[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.09"]
[Round "9"]
[White "Alvarez Ruiz, Esteban"]
[Black "Gutierrez Espinosa, Karen"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2145"]
[BlackElo "2084"]
[PlyCount "77"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 e6 5. Bg2 d5 6. cxd5 exd5 7. d4 c4 8. 0-0 Be7 9. Bg5 0-0 10. Ne5 Be6 11. f4 Nxe5 12. fxe5 Ng4 13. Bxe7 Qxe7 14. Qd2 Qd7 15. h3 Nh6 16. g4 b5 17. a3 a5 18. e4 dxe4 19. Nxe4 Rad8 20. Rad1 Qc7 21. Nd6 Rxd6 22. exd6 Qxd6 23. Qxa5 Bxg4 24. hxg4 Nxg4 25. Rf3 Qh2+ 26. Kf1 Qh6 27. Qd2 Nh2+ 28. Kf2 Qh4+ 29. Kg1 Nxf3+ 30. Bxf3 f5 31. d5 Qg3+ 32. Bg2 f4 33. d6 f3 34. d7 f2+ 35. Kf1 Qh2 36. Qd5+ Kh8 37. d8Q Qg1+ 38. Ke2 f1Q+ 39. Rxf1 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.08"]
[Round "8"]
[White "Mogollon Tobar, Nicolle Juliet"]
[Black "Alvarez Ruiz, Esteban"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1982"]
[BlackElo "2145"]
[PlyCount "120"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 Nbd7 6. Qd2 b5 7. g4 Nb6 8. b3 a6 9. h4 h5 10. g5 Nfd7 11. Nge2 Bg7 12. f4 d5 13. f5 b4 14. Nd1 dxe4 15. fxg6 fxg6 16. Nf4 Nf8 17. Qxb4 Nd5 18. Nxd5 cxd5 19. Nc3 Ne6 20. 0-0-0 0-0 21. Be2 a5 22. Qb5 Ba6 23. Qa4 Bxe2 24. Nxe2 Rf3 25. Bg1 Qe8 26. Qxe8+ Rxe8 27. Kd2 Ref8 28. Be3 Nd8 29. c3 Nc6 30. a3 a4 31. b4 Na7 32. Ng1 R3f7 33. c4 dxc4 34. Rc1 Nb5 35. Rxc4 e5 36. d5 Rd7 37. Rc5 Nxa3 38. Ne2 Rb8 39. Ra1 Nb5 40. Rxa4 Bf8 41. Nc3 Bxc5 42. Bxc5 Nxc3 43. Kxc3 Rxd5 44. Ra6 Kf7 45. Rf6+ Kg7 46. Re6 Rbd8 47. Re7+ Kg8 48. Re6 Rd3+ 49. Kc4 Rh3 50. Rxg6+ Kf7 51. Rf6+ Kg7 52. Re6 Rxh4 53. Rxe5 Rg4 54. b5 h4 55. Re7+ Kg6 56. Re6+ Kf5 57. Re7 e3+ 58. Kb3 Re4 59. Rf7+ Kg6 60. Rf1 e2 0-1

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.07"]
[Round "7"]
[White "Alvarez Ruiz, Esteban"]
[Black "Perez Alvarado, Lorenzo Alberto"]
[Result "0-1"]
[ECO "E08"]
[WhiteElo "2145"]
[BlackElo "1845"]
[PlyCount "88"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Qc2 Nbd7 8. b3 b6 9. Rd1 Bb7 10. Nc3 Qc8 11. e4 dxe4 12. Ng5 Rd8 13. Ngxe4 Nxe4 14. Nxe4 Nf6 15. Nc3 Rd7 16. Bb2 Qd8 17. Ne2 b5 18. Nf4 Qf8 19. Nd3 c5 20. Bxb7 Rxb7 21. dxc5 Bxc5 22. cxb5 Ba3 23. Bxf6 gxf6 24. Qc3 Rxb5 25. Qxf6 Rf5 26. Qh4 Be7 27. Qe4 Bg5 28. h4 Bh6 29. b4 Rd8 30. Nc5 Rfd5 31. Rxd5 exd5 32. Qf5 Qe7 33. Rd1 d4 34. Ne4 Bg7 35. h5 h6 36. g4 Qxb4 37. g5 Qa4 38. Rd3 Qc6 39. gxh6 Qxh6 40. Rg3 d3 41. Nf6+ Kh8 42. Ng4 Qe6 43. Qg5 Rd5 44. Qd2 Rxh5 0-1

