne4 10. Qc2 b6 11. Bb2 Nef6 12. d3 Bb7 13. e4 Rc8 14. Rad1 Qe7 15. Rfe1 dxe4 16. dxe4 e5 17. Nh4 g6 18. Bc1 Nc5 19. Bh6 Rfd8 20. h3 Ne6 21. Qc1 Rxd1 22. Rxd1 Nd4 23. Kh2 Nh5 24. Bg5 f6 25. Be3 c5 26. b4 Ba6 27. bxc5 bxc5 28. Qa3 Qe6 29. Rc1 Rc7 30. Qa5 Qb6 31. Qxb6 axb6 32. g4 Ng7 33. g5 f5 34. exf5 Ngxf5 35. Bd5+ Kg7 36. Nxf5+ gxf5 37. Rb1 Bb7 38. Rxb6 Bxd5 39. cxd5 Rd7 40. d6 Kf7 41. f4 e4 42. a4 Ke6 43. h4 Rxd6 44. Rxd6+ Kxd6 45. h5 Ne6 46. Kg2 c4 47. Kf2 Kc6 48. h6 Nf8 49. Ke2 Ng6 50. Kd2 Kd5 51. Kc3 Nh4 52. a5 Kc6 53. Kxc4 Ng6 54. a6 Kc7 55. Kd5 Nh4 56. a7 Kb7 57. Ke6 Ka8 58. Kf7 1-0

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.07"]
[Round "1.1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Aragon Trujillo, Ricardo M"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2275"]
[BlackElo "1875"]
[PlyCount "79"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Guatemala"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "GUA"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 Nge7 6. Nge2 0-0 7. d3 d6 8. 0-0 f5 9. Nd5 Nxd5 10. cxd5 Ne7 11. Be3 c5 12. Qd2 Rf7 13. f4 fxe4 14. dxe4 Bg4 15. fxe5 Rxf1+ 16. Rxf1 Bxe2 17. Qxe2 Bxe5 18. Bh3 Kh8 19. Bg5 Qe8 20. Bf6+ Bxf6 21. Rxf6 Rd8 22. Be6 Ng8 23. Rf7 Nh6 24. Rxb7 Rb8 25. Rxb8 Qxb8 26. Qd2 Qb4 27. Qxh6 Qe1+ 28. Kg2 Qe2+ 29. Kh3 Qf1+ 30. Kh4 Qf6+ 31. Qg5 Qxb2 32. Qd8+ Kg7 33. Qe7+ Kh6 34. Qf8+ Qg7 35. Qxg7+ Kxg7 36. Kg4 Kf6 37. Kf4 h5 38. h4 c4 39. Ke3 Ke5 40. Bf7 1-0

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2020.08.07"]
[Round "2.5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Valverde Mora, Mauricio"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2275"]
[BlackElo "1792"]
[PlyCount "48"]
[EventDate "2020.08.07"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 198"]
[Source "ChessBase"]
[SourceDate "2020.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.31"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "CRI"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. Nc3 c5 7. 0-0 0-0 8. Ne1 Nxc3 9. bxc3 Nc6 10. a4 e5 11. Ba3 Qd6 12. Rb1 Rb8 13. d4 exd4 14. cxd4 Qxd4 15. Nd3 Rd8 16. Bxc5 Qf6 17. Qc2 Bf5 18. e4 Bg4 19. Nf4 Nd4 20. Bxd4 Qxd4 21. h3 Bd7 22. a5 Ba4 23. Qa2 Bc6 24. Nd5 Bxd5 0-1

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.16"]
[Round "9"]
[White "Guerrero Rodriguez, Alejandra"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2088"]
[BlackElo "2270"]
[PlyCount "90"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 g6 5. Nf3 Bg7 6. Bc4 Nf6 7. 0-0 0-0 8. h3 a6 9. a4 b6 10. Bf4 Nc6 11. Re1 Bb7 12. Qd2 Nb4 13. Be2 e6 14. Rad1 Nbd5 15. Bh6 Nxc3 16. bxc3 Ne4 17. Qe3 Nxc3 18. Bxg7 Nxe2+ 19. Qxe2 Kxg7 20. Qe5+ Kg8 21. Ng5 h6 22. Ne4 Bxe4 23. Qxe4 Qd5 24. Qf4 Kg7 25. Qxc7 Rfc8 26. Qxb6 Rxc2 27. Re5 Qc6 28. Qb3 Rd8 29. d5 Qc5 30. Qf3 Rc1 31. Ree1 Rxd1 32. Rxd1 Rxd5 33. Rb1 Qd4 34. Qa3 Rf5 35. Rb2 a5 36. g3 h5 37. h4 e5 38. Qa2 Rf3 39. Kg2 Rd3 40. Re2 Kf6 41. f3 Rd1 42. Rf2 Qa1 43. f4 Rg1+ 44. Kf3 Qc3+ 45. Ke4 Qd4+ 0-1

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.16"]
[Round "8"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Cofre Archibold, Nestor"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2270"]
[BlackElo "2304"]
[PlyCount "164"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 g6 2. c3 Bg7 3. Bg5 d6 4. Nd2 Nd7 5. Ngf3 h6 6. Bh4 g5 7. Bg3 f5 8. e3 e5 9. h3 Qe7 10. Bh2 e4 11. Ng1 Ngf6 12. Bc4 Nf8 13. Ne2 Ng6 14. a4 h5 15. a5 Nh4 16. 0-0 f4 17. exf4 g4 18. Bg3 Nf5 19. h4 d5 20. Bb3 e3 21. Nb1 Ne4 22. Bxd5 exf2+ 23. Bxf2 Nxf2 24. Rxf2 c6 25. Ba2 g3 26. Rf3 Nxh4 27. Rxg3 Bg4 28. Qd2 Nf5 29. Na3 0-0-0 30. a6 Rde8 31. Bb1 Nxg3 32. Nxg3 Kb8 33. Nc4 h4 34. Nf5 Qe1+ 35. Qxe1 Rxe1+ 36. Kf2 Rxb1 37. Rxb1 Bxf5 38. Ra1 b5 39. Nd6 Bd7 40. g3 Kc7 41. Ne4 hxg3+ 42. Kxg3 Rh3+ 43. Kg2 Re3 44. Nc5 Bf5 45. Kf2 Re8 46. Rh1 Rh8 47. Re1 Bf6 48. Kg2 Rg8+ 49. Kf3 Bg4+ 50. Kg3 Bh5+ 51. Kh3 Bf7 52. b3 Bd5 53. b4 Bg2+ 54. Kh2 Bd5 55. Kh3 Bc4 56. Re3 Bf1+ 57. Kh2 Bc4 58. Kh3 Bf7 59. Kh2 Rg4 60. Rh3 Rg8 61. Ne4 Be7 62. Rh7 Rf8 63. Kg3 Kd8 64. f5 Bg8 65. Rg7 Bd5 66. f6 Bxf6 67. Nxf6 Rxf6 68. Rxa7 Kc8 69. Kg4 Kb8 70. Re7 Re6 71. Rxe6 Bxe6+ 72. Kf4 Ka7 73. Ke5 Bd5 74. Kd6 Kxa6 75. Kc7 Ka7 76. Kc8 Kb6 77. Kd8 Be6 78. Ke7 Bh3 79. Kd6 Bg2 80. Kd7 Kb7 81. Kd6 Kc8 82. Kc5 Bd5 0-1

