[Event "Menorca op 3rd"]
[Site "Ciutadella de Menorca"]
[Date "2024.04.03"]
[Round "2"]
[White "Chigaev, Maksim"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2621"]
[BlackElo "2407"]
[PlyCount "57"]
[EventDate "2024.04.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. Qc2 Ngf6 7. Nf3 c5 8. 0-0 Qc7 9. Nc3 b6 10. d4 Bb7 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Rfd1 0-0 14. e4 cxd4 15. Rxd4 Qc7 16. Rad1 Rac8 17. Qe2 Nc5 18. Ne1 Rfd8 19. e5 Rxd4 20. Rxd4 Bxg2 21. exf6 Bb7 22. Qg4 g6 23. Qg5 Qc6 24. f3 e5 25. Nd5 Ne6 26. Ne7+ Kh8 27. Nxc6 Nxg5 28. Nxe5 h5 29. Rd7 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.31"]
[Round "9"]
[White "Iglesias Ferreira, Andres"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2234"]
[BlackElo "2407"]
[PlyCount "83"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. a3 Rb8 11. g4 b4 12. axb4 Rxb4 13. Bh4 h6 14. Be1 Qb6 15. Nb3 Bb7 16. Bd3 Nc5 17. Nxc5 dxc5 18. g5 hxg5 19. fxg5 Nd7 20. Bg3 Be7 21. h4 c4 22. Rhf1 cxd3 23. Qxf7+ Kd8 24. Rxd3 Rf8 25. Qxf8+ Bxf8 26. Rxf8+ Ke7 27. Rg8 Kf7 28. Rh8 Qg1+ 29. Nd1 Bxe4 30. Rxd7+ Kg6 31. Bf2 Qh1 32. h5+ Kf5 33. h6 Rc4 34. c3 Ra4 35. Kd2 Ra1 36. Ne3+ Kf4 37. Rf8+ Kxg5 38. hxg7 Bh7 39. g8Q+ Bxg8 40. Rxg8+ Kf6 41. Ng4+ Kf5 42. Rf8+ 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.31"]
[Round "8"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Horcajuelo Rocamora, Martin"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2407"]
[BlackElo "2183"]
[PlyCount "99"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Nge2 Ne8 10. Bg3 Nd6 11. Qc2 Be6 12. 0-0 Nd7 13. Nf4 Nf6 14. Nxe6 fxe6 15. Ne2 Nde4 16. Be5 Bd6 17. Nf4 Qd7 18. Ng6 Rfc8 19. f3 Ng5 20. Bxf6 gxf6 21. f4 Nf7 22. Rf3 f5 23. Rg3 Kh7 24. Nh4 Kh8 25. Nxf5 exf5 26. Bxf5 Qe7 27. Bxc8 Rxc8 28. Qg6 Qf8 29. Rf1 Be7 30. Qh5 Rd8 31. f5 Rd6 32. Rg6 Bg5 33. Rf3 Qe7 34. h4 Bxe3+ 35. Kf1 Bd2 36. g3 Rf6 37. Rf2 Qe1+ 38. Kg2 Be3 39. Rf1 Qd2+ 40. Kh3 Qxd4 41. Re1 Qe5 42. Rxf6 Qxf6 43. Rxe3 Kg7 44. Re6 Ng5+ 45. hxg5 Qxf5+ 46. Qg4 Qf1+ 47. Kh4 Qh1+ 48. Qh3 hxg5+ 49. Kg4 Qd1+ 50. Kxg5 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.30"]
[Round "7"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2588"]
[BlackElo "2407"]
[PlyCount "85"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 h6 8. Bh4 Re8 9. Nge2 c6 10. 0-0 a5 11. Rc1 Nbd7 12. Re1 b5 13. a4 b4 14. Nb1 Qb6 15. Nd2 Ba6 16. Bf5 Bxe2 17. Rxe2 c5 18. Bxf6 Nxf6 19. dxc5 Bxc5 20. Nb3 Bd6 21. Rec2 Be5 22. g3 Rad8 23. Bd3 Re6 24. Bf5 Re7 25. Rc6 Qa7 26. Nd4 Bxd4 27. exd4 Rde8 28. Qd3 Ne4 29. Ra6 Qb7 30. Rxa5 Nd6 31. b3 Kf8 32. Rac5 g6 33. Bg4 h5 34. Bf3 Ne4 35. Bxe4 Rxe4 36. Qf3 Re1+ 37. Rxe1 Rxe1+ 38. Kg2 Qa6 39. Rb5 Re4 40. Rxd5 Re1 41. Rb5 Kg7 42. h4 Rb1 43. Qd5 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.30"]
[Round "6"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Rottenwohrer Suarez, Juan"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2407"]
[BlackElo "2275"]
[PlyCount "101"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. d4 e4 8. Nd2 d5 9. a3 a5 10. h3 h5 11. b3 h4 12. Bb2 g5 13. Qc2 Be6 14. 0-0-0 g4 15. cxd5 Bxd5 16. hxg4 Nxg4 17. Bc4 Bxc4 18. Nxc4 Rh6 19. d5 Nd8 20. f3 b5 21. d6 cxd6 22. Nxd6+ Rxd6 23. Rxd6 Nxe3 24. Qxe4 Rc8+ 25. Kb1 Ne6 26. Rd2 Qg5 27. Qxh4 Qf5+ 28. Ka2 Rc2 29. Qh8+ Ke7 30. Rxc2 Nxc2 31. Rd1 a4 32. Bf6+ Qxf6 33. Rd7+ Kxd7 34. Qxf6 axb3+ 35. Kxb3 Ncd4+ 36. Kc3 Ne2+ 37. Kb4 N2f4 38. Qxf7+ Kd6 39. g3 Nd3+ 40. Kxb5 Ne5 41. Qf6 Nxf3 42. a4 Ne5 43. a5 Nd7 44. Qh6 Kd5 45. Qh5+ Kd6 46. Qd1+ Kc7 47. g4 Nf6 48. g5 Ne8 49. g6 Nd6+ 50. Kb4 Nc8 51. Qd5 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.29"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Dias, Ricardo Pedro Cruz"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2407"]
[BlackElo "2216"]
[PlyCount "69"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nb4 6. Bc4 Nd3+ 7. Ke2 Nf4+ 8. Kf1 Ne6 9. h4 h5 10. d3 Nc6 11. Be3 Ned4 12. Ng5 e6 13. Nb5 Be7 14. Nxd4 Nxd4 15. a3 Bf6 16. Rc1 Nc6 17. Bb5 Bd7 18. Rxc5 Bxb2 19. Qc2 Bd4 20. Bxc6 Bxc6 21. Rxc6 Bxe3 22. Nxe6 fxe6 23. Rxe6+ Kd7 24. Re5 Rh6 25. Rd5+ Rd6 26. Rxd6+ Kxd6 27. fxe3 Qf6+ 28. Kg1 Rf8 29. d4 Kd7 30. e5 Qe7 31. Qa4+ Ke6 32. Qb3+ Kf5 33. Rh3 Rc8 34. Qb1+ Ke6 35. Rf3 1-0

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.28"]
[Round "2"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Collado Alcolado, Angel"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "2407"]
[BlackElo "2039"]
[PlyCount "48"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c5 3. cxd5 Qxd5 4. Nf3 cxd4 5. Nc3 Qa5 6. Nxd4 Nf6 7. a3 e5 8. Ndb5 Bd7 9. e4 Bc5 10. b4 Bxb4 11. axb4 Qxa1 12. Nd6+ Kf8 13. Qd2 Nc6 14. Bc4 Be6 15. 0-0 Bxc4 16. Nxc4 Rd8 17. Qe3 Nd4 18. Bb2 Qa6 19. Nxe5 Qe6 20. f4 Qb3 21. Ba1 b6 22. Rd1 Ne6 23. Rxd8+ Nxd8 24. Qd4 Nb7 1/2-1/2

[Event "La Roda op 50th"]
[Site "La Roda"]
[Date "2024.03.27"]
[Round "1"]
[White "Hidalgo Arellano, Patricio"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1861"]
[BlackElo "2407"]
[PlyCount "48"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. c3 Nf6 7. Re1 0-0 8. d4 Qb6 9. Qb3 d6 10. Na3 Bg4 11. Qxb6 axb6 12. e5 Nd5 13. exd6 exd6 14. Be3 Bxf3 15. gxf3 Nxc3 16. Nc4 Nd5 17. Red1 Rfd8 18. dxc5 dxc5 19. a4 b5 20. Rxd5 cxd5 21. Nb6 Ra5 22. Bxc5 bxa4 23. Nxa4 Rda8 24. b3 Bxa1 0-1

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.12.02"]
[Round "9"]
[White "Delgado Rosas, Alex Antonio"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2105"]
[BlackElo "2437"]
[PlyCount "79"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nf3 Nc6 5. Nbd2 Nh5 6. Be5 f6 7. c4 e6 8. Bg3 cxd4 9. Nxd4 Nxg3 10. Nxc6 bxc6 11. hxg3 g6 12. Qc2 Kf7 13. Bd3 f5 14. g4 Bg7 15. gxf5 exf5 16. g4 f4 17. 0-0-0 Rb8 18. Nb3 Bxg4 19. Rdg1 h5 20. Bxg6+ Kg8 21. f3 Bxf3 22. Bf7+ Kf8 23. Rxg7 Bxh1 24. Nd4 Qf6 25. Ne6+ Ke7 26. Bg8+ Qxg7 27. Nxg7 Rbxg8 28. Qg6 Kd7 29. Qf7+ Kd6 30. Qxf4+ Kd7 31. Qf7+ Kd6 32. Qf6+ Kc7 33. Ne6+ Kb6 34. c5+ Kb5 35. a4+ Kxa4 36. Qd4+ Ka5 37. Nc7 Rg1+ 38. Kd2 Rb8 39. Qc3+ Rb4 40. Qa3+ 1-0

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.12.01"]
[Round "8"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Esmeraldas Huachi, Anderson Yahir"]
[Result "1/2-1/2"]
[ECO "B98"]
[WhiteElo "2437"]
[BlackElo "2120"]
[PlyCount "54"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 0-0 9. 0-0-0 Qc7 10. Qg3 b5 11. e5 dxe5 12. fxe5 b4 13. exf6 Qxg3 14. hxg3 gxf6 15. Nd5 exd5 16. Bf4 Bg4 17. Bd3 Bxd1 18. Bxh7+ Kh8 19. Be4+ Kg8 20. Bh7+ Kh8 21. Kxd1 Rd8 22. Bd3+ Kg8 23. Nf5 Bf8 24. Rh4 Nc6 25. Rg4+ Kh8 26. Rh4+ Kg8 27. Rg4+ Kh8 1/2-1/2

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.30"]
[Round "7"]
[White "Hernandez Montes, Jhon Sebastian"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2280"]
[BlackElo "2437"]
[PlyCount "87"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qd6 9. 0-0 Be7 10. Nb5 Qd8 11. Bf4 Nd5 12. Bg3 0-0 13. Qd2 b6 14. Rac1 Bb7 15. Rfd1 a6 16. Nc3 Bb4 17. Qd3 Rc8 18. h3 h6 19. Ne4 Be7 20. Qb1 Nf6 21. Nc3 b5 22. a3 Na5 23. Be5 Nb3 24. Rc2 Nd5 25. Ne4 Qb6 26. Rd3 Nf4 27. Re3 Nxe2+ 28. Rexe2 f6 29. Bg3 Nxd4 30. Nxd4 Qxd4 31. Nc3 Qb6 32. Rcd2 Rfd8 33. Qg6 e5 34. Bxe5 Bc5 35. Bf4 Qc6 36. Ne4 Rxd2 37. Bxd2 Bd4 38. Bxh6 f5 39. Nd6 Rd8 40. Qf7+ Kh8 41. Nxb7 Bxf2+ 42. Kxf2 Qxh6 43. Nxd8 Qf4+ 44. Kg1 1-0

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.29"]
[Round "6"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Almeida Quintana, Omar"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2437"]
[BlackElo "2509"]
[PlyCount "82"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Bg4 5. g3 Nc6 6. Bg2 e5 7. d5 Nce7 8. e4 Nf6 9. h3 Bd7 10. 0-0 0-0 11. Be3 c5 12. dxc6 Bxc6 13. Qd3 Qb8 14. Rfd1 Rd8 15. b4 b6 16. Nd2 Qb7 17. a4 a5 18. Rdb1 axb4 19. Rxb4 Nd7 20. Qb1 Rdb8 21. Nd5 Bxd5 22. cxd5 Qc7 23. Nc4 Nc8 24. h4 Bf6 25. Bh3 Bd8 26. Ra2 Ra6 27. Rc2 Nc5 28. a5 Be7 29. Bxc8 Qxc8 30. axb6 Qg4 31. Nxe5 dxe5 32. Bxc5 Bxh4 33. Rc3 Bd8 34. Rbb3 h5 35. b7 Qd7 36. Be3 h4 37. gxh4 Qg4+ 38. Kf1 Qxh4 39. Ke2 Kg7 40. Rc8 Rxb7 41. Kd3 Raa7 1/2-1/2

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.28"]
[Round "5"]
[White "Almedina Ortiz, Edgardo J"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "2158"]
[BlackElo "2437"]
[PlyCount "52"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. Qxc3 0-0 10. e3 Bf5 11. Nf3 Nd7 12. Be2 Rfc8 13. 0-0 c5 14. Rac1 c4 15. Ne5 Qe7 16. Nxd7 Qxd7 17. b3 b5 18. bxc4 bxc4 19. f3 Rab8 20. e4 Rb3 21. Qd2 c3 22. Qd1 Rb2 23. exf5 Rd2 24. Qe1 Re8 25. Rf2 Qa4 26. Rd1 Rexe2 0-1

