[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "2"]
[White "Alonso, Jose"]
[Black "Cabrera Escanelles, Armando"]
[Result "0-1"]
[ECO "D71"]
[PlyCount "88"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d5 5. Bg2 dxc4 6. Qa4+ Nbd7 7. Qxc4 Nb6 8. Qd3 0-0 9. Nf3 Nfd5 10. Nxd5 Nxd5 11. 0-0 c6 12. e4 Nb6 13. Rd1 Bg4 14. h3 Bxf3 15. Bxf3 Qd7 16. Bg2 Rad8 17. Be3 c5 18. e5 Bxe5 19. Qa3 cxd4 20. Bh6 Bg7 21. Bxg7 Kxg7 22. Qxa7 Na4 23. Rd2 e5 24. b3 Nc3 25. Qxb7 Qxb7 26. Bxb7 e4 27. Ba6 Rd6 28. Bc4 f5 29. a4 g5 30. a5 f4 31. a6 e3 32. fxe3 fxe3 33. Rc2 Ne4 34. a7 Ra8 35. Bd3 Nf2 36. Rc7+ Kf6 37. Bb5 d3 38. Bc6 d2 39. Bxa8 e2 40. Rf7+ Kxf7 41. Bd5+ Rxd5 42. a8Q e1Q+ 43. Kh2 Rd7 44. Ra7 d1Q 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "19"]
[White "Alonso, Jose"]
[Black "Cobo Arteaga, Eldis"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "58"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[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. Nf3 c5 4. Nc3 cxd4 5. Nxd4 a6 6. e3 d5 7. Nf3 Nc6 8. cxd5 exd5 9. Be2 Bc5 10. 0-0 0-0 11. b3 Qd6 12. Bb2 Bg4 13. a3 Rad8 14. Ng5 Bf5 15. Bd3 Ng4 16. Nf3 Bxd3 17. Qxd3 Nce5 18. Nxe5 Qxe5 19. g3 d4 20. exd4 Rxd4 21. Qf3 Qh5 22. h4 Rd2 23. Nd1 Rfd8 24. Rc1 b6 25. b4 R2d3 26. Qg2 Bf8 27. Nc3 Ne5 28. Qe4 Nf3+ 29. Kg2 R8d4 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "23"]
[White "Alonso, Jose"]
[Black "Fernandez Migoya, Jose"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "78"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 c6 5. e3 Qc7 6. Bd3 g6 7. 0-0 Bg7 8. Re1 e5 9. dxe5 dxe5 10. e4 f4 11. b3 Bf8 12. Bb2 Bg4 13. Be2 Bxf3 14. Bxf3 Nbd7 15. a3 h5 16. Qc2 Kf7 17. Rad1 Re8 18. Rd2 Re6 19. Na2 Rd6 20. Red1 g5 21. Rxd6 Bxd6 22. b4 g4 23. Be2 b6 24. Nc1 Re8 25. f3 a5 26. Bc3 axb4 27. axb4 c5 28. Nd3 Nf8 29. bxc5 bxc5 30. Nf2 gxf3 31. gxf3 Ne6 32. Rb1 Nd4 33. Bxd4 cxd4 34. Qa4 Nd7 35. Bd3 Nc5 36. Qb5 Ra8 37. Qb6 Ra3 38. Qxc7+ Bxc7 39. Rd1 Ke7 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "17"]
[White "Alonso, Jose"]
[Black "Garcia Martinez, Silvino"]
[Result "0-1"]
[ECO "E87"]
[PlyCount "65"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Bd3 e5 8. d5 Nh5 9. Nge2 f5 10. exf5 gxf5 11. Qd2 Nc5 12. Bc2 Qh4+ 13. Bf2 Qe7 14. 0-0 Bf6 15. Kh1 Rf7 16. Rad1 Bg5 17. Be3 Bxe3 18. Qxe3 a5 19. b3 Rg7 20. f4 e4 21. Rd2 Nd7 22. Nd1 Ndf6 23. Nf2 c5 24. a4 Bd7 25. Rg1 Re8 26. g3 Rg6 27. Kg2 Ng7 28. Kf1 Ng4 29. Nxg4 fxg4 30. Rd1 Nf5 31. Qc3 Rh6 32. Rg2 Qf6 33. Ke1 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "4"]