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.15"]
[Round "7"]
[White "Dominguez Aguilar, Guillermo"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2321"]
[BlackElo "2270"]
[PlyCount "58"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d3 g6 4. Be2 Bg7 5. Nbd2 e5 6. a4 Ne7 7. h4 h6 8. h5 g5 9. b3 Be6 10. Bb2 Nd7 11. d4 Qc7 12. dxe5 Nxe5 13. Nd4 Bd7 14. Qc1 f5 15. exf5 Nxf5 16. Nxf5 Bxf5 17. 0-0 0-0-0 18. a5 Rhe8 19. Ra4 c5 20. a6 b6 21. Bxe5 Bxe5 22. Qd1 Kb8 23. Bg4 Bh7 24. Kh1 Re7 25. Nf3 Bc3 26. Ng1 b5 27. Ra2 Qe5 28. Ne2 Kc7 29. b4 cxb4 1/2-1/2

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.15"]
[Round "6"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Garcia Guerrero, Isaac Antonio"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2270"]
[BlackElo "2271"]
[PlyCount "88"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nh3 e5 6. d3 Nge7 7. 0-0 d6 8. Rb1 0-0 9. f4 Rb8 10. e4 f5 11. Be3 a6 12. Nd5 b5 13. fxe5 Nxd5 14. cxd5 Nxe5 15. Kh1 fxe4 16. dxe4 Bg4 17. Qe1 Nc4 18. Nf2 Nxe3 19. Qxe3 Bd7 20. Nd3 Qe7 21. Rfe1 Rbe8 22. Qd2 Be5 23. Qa5 Bc8 24. Rf1 Bd4 25. Qb6 Rxf1+ 26. Rxf1 Bg4 27. Re1 Qf6 28. Qxa6 b4 29. Qc6 Rc8 30. Qb7 Rf8 31. e5 dxe5 32. d6 Qxd6 33. Nxe5 Bxe5 34. Qd5+ Qxd5 35. Bxd5+ Kg7 36. Rxe5 Kf6 37. Re3 Rd8 38. Bf3 Be6 39. a3 bxa3 40. bxa3 Rd2 41. Kg1 c4 42. a4 Ra2 43. Bc6 Bf5 44. Rc3 Be6 1/2-1/2

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.14"]
[Round "5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Fernandez Cardoso, Alexey"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2270"]
[BlackElo "2424"]
[PlyCount "179"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 e5 5. d3 f5 6. Nf3 Nf6 7. 0-0 0-0 8. c5 h6 9. cxd6 cxd6 10. e4 Nc6 11. h3 Kh7 12. a3 a6 13. Re1 g5 14. exf5 Bxf5 15. g4 Bg6 16. Be3 Kh8 17. Rc1 Rc8 18. b4 Bh7 19. d4 e4 20. Nd2 d5 21. Nb3 Qe7 22. Nc5 Qf7 23. Rf1 Rce8 24. Ne2 Na7 25. Ng3 Nb5 26. a4 Nd6 27. Qe2 Bg6 28. b5 a5 29. Nb3 Nc4 30. Nd2 Nb6 31. Nb3 Nxa4 32. Nxa5 Nb6 33. Ra1 Qd7 34. Nb3 Nc4 35. Nc5 Qc8 36. Rfc1 b6 37. Nb3 Qd7 38. Nd2 Na5 39. Bf1 Ng8 40. Ra2 Ne7 41. Rac2 Rc8 42. Qd1 Rxc2 43. Rxc2 Nc8 44. Qc1 Nd6 45. Rc7 Qe8 46. Ra7 Qb8 47. Qc7 Qxc7 48. Rxc7 Be8 49. Nh5 Bxh5 50. gxh5 Rd8 51. Be2 Bf6 52. Kg2 Kg8 53. h4 gxh4 54. Bxh6 Nf5 55. Be3 Bxd4 56. Bg5 Rf8 57. Bg4 Kh8 58. Bxf5 Rxf5 59. Bxh4 Rxh5 60. Bg3 Kg8 61. Rd7 Bc3 62. Nb1 Bd4 63. Na3 Bc5 64. Bd6 Rg5+ 65. Kf1 Bxa3 66. Bxa3 Nc4 67. Bc1 Rf5 68. Ke2 Kf8 69. Be3 Ke8 70. Rb7 Rf6 71. Bd4 Rg6 72. Ra7 Kd8 73. Ra8+ Kc7 74. Ra7+ Kc8 75. Ra8+ Kb7 76. Rh8 Kc7 77. Rh7+ Kc8 78. Rh8+ Kd7 79. Rh7+ Ke6 80. Rb7 Kf5 81. Rd7 Nd6 82. Bxb6 Ke6 83. Rc7 Nxb5 84. Rc6+ Nd6 85. Bc5 Kd7 86. Ra6 Re6 87. f3 exf3+ 88. Kxf3 Rh6 89. Rxd6+ Rxd6 90. Bxd6 1/2-1/2

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.13"]
[Round "2"]
[White "Garcia Almaguer, Juan Manuel"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2204"]
[BlackElo "2270"]
[PlyCount "83"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bf4 c6 4. f3 e6 5. e3 Be7 6. Bd3 Bg6 7. Nge2 Nd7 8. Qd2 Ngf6 9. g4 c5 10. Nb5 0-0 11. Bc7 Qc8 12. Bg3 a6 13. Nbc3 b5 14. Nf4 cxd4 15. exd4 Bxd3 16. Qxd3 Bb4 17. g5 Ne8 18. 0-0 Bxc3 19. bxc3 Qc6 20. Rae1 Rc8 21. Ne2 Nb6 22. Bf4 Na4 23. Bd2 Nd6 24. f4 Ne4 25. Ng3 Naxc3 26. a4 bxa4 27. Bxc3 Nxg3 28. Rf3 Ne4 29. Bb4 Rfe8 30. c3 Qb5 31. Rxe4 dxe4 32. Qxe4 Qd5 33. Qd3 a5 34. Ba3 Qc4 35. Qe4 Rb8 36. Rh3 g6 37. Qe1 Qa2 38. Bc1 Rb1 39. Rd3 Qc2 40. Rd1 Reb8 41. d5 R8b2 42. Qe2 0-1