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.27"]
[Round "4"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Morales, Carlos1"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2437"]
[BlackElo "2102"]
[PlyCount "53"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 c5 6. e3 Nc6 7. Bd3 cxd4 8. exd4 Be7 9. 0-0 0-0 10. Re1 Nxc3 11. bxc3 b6 12. h4 Bf6 13. Ng5 g6 14. Qf3 Bd7 15. Qg3 Ne7 16. h5 Nf5 17. Bxf5 exf5 18. hxg6 fxg6 19. Qh4 h5 20. Qg3 Re8 21. Bf4 Rc8 22. Ne6 Rxe6 23. Qxg6+ Kf8 24. Bh6+ Ke7 25. Qxf5 Rxe1+ 26. Rxe1+ Kd6 27. Qe4 1-0

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.26"]
[Round "3"]
[White "Henriquez Villagra, Cristobal"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2630"]
[BlackElo "2437"]
[PlyCount "75"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be7 8. g4 h6 9. Be3 Nbd7 10. a4 Nf8 11. Qd2 Be6 12. 0-0-0 Ng6 13. Kb1 Rc8 14. f3 Nd7 15. Nd5 Bg5 16. Bxg5 hxg5 17. Qb4 Bxd5 18. Rxd5 Qc7 19. Rh2 Nc5 20. Rhd2 Nxb3 21. Qxb3 Rd8 22. Qb4 Nf4 23. Rxd6 Rxd6 24. Rxd6 0-0 25. c3 Rd8 26. Rxd8+ Qxd8 27. Kc2 Qd7 28. b3 Kh7 29. a5 Kg6 30. Bc4 Ng2 31. Qb6+ f6 32. Bd5 Ne1+ 33. Kd2 Nxf3+ 34. Ke2 Ng1+ 35. Qxg1 Qb5+ 36. Kd2 Qxa5 37. b4 Qa3 38. Qc1 1-0

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.26"]
[Round "2"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Obregon Garcia, Roxangel"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "2437"]
[BlackElo "2138"]
[PlyCount "81"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. 0-0 0-0 9. e3 a5 10. Qe2 a4 11. a3 Qa5 12. Nc3 Qa6 13. Qxa6 Rxa6 14. Ne5 Bc2 15. e4 c5 16. d5 b5 17. Nxb5 Bxe4 18. Bxe4 Nxe4 19. Re1 exd5 20. Nc7 Rd6 21. Bf4 Ng5 22. Kf1 Nh3 23. Bc1 Bd8 24. Nb5 Rf6 25. f4 Ng5 26. Nc3 d4 27. Nxa4 Ba5 28. b4 cxb4 29. Bd2 Ne6 30. Rac1 Rd8 31. axb4 Bc7 32. Ng4 Rf5 33. Rxe6 Bxf4 34. gxf4 fxe6 35. Nc5 Re8 36. Ke2 h6 37. Kd3 Rd5 38. Ne5 g5 39. Ke4 Rdd8 40. fxg5 hxg5 41. Bxg5 1-0

[Event "Iberoamerican-ch 9th"]
[Site "Panama City"]
[Date "2023.11.25"]
[Round "1"]
[White "Neira Rodriguez, Carlos Fernando"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1996"]
[BlackElo "2437"]
[PlyCount "116"]
[EventDate "2023.11.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAN"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Nbxd2 d6 7. g3 0-0 8. Bg2 Qe7 9. 0-0 e5 10. dxe5 dxe5 11. e3 Bf5 12. Qb3 c6 13. Qc3 Nbd7 14. Nh4 Bg6 15. Nxg6 hxg6 16. b4 Rfd8 17. Rfd1 e4 18. bxa5 Nc5 19. Nb3 Rxd1+ 20. Rxd1 Nxb3 21. Qxb3 Rxa5 22. a4 Ra7 23. Rd4 c5 24. Rd1 Qc7 25. Qc2 Qc6 26. Ra1 b6 27. Ra2 Qe6 28. Ra1 Qe5 29. Rd1 Qe8 30. Ra1 Rd7 31. Rd1 Ra7 32. Ra1 Qa8 33. Qb3 Qc6 34. Qc2 Qe8 35. Qb3 Qe6 36. Rd1 Nd7 37. f4 exf3 38. Bxf3 Nf6 39. Rd8+ Kh7 40. Kg2 Ng4 41. Bxg4 Qxg4 42. Rd2 Qe4+ 43. Kg1 Re7 44. Rd3 Re6 45. Rc3 Qf3 46. Rd3 Qe2 47. Qd1 Qxd1+ 48. Rxd1 Rxe3 49. a5 bxa5 50. Rd5 Re7 51. Rxc5 Ra7 52. Rb5 a4 53. Rb2 g5 54. c5 Kg6 55. c6 a3 56. Ra2 Kf5 57. c7 Rxc7 58. Rxa3 Kg4 0-1

[Event "FIDE World Cup"]
[Site "Baku"]
[Date "2023.08.01"]
[Round "1.4"]
[White "Safarli, Eltaj"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2607"]
[BlackElo "2444"]
[PlyCount "79"]
[EventDate "2023.07.30"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "AZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bb5+ Nbd7 6. Bd3 g6 7. 0-0 Bg7 8. Nc3 0-0 9. Re1 a6 10. h3 e5 11. Nb3 Qc7 12. Bg5 h6 13. Be3 b5 14. a4 b4 15. Na2 Bb7 16. Nxb4 a5 17. Na2 Nxe4 18. Bxe4 Bxe4 19. Nc3 Bc6 20. Qd2 Kh7 21. Rad1 Rfd8 22. Qxd6 Qb7 23. f3 Nb6 24. Nxa5 Rxa5 25. Qxd8 Nc4 26. b3 Ra8 27. Qh4 Nxe3 28. Rxe3 f5 29. Kh1 Rc8 30. Red3 e4 31. fxe4 Re8 32. Qg3 fxe4 33. Rd6 g5 34. Qe3 Be5 35. Rxc6 Qxc6 36. Qxe4+ Qg6 37. Qxg6+ Kxg6 38. Re1 Kf5 39. Nd5 Rd8 40. Ne7+ 1-0

[Event "FIDE World Cup"]
[Site "Baku"]
[Date "2023.08.01"]
[Round "1.3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Safarli, Eltaj"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "2444"]
[BlackElo "2607"]
[PlyCount "74"]
[EventDate "2023.07.30"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "AZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 Ba6 10. b3 b5 11. Qc2 exd5 12. cxd5 Nxc3 13. Nxc3 b4 14. axb4 Bxf1 15. Kxf1 cxb4 16. Ne2 a5 17. Nd4 Na6 18. g3 Rc8 19. Qf5 Rc3 20. Kg2 Nc5 21. Rab1 g6 22. Qf3 Re8 23. h4 h5 24. Rhc1 Ne4 25. Rxc3 Nxc3 26. Ra1 Qb6 27. d6 a4 28. bxa4 b3 29. Qf6 Ne4 30. Qf4 Qb4 31. Rb1 Nd2 32. Rb2 Qc3 33. Rxd2 Qxd2 34. Kh2 b2 35. Nf5 b1Q 36. Ne7+ Kg7 37. Kg2 Qdd1 0-1

[Event "FIDE World Cup"]
[Site "Baku"]
[Date "2023.07.30"]
[Round "1.1"]
[White "Safarli, Eltaj"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2607"]
[BlackElo "2444"]
[PlyCount "147"]
[EventDate "2023.07.30"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "AZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Qxd4 Nc6 7. Qd3 g6 8. Nf3 Bg7 9. 0-0 Nf6 10. Nd5 0-0 11. Bg5 Ne8 12. Rad1 e6 13. Ne3 h6 14. Bh4 f5 15. exf5 gxf5 16. Nc4 Qf7 17. Nxd6 Nxd6 18. Qxd6 e5 19. c3 Qxa2 20. Rfe1 Rae8 21. h3 Qf7 22. Qd5 e4 23. Qxf7+ Rxf7 24. Bg3 Ree7 25. Nd2 Be5 26. Nc4 Bxg3 27. fxg3 Ne5 28. Rd8+ Rf8 29. Rxf8+ Kxf8 30. Ne3 Rf7 31. Rf1 Nd3 32. b4 f4 33. gxf4 Nxf4 34. Ra1 b6 35. c4 Kg7 36. c5 bxc5 37. bxc5 Rc7 38. Kh2 Rxc5 39. Rxa7+ Kg6 40. Re7 Nh5 41. Rxe4 Nf6 42. Re6 h5 43. Kg3 Ra5 44. Nc4 Ra4 45. Rc6 Ra1 46. Kf2 Kg5 47. Rc5+ Kf4 48. Nd2 Ne4+ 49. Nxe4 Ra2+ 50. Kg1 Kxe4 51. Rxh5 Kf4 52. Kh2 Rb2 53. Ra5 Rc2 54. Ra4+ Kg5 55. h4+ Kh5 56. Kh3 Rc3+ 57. g3 Rb3 58. Ra5+ Kg6 59. h5+ Kh6 60. Kh4 Rb4+ 61. g4 Rc4 62. Ra6+ Kg7 63. h6+ Kh7 64. Kh5 Rc5+ 65. g5 Rb5 66. Re6 Ra5 67. Re7+ Kg8 68. Kg6 Ra6+ 69. Kf5 Ra8 70. g6 Kh8 71. Re5 Rf8+ 72. Kg5 Rg8 73. Rf5 Ra8 74. h7 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.27"]
[Round "10"]
[White "Yuffa, Daniil"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2603"]
[BlackElo "2444"]
[PlyCount "121"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Bg3 c5 10. Nge2 Nc6 11. dxc5 Bxc5 12. 0-0 Bg4 13. a3 d4 14. Na4 Bxe2 15. Qxe2 Bd6 16. Bxd6 Qxd6 17. Rad1 a6 18. b4 a5 19. Nb6 Rae8 20. Nc4 Qc7 21. b5 Ne5 22. b6 Qb8 23. Nxe5 Qxe5 24. Bb5 Rd8 25. exd4 Qd6 26. Qd3 Qxb6 27. Rfe1 Rd6 28. Re7 Rfd8 29. Qc4 Nd5 30. Re8+ Rxe8 31. Bxe8 Qc7 32. Qb3 Nf4 33. Bb5 Qe7 34. Qe3 Qg5 35. Bf1 Ne6 36. g3 Qd8 37. Rb1 b6 38. d5 Rxd5 39. Qxb6 Qf6 40. Bc4 Rd4 41. Bxe6 fxe6 42. Qxa5 Qf3 43. Re1 Kh7 44. Qc5 Rd2 45. Qe3 Qxe3 46. Rxe3 Ra2 47. Kg2 h5 48. h4 g6 49. Kf3 Kg7 50. Rb3 Kf6 51. Ke4 Re2+ 52. Re3 Ra2 53. f4 Rd2 54. Rd3 Rc2 55. Kd4 Kf5 56. Rc3 Rb2 57. Rc5+ Kf6 58. Kc3 Rg2 59. Rg5 Ra2 60. Kb3 Ra1 61. a4 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.26"]
[Round "9"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Aarav, Dengla"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "2444"]
[BlackElo "2343"]
[PlyCount "71"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Nbd7 8. 0-0 h6 9. Nc3 Be7 10. Re1 Ne4 11. Qb3 Qb6 12. Nh4 Bxh4 13. gxh4 Ndf6 14. f3 Nxc3 15. bxc3 e5 16. e4 Be6 17. Qa3 Nd7 18. f4 exd4 19. cxd4 Qxd4+ 20. Be3 Qf6 21. Rac1 Qxh4 22. f5 Bxa2 23. Qxa2 Ne5 24. Bf2 Qg5 25. Qa3 Rd8 26. Rcd1 Ng4 27. Bxa7 Ra8 28. Qd6 Rd8 29. Qc5 Rd2 30. Rxd2 Qxd2 31. Rb1 Qd7 32. e5 Kd8 33. Bb6+ Ke8 34. Ra1 Qd2 35. e6 fxe6 36. fxe6 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.25"]
[Round "8"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2645"]
[BlackElo "2444"]
[PlyCount "121"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Re8 10. Bg3 Nbd7 11. Nf3 Nh5 12. 0-0-0 Nxg3 13. hxg3 Nf6 14. Kb1 Bd6 15. Rh4 Bg4 16. Rdh1 Rc8 17. Bf5 Bxf5 18. Qxf5 Qd7 19. g4 Qxf5+ 20. gxf5 Kf8 21. g4 Nh7 22. Kc2 f6 23. Kd3 Ng5 24. Nxg5 hxg5 25. Rh8+ Kf7 26. Rxe8 Rxe8 27. a3 a5 28. Na4 b5 29. Nc3 Rd8 30. Rc1 Ke7 31. a4 b4 32. Nb1 Kd7 33. Rh1 c5 34. dxc5 Be5 35. Nd2 Bxb2 36. Nb3 Rg8 37. f3 Kc6 38. f4 gxf4 39. exf4 Re8 40. Rh2 Bc3 41. Re2 Rxe2 42. Kxe2 Bb2 43. Kd3 Bc3 44. Ke2 Bb2 45. g5 fxg5 46. fxg5 Bc3 47. Ke3 Bb2 48. Kd2 Bc3+ 49. Kc2 Be5 50. Kd3 Bf4 51. f6 gxf6 52. g6 Bh6 53. Kd4 f5 54. Nxa5+ Kc7 55. Kxd5 Bg7 56. Nb3 f4 57. Ke4 Bh6 58. a5 Kb7 59. Kf3 Kc6 60. a6 Kc7 61. Na5 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.24"]
[Round "7"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Meskovs, Nikita"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2444"]
[BlackElo "2565"]
[PlyCount "42"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. a4 b6 7. Bxc4 Bb7 8. 0-0 Bb4 9. Qe2 0-0 10. Rd1 Nbd7 11. Na2 Bd6 12. Nc3 Bb4 13. Na2 Bd6 14. Nc3 c5 15. e4 cxd4 16. Nxd4 Qc7 17. g3 Bb4 18. f3 Ne5 19. Bb3 Bxc3 20. bxc3 Qxc3 21. Bb2 Qa5 1/2-1/2