[White "Alonso, Jose"]
[Black "Menendez, Jose Carlos"]
[Result "1/2-1/2"]
[ECO "A56"]
[PlyCount "113"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. Qc2 g6 6. g3 Bg7 7. Bg2 0-0 8. Bg5 h6 9. Bd2 Nh5 10. Nf3 f5 11. e3 a6 12. a4 Nd7 13. 0-0 e4 14. Ne1 Ne5 15. Ne2 Bd7 16. a5 b5 17. axb6 Qxb6 18. Ba5 Qb7 19. Rb1 g5 20. b3 Nf6 21. h3 Rfe8 22. Kh2 Rab8 23. Nc3 h5 24. Rh1 Re7 25. Bf1 Nh7 26. Be2 g4 27. h4 Nf3+ 28. Nxf3 gxf3 29. Bf1 Nf8 30. Bh3 Ng6 31. Na2 Ne5 32. Bc3 Nd3 33. Bxg7 Kxg7 34. Bf1 Nb4 35. Qc3+ Kg6 36. Nxb4 Qxb4 37. Qxb4 Rxb4 38. Bh3 Bc8 39. Rhc1 Reb7 40. Rc3 Kf6 41. Kg1 Ke5 42. Kh2 a5 43. Ra1 Ra7 44. Ra3 a4 45. Kg1 axb3 46. Rcxb3 Rxa3 47. Rxa3 Rxc4 48. Ra8 Rc1+ 49. Kh2 Bd7 50. Rd8 Bb5 51. Rf8 Kxd5 52. Rxf5+ Kc6 53. Rf8 Bd3 54. g4 hxg4 55. h5 gxh3 56. h6 Rf1 57. h7 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "10"]
[White "Alonso, Jose"]
[Black "Ortega, Rogelio"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "63"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Nc3 0-0 6. Bg2 Nbd7 7. 0-0 c6 8. e4 e5 9. d5 cxd5 10. cxd5 Qb6 11. Qe2 Nc5 12. h3 Bd7 13. Be3 Rfc8 14. Rab1 a5 15. Nd2 Qd8 16. Rfc1 Ne8 17. Nf1 f5 18. Kh2 f4 19. Bd2 Qf6 20. g4 b5 21. b3 b4 22. Nd1 Nc7 23. Nb2 Nb5 24. f3 Nd4 25. Qf2 h5 26. gxh5 gxh5 27. Kh1 Kh8 28. Nh2 Bh6 29. Rg1 Rg8 30. Nf1 Rg6 31. Be1 Rag8 32. Qh4 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "12"]
[White "Alonso, Jose"]
[Black "Paz la Torre, Jose M"]
[Result "1/2-1/2"]
[ECO "E80"]
[PlyCount "51"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 Nbd7 7. Bd3 e5 8. d5 c5 9. Nge2 a6 10. 0-0 Qc7 11. a4 0-0 12. Qd2 h5 13. h3 Re8 14. g4 Nf8 15. Bh6 Kh7 16. Bxg7 Kxg7 17. Rf2 N8h7 18. Ng3 h4 19. Nf1 g5 20. Ne3 Ng8 21. Nf5+ Bxf5 22. exf5 f6 23. Ne4 Ne7 24. Nc3 Qa5 25. Ne4 Qc7 26. Nc3 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "15"]
[White "Alonso, Jose"]
[Black "Perez Perez, Francisco Jose"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "76"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 Bg4 7. h3 Bxf3 8. Bxf3 Nfd7 9. Be3 e5 10. d5 f5 11. Qe2 a5 12. a4 Na6 13. Rb1 Rf7 14. b3 Bf6 15. 0-0 f4 16. Bc1 h5 17. g4 fxg3 18. fxg3 Bg5 19. Be3 Qe7 20. Bg2 Raf8 21. Rxf7 Rxf7 22. Rf1 Rxf1+ 23. Bxf1 h4 24. gxh4 Bxe3+ 25. Qxe3 Qxh4 26. Be2 Qe1+ 27. Kh2 Kg7 28. Nd1 Nf6 29. Nf2 Nc5 30. Ng4 Nxg4+ 31. hxg4 Nxb3 32. Qxb3 Qxe2+ 33. Kg3 Qxe4 34. Qb5 Qf4+ 35. Kh3 b6 36. Qd7+ Qf7 37. Qxf7+ Kxf7 38. g5 Ke7 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "8"]
[White "Alonso, Jose"]
[Black "Rodriguez Gonzales, Jesus"]
[Result "1/2-1/2"]
[ECO "E84"]