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.06"]
[Round "6"]
[White "Navarro Herrera, Leinier Alcides"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1965"]
[BlackElo "2145"]
[PlyCount "101"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 Nf6 3. Bg2 e5 4. d3 Be7 5. c4 0-0 6. b3 Nbd7 7. Bb2 Re8 8. Nbd2 Bf8 9. 0-0 c6 10. Qc2 g6 11. e3 Bg7 12. b4 Qc7 13. Nb3 b6 14. d4 Bb7 15. dxe5 dxe5 16. c5 Rac8 17. Rac1 Qb8 18. Rfd1 Nd5 19. e4 N5f6 20. Qc4 h6 21. Rd2 Qc7 22. Rcd1 bxc5 23. bxc5 Ra8 24. Bh3 Re7 25. Rd6 a5 26. a4 Ba6 27. Qc2 Rb8 28. Bxd7 Nxd7 29. Nxa5 Qxa5 30. Rxd7 Rxd7 31. Rxd7 Qb4 32. Ra7 Bc4 33. Nd2 Be2 34. Bc3 Qxc5 35. Ra5 Qd6 36. Kg2 c5 37. Nf3 Bd3 38. Qd2 Rd8 39. Qe3 Qc6 40. Nd2 c4 41. f3 f6 42. Qc5 Qxc5 43. Rxc5 Bf8 44. Rc6 Rb8 45. Nxc4 Rb1 46. Ne3 Kf7 47. Nd5 f5 48. Rf6+ Kg7 49. Bxe5 Bf1+ 50. Kf2 Bc5+ 51. Ne3 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.04"]
[Round "5"]
[White "Alvarez Ruiz, Esteban"]
[Black "Alejandre Plasencia, Reinaldo"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2145"]
[BlackElo "2060"]
[PlyCount "120"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c5 7. cxd5 Nxd5 8. Nc3 Nxc3 9. bxc3 Nc6 10. e4 Qa5 11. Bd2 Bf6 12. e5 Be7 13. Qe2 Rd8 14. Qe4 cxd4 15. cxd4 Qa4 16. Bg5 h6 17. Be3 Nb4 18. Qg4 Kh8 19. Qh5 Qe8 20. g4 f5 21. Qh3 Qg6 22. g5 Nd5 23. gxh6 f4 24. Bd2 Bd7 25. Kh1 Qxh6 26. Qxh6+ gxh6 27. Ne1 Bc6 28. Nd3 Bg5 29. Ne1 Rg8 30. Nf3 Bd8 31. h3 Bb6 32. a4 a6 33. a5 Ba7 34. Ra3 Rg7 35. Kh2 Rag8 36. Bh1 Rf8 37. Rg1 Rxg1 38. Kxg1 Ne7 39. Bb4 Rg8+ 40. Kh2 Nf5 41. Bc5 Bxc5 42. dxc5 Rd8 43. Rc3 Rd1 44. Bg2 Ra1 45. Nd2 Bxg2 46. Kxg2 Nh4+ 47. Kh2 Ra2 48. Ne4 Rxa5 49. Nd6 Ra2 50. Nxb7 Rxf2+ 51. Kg1 Rg2+ 52. Kf1 Rg7 53. c6 Rc7 54. Nd8 Nf5 55. Nxe6 Rc8 56. Nxf4 Kg8 57. Nd5 Kf7 58. c7 Ke6 59. Nb6 Ne7 60. Nxc8 Nxc8 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.03"]
[Round "4"]
[White "Esmeraldas Huachi, Anderson Yahir"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2030"]
[BlackElo "2145"]
[PlyCount "47"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 0-0 6. Bd3 cxd4 7. exd4 d5 8. 0-0 dxc4 9. Nxc4 b6 10. a3 Be7 11. Re1 Bb7 12. Nce5 Nbd7 13. Qe2 Nd5 14. Bd2 N7f6 15. Ng5 Qd6 16. Qf3 Rac8 17. Qh3 h6 18. Ngf3 Rfe8 19. Bxh6 gxh6 20. Nxf7 Qf4 21. N7e5 Nc7 22. g3 Qxf3 23. Nxf3 Bxf3 24. Qxh6 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.02"]
[Round "3"]
[White "Alvarez Ruiz, Esteban"]
[Black "Cordon Antunez, Olga Rachel"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2145"]
[BlackElo "2004"]
[PlyCount "135"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. d4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bf4 a5 11. Nc3 Na6 12. Rac1 Bxf3 13. Bxf3 c6 14. Rfd1 Qb6 15. Rc2 Rfd8 16. e4 Nb4 17. Rcd2 h6 18. Be3 Qa6 19. Qb3 b5 20. Be2 Qb7 21. f3 bxa4 22. Nxa4 Nd7 23. Kg2 Rac8 24. h4 Rc7 25. Bf4 Nd5 26. Qxb7 Nxf4+ 27. gxf4 Rxb7 28. d5 cxd5 29. exd5 Nf8 30. d6 Bxh4 31. Nc5 Rb4 32. Ra1 Rb6 33. Rad1 Bf6 34. b3 Bc3 35. Na4 Bxd2 36. Nxb6 Bxf4 37. Nc4 f5 38. Ra1 Bxd6 39. Rxa5 Ng6 40. Bf1 Bf8 41. Ra6 Rb8 42. Nb6 Kh7 43. Bc4 e5 44. Kf1 Rd8 45. Nd5 Bc5 46. b4 Bd4 47. b5 Rc8 48. Bd3 Rc1+ 49. Ke2 Nf4+ 50. Nxf4 exf4 51. Bxf5+ Kg8 52. b6 Bxb6 53. Rxb6 Kf7 54. Bg6+ Ke7 55. Kd3 Re1 56. Kd4 Re6 57. Rxe6+ Kxe6 58. Ke4 Kf6 59. Be8 g5 60. Bh5 Ke6 61. Kd4 Kd6 62. Bg4 Ke7 63. Ke5 Kf7 64. Bh5+ Kg7 65. Ke6 Kg8 66. Kf6 Kh7 67. Kf7 Kh8 68. Kg6 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.05.01"]
[Round "2"]
[White "Alvarez Calzadilla, Jose Avelino"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2302"]
[BlackElo "2145"]
[PlyCount "55"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Na6 7. 0-0 c5 8. d5 Bg4 9. a3 Nc7 10. h3 Bxf3 11. Qxf3 Nd7 12. Qg3 Rb8 13. a4 b6 14. h4 a6 15. h5 b5 16. axb5 axb5 17. e5 c4 18. Bf5 e6 19. dxe6 fxe6 20. Bh3 dxe5 21. hxg6 hxg6 22. Ra7 exf4 23. Rxf4 Rxf4 24. Bxf4 Bd4+ 25. Kh1 Bxa7 26. Qxg6+ Kh8 27. Qh6+ Kg8 28. Bxc7 1-0