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.13"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Camacho Collados, Marcos"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2270"]
[BlackElo "2409"]
[PlyCount "56"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 f5 3. g3 b6 4. Bg2 Bb7 5. 0-0 Nf6 6. d3 g6 7. Nc3 Bg7 8. e4 fxe4 9. Ng5 Nc6 10. Ngxe4 Nxe4 11. Bxe4 Qf6 12. h4 Qf7 13. Bf4 0-0-0 14. Qa4 Bxc3 15. bxc3 h6 16. Qd1 g5 17. hxg5 hxg5 18. Bxg5 Ne5 19. Bxb7+ Kxb7 20. Kg2 Qf5 21. Rh1 Rxh1 22. Qxh1 Rg8 23. Be3 Qxd3 24. Rd1 Qe4+ 25. Kg1 Nf3+ 26. Kg2 Rg7 27. Qh5 Ne5+ 28. Kf1 Rh7 0-1

[Event "Mexico City Fenamac-B 2nd"]
[Site "Mexico City"]
[Date "2020.03.12"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Medina Diaz, Rafael Alejandro"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2270"]
[BlackElo "2308"]
[PlyCount "38"]
[EventDate "2020.03.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 0-0 6. Nbd2 c5 7. c3 Nc6 8. 0-0 b6 9. Ne5 Bb7 10. Bg3 Nxe5 11. Bxe5 Rc8 12. h3 a6 13. a4 Nd7 14. Bxg7 Kxg7 15. f4 f6 16. f5 gxf5 17. Rxf5 e6 18. Rf4 f5 19. Qf1 a5 0-1

[Event "Carlos Torre Memorial op 31st"]
[Site "Merida"]
[Date "2019.12.13"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2274"]
[BlackElo "2555"]
[PlyCount "78"]
[EventDate "2019.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. e3 0-0 6. Nge2 e5 7. d4 Nfd7 8. 0-0 Nc6 9. h3 Re8 10. b3 Nb6 11. Bb2 h5 12. d5 Nb8 13. e4 a5 14. Nc1 Na6 15. Nd3 h4 16. f4 Nb4 17. Ne2 hxg3 18. fxe5 Qg5 19. Nxb4 axb4 20. e6 fxe6 21. Bxg7 Kxg7 22. Rf3 Bd7 23. Rxg3 Qe5 24. Qd4 exd5 25. exd5 Bf5 26. Qxe5+ dxe5 27. Re3 Nd7 28. Ng3 Nc5 29. Rf1 Bc2 30. Ne4 Bxe4 31. Bxe4 Rxa2 32. Kh1 Ra6 33. Kh2 Re7 34. Kg3 Rf7 35. Rfe1 Ra2 36. Bf3 Rb2 37. Bd1 e4 38. R1e2 Rxe2 39. Bxe2 Kf6 0-1

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.12.01"]
[Round "6"]
[White "Miranda, Nunez Diego Marcel"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1815"]
[BlackElo "2274"]
[PlyCount "82"]
[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 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Bb5 e6 7. Be3 Qb6 8. Qb3 c4 9. Bxc6+ bxc6 10. Qxb6 axb6 11. Nbd2 Ne7 12. 0-0 Bf5 13. Rfd1 Nc8 14. Nf1 b5 15. a3 Nb6 16. h3 Be7 17. g4 Bg6 18. Ng3 Na4 19. Rd2 h5 20. gxh5 Bxh5 21. Nxh5 Rxh5 22. Kg2 Kd7 23. Rh1 f6 24. Re2 f5 25. Bc1 g5 26. Ree1 Rah8 27. Reg1 c5 28. dxc5 Nxc5 29. Nd4 Nd3 30. Nxb5 Nxe5 31. Nd4 Nd3 32. Bd2 f4 33. f3 e5 34. Nc2 Bc5 35. Rb1 Nf2 36. Rh2 g4 37. fxg4 Nxg4 38. Rhh1 Nf2 39. Rh2 Rg8+ 40. Kf1 Ne4 41. Ke2 Bg1 0-1

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.12.01"]
[Round "7"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Pina Gonzalez, Jose Antonio"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2274"]
[BlackElo "2170"]
[PlyCount "67"]
[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. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 Bb4 5. Nd5 Be7 6. e3 0-0 7. Ne2 Nxd5 8. cxd5 Nb8 9. d4 exd4 10. Nxd4 d6 11. 0-0 Nd7 12. b3 Bf6 13. Bb2 Nc5 14. h3 a5 15. Qc2 Bd7 16. Rad1 Re8 17. Rfe1 Na6 18. Bc3 Nc5 19. Kh2 h6 20. f4 b5 21. a3 Qc8 22. e4 a4 23. b4 Bxd4 24. Bxd4 Nb3 25. Bb2 c5 26. dxc6 Bxc6 27. Rxd6 Bb7 28. Qd1 Qc4 29. Qg4 g6 30. Rxg6+ Kf8 31. Bg7+ Ke7 32. Bf6+ Kd6 33. Be5+ Ke7 34. Rd1 1-0

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.30"]
[Round "5"]
[White "Hernandez, Alexander"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2135"]
[BlackElo "2274"]
[PlyCount "103"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Qc7 6. Ne2 Bg4 7. f3 Bh5 8. Bf4 Qb6 9. Qb3 Nbd7 10. Na3 a6 11. Qxb6 Nxb6 12. Bc7 Nbd7 13. Nf4 Rc8 14. Nxh5 Rxc7 15. Nxf6+ gxf6 16. Nc2 e6 17. 0-0 Bd6 18. f4 f5 19. Ne3 Nf6 20. c4 dxc4 21. Nxc4 Ke7 22. Rae1 Rd8 23. a3 Kf8 24. Ne5 Rcc8 25. Rc1 Bc7 26. Be2 Bb6 27. Nf3 Rxc1 28. Rxc1 Bxd4+ 29. Nxd4 Rxd4 30. Bf3 Rd7 31. Rc8+ Ke7 32. Rb8 Ne4 33. g4 Kf6 34. g5+ Kg7 35. h4 h6 36. Bxe4 fxe4 37. Kf2 hxg5 38. fxg5 Kg6 39. Rg8+ Kh7 40. Rb8 Rd2+ 41. Ke3 Rxb2 42. Kxe4 Rb3 43. h5 b5 44. Rb7 Kg8 45. Rb8+ Kg7 46. h6+ Kh7 47. Rf8 Rxa3 48. Rxf7+ Kg8 49. g6 Rh3 50. h7+ Kh8 51. Rf8+ Kg7 52. Rg8+ 1-0

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.30"]
[Round "4"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2274"]
[BlackElo "2549"]
[PlyCount "72"]
[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. c4 f5 2. Nf3 Nf6 3. g3 d6 4. Bg2 g6 5. 0-0 e5 6. d3 Bg7 7. Nc3 0-0 8. Bg5 h6 9. Bxf6 Bxf6 10. Nd2 Nc6 11. Rb1 a5 12. a3 Bg7 13. b4 axb4 14. axb4 Nd4 15. b5 g5 16. Nd5 Ne6 17. Ra1 Rb8 18. Ra3 Bd7 19. Nb4 g4 20. Ra7 Qc8 21. Nd5 Kh8 22. Kh1 Qd8 23. f4 c6 24. bxc6 bxc6 25. fxe5 dxe5 26. Ne3 Nc5 27. Qc2 h5 28. Rb1 h4 29. gxh4 Qxh4 30. Nef1 Qf2 31. Nb3 Nxb3 32. Rxd7 Nd4 33. Rxd4 exd4 34. Rxb8 Rxb8 35. Qc1 f4 36. Nd2 Qxe2 0-1