[PlyCount "81"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. Bh6 b5 10. Bxg7 Kxg7 11. Nc1 bxc4 12. Bxc4 e5 13. d5 Nd4 14. b3 Nh5 15. N1e2 Qh4+ 16. Kd1 Nxe2 17. Nxe2 f5 18. g3 Qf6 19. Nc3 fxe4 20. fxe4 Qf2 21. Kc2 Qc5 22. Rhf1 Bh3 23. Rxf8 Rxf8 24. Re1 Rf2 25. Re2 Rf3 26. Re1 Nf6 27. Kb2 a5 28. a3 h6 29. a4 Bg4 30. Nd1 Bd7 31. Nc3 Rf2 32. Re2 Rxe2 33. Qxe2 Qd4 34. Qd3 Qg1 35. Qc2 Ng4 36. Bb5 Bc8 37. Ne2 Qb6 38. Nc3 Qd4 39. Ka2 Qc5 40. h4 Nf2 41. Kb2 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "25"]
[White "Alonso, Jose"]
[Black "Santa Cruz, Hugo"]
[Result "1/2-1/2"]
[ECO "D38"]
[PlyCount "28"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. e3 Bb4 6. a3 Bxc3+ 7. bxc3 c5 8. Be2 Qa5 9. Bd2 dxc4 10. Bxc4 Nb6 11. Bd3 c4 12. Bc2 Bd7 13. Ne5 Rc8 14. Nxd7 Nbxd7 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "21"]
[White "Alonso, Jose"]
[Black "Torres, Rafael"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "40"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. 0-0 Na5 10. Bd3 b6 11. Bb2 c5 12. f4 cxd4 13. cxd4 Bb7 14. Qe1 Rc8 15. Qf2 Nc4 16. Bxc4 Rxc4 17. Qe3 Rc2 18. Rab1 Ba6 19. Rfe1 Bxe2 20. Rxe2 Rxb2 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "6"]
[White "Alonso, Jose"]
[Black "Yong, Alberto"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "54"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Nbd2 Nbd7 5. Be2 e6 6. 0-0 c5 7. c3 Bd6 8. h3 Rc8 9. Nh4 Bg6 10. f4 Be4 11. Nhf3 Qc7 12. Ne5 0-0 13. g4 Ne8 14. Nxe4 dxe4 15. Qc2 Bxe5 16. fxe5 Qc6 17. Rf4 f5 18. gxf5 exf5 19. Bc4+ Kh8 20. d5 Qg6+ 21. Kh2 Nxe5 22. Qxe4 Nd6 23. Qc2 Nexc4 24. b3 Ne5 25. Ba3 Ne4 26. Rg1 Qd6 27. Kh1 Rf6 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "7"]
[White "Calero, Carlos"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "105"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 c6 6. Qd2 b5 7. a3 a6 8. Nge2 Nbd7 9. g4 h5 10. g5 Ng8 11. h4 Nb6 12. b3 d5 13. e5 e6 14. f4 Bf8 15. Nc1 Ne7 16. Bh3 Nf5 17. Bf2 a5 18. Nd3 Qc7 19. Bxf5 exf5 20. 0-0 Be6 21. Ne2 Be7 22. Kg2 Kf8 23. Rfc1 Kg7 24. Qd1 Qd8 25. Nc5 Bxc5 26. dxc5 Nd7 27. Qd4 Qc7 28. Kg3 Kh7 29. Qc3 a4 30. Bd4 Rhb8 31. Qb4 Qa5 32. Rcb1 Qxb4 33. axb4 axb3 34. cxb3 Kg8 35. Kf3 Kf8 36. Ke3 Ke7 37. Kd3 Kd8 38. Kc3 Kc7 39. Nc1 Rxa1 40. Rxa1 Kb7 41. Ra5 Ra8 42. Ne2 Rxa5 43. bxa5 Nb8 44. Nc1 Na6 45. Nd3 Ka7 46. Be3 Kb7 47. Bd2 Kc7 48. Kd4 Kb7 49. Bb4 Kc7 50. Ba3 Kb7 51. Kc3 Kc7 52. Ne1 Kb7 53. Nc2 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "20"]
[White "Diaz Castellanos, Jose"]