[Event "Guillermo Garcia Memorial op"]
[Site "Santa Clara"]
[Date "2022.04.30"]
[Round "1"]
[White "Alvarez Ruiz, Esteban"]
[Black "Velazquez Rivera, Pedro J"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2145"]
[BlackElo "1732"]
[PlyCount "77"]
[EventDate "2022.04.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. Bg5 Nbd7 9. 0-0 Nc5 10. Nd2 c6 11. Rc1 Qb6 12. b3 Ne8 13. Be7 f5 14. Bxf8 Bxf8 15. Kh1 Nf6 16. Na4 Qa7 17. Nxc5 Qxc5 18. exf5 gxf5 19. dxc6 bxc6 20. f3 Bh6 21. Rc2 Ra7 22. Nb1 Be3 23. Nc3 Bd4 24. Na4 Qb4 25. Qd2 Rg7 26. Qxb4 axb4 27. c5 d5 28. Rd1 Be3 29. Nb2 Nh5 30. g3 Rg6 31. Nd3 Nxg3+ 32. hxg3 Rxg3 33. Bf1 Kh8 34. Nxe5 Be6 35. Rg2 Rh3+ 36. Rh2 Rg3 37. Bd3 Bxc5 38. Rh5 Kg7 39. Bxf5 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.25"]
[Round "9"]
[White "Alvarez Ruiz, Esteban"]
[Black "Garcia Matos, Richard Alejandro"]
[Result "0-1"]
[ECO "E01"]
[BlackElo "2219"]
[PlyCount "38"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. d4 c6 4. Nbd2 Nf6 5. Qc2 Nbd7 6. g3 Bd6 7. Bg2 0-0 8. 0-0 Re8 9. Rd1 Qe7 10. a3 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. cxd5 cxd5 14. e4 Qh5 15. exd5 Bf5 16. Qb3 Ng4 17. Qf3 Qxh2+ 18. Kf1 Qh5 19. Kg1 Bc5 0-1

