[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.03.09"]
[Round "9"]
[White "Torres Ymas, Alejandra"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "1920"]
[BlackElo "1975"]
[PlyCount "96"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Bxf7+ Kxf7 7. Nxe5+ Ke6 8. Qg4+ Kxe5 9. d4+ Kd6 10. e5+ Kc6 11. Qe4+ Kb6 12. Qxa8 d5 13. Bd2 Nc6 14. a4 b4 15. c4 dxc4 16. Be3 Na5 17. Nd2 c5 18. dxc5+ Bxc5 19. Bxc5+ Kxc5 20. Ne4+ Kb6 21. Rd1 Qc7 22. Rd6+ Nc6 23. 0-0 Nge7 24. Rfd1 Qa7 25. Qxa7+ Kxa7 26. f4 Kb7 27. Nc5+ Kc7 28. R6d4 Nxd4 29. Rxd4 Kc6 30. Rxc4 Kd5 31. b3 a5 32. Kf2 Rf8 33. g3 g5 34. Ke3 gxf4+ 35. gxf4 Nf5+ 36. Kd3 Rg8 37. Ne4 Rd8 38. Nf6+ Ke6+ 39. Kc2 Ne3+ 40. Kb2 Rd2+ 41. Kc1 Nxc4 42. bxc4 Rxh2 43. Ne4 Bb7 44. Nc5+ Kf5 45. Nxb7 Rf2 46. Nxa5 Rh2 47. Nc6 h5 48. Nxb4 Kxf4 0-1

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.03.03"]
[Round "7"]
[White "Zayas Sosa, Alfredo"]
[Black "Collazo Perez, Jorge Luis"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1975"]
[BlackElo "1766"]
[PlyCount "71"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 Bxc3+ 5. bxc3 c5 6. e4 Qa5 7. Bd2 d6 8. Bd3 e5 9. d5 Nbd7 10. Ne2 Nh5 11. 0-0 h6 12. g4 Nhf6 13. Ng3 g6 14. Qc1 h5 15. g5 h4 16. Ne2 Nh5 17. Qe1 Ng7 18. Kh1 b6 19. Bc2 Ba6 20. Bb3 0-0-0 21. Qc1 Kb8 22. a4 Bc8 23. f4 f6 24. gxf6 Nxf6 25. fxe5 Nxe4 26. e6 Rdf8 27. Rxf8 Rxf8 28. Bh6 Rf2 29. Qe3 Rxe2 30. Qxe2 Qxc3 31. Bxg7 Qxg7 32. Re1 Nf6 33. Rf1 Qh8 34. Qb2 h3 35. Qxf6 Qh6 36. Qf4 1-0

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.03.03"]
[Round "8"]
[White "Zayas Sosa, Alfredo"]
[Black "Hedman Senarega, Jose Antonio"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1975"]
[BlackElo "1982"]
[PlyCount "78"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 f6 7. Bd3 fxe5 8. dxe5 c4 9. Bc2 Qc7 10. Qe2 0-0-0 11. 0-0 g6 12. Re1 Bg7 13. Bf4 Nge7 14. Nd4 a6 15. b3 cxb3 16. Nxb3 Rdf8 17. Bg3 h5 18. h4 Nf5 19. Bxf5 gxf5 20. Bf4 Bh6 21. Bxh6 Rxh6 22. N1d2 Rg8 23. Nf3 Rg4 24. Nbd4 Rhg6 25. g3 Re4 26. Qd1 f4 27. Nxc6 Bxc6 28. Ng5 fxg3 29. Rxe4 dxe4 30. Qd4 gxf2+ 31. Kxf2 Rg8 32. Rg1 Rf8+ 33. Ke3 Qa5 34. Nxe4 Qxa3 35. Qc4 Kb8 36. Qxe6 Re8 37. Qf6 Ka7 38. e6 Bxe4 39. Kxe4 Qa4+ 0-1

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.03.02"]
[Round "6"]
[White "Almaguel Mendez, Adrian Jesus"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1970"]
[BlackElo "1975"]
[PlyCount "67"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Nxe5 Nxb3 7. axb3 Qg5 8. Nf3 Qxg2 9. Rg1 Qh3 10. d3 d6 11. Nc3 c6 12. Bf4 Qd7 13. Qe2 b4 14. Na4 Qb7 15. e5 d5 16. Be3 Nh6 17. Bc5 Nf5 18. d4 h6 19. Kd2 Rb8 20. Bxf8 Kxf8 21. Nc5 Qb6 22. c3 bxc3+ 23. bxc3 Qd8 24. b4 Nh4 25. Nxa6 Ra8 26. Nxh4 Qxh4 27. Nc5 Rxa1 28. Rxa1 g6 29. e6 Qf4+ 30. Qe3 Qxh2 31. Ra7 Qb8 32. Rxf7+ Ke8 33. Qf3 Qa8 34. Qf6 1-0

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.03.02"]
[Round "5"]
[White "Zayas Sosa, Alfredo"]
[Black "Mora Heredia, Yoleysi"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1975"]
[BlackElo "1949"]
[PlyCount "89"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 a6 6. e3 Nc6 7. Bd3 e6 8. Rc1 Bd6 9. Bxd6 Qxd6 10. f4 Bd7 11. Nf3 b5 12. Ne5 Rc8 13. 0-0 Ne7 14. a3 b4 15. axb4 Rb8 16. Nxd7 Qxd7 17. Na2 Rb6 18. Rc5 0-0 19. Qc2 Nf5 20. Re1 Nd6 21. Rc7 Qd8 22. Qc5 Qb8 23. Rc6 Rxc6 24. Qxc6 Nde4 25. Bxa6 g5 26. Qc1 gxf4 27. exf4 Ng4 28. Be2 Qa7 29. Bxg4 Qxa2 30. f5 Qa7 31. Qe3 Qb6 32. fxe6 fxe6 33. Bf3 Qxb4 34. Bxe4 dxe4 35. Qxe4 Rf6 36. Re2 Qa5 37. h4 Qb5 38. Kh2 Kf7 39. Qxh7+ Kf8 40. Qe4 Qh5 41. Rc2 Qd1 42. Rc8+ Kg7 43. Rc7+ Rf7 44. Qe5+ Kg8 45. Qxe6 1-0

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.02.25"]
[Round "4"]
[White "Del Rosario Silva, Dexnisi"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1837"]
[BlackElo "1975"]
[PlyCount "159"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 e6 2. e4 c5 3. Nf3 cxd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 a6 7. Bd3 Ne7 8. Qe2 d6 9. Be3 0-0 10. 0-0 Nbc6 11. Rad1 Qc7 12. f4 Re8 13. Kh1 Bd7 14. e5 d5 15. Bxb6 Qxb6 16. a3 Rac8 17. Rf3 Ng6 18. Rdf1 Nce7 19. Rh3 Bc6 20. Qh5 h6 21. Qg4 Rcd8 22. Rg3 Kh8 23. h4 Rg8 24. h5 Nf8 25. Ne2 Bb5 26. Ned4 Bxd3 27. Rxd3 Nc6 28. Re1 Nxd4 29. Rxd4 Rc8 30. Qe2 Qd8 31. Red1 b5 32. R1d3 Rc4 33. c3 Nd7 34. Rh3 Qe7 35. Qe3 Rgc8 36. Nd2 Rxd4 37. Qxd4 Qc5 38. Rd3 Qc7 39. g4 Nc5 40. Rg3 Na4 41. g5 Qc5 42. gxh6 gxh6 43. Qd3 Qf2 44. Nb3 Nxb2 45. Qf3 Qxf3+ 46. Rxf3 Nc4 47. Nd4 Nd2 48. Rd3 Ne4 49. Kg2 Nxc3 50. f5 Ne4 51. fxe6 fxe6 52. Nxe6 Re8 53. Nf4 Rd8 54. Rxd5 Rxd5 55. Nxd5 Nc5 56. Kf3 Kg7 57. Kg4 Kf7 58. Kf5 a5 59. Nc3 b4 60. axb4 axb4 61. Nb1 b3 62. Nd2 b2 63. Nb1 Ne6 64. Ke4 Ng7 65. Kd3 Nxh5 66. Kc2 Ng3 67. Nd2 Ke6 68. Nf3 Ne4 69. Kxb2 Ng5 70. Nh4 Kxe5 71. Kc3 Kf4 72. Kd3 Nf3 73. Ng6+ Kg5 74. Ke3 Ne1 75. Ne5 Kf5 76. Nf3 Nc2+ 77. Kf2 Kf4 78. Nh4 h5 79. Kg2 Ne1+ 80. Kh3 1/2-1/2

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.02.25"]
[Round "3"]
[White "Zayas Sosa, Alfredo"]
[Black "Hernandez Chang, Yan"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "1975"]
[BlackElo "1871"]
[PlyCount "34"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 Ba6 8. Bxa6 Nxa6 9. Nge2 0-0 10. 0-0 d6 11. Kh1 h6 12. Bf4 e5 13. Be3 c4 14. Na4 Qa5 15. Rc1 Rfc8 16. a3 Bc5 17. Nxc5 Nxc5 1/2-1/2

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.02.24"]
[Round "2"]
[White "Hernandez Meilan, Manuel"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1684"]
[BlackElo "1975"]
[PlyCount "21"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. 0-0 0-0 6. h3 d6 7. d3 h6 8. Nd5 Nxd5 9. Bxd5 Bd7 10. c3 Ne7 11. Bb3 1/2-1/2

[Event "Havana Gilberto Garcia Memorial-A"]
[Site "Havana"]
[Date "2024.02.24"]
[Round "1"]
[White "Zayas Sosa, Alfredo"]
[Black "Mendoza Novo, Gustavo Jose"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1975"]
[BlackElo "1837"]
[PlyCount "68"]
[EventDate "2024.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 a6 7. Be2 e6 8. Nf3 Bd6 9. Ne5 0-0 10. Nxc6 bxc6 11. Bxd6 Qxd6 12. 0-0 c5 13. dxc5 Qxc5 14. Rc1 Qe7 15. Na4 a5 16. Nc5 Nd7 17. Qd4 Nxc5 18. Rxc5 Ba6 19. Bxa6 Rxa6 20. Rfc1 Raa8 21. a3 Qf6 22. Qxf6 gxf6 23. Rb5 a4 24. g4 Rfb8 25. Rcc5 Kg7 26. Kf1 Kg6 27. Ke2 f5 28. gxf5+ Kxf5 29. Kd3 Kf6 30. e4 dxe4+ 31. Kxe4 Ke7 32. Kd4 Rd8+ 33. Kc3 Rd1 34. Rc7+ Kf6 1/2-1/2

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.24"]
[Round "9.1"]
[White "Blanco Milet, Leandro"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2037"]
[BlackElo "2153"]
[PlyCount "66"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 g6 3. f3 Bg7 4. Bf4 Nf6 5. Qd2 h6 6. e4 c6 7. e5 Nfd7 8. 0-0-0 Nb6 9. g4 h5 10. Qg2 hxg4 11. fxg4 N8d7 12. Nf3 Nf8 13. Ng5 Ne6 14. Nxe6 Bxe6 15. h4 Qd7 16. Be2 0-0-0 17. h5 gxh5 18. Rxh5 Rhg8 19. Rg1 f6 20. b3 Rdf8 21. Bf3 Bf7 22. Rh4 fxe5 23. dxe5 Be6 24. Bh2 Qc7 25. Re1 Nd7 26. Rh5 Qa5 27. Kb2 d4 28. Ne4 Qxe1 29. Ng5 Qc3+ 30. Kb1 Bd5 31. Bxd5 cxd5 32. Ne6 d3 33. cxd3 Qe1+ 0-1

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.23"]
[Round "8.1"]
[White "Zayas Sosa, Alfredo"]
[Black "Pulido Alvarez, Ariel"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2153"]
[BlackElo "2289"]
[PlyCount "62"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nb6 6. e3 Bg7 7. f4 N8d7 8. Ne4 0-0 9. Rc1 Nf6 10. Ng3 Be6 11. b3 a5 12. Qc2 c6 13. Nf3 a4 14. f5 axb3 15. axb3 Bxf5 16. Nxf5 gxf5 17. Qxf5 Qd5 18. Qxd5 Nbxd5 19. Bd3 Bh6 20. e4 Bxd2+ 21. Kxd2 Nf4 22. Bb1 Ra3 23. g3 Ne6 24. Kc3 Rd8 25. Rhd1 Ra5 26. Rd2 Ra1 27. Re2 Ra5 28. Rce1 Kg7 29. Ra2 Rxa2 30. Bxa2 Ra8 31. Bb1 Ne8 1/2-1/2

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.22"]
[Round "7.1"]
[White "Gonzalez Porro, Armando Andres"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "C73"]
[WhiteElo "2071"]
[BlackElo "2153"]
[PlyCount "111"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. 0-0 g6 8. dxe5 fxe5 9. Bg5 Qd7 10. Qd3 Bg7 11. c4 Nh6 12. c5 Nf7 13. Bh4 Rb8 14. Nbd2 0-0 15. Bg3 d5 16. Rfd1 d4 17. Rac1 h5 18. Nc4 Qe7 19. h4 Rb4 20. a4 Rb8 21. Rc2 Re8 22. Na5 Qd7 23. Qc4 Bf6 24. Qe2 Nd8 25. Nc4 Qg7 26. Rd3 Nf7 27. Qd2 Be6 28. Na5 Bd7 29. Qe2 Nh6 30. Qd2 Nf7 31. Nc4 Ra8 32. b4 Qf8 33. Rb2 Qe7 34. Qe2 Bg4 35. Qd2 Bxf3 36. Rxf3 Bxh4 37. Rxf7 Kxf7 38. Nxe5+ Kg7 39. Bf4 Bf6 40. Nd3 g5 41. e5 gxf4 42. exf6+ Qxf6 43. Nxf4 Re5 44. Rb3 h4 45. Rf3 Qd8 46. Qd3 Qe8 47. Qxd4 Rd8 48. Qc3 Rd1+ 49. Kh2 Kh6 50. Nd3 Re6 51. Qc4 Re4 52. Qc3 Rg4 53. Nf4 Qe1 54. Qh8+ Kg5 55. Qh5+ Kf6 56. Nd3+ 1-0