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.23"]
[Round "6"]
[White "Besou, Hussain"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2348"]
[BlackElo "2444"]
[PlyCount "66"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 Re8 8. Qc2 Bf8 9. Be2 a6 10. 0-0 dxc4 11. Bxc4 b5 12. Be2 Bb7 13. Rad1 e5 14. dxe5 Nxe5 15. e4 Ng6 16. Bg5 Bd6 17. Nd5 Bxd5 18. Rxd5 h6 19. Bxf6 Qxf6 20. g3 Qe6 21. Nd2 Bf4 22. Nb3 Rad8 23. Nc5 Qc6 24. Rxd8 Rxd8 25. gxf4 Nxf4 26. Bf3 Rd3 27. Bg4 h5 28. Bf5 g6 29. Rc1 Rd4 30. Bd7 Qf6 31. Kh1 Rc4 32. Qd2 Ne2 33. Kg2 Rxc1 0-1

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.21"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Urh, Zala"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2444"]
[BlackElo "2231"]
[PlyCount "81"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d4 e6 6. c4 dxc4 7. Qa4 cxd4 8. Nxd4 Qxd4 9. Bxc6+ Bd7 10. Rd1 Bxc6 11. Qxc6+ bxc6 12. Rxd4 Rd8 13. Rxc4 Rd1+ 14. Kg2 Kd7 15. Nc3 Re1 16. Rb1 Nd5 17. Bd2 Rxb1 18. Nxb1 Be7 19. e4 Nb6 20. Rc2 h5 21. h4 Rg8 22. Be3 g5 23. hxg5 Bxg5 24. Bxg5 Rxg5 25. f4 Rb5 26. Kh3 e5 27. Nc3 Rb4 28. f5 Nc4 29. Kh4 Nd6 30. Kxh5 Nxe4 31. Nxe4 Rxe4 32. Kg5 Re1 33. Kf6 e4 34. Kxf7 e3 35. Rg2 Kd6 36. g4 Ke5 37. g5 Kxf5 38. g6 Rd1 39. g7 Rd7+ 40. Ke8 e2 41. Rf2+ 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.20"]
[Round "4"]
[White "Huston, Gus"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2341"]
[BlackElo "2444"]
[PlyCount "109"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 0-0 9. Qe2 Bd7 10. Nc3 Nxc3 11. bxc3 Bc6 12. exd6 Bxd6 13. Ne5 Qc7 14. Bd3 Bxe5 15. dxe5 Nd7 16. Ba3 Rfd8 17. Be7 Nxe5 18. Bxd8 Rxd8 19. Be4 Ba4 20. Bc2 Bxc2 21. Qxc2 Ng4 22. g3 Qe5 23. Rad1 Rc8 24. h3 Nf6 25. Qa4 h5 26. Qd4 Qf5 27. Kg2 Qd5+ 28. Qxd5 Nxd5 29. Rb1 b6 30. Rb3 Rxc3 31. Rxc3 Nxc3 32. a3 Nd5 33. Kf3 f5 34. Ke2 b5 35. Kd3 a5 36. Rc1 b4 37. Rc5 bxa3 38. Rxa5 Kf7 39. Rxa3 Kf6 40. Ra8 g6 41. Kd4 h4 42. gxh4 Nf4 43. Ra3 e5+ 44. Kc5 e4 45. Kd4 Kg7 46. h5 Nxh5 47. Ke5 Kh6 48. h4 Kg7 49. Ra7+ Kh6 50. Rb7 Ng7 51. Rb8 Nh5 52. Rh8+ Kg7 53. Rxh5 e3 54. fxe3 gxh5 55. Kxf5 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.19"]
[Round "3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Joly, Julien"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2444"]
[BlackElo "2249"]
[PlyCount "113"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 0-0 6. Bd3 c5 7. cxd5 exd5 8. dxc5 Nbd7 9. 0-0 Nxc5 10. Be2 Nce4 11. Nb5 Bg4 12. a3 Be7 13. Nbd4 Rc8 14. Qb3 Nc5 15. Qa2 Nfe4 16. Rd1 Bd6 17. Bd2 Qf6 18. Be1 Be6 19. Rac1 g5 20. b4 Nd7 21. Nxe6 fxe6 22. Bd3 Rxc1 23. Rxc1 g4 24. Bxe4 gxf3 25. Bxf3 Qe5 26. h3 Qh2+ 27. Kf1 Ne5 28. Bxd5 exd5 29. Qxd5+ Nf7 30. Qxb7 Qe5 31. Qxa7 Qb2 32. Rd1 Be5 33. Qa6 Qc2 34. Qe2 Qa4 35. b5 Qxa3 36. Qg4+ Bg7 37. Bb4 Qb3 38. Bxf8 Qxb5+ 39. Qe2 Qxe2+ 40. Kxe2 Bxf8 41. f4 Kg7 42. e4 Kf6 43. Kf3 Ke6 44. e5 Bg7 45. Ke4 Ke7 46. Ra1 Bf8 47. g4 h6 48. h4 Bg7 49. Ra7+ Kf8 50. Kf5 Kg8 51. Rd7 Nh8 52. h5 Kf8 53. Ke6 Kg8 54. g5 hxg5 55. fxg5 Nf7 56. Rxf7 Bxe5 57. Rb7 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.18"]
[Round "2"]
[White "Toktomushev, Teimur"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2206"]
[BlackElo "2444"]
[PlyCount "67"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 0-0 8. 0-0 d5 9. Bc3 c5 10. Ne5 Bb7 11. dxc5 Bxc5 12. Bb2 Qc7 13. Nd3 Be7 14. Nd2 dxc4 15. Nxc4 Bxg2 16. Kxg2 Rd8 17. Qd2 Qb7+ 18. Kg1 Ne4 19. Qe3 Nd7 20. Qf3 f6 21. Nf4 Nf8 22. Rad1 Rab8 23. Qg4 e5 24. Ne6 Nxe6 25. Qxe6+ Kf8 26. h4 Bc5 27. e3 b5 28. Na5 Qb6 29. Nc6 Rxd1 30. Rxd1 Re8 31. Qd5 Nxf2 32. Kxf2 Rc8 33. Nd8 Bxe3+ 34. Kf3 1-0

[Event "Biel HTO 56th"]
[Site "Biel"]
[Date "2023.07.17"]
[Round "1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Wang, Chuqiao"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2444"]
[BlackElo "2161"]
[PlyCount "71"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SUI"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. b3 Be7 5. Bb2 0-0 6. Nc3 b6 7. g3 Bb7 8. Bg2 Nbd7 9. 0-0 c5 10. Qe2 Rc8 11. Rac1 Qc7 12. cxd5 exd5 13. d4 Qb8 14. dxc5 bxc5 15. Rfd1 Rfd8 16. Nh4 Ne5 17. Nf5 Bf8 18. f4 Ng6 19. Na4 Ne8 20. Ba3 c4 21. Bxf8 Kxf8 22. bxc4 dxc4 23. Rb1 Rxd1+ 24. Qxd1 Rc7 25. Nd6 Rd7 26. Nc5 Rd8 27. Ncxb7 Rd7 28. Qc2 Nxd6 29. Nc5 Qc7 30. Nxd7+ Qxd7 31. e4 f6 32. Qc3 Qc7 33. Qd4 Ne7 34. a4 Ke8 35. Kh1 a5 36. Rc1 1-0

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.21"]
[Round "9"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Portal Ramos, Cristian"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2436"]
[BlackElo "2274"]
[PlyCount "51"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qc2 Nc6 6. d4 Bg7 7. e4 Ndb4 8. Qa4 Bd7 9. Qb3 Bxd4 10. Nd5 Be6 11. Bc4 a5 12. Nxb4 axb4 13. Bxe6 fxe6 14. Bh6 Qd6 15. 0-0 0-0-0 16. a3 b6 17. axb4 Kb7 18. Qc4 Ra8 19. Rac1 e5 20. Rfd1 Ra4 21. Bg7 Rd8 22. Nxe5 Nxe5 23. Bxe5 Rxb4 24. Bxd6 Rxc4 25. Rxc4 Bc5 26. e5 1-0

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.20"]
[Round "8"]
[White "Gutierrez Delgado, Yusuan Alfredo"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2301"]
[BlackElo "2436"]
[PlyCount "49"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 h6 8. Bh4 g6 9. f4 e5 10. 0-0-0 exd4 11. e5 dxc3 12. exf6+ Ne5 13. fxe5 Be6 14. exd6 Bxd6 15. Qe3 cxb2+ 16. Kb1 Qc7 17. Rxd6 Qxd6 18. Bg3 Qd5 19. Qa3 0-0-0 20. Be2 Qc6 21. Bf3 Bd5 22. Bg4+ Be6 23. Bf3 Qc4 24. Be2 Qc6 25. Bf3 1/2-1/2

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.20"]
[Round "7"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Perez Garcia, Rodney Oscar"]
[Result "1/2-1/2"]
[ECO "D16"]
[WhiteElo "2436"]
[BlackElo "2320"]
[PlyCount "114"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 Nc6 8. 0-0 Be7 9. Qe2 cxd4 10. Nxd4 Bd7 11. Rd1 Nxd4 12. exd4 Bc6 13. d5 exd5 14. Nxd5 Nxd5 15. Bxd5 Bxd5 16. Qb5+ Qd7 17. Rxd5 Qxb5 18. axb5 0-0 19. Be3 Rfd8 20. Rxd8+ Rxd8 21. Kf1 Rd5 22. Rxa7 Rxb5 23. Ra8+ Bf8 24. b4 b6 25. Bf4 Rd5 26. Rb8 Rd4 27. Be5 Rd5 28. Bc7 f6 29. Rxb6 Rd2 30. Rb8 Kf7 31. Bf4 Rb2 32. b5 Bc5 33. Be3 Bxe3 34. fxe3 g5 35. b6 h5 36. b7 Kg7 37. e4 Kh7 38. h3 Kg7 39. Ke1 Kh7 40. Kd1 Kg7 41. Kc1 Rb6 42. Kc2 Rb5 43. Kc3 Rb1 44. Kd4 Rd1+ 45. Kc5 Rb1 46. Kc6 Rc1+ 47. Kd7 Rb1 48. Ke8 Rb4 49. Rd8 Rxb7 50. Rd7+ Rxd7 51. Kxd7 h4 52. Ke7 Kg6 53. Ke6 g4 54. hxg4 Kg5 55. Kf7 Kxg4 56. Kxf6 Kg3 57. e5 Kxg2 1/2-1/2

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.19"]
[Round "6"]
[White "Quesada Perez, Luis Ernesto"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2552"]
[BlackElo "2436"]
[PlyCount "107"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. Nc3 Bd6 5. Qc2 a6 6. b3 c5 7. d4 0-0 8. dxc5 Bxc5 9. a3 dxc4 10. Bxc4 Nbd7 11. Bd3 b5 12. Ne4 Bb7 13. Nxf6+ Nxf6 14. Bb2 Rc8 15. Qe2 Be4 16. Bxe4 Nxe4 17. 0-0 Qd5 18. Qd1 Qb7 19. Rc1 Rfd8 20. Qe2 Be7 21. Rfd1 Rxd1+ 22. Qxd1 Rxc1 23. Qxc1 Qd5 24. Nd4 Bf8 25. Qc6 Qxc6 26. Nxc6 Nd2 27. b4 Nc4 28. Bc1 Bd6 29. Kf1 e5 30. e4 Kf8 31. Ke2 Bc7 32. Kd3 Ke8 33. a4 Kd7 34. axb5 axb5 35. Na7 Nd6 36. f4 Bb8 37. fxe5 Bxa7 38. exd6 Kxd6 39. Bb2 f6 40. g4 Bg1 41. h4 Bf2 42. h5 Be1 43. h6 gxh6 44. Bxf6 Bxb4 45. Bg7 h5 46. Bf8+ Ke5 47. Bxb4 hxg4 48. Ke3 h5 49. Be1 Kf6 50. Kf4 Ke6 51. e5 Kd5 52. Kf5 g3 53. e6 g2 54. Bf2 1-0

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.18"]
[Round "4"]
[White "Antova, Gabriela"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "2278"]
[BlackElo "2436"]
[PlyCount "74"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 c5 7. e3 0-0 8. Bb2 Nc6 9. Rc1 Qa5 10. Nd2 Qc7 11. cxd5 exd5 12. dxc5 Bg4 13. Be2 Ne5 14. 0-0 Nd3 15. Rb1 Nxb2 16. Rxb2 Bxe2 17. Qxe2 Qxc5 18. Rxb7 Qxa3 19. Qd3 Rab8 20. Rfb1 Rxb7 21. Rxb7 a5 22. h3 h6 23. Qd4 Rc8 24. Nb3 a4 25. Qa7 Rf8 26. Rb4 Qb2 27. Qxa4 Ne4 28. f3 Qf2+ 29. Kh2 Qg3+ 30. Kg1 Nf2 31. Qa2 Nxh3+ 32. Kf1 Qh2 33. Nd2 Qg1+ 34. Ke2 Re8 35. Qa7 Qxg2+ 36. Kd3 Nf2+ 37. Kd4 Ng4 0-1