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.29"]
[Round "2"]
[White "Nunez Hirales, Juan Alejandro"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2016"]
[BlackElo "2274"]
[PlyCount "122"]
[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. d4 c6 2. Nc3 d5 3. Bf4 Bf5 4. e3 e6 5. f3 Be7 6. Bd3 Bg6 7. Nge2 Nd7 8. Qd2 b5 9. Bg3 Ngf6 10. Nf4 b4 11. Na4 0-0 12. 0-0 c5 13. dxc5 Nxc5 14. Nxc5 Bxc5 15. Bxg6 hxg6 16. Nd3 Qb6 17. Nxc5 Qxc5 18. Rfc1 a5 19. c3 Ra6 20. Be1 Qa7 21. Qd4 Rb8 22. Qxa7 Rxa7 23. cxb4 axb4 24. b3 g5 25. h3 Nd7 26. Rc2 f6 27. Rac1 Rbb7 28. Bf2 e5 29. Rd1 Rb5 30. Rdc1 e4 31. f4 Rba5 32. fxg5 fxg5 33. Be1 Rxa2 34. Bxb4 Rxc2 35. Rxc2 Rb7 36. Bd6 Rxb3 37. Rc7 Nf6 38. Kf2 g4 39. Be5 gxh3 40. gxh3 Nh5 41. Rc5 Rd3 42. Bd4 Nf4 43. Rc7 Ne6 44. Rc8+ Kh7 45. Be5 Kg6 46. Rc6 Kf5 47. Bg3 Ng5 48. h4 Rd2+ 49. Kf1 Nf3 50. Bf2 Ne5 51. Rc7 g6 52. Bg3 Nf3 53. Bf2 Nh2+ 54. Ke1 Nf3+ 55. Kf1 Ne5 56. Bg3 Ng4 57. Bf4 Nh2+ 58. Bxh2 Rxh2 59. Rf7+ Kg4 60. Rf6 Rxh4 61. Rxg6+ Kf3 1/2-1/2

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.29"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Gonzalez Estrada, Jesus Yo"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2274"]
[BlackElo "1891"]
[PlyCount "96"]
[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. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nf6 5. e3 0-0 6. Nge2 Nc6 7. 0-0 d6 8. d3 e5 9. a3 Be6 10. Nd5 Qd7 11. Re1 Bh3 12. Bh1 Rac8 13. Nec3 Nxd5 14. Nxd5 Ne7 15. Rb1 Nxd5 16. Bxd5 Be6 17. Qf3 Bxd5 18. Qxd5 Qc6 19. e4 Qxd5 20. exd5 f5 21. Kg2 Rf7 22. Bd2 Re7 23. f3 Kf7 24. b4 cxb4 25. Bxb4 Rd7 26. a4 Bf6 27. Re2 Bd8 28. Be1 Bb6 29. Reb2 Rcc7 30. Bf2 Bd4 31. Re2 Re7 32. g4 Bxf2 33. Kxf2 Rc5 34. Ke3 Ra5 35. Ra2 Rc5 36. h4 e4 37. fxe4 fxe4 38. g5 exd3+ 39. Kxd3 Kg7 40. Rf2 Rec7 41. Rf4 Ra5 42. Rb4 h6 43. Rf6 hxg5 44. hxg5 Rd7 45. Kd4 Ra6 46. Re6 Ra5 47. Re8 Rc5 48. Rb8 b6 1-0