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.22"]
[Round "6.1"]
[White "Zayas Sosa, Alfredo"]
[Black "Palmero Martinez, Rachel"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2153"]
[BlackElo "2021"]
[PlyCount "123"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. e4 d6 4. d3 Bg7 5. Nc3 0-0 6. Nf3 e5 7. h3 Nc6 8. Be3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. 0-0 Qd6 12. Re1 Bd7 13. Qc1 Rad8 14. Bh6 Bc8 15. Bxg7 Kxg7 16. a3 f6 17. Nd2 Nd4 18. c3 Ne6 19. Re3 Nc5 20. Bf1 Bf5 21. d4 exd4 22. cxd4 Qxd4 23. Nb3 Nxb3 24. Rxb3 Qd5 25. Rb5 Qc6 26. Qxc6 bxc6 27. Rb7 Rf7 28. Rxa7 Rd2 29. Rb7 Rfd7 30. g4 Be4 31. Re1 f5 32. Bg2 Bxg2 33. Kxg2 fxg4 34. hxg4 Rf7 35. Rf1 Kh6 36. Kg3 Rd3+ 37. f3 Kg5 38. Rb4 h5 39. gxh5 gxh5 40. Rc4 Rf5 41. a4 Rb3 42. Rf2 c5 43. a5 Rb5 44. f4+ Kf6 45. Ra4 Rb3+ 46. Kg2 Rb4 47. Ra3 Rbxf4 48. Rc2 Rg4+ 49. Kh2 Rfg5 50. Kh3 Rg1 51. a6 Rh1+ 52. Rh2 Rxh2+ 53. Kxh2 Rg8 54. Rh3 Ke5 55. Rxh5+ Kd4 56. Rh6 Ra8 57. Kg3 Kc4 58. Kf3 Kb5 59. Rh7 Kb6 60. Ke3 Rxa6 61. Kd3 Ra4 62. Rh8 1/2-1/2

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.21"]
[Round "5.1"]
[White "Otero Marino, Vladimir"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1934"]
[BlackElo "2153"]
[PlyCount "64"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 Bb6 7. Nbd2 a6 8. Bb3 0-0 9. h3 Re8 10. Re1 Ba7 11. Nf1 Ne7 12. d4 Ng6 13. Ng3 h6 14. Bc2 Be6 15. Nf5 exd4 16. N3xd4 Bd7 17. Ng3 Ne5 18. Bf4 Ng6 19. Be3 Nh4 20. Qc1 Nh7 21. Nh5 Ng5 22. Bf4 Bxd4 23. cxd4 Ngf3+ 24. gxf3 Nxf3+ 25. Kg2 Nxe1+ 26. Qxe1 Qh4 27. Qe3 Qxh5 28. Rg1 g5 29. Kh2 Kf8 30. Bxg5 hxg5 31. Rxg5 Qh4 32. e5 Bxh3 0-1

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.20"]
[Round "4.1"]
[White "Zayas Sosa, Alfredo"]
[Black "Ibanez Milian, Dagoberto"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2153"]
[BlackElo "2223"]
[PlyCount "25"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. Nf3 Bg7 4. d3 d6 5. c4 e5 6. Bg5 h6 7. Bd2 Be6 8. Qc1 Nbd7 9. h3 Rc8 10. g4 d5 11. g5 hxg5 12. Nxg5 d4 13. Qc2 0-1

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.19"]
[Round "3.1"]
[White "Hernandez Barreras, Yerandy Jose"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "C20"]
[WhiteElo "2180"]
[BlackElo "2153"]
[PlyCount "75"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Qh5 d6 3. Bc4 g6 4. Qf3 Qf6 5. Qg3 Bh6 6. Ne2 Nd7 7. Nbc3 Nb6 8. Bb3 c6 9. 0-0 Be6 10. f4 exf4 11. Nxf4 Qd4+ 12. Kh1 Bxb3 13. axb3 Nd7 14. d3 a6 15. Be3 Qe5 16. d4 Qe7 17. b4 Bg7 18. Nfd5 cxd5 19. Nxd5 Qd8 20. Qxd6 Rc8 21. Bg5 Rc6 22. Qf4 f6 23. e5 h6 24. Rae1 Kf7 25. Qe4 hxg5 26. e6+ Kf8 27. Qxg6 Rxe6 28. Rxe6 Qb8 29. h3 Rh6 30. Qxg5 Kf7 31. Qe3 Kf8 32. Rb6 Bh8 33. Nf4 Qc7 34. d5 Ne7 35. Qe6 Kg7 36. Qg4+ Kf7 37. d6 Qxb6 38. Qxd7 1-0

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.17"]
[Round "2.1"]
[White "Zayas Sosa, Alfredo"]
[Black "Hedman Senarega, Jose Antonio"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2153"]
[BlackElo "2179"]
[PlyCount "121"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 c6 6. Bd3 Be6 7. Qf3 g6 8. Nge2 Bd6 9. 0-0-0 b5 10. Nf4 Bf7 11. h4 h5 12. Kb1 Nd7 13. Rc1 Qa5 14. Nd1 Nb6 15. Qe2 Nc4 16. c3 Rb8 17. Bc2 Kd7 18. Nd3 Qb6 19. f3 Rhe8 20. Qf2 Qd8 21. Rg1 Qe7 22. Re1 a5 23. e4 dxe4 24. fxe4 fxe4 25. Rxe4 Qf8 26. Rxe8 Rxe8 27. a4 f5 28. axb5 cxb5 29. Nc5+ Kc6 30. Nd3 Qe7 31. b3 Na3+ 32. Kb2 Qe2 33. Ne5+ Rxe5 34. dxe5 Qxf2 35. Nxf2 Nxc2 36. Kxc2 Bxe5 37. Nd3 Bg3 38. Ra1 Kb6 39. Rd1 Bd5 40. Ne1 Be4+ 41. Kb2 Bxh4 42. Nf3 Bg3 43. Rd8 h4 44. Rh8 b4 45. Rh6 f4 46. cxb4 axb4 47. Nxh4 Kc5 48. Nf3 Bxf3 49. gxf3 Kd4 50. Rxg6 Ke3 51. Kc2 Kxf3 52. Kd3 Be1 53. Rf6 Bc3 54. Rf7 Be1 55. Rf8 Bg3 56. Rf7 Bf2 57. Rb7 Bc5 58. Rc7 Bd6 59. Rd7 Be5 60. Re7 Bc3 61. Rf7 1/2-1/2

[Event "Portela Memorial tt"]
[Site "Havana"]
[Date "2018.07.16"]
[Round "1.1"]
[White "Llorente Bello, Eduardo"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2125"]
[BlackElo "2153"]
[PlyCount "82"]
[EventDate "2018.07.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 d6 8. Nc3 0-0 9. Qc2 c5 10. e3 cxd4 11. exd4 d5 12. Ne5 Nc6 13. Rd1 Qe7 14. 0-0 Nb4 15. Qa4 Rfc8 16. a3 Nc6 17. cxd5 exd5 18. Nxd5 Nxd5 19. Bxd5 Nxe5 20. dxe5 Rc7 21. Bxb7 Rxb7 22. Rd5 Rc7 23. Rfd1 h6 24. h4 Rac8 25. Qe4 Rc1 26. Rxc1 Rxc1+ 27. Kg2 Rc8 28. Qd4 Qb7 29. Kh2 Rc1 30. h5 Qc6 31. Qe4 Qe8 32. Rd6 Rc5 33. Qd3 Rc8 34. f4 Qa4 35. Kh3 Rf8 36. Kg4 Qe8 37. Qf5 Qb5 38. Qd3 Qxb2 39. Rd8 Rxd8 40. Qxd8+ Kh7 41. Qd3+ Kg8 1/2-1/2

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.03.08"]
[Round "1"]
[White "Nieto Rego, Ana"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C72"]
[WhiteElo "1941"]
[BlackElo "2147"]
[PlyCount "77"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 g6 7. Re1 Bg7 8. h3 Nge7 9. d3 0-0 10. Nbd2 b5 11. Bc2 Kh8 12. Nf1 f5 13. exf5 gxf5 14. Bg5 Qe8 15. Nh4 Ng6 16. Qh5 Nxh4 17. Qxh4 Qg6 18. f4 exf4 19. Bxf4 Rg8 20. Qf2 Be5 21. Ne3 Rae8 22. Nd5 Ref8 23. Bb3 Rg7 24. Qd2 Bxf4 25. Nxf4 Qh6 26. d4 Na5 27. Bd5 c6 28. Bf3 Nc4 29. Qc1 Nxb2 30. Kh1 Nc4 31. Bh5 Rfg8 32. Rf1 d5 33. a3 Nd6 34. Bf3 Ne4 35. Bxe4 fxe4 36. Rf2 Qh4 37. Raa2 Rg3 38. Rae2 Qg5 39. Kh2 0-1

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.03.08"]
[Round "2"]
[White "Zayas Sosa, Alfredo"]
[Black "Mendoza Perez, Brayan"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2147"]
[BlackElo "1989"]
[PlyCount "77"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Qc2 0-0 9. Nf3 Re8 10. h3 h6 11. Bf4 Qa5 12. 0-0 Nf8 13. a3 Ne6 14. b4 Qd8 15. Bh2 Bd6 16. Bxd6 Qxd6 17. Ne5 Nd7 18. Bh7+ Kf8 19. f4 Nf6 20. g4 Ke7 21. Bd3 a5 22. b5 c5 23. Qf2 cxd4 24. exd4 Kf8 25. Rfd1 b6 26. h4 h5 27. g5 Ng4 28. Nxg4 hxg4 29. Ne2 Bd7 30. f5 g3 31. Qf3 Nc7 32. a4 Rac8 33. Nxg3 Kg8 34. Kg2 g6 35. h5 gxf5 36. Nxf5 Bxf5 37. Qxf5 Ne6 38. Rf1 Qd8 39. Qxf7+ 1-0

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "6.4"]
[White "Arguelles Loy, Felix Orlando"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2157"]
[BlackElo "2153"]
[PlyCount "70"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. a3 Bd7 9. e3 Bg4 10. Qa4 Qd7 11. b4 cxb4 12. axb4 b5 13. Nxb5 Nxb5 14. Qxb5 Rb8 15. Nxe5 Rxb5 16. Bxc6 Rxe5 17. Bxd7+ Bxd7 18. Rxa7 Rb5 19. Ba3 Bd6 20. Rc1 h5 21. Rc4 Rh6 22. f3 Bb8 23. Ra8 Rc6 24. d3 Ke7 25. Kf2 Rcb6 26. e4 Be6 27. Rc5 Bd6 28. d4 Bxc5 29. bxc5 Rb8 30. c6+ Kf6 31. Ra7 Rc8 32. Be7+ Kg6 33. d5 Bxd5 34. exd5 Rxd5 35. c7 Rd7 1/2-1/2

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "6"]
[White "Bacerio Arruza, Alejandro"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2059"]
[BlackElo "2147"]
[PlyCount "15"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. 0-0 Bg4 8. Qe1 1/2-1/2

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "8"]
[White "Blanco Milet, Leandro"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "2053"]
[BlackElo "2147"]
[PlyCount "106"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. Be3 0-0 11. Nd2 Nxd2 12. Qxd2 Qe7 13. Nb3 Bb6 14. Qc3 Rfe8 15. f4 a5 16. Nc5 Bf5 17. Bd4 Bxc5 18. Bxc5 Qe6 19. Rf3 Reb8 20. a3 Rb5 21. Raf1 a4 22. b4 axb3 23. cxb3 d4 24. Qxd4 Rxb3 25. Rxb3 Qxb3 26. Rd1 h5 27. Rd2 Rb8 28. Kf2 h4 29. Bb4 h3 30. Qe3 Qe6 31. g3 Rb5 32. Qe2 Rd5 33. Qe3 Qd7 34. Ke1 Qe6 35. Kf2 Qd7 36. Ke1 Qd8 37. Bc5 Qb8 38. Rxd5 cxd5 39. Qd2 Qb1+ 40. Qd1 Qe4+ 41. Qe2 Qh1+ 42. Kd2 Be4 43. Kc3 c6 44. Qd2 Qf1 45. Bd6 Qc4+ 46. Kb2 c5 47. a4 d4 48. a5 Bd5 49. Qc2 Qa2+ 50. Kc1 Qa1+ 51. Qb1 Qxa5 52. Qb8+ Kh7 53. Qb1+ g6 0-1

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "4.3"]
[White "De la Torre Rodriguez, Elizabeth"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2055"]
[BlackElo "2153"]
[PlyCount "59"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Nf3 Qxe4+ 7. Be2 Bxc3+ 8. bxc3 Nge7 9. 0-0 Qd5 10. Bd3 d6 11. c4 Qh5 12. Rb1 a6 13. Bf4 f6 14. Re1 0-0 15. Be2 Qf7 16. Nd4 Ng6 17. Bc1 Nge5 18. Nxc6 bxc6 19. Qd4 c5 20. Qe4 Bd7 21. Rb3 Bc6 22. Qh4 Rfe8 23. f4 Ng6 24. Qh5 Nf8 25. Qh4 Re7 26. Rg3 Rae8 27. Kf2 Be4 28. Bd2 Bxc2 29. Ra3 Bf5 30. Rxa6 0-1