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.24"]
[Round "8"]
[White "Mestre Nunez, Pedro"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2083"]
[PlyCount "46"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. f3 Bf5 7. Nge2 Nc6 8. Bb5 0-0-0 9. Bxc6 bxc6 10. Bd2 e5 11. Ne4 Qb6 12. Nxf6 gxf6 13. c3 Rg8 14. g4 Be6 15. Qc1 Bd5 16. Kf2 e4 17. fxe4 Bxe4 18. Rg1 Bd6 19. Bf4 c5 20. Bxd6 Qxd6 21. Rg3 f5 22. gxf5 Bxf5 23. Qh1 Kb8 1/2-1/2

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.23"]
[Round "7"]
[White "Alvarez Ruiz, Esteban"]
[Black "Becquer Quintero, Roberto"]
[Result "1-0"]
[ECO "E97"]
[PlyCount "77"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Ne8 10. c5 h6 11. a4 f5 12. Nd2 Nf6 13. f3 g5 14. Ba3 f4 15. Nc4 h5 16. Nb5 Ne8 17. Rc1 Rf6 18. Qb3 Ng6 19. Rc2 Bf8 20. Rfc1 g4 21. cxd6 cxd6 22. Kh1 Bd7 23. Na5 Rf7 24. Nxb7 Qh4 25. Bf1 Bxb5 26. Bxb5 Rxb7 27. Bc6 Rab8 28. Bxb7 Rxb7 29. Rc8 Nf6 30. b5 Rd7 31. Qd1 g3 32. h3 Nh7 33. Qf1 Qf6 34. a5 Nh4 35. b6 axb6 36. Qb5 Qg7 37. axb6 Ng5 38. R8c7 Ngxf3 39. Qxd7 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.22"]
[Round "6"]
[White "Perdomo Betancourt, Dayron"]
[Black "Alvarez Ruiz, Esteban"]
[Result "0-1"]
[ECO "B78"]
[PlyCount "70"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. Bc4 Bd7 10. 0-0-0 Ne5 11. Bb3 Rc8 12. Kb1 Re8 13. g4 b5 14. h4 b4 15. Nd5 Nxd5 16. Bxd5 e6 17. Bb7 Nc4 18. Qe2 Nxe3 19. Qxe3 Rc7 20. Ba6 Qb8 21. Qd3 Qb6 22. Bb5 Rec8 23. Bxd7 Rxd7 24. h5 d5 25. Nb3 a5 26. hxg6 hxg6 27. exd5 Rxd5 28. Qe2 Rxd1+ 29. Rxd1 a4 30. Nc1 Qc7 31. Nd3 a3 32. f4 Qc4 33. Qg2 axb2 34. f5 b3 35. cxb3 Qxd3+ 0-1