[Event "Chihuahua Bionext op"]
[Site "Chihuahua City"]
[Date "2019.11.28"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Mendoza, De la Torre Eduardo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2274"]
[BlackElo "1148"]
[PlyCount "85"]
[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. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 d5 5. g3 Bd6 6. Bg2 0-0 7. Ne2 c6 8. 0-0 f5 9. Nd2 Nd7 10. c4 Nf6 11. cxd5 cxd5 12. Nc3 Bb4 13. Rc1 Bxc3 14. bxc3 b5 15. a4 Bd7 16. axb5 Bxb5 17. c4 Bc6 18. Qc2 Ne4 19. Nxe4 fxe4 20. cxd5 Bxd5 21. Bxe4 Bxe4 22. Qxe4 a5 23. Ra1 Re8 24. Qc2 Qd5 25. Rfc1 h5 26. Qc5 Qf3 27. Qc6 Qg4 28. Kg2 Rec8 29. Qf3 Qe6 30. Rcb1 Rd8 31. Ra4 g5 32. Rb5 g4 33. Qf5 Qc6+ 34. e4 Qg6 35. Qxg6+ fxg6 36. e5 Kf7 37. d5 Re8 38. Rb7+ Re7 39. e6+ Ke8 40. Rb5 Rc7 41. d6 Rc6 42. Raxa5 Rxa5 43. Rb8+ 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.06"]
[Round "9"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Huanca, Edson"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2271"]
[BlackElo "1948"]
[PlyCount "71"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 c5 4. Nf3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 Be6 8. 0-0 a6 9. Bg5 cxd4 10. Nxd4 Be7 11. Rc1 0-0 12. Nxc6 bxc6 13. Na4 Qa5 14. a3 Rfc8 15. b4 Qd8 16. Nc5 h6 17. Bxf6 Bxf6 18. e4 Bb2 19. Rb1 Bc3 20. Qb3 Bd4 21. Nxe6 fxe6 22. Kh1 Qb6 23. f4 g6 24. Qd3 Kg7 25. Rbd1 Bf6 26. g4 a5 27. e5 Be7 28. f5 exf5 29. gxf5 gxf5 30. Qxf5 Rf8 31. Qg4+ Kh7 32. Qe6 Ra7 33. Bxd5 Bg5 34. Be4+ Kg7 35. Qg6+ Kh8 36. Rxf8# 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.05"]
[Round "8"]
[White "Munoz, Francisco Javier"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2282"]
[BlackElo "2271"]
[PlyCount "65"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qd8 6. Nf3 Nf6 7. d4 e6 8. a3 Be7 9. Bd3 Nc6 10. 0-0 0-0 11. Re1 b6 12. Bg5 Bb7 13. Bc2 Rc8 14. Qd3 g6 15. Bh6 Re8 16. Rad1 Nd5 17. h4 Nxc3 18. bxc3 Bxa3 19. h5 Ne7 20. Bg5 Qc7 21. hxg6 hxg6 22. c4 Bd6 23. Ne5 Nf5 24. Ba4 Red8 25. Bxd8 Rxd8 26. Qc3 Rc8 27. Bb3 Qe7 28. c5 bxc5 29. Nxf7 Kxf7 30. Bxe6+ Qxe6 31. Rxe6 Kxe6 32. Qb3+ Bd5 33. Re1+ 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.05"]
[Round "7"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Guerrero Cataldo, Juan Andres"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2271"]
[BlackElo "2035"]
[PlyCount "69"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 b6 3. Bxf6 exf6 4. e3 Bb7 5. Nf3 f5 6. g3 g6 7. Bg2 Bg7 8. 0-0 0-0 9. c4 d6 10. Nc3 Nd7 11. Qc2 Nf6 12. d5 Re8 13. Nd4 h5 14. b4 h4 15. gxh4 Nh5 16. Nf3 Bf6 17. Rad1 Bxh4 18. Nxh4 Qxh4 19. Rd4 Qf6 20. Ne2 a5 21. Bf3 Ng7 22. b5 Kh7 23. Kg2 Rh8 24. h4 Kg8 25. Rh1 Nh5 26. Bxh5 Rxh5 27. Ng3 Rh6 28. h5 Kg7 29. hxg6 fxg6 30. Rxh6 Kxh6 31. Rf4 Rh8 32. e4 Qg5 33. Qd2 Kg7 34. exf5 gxf5 35. Qd4+ 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.04"]
[Round "6"]
[White "Benitez Galeano, Alejandro"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2111"]
[BlackElo "2271"]
[PlyCount "140"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. c4 e6 6. cxd5 exd5 7. d3 Nbd7 8. h3 Bxf3 9. Bxf3 Bc5 10. Bg2 0-0 11. Nc3 Re8 12. Rb1 a5 13. Qc2 d4 14. Ne4 Be7 15. Re1 h6 16. b3 Bb4 17. Nd2 Bc3 18. e4 dxe3 19. Qxc3 exd2 20. Bxd2 Rxe1+ 21. Rxe1 Nb6 22. a3 Qd6 23. Bf4 Qxa3 24. Ra1 Qf8 25. Rxa5 Nbd5 26. Rxa8 Qxa8 27. Qe5 Nxf4 28. Qxf4 Qd8 29. Qc4 Ne8 30. d4 Qe7 31. Kh2 Nd6 32. Qc5 Nc8 33. b4 Kf8 34. b5 Qxc5 35. dxc5 cxb5 36. Bxb7 Ne7 37. Kg2 Ke8 38. Kf3 Kd7 39. Ke3 Nc6 40. Ba6 b4 41. Bc4 f6 42. Bd5 Na5 43. Kd4 Kc7 44. h4 Nc6+ 45. Ke4 Ne7 46. Bf7 Nc6 47. h5 Nd8 48. Bd5 Nb7 49. Kf5 Nxc5 50. Kg6 Kd6 51. Ba2 b3 52. Bb1 Ne6 53. f4 f5 54. Bxf5 Ke7 55. Bb1 Kf8 56. f5 Ng5 57. f6 gxf6 58. Kxh6 Kf7 59. Bg6+ Kf8 60. Bd3 b2 61. Kg6 Ke7 62. h6 Ke6 63. h7 Nxh7 64. Kxh7 Ke5 65. Kg6 Kd4 66. Bb1 Ke3 67. Kh5 Kf3 68. Kh4 Kg2 69. Be4+ Kh2 70. Kg4 Kg1 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.03"]
[Round "4"]
[White "Johnson, Joshua"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2241"]
[BlackElo "2271"]
[PlyCount "55"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 e6 6. a3 Bxc5 7. b4 Bb6 8. Bb2 Nge7 9. h4 f6 10. exf6 gxf6 11. b5 Ne5 12. Nxe5 fxe5 13. Qh5+ Kd7 14. Nd2 Rf8 15. 0-0-0 Bd4 16. Bxd4 exd4 17. Nb3 Qc7 18. Rxd4 Rxf2 19. Qxh7 Kd6 20. Rd2 Rxd2 21. Nxd2 Qc3 22. Qd3 Qa1+ 23. Nb1 e5 24. Qc3 Qxc3 25. Nxc3 Bf5 26. Nd1 Rc8 27. Ne3 Be6 28. Kd2 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.03"]
[Round "5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Vera Sanchez, Pavel Genaro"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2271"]
[BlackElo "2173"]
[PlyCount "96"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 Qb6 5. Qc1 f5 6. g3 Bh6 7. e3 d6 8. Bg2 e5 9. Ne2 Nd7 10. 0-0 Bg7 11. c4 e4 12. Nbc3 Ne5 13. Qc2 Bd7 14. b3 0-0-0 15. Rab1 h5 16. h4 Bf6 17. Na4 Qa6 18. Nec3 Rdg8 19. b4 cxb4 20. Rxb4 Nd3 21. Rfb1 Nxb4 22. Rxb4 b6 23. Nb5 Be5 24. Qb3 Bxb5 25. Rxb5 Kd8 26. c5 dxc5 27. d6 Bxd6 28. Bf1 Qc8 29. Qxf7 Qd7 30. Qf6+ Qe7 31. Qxf5 Qe5 32. Bh3 Rxg3+ 33. Kf1 Qxf5 34. Bxf5 Rg7 35. Nc3 Rf8 36. Bxe4 Bg3 37. Rb2 Bxh4 38. Nd5 c4 39. Nf4 c3 40. Rc2 Rxf4 41. exf4 Bf6 42. Rc1 Rd7 43. Rc2 h4 44. Kg2 Rg7+ 45. Kf3 Rg1 46. Bf5 b5 47. Re2 b4 48. Re6 Be7 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.02"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Davila Blanco, Juan Jose"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2271"]
[BlackElo "2052"]
[PlyCount "93"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e3 d6 6. Nge2 c6 7. 0-0 e5 8. d4 exd4 9. Nxd4 Nbd7 10. h3 Re8 11. b3 Nc5 12. Bb2 Nce4 13. Nxe4 Nxe4 14. Qc2 f5 15. Rad1 Qa5 16. a3 Qe5 17. Ba1 Qa5 18. Qa2 Qc7 19. Kh2 Bd7 20. Ne2 Rad8 21. Bxg7 Kxg7 22. Qb2+ Kg8 23. f3 Ng5 24. Qd2 Nf7 25. Qc3 Re7 26. Nd4 Rde8 27. Nc2 c5 28. e4 fxe4 29. fxe4 Bc6 30. Ne3 Ne5 31. Rf4 Rf7 32. Qd2 Qd8 33. Nd5 Ref8 34. Rdf1 Kh8 35. Nc3 Rxf4 36. gxf4 Nf7 37. b4 b6 38. Ne2 Re8 39. Ng3 Kg8 40. f5 Ne5 41. Qh6 Nf7 42. Qf4 Ne5 43. f6 Nf7 44. Nf5 Kh8 45. Ne7 Bb7 46. Qh4 g5 47. Qh5 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.02"]
[Round "2"]
[White "Zhang, Derek"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2147"]
[BlackElo "2271"]
[PlyCount "91"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. b3 Be7 6. Bb2 Nbd7 7. Qc2 0-0 8. Be2 Re8 9. Rg1 Nc5 10. d3 b5 11. d4 b4 12. Nb1 Ncd7 13. Nbd2 c5 14. g4 Bb7 15. Bd3 cxd4 16. exd4 dxc4 17. bxc4 Nf8 18. g5 Nh5 19. Rg4 Ng6 20. 0-0-0 Nhf4 21. Be4 Ne2+ 22. Kb1 Nc3+ 23. Bxc3 bxc3 24. Bxb7 Rb8 25. Qxc3 Rxb7+ 26. Ka1 Bb4 27. Qc2 Qa5 28. Nb1 Reb8 29. Re4 Qf5 30. Ng1 Ba5 31. f3 Qxg5 32. Nc3 Bb4 33. Na4 Qa5 34. Ne2 Ba3 35. Nec3 a6 36. d5 exd5 37. Nxd5 h6 38. f4 Nf8 39. Re5 Qxa4 40. Qxa4 Bb2+ 41. Kb1 Bxe5+ 42. Kc2 Rb2+ 43. Kd3 Ne6 44. Ke3 Bd6 45. Rd2 Bc5+ 46. Kd3 1-0