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.18"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2436"]
[BlackElo "2577"]
[PlyCount "57"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 Nc6 8. 0-0 Qxb2 9. Qe1 cxd4 10. Bxd4 Nxd4 11. Nxd4 Bb4 12. Rb1 Bxc3 13. Rxb2 Bxe1 14. Rxe1 b6 15. Nxf5 exf5 16. Bb5+ Kf8 17. Rd1 Ne7 18. c4 dxc4 19. Bxc4 Nc6 20. e6 fxe6 21. Bxe6 g6 22. Rc2 Rd8 23. Rxd8+ Nxd8 24. Bb3 Ke7 25. Rc7+ Kd6 26. Rxa7 Nc6 27. Rb7 Kc5 28. Rc7 b5 29. Kf1 1/2-1/2

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.17"]
[Round "2"]
[White "Quesada Perez, Yasser"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2598"]
[BlackElo "2436"]
[PlyCount "95"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. e3 h6 5. Bd3 e6 6. Nf3 b5 7. Qe2 Bb7 8. a3 b4 9. axb4 Bxb4 10. 0-0 0-0 11. Na4 Nbd7 12. c3 Bd6 13. b4 a5 14. Nc5 Nxc5 15. bxc5 Bxf4 16. exf4 Qc8 17. Ra3 Ba6 18. Rb1 Bxd3 19. Qxd3 Qa6 20. Qxa6 Rxa6 21. Ne5 Rfa8 22. f3 Kf8 23. Rb7 R6a7 24. Rxa7 Rxa7 25. Nc6 Ra6 26. Nxa5 Nd7 27. Nc4 Rxa3 28. Nxa3 Ke7 29. Nc2 g6 30. Kf2 Nb8 31. Nb4 Kd7 32. g4 Nc6 33. Nd3 Ne7 34. h4 Ke8 35. Ke3 h5 36. Kd2 f6 37. Nf2 Kd7 38. Nd1 Kc6 39. Ne3 Kb5 40. Kd3 Ka4 41. Kc2 f5 42. g5 Ka3 43. Nd1 Nc6 44. Nb2 Na5 45. Nd3 Nc4 46. Ne5 Nxe5 47. fxe5 Ka4 48. c4 1-0

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.17"]
[Round "3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Cervantes Landeiro, Thalia"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2436"]
[BlackElo "2309"]
[PlyCount "73"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 dxc4 4. Bxc4 e6 5. 0-0 c5 6. b3 a6 7. Bb2 Nc6 8. Be2 Be7 9. d4 0-0 10. dxc5 Qxd1 11. Rxd1 Bxc5 12. Nbd2 Be7 13. Rac1 Bd7 14. Ne4 Rfd8 15. Nc5 Bxc5 16. Rxc5 Ne4 17. Rc4 f5 18. Ne1 Be8 19. Nd3 Rac8 20. f3 Nf6 21. Kf2 Na5 22. Rcc1 Rxc1 23. Bxc1 Bb5 24. Bd2 Nc6 25. Nc5 Nd5 26. Nxb7 Rb8 27. Nc5 Bxe2 28. Kxe2 Kf7 29. Rc1 Ne5 30. e4 fxe4 31. fxe4 Nb4 32. Bf4 Nbc6 33. Rf1 Ke7 34. Nd3 Rb5 35. Bxe5 Nxe5 36. a4 Ra5 37. b4 1-0

[Event "Carlos Torre Memorial op 32nd"]
[Site "Merida"]
[Date "2022.12.16"]
[Round "1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Huertas Soris, Ramon Antonio"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2436"]
[BlackElo "2054"]
[PlyCount "44"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 c6 4. Bg2 dxc4 5. 0-0 Nf6 6. a4 c5 7. Na3 Nc6 8. Nxc4 Be7 9. d3 0-0 10. Bd2 Nd5 11. Qb3 Bf6 12. a5 Rb8 13. e4 Nc7 14. e5 Be7 15. Rfd1 Nd5 16. Be1 Bd7 17. d4 b5 18. axb6 axb6 19. Ne3 Na5 20. Qd3 Bc6 21. dxc5 Nb7 22. Nd4 Nc7 1-0

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.12.01"]
[Round "10"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2476"]
[BlackElo "2436"]
[PlyCount "96"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 0-0 7. e3 c6 8. Bd3 Bd6 9. Bg5 Re8 10. Qc2 h6 11. Bh4 a5 12. 0-0 Bg4 13. Nd2 Na6 14. a3 Be7 15. Rab1 b5 16. Ne2 Rc8 17. Rfe1 Bd7 18. Rbc1 c5 19. Qb1 c4 20. Bf5 b4 21. Bxf6 Bxf6 22. Nf4 Nc7 23. axb4 axb4 24. Nf3 Bxf5 25. Qxf5 g6 26. Qg4 Bg7 27. b3 Ne6 28. Ne5 Nxf4 29. exf4 cxb3 30. Rb1 Rc4 31. Qd1 Bxe5 32. fxe5 Qb6 33. Rxb3 Rxd4 34. Qc1 Re4 35. Rxe4 dxe4 36. Qb2 Rd8 37. h3 Rd4 38. Kh2 Qc5 39. e6 fxe6 40. Rg3 Qd6 41. Qa1 h5 42. h4 e3 43. Kh3 Qd8 44. Rxg6+ Kh7 45. Rg5 exf2 46. Rxh5+ Kg6 47. Rg5+ Kh6 48. Rg3 Qxh4# 0-1

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.30"]
[Round "8"]
[White "Herrera, Juan Sebastian"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2297"]
[BlackElo "2436"]
[PlyCount "105"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 0-0 6. e4 d6 7. Nge2 a6 8. Ng3 b5 9. Be2 exd5 10. cxd5 c4 11. 0-0 Nbd7 12. Kh1 Bc5 13. b3 Ne5 14. Bb2 Bd7 15. bxc4 Nxc4 16. Bxc4 bxc4 17. Nce2 h5 18. Nd4 Rb8 19. Bc3 h4 20. Ngf5 Nh5 21. Qe1 Bxd4 22. Nxd4 Qg5 23. Rf2 Rfe8 24. Qc1 Qg6 25. Qa3 f5 26. exf5 Bxf5 27. Qxa6 Bd3 28. Qa7 Nf4 29. Nc6 Nxd5 30. Nxb8 Nxc3 31. Nc6 Qg5 32. Qd7 Qe3 33. h3 Ne2 34. f4 c3 35. Rf3 Ng3+ 36. Kh2 Qe4 37. Rxd3 c2 38. Qxd6 Qe1 39. Qd5+ Kh7 40. Rdd1 cxd1Q 41. Rxd1 Qf2 42. Qd3+ Re4 43. Ne5 Qxf4 44. Nf3 Ne2+ 45. Kh1 Ng3+ 46. Kg1 g6 47. Qd7+ Kh6 48. Qd2 Re3 49. Qd8 Rxf3 50. Qh8+ Kg5 51. Qd8+ Kh6 52. Qh8+ Kg5 53. Qd8+ 1/2-1/2

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.30"]
[Round "9"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Valderrama Quiceno, Esteban Alberto"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2436"]
[BlackElo "2439"]
[PlyCount "69"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. e4 d5 6. e5 Ne4 7. Bd3 c5 8. Nf3 cxd4 9. Nxd4 Nd7 10. Bf4 Ndc5 11. 0-0 Bxc3 12. bxc3 Bd7 13. Be2 Na4 14. cxd5 exd5 15. f3 Nec5 16. Rac1 Rc8 17. Qd2 Nb6 18. Bg5 Qe8 19. Rfe1 h6 20. Bf6 Nc4 21. Qf4 Kh7 22. Nf5 Bxf5 23. Qxf5+ Kh8 24. Qh5 Kh7 25. Qf5+ Kh8 26. Rcd1 Nb6 27. Qh5 Kh7 28. Qf5+ Kh8 29. Qh5 Kh7 30. Qf5+ Kh8 31. f4 Ne4 32. Bd3 Qe6 33. Bxe4 dxe4 34. Qh5 Nd5 35. Qxh6+ 1-0

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.29"]
[Round "7"]
[White "Garcia Pantoja, Roberto"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2512"]
[BlackElo "2436"]
[PlyCount "89"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. d3 e6 7. Nbd2 Nf6 8. c3 Be7 9. Ng5 h6 10. Nh3 g5 11. Qe2 Qc7 12. f4 g4 13. Nf2 h5 14. a3 a5 15. Nd1 a4 16. Ne3 0-0-0 17. Qd1 Qa5 18. b4 Qa6 19. Qc2 Kb8 20. Rb1 cxb4 21. axb4 b5 22. d4 d5 23. Qd3 Qb6 24. Bb2 e5 25. fxe5 Nxe5 26. Qc2 dxe4 27. Rf5 Nd3 28. Rbf1 Qc6 29. c4 Nxb4 30. Qb1 bxc4 31. Ba3 Qb7 32. Ndxc4 Nfd5 33. Nxd5 Rxd5 34. Bxb4 Rxf5 35. Rxf5 Bxb4 36. Na5 Qb6 37. Nc6+ Ka8 38. Nxb4 Qxd4+ 39. Kh1 Rd8 40. Ra5+ Kb7 41. Nd5+ Kc6 42. Qc1+ Kd6 43. Qc7+ Ke6 44. Qe7+ Kf5 45. Qxf7+ 1-0

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.28"]
[Round "6"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Hernandez Guerrero, Gilberto Eduardo"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "2436"]
[BlackElo "2549"]
[PlyCount "41"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 0-0 7. Ng3 h5 8. Be2 h4 9. Nf1 e6 10. Bg5 Qa5 11. Nd2 h3 12. g4 Re8 13. 0-0 a6 14. a4 Nh7 15. Bf4 e5 16. Be3 Nd7 17. Kh1 Bf6 18. Nf3 g5 19. Qc1 Qd8 20. Ng1 a5 21. Nxh3 1/2-1/2

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.28"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Strikovic, Aleksa"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2436"]
[BlackElo "2463"]
[PlyCount "61"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. a3 Be7 5. e3 0-0 6. Bd3 d6 7. Qc2 g6 8. Nge2 c5 9. b4 e5 10. f3 Nc6 11. bxc5 dxc5 12. d5 e4 13. fxe4 Ne5 14. exf5 Nxd3+ 15. Qxd3 Bxf5 16. e4 Nxe4 17. Nxe4 Bh4+ 18. Kd1 Re8 19. N2c3 Qd7 20. g3 Rxe4 21. Nxe4 Qa4+ 22. Qc2 Qxc2+ 23. Kxc2 Bxe4+ 24. Kb3 Bxh1 25. gxh4 Be4 26. Bg5 Re8 27. Ka4 Bd3 28. Kb5 a6+ 29. Kb6 Bxc4 30. d6 Be6 31. Rd1 1-0

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.27"]
[Round "4"]
[White "Argote Heredia, Valentina"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "2140"]
[BlackElo "2436"]
[PlyCount "105"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. a4 Bd7 9. Nb3 Rc8 10. Be2 h6 11. Bh4 Nxe4 12. Qf4 g5 13. Qxe4 gxh4 14. 0-0-0 Be7 15. f4 d5 16. Qf3 Na5 17. f5 Nxb3+ 18. cxb3 Qb6 19. fxe6 Bxe6 20. Kb1 Qxb3 21. Rd4 Ba3 22. Nd1 Qc2+ 23. Ka2 Bc5 24. Ne3 Qg6 25. Rhd1 Bxd4 26. Rxd4 Qg7 27. Qf4 Qg5 28. Qf2 Qe5 29. Ng4 Bxg4 30. Rxg4 Kf8 31. Bd3 Rg8 32. Rf4 Rc7 33. Qxh4 Rxg2 34. Qxh6+ Ke8 35. Rb4 Rxh2 36. Qb6 Rd2 37. Rb3 Qf4 38. Qa5 Rd7 39. Rc3 Kf8 40. Qc5+ Kg7 41. Qg1+ Kf6 42. Bc2 Qf2 43. Qg4 Ke7 44. Qg5+ f6 45. Qg7+ Ke6 46. Qg8+ Ke7 47. Qg7+ Kd6 48. Qf8+ Re7 49. Qd8+ Ke6 50. Qg8+ Ke5 51. Qb8+ Kd4 52. Qa7+ Ke5 53. Qb8+ 0-1

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.27"]
[Round "3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "0-1"]
[ECO "E52"]
[WhiteElo "2436"]
[BlackElo "2553"]
[PlyCount "72"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 d5 8. cxd5 exd5 9. Ne5 Bd6 10. Nb5 Be7 11. b3 c5 12. Ba3 a6 13. Nc3 Bd6 14. Bb2 b5 15. Ne2 c4 16. Bc2 Nbd7 17. Ng3 Qc7 18. f4 c3 19. Bc1 Ne4 20. Nf5 Ndf6 21. g4 g6 22. g5 Nh5 23. Nxd6 Qxd6 24. Bxe4 dxe4 25. f5 Ng7 26. Ng4 Kh8 27. Qe1 Rac8 28. Nf6 h5 29. gxh6 Nxf5 30. Rxf5 gxf5 31. Qh4 Rg8+ 32. Nxg8 Rxg8+ 33. Kf1 Qg6 34. Qf2 Qh5 35. Ba3 Qh3+ 36. Ke1 Rg2 0-1

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.26"]
[Round "2"]
[White "Pereira Vera, Henry Alberto"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1760"]
[BlackElo "2436"]
[PlyCount "34"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nge7 4. e3 d5 5. cxd5 Nxd5 6. a3 Bd6 7. Qc2 Qe7 8. d3 f5 9. Nd2 g5 10. Nc4 h5 11. Nf3 g4 12. Nxd6+ cxd6 13. Nd2 Bd7 14. Rc1 Rc8 15. Qb1 0-0 16. Be2 f4 17. e4 Nc7 0-1