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "3"]
[White "Lopez Rippel, Ricardo"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "C73"]
[WhiteElo "2033"]
[BlackElo "2147"]
[PlyCount "92"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. 0-0 Ne7 8. Nc3 Bg4 9. dxe5 fxe5 10. h3 Bh5 11. Qd3 h6 12. Ne2 g5 13. Ng3 Bf7 14. Rd1 Qc8 15. c4 Bg7 16. Bd2 Bg6 17. Nh2 0-0 18. Qe2 Qe6 19. Rac1 c5 20. Ba5 Ra7 21. Qg4 Qf7 22. Be1 Nc6 23. h4 gxh4 24. Qxh4 Nd4 25. Ng4 h5 26. Ne3 Bf6 27. Qh3 Bg5 28. Rc3 h4 29. Ngf5 Ne2+ 30. Kh1 Nxc3 31. Bxc3 Bxe3 32. fxe3 Bxf5 33. exf5 Qxf5 34. Qxh4 Rf6 35. Kg1 Ra8 36. e4 Qg6 37. Rd3 Rf4 38. Qh3 Rg4 39. a3 Rf8 40. b4 cxb4 41. axb4 Rf7 42. c5 Rg7 43. Rd2 Qxe4 44. Rf2 Rg3 45. Qe6+ Kh7 46. Bd2 Rxg2+ 0-1

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "2.2"]
[White "Portal Ramos, Cristian"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2011"]
[BlackElo "2153"]
[PlyCount "121"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 Nc6 4. Bb5 Qg5 5. Qf3 Nge7 6. h3 Bd7 7. Nc3 f5 8. 0-0-0 a6 9. Bc4 b5 10. Bf1 e4 11. Qe2 b4 12. Nb1 Qh6 13. d4 Nd5 14. c4 bxc3 15. Nxc3 Nxc3 16. Bxc3 d5 17. f4 Ba3+ 18. Bb2 Bd6 19. Qf2 0-0 20. Ne2 Rfb8 21. Nc3 Ne7 22. Be2 a5 23. Qf1 a4 24. Bb5 Bxb5 25. Nxb5 axb3 26. axb3 Nc6 27. g4 Nb4 28. gxf5 Nd3+ 29. Rxd3 exd3 30. Qxd3 Bb4 31. Nc3 Qc6 32. Kc2 Bxc3 33. Qxc3 Qb5 34. Rg1 Ra6 35. Kb1 Qxb3 36. Qxb3 Rxb3 37. Re1 Rh6 38. Kc2 Rbb6 39. Rh1 Rhc6+ 40. Bc3 Ra6 41. Kd3 Ra3 42. Rc1 Rf6 43. e4 dxe4+ 44. Kxe4 Rc6 45. Kd3 Rh6 46. Ke4 Rxh3 47. Bb4 Rab3 48. Ba5 Rhe3+ 49. Kd5 Rb5+ 50. Rc5 Rxc5+ 51. dxc5 h5 52. Bxc7 h4 53. f6 g6 54. c6 h3 55. f5 gxf5 56. Be5 Re2 57. c7 Rc2 58. Ke6 Rc6+ 59. Ke7 Rc5 60. f7+ Kh7 61. f8Q 1-0

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "7"]
[White "Zayas Sosa, Alfredo"]
[Black "Gomez Arnau, Reinerio"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2147"]
[BlackElo "2197"]
[PlyCount "24"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Nf6 6. Nc3 g6 7. f3 Bg7 8. Qd2 0-0 9. 0-0-0 Ne5 10. Be2 Bd7 11. h4 h5 12. Kb1 Rc8 1/2-1/2

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "9.1"]
[White "Zayas Sosa, Alfredo"]
[Black "Gonzalez Munoz, Ariel"]
[Result "0-1"]
[ECO "E80"]
[WhiteElo "2153"]
[BlackElo "2120"]
[PlyCount "93"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 a6 7. Qd2 c6 8. Bh6 Bxh6 9. Qxh6 b5 10. g4 Rb8 11. cxb5 axb5 12. h4 b4 13. Na4 Qa5 14. b3 Nf8 15. Rc1 Bd7 16. Qd2 Ne6 17. Ne2 Qa7 18. g5 Nh5 19. Bh3 0-0 20. Bg4 Neg7 21. Bxd7 Qxd7 22. Rc4 f5 23. e5 f4 24. d5 cxd5 25. Qxd5+ Kh8 26. exd6 exd6 27. Qd4 Rbe8 28. Rh2 Qf5 29. Kd2 Qb1 30. Nc1 Qf5 31. Rc7 Re5 32. Nd3 Ne6 33. Qa7 Nxc7 34. Qxc7 Rc8 35. Qa7 Ng3 36. Rf2 Rd5 37. Nab2 Qe5 38. Kd1 Qc3 39. Rd2 Nf1 40. Qf2 Nxd2 41. Qxd2 Re8 42. a4 Re3 43. Qxc3+ bxc3 44. Kc2 cxb2 45. Nxb2 Rxf3 46. Nc4 Rc5 47. a5 0-1

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "5"]
[White "Zayas Sosa, Alfredo"]
[Black "Gonzalez Porro, Armando Andres"]
[Result "1-0"]
[ECO "E74"]
[WhiteElo "2147"]
[BlackElo "2056"]
[PlyCount "67"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 Qa5 8. Bd2 Qd8 9. Nf3 Bg4 10. 0-0 Na6 11. h3 Bd7 12. e5 dxe5 13. Nxe5 Bf5 14. Bf4 Nc7 15. g4 Bc8 16. Bf3 Nce8 17. Re1 Nd6 18. Qa4 Nd7 19. Nxd7 Bxd7 20. Qb3 b6 21. Re2 h5 22. Nb5 hxg4 23. hxg4 Nxb5 24. cxb5 Rc8 25. Rae1 e6 26. dxe6 fxe6 27. Rxe6 c4 28. Qe3 Rxf4 29. Qxf4 Bxe6 30. Rxe6 Qd3 31. Rd6 Qb1+ 32. Rd1 Qc2 33. Kg2 Bxb2 34. Rd7 1-0

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "3.4"]
[White "Zayas Sosa, Alfredo"]
[Black "Gonzalez Rondon, Gelacio"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2153"]
[BlackElo "2146"]
[PlyCount "113"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 Nc6 4. 0-0 h6 5. d3 e6 6. Nbd2 Be7 7. Re1 0-0 8. e4 dxe4 9. dxe4 e5 10. Qe2 Bc5 11. Nb3 Bb6 12. Be3 Qe7 13. c3 Be6 14. Nfd2 Rfd8 15. f3 Rd7 16. Nc4 Rad8 17. Nxb6 axb6 18. Bf1 Ne8 19. Nd2 Ra8 20. a3 f6 21. Nc4 Nd6 22. Nxd6 Rxd6 23. Qc2 Qf7 24. f4 Bc4 25. Bg2 Rad8 26. b4 Bd3 27. Qb2 Bc4 28. a4 R6d7 29. a5 bxa5 30. b5 Ne7 31. Rxa5 Rd1 32. Ra1 Rxe1+ 33. Rxe1 b6 34. Qb4 Nc8 35. Ra1 Kh7 36. Bf3 Nd6 37. Rd1 Nb7 38. Rxd8 Nxd8 39. f5 Nb7 40. Bd1 Na5 41. Bf3 Qe8 42. h4 Bxb5 43. Kf2 Bd3 44. g4 Nc4 45. g5 hxg5 46. hxg5 fxg5 47. Bxg5 Nd6 48. Ke3 Qb5 49. Qxb5 Bxb5 50. Bd8 c6 51. Bc7 Nc4+ 52. Kf2 Kg8 53. Be2 Kf7 54. Bxc4+ Bxc4 55. Bxe5 g6 56. Ke3 gxf5 57. exf5 1/2-1/2

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Gutierrez Espinosa, Karen"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "2147"]
[BlackElo "2024"]
[PlyCount "67"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Bg5 d5 6. cxd5 exd5 7. Qc2 Nbd7 8. e3 h6 9. Bh4 c6 10. Bd3 Qe8 11. 0-0 Bxc3 12. bxc3 Ne4 13. Nd2 f5 14. f3 Nxd2 15. Qxd2 Qh5 16. Bg3 Nb6 17. e4 fxe4 18. fxe4 Rxf1+ 19. Rxf1 dxe4 20. Bxe4 Be6 21. Bb1 g6 22. Rf6 Bf7 23. Bc2 Re8 24. Rf1 Re2 25. Qf4 Qd5 26. Rf2 Re1+ 27. Rf1 Re2 28. Qb8+ Kh7 29. Be4 Rxe4 30. Qf8 Bg8 31. Be5 Rxe5 32. dxe5 Qxe5 33. h3 Nd5 34. Qc8 0-1

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "7.2"]
[White "Zayas Sosa, Alfredo"]
[Black "Machado la Rosa, Adrian"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "2153"]
[BlackElo "2182"]
[PlyCount "82"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. b3 Nc6 5. Bb2 Bf5 6. Bd3 Bxd3 7. cxd3 cxd4 8. Nxd4 e6 9. 0-0 Bd6 10. Nxc6 bxc6 11. f4 Qe7 12. d4 h5 13. Nd2 g5 14. Qc1 Qc7 15. Ba3 Ng4 16. Bxd6 Qxd6 17. Nf3 gxf4 18. exf4 Rc8 19. h3 Nh6 20. Nh4 Qe7 21. g3 Rg8 22. Kh2 Qf6 23. f5 Nxf5 24. Nxf5 exf5 25. Qc5 Kd7 26. Rae1 Qd6 27. Qxd6+ Kxd6 28. Rxf5 Rce8 29. Rf6+ Re6 30. Ref1 Rg7 31. Kg2 Ke7 32. R6f5 Rh7 33. Kf2 Re4 34. Re1 Rxe1 35. Kxe1 f6 36. Kf2 Ke6 37. Rf3 f5 38. Re3+ Kd6 39. b4 h4 40. Re5 hxg3+ 41. Kxg3 Rh5 1/2-1/2

[Event "Maria Teresa Mora Memorial op"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "4"]
[White "Zayas Sosa, Alfredo"]
[Black "Morales Garcia, Alexei"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2147"]
[BlackElo "2113"]
[PlyCount "100"]
[EventDate "2018.03.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. cxd5 exd5 6. Bg5 c6 7. a3 Be7 8. Qc2 Nbd7 9. e3 0-0 10. Bd3 h6 11. Bh4 Re8 12. 0-0 Ne4 13. Bxe4 dxe4 14. Bxe7 Qxe7 15. Nd2 Nf6 16. Rfe1 c5 17. dxc5 Qxc5 18. Nb3 Qg5 19. Kh1 Qh4 20. Kg1 Re5 21. Nd2 Ng4 22. Nf1 Nxh2 23. Nxh2 Rh5 24. Qxe4 Qxh2+ 25. Kf1 Bf5 26. Qd4 Rh4 27. e4 Re8 28. Qd3 Rf4 29. Qb5 Re6 30. Ne2 Qh1+ 31. Ng1 Bxe4 32. Rxe4 Rfxe4 33. Qxb7 Qh5 34. Nf3 Qc5 35. b4 Qc3 36. Rd1 Re7 37. Qa8+ Kh7 38. Kg1 Qf6 39. Qd5 g5 40. Qd2 g4 41. Nh2 h5 42. Nf1 Re2 43. Qd3+ Kg7 44. Qg3 R2e4 45. Ne3 h4 46. Qxh4 Qxh4 47. Nf5+ Kf6 48. Nxh4 Re1+ 49. Rxe1 Rxe1+ 50. Kh2 Ra1 0-1

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "5.3"]
[White "Zayas Sosa, Alfredo"]
[Black "Rodriguez Balart, Alain"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2153"]
[BlackElo "2120"]
[PlyCount "118"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. Nd2 c5 7. a3 Bxc3 8. bxc3 d6 9. Qc2 Nbd7 10. e4 h6 11. Bh4 g5 12. Bg3 e5 13. Be2 Qe7 14. d5 0-0-0 15. h4 Rdg8 16. 0-0-0 Nf8 17. h5 Kb8 18. f3 Qe8 19. Nf1 Bc8 20. Ne3 Bd7 21. Rdf1 Qc8 22. Kd2 Ne8 23. Rb1 Kc7 24. a4 Ng7 25. a5 bxa5 26. Qa2 Qa6 27. Ng4 Bxg4 28. fxg4 Nd7 29. Rhf1 Rf8 30. Rb5 a4 31. Ke3 f6 32. Ra1 Nb6 33. Bd1 Rb8 34. Bxa4 Qxa4 35. Qxa4 Nxa4 36. Rxa4 Rxb5 37. cxb5 Kb7 38. Ra6 Rd8 39. Kd3 Ne8 40. c4 Nc7 41. Rc6 Na8 42. Bf2 Nb6 43. Bxc5 dxc5 44. Rxc5 Rc8 45. Rxc8 Nxc8 46. c5 a6 47. bxa6+ Kxa6 48. d6 Na7 49. Kc4 Kb7 50. Kd5 Nc6 51. Ke6 Kc8 52. Kxf6 Kd7 53. Kg6 Ke6 54. Kg7 Nb8 55. Kxh6 Kf6 56. Kh7 Kf7 57. g3 Nc6 58. d7 Nd8 59. Kh6 Kf6 1/2-1/2