[Event "Pan American-ch U20"]
[Site "Cochabamba"]
[Date "2019.08.01"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Cari, Nicolas"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2271"]
[BlackElo "1788"]
[PlyCount "93"]
[EventDate "2019.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e3 0-0 6. Nge2 d6 7. 0-0 a6 8. b3 Nc6 9. d4 cxd4 10. exd4 Rb8 11. h3 Bd7 12. Be3 e6 13. Rc1 d5 14. Bf4 Rc8 15. c5 Na7 16. Qd3 Re8 17. g4 b5 18. a3 Bc6 19. b4 Nd7 20. Qd2 f6 21. Rce1 Kf7 22. Bd6 Bf8 23. Bg3 f5 24. gxf5 gxf5 25. Nf4 Nf6 26. Nd3 Ne4 27. Ne5+ Kg8 28. Nxe4 dxe4 29. Kh2 Rc7 30. Rg1 Rg7 31. Bf4 Qh4 32. f3 exf3 33. Bxf3 Bxf3 34. Nxf3 Qh5 35. Qe3 Nc6 36. d5 Nd8 37. d6 Nc6 38. Ne5 Nxe5 39. Bxe5 Rg6 40. d7 Ra8 41. c6 Bh6 42. Qe2 Qh4 43. Rxg6+ hxg6 44. Bg3 Qd4 45. Qxe6+ Kh7 46. Qe7+ Kg8 47. c7 1-0

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.17"]
[Round "6"]
[White "Diaz Rosas, Julio Cesar"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2323"]
[BlackElo "2303"]
[PlyCount "102"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 e6 6. a3 Bxc5 7. b4 Bb6 8. Bd3 Nge7 9. 0-0 Ng6 10. Re1 f6 11. Bxg6+ hxg6 12. Qd3 0-0 13. Qxg6 Nxe5 14. Nxe5 fxe5 15. Be3 Qf6 16. Qg3 Bc7 17. Nd2 Rf7 18. c4 b6 19. Rac1 e4 20. Qg5 Bb7 21. Nb3 Raf8 22. Qxf6 gxf6 23. cxd5 Bxd5 24. Nd4 f5 25. Nb5 Be5 26. Bd4 Bb8 27. Ba1 Rh7 28. h3 Bf4 29. Rc2 Bb3 30. Rc3 Ba4 31. Nd4 Bd2 32. Rg3+ Kf7 33. Rb1 Rc8 34. b5 Rc4 35. Nc6 Bf4 36. Ne5+ Bxe5 37. Bxe5 Rc5 38. Bd4 Rd5 39. Rc1 Bxb5 40. Rc7+ Bd7 41. Bc3 a5 42. Rb7 b5 43. Bxa5 f4 44. Rc3 e5 45. Rcc7 Ke6 46. Bb4 Kf5 47. Kh2 e3 48. fxe3 fxe3 49. Rc2 Ke4 50. Rbc7 Bf5 51. Re2 Rxc7 0-1

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.16"]
[Round "5"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Garcia Nevarez, Moises Omar"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2303"]
[BlackElo "2025"]
[PlyCount "47"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. d4 d5 4. cxd5 cxd5 5. Bg5 Nbd7 6. e3 Qa5 7. Bd3 Ne4 8. Bxe4 dxe4 9. Bh4 b6 10. Nge2 Bb7 11. 0-0 g6 12. a3 Bg7 13. Ng3 f5 14. Nge2 Rc8 15. Nf4 Qa6 16. Rc1 Bf6 17. Bg3 Kf7 18. a4 Rhe8 19. Nb5 Bc6 20. Qb3+ Kg7 21. Ne6+ Kh8 22. Nec7 Qb7 23. Nxe8 Rxe8 24. Qc2 1-0

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.15"]
[Round "4"]
[White "Rodriguez Barragan, Luis E"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2097"]
[BlackElo "2303"]
[PlyCount "131"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 a6 5. Qb3 e6 6. Bg2 Be7 7. 0-0 0-0 8. Bf4 Nbd7 9. Qc2 Re8 10. b3 Nf8 11. Nc3 Ng6 12. e3 Nxf4 13. exf4 dxc4 14. bxc4 c5 15. dxc5 Bxc5 16. Ne5 Qc7 17. Rab1 Rb8 18. Rfd1 Nd7 19. Qa4 Rd8 20. Ne4 Be7 21. c5 Nxe5 22. Rxd8+ Qxd8 23. fxe5 Bd7 24. Qd4 Qc7 25. Nd6 Bc6 26. Rb6 Bxg2 27. Kxg2 h6 28. Qb4 h5 29. h4 g6 30. Kh2 Bf8 31. a4 Bg7 32. f4 Rf8 33. Qc4 Rb8 34. Qb4 Rf8 35. Rxb7 Qc6 36. Qc4 Qf3 37. Rb2 f6 38. Qxe6+ Kh7 39. exf6 Rxf6 40. Qe2 Rxf4 41. Qxf3 Rxf3 42. Rc2 Be5 43. Ne4 Re3 44. Rc4 Re2+ 45. Kg1 Kg7 46. c6 Bc7 47. Kf1 Ra2 48. Nc5 Bxg3 49. Nxa6 Rf2+ 50. Kg1 Ra2 51. c7 Bxc7 52. Nxc7 Kf6 53. Nd5+ Ke5 54. Nc3 Ra1+ 55. Kf2 Kf5 56. Ke2 g5 57. Rc5+ Kg4 58. hxg5 h4 59. g6 Kf4 60. Rc4+ Kf5 61. g7 Rg1 62. Rxh4 Rxg7 63. Kd3 Ke5 64. Rh6 Rd7+ 65. Kc4 Rc7+ 66. Kb4 1-0