[Event "Sabaneta op-A 1st"]
[Site "Sabaneta"]
[Date "2022.11.25"]
[Round "1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Ardila, Oscar Humberto"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2436"]
[BlackElo "1997"]
[PlyCount "123"]
[EventDate "2022.11.25"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Be7 6. d4 0-0 7. Bd3 Nf6 8. h3 Re8 9. 0-0 Nbd7 10. Nc3 Nf8 11. Re1 Ng6 12. Bg5 Be6 13. d5 Bd7 14. Bf1 h6 15. Be3 Bf8 16. Qc2 Ne5 17. Nd4 c5 18. dxc6 bxc6 19. Rad1 Qc7 20. Nf5 Be6 21. Bf4 Nfd7 22. Bg3 Rad8 23. Nd4 Bxc4 24. Bxc4 Nxc4 25. Ne4 Nce5 26. Nb5 Qa5 27. Nd4 c5 28. Nf5 d5 29. f4 dxe4 30. fxe5 g6 31. Qxe4 Nf6 32. Qf3 Nh5 33. Rxd8 Qxd8 34. Bf2 Qd7 35. Ng3 Ng7 36. Ne4 Be7 37. Nxc5 Bxc5 38. Bxc5 Ne6 39. Bd6 Qb5 40. Rf1 Qd7 41. b3 Rc8 42. Qe3 Kh7 43. Rc1 Rxc1+ 44. Qxc1 Qb7 45. Qe3 a6 46. Kh2 Qd7 47. Qb6 Qc8 48. Qf2 Qb7 49. Qf3 Qd7 50. a4 Ng5 51. Qd3 Qb7 52. b4 Ne6 53. Qc3 g5 54. b5 axb5 55. axb5 Kg7 56. Qc6 Nd8 57. Qxb7 Nxb7 58. Be7 Kg6 59. g4 f5 60. exf6 Kf7 61. Kg3 Ke6 62. Kf3 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.23"]
[Round "9"]
[White "Rios, Cristhian Camilo"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2434"]
[BlackElo "2436"]
[PlyCount "81"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. h4 Ba6 8. Bxa6 Nxa6 9. Qg4 Nf5 10. Qe2 Nb8 11. h5 h6 12. Nf3 Nc6 13. g4 Nfe7 14. Nh4 Qd7 15. f4 Na5 16. Be3 0-0-0 17. Qd3 Nc4 18. Bf2 g6 19. hxg6 fxg6 20. Nxg6 Nxg6 21. Qxg6 Rhg8 22. Qf6 Rxg4 23. Rxh6 Rdg8 24. Rd1 Qb5 25. Qxe6+ Kb8 26. Rh3 Qb2 27. Qf5 Nxa3 28. e6 Nxc2+ 29. Kf1 Na3 30. Qxd5 Rxf4 31. Rf3 Rgf8 32. e7 Rxf3 33. Qxf3 Qb5+ 34. Qe2 Qxe2+ 35. Kxe2 Re8 36. Bh4 Nc4 37. Ra1 Nd6 38. Kd3 a5 39. c4 Nf5 40. Rf1 Nxe7 41. Re1 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.23"]
[Round "10"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Arenas Vanegas, David"]
[Result "1/2-1/2"]
[ECO "E51"]
[WhiteElo "2436"]
[BlackElo "2426"]
[PlyCount "38"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 a6 9. Ne5 Bb7 10. 0-0 Nbd7 11. f4 Bd6 12. Qf3 Re8 13. Rad1 Nf8 14. g4 Ra7 15. g5 N6d7 16. Qh5 g6 17. Qh6 f5 18. Ne2 Bxe5 19. fxe5 Ne6 1/2-1/2

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.22"]
[Round "7"]
[White "Perez Garcia, Rodney Oscar"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2318"]
[BlackElo "2436"]
[PlyCount "64"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. 0-0 Rc8 8. Nc3 e5 9. Qd3 Qc7 10. a4 h6 11. Re1 Nf6 12. Nd2 Be7 13. Nf1 0-0 14. Ne3 Be6 15. Bd2 Qc5 16. a5 Bd8 17. Reb1 Qd4 18. Ra4 Qxd3 19. cxd3 Be7 20. b4 Rc7 21. Kf1 Rfc8 22. Ra3 Rd8 23. Ncd5 Nxd5 24. Nxd5 Bxd5 25. exd5 Rc2 26. Be1 Rdc8 27. b5 Bg5 28. bxa6 bxa6 29. Rab3 R8c5 30. R3b2 Rxb2 31. Rxb2 Rxd5 32. Ke2 Kf8 1/2-1/2

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.22"]
[Round "8"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Carrillo Parra, Miguel Alfredo"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2436"]
[BlackElo "2245"]
[PlyCount "43"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. Bg5 c5 6. cxd5 exd5 7. Nc3 Be6 8. 0-0-0 Nbd7 9. e4 Be7 10. Bxf6 Nxf6 11. exd5 Bd7 12. d6 Bxd6 13. dxc5 Bf4+ 14. Kb1 a6 15. g3 Bc7 16. Bh3 0-0 17. Bxd7 Nxd7 18. Qf5 Qf6 19. Qxd7 Ba5 20. Qd3 Rad8 21. Nd5 Qe6 22. Ng5 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.21"]
[Round "5"]
[White "Avila Pavas, Santiago"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "2460"]
[BlackElo "2436"]
[PlyCount "112"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 Bd7 8. Ndb5 Nb4 9. Qd1 Qb8 10. Bf4 e5 11. Bg5 a6 12. Na3 b5 13. Bxf6 gxf6 14. Nab1 Bg7 15. a3 Nc6 16. Nd5 f5 17. Qh5 fxe4 18. Qg5 Kf8 19. Nbc3 Be6 20. 0-0-0 h5 21. Kb1 Qb7 22. f3 e3 23. Bd3 b4 24. axb4 Nxb4 25. Be4 Rb8 26. b3 e2 27. Rd2 f5 28. Nf4 Qf7 29. Nxe6+ Qxe6 30. Bxf5 Qh6 31. Qxh6 Rxh6 32. Be4 d5 33. Rxd5 Nxd5 34. Nxd5 Rd6 35. Re1 Rb5 36. Nc3 Rc5 37. Kb2 Rd2 38. Rxe2 Rxe2 39. Nxe2 a5 40. Ng3 h4 41. Nf5 Bf6 42. g3 hxg3 43. hxg3 Bg5 44. Nd6 Bd2 45. Ka3 Bc3 46. Ka4 Ke7 47. Nb7 Rc7 48. Nxa5 Ra7 49. b4 Kd6 50. Kb3 Be1 51. Nc4+ Ke6 52. g4 Ra1 53. Kb2 Ra4 54. c3 Bh4 55. Kb3 Ra1 56. b5 Bd8 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.21"]
[Round "6"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Herrera, Juan Sebastian"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2436"]
[BlackElo "2281"]
[PlyCount "83"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. h3 e5 7. d5 Nh5 8. g3 f5 9. exf5 gxf5 10. Nh4 Nf4 11. Be3 Na6 12. Qd2 Nc5 13. 0-0-0 b6 14. gxf4 Qxh4 15. Rg1 Kh8 16. fxe5 dxe5 17. Bg5 Qh5 18. Be2 Qf7 19. Bh6 Bxh6 20. Qxh6 Qf6 21. Rg6 Qxg6 22. Qxf8+ Qg8 23. Qf6+ Qg7 24. Qd8+ Qg8 25. Qxc7 e4 26. b4 Na6 27. Qe5+ Qg7 28. Qe8+ Qg8 29. Qxg8+ Kxg8 30. a3 Kf7 31. d6 Ke6 32. c5 bxc5 33. Bc4+ Kf6 34. b5 Nb4 35. axb4 cxb4 36. Nd5+ Ke5 37. Nc7 Rb8 38. d7 Bxd7 39. Rxd7 h5 40. Kc2 Kf4 41. Rf7 Rc8 42. Rxf5+ 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.20"]
[Round "3"]
[White "Garcia Pantoja, Roberto"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2525"]
[BlackElo "2436"]
[PlyCount "82"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd3 Qxb2 9. Rb1 Qa3 10. f5 Qa5 11. Bxf6 gxf6 12. Be2 Bg7 13. 0-0 0-0 14. Kh1 Rd8 15. Bg4 Nc6 16. Nce2 Nxd4 17. Nxd4 e5 18. Ne2 Bd7 19. Rxb7 Bc6 20. Rbb1 d5 21. exd5 Bxd5 22. Qh3 Rac8 23. Ng3 Qd2 24. Bf3 Bxa2 25. Ne4 Qh6 26. Qxh6 Bxh6 27. Nxf6+ Kg7 28. Nh5+ Kf8 29. Ra1 Rxc2 30. Nf6 Ke7 31. Ng4 Bf4 32. g3 h5 33. f6+ Ke6 34. gxf4 hxg4 35. Bxg4+ Kxf6 36. fxe5+ Kg5 37. Bf3 Rdd2 38. Be4 Rf2 39. Rxf2 Rxf2 40. Kg1 Rd2 41. Rf1 Be6 1/2-1/2

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.20"]
[Round "4"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Mateus Urbano, Luis Alejandro"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2436"]
[BlackElo "2282"]
[PlyCount "69"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 e6 6. 0-0 b5 7. a4 Bb7 8. Ne5 a6 9. b3 cxb3 10. Bb2 Nbd7 11. Nd2 Nxe5 12. dxe5 Nd5 13. Qxb3 Be7 14. Ne4 0-0 15. Rfd1 Qb6 16. a5 Qa7 17. Qf3 f5 18. exf6 Nxf6 19. Bd4 c5 20. Bxf6 Bxe4 21. Qxe4 Bxf6 22. Qxe6+ Kh8 23. Bxa8 Qxa8 24. Rac1 c4 25. Rd6 Bb2 26. Rc2 c3 27. Rxa6 Qd8 28. Qd6 Qe8 29. Rb6 Qf7 30. e3 Rg8 31. Rxb5 Qa2 32. Qd3 Rf8 33. Kg2 Qf7 34. a6 h6 35. e4 1-0

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.19"]
[Round "1"]
[White "Leon Acevedo, Juan Alejandro"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1881"]
[BlackElo "2436"]
[PlyCount "26"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. cxd5 Nxd5 6. Qd3 c5 7. e4 Nxc3 8. bxc3 Ba5 9. Bd2 cxd4 10. cxd4 Nc6 11. Ne2 0-0 12. Bxa5 Qxa5+ 13. Qd2 Qa4 0-1

[Event "Medellin Raza Cup"]
[Site "Medellin"]
[Date "2022.10.19"]
[Round "2"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Pedraza, Yonnattanth"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2436"]
[BlackElo "2108"]
[PlyCount "63"]
[EventDate "2022.10.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2 h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. 0-0-0 Nb6 12. Kb1 Be6 13. Nf3 0-0-0 14. Rc1 Kb8 15. Na4 Nxa4 16. Qxa4 Rc8 17. Rc3 Rc7 18. Rhc1 Bc8 19. Ne5 Qd6 20. Ra3 a6 21. Bxa6 bxa6 22. Rb3+ Ka8 23. Nxc6 Bb7 24. Rb6 Qg6+ 25. Ka1 Qd3 26. a3 Rhc8 27. Ka2 Nf6 28. Nb4 Qe2 29. Nxa6 Bxa6 30. Rxa6+ Kb7 31. Ra7+ Kb8 32. Ra8+ 1-0

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.09"]
[Round "11.1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Bagheri, Amir"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2431"]
[BlackElo "2375"]
[PlyCount "87"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Monaco"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "MNC"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Bb4 5. e5 c5 6. a3 Bxc3+ 7. bxc3 Qa5 8. Bd2 c4 9. a4 Nc6 10. f4 Nge7 11. Nf3 Bd7 12. g3 Nd8 13. Bh3 Bxa4 14. Ra2 Qa6 15. 0-0 g6 16. f5 exf5 17. g4 Ne6 18. gxf5 gxf5 19. Nh4 0-0-0 20. Nxf5 Nxf5 21. Rxf5 Rhg8+ 22. Kh1 Rg7 23. Bh6 Rg6 24. Be3 Rd7 25. Rf2 b5 26. Qh5 Qa5 27. Bd2 Qd8 28. Bf5 Qg8 29. Bxg6 hxg6 30. Qg4 Qh7 31. Bg5 Kc7 32. Rf3 Ng7 33. Bf6 Nh5 34. e6 fxe6 35. Be5+ Kb7 36. Qxe6 g5 37. Bd6 Nf4 38. Rxf4 gxf4 39. Qxd5+ Kb6 40. Qc5+ Kb7 41. Qd5+ Kb6 42. Rxa4 bxa4 43. Qc5+ Kb7 44. Qb5+ 1-0

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.08"]
[Round "10.1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Beukes, Dante M"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "2431"]
[BlackElo "2234"]
[PlyCount "88"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Namibia"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "NAM"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. Nge2 Qa5 8. Nc1 cxd4 9. Nb3 Qb6 10. Bxd4 Qd8 11. Qd2 Nc6 12. Be3 Be6 13. Nd5 Nd7 14. Be2 a5 15. a4 b6 16. 0-0 Nc5 17. Ra3 Bd7 18. Rb1 Rb8 19. Bf1 Ne5 20. Nc3 Be6 21. Nd5 Bd7 22. Be2 Bc6 23. Nd4 Ba8 24. b4 axb4 25. Rxb4 e6 26. Nc3 Nc6 27. Rb1 Nxd4 28. Bxd4 Bxd4+ 29. Qxd4 Qe7 30. Nb5 Rfd8 31. a5 d5 32. exd5 bxa5 33. Qe3 Qf8 34. dxe6 Nxe6 35. Rxa5 Nd4 36. Bf1 Nc6 37. Raa1 Ne7 38. Bd3 h5 39. Re1 Nc6 40. Be4 Ne5 41. Rxa8 Rxa8 42. Bxa8 Nxc4 43. Qe7 Rxa8 44. Qxf8+ Kxf8 1/2-1/2