[Event "Giraldilla de La Habana tt"]
[Site "Havana"]
[Date "2018.??.??"]
[Round "1.5"]
[White "Zayas Sosa, Alfredo"]
[Black "Santander Valle, David A"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "2153"]
[BlackElo "2099"]
[PlyCount "34"]
[EventDate "2018.07.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Be3 Qf6 7. Qd2 Nc6 8. Nc3 Bb4 9. Rc1 d6 10. a3 Bxc3 11. bxc3 0-0 12. Bd3 Re8 13. Nf3 Qe7 14. c5 d5 15. e5 Nh4 16. Nxh4 Qxh4+ 17. Bf2 Qh6 0-1

[Event "Capablanca Memorial op-B 45th"]
[Site "Havana"]
[Date "2011.05.17"]
[Round "6"]
[White "Cabrera Ladron de Guevara, Mayra"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2022"]
[BlackElo "2217"]
[PlyCount "79"]
[EventDate "2011.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Qxd4 Nc6 5. Qd1 e6 6. g3 Qb6 7. Qb3 Bb4+ 8. Nbd2 Ne4 9. e3 0-0 10. Bg2 Qa5 11. Qc2 Qf5 12. Qd1 Bxd2+ 13. Bxd2 Ne5 14. Bb4 Re8 15. Rc1 Nxf2 16. Kxf2 Nd3+ 17. Kg1 Nxb4 18. Qd2 Nc6 19. h3 d5 20. Kh2 dxc4 21. Rxc4 e5 22. Rf1 Qe6 23. Qc2 Qe7 24. Nh4 Be6 25. Nf5 Bxf5 26. Rxf5 g6 27. Rf2 Qe6 28. a3 Rac8 29. Rc5 e4 30. Rf4 f5 31. g4 Ne5 32. gxf5 gxf5 33. Bf1 Kh8 34. Qc3 Rxc5 35. Qxc5 b6 36. Qd4 Qf6 37. Bg2 Qe6 38. Rf1 Kg8 39. Qa4 Re7 40. Rg1 0-1

[Event "Capablanca Memorial op-B 45th"]
[Site "Havana"]
[Date "2011.05.15"]
[Round "5"]
[White "Romero Barreto, Jaime Jose"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2034"]
[BlackElo "2217"]
[PlyCount "95"]
[EventDate "2011.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 0-0 9. c3 Rb8 10. e5 Qc7 11. Qe2 Bd7 12. a3 a5 13. a4 Rfe8 14. Nb3 Qb6 15. Qc2 Rbc8 16. Bg5 h6 17. Be3 d4 18. Bc1 Nd5 19. Nbd2 Qa6 20. Nc4 Rcd8 21. Nfd2 Nb6 22. Nd6 Rf8 23. N2e4 dxc3 24. Nxc5 Qa7 25. Ndxb7 Nb4 26. Qxc3 Rc8 27. Qb3 Bc6 28. Bxc6 Rxc6 29. Bd2 N6d5 30. d4 Rb8 31. Rac1 Rxb7 32. Nxb7 Qxb7 33. Rxc6 Qxc6 34. Rc1 Qb6 35. Rc8+ Kh7 36. Qc4 Ne7 37. Rc5 Nec6 38. Bxb4 Nxb4 39. Qb5 Qd8 40. Rc4 Bf8 41. Qb7 Kg8 42. Rc8 Qxd4 43. Qb8 Qd1+ 44. Kg2 Qd5+ 45. Kh3 g5 46. Rxf8+ Kg7 47. Rg8+ Kh7 48. Qf8 1-0

[Event "Capablanca Memorial op-B 45th"]
[Site "Havana"]
[Date "2011.05.13"]
[Round "3"]
[White "Fernandez Rodriguez, Angel Luis"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2116"]
[BlackElo "2217"]
[PlyCount "86"]
[EventDate "2011.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 Nbd7 7. Nge2 0-0 8. Ng3 Ne8 9. 0-0 Bg5 10. Bxg5 Qxg5 11. Qc1 Qf6 12. a3 g6 13. b4 Qh4 14. Nce2 Nef6 15. h3 Kg7 16. f4 b6 17. Qc3 Nh5 18. Nxh5+ Qxh5 19. Ng3 Qh4 20. Bc2 Kg8 21. f5 Nf6 22. Qe3 g5 23. Bd1 Kh8 24. Re1 Rg8 25. Qf2 g4 26. hxg4 Nxg4 27. Bxg4 Rxg4 28. Re3 Bd7 29. Rc1 Rag8 30. Rcc3 f6 31. Qe1 Be8 32. Kf2 Bh5 33. Kg1 Qg5 34. Kf2 Be8 35. Ke2 h5 36. Qh1 h4 37. Kf1 Rg7 38. Ne2 Kg8 39. g3 Bh5 40. bxc5 bxc5 41. Kf2 Be8 42. Rb3 Rh7 43. Kg2 Kf8 1/2-1/2

[Event "Capablanca Memorial op-B 45th"]
[Site "Havana"]
[Date "2011.05.12"]
[Round "2"]
[White "Zayas Sosa, Alfredo"]
[Black "Perez Bohigas, Lays Monica"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2217"]
[BlackElo "2056"]
[PlyCount "61"]
[EventDate "2011.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Nbd7 5. Nf3 e6 6. Qc2 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Qc7 10. Nxb5 Qb6 11. Nc3 0-0 12. 0-0 Bb7 13. e4 Ba6 14. Bxa6 Qxa6 15. Bg5 Rfe8 16. e5 Nd5 17. Bxe7 Rxe7 18. Ng5 g6 19. Nxd5 exd5 20. b4 f6 21. exf6 Nxf6 22. Rfc1 Rc8 23. a4 Ree8 24. h3 Kg7 25. Re1 Qb7 26. Rxe8 Rxe8 27. Rb1 a6 28. Qc5 Nd7 29. Qd6 Nb6 30. Ne6+ Kg8 31. Nd8 1-0

[Event "Capablanca Memorial op-B 45th"]
[Site "Havana"]
[Date "2011.05.11"]
[Round "1"]
[White "Cruz de la Osa, Reider"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2226"]
[BlackElo "2217"]
[PlyCount "66"]
[EventDate "2011.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. c3 Qd7 5. Bd3 Ba6 6. Ne2 Bxd3 7. Qxd3 Ne7 8. 0-0 Nf5 9. Ng3 Nxg3 10. Qxg3 g6 11. Nd2 Bg7 12. h4 h5 13. Nf3 Nc6 14. Bg5 Ne7 15. Bf6 Nf5 16. Qf4 Bh6 17. Ng5 0-0 18. g4 hxg4 19. Qxg4 Ng7 20. Kh1 Nh5 21. Rg1 Nxf6 22. exf6 Kh8 23. h5 Qd8 24. hxg6 Qxf6 25. Nh7 Qg7 26. Nxf8 Rxf8 27. gxf7 Qxf7 28. Rg2 Rg8 29. Qh4 Kh7 30. Rxg8 Qxg8 31. Rg1 Qf7 32. Rg3 a5 33. a4 Qe8 1-0

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.17"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Tamarit Beltran, Jesus"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2165"]
[BlackElo "2162"]
[PlyCount "101"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. h3 Nc6 8. Qd2 0-0 9. Bc4 Bd7 10. h4 Ne5 11. Bb3 Qa5 12. 0-0-0 Rfc8 13. Kb1 h5 14. Bg5 Rxc3 15. Qxc3 Qxc3 16. bxc3 a5 17. a4 Rc8 18. Kb2 Nc4+ 19. Ka2 Nb6 20. Ne2 Bxa4 21. Rb1 Be8 22. Ka3 Nbd7 23. Ba4 Rc7 24. Rhd1 Kf8 25. Be3 Ne5 26. Bb3 b5 27. Bd4 a4 28. Ba2 Rc8 29. Bxe5 dxe5 30. c4 bxc4 31. Rb4 Bh6 32. Rxc4 Ra8 33. Rc7 Be3 34. Rc3 Bb6 35. Rb1 Nd7 36. Bd5 Ra7 37. Rc8 Bc5+ 38. Ka2 Bd6 39. Nc3 e6 40. Nb5 Ra6 41. Bc6 Ke7 42. Nxd6 Kxd6 43. Bb7 Ra7 44. Rxe8 Nc5 45. Rb4 Kd7 46. Bc6+ Kc7 47. Reb8 Na6 48. R4b7+ Rxb7 49. Rxb7+ Kxc6 50. Rxf7 Nb4+ 51. Kb2 1-0

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.16"]
[Round "8"]
[White "Machado la Rosa, Ariel"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2224"]
[BlackElo "2165"]
[PlyCount "66"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Bd3 Nxd2 10. Kxd2 c5 11. h4 Nc6 12. Qf4 Bd7 13. dxc5 Qe7 14. Ne2 0-0-0 15. Nd4 Na5 16. g4 Kb8 17. Nb3 Nxb3+ 18. axb3 Qxc5 19. Qd4 Qxd4 20. cxd4 h5 21. Be2 hxg4 22. Bxg4 Rh6 23. Rh3 Rdh8 24. Rah1 Kc7 25. f4 Kd8 26. c4 Bc6 27. c5 Ke7 28. h5 gxh5 29. Rxh5 Rxh5 30. Rxh5 Rg8 31. Rg5 Rh8 32. Rh5 Rg8 33. Rg5 Rh8 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.15"]
[Round "7"]
[White "Perez Mederos, Raul"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2208"]
[BlackElo "2165"]
[PlyCount "74"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nd2 d5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. 0-0 0-0 8. Re1 b5 9. c3 a5 10. e5 Bc7 11. Nb3 c4 12. Nbd4 Nxd4 13. Nxd4 Bd7 14. a4 cxd3 15. axb5 Qb8 16. f4 Bxb5 17. Bf1 Bb6 18. Be3 Bxd4 19. Bxd4 Nf5 20. Bf2 Re8 21. Rb1 Qb7 22. Bxd3 Bxd3 23. Qxd3 Qb3 24. g4 Ne7 25. f5 Qc4 26. Qf3 exf5 27. gxf5 g6 28. fxg6 hxg6 29. e6 Rf8 30. Bd4 Nf5 31. e7 Rfe8 32. Rbd1 Ra6 33. Qh3 f6 34. Qg4 Kf7 35. Qh3 Kg8 36. Qg4 Kf7 37. Qh3 Kg8 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.14"]
[Round "6"]
[White "Zayas Sosa, Alfredo"]
[Black "Hedman Senarega, Jose Antonio"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2165"]
[BlackElo "2235"]
[PlyCount "101"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Nf3 a6 7. Be2 0-0 8. 0-0 Ne8 9. a3 g6 10. Bh6 Ng7 11. Qd2 f5 12. exf5 gxf5 13. b4 Nd7 14. Na4 b6 15. bxc5 bxc5 16. Rab1 Ra7 17. Rb3 Qe8 18. Nb6 Nxb6 19. Rxb6 Rf6 20. Rfb1 e4 21. Ne1 Qg6 22. Bg5 Rf8 23. Bf4 Ne8 24. R1b3 Kh8 25. Qd1 Ng7 26. Bc1 f4 27. Bb2 f3 28. Nxf3 exf3 29. Bxf3 Bd8 30. Bh5 Qh6 31. Rb8 Bf6 32. Bxf6 Qxf6 33. Rf3 Qe7 34. Rxf8+ Qxf8 35. Bg4 Nf5 36. Qf3 Rf7 37. Qc3+ Kg8 38. h4 Nd4 39. Kh2 Nf5 40. Qb2 Qd8 41. Kg1 Rf8 42. g3 Qc7 43. Bh3 Nd4 44. Bxc8 Rxc8 45. Rb7 Qa5 46. Qb1 Rc7 47. Rb8+ Kg7 48. Qe4 Qd2 49. Qg4+ Kh6 50. Rd8 Qe1+ 51. Kg2 1-0