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.21"]
[Round "5"]
[White "Alvarez Ruiz, Esteban"]
[Black "Rodriguez Rivas, Ismael"]
[Result "1-0"]
[ECO "A63"]
[PlyCount "93"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. g3 a6 7. a4 g6 8. Bg2 Bg7 9. Nf3 0-0 10. 0-0 Nbd7 11. Bf4 Qc7 12. Rc1 Nh5 13. Bd2 Re8 14. b4 b6 15. a5 b5 16. Ng5 c4 17. f4 h6 18. Nge4 Ndf6 19. Nxf6+ Nxf6 20. h3 Bb7 21. e4 Rad8 22. Be3 Nd7 23. Bd4 Re7 24. Bxg7 Kxg7 25. f5 Nf6 26. fxg6 fxg6 27. Qd4 Re5 28. Ne2 Qe7 29. Nf4 Bc8 30. Rf2 Rf8 31. Rcf1 Kh7 32. Ne2 Nd7 33. Rxf8 Nxf8 34. Qf2 Kg7 35. Nd4 Bd7 36. Kh2 Be8 37. Qf4 Nh7 38. Ne6+ Kg8 39. Qxh6 Bf7 40. Nd4 Qg5 41. Qxg5 Nxg5 42. Rf4 Kg7 43. h4 Nh7 44. g4 Nf6 45. g5 Nd7 46. Bh3 Nf8 47. Kg3 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.20"]
[Round "4"]
[White "Gonzalez Grave de Peralta, Raul"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2019"]
[PlyCount "45"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. Bf4 h6 9. h4 f5 10. a3 a6 11. Rh3 Qc7 12. Bxf5 exf5 13. Nxd5 Qb8 14. e6 Nde5 15. Nxe5 Nxe5 16. Qe2 0-0 17. Bxe5 Bd6 18. Bxd6 Qxd6 19. 0-0-0 Kh8 20. Rc3 Rb8 21. Nc7 Qe7 22. Qe5 Rf6 23. Nd5 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.18"]
[Round "3"]
[White "Alvarez Ruiz, Esteban"]
[Black "Garcia Marrero, Frank"]
[Result "1-0"]
[ECO "E17"]
[PlyCount "92"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. g3 Be7 5. Bg2 b6 6. Nf3 Bb7 7. 0-0 Nbd7 8. cxd5 Nxd5 9. Re1 0-0 10. e4 N5f6 11. Bf4 Bb4 12. Qc2 Rc8 13. a3 Bxc3 14. bxc3 Qe7 15. c4 c5 16. e5 Ne4 17. Rxe4 Bxe4 18. Qxe4 cxd4 19. Ng5 g6 20. Qxd4 Nc5 21. Qd6 Qxd6 22. exd6 Rfd8 23. Rd1 Nd7 24. Ne4 Kg7 25. Bf1 h6 26. h4 e5 27. Be3 Rc6 28. c5 bxc5 29. Bb5 Rb6 30. Bxd7 Rxd7 31. Bxc5 Rc6 32. Rd5 f5 33. Nd2 Kf6 34. Nf3 e4 35. Nd4 Rc8 36. Bb4 Rc4 37. Nb3 Ke6 38. Rd1 Ke5 39. Nc5 Rxc5 40. Bxc5 g5 41. h5 a6 42. Bb6 Ke6 43. Bc7 f4 44. g4 Ke5 45. Kf1 f3 46. Rc1 Kd5 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.17"]
[Round "2"]
[White "Diaz Suarez, Maibelys"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "73"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. g3 cxd4 9. cxd4 Bb4+ 10. Kf2 f6 11. Kg2 0-0 12. Bd3 f5 13. Be3 Be7 14. Qd2 a5 15. Ne2 a4 16. h3 Qa5 17. Nc3 Nb6 18. Rac1 Bd7 19. g4 Nb4 20. Bb1 Nc4 21. Qe2 Rac8 22. Rhg1 Kh8 23. gxf5 exf5 24. Bf2 Be6 25. Kh2 Nc6 26. Rg2 Qb4 27. Bh4 Bxh4 28. Nxh4 Nxd4 29. Qh5 Bf7 30. Qg5 Rg8 31. Bxf5 Ne3 32. Bxc8 Nxg2 33. Qxg2 Rxc8 34. Rg1 g6 35. f5 Qe7 36. f6 Qxe5+ 37. Kh1 1-0