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.07"]
[Round "9.1"]
[White "Thing, Bibek"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2260"]
[BlackElo "2431"]
[PlyCount "76"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Nepal"]
[BlackTeam "Panama"]
[WhiteTeamCountry "NEP"]
[BlackTeamCountry "PAN"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Bxc6 bxc6 6. Nc3 e5 7. d3 Ne7 8. Be3 d6 9. Qd2 h6 10. Ne1 Rb8 11. Na4 f5 12. f3 f4 13. Bf2 g5 14. c3 Ng6 15. Nc2 g4 16. fxg4 Qg5 17. Ne1 Bxg4 18. b3 0-0 19. Nb2 Rbd8 20. Kh1 Qh5 21. Bg1 Nh4 22. Nd1 Rd7 23. Bf2 Ng6 24. Bg1 Nh4 25. Bf2 Ng6 26. Bg1 d5 27. exd5 cxd5 28. Bxc5 Rc8 29. Bg1 e4 30. Rc1 Be2 31. Rf2 Bg4 32. Rf1 Be2 33. Rf2 Bg4 34. Rf1 Re8 35. d4 Be2 36. Rf2 Bg4 37. Rf1 Be2 38. Rf2 Bg4 1/2-1/2

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.06"]
[Round "8.1"]
[White "Meier, Georg"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2613"]
[BlackElo "2431"]
[PlyCount "88"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Uruguay"]
[BlackTeam "Panama"]
[WhiteTeamCountry "URU"]
[BlackTeamCountry "PAN"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. c4 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. dxc3 Qxd1+ 8. Kxd1 Bd7 9. Be3 e5 10. Kc2 Bf5+ 11. Kc1 Be4 12. Rd1 Be7 13. Bh3 Rd8 14. Nd2 Bg6 15. Bg2 Nd4 16. Bxd4 cxd4 17. Nc4 Rc8 18. Nxe5 dxc3 19. e4 Bf6 20. Rd5 0-0 21. f4 Rfe8 22. Kc2 Bxe5 23. Rxe5 Rxe5 24. fxe5 cxb2+ 25. Kxb2 Kf8 26. Rd1 Ke8 27. Bf3 Rc5 28. Rd5 Rc4 29. Be2 Rc7 30. Bd3 h5 31. a4 Ke7 32. a5 b6 33. axb6 axb6 34. Rb5 Rc6 35. Kb3 Rc5 36. Rxb6 Rxe5 37. Kc3 h4 38. Kd4 f6 39. gxh4 Rh5 40. Rb7+ Kf8 41. Rb8+ Ke7 42. Rg8 Rh7 43. h5 Bf7 44. Ra8 Rxh5 1/2-1/2

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.05"]
[Round "7.1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Chinchilla, Alejandro Jose"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2431"]
[BlackElo "2166"]
[PlyCount "63"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Honduras"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "HON"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bh4 c6 8. Bd3 Nbd7 9. Qc2 Nh5 10. Bxe7 Qxe7 11. 0-0-0 Nb6 12. Kb1 Nf6 13. Nf3 Bg4 14. Rc1 Bxf3 15. gxf3 0-0-0 16. Qb3 Kb8 17. a4 Nc8 18. a5 Nd6 19. Na4 Ka8 20. Rc3 Rc8 21. Rhc1 Rc7 22. Qa3 Rd8 23. Nb6+ Kb8 24. Qb3 Qe6 25. Na4 Ka8 26. Qb4 g6 27. a6 b5 28. Rxc6 Rxc6 29. Rxc6 Nfe8 30. Nc5 Qh3 31. Bxb5 Rb8 32. Rxd6 1-0

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.03"]
[Round "6.1"]
[White "Keinanen, Toivo"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2477"]
[BlackElo "2431"]
[PlyCount "95"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Panama"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "PAN"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. Nbd2 cxd4 8. Nb3 Nge7 9. Nbxd4 Bg4 10. Be3 Bxf3 11. Nxf3 Nf5 12. Bd4 Nfxd4 13. Nxd4 Qb6 14. Bb5 a6 15. Bxc6+ bxc6 16. c4 Bc5 17. Nb3 Be7 18. Qg4 0-0 19. Rac1 a5 20. Rc2 a4 21. Nd2 Bc5 22. Nf3 Rfd8 23. Rfc1 Ra5 24. h4 h6 25. h5 Bf8 26. cxd5 cxd5 27. Qd4 Rb5 28. Qxa4 Rxb2 29. Rxb2 Qxb2 30. Rc2 Qb1+ 31. Kh2 d4 32. Rd2 d3 33. Qd1 Qb5 34. a4 Qd5 35. Qb1 Qe4 36. Rd1 Bb4 37. Kg1 Qe2 38. Rf1 d2 39. Qd1 Qd3 40. g3 Rc8 41. Kg2 Rc1 42. Qxc1 dxc1Q 43. Rxc1 Qa6 44. g4 Qxa4 45. Rc4 Qb5 46. Re4 Be7 47. Nd4 Qd5 48. f3 1/2-1/2

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.08.02"]
[Round "5.1"]
[White "Guillaume, Jude Mirvens"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2022"]
[BlackElo "2431"]
[PlyCount "62"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Haiti"]
[BlackTeam "Panama"]
[WhiteTeamCountry "HAI"]
[BlackTeamCountry "PAN"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Bd3 d6 5. h3 0-0 6. Nf3 Nbd7 7. c3 Qe8 8. e4 e5 9. dxe5 dxe5 10. Be3 Qe7 11. Nbd2 Nc5 12. Bc2 Rd8 13. Qe2 a5 14. Qb5 Nfd7 15. b4 axb4 16. cxb4 Ne6 17. 0-0 c6 18. Qc4 Nd4 19. Nxd4 exd4 20. Bxd4 Ne5 21. Bxe5 Bxe5 22. Nb3 Be6 23. Qc5 Qxc5 24. Nxc5 Bxa1 25. Rxa1 Rxa2 26. Rxa2 Bxa2 27. Nxb7 Rb8 28. Nd6 Rxb4 29. f3 c5 30. e5 c4 31. Be4 c3 0-1

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.07.31"]
[Round "3.1"]
[White "Yang, Ching Wei Austin"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2172"]
[BlackElo "2431"]
[PlyCount "67"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Chinese Taipei"]
[BlackTeam "Panama"]
[WhiteTeamCountry "TPE"]
[BlackTeamCountry "PAN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. g4 h6 10. 0-0-0 Bb7 11. a3 Rc8 12. Be2 Nb6 13. h4 Nfd7 14. Nb3 Nc4 15. Bxc4 Rxc4 16. Bf4 e5 17. Be3 Qc7 18. Kb1 Be7 19. g5 hxg5 20. hxg5 Rxh1 21. Rxh1 g6 22. Nd5 Bxd5 23. exd5 Ra4 24. f4 b4 25. Rh8+ Bf8 26. axb4 Qc4 27. fxe5 Nxe5 28. Bd4 Qf1+ 29. Nc1 Nc4 30. Qe2+ Kd7 31. b3 Ra1+ 32. Bxa1 Na3+ 33. Ka2 Qxc1 34. Bb2 1-0

[Event "Olympiad-44"]
[Site "Chennai"]
[Date "2022.07.30"]
[Round "2.1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Amin, Bassem"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2431"]
[BlackElo "2680"]
[PlyCount "65"]
[EventDate "2022.07.29"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "IND"]
[SourceTitle "CBM 210"]
[Source "ChessBase"]
[SourceDate "2022.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.31"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Egypt"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "EGY"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 Nbd7 6. Be3 e5 7. d5 h5 8. Qd2 Nc5 9. f3 h4 10. Bg5 Rh5 11. b4 Ncd7 12. a3 a5 13. Rb1 axb4 14. axb4 c5 15. Nb5 Ra6 16. Be3 Bf8 17. Bd3 cxb4 18. Qxb4 Nc5 19. Bxc5 dxc5 20. Qb2 Bh6 21. Kf2 Kf8 22. Ne2 Ne8 23. Rhd1 Bd7 24. Bc2 Kg8 25. Ra1 Qf6 26. Rxa6 Qxa6 27. d6 Bf8 28. Nc7 Qc6 29. Nxe8 Bxe8 30. Nc3 Bxd6 31. Ba4 b5 32. Bxb5 Qb6 33. Nd5 1-0

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.25"]
[Round "9"]
[White "Ibarra Chami, Luis Fernando"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2442"]
[BlackElo "2428"]
[PlyCount "28"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Bd3 0-0 8. Nge2 bxc4 9. Bxc4 exd5 10. Bxd5 Nxd5 11. Qxd5 Be6 12. Qd1 d5 13. exd5 Bxd5 14. 0-0 Bc4 1/2-1/2

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.24"]
[Round "7"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "2468"]
[BlackElo "2428"]
[PlyCount "84"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 0-0 11. Bc4 Nd7 12. 0-0 b6 13. a4 Bb7 14. Rfe1 h6 15. h3 Nf6 16. Bd3 Qc7 17. a5 a6 18. Rec1 Qd8 19. axb6 Nxe4 20. Qb2 Nf6 21. Ne5 Nd5 22. Be4 Rb8 23. Bxd5 Bxd5 24. Rxa6 Qg5 25. Ng4 f5 26. Ne3 Bb7 27. Ra5 Qg6 28. f4 Be4 29. Rb5 Rb7 30. Rc7 Rfb8 31. Kh2 Qe8 32. Rxb7 Rxb7 33. Nc4 Bd3 34. Qb3 Qc6 35. Rc5 Qe4 36. Qb2 Qxf4+ 37. g3 Qf1 38. Ne3 Rxb6 39. Qg2 Qb1 40. Qa8+ Kh7 41. Rc8 Rb2+ 42. Ng2 Rxg2+ 0-1

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.24"]
[Round "8"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Duran Vega, Sergio"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2428"]
[BlackElo "2368"]
[PlyCount "67"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 c6 7. e3 h6 8. Bf4 Nh5 9. Be5 Nxe5 10. Nxe5 Nf6 11. Bd3 Be7 12. f4 Qb6 13. Rb1 Nd7 14. Nf3 Nf6 15. h3 0-0 16. 0-0 Re8 17. Qc2 c5 18. a3 Bd7 19. Qf2 a6 20. Rfd1 Rad8 21. Ne5 Bc6 22. b4 cxd4 23. exd4 Ne4 24. Bxe4 dxe4 25. d5 e3 26. Qe2 Bd7 27. d6 Bh4 28. Nd5 Bf2+ 29. Kh1 Qb5 30. Ne7+ Kf8 31. Qc2 g6 32. Qc3 Bf5 33. Qc2 Bd7 34. Qc3 1-0

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.23"]
[Round "6"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2531"]
[BlackElo "2428"]
[PlyCount "61"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Qg3 b4 13. Nd5 exd5 14. exd5 Kd8 15. Nc6+ Bxc6 16. dxc6 Qxc6 17. Bxf6 Nxf6 18. Qxg7 Re8 19. Qxf7 Ra7 20. Rxe7 Raxe7 21. Qxf6 Qc5 22. Bxa6 Kc7 23. Qd4 Qxd4 24. Rxd4 Re4 25. Rxe4 Rxe4 26. g3 Re1+ 27. Kd2 Rh1 28. Ke3 Rxh2 29. Bd3 h5 30. f5 d5 31. a4 1/2-1/2

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.22"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2428"]
[BlackElo "2563"]
[PlyCount "69"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 dxc4 8. Bxc4 Bd6 9. Nb5 Bd7 10. Nxd6 cxd6 11. Qa3 Ne4 12. Bd3 f5 13. 0-0 Qb6 14. Be1 a5 15. Qb3 Qxb3 16. axb3 Rfc8 17. Nd2 d5 18. Nxe4 fxe4 19. Bb5 b6 20. Bxc6 Bxc6 21. Bd2 Bb5 22. Rfc1 Bd3 23. Rxc8+ Rxc8 24. Rc1 Rxc1+ 25. Bxc1 Bc2 26. b4 axb4 27. Bd2 b3 28. f4 Kf7 29. Kf2 Ke8 30. Bb4 Kd7 31. Ke1 Bd3 32. Bf8 g6 33. g4 h5 34. g5 Kc6 35. Kd2 1/2-1/2

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.22"]
[Round "4"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Mesa Cruz, Juan Carlos"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2428"]
[BlackElo "1994"]
[PlyCount "77"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Nf3 d5 6. Bg5 c5 7. dxc5 d4 8. 0-0-0 e5 9. Nd5 Bxc5 10. Nxe5 Qd6 11. Bxf6 gxf6 12. Nf3 b5 13. Nxd4 bxc4 14. Nb5 Qe5 15. e4 Na6 16. f4 Qe6 17. Bxc4 Bb7 18. Ndc7 Qxe4 19. Qxe4 Bxe4 20. Rhe1 Nxc7 21. Nxc7 Rac8 22. Rxe4 Rxc7 23. b3 Ba3+ 24. Kc2 a5 25. Rd5 Rc5 26. Rd7 Rfc8 27. Kd3 R5c7 28. Bxf7+ Kf8 29. Rxc7 Rxc7 30. Be6 Rc6 31. Bd5 Rc1 32. Ra4 Bb4 33. a3 Rd1+ 34. Ke2 Rd2+ 35. Ke3 Bc3 36. Rc4 Rxd5 37. Rxc3 f5 38. b4 a4 39. Rc5 1-0