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.12"]
[Round "5"]
[White "Cardin Machado, David Gronet"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2168"]
[BlackElo "2165"]
[PlyCount "50"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[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 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Ng3 Be7 9. Qe2 0-0 10. c4 Re8 11. Ne5 Nxe5 12. dxe5 Nd7 13. Rd1 Qc8 14. Bf4 b6 15. Ne4 Qb7 16. Bc2 Rad8 17. a3 a5 18. Ng5 Nf8 19. Qh5 Bxg5 20. Qxg5 Rxd1+ 21. Rxd1 Be4 22. Ba4 Bc6 23. Bc2 Be4 24. Ba4 Bc6 25. Bc2 Be4 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.10"]
[Round "4"]
[White "Zayas Sosa, Alfredo"]
[Black "Ibanez Milian, Dagoberto"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2165"]
[BlackElo "2244"]
[PlyCount "104"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. e3 Nf6 4. h3 Bh5 5. Nbd2 Nbd7 6. g4 Bg6 7. Nh4 e5 8. c3 c6 9. Nxg6 hxg6 10. Bg2 exd4 11. cxd4 d5 12. a3 a5 13. b3 Bd6 14. Bb2 g5 15. Qc2 Nf8 16. Qf5 g6 17. Qd3 Ne6 18. Nf3 Qe7 19. Ne5 Nd7 20. 0-0 Nxe5 21. dxe5 Bc5 22. b4 Bb6 23. b5 0-0 24. bxc6 bxc6 25. Kh1 Rfb8 26. Rab1 Qa7 27. Qc2 Bc5 28. Bc1 Rxb1 29. Qxb1 Rb8 30. Qc2 a4 31. Bf3 Rb3 32. Bd1 Qa6 33. Kg1 Qa5 34. Qa2 Rb8 35. Bd2 Qc7 36. Qa1 d4 37. Bxa4 Qxe5 38. Bxc6 Bd6 39. f4 gxf4 40. exf4 Qc5 41. Qc1 Qxa3 42. Qxa3 Bxa3 43. f5 gxf5 44. gxf5 Nd8 45. Be4 Rb3 46. Kg2 Bd6 47. Rf3 Rb2 48. Rf2 Nb7 49. Bxb7 Rxb7 50. Kf3 Rb3+ 51. Ke4 Rxh3 52. Rg2+ Rg3 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.08"]
[Round "3"]
[White "Vitier Vazquez, Cristian"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2097"]
[BlackElo "2165"]
[PlyCount "99"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 cxd4 10. b4 Nxb4 11. cxb4 Bxb4+ 12. Bd2 Bxd2+ 13. Nxd2 b6 14. Nb2 Ba6 15. Bxa6 Qxa6 16. Qa4 Qxa4 17. Nxa4 Rc8 18. Ke2 Ke7 19. Rac1 f6 20. Nf3 fxe5 21. Nxe5 Nxe5 22. fxe5 Rc5 23. Nb2 Rc3 24. Nd3 Rhc8 25. Rxc3 dxc3 26. Ke3 Rc4 27. Nf2 b5 28. Rc1 b4 29. Kd3 Kf7 30. Kc2 Kg6 31. Nd3 Rg4 32. g3 Re4 33. Rf1 a5 34. Kb3 Re3 35. Nf4+ Kh6 36. Nxe6 Rxe5 37. Nd4 Re4 38. Rf4 a4+ 39. Kc2 Re1 40. Rf2 Ra1 41. Kd3 Rd1+ 42. Ke3 Kg6 43. Re2 Kf6 44. Rf2+ Kg6 45. Re2 Rb1 46. Kd3 Rd1+ 47. Ke3 Rf1 48. Kd3 Rf6 49. Kc2 Ra6 50. Kd3 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.07"]
[Round "2"]
[White "Zayas Sosa, Alfredo"]
[Black "Rey Rodriguez, Yosvany"]
[Result "1/2-1/2"]
[ECO "D81"]
[WhiteElo "2165"]
[BlackElo "2117"]
[PlyCount "122"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 0-0 7. Be2 a6 8. Be3 c6 9. Rd1 b5 10. Qd3 Qc7 11. Nf3 Rd8 12. Qc2 h6 13. h3 Be6 14. 0-0 Nbd7 15. Rc1 Qb7 16. Nd2 Ne8 17. g4 Nb6 18. e5 Nd5 19. Nxd5 Bxd5 20. Ne4 e6 21. g5 h5 22. Bd3 Bxe4 23. Bxe4 Rac8 24. Bxc6 Qe7 25. Qb3 Nc7 26. Rc2 Nd5 27. Bxd5 Rxc2 28. Qxc2 exd5 29. Qc6 Qe6 30. Qxe6 fxe6 31. Rc1 Ra8 32. Rc7 Bf8 33. Kf1 a5 34. Bd2 b4 35. Ke2 Rb8 36. Rc6 Kf7 37. Ra6 Rb5 38. Kd3 Be7 39. Ra7 Kf8 40. Kc2 Bd8 41. Ra8 Ke8 42. a3 bxa3 43. bxa3 Kd7 44. Ra7+ Ke8 45. a4 Rb8 46. Rg7 Rc8+ 47. Kd3 Rc4 48. Rxg6 Kf7 49. Rh6 Rxa4 50. Rxh5 Ra3+ 51. Kc2 Kg7 52. Rh6 Ra2+ 53. Kc3 Rxd2 54. Rxe6 Rxf2 55. Rd6 Rf3+ 56. Kb2 Bxg5 57. Rxd5 Bd2 58. Rd7+ Kf8 59. d5 Rxh3 60. e6 Bb4 61. d6 Bxd6 1/2-1/2

[Event "Havana Province-ch sf Fase 1"]
[Site "Havana"]
[Date "2010.05.05"]
[Round "1"]
[White "Rodriguez Lobeto, Boris Ernesto"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2099"]
[BlackElo "2165"]
[PlyCount "101"]
[EventDate "2010.05.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Bc4 d6 4. f4 Nc6 5. Nf3 Nf6 6. Qe2 e6 7. 0-0 Be7 8. Kh1 0-0 9. a3 Nxe4 10. Nxd4 d5 11. Nxc6 bxc6 12. Bd3 f5 13. Be3 Bf6 14. c3 Bd7 15. Nd2 Qc7 16. Rf3 Rab8 17. Nf1 Be8 18. Rh3 Bg6 19. Rc1 c5 20. Ng3 Be7 21. b4 c4 22. Bb1 Bf6 23. Bxe4 fxe4 24. Qf2 a6 25. a4 Qd7 26. a5 Qa4 27. Bc5 Rf7 28. Ne2 Bf5 29. Re3 Bg4 30. Ng1 Qc6 31. h3 Bh5 32. g4 Bg6 33. Qg3 Re8 34. h4 h5 35. g5 Bd8 36. Bd4 Bc7 37. Ne2 Ref8 38. Bc5 Rxf4 39. Nxf4 Rxf4 40. Qe1 Bf5 41. Rc2 Bg4 42. Rf2 e5 43. Kg1 Bxa5 44. Rg3 Bc7 45. Be3 Rf3 46. Rgxf3 Bxf3 47. Ra2 Kh7 48. Qa1 Qd7 49. Bf2 Qh3 50. g6+ Kxg6 51. Rxa6+ 0-1

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.21"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Hernandez Lafarge, Lazaro Franci"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2167"]
[PlyCount "34"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. d3 d6 6. 0-0 0-0 7. Bg5 Bg4 8. h3 Bxf3 9. Qxf3 Bxc3 10. bxc3 h6 11. Bxf6 Qxf6 12. Qxf6 gxf6 13. Bxc6 bxc6 14. Rab1 Rab8 15. Rb3 Rb6 16. Rfb1 Rfb8 17. a4 a5 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.20"]
[Round "8"]
[White "Leon Valdes, Jony Wilson"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "2141"]
[BlackElo "2167"]
[PlyCount "88"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. d5 e6 8. Qd2 exd5 9. cxd5 a6 10. a4 Nbd7 11. Nh3 Re8 12. Be2 Ne5 13. Nf2 Rb8 14. 0-0 Bd7 15. Bg5 b5 16. axb5 Bxb5 17. Nxb5 axb5 18. f4 Ned7 19. Ra6 Rb6 20. Qa5 c4 21. Bg4 Rxa6 22. Qxa6 Qb6 23. Qxb6 Nxb6 24. Bf3 h6 25. Bh4 Nfd7 26. Nd1 Na4 27. e5 dxe5 28. d6 e4 29. Be2 Nxb2 30. Nxb2 Bxb2 31. Rb1 Bd4+ 32. Kf1 Rb8 33. Ke1 f5 34. Rxb5 Rc8 35. Kd1 Be3 36. Rb7 g5 37. fxg5 hxg5 38. Rxd7 gxh4 39. Rc7 Rd8 40. Bxc4+ Kf8 41. Rf7+ Ke8 42. Ke2 Bf4 43. Re7+ Kf8 44. Rf7+ Ke8 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.19"]
[Round "7"]
[White "Alvarez Fernandez, Carlos Rene"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "E82"]
[WhiteElo "2125"]
[BlackElo "2167"]
[PlyCount "63"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Nge2 c5 8. Qd2 Nc6 9. d5 Ne5 10. Ng3 Re8 11. Be2 Ba6 12. b3 Bb7 13. Rd1 a6 14. 0-0 Rb8 15. Bh6 Bh8 16. h3 Qc7 17. f4 Ned7 18. h4 Ra8 19. h5 b5 20. hxg6 hxg6 21. e5 dxe5 22. f5 b4 23. fxg6 fxg6 24. Qg5 Kh7 25. Bd3 Rg8 26. Qh4 Rg7 27. Bxg7+ Kxg7 28. Nce4 Qb6 29. d6 Re8 30. Qg5 Bxe4 31. Bxe4 Nxe4 32. Nh5+ 1-0

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.18"]
[Round "6"]
[White "Zayas Sosa, Alfredo"]
[Black "Gonzalez Rondon, Gelacio"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2167"]
[BlackElo "2124"]
[PlyCount "98"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. f4 g6 4. Nf3 Bg7 5. d3 0-0 6. Be2 c6 7. Bd2 Qc7 8. Qc1 e5 9. 0-0 Nbd7 10. h3 Nh5 11. f5 Ng3 12. Rf2 Nxe2+ 13. Nxe2 Nf6 14. g4 Re8 15. Bh6 d5 16. Bxg7 Kxg7 17. Ng3 Qb6 18. Kg2 Qc5 19. d4 exd4 20. e5 Ng8 21. Nh5+ gxh5 22. Qg5+ Kh8 23. f6 Qf8 24. Qxh5 Be6 25. Ng5 Nh6 26. Nxh7 Kxh7 27. g5 Bxh3+ 28. Kxh3 Rxe5 29. g6+ fxg6 30. Qxe5 Qc8+ 31. Kg2 Qg4+ 32. Kf1 Qh3+ 33. Kg1 Ng4 34. Qc7+ Kh6 35. Qf4+ Kh7 36. Re1 Nxf2 37. Re7+ Kh8 38. f7 Rf8 39. Kxf2 Qf5 40. Qxf5 gxf5 41. Rxb7 Kg7 42. Rxa7 Rxf7 43. Rxf7+ Kxf7 44. a4 Ke7 45. a5 Kd6 46. Kf3 Kc5 47. Kf4 Kb5 48. Kxf5 Kxa5 49. Ke5 c5 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.17"]
[Round "5"]
[White "Gonzalez Reyes, Pablo Adolfo"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2100"]
[BlackElo "2167"]
[PlyCount "50"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Bc4 Nh5 6. Bg3 h6 7. Bh4 g5 8. Nfd2 Nf6 9. Bg3 c6 10. a4 Qb6 11. Bb3 Bg4 12. f3 Bh5 13. a5 Qd8 14. Nc3 Nbd7 15. Qe2 0-0 16. 0-0 e5 17. Nc4 Qe7 18. Rad1 Ne8 19. dxe5 Nxe5 20. Bxe5 Bxe5 21. Qd3 Bg6 22. Qd2 Bg7 23. Rc1 Rd8 24. Rfe1 Kh8 25. Qf2 a6 0-1

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.16"]
[Round "4"]
[White "Zayas Sosa, Alfredo"]
[Black "Martinez Ival, Carlos"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2167"]
[BlackElo "2083"]
[PlyCount "61"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 0-0 8. 0-0 b6 9. b3 Ba6 10. Bf4 Nbd7 11. Nbd2 Rc8 12. e4 c5 13. exd5 exd5 14. Rfe1 cxd4 15. Nxd4 Bb4 16. Nf5 Ne4 17. Bxe4 dxe4 18. Qxe4 Nf6 19. Qc2 Qd7 20. a3 Bxd2 21. Bxd2 Rc5 22. Ne7+ Kh8 23. Bb4 Rh5 24. Rad1 Qh3 25. f3 Rg5 26. Qg2 Qh5 27. f4 Rg4 28. Re4 g5 29. Rde1 Rb8 30. h3 Bb7 31. Nd5 1-0

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.15"]
[Round "3"]
[White "Zayas Sosa, Alfredo"]
[Black "Fernandez Camejo, Jose Angel"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2167"]
[BlackElo "2094"]
[PlyCount "88"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. e3 b5 6. c5 Nbd7 7. Bd3 e5 8. Nxe5 Nxe5 9. dxe5 Ng4 10. f4 Bxc5 11. Qf3 Qb6 12. Ke2 Nh6 13. h3 Nf5 14. g4 Ne7 15. Bd2 0-0 16. a3 a5 17. Rab1 a4 18. Na2 f6 19. exf6 Rxf6 20. Kd1 Bb7 21. Rc1 Bd6 22. Re1 c5 23. Qe2 b4 24. axb4 cxb4 25. f5 Rff8 26. Bb5 b3 27. Nc3 a3 28. Na4 Rxa4 29. Bxa4 Ba6 30. Qg2 axb2 31. Rb1 Be5 32. e4 Bd3 33. Rxb2 Bxb2 34. exd5 Bc2+ 35. Ke2 Qa6+ 36. Kf2 Bd4+ 37. Kg3 Qxa4 38. d6 Nc6 39. Qd5+ Kh8 40. d7 b2 41. Re8 Qa6 42. Kh2 b1Q 43. Qxd4 Nxd4 44. d8Q Nf3+ 0-1

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.14"]
[Round "2"]
[White "Martin Rosabal, Jorge Carlos"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2157"]
[BlackElo "2167"]
[PlyCount "47"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nd5 Bg7 7. Nxf6+ Bxf6 8. Bh6 Nc6 9. c3 Nxd4 10. cxd4 Qb6 11. Rc1 Qxd4 12. Bd3 Qb4+ 13. Bd2 Qb6 14. Bh6 Qb4+ 15. Bd2 Qxb2 16. Rb1 Qxa2 17. Bb5+ Kf8 18. 0-0 Kg7 19. Qe2 Qe6 20. f4 a6 21. Bc4 Bd4+ 22. Kh1 Qd7 23. Qd3 Bc5 24. f5 0-1