[Event "Villa Clara Province-ch sf"]
[Site "Santa Clara"]
[Date "2010.09.16"]
[Round "1"]
[White "Alvarez Ruiz, Esteban"]
[Black "Hernandez Escanio, Rodins"]
[Result "1/2-1/2"]
[ECO "A54"]
[BlackElo "2311"]
[PlyCount "44"]
[EventDate "2010.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. d4 Nbd7 4. Nf3 e5 5. Bg5 Be7 6. e3 0-0 7. Qc2 c6 8. Bd3 h6 9. Bh4 a6 10. 0-0-0 exd4 11. exd4 b5 12. Kb1 bxc4 13. Bxc4 Nb6 14. Bd3 Nbd5 15. Nxd5 Nxd5 16. Bxe7 Qxe7 17. Rhe1 Qb7 18. a3 Be6 19. Rc1 Rfc8 20. Bf5 Bxf5 21. Qxf5 Rab8 22. Re2 Qb3 1/2-1/2

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.10.01"]
[Round "10"]
[White "Alvarez Ruiz, Esteban"]
[Black "De la Rosa Solorzano, Jose Guillermo"]
[Result "0-1"]
[ECO "E05"]
[PlyCount "122"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 c6 9. Qxc4 b5 10. Qc2 Bb7 11. Rd1 Nbd7 12. Ne5 Rc8 13. Nc3 b4 14. Nb1 Qb6 15. Nc4 Qa7 16. e4 c5 17. d5 exd5 18. exd5 Nb6 19. d6 Bd8 20. Nbd2 Bxg2 21. Kxg2 Qb7+ 22. f3 Nfd7 23. a5 Nxc4 24. Nxc4 Re8 25. b3 Bf6 26. Bb2 Re6 27. Bxf6 Nxf6 28. Re1 Rce8 29. Qd2 Qd7 30. Rad1 h6 31. Kf2 Qc6 32. Rxe6 fxe6 33. d7 Rd8 34. Qd6 Qxd7 35. Qxd7 Rxd7 36. Rxd7 Nxd7 37. Nb6 Nb8 38. Na4 c4 39. bxc4 Nc6 40. Ke3 Nxa5 41. Kd4 Nb3+ 42. Ke5 Kf7 43. Kd6 Ke8 44. c5 Nd4 45. c6 Nb5+ 46. Kxe6 Kd8 47. Nc5 Nc7+ 48. Kf7 Kc8 49. Kxg7 Ne6+ 50. Nxe6 b3 51. Kxh6 b2 52. g4 b1Q 53. g5 Qf5 54. Ng7 Qh3+ 55. Nh5 Qxf3 56. g6 Qxc6 57. Kh7 Qd7+ 58. Kh6 Qd2+ 59. Kg7 Qxh2 60. Nf6 Kd8 61. Kg8 Ke7 0-1

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.30"]
[Round "9"]
[White "Bernal Lara, Luis E"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1/2-1/2"]
[ECO "D32"]
[PlyCount "93"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. e3 Nf6 7. Be2 cxd4 8. Nxd4 Bd6 9. Bf3 Bb8 10. 0-0 Qd6 11. g3 a6 12. Re1 0-0 13. b3 Ne5 14. Bg2 h5 15. e4 dxe4 16. Nxe4 Nxe4 17. Rxe4 Bg4 18. Qe1 Ba7 19. Bf4 f6 20. Nc2 g5 21. Bxe5 fxe5 22. Ne3 Qf6 23. Nxg4 hxg4 24. Re2 Bd4 25. Rc1 Qg6 26. Rcc2 Rad8 27. Qc1 Qf6 28. Bxb7 Rf7 29. Bg2 Rh7 30. Be4 Rh6 31. Qf1 Kg7 32. Rc7+ Kh8 33. Rec2 Qb6 34. Rb7 Qf6 35. Qe2 Rf8 36. Bd3 Qxf2+ 37. Qxf2 Rxf2 38. Rxf2 Rf6 39. Kf1 Rxf2+ 40. Ke1 Rxa2 41. h3 gxh3 42. Rh7+ Kg8 43. Rxh3 Bc3+ 44. Kf1 Kg7 45. g4 Bd4 46. Rh7+ Kf6 47. Rh6+ 1/2-1/2