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.14"]
[Round "3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Moguel Lopez, Eduardo"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2303"]
[BlackElo "1942"]
[PlyCount "49"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 0-0 6. Nge2 a6 7. d4 Ba7 8. 0-0 Re8 9. h3 d6 10. b3 Bd7 11. Bb2 Qc8 12. Kh2 Ne7 13. Rc1 Ng6 14. dxe5 Nxe5 15. Nd5 Nxd5 16. cxd5 Qd8 17. Nd4 Rc8 18. f4 Ng6 19. e4 c6 20. dxc6 bxc6 21. Nf5 Bxf5 22. exf5 Ne7 23. Qg4 g6 24. fxg6 hxg6 25. Qh4 1-0

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.13"]
[Round "2"]
[White "Velo Arredondo, Alonso"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2060"]
[BlackElo "2303"]
[PlyCount "74"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 e6 8. Nf4 Bh7 9. c3 Nf6 10. Bd3 Bxd3 11. Qxd3 Nbd7 12. Be3 Qa5 13. b4 Qc7 14. 0-0 Bd6 15. Nfe2 0-0 16. Rfe1 Ng4 17. Nf1 f5 18. f3 Ngf6 19. Rad1 Rae8 20. a3 b5 21. Bf2 Nb6 22. Nd2 Na4 23. Qc2 Nh5 24. c4 Bh2+ 25. Kf1 Qb8 26. Nb3 Nb6 27. cxb5 cxb5 28. Nc5 Qd6 29. Qd3 Nc4 30. Rc1 e5 31. Rxc4 bxc4 32. Qxc4+ Kh8 33. g3 e4 34. f4 e3 35. Bg1 Nxg3+ 36. Kg2 Nxe2 37. Bxh2 Qg6+ 0-1

[Event "MEX-ch U26"]
[Site "Merida"]
[Date "2019.05.12"]
[Round "1"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Ruiz Perez, Juan Octavio"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2303"]
[BlackElo "1997"]
[PlyCount "189"]
[EventDate "2019.05.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 Qb6 5. Qc1 Bh6 6. e3 f5 7. g3 d6 8. Nd2 Nd7 9. Bg2 Bg7 10. Rb1 Qa6 11. a3 b5 12. Ne2 Bb7 13. Nf4 Nb6 14. Qd1 Be5 15. Nh5 Nxd5 16. 0-0 0-0-0 17. Nb3 Nb6 18. Bxb7+ Qxb7 19. Na5 Qe4 20. Re1 Rhg8 21. f3 Qd5 22. Qe2 Nc4 23. Rbd1 Qe6 24. Nc6 Rd7 25. a4 b4 26. b3 Rc7 27. Nxe5 Nxe5 28. Nf4 Qd7 29. Nd5 Rb7 30. f4 Ng4 31. h3 Nh6 32. Kh2 Rg6 33. Qa6 Kb8 34. c3 bxc3 35. Nxc3 Rb6 36. Qe2 Qb7 37. a5 Rb4 38. a6 Qc6 39. Nd5 Re4 40. Qg2 Qxa6 41. b4 e6 42. b5 Qb7 43. Nc3 Rc4 44. Qd2 d5 45. b6 axb6 46. Nb5 Rb4 47. Nd6 Qc6 48. Ra1 Qxd6 49. Qa2 Qc6 50. Qa7+ Kc8 51. Qe7 Ra4 52. Qf8+ Kd7 53. Reb1 Rg8 54. Qxh6 Rga8 55. Qxh7 Rxa1 56. Qxf7+ Kc8 57. Rxa1 Rxa1 58. Qf8+ Kb7 59. Qg7+ Qc7 60. Qxa1 c4 61. Qc3 Qc5 62. h4 d4 63. exd4 Qb5 64. Qf3+ Qd5 65. Qc3 Qb5 66. Qf3+ Kc7 67. Qa3 Qb3 68. Qe7+ Kb8 69. h5 Qf3 70. Qxe6 Qxh5+ 71. Kg2 b5 72. Qb6+ Kc8 73. Qc6+ Kd8 74. Qd6+ Kc8 75. Qe6+ Kd8 76. d5 Qh7 77. Qb6+ Qc7 78. Qf6+ Ke8 79. Qe6+ Kd8 80. Qg8+ Kd7 81. Qf7+ Kd8 82. Qf8+ Kd7 83. Qxf5+ Kd6 84. Qe5+ Kd7 85. Qe6+ Kd8 86. d6 Qc6+ 87. Kf2 c3 88. Qf6+ Kd7 89. Qe7+ Kc8 90. Ke3 Qc5+ 91. Kd3 Qc4+ 92. Kc2 Qa2+ 93. Kxc3 Qc4+ 94. Kd2 Qd4+ 95. Ke2 1-0

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.10.04"]
[Round "10.4"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Picado, Jorge Luis"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2319"]
[BlackElo "2143"]
[PlyCount "129"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "NCA"]

1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Bd3 c5 5. c3 Nc6 6. Nf3 c4 7. Bc2 Be7 8. Nbd2 b5 9. a3 Bb7 10. Ne5 Nxe5 11. dxe5 Nd7 12. 0-0 g5 13. Bg3 h5 14. h3 Qc7 15. Nf3 a5 16. Nd4 Qb6 17. f4 gxf4 18. exf4 0-0-0 19. Bf2 Bc5 20. a4 b4 21. cxb4 Qxb4 22. b3 Nb8 23. Rb1 c3 24. f5 Nc6 25. Nb5 Ba6 26. fxe6 fxe6 27. Bd3 Bxb5 28. Bxb5 Na7 29. Bd3 Rhf8 30. Bxc5 Qxc5+ 31. Kh1 Nc6 32. Qxh5 Nb4 33. Qg6 Kb8 34. Rfd1 c2 35. Bxc2 Qxc2 36. Qxe6 Qc6 37. Qxc6 Nxc6 38. Rbc1 Kb7 39. Rc5 d4 40. Rdc1 Rc8 41. Rb5+ Ka7 42. Rd5 Rfe8 43. Rcc5 Kb6 44. Rb5+ Kc7 45. Kg1 Rcd8 46. Rxd8 Kxd8 47. Kf2 Kc7 48. g4 Rxe5 49. g5 Kd6 50. g6 Re8 51. Rg5 d3 52. Rg1 Kd5 53. g7 d2 54. Rd1 Rg8 55. Rxd2+ Ke6 56. Rc2 Kd6 57. Rd2+ Kc7 58. h4 Rxg7 59. Rd5 Rg4 60. h5 Kb6 61. Rb5+ Ka6 62. Kf3 Rg8 63. Ke4 Rd8 64. h6 Nd4 65. Rd5 1-0

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.10.03"]
[Round "9.3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Ashiku, Franc"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2319"]
[BlackElo "2373"]
[PlyCount "66"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Albania"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "ALB"]