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.13"]
[Round "1"]
[White "Zayas Sosa, Alfredo"]
[Black "Collazo Perez, Jorge Luis"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2167"]
[BlackElo "2015"]
[PlyCount "77"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Bxd2+ 6. Qxd2 c5 7. d5 d6 8. Nc3 0-0 9. Nf3 exd5 10. cxd5 Bg4 11. 0-0 Re8 12. Rfe1 Nbd7 13. h3 Bh5 14. Nh4 Ne5 15. b3 Ned7 16. Nb5 Red8 17. Nf5 Qf8 18. Nbxd6 Rab8 19. e4 Ne5 20. g4 Bg6 21. f4 Ned7 22. e5 Ne8 23. Nxe8 Bxf5 24. Nd6 Bg6 25. f5 Nxe5 26. Nc4 Nxc4 27. bxc4 Bxf5 28. gxf5 Qd6 29. Rab1 b6 30. Rb3 Kf8 31. Qg5 h6 32. Qg3 Qf6 33. Qe5 Qh4 34. Re4 Qh5 35. Rg3 g6 36. Qe7+ Kg8 37. fxg6 fxg6 38. Qf6 g5 39. Re7 1-0

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.13"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Quesada Chow, Ismael Adan"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2167"]
[BlackElo "2137"]
[PlyCount "175"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. e4 a6 9. Re1 exd4 10. Nxd4 Ng4 11. h3 Nge5 12. b3 Nc5 13. Re3 Qf6 14. Nde2 Rb8 15. Bb2 Qd8 16. Rb1 b5 17. f4 b4 18. fxe5 bxc3 19. Nxc3 dxe5 20. Qxd8 Rxd8 21. Nd5 Rd7 22. Ba3 Ne6 23. Rf1 c5 24. h4 Rdb7 25. Bh3 Nd4 26. Bxc8 Rxc8 27. Rf2 Bh6 28. Re1 Bg7 29. Kg2 Ne6 30. Kh3 h5 31. Rd1 Nd4 32. Rd3 Bh6 33. Nf6+ Kf8 34. Kg2 Kg7 35. g4 hxg4 36. Nxg4 Bf4 37. Rh3 Rbc7 38. Bb2 a5 39. Bc3 Ra7 40. Bd2 Bxd2 41. Rxd2 f6 42. Rf2 Ra6 43. h5 gxh5 44. Rxh5 Ne6 45. Rxf6 Nf4+ 46. Rxf4 exf4 47. Kf3 a4 48. Rg5+ Rg6 49. Rf5 axb3 50. axb3 Rb6 51. Kxf4 Rxb3 52. Rg5+ Kf8 53. Nf6 Rc7 54. Nd5 Rh7 55. Ke5 Rb1 56. Kd6 Rh4 57. Rf5+ Kg7 58. Nf4 Re1 59. Ke5 Kg8 60. Kd5 Rf1 61. Rg5+ Kf7 62. Nd3 Kf6 63. Rg3 Rh5+ 64. e5+ Kf5 65. Re3 Rh4 66. e6 Rd4+ 67. Kxc5 Rxd3 68. Rxd3 Kxe6 69. Kc6 Ke7 70. Kc7 Rc1 71. Rd4 Rc2 72. Kc6 Rh2 73. c5 Rc2 74. Kb6 Rb2+ 75. Kc7 Re2 76. Rd1 Re3 77. c6 Re2 78. Rd4 Re3 79. Kc8 Re1 80. Rd7+ Ke8 81. c7 Rb1 82. Rd3 Re1 83. Kb7 Rb1+ 84. Kc6 Rc1+ 85. Kd6 Rc2 86. Re3+ Kf7 87. Re5 Rd2+ 88. Kc6 1-0

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.12"]
[Round "8"]
[White "Zayas Sosa, Alfredo"]
[Black "De Quesada Pena, Alexei"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "2167"]
[BlackElo "2236"]
[PlyCount "118"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Re8 10. Nd2 Nbd7 11. a4 Rb8 12. Nc4 Nb6 13. Na3 Bg4 14. a5 Nc8 15. Nc4 b5 16. axb6 axb6 17. Re1 Qd7 18. e4 Bh3 19. Bf4 Bxg2 20. Kxg2 b5 21. Na5 b4 22. Nc6 Rb7 23. Na4 Rxe4 24. Rxe4 Nxe4 25. Qd3 Nf6 26. Re1 Rc7 27. Nxc5 dxc5 28. Bxc7 Qxc7 29. Qa6 Bf8 30. Nxb4 Nb6 31. Nd3 Nbxd5 32. Ne5 h5 33. h4 Kg7 34. Qb5 Qb6 35. Qe2 Qb7 36. Kg1 Bd6 37. Nc4 Bc7 38. Qd3 Nb4 39. Qe2 Nc6 40. Qf3 Qb4 41. Qc3 Qxc3 42. bxc3 Nd5 43. Rc1 Be5 44. Nxe5 Nxe5 45. Kf1 c4 46. Ke2 Nd3 47. Rc2 Kf6 48. f3 Kf5 49. Kd2 f6 50. Ra2 Ne5 51. f4 Nf3+ 52. Kc2 Kg4 53. Ra5 Ne3+ 54. Kc1 Kxg3 55. Ra6 Nd5 56. Rd6 Nxc3 57. Rxf6 Ne2+ 58. Kc2 Nxf4 59. Rc6 Nd4+ 0-1

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.11"]
[Round "7"]
[White "Lemes Rosales, Lazaro"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2179"]
[BlackElo "2167"]
[PlyCount "53"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 h6 8. Be3 e5 9. Qd3 Nf6 10. h3 Be7 11. 0-0-0 0-0 12. g4 Qa5 13. g5 hxg5 14. Bxg5 Rfe8 15. Rhg1 d5 16. exd5 e4 17. Qd4 Nh5 18. Bxe7 Rxe7 19. Nh4 Bd7 20. Rg5 g6 21. Rxh5 gxh5 22. Rg1+ Bg4 23. Nf5 f6 24. Nxe7+ Kf7 25. hxg4 Qb6 26. Qxb6 axb6 27. Nf5 1-0

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.10"]
[Round "6"]
[White "Ragolta Franco, Eduardo"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2268"]
[BlackElo "2167"]
[PlyCount "110"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. d3 g6 5. g3 Bg7 6. Bg2 Nge7 7. h4 h6 8. Bd2 d6 9. a3 Be6 10. Rb1 a5 11. 0-0 0-0 12. Nh2 f5 13. Nd5 Kh7 14. e3 Rb8 15. Qe1 b6 16. b4 axb4 17. axb4 b5 18. Nxe7 Nxe7 19. cxb5 c4 20. Qe2 d5 21. Rfd1 Qb6 22. dxc4 dxc4 23. Ra1 Bg8 24. Bc3 Rfd8 25. h5 gxh5 26. Ra6 Qxb5 27. Rad6 Rxd6 28. Rxd6 Bf7 29. e4 f4 30. gxf4 Ng6 31. Qxh5 exf4 32. Rd5 Bxd5 33. Bxg7 Kxg7 34. Ng4 Rh8 35. exd5 Qe8 36. d6 Qe6 37. d7 Qxd7 38. Be4 Qe6 39. f3 Ne7 40. Qh2 Qb6+ 41. Kh1 Rd8 42. Qxf4 Qd6 43. Qxd6 Rxd6 44. Ne3 c3 45. b5 Rb6 46. Bd3 Kf6 47. Kg2 Rb8 48. Kf2 Ke5 49. Ke2 h5 50. Nc4+ Kd4 51. Na5 h4 52. Nb3+ Ke5 53. Kf2 Nd5 54. Na5 Rh8 55. Nc6+ Kd6 0-1

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.09"]
[Round "5"]
[White "Zayas Sosa, Alfredo"]
[Black "Salgado Segui, Roberto"]
[Result "1-0"]
[ECO "A64"]
[WhiteElo "2167"]
[BlackElo "2176"]
[PlyCount "97"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. Nf3 Bg7 6. g3 0-0 7. Bg2 e6 8. 0-0 exd5 9. cxd5 Re8 10. Nd2 Nbd7 11. a4 a6 12. Nc4 Ne5 13. Na3 Rb8 14. h3 Qc7 15. Kh2 h6 16. f4 Ned7 17. Qd3 b6 18. e4 Bb7 19. Bd2 Nh7 20. Rae1 Nhf8 21. Nd1 Rbc8 22. b3 Qb8 23. Bc3 f6 24. Ne3 Re7 25. h4 c4 26. bxc4 Nc5 27. Qc2 Rce8 28. Ng4 Nfd7 29. Nf2 Bc8 30. Re3 Nf8 31. Rfe1 Bd7 32. a5 Ba4 33. Qe2 bxa5 34. Ng4 Nfd7 35. Rb1 Bb3 36. Qb2 Kf7 37. e5 fxe5 38. fxe5 Nxe5 39. Bxe5 Bxe5 40. Qf2+ Kg7 41. Rxe5 dxe5 42. Qxc5 h5 43. Nf2 e4 44. d6 Re5 45. Qd4 a4 46. Nxe4 Kh6 47. Rf1 Qd8 48. Rf7 R8e6 49. Ng5 1-0

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.07"]
[Round "4"]
[White "Valido Bouza, Cesar Jose"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2211"]
[BlackElo "2167"]
[PlyCount "71"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. h3 0-0 8. Bb3 Nc6 9. Be3 a6 10. 0-0 Bd7 11. f4 Qc7 12. Nd5 Nxd5 13. exd5 Na5 14. c3 Nc4 15. Bxc4 Qxc4 16. Qb3 b5 17. Rac1 Rac8 18. Rfe1 Rfe8 19. Nc2 Bf5 20. Nb4 a5 21. Nc6 a4 22. Qxc4 bxc4 23. Bd4 Bf8 24. a3 Bd7 25. Nb4 Bh6 26. Be3 Ra8 27. Kf2 Bg7 28. Bd4 Bh6 29. Kf3 Bf8 30. g4 e6 31. Kg3 e5 32. Be3 f5 33. gxf5 gxf5 34. Kf3 Kf7 35. Rg1 Bg7 36. Rg2 1-0

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.06"]
[Round "3"]
[White "Zayas Sosa, Alfredo"]
[Black "Yanes Canizares, Alejandro"]
[Result "1/2-1/2"]
[ECO "A64"]
[WhiteElo "2167"]
[BlackElo "2284"]
[PlyCount "122"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Nd2 a6 11. a4 Nbd7 12. Nc4 Ne5 13. Na3 Qc7 14. h3 Rb8 15. f4 Ned7 16. e4 h5 17. Kh2 b6 18. Re1 Bb7 19. Nc4 Nh7 20. Ra3 Ba8 21. Rb3 Nhf8 22. Re2 Rbd8 23. Qe1 Bb7 24. Bd2 f6 25. Qf1 Re7 26. Qd1 Rde8 27. Bc1 Bc8 28. Rf2 Bh8 29. f5 Ne5 30. Nxe5 Rxe5 31. Bf4 R5e7 32. fxg6 h4 33. gxh4 Nxg6 34. Bg3 c4 35. Ra3 Rh7 36. h5 Ne5 37. Bxe5 Rxe5 38. Bf3 Rg5 39. Rg2 Rxg2+ 40. Kxg2 Rg7+ 41. Bg4 f5 42. exf5 Bxf5 43. Kh1 Bxg4 44. hxg4 Qe7 45. Ne2 Qh4+ 46. Kg2 Rxg4+ 47. Rg3 Be5 48. Rxg4+ Qxg4+ 49. Kf2 Bxb2 50. Qd2 Bg7 51. Qe3 Qxh5 52. Qxb6 Qxd5 53. Qxa6 Qc5+ 54. Ke1 d5 55. a5 c3 56. Qe6+ Kf8 57. Nf4 Qg1+ 58. Ke2 Bd4 59. Qf5+ Ke7 60. Qe6+ Kf8 61. Qf5+ Ke7 1/2-1/2

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.05"]
[Round "2"]
[White "Mulet Lopez, Pedro L"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "2167"]
[PlyCount "102"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 0-0 5. Bd3 d6 6. 0-0 Nc6 7. Nbd2 Nb4 8. Bc4 c6 9. c3 Nbd5 10. e4 Nb6 11. Bb3 h6 12. Bh4 g5 13. Bg3 Nh5 14. e5 Nxg3 15. hxg3 Nd5 16. Bc2 Bg4 17. Qe1 f5 18. Nh2 Bh5 19. Nc4 b5 20. Ne3 Nxe3 21. Qxe3 Bg6 22. Rfe1 d5 23. Qd3 e6 24. g4 Qe8 25. a4 a6 26. Ra3 Qf7 27. Rea1 Rab8 28. axb5 axb5 29. b4 Rb7 30. Ra6 Rc8 31. Nf1 Kh7 32. Qd1 h5 33. gxf5 exf5 34. Nd2 g4 35. f4 h4 36. Nf1 Bh6 37. Qc1 Qe6 38. g3 Rh8 39. Kg2 Rc7 40. gxh4 Qe7 41. Kg3 Kg7 42. h5 Bxh5 43. Ra8 Rf8 44. Rxf8 Qxf8 45. Ne3 Bg6 46. Qb1 Kh8 47. Ra6 Bxf4+ 48. Kf2 Bxe3+ 49. Kxe3 Qh6+ 50. Ke2 Qh2+ 51. Kd1 g3 0-1