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.29"]
[Round "8"]
[White "Alvarez Ruiz, Esteban"]
[Black "Arango, Jorge"]
[Result "1/2-1/2"]
[ECO "B99"]
[PlyCount "39"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[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 h6 10. Bh4 Nbd7 11. Bd3 g5 12. fxg5 Ne5 13. Qf2 Nh7 14. Bg3 Bxg5+ 15. Kb1 Bd7 16. h4 Be7 17. Nf3 0-0-0 18. Bf4 Nf6 19. Rhf1 Nxf3 20. gxf3 1/2-1/2

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.27"]
[Round "6"]
[White "Velazquez Santiesteba, Rigoberto"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "48"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. h3 Bh5 6. Bd3 Nc6 7. c3 Qd7 8. Qc2 Bg6 9. Bxg6 hxg6 10. Bf4 0-0-0 11. Nbd2 Re8+ 12. Be3 Nh6 13. 0-0-0 Bd6 14. Nb3 Nf5 15. Rhe1 Nxe3 16. fxe3 Re7 17. e4 dxe4 18. Rxe4 Rxe4 19. Qxe4 Re8 20. Qd3 Bf4+ 21. Kb1 Re3 22. Qb5 Bd6 23. Qf1 Qf5+ 24. Ka1 Bg3 1/2-1/2

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.26"]
[Round "5"]
[White "Alvarez Ruiz, Esteban"]
[Black "Gomez Segura, Adalberto"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "2250"]
[PlyCount "54"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 c5 3. e4 dxe4 4. d5 Nf6 5. Bg5 Qb6 6. Qd2 Bf5 7. Nge2 Nbd7 8. Ng3 Bg6 9. 0-0-0 a6 10. Be2 e6 11. Rhe1 Be7 12. d6 Bd8 13. Bf1 Qc6 14. h4 Ba5 15. Nge2 0-0 16. Nf4 Bf5 17. h5 h6 18. Bh4 g5 19. hxg6 fxg6 20. Bg3 g5 21. Nfe2 Rfe8 22. Kb1 Nd5 23. Nxd5 Bxd2 24. Ne7+ Rxe7 25. dxe7 Bxe1 26. e8Q+ Rxe8 27. Rxe1 b5 0-1

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.25"]
[Round "4"]
[White "Domenech Carpintero, Nestor"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "E94"]
[PlyCount "119"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. dxe5 dxe5 8. 0-0 Nbd7 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nh5 12. Ne1 Nf4 13. Bg4 c6 14. Nc2 Nc5 15. Bxc8 Rxc8 16. Ne3 Qxd1 17. Raxd1 Rcd8 18. b3 Nce6 19. f3 Nd4 20. Nf5 a6 21. Bf2 Kh7 22. Be3 Bf6 23. Rd2 Kg6 24. g4 Rd7 25. Kf2 b5 26. Bxf4 gxf4 27. cxb5 axb5 28. Rc1 Rfd8 29. Ne2 Nxe2 30. Rxe2 Rc8 31. Rec2 Ra7 32. Ke2 Rca8 33. Rxc6 Rxa2+ 34. R1c2 Rxc2+ 35. Rxc2 Ra3 36. Rb2 Ra1 37. Kf2 Bd8 38. Kg2 Bb6 39. Rd2 f6 40. Rd7 Ra7 41. Rxa7 Bxa7 42. Nd6 b4 43. Kf1 h5 44. h3 Kg5 45. Ke2 Bc5 46. Ne8 Bf8 47. Nc7 Bd6 48. Nd5 hxg4 49. hxg4 Kg6 50. Kd3 Kg5 51. Kc4 Kh4 52. Nxf6 Kg3 53. g5 Kxf3 54. g6 Bf8 55. Nh5 Kg2 56. g7 Bxg7 57. Nxg7 f3 58. Nf5 f2 59. Ne3+ Kf3 60. Kd3 1-0