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.20"]
[Round "1"]
[White "Mora Munoz, Alejandro"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1998"]
[BlackElo "2428"]
[PlyCount "82"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. Kb1 b5 12. g4 Nb6 13. h4 b4 14. Bxb6 Qxb6 15. Nd5 Bxd5 16. exd5 a5 17. Nc1 Rac8 18. Bd3 Rc5 19. Nb3 Rc7 20. Rh2 a4 21. Nc1 a3 22. b3 Qd4 23. c4 bxc3 24. Qc2 Qc5 25. Be4 Nxe4 26. fxe4 Qe3 27. Rf1 Rb8 28. Rhf2 Bxh4 29. Rf3 Qd2 30. Rd3 Qxc2+ 31. Kxc2 Rb4 32. Rxc3 Rxc3+ 33. Kxc3 Rxe4 34. b4 Be1+ 35. Kb3 Bxb4 36. Nd3 Ba5 37. Rc1 h5 38. gxh5 Rd4 39. Rc8+ Kh7 40. Nc1 f5 41. Kxa3 Rxd5 0-1

[Event "San Pedro de Macoris zt 2.3"]
[Site "San Pedro de Macoris"]
[Date "2022.03.20"]
[Round "2"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Argote Heredia, Valentina"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "2428"]
[BlackElo "2193"]
[PlyCount "37"]
[EventDate "2022.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DOM"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 b5 7. Bd3 Bb7 8. a4 b4 9. Nbd2 c5 10. e4 Nc6 11. e5 Nd5 12. Nc4 Nxd4 13. Nxd4 cxd4 14. a5 Be7 15. Qg4 g6 16. Bh6 Rc8 17. Rfd1 Rc5 18. Qxd4 Qb8 19. Nd6+ 1-0

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.19"]
[Round "9"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Rodriguez Vila, Andres"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2407"]
[BlackElo "2461"]
[PlyCount "61"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Nf3 0-0 5. Qc2 d6 6. g3 c5 7. dxc5 dxc5 8. Bd2 Nc6 9. a3 Ba5 10. e3 e5 11. Bg2 Be6 12. b3 Qc8 13. 0-0 Rd8 14. Rfd1 Bf5 15. Qb2 Bg4 16. Nd5 Bxd2 17. Rxd2 Qf5 18. Nh4 Qh5 19. h3 Be6 20. Rad1 Rdc8 21. f4 Nd7 22. Nc3 exf4 23. exf4 Nb6 24. Ne4 Rab8 25. Bf3 Qh6 26. Nxc5 Bxh3 27. Rd6 Be6 28. Bxc6 bxc6 29. Nf5 Bxf5 30. Rxh6 gxh6 31. Qf6 1-0

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.18"]
[Round "8"]
[White "Gonzalez Zamora, Juan Carlos"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2544"]
[BlackElo "2407"]
[PlyCount "67"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. dxc5 e6 6. Nbd2 Bxc5 7. a3 Bd6 8. Bg5 h6 9. Bh4 0-0 10. c4 Be7 11. Rc1 a6 12. Bd3 dxc4 13. Bxc4 Nh5 14. Bxe7 Qxe7 15. 0-0 Rd8 16. Be2 e5 17. Qc2 Nf6 18. Nc4 Bg4 19. h3 Bh5 20. Rfd1 e4 21. Nh2 Bxe2 22. Qxe2 Rxd1+ 23. Rxd1 b5 24. Nd2 Qe6 25. Nhf1 Rd8 26. Nb1 Rxd1 27. Qxd1 Nd5 28. Nbd2 f5 29. Nb3 Nce7 30. Ng3 f4 31. exf4 e3 32. Qf3 exf2+ 33. Qxf2 Nxf4 34. Qxf4 1/2-1/2

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.17"]
[Round "7"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2407"]
[BlackElo "2552"]
[PlyCount "57"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 Be7 7. e3 0-0 8. Qc2 a6 9. cxd5 exd5 10. Bd3 b6 11. 0-0 Bb7 12. Rad1 Re8 13. Ne5 Nxe5 14. dxe5 Ng4 15. Bg3 Bh4 16. Bxh4 Qxh4 17. h3 Nxe5 18. Nxd5 Nxd3 19. Rxd3 Qg5 20. Rfd1 c5 21. e4 Bxd5 22. exd5 Qf5 23. d6 Qd7 24. Rb3 Rab8 25. Qc4 Re6 26. Rbd3 Qb5 27. Qf4 Qxb2 28. d7 Qb5 29. Qc4 1/2-1/2

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.16"]
[Round "6"]
[White "Alonso Rosell, Alvar"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2570"]
[BlackElo "2407"]
[PlyCount "66"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 0-0 11. Nb3 Be7 12. c4 Bd7 13. Bb2 Rfd8 14. Nfd4 Rac8 15. Nb5 b6 16. Nd6 Bxd6 17. Rxd6 Be8 18. Rxd8 Nxd8 19. Rc1 Bc6 20. c5 Bxg2 21. Kxg2 Nd7 22. cxb6 Rxc1 23. Nxc1 axb6 24. Nd3 Nc6 25. Kf3 f6 26. Ke4 b5 27. Bc3 Kf7 28. g4 g6 29. f3 Nb6 30. Nb4 f5+ 31. Kd3 Nxb4+ 32. Bxb4 e5 33. Ba5 Nd5 1/2-1/2

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.15"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Guerrero Rodriguez, Alejandra"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2407"]
[BlackElo "2019"]
[PlyCount "93"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. e4 Nf6 4. Nc3 g6 5. Bb5+ Nfd7 6. a4 Bg7 7. Nf3 0-0 8. 0-0 Na6 9. Re1 Nc7 10. Bf1 a6 11. Bf4 Rb8 12. a5 b5 13. axb6 Nxb6 14. Qd2 Nb5 15. Nxb5 axb5 16. Bh6 Bg4 17. Bxg7 Kxg7 18. Bxb5 Bxf3 19. Qc3+ f6 20. Qxf3 Nxd5 21. exd5 Rxb5 22. b3 Qd7 23. Ra4 Rf7 24. Rae4 Qb7 25. R1e3 Ra5 26. Qd1 Qa7 27. Re1 Ra2 28. h4 h5 29. Re6 Qb7 30. R1e3 Qb4 31. R6e4 Qa3 32. Kh2 Qb2 33. Rxe7 Qxc2 34. Qe1 Ra7 35. Rxa7 Rxa7 36. Re7+ Rxe7 37. Qe4 Re6 38. Qxe6 Qe4 39. Qxd6 Qxh4+ 40. Kg1 Qe4 41. Qxc5 Qe1+ 42. Kh2 Qe5+ 43. g3 h4 44. Qc8 Qxd5 45. Qc4 Qf3 46. Qd4 Kg8 47. b4 1-0

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.14"]
[Round "4"]
[White "Santos Latasa, Jaime"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2640"]
[BlackElo "2407"]
[PlyCount "67"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nb3 Be7 8. Rg1 h5 9. h3 Be6 10. Qf3 d5 11. Nxd5 Bxd5 12. 0-0-0 Nxe4 13. Bc4 Nd2 14. Qxd5 Qxd5 15. Bxd5 Nxb3+ 16. axb3 Nc6 17. c3 Rc8 18. Kb1 h4 19. Rd2 0-0 20. Rgd1 Rfd8 21. Bb6 Re8 22. Be4 g6 23. Rd7 Rb8 24. b4 Kg7 25. Bd5 f5 26. f3 Kf6 27. Kc2 Kg5 28. Be3+ Kf6 29. Rxb7 Rxb7 30. Bxc6 Rbb8 31. Bxe8 Rxe8 32. Ra1 Ra8 33. b5 a5 34. Ra4 1-0

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.13"]
[Round "2"]
[White "Fernandez Sanchez, Mario Andres"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2093"]
[BlackElo "2407"]
[PlyCount "52"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nf3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Rb1 Qc3 8. Bb5 e6 9. 0-0 Be7 10. e4 Qxc5 11. Be3 Qa3 12. e5 Nd7 13. c4 0-0 14. Bf4 Nc5 15. Re1 Bd7 16. Bg5 Bxg5 17. Nxg5 h6 18. Re3 Qxa2 19. Nb3 Nxb3 20. Rbxb3 hxg5 21. Ra3 Qb2 22. Bxc6 Bxc6 23. h4 dxc4 24. Qh5 Rfd8 25. Qxg5 Rd1+ 26. Kh2 Qxf2 0-1

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.13"]
[Round "3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Cori, Jorge Moise"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2407"]
[BlackElo "2650"]
[PlyCount "53"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

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. Ne5 Bxe5 10. Bxe5 Nxe5 11. dxe5 Nd7 12. f4 Qb6 13. Qd2 Nc5 14. Rc1 Qxb2 15. Bc2 Bd7 16. 0-0 Rc8 17. Qd4 Qa3 18. f5 exf5 19. Nxd5 Ne6 20. Qd2 Rd8 21. Bxf5 0-0 22. Rc3 Qa5 23. Bxh7+ Kh8 24. e4 Rc8 25. Rfc1 Rxc3 26. Rxc3 Rd8 27. Bf5 1-0

[Event "Iberoamerican-ch 8th"]
[Site "Mexico City"]
[Date "2022.02.12"]
[Round "1"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Alvidres Aguirre, Genaro"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2407"]
[BlackElo "1880"]
[PlyCount "45"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 e6 5. d4 d5 6. dxc5 dxc4 7. Qxd8+ Kxd8 8. Bxc4 Bxc5 9. b3 Nf6 10. Bb2 Bb4 11. 0-0 Bxc3 12. Bxc3 Ke7 13. Rfd1 Rd8 14. Rxd8 Nxd8 15. Ne5 Bd7 16. Rd1 Bc6 17. Bb4+ Ke8 18. Bf1 a6 19. Nc4 Bd5 20. Nb6 Ra7 21. f3 Nd7 22. Nxd7 Kxd7 23. e4 1-0

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.29"]
[Round "7.5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Cardenas Carbajal, Nilson"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "2394"]
[BlackElo "2088"]
[PlyCount "57"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Honduras"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "HON"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 c5 8. Qxc5 Bg4 9. Be3 Nc6 10. d5 Bxf3 11. gxf3 Ne5 12. Be2 Qd7 13. f4 Neg4 14. Bd4 a6 15. h3 Rac8 16. Qb6 Nh6 17. Rd1 Rfd8 18. Kf1 Rc7 19. Be5 Rcc8 20. Bf3 Rxc3 21. bxc3 Rc8 22. Rb1 Qa4 23. Qb3 Qa5 24. Qxb7 Rxc3 25. Bxc3 Qxc3 26. Qb8+ Bf8 27. Kg2 Qc2 28. Rhc1 Qd2 29. Rc8 1-0

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "5.5"]
[White "Chavez, Ricardo Ernesto"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2242"]
[BlackElo "2394"]
[PlyCount "92"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "El Salvador"]
[BlackTeam "Panama"]
[WhiteTeamCountry "ESA"]
[BlackTeamCountry "PAN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 g6 7. 0-0 Bg7 8. Bg5 h6 9. Bh4 0-0 10. Qd2 Nbd7 11. Kh1 Qc7 12. f4 b5 13. Rae1 e5 14. fxe5 dxe5 15. Nb3 Bb7 16. a3 Rae8 17. Rf3 Nh5 18. Nd5 Bxd5 19. exd5 Nb6 20. c3 Qd6 21. Bf2 Rc8 22. Bf1 f5 23. Bxb6 Qxb6 24. d6 e4 25. Rh3 Rcd8 26. c4 Rxd6 27. Qc2 bxc4 28. Bxc4+ Kh8 29. Rhe3 Rc8 30. Qe2 Rdc6 31. Bf7 Rc2 32. Qf1 Rxb2 33. Nc1 Rb1 34. R3e2 Rc7 35. Ba2 Ra1 36. Rd1 Qc6 37. Nb3 Rxd1 38. Qxd1 Rd7 39. Rd2 Rxd2 40. Qxd2 Qc3 41. Qd1 Nf4 42. Nc1 Nd3 43. Nxd3 exd3 44. Bb3 a5 45. g3 Qc6+ 46. Kg1 Bd4+ 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "6.1"]
[White "Machin Rivera, Mark"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2341"]
[BlackElo "2394"]
[PlyCount "58"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Puerto Rico"]
[BlackTeam "Panama"]
[WhiteTeamCountry "PUR"]
[BlackTeamCountry "PAN"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. e3 Nc6 5. Ne2 e5 6. 0-0 Nge7 7. Nbc3 d6 8. d3 0-0 9. b3 Be6 10. Nd5 Qd7 11. Bb2 Bh3 12. Qd2 Bxg2 13. Kxg2 Nxd5 14. cxd5 Ne7 15. e4 b5 16. f4 f6 17. fxe5 fxe5 18. Rxf8+ Rxf8 19. Rf1 Rxf1 20. Kxf1 Qh3+ 21. Kg1 Bh6 22. Qe1 c4 23. bxc4 bxc4 24. dxc4 Be3+ 25. Kh1 Qg4 26. Kg2 Qxe4+ 27. Kh3 g5 28. Qf1 g4+ 29. Kh4 Qg6 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.28"]
[Round "4.2"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Martinez Reyes, Pedro Ramon"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2394"]
[BlackElo "2409"]
[PlyCount "110"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Venezuela"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "VEN"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. e3 Nc6 7. Nge2 h5 8. 0-0 h4 9. d4 exd4 10. Nxd4 Nxd4 11. exd4 Be7 12. Re1 0-0 13. Bf4 Bg5 14. Qd2 Bxf4 15. Qxf4 h3 16. Bf3 Be6 17. Bxb7 Rb8 18. Bf3 Nd5 19. Nxd5 Bxd5 20. b3 Bxf3 21. Qxf3 Qxd4 22. Qh5 Qd7 23. Rad1 Rbe8 24. Rf1 Qe6 25. Rd4 Qe5 26. Rh4 Qxh5 27. Rxh5 Re2 28. Rxh3 Rxa2 29. g4 Rb8 30. Rc3 a5 31. Rd1 Rb4 32. h3 Rf4 33. Rf1 Rb2 34. Kg2 Rb4 35. Ra1 R2xb3 36. Rxb3 Rxb3 37. Rxa5 Rc3 38. Ra8+ Kh7 39. h4 Kg6 40. f3 f5 41. Kg3 fxg4 42. Kxg4 Rc4+ 43. f4 Rc1 44. Ra6+ c6 45. h5+ Kh6 46. Ra7 Rg1+ 47. Kh4 Rh1+ 48. Kg4 Rxh5 49. Rxg7 Kxg7 50. Kxh5 c5 51. Kg4 c4 52. Kf3 Kf6 53. Ke4 c3 54. Kd3 Kf5 55. Kxc3 Kxf4 1/2-1/2