[Event "Havana UCI op 8th"]
[Site "Havana"]
[Date "2009.11.04"]
[Round "1"]
[White "Zayas Sosa, Alfredo"]
[Black "Velazquez Montada, Yordan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2167"]
[PlyCount "75"]
[EventDate "2009.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 g6 5. Bg2 Bg7 6. 0-0 c6 7. Qc2 0-0 8. b3 Nbd7 9. Rd1 Re8 10. Nc3 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 Kh7 15. Bb2 Nd7 16. h4 Qf6 17. h5 Qf5 18. hxg6+ fxg6 19. Qe2 e5 20. Nh4 Qf7 21. d5 e4 22. Bxg7 Kxg7 23. dxc6 Nf6 24. cxb7 Bxb7 25. Bh3 e3 26. fxe3 Re7 27. Rd3 Rae8 28. Rf1 Be4 29. Rd6 Re6 30. Bxe6 Rxe6 31. Qd2 Qe7 32. Rxe6 Qxe6 33. Qd4 g5 34. Qxa7+ Kg8 35. Qb8+ Ne8 36. Nf3 Bc6 37. Qe5 Qg4 38. Nd4 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.29"]
[Round "11"]
[White "Zayas Sosa, Alfredo"]
[Black "Enriquez Garcia, Dashiell"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2163"]
[PlyCount "137"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Bg4 9. c3 e6 10. h3 Bh5 11. Qe2 Qd5 12. g4 Bg6 13. Bc4 Qe4 14. Qxe4 Bxe4 15. Ke2 Bd6 16. Bd3 Bxd3+ 17. Kxd3 0-0-0 18. Bg5 h6 19. Be3 e5 20. dxe5 Bxe5+ 21. Kc2 Bb8 22. Rad1 h5 23. gxh5 Rxd1 24. Rxd1 Nxh5 25. Rg1 f6 26. h4 Bc7 27. Rg4 Bb6 28. Bxb6 axb6 29. a4 Rh6 30. Nd4 g6 31. Ne6 f5 32. Rd4 Rh8 33. Nf4 Nxf4 34. Rxf4 c5 35. Kb3 Kc7 36. Kc4 Kc6 37. b3 Rh7 38. Kd3 Kd5 39. f3 Rh8 40. b4 Rh7 41. Rc4 Re7 42. a5 cxb4 43. Rxb4 bxa5 44. Rb5+ Kc6 45. Rxa5 f4 46. Rg5 Re3+ 47. Kd4 Rxf3 48. Rxg6+ Kd7 49. h5 Rh3 50. h6 f3 51. Ke3 f2+ 52. Kxf2 Rxc3 53. Rg7+ Ke6 54. Rg3 Rc2+ 55. Kg1 Rc5 56. Kh2 Rh5+ 57. Rh3 Rxh3+ 58. Kxh3 Kf6 59. h7 Kg7 60. h8Q+ Kxh8 61. Kg4 Kg7 62. Kf5 Kf7 63. Ke5 Ke7 64. Kd5 Kd7 65. Kc5 Kc7 66. Kb5 b6 67. Kb4 Kc6 68. Kc4 b5+ 69. Kb4 1/2-1/2

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.28"]
[Round "10"]
[White "Basulto Riveron, Eddy"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1997"]
[BlackElo "2163"]
[PlyCount "46"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. Bc4 a6 8. Qe2 0-0 9. g4 Nc6 10. g5 Nxd4 11. Bxd4 Nd7 12. h4 b5 13. Bd3 Bb7 14. Rg1 Rc8 15. h5 b4 16. Nd1 Ne5 17. f4 Nxd3+ 18. Qxd3 Qc7 19. Ne3 e5 20. Nf5 Rfe8 21. Rc1 exd4 22. Qxd4 Bf8 23. e5 dxe5 0-1

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.26"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Alvarez Fernandez, Carlos Rene"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2163"]
[BlackElo "2054"]
[PlyCount "117"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 d6 6. Bg2 Nc6 7. 0-0 e5 8. d5 Ne7 9. e4 Ne8 10. Ne1 f5 11. Nd3 Nf6 12. f4 Nd7 13. Rb1 c6 14. Be3 cxd5 15. Nxd5 Nxd5 16. cxd5 fxe4 17. Bxe4 Nf6 18. Bg2 Ng4 19. Qe2 Bf5 20. Rbe1 Nxe3 21. Qxe3 Bxd3 22. Qxd3 Qb6+ 23. Kh1 exf4 24. b3 fxg3 25. Qxg3 Be5 26. Qg4 Qc7 27. Qe6+ Kg7 28. Qg4 Rxf1+ 29. Rxf1 Rf8 30. Rxf8 Kxf8 31. Qg5 Qf7 32. Qe3 b6 33. Qf3 Bf4 34. Qc3 Kg8 35. Be4 Be5 36. Qf3 Qc7 37. Qe3 Kg7 38. Qg5 Bf6 39. Qd2 Qe7 40. Bf3 Be5 41. Kg1 Qh4 42. Kh1 Qh3 43. Qg2 Qh4 44. Qd2 g5 45. Qe2 Qf4 46. Kg1 Kf6 47. Kh1 Qh4 48. Kg1 Qh3 49. Qg2 Qh4 50. Qe2 Qh3 51. Qg2 Qf5 52. Qe2 Qf4 53. Kh1 Qc1+ 54. Kg2 Qf4 55. Kh1 Qh4 56. Kg1 Qh3 57. Qg2 Qxg2+ 58. Kxg2 Kf5 59. h3 0-1

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.25"]
[Round "8"]
[White "Cancio Bello Ayes, Flavia"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2101"]
[BlackElo "2163"]
[PlyCount "114"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Nc6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. 0-0 0-0 10. Qd3 Be6 11. Nd5 Nxd5 12. exd5 Bf5 13. Qe2 Rc8 14. c3 Re8 15. Bg5 h6 16. Be3 b6 17. Qd2 Kh8 18. h3 Rc4 19. g4 Bd7 20. Rfe1 Qc8 21. Bf1 Rc7 22. a4 Qb7 23. Ra3 e5 24. dxe6 Rxe6 25. f4 f5 26. a5 fxg4 27. axb6 axb6 28. Bg2 Bc6 29. hxg4 Rce7 30. Bxc6 Qxc6 31. Kf2 Bf6 32. Kg3 h5 33. g5 Bg7 34. Raa1 Qb5 35. Bf2 Qf5 36. Rxe6 Qg4+ 37. Kh2 Rxe6 38. Re1 b5 39. Rxe6 Qxe6 40. Qe3 Qf5 41. Bg3 Qc2+ 42. Qf2 Qxf2+ 43. Bxf2 Kg8 44. Kg2 Kf7 45. Kf3 Ke6 46. Ke4 d5+ 47. Kf3 Kf5 48. Be1 d4 49. cxd4 Bxd4 50. b3 Bc5 51. Bh4 Bd6 52. Bg3 Bc7 53. Bh2 h4 54. Ke3 Bb6+ 55. Kf3 Bc5 56. Kg2 Be3 57. Kf3 Bc1 0-1

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.22"]
[Round "6"]
[White "Gonzalez Reyes, Pablo Adolfo"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2100"]
[BlackElo "2163"]
[PlyCount "43"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. Bf4 Nf6 4. e3 d5 5. Bd3 Be7 6. 0-0 0-0 7. Nbd2 c6 8. c4 Ne4 9. Rc1 Nd7 10. Bxe4 fxe4 11. Ne5 Qe8 12. Qg4 Nf6 13. Qh3 Nh5 14. Bg3 Nxg3 15. Qxg3 Rf5 16. f3 exf3 17. Rxf3 Bd6 18. Rcf1 Bxe5 19. dxe5 Bd7 20. e4 dxe4 21. Nxe4 Qf7 22. Ng5 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.22"]
[Round "7"]
[White "Zayas Sosa, Alfredo"]
[Black "Ramos Tuya, Moises"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2163"]
[BlackElo "1976"]
[PlyCount "57"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 Nf6 4. Bc4 c6 5. 0-0 d6 6. d4 b5 7. dxe5 dxe5 8. Bd3 Qc7 9. a4 b4 10. Ne2 Be7 11. Ng3 0-0 12. Qe2 h6 13. Nh4 Bg4 14. f3 Be6 15. Nhf5 Bc5+ 16. Kh1 Kh7 17. f4 Nbd7 18. Nxh6 gxh6 19. f5 Qd6 20. fxe6 Qxe6 21. Nf5 Ng8 22. Qg4 Qg6 23. Qh3 Ndf6 24. Nxh6 Nxh6 25. Bxh6 Qxh6 26. Qxh6+ Kxh6 27. Rxf6+ Kg5 28. Raf1 Be3 29. R1f5+ 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.19"]
[Round "5"]
[White "Rabelo Prieto, Rances"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2081"]
[BlackElo "2163"]
[PlyCount "63"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 Nc6 7. a3 Be7 8. Bd3 d6 9. exd6 Qxd6 10. 0-0 Bd7 11. Nbd2 Nf6 12. Nc4 Qd5 13. Ne3 Qd6 14. Nc4 Qd5 15. Ne3 Qh5 16. b4 g5 17. b5 Nd8 18. Be2 g4 19. Ne5 Rg8 20. N3xg4 Nxg4 21. Bxg4 Qh4 22. g3 Qf6 23. Nxd7 Kxd7 24. Bf4 Ke8 25. Re1 Qg6 26. Bf3 Qf5 27. Bg2 Qxb5 28. d5 exd5 29. Qh5 Qd3 30. Bd6 Ne6 31. Rxe6 Rg5 32. Rxe7+ 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.19"]
[Round "4"]
[White "Zayas Sosa, Alfredo"]
[Black "Fernandez Mayola, Reynold Rafael"]
[Result "1/2-1/2"]
[ECO "E00"]
[WhiteElo "2163"]
[BlackElo "2052"]
[PlyCount "112"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Nc6 6. e3 Bxd2+ 7. Nxd2 d6 8. Ngf3 e5 9. 0-0 0-0 10. d5 Nb8 11. e4 a5 12. b3 Na6 13. a3 Bg4 14. h3 Bxf3 15. Bxf3 c6 16. Re1 Qd7 17. Kg2 cxd5 18. cxd5 b5 19. Be2 Nc5 20. Bf1 Ne8 21. b4 Na4 22. Nb3 axb4 23. axb4 f5 24. exf5 Qxf5 25. Qd2 Qf3+ 26. Kg1 Nc7 27. Na5 Qxd5 28. Qxd5+ Nxd5 29. Rxa4 bxa4 30. Bc4 Rab8 31. Nc6 Kh8 32. Nxb8 Nb6 33. Ba2 Rxb8 34. f4 exf4 35. gxf4 g6 36. Re6 Rd8 37. Kf2 a3 38. Ke1 Na4 39. Re3 Rb8 40. Rb3 d5 41. Rxa3 Rxb4 42. Bxd5 Rxf4 43. Ke2 Kg7 44. Ke3 Rh4 45. Kf2 h5 46. Kg2 Kh6 47. Kg3 Rd4 48. Bf3 Nc5 49. h4 Ne6 50. Re3 Ng7 51. Be4 Nf5+ 52. Bxf5 gxf5 53. Re6+ Kg7 54. Ra6 Rg4+ 55. Kh3 Re4 56. Kg3 Re3+ 1/2-1/2

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.18"]
[Round "3"]
[White "Zayas Sosa, Alfredo"]
[Black "Puig Moreira, Livan Jesus"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2163"]
[BlackElo "2155"]
[PlyCount "105"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. d5 exd5 8. Nh4 d6 9. Nf5 Re8 10. Nc3 Nbd7 11. cxd5 Bf8 12. Bg5 h6 13. Be3 Nh7 14. Bd4 g6 15. Ne3 Bg7 16. Qc2 a6 17. Rfd1 Ne5 18. Rac1 Rc8 19. Bh3 Rb8 20. Bg2 Rc8 21. Bh3 Ra8 22. Qb3 Bc8 23. Bg2 Nd7 24. Rd2 Nc5 25. Qd1 a5 26. b3 Ba6 27. a3 a4 28. Nxa4 Nxa4 29. bxa4 Bc8 30. Rdc2 Re7 31. h3 Kf8 32. Bxg7+ Kxg7 33. Rc4 Bd7 34. Rb4 Ra5 35. Rcc4 Re5 36. Qc1 Rc5 37. Qd2 Qe7 38. Kh2 Nf6 39. Rd4 h5 40. Bf3 Nh7 41. h4 Nf6 42. Kg2 Bc8 43. Nc4 Rf5 44. e4 Rxf3 45. Kxf3 Bg4+ 46. Kg2 Qd7 47. f3 Bxf3+ 48. Kxf3 Qg4+ 49. Kg2 Nxe4 50. Qe3 f5 51. Qf3 Qxf3+ 52. Kxf3 Nf6 53. Rb5 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.17"]
[Round "2"]
[White "Macia Velazquez, Marlies"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2092"]
[BlackElo "2163"]
[PlyCount "82"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 Nge7 7. Nf3 Rb8 8. 0-0 0-0 9. Bd2 d5 10. Rb1 b5 11. a3 d4 12. Ne2 a5 13. Qe1 b4 14. axb4 Nxb4 15. Qc1 Ba6 16. Ne5 f6 17. Nc4 Nec6 18. f5 e5 19. fxg6 hxg6 20. b3 Bxc4 21. bxc4 Qd7 22. Ra1 Kh7 23. h3 Ra8 24. g4 Nd8 25. Rf2 Ne6 26. Bf1 Nd8 27. Ng3 Nf7 28. Qd1 a4 29. h4 a3 30. g5 Ra6 31. Rh2 Rh8 32. h5 Nxg5 33. hxg6+ Kxg6 34. Rxh8 Bxh8 35. Qh5+ Kg7 36. Bxg5 fxg5 37. Bh3 Qf7 38. Nf5+ Kg8 39. Nh6+ Rxh6 40. Qxh6 Bg7 41. Qb6 Qf4 1-0