1. d4 f5 2. Bg5 g6 3. e3 Bg7 4. Nf3 Nf6 5. Bc4 d6 6. Nc3 e6 7. Qe2 h6 8. Bxf6 Qxf6 9. e4 0-0 10. exf5 gxf5 11. 0-0 d5 12. Bd3 c5 13. dxc5 Nd7 14. Na4 Kh8 15. Rad1 e5 16. Bb5 e4 17. Nd4 Ne5 18. f4 Nc6 19. c3 Qg6 20. Qe3 Bd7 21. Bxc6 Bxc6 22. Nxc6 bxc6 23. Rd2 Bf6 24. Kh1 Rf7 25. b3 Rd8 26. Qe2 Rg7 27. Qa6 Bh4 28. Re2 Rdg8 29. Nb2 Qh5 30. Nd1 Bg3 31. h3 Rg4 32. Qxc6 R4g6 33. Qb5 a6 0-1

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.10.02"]
[Round "8.3"]
[White "Tello Chavez, Isaac Valentino"]
[Black "Gazik, Viktor"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2319"]
[BlackElo "2486"]
[PlyCount "56"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Slovakia"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "SVK"]

1. d4 Nc6 2. Bg5 h6 3. Bh4 d6 4. c3 g5 5. Bg3 Bg7 6. e4 e5 7. dxe5 Nxe5 8. Nd2 Qe7 9. Be2 Nf6 10. Qc2 Bd7 11. Ngf3 Nxf3+ 12. gxf3 0-0-0 13. 0-0-0 Nh5 14. Nc4 Be6 15. Qa4 Bxc4 16. Bxc4 a6 17. Rd5 Qd7 18. Bb5 Qe6 19. Bxa6 bxa6 20. Qc6 Nxg3 21. hxg3 Qe8 22. Qxa6+ Kd7 23. Qb7 Rb8 24. Rxd6+ Kxd6 25. Qd5+ Ke7 26. Qc5+ Kd8 27. Rd1+ Kc8 28. Qf5+ Qe6 0-1

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.10.01"]
[Round "7.45"]
[White "Tello Chavez, Isaac Valentino"]
[Black "David Mayol, Buol Alith"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2319"]
[PlyCount "103"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "South Sudan"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "SUD"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. g3 c6 6. Bg2 Nd7 7. Qd3 0-0 8. Ne2 Re8 9. 0-0 Nf8 10. Nd2 Bg4 11. Rfe1 Qd7 12. c4 dxc4 13. Nxc4 Ne6 14. f3 Bh5 15. e4 Bb4 16. Red1 Rad8 17. a3 Bc5 18. b4 Bxd4+ 19. Nxd4 Qxd4+ 20. Qxd4 Nxd4 21. g4 Bg6 22. Kf2 h5 23. h3 Re7 24. Ra2 Red7 25. Rad2 hxg4 26. hxg4 Bh7 27. Na5 Kf8 28. Nb3 f5 29. Rxd4 Rxd4 30. Rxd4 Rxd4 31. Nxd4 fxe4 32. fxe4 Ke7 33. Ke3 f6 34. Bf1 Bg8 35. Nf5+ Kf8 36. Nd6 b6 37. Bc4 Bxc4 38. Nxc4 Ke7 39. e5 fxe5 40. Nxe5 c5 41. Nc6+ Kd6 42. Nxa7 Kd5 43. Kd3 cxb4 44. axb4 Ke5 45. Nc8 Kf4 46. Nxb6 Kxg4 47. Nd5 Kf5 48. b5 Ke6 49. Kc4 Kd6 50. Nc3 g6 51. Ne4+ Kc7 52. Kc5 1-0

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.09.30"]
[Round "6.31"]
[White "Atabayev, Yusup"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2411"]
[BlackElo "2319"]
[PlyCount "100"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Turkmenistan"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "TKM"]
[BlackTeamCountry "MEX"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Bg4 6. g3 e6 7. Bg2 Nc6 8. 0-0 Be7 9. Bf4 Qd7 10. h3 Bxf3 11. Qxf3 0-0 12. Rad1 Rad8 13. d5 exd5 14. Nxd5 Nxd5 15. Qxd5 Qxd5 16. Bxd5 Bd6 17. Bxc6 bxc6 18. Be3 f5 19. Rd4 Be5 20. Rc4 Bxb2 21. Rxc6 Be5 22. Rb1 Rd5 23. Rb4 Ra5 24. a4 Rf6 25. Rxf6 Bxf6 26. Rb8+ Kf7 27. Rb7 Rxa4 28. Rxc7+ Ke6 29. Rxa7 Rxa7 30. Bxa7 Kd5 31. Kf1 Kc4 32. Ke2 Kc3 33. Kd1 h5 34. Be3 g5 35. Kc1 g4 36. h4 Be5 37. Kd1 Bd6 38. Bd2+ Kc4 39. Ke2 Bc5 40. f3 Bd6 41. Be1 Bc5 42. Bd2 Bd4 43. Be3 Be5 44. fxg4 fxg4 45. Bf4 Bd4 46. Kd2 Bc5 47. Be5 Kd5 48. Bc7 Kc4 49. Be5 Kd5 50. Bc7 Kc4 1/2-1/2

[Event "Olympiad-43"]
[Site "Batumi"]
[Date "2018.09.27"]
[Round "4.49"]
[White "Sultan, Ibrahim"]
[Black "Tello Chavez, Isaac Valentino"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2112"]
[BlackElo "2319"]
[PlyCount "127"]
[EventDate "2018.09.24"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "GEO"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "United Arab Emirates"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "UAE"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. e3 Nc6 7. Bd3 e6 8. Nf3 Bd6 9. 0-0 0-0 10. Rc1 Re8 11. Bxd6 Qxd6 12. e4 dxe4 13. Nxe4 Qe7 14. Ne5 Rd8 15. Rxc6 Nxe4 16. Rxc8 Raxc8 17. Bxe4 Rc7 18. Nf3 b5 19. Qe2 Qb4 20. Rd1 Qc4 21. Qxc4 Rxc4 22. a3 h6 23. Kf1 g5 24. Bd3 Rc6 25. h3 f6 26. Ke2 Kf7 27. Ke3 Ke7 28. Bb1 b4 29. axb4 Rb6 30. Bc2 Rxb4 31. b3 Rc8 32. Kd3 Rd8 33. Ra1 Rb6 34. Kc3 h5 35. Ra4 Rc6+ 36. Kb2 g4 37. hxg4 hxg4 38. Ng1 Rdc8 39. Bd3 Rc1 40. Ne2 Rf1 41. Rxa6 Rxf2 42. g3 Rf3 43. Bb5 f5 44. Nf4 Rxg3 45. Rxe6+ Kf7 46. Re5 Rf3 47. Rxf5+ Ke7 48. Re5+ Kf6 49. Nh5+ Kg6 50. Be2 Rf2 51. Ka3 Ra8+ 52. Kb4 Rb8+ 53. Kc4 Rc8+ 54. Kd3 Rb8 55. Ke3 Rh2 56. Nf4+ Kf6 57. Bxg4 Rxb3+ 58. Ke4 Rd2 59. Rf5+ Ke7 60. Nd5+ Ke8 61. Bh5+ Kd7 62. Ke5 Rb1 63. Rf7+ Kc6 64. Rc7+ 1-0