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.24"]
[Round "3"]
[White "Alvarez Ruiz, Esteban"]
[Black "Hugo Soto, Victor"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "72"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c6 7. Nf3 Be7 8. Bd3 Nd7 9. 0-0 0-0 10. a4 c5 11. d5 exd5 12. exd5 Bf6 13. Qc2 g6 14. Bh6 Re8 15. Rae1 Ne5 16. Nxe5 Rxe5 17. Rxe5 Bxe5 18. f4 Bd6 19. Qf2 Qf6 20. Rc1 Bd7 21. Bg5 Qg7 22. a5 Re8 23. Qd2 Bc7 24. f5 Bxa5 25. f6 Qf8 26. h4 c4 27. Bc2 Qc5+ 28. Kh1 Qa3 29. h5 Qxc3 30. Qd1 Re1+ 31. Qxe1 Qxe1+ 32. Rxe1 Bxe1 33. Bd1 a5 34. h6 b5 35. Kg1 a4 36. Kf1 Bc3 0-1

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.23"]
[Round "2"]
[White "Riveron, Ricardo"]
[Black "Alvarez Ruiz, Esteban"]
[Result "1-0"]
[ECO "C04"]
[PlyCount "77"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 dxe4 5. Nxe4 Qd5 6. Bd3 e5 7. Ne2 exd4 8. 0-0 dxc3 9. Re1 Bg4 10. N4xc3 Qd7 11. Nf4+ Be7 12. Qb3 Nf6 13. h3 0-0-0 14. hxg4 Nxg4 15. Qxf7 Nce5 16. Qf5 Nxd3 17. Qxd7+ Rxd7 18. Nxd3 Bf6 19. Nc5 Rf7 20. Be3 Be5 21. Rad1 Bh2+ 22. Kh1 Be5 23. f3 h5 24. Bd4 Bg3 25. Re2 Nh6 26. N5e4 Nf5 27. Ng5 Rd7 28. Bf2 Rxd1+ 29. Nxd1 Rd8 30. Nc3 b5 31. Nge4 Be5 32. Nxb5 h4 33. Nxa7+ Kb7 34. Nc5+ Ka8 35. Rxe5 Ng3+ 36. Bxg3 hxg3 37. Re1 Kxa7 38. Nb3 Rh8+ 39. Kg1 1-0

[Event "Las Tunas Province-ch"]
[Site "Las Tunas"]
[Date "1987.09.22"]
[Round "1"]
[White "Alvarez Ruiz, Esteban"]
[Black "Marrero, Guzman"]
[Result "1/2-1/2"]
[ECO "E00"]
[PlyCount "108"]
[EventDate "1987.08.22"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 d5 5. a3 Bxd2+ 6. Bxd2 dxc4 7. Nf3 0-0 8. Qa4 Qd5 9. Bg2 Bd7 10. Qc2 Nc6 11. e3 b5 12. 0-0 Qh5 13. a4 a6 14. h3 Nd5 15. e4 Ndb4 16. Bxb4 Nxb4 17. Qc3 Nd3 18. b3 c5 19. bxc4 bxc4 20. Qxc4 Nb2 21. Qc2 Rab8 22. Rfb1 Nxa4 23. Rxb8 Rxb8 24. Rxa4 Bxa4 25. Qxa4 cxd4 26. Nxd4 Qc5 27. Qd7 h5 28. Kh2 Rc8 29. e5 h4 30. Nc6 hxg3+ 31. fxg3 Rf8 32. Qd6 Qe3 33. Ne7+ Kh7 34. Nf5 exf5 35. Qxf8 f4 36. Qxf7 Qxg3+ 37. Kg1 Qe1+ 38. Bf1 Qg3+ 39. Kh1 f3 40. Bd3+ Kh6 41. Qe6+ g6 42. Qg4 Qe1+ 43. Qg1 f2 44. Qf1 Qxe5 45. Kg2 Qg5+ 46. Kxf2 a5 47. Qe2 a4 48. Qe3 Qxe3+ 49. Kxe3 Kh5 50. Kf3 Kh4 51. Kg2 g5 52. Bf5 a3 53. Be6 a2 54. Bxa2 g4 1/2-1/2