[Event "Havana Municipal-ch 12th"]
[Site "Havana"]
[Date "2009.09.15"]
[Round "1"]
[White "Zayas Sosa, Alfredo"]
[Black "Calveira Leon, Jesus"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2163"]
[BlackElo "2061"]
[PlyCount "109"]
[EventDate "2009.09.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 b4 10. Ne4 Qb6 11. Nfd2 Rc8 12. Nc4 Qc7 13. Bd2 Nxe4 14. Bxe4 c5 15. Rac1 Bxe4 16. Qxe4 Qc6 17. Qxc6 Rxc6 18. dxc5 Bxc5 19. Na5 Rc7 20. Bxb4 0-0 21. Rfd1 Rfc8 22. Bxc5 Rxc5 23. Rxc5 Rxc5 24. Nb3 Rc7 25. Kf1 Kf8 26. Ke1 Ke7 27. Rd2 Nf6 28. f3 Nd5 29. Ke2 Nb6 30. e4 e5 31. Na5 Ke6 32. b3 Rc5 33. Nb7 Rc7 34. Nd6 Rc6 35. Nf5 g6 36. Ne3 a5 37. Rc2 Rxc2+ 38. Nxc2 f5 39. Kd3 f4 40. Na3 a4 41. b4 g5 42. Nc4 Nd7 43. Kc3 h5 44. h3 Nf6 45. b5 g4 46. hxg4 hxg4 47. b6 Nxe4+ 48. fxe4 f3 49. gxf3 g3 50. b7 g2 51. b8Q g1Q 52. Qxe5+ Kf7 53. Nd6+ Kg6 54. Qf4 Kg7 55. Qg4+ 1-0

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.08.03"]
[Round "9"]
[White "Zayas Sosa, Alfredo"]
[Black "Machado la Rosa, Adrian"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2147"]
[BlackElo "2244"]
[PlyCount "158"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 a6 5. Nc3 b5 6. cxd5 cxd5 7. Bd3 e6 8. 0-0 Bb7 9. Bd2 Bd6 10. Ne2 Nbd7 11. a4 b4 12. a5 Qe7 13. Qb3 Ne4 14. Rfc1 Nxd2 15. Nxd2 f5 16. f4 0-0 17. Nf3 Nf6 18. Qd1 Qd8 19. Qe1 Re8 20. Rc2 Nd7 21. Nc1 Rc8 22. Rxc8 Bxc8 23. Nb3 Nb8 24. Ne5 Bxe5 25. fxe5 Nc6 26. Qe2 Qg5 27. Kh1 Nb8 28. Rc1 Bd7 29. Nc5 Bc8 30. g3 Nc6 31. Ra1 Qd8 32. Bxa6 Qc7 33. Bb5 Re7 34. Rc1 Nxa5 35. b3 Qb8 36. Ba4 Rc7 37. Ra1 Ra7 38. Rc1 Rc7 39. g4 Rf7 40. gxf5 Rxf5 41. Rf1 Rxf1+ 42. Qxf1 Qc7 43. Qb5 Qf7 44. Qe8+ Qxe8 45. Bxe8 Kf8 46. Ba4 Ke7 47. Kg1 g6 48. Kf2 Nb7 49. Nd3 Bd7 50. Nxb4 Bxa4 51. bxa4 Na5 52. Nd3 Nc4 53. Nc5 Na5 54. Kf3 Nc6 55. Kf4 h6 56. h4 Kf7 57. Nb7 Na7 58. a5 Ke7 59. e4 dxe4 60. Kxe4 g5 61. hxg5 hxg5 62. Nd6 Kd7 63. Nf7 g4 64. Ng5 g3 65. a6 g2 66. Nf3 Nb5 67. Ke3 Kc6 68. Kf2 g1Q+ 69. Kxg1 Kb6 70. Kf2 Kxa6 71. Ke3 Kb6 72. Ng5 Nc7 73. Ke4 Kc6 74. Nxe6 Nxe6 75. d5+ Kd7 76. Kf5 Nc7 77. e6+ Ke8 78. Ke5 Nxd5 79. Kxd5 Ke7 1/2-1/2

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.08.02"]
[Round "8"]
[White "Cierna Rodriguez, Alain"]
[Black "Zayas Sosa, Alfredo"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2154"]
[BlackElo "2147"]
[PlyCount "64"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. c3 g6 4. Bf4 cxd4 5. cxd4 Bg7 6. Nc3 0-0 7. e4 d5 8. e5 Ne4 9. Qb3 Nxc3 10. bxc3 Nc6 11. Be2 f6 12. exf6 exf6 13. 0-0 Na5 14. Qb4 Re8 15. Bb5 Bf8 16. Qa4 Re6 17. Rfe1 a6 18. Bd3 Bd7 19. Qc2 Rc8 20. Rxe6 Bxe6 21. h4 Qd7 22. Re1 Nc4 23. Bxg6 hxg6 24. Qxg6+ Bg7 25. Bh6 Bf5 26. Qxg7+ Qxg7 27. Bxg7 Kxg7 28. Re7+ Kg8 29. Rxb7 Re8 30. Kh2 Re2 31. Kg3 Rc2 32. Ra7 Rxa2 1/2-1/2

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.08.01"]
[Round "7"]
[White "Zayas Sosa, Alfredo"]
[Black "Infante Machin, Brian Jose"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2147"]
[BlackElo "2157"]
[PlyCount "85"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Ra7 11. Rc1 Be4 12. Qd1 Bxf3 13. Bxf3 Qxd4 14. Be3 Qxd1+ 15. Rxd1 c5 16. a4 bxa4 17. Nc3 Nbd7 18. Nxa4 Rb8 19. Rac1 h6 20. Nxc5 Bxc5 21. Bxc5 Nxc5 22. Rxc5 Rxb2 23. Rc8+ Kh7 24. Rdd8 a5 25. Rh8+ Kg6 26. Ra8 Rxa8 27. Rxa8 Ra2 28. Bc6 Nd5 29. Ra7 Nc3 30. Be8 a4 31. Rxf7 Kh7 32. Ra7 Rxe2 33. h4 Rd2 34. h5 Rd8 35. Bg6+ Kh8 36. f4 Kg8 37. Kf2 Kf8 38. Ke3 Nd5+ 39. Ke4 Ne7 40. Bh7 Rd4+ 41. Ke3 Rc4 42. Bg6 Nxg6 43. hxg6 1/2-1/2

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.31"]
[Round "6"]
[White "Agra Caballero, Ariel"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2246"]
[BlackElo "2147"]
[PlyCount "99"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. a4 bxa4 5. Nc3 d6 6. e4 g6 7. Bb5+ Bd7 8. Bc4 Bg7 9. 0-0 0-0 10. h3 Bc8 11. e5 Nfd7 12. e6 Ne5 13. Nxe5 Bxe5 14. Bh6 Bg7 15. Qd2 fxe6 16. dxe6 Nc6 17. Bd5 Bb7 18. Rxa4 Rf5 19. Bxg7 Kxg7 20. Rh4 Qg8 21. Qh6+ Kh8 22. Be4 Rf6 23. Nd5 Rxe6 24. f3 g5 25. Qxh7+ Qxh7 26. Rxh7+ Kg8 27. Rh5 Re5 28. Ne3 Nd8 29. Ng4 Re6 30. Rxg5+ Kf7 31. Bd3 Rb8 32. f4 Re4 33. Bxe4 Bxe4 34. Re1 Bxc2 35. Nh6+ Ke8 36. Rg7 Rb7 37. f5 Bb3 38. g4 Kf8 39. Rh7 Nf7 40. Nxf7 Bxf7 41. Rh8+ Bg8 42. g5 Rxb2 43. Rxg8+ Kxg8 44. Rxe7 Rd2 45. f6 Rd5 46. h4 Rd4 47. Kf2 Rxh4 48. Kg3 Rh7 49. g6 Rh6 50. Re8# 1-0

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.30"]
[Round "5"]
[White "Zayas Sosa, Alfredo"]
[Black "Martinez Ival, Carlos"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2147"]
[BlackElo "2081"]
[PlyCount "43"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qd1 Qc8 12. Bg5 Nbd7 13. Nbd2 Bb7 14. Nb3 c5 15. dxc5 Nxc5 16. Na5 Bd5 17. Ne5 Nce4 18. Nec6 Bd6 19. Bxf6 Nxf6 20. Bxd5 Nxd5 21. e4 Nb4 22. e5 1-0

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.29"]
[Round "4"]
[White "Gil Suarez, Jose Luis"]
[Black "Zayas Sosa, Alfredo"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2285"]
[BlackElo "2147"]
[PlyCount "92"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. c4 Bb7 5. e3 d6 6. Nc3 b4 7. Ne2 g6 8. Ng3 Bg7 9. e4 0-0 10. Bd3 Nbd7 11. 0-0 Ng4 12. h3 Nge5 13. Nxe5 Nxe5 14. Be2 a5 15. f4 Nd7 16. Rb1 a4 17. Kh2 Qc7 18. Be3 Rfe8 19. Qd2 Nb6 20. f5 Nd7 21. Bh6 Bh8 22. Nh5 Be5+ 23. Nf4 Nf6 24. Qd3 Kh8 25. Kh1 Ng8 26. Bg5 Nf6 27. Qf3 b3 28. a3 Rg8 29. fxg6 hxg6 30. Nd3 Bd4 31. Qg3 Kg7 32. Qf4 Rh8 33. Kh2 Raf8 34. Bg4 Nxg4+ 35. Qxg4 Bc8 36. Qg3 Rh7 37. Be3 Bf6 38. Bg5 Bxg5 39. Qxg5 f6 40. Qg3 Rfh8 41. Rf3 g5 42. Rbf1 Qd8 43. e5 dxe5 44. Nxe5 Qa5 45. Nc6 Re8 46. Re3 Kh8 1-0

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.28"]
[Round "3"]
[White "Zayas Sosa, Alfredo"]
[Black "Valido Bouza, Cesar Jose"]
[Result "1/2-1/2"]
[ECO "D29"]
[WhiteElo "2147"]
[BlackElo "2252"]
[PlyCount "101"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 6. 0-0 c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. a4 Qb6 11. axb5 axb5 12. Rxa8+ Bxa8 13. dxc5 Nxc5 14. Bc2 b4 15. b3 Be7 16. Bb2 0-0 17. Nbd2 Nd5 18. Qc4 Bf6 19. Bxf6 Nxf6 20. e4 Rd8 21. Ra1 g6 22. h3 Bb7 23. Qe2 Ra8 24. Rxa8+ Bxa8 25. Qe3 Kg7 26. Qd4 Ncd7 27. Qxb6 Nxb6 28. Nd4 Nfd7 29. f3 e5 30. Ne2 Kf6 31. Nc1 Ke7 32. Nd3 Kd6 33. Kf2 Bb7 34. Ke3 f5 35. g3 fxe4 36. fxe4 g5 37. Nxb4 Nc5 38. Nd3 h6 39. Nf2 Bc8 40. Bd1 Be6 41. h4 gxh4 42. gxh4 Na6 43. Nd3 Nc7 44. Bh5 Nb5 45. Nf3 Bh3 46. Nfxe5 Ke7 47. Nc5 Nd7 48. Kf4 Nxe5 49. Kxe5 Bg2 50. Bg6 Nd6 51. Kf4 1/2-1/2

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.24"]
[Round "2"]
[White "Torres Jimenez, Leonardo"]
[Black "Zayas Sosa, Alfredo"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "2220"]
[BlackElo "2147"]
[PlyCount "100"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nc3 Be7 5. Nf3 0-0 6. Bd3 d5 7. 0-0 Nc6 8. b3 cxd4 9. exd4 dxc4 10. bxc4 b6 11. Be3 Bb7 12. a3 Rc8 13. Qe2 Re8 14. Rfd1 h6 15. Rab1 Bxa3 16. c5 Bb4 17. Nb5 Nd5 18. Rbc1 Re7 19. Qb2 Rd7 20. Nd6 Rxd6 21. cxd6 Qxd6 22. Rc2 Rd8 23. Rdc1 Ba3 24. Rxc6 Bxc6 25. Rxc6 Bxb2 26. Rxd6 Rxd6 27. Ne5 Nxe3 28. fxe3 Rxd4 29. exd4 Bxd4+ 30. Kf1 Bxe5 31. Kf2 Bxh2 32. g3 f5 33. Kg2 Bxg3 34. Kxg3 g5 35. Kf3 Kg7 36. Bb5 e5 37. Be8 Kf6 38. Bd7 e4+ 39. Ke3 Ke5 40. Bc8 a5 41. Ba6 f4+ 42. Kf2 Kd4 43. Be2 e3+ 44. Kf3 h5 45. Bb5 Kc3 46. Ke2 Kb4 47. Be8 a4 48. Bxh5 Kc3 49. Kd1 a3 50. Kc1 b5 0-1

[Event "Havana Province-ch sf"]
[Site "Havana"]
[Date "2009.07.23"]
[Round "1"]
[White "Zayas Sosa, Alfredo"]
[Black "Cespedes Beltran, Manuel"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2147"]
[BlackElo "2262"]
[PlyCount "70"]
[EventDate "2009.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[EventCategory "1"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 a6 5. Nc3 b5 6. c5 Qc7 7. Qc2 Nbd7 8. a3 e5 9. Nxe5 Nxe5 10. dxe5 Qxe5 11. f4 Qe7 12. b4 a5 13. Rb1 axb4 14. axb4 g6 15. Bd3 Bg7 16. 0-0 Ng4 17. Nd1 0-0 18. h3 Nh6 19. e4 dxe4 20. Bxe4 Nf5 21. Kh2 Nd4 22. Qd3 Be6 23. Re1 Rfd8 24. Qg3 Bf6 25. Nf2 Ba2 26. Ra1 Nf5 27. Bxf5 Qxe1 28. Bb2 Qe7 29. Re1 Qxe1 30. Bxf6 Rd2 31. Be4 Bd5 32. Qg5 Qxf2 33. Qh6 Qxg2+ 34. Bxg2 Rxg2+ 35. Kh1 Rb2+ 0-1