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.27"]
[Round "1.3"]
[White "Anquandah, Francis Eric"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1965"]
[BlackElo "2394"]
[PlyCount "84"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Ghana"]
[BlackTeam "Panama"]
[WhiteTeamCountry "GHA"]
[BlackTeamCountry "PAN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Bb5+ Nc6 5. Nxd4 Bd7 6. Nc3 g6 7. Be3 Nf6 8. f3 Bg7 9. Qd2 0-0 10. 0-0-0 Rc8 11. h4 h5 12. Be2 Ne5 13. Kb1 Nc4 14. Bxc4 Rxc4 15. Nb3 Qc7 16. Bh6 Bxh6 17. Qxh6 Rxc3 18. bxc3 Qxc3 19. Qd2 Qc7 20. g4 hxg4 21. h5 Rc8 22. hxg6 fxg6 23. Rc1 gxf3 24. Qg5 Kf7 25. Rh6 Rg8 26. Qf4 Bg4 27. Rh7+ Rg7 28. Rxg7+ Kxg7 29. Re1 e5 30. Qe3 Qb6 31. Qxb6 axb6 32. Nd2 g5 33. Rf1 d5 34. Nxf3 Bxf3 35. Rxf3 Nxe4 36. Kc1 g4 37. Rf1 Kg6 38. a3 Kg5 39. Kd1 g3 40. Ke1 Kg4 41. Ke2 g2 42. Rb1 Nc3+ 0-1

[Event "Online Olym Div3 E"]
[Site "Chess.com INT"]
[Date "2021.08.27"]
[Round "2.3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Ortiz, Marcos"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2394"]
[BlackElo "2252"]
[PlyCount "67"]
[EventDate "2021.08.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Panama"]
[BlackTeam "Nicaragua"]
[WhiteTeamCountry "PAN"]
[BlackTeamCountry "NCA"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. h3 e5 7. d5 a5 8. g4 h5 9. g5 Nfd7 10. Be3 Na6 11. Nd2 Nac5 12. a3 a4 13. Qc2 c6 14. 0-0-0 Qa5 15. Kb1 Re8 16. Rg1 Bf8 17. Be2 Be7 18. Rdf1 Nb6 19. f4 exf4 20. Rxf4 Nbd7 21. Bxh5 Ne5 22. Be2 Bd7 23. h4 b5 24. dxc6 Bxc6 25. cxb5 Bb7 26. Nc4 Qd8 27. Bxc5 dxc5 28. Nxe5 Qc7 29. Bc4 Qxe5 30. Rxf7 Kh8 31. h5 Qd4 32. Rh1 Qxc4 33. hxg6+ Kg8 34. Rh8+ 1-0

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.05"]
[Round "8"]
[White "Lapan, Dan"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2220"]
[BlackElo "2409"]
[PlyCount "60"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 g6 5. c4 Bg7 6. Nc3 Nf6 7. f3 0-0 8. Be3 d6 9. Rc1 Be6 10. Qd2 a6 11. b3 Qa5 12. Nge2 b5 13. Nf4 b4 14. Na4 Nd7 15. Nd3 Rac8 16. Bh6 Rfd8 17. Bxg7 Kxg7 18. Ndb2 Nc5 19. Bd3 Ne5 20. Bc2 Nxa4 21. Nxa4 Bd7 22. a3 Bxa4 23. axb4 Qb6 24. bxa4 Nxc4 25. Qc3+ Ne5 26. Qd2 Rc4 27. Rb1 Rdc8 28. a5 Qa7 29. Rb2 Rd4 30. Qf2 Rd1+ 0-1

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.05"]
[Round "9"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Chen, Justin"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "2409"]
[BlackElo "2247"]
[PlyCount "98"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 0-0 5. Bg2 d5 6. a3 Be7 7. Nf3 dxc4 8. Ne5 Nc6 9. Bxc6 bxc6 10. Nxc6 Qe8 11. Nxe7+ Qxe7 12. Qa4 c5 13. Qxc4 cxd4 14. Qxd4 e5 15. Qh4 Qe6 16. 0-0 Bb7 17. e4 Rac8 18. Be3 a5 19. f3 h6 20. g4 Rfd8 21. Rad1 Ba6 22. Rfe1 Bc4 23. Qf2 Bb3 24. Rxd8+ Rxd8 25. Bb6 Ra8 26. Re2 Nd7 27. Be3 Ra6 28. Rd2 Rd6 29. Kf1 Nf8 30. Rxd6 Qxd6 31. Bc5 Qa6+ 32. Ke1 Ne6 33. Be3 Kh7 34. Qd2 Qc6 35. h4 Bc4 36. Nd5 Ba6 37. Kf2 Qc4 38. Kg3 Qf1 39. Qf2 Qd3 40. Qd2 Qf1 41. Bf2 g5 42. Qe1 gxh4+ 43. Kh2 Ng5 44. Qxf1 Bxf1 45. Bxh4 Nxf3+ 46. Kg3 Nd2 47. Kf2 Bb5 48. Nc3 Bc6 49. b4 axb4 1/2-1/2

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.04"]
[Round "7"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Zhao, Erick"]
[Result "1-0"]
[ECO "D96"]
[WhiteElo "2409"]
[BlackElo "2037"]
[PlyCount "77"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 a6 7. Bf4 c6 8. Qb3 0-0 9. e4 b5 10. Rd1 Qa5 11. Bd2 b4 12. Na4 Be6 13. Qxb4 Qxb4 14. Bxb4 Nxe4 15. b3 Nd6 16. Nb6 Ra7 17. Be2 Rb7 18. Ba5 Bd5 19. 0-0 Bxf3 20. Bxf3 Nf5 21. d5 Nd4 22. Be4 cxd5 23. Bxd5 Nbc6 24. Bxc6 Nxc6 25. Nc4 Nd4 26. Rfe1 Rd7 27. Kf1 e6 28. Bb6 Rb8 29. Re4 e5 30. Rxe5 Bxe5 31. Nxe5 Rd5 32. Bxd4 Rbd8 33. Nc6 R8d7 34. Ke2 R5d6 35. Ne5 Re6 36. Bb2 Rde7 37. Rd8+ Kg7 38. Kd3 Rxe5 39. f4 1-0

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.04"]
[Round "6"]
[White "Tian, Eddy"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2226"]
[BlackElo "2409"]
[PlyCount "69"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Nc3 a6 6. Qb3 Ra7 7. a4 b6 8. Bd2 e6 9. Nh4 Be4 10. Nxe4 dxe4 11. g3 c5 12. a5 bxa5 13. Bxa5 Qc8 14. d5 Be7 15. Bh3 0-0 16. Qb6 Rb7 17. dxe6 Rxb6 18. exf7+ Kxf7 19. Bxc8 Rxb2 20. Bh3 Nc6 21. 0-0 Rc2 22. Rfb1 Nxa5 23. Rxa5 g6 24. Rxa6 Rd8 25. Be6+ Kf8 26. Rb7 Rd1+ 27. Kg2 Rdd2 28. Ra8+ Ne8 29. Rbb8 Rxf2+ 30. Kh3 h5 31. Rxe8+ Kg7 32. Rxe7+ Kh6 33. g4 Rce2 34. Ra3 Kg5 35. Kg3 1-0

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.03"]
[Round "5"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Woodward, Andy"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "2409"]
[BlackElo "2196"]
[PlyCount "101"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Rc1 Nxc3 9. bxc3 Ba3 10. Rc2 h6 11. Bh4 b6 12. Bd3 Ba6 13. 0-0 Bxd3 14. Qxd3 0-0 15. e4 Rfe8 16. c4 Bf8 17. Bg3 Rad8 18. e5 b5 19. Rb1 bxc4 20. Qxc4 c5 21. dxc5 Nxc5 22. h3 Rb8 23. Rcb2 Rxb2 24. Rxb2 Rd8 25. Rb5 Qc7 26. Bf4 Rb8 27. Be3 Rxb5 28. Qxb5 a6 29. Qe8 Qd7 30. Qa8 Qb7 31. Qxb7 Nxb7 32. Kf1 Bc5 33. Ke2 Kf8 34. Bxc5+ Nxc5 35. Ke3 Ke7 36. Kd4 Nb7 37. Kc4 Kd7 38. Nd4 Na5+ 39. Kc5 Kc7 40. f4 Nb7+ 41. Kb4 Kb6 42. f5 Nc5 43. fxe6 Nxe6 44. Nxe6 fxe6 45. h4 g5 46. hxg5 hxg5 47. g3 a5+ 48. Kc4 Kc6 49. a4 Kb6 50. Kd4 Kc6 51. Kc4 1/2-1/2

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.03"]
[Round "4"]
[White "Turgut, Tansel"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2211"]
[BlackElo "2409"]
[PlyCount "42"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Bg4 5. c3 cxd4 6. exd4 e6 7. Qb3 Bd6 8. Bxd6 Qxd6 9. Nbd2 Nge7 10. Bd3 0-0 11. 0-0 a6 12. a4 f6 13. Rfe1 Kh8 14. c4 dxc4 15. Bxc4 Nf5 16. Rxe6 Qd7 17. Qa3 Rad8 18. d5 Nce7 19. h3 Bxf3 20. Nxf3 Nxd5 21. Bxd5 Qxd5 1/2-1/2

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.02"]
[Round "2"]
[White "Chiu, Isaac"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2194"]
[BlackElo "2409"]
[PlyCount "67"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. a3 d6 6. Rb1 a5 7. d3 e5 8. Nf3 Nge7 9. 0-0 0-0 10. Ne1 Be6 11. Bg5 f6 12. Be3 Qd7 13. Nc2 Bh3 14. b4 Bxg2 15. Kxg2 axb4 16. axb4 b6 17. Qd2 Nd4 18. f3 h6 19. Bf2 Qc6 20. Ne3 Ra7 21. Ned5 Nxd5 22. Nxd5 Nf5 23. bxc5 bxc5 24. Ra1 Rfa8 25. Qb2 Rxa1 26. Rxa1 Rxa1 27. Qxa1 Qd7 28. Qa8+ Kf7 29. Nc3 Ne7 30. Nb5 Nc6 31. Qb7 Ke7 32. Qa8 Kf7 33. Qb7 Ke7 34. Nc7 1/2-1/2

[Event "World op 49th"]
[Site "Philadelphia"]
[Date "2021.07.02"]
[Round "3"]
[White "Sanchez Alvarez, Roberto Carlos"]
[Black "Ghazarian, Kirk Vagho"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2409"]
[BlackElo "2220"]
[PlyCount "82"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Qc2 Nbd7 6. Bd2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qc2 c5 11. Nf3 cxd4 12. Nxd4 Be7 13. Bc3 Bd7 14. 0-0-0 Qc7 15. Kb1 0-0 16. Bd3 Kh8 17. Qe2 a5 18. Nf5 exf5 19. Qxe7 Rae8 20. Qa3 Ne4 21. Bxe4 fxe4 22. Bxa5 b6 23. Bb4 Ra8 24. Bxf8 Rxa3 25. Bxa3 h6 26. Ka1 Be6 27. b3 b5 28. cxb5 Qa5 29. Kb2 Qxb5 30. Rhe1 Qe5+ 31. Kb1 e3 32. Bb2 Qf5+ 33. Ka1 exf2 34. Rf1 Qc2 35. Bd4 Bd5 36. Rc1 Qd2 37. Rcd1 Qe2 38. Rc1 Qe4 39. Rcd1 Qe2 40. Rc1 Qd2 41. Bc3 Qe2 1/2-1/2

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Aspiazu Sibri, Marlon Steven"]
[Black "Sanchez Alvarez, Roberto Carlos"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1957"]
[BlackElo "2409"]
[PlyCount "69"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. e4 d6 4. g3 g6 5. Bg2 Bg7 6. Nge2 0-0 7. 0-0 e5 8. d3 Nbd7 9. h3 a6 10. a4 a5 11. Be3 Nc5 12. f4 exf4 13. gxf4 Re8 14. Ng3 Ncd7 15. Qd2 b6 16. d4 Qc7 17. Qc2 Ba6 18. b3 Re6 19. f5 Re7 20. Rad1 Rae8 21. Bf4 Nh5 22. Nxh5 gxh5 23. Rfe1 Bb7 24. Qf2 Nf6 25. Qg3 Rd7 26. Bh6 Ng4 27. Bxg7 Kxg7 28. hxg4 hxg4 29. Qxg4+ Kh8 30. Kf2 Rg8 31. Qh4 f6 32. Qxf6+ Rdg7 33. Rh1 Qd7 34. Rxh7+ Kxh7 35. Rh1# 1-0