[Black "Alonso, Jose"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "67"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 a6 5. 0-0 b5 6. Be2 Nd4 7. Bd3 Bb7 8. Nxd4 cxd4 9. Ne2 e5 10. f4 d6 11. c3 d5 12. Ng3 exf4 13. Rxf4 Qc7 14. Rf3 Nf6 15. cxd4 dxe4 16. Qe2 Be7 17. Nxe4 Kf8 18. Rf1 Nxe4 19. Bxe4 Bf6 20. Rxf6 gxf6 21. d3 h5 22. Qf3 Bxe4 23. Qxf6 Kg8 24. dxe4 Qd8 25. Qf2 Rh7 26. Bf4 Rg7 27. Be5 Rg6 28. Rf1 Qd7 29. Qf3 Rh6 30. Qe3 Rg6 31. Rf5 f6 32. Bxf6 Rf8 33. Qb3+ Qf7 34. Be7 1-0

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "24"]
[White "Estevez Morales, Guillermo"]
[Black "Alonso, Jose"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "116"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c6 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. e5 Ng8 10. Ne4 Bf8 11. exd6 Bxd6 12. 0-0 Be7 13. Be3 Nd7 14. c4 Ngf6 15. Nc3 0-0 16. f5 Nh5 17. Bh6 Ng7 18. fxe6 fxe6 19. Qe3 e5 20. Kh1 exd4 21. Qxd4 Nf6 22. Qe3 Qc7 23. Rae1 Bb4 24. Qg5 Nfh5 25. Rxf8+ Rxf8 26. c5 Ng3+ 27. Kg1 N3f5 28. Bxf5 Bxc5+ 29. Kh1 Rxf5 30. Qg4 Qf7 31. Qd1 Qc7 32. Qd3 Rf7 33. Ne4 Qe5 34. Qc4 Bf8 35. Rf1 Qe6 36. Qxe6 Nxe6 37. Rxf7 Kxf7 38. Bxf8 Kxf8 39. Nd6 b5 40. Nc8 a6 41. Nd6 Nc5 42. b4 Nd3 43. a3 Nf2+ 44. Kg1 Ke7 45. Nb7 Nd3 46. Kf1 Kd7 47. Na5 Kd6 48. Ke2 Ne5 49. Nb7+ Kd5 50. Nc5 a5 51. Na6 a4 52. Kd2 Nc4+ 53. Kc3 Nxa3 54. Nc7+ Ke5 55. Ne8 Nc4 56. g3 Ne3 57. Kb2 Nd5 58. Ka3 Ke6 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "9"]
[White "Garcia, Gilberto"]
[Black "Alonso, Jose"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "113"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 c5 4. Bg2 a6 5. Qb3 Nc6 6. e3 Na5 7. Qa4 Qc7 8. d3 Rb8 9. Nge2 Be7 10. 0-0 0-0 11. Bd2 Nc6 12. a3 d6 13. b4 cxb4 14. axb4 Bd7 15. Qb3 Ne5 16. Qb1 Bc6 17. e4 Rfc8 18. b5 Be8 19. Rc1 Bd8 20. h3 a5 21. Be3 b6 22. Na4 Qe7 23. f4 Ned7 24. d4 e5 25. fxe5 dxe5 26. d5 Bc7 27. Kh2 Bd6 28. Rc2 Nc5 29. Nec3 Nxa4 30. Nxa4 Nd7 31. Qf1 Nc5 32. Nc3 f6 33. Bf3 Qf7 34. Rd1 Qe7 35. Bg4 Bd7 36. Bxc5 Rxc5 37. Bxd7 Qxd7 38. Na4 Rcc8 39. Qf2 Bc5 40. Qf3 Qd6 41. Rdc1 Rc7 42. h4 Rbc8 43. Kh3 Qd7+ 44. Kh2 Bd4 45. Qd3 Bc5 46. d6 Qxd6 47. Qxd6 Bxd6 48. Nxb6 Rb8 49. Na4 Bc5 50. Rd1 Bd4 51. Rb1 Rcb7 52. b6 Rc8 53. c5 Rc6 54. Rb5 Kf7 55. Rxa5 Ke7 56. Ra7 Rxa7 57. bxa7 1-0

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "18"]
[White "Gonzalez, Reynaldo"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "142"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Nc3 c6 6. Nge2 e5 7. d5 c5 8. f3 0-0 9. Be3 Na6 10. Qd2 Nc7 11. Bh6 a6 12. h4 Kh8 13. g4 Bxh6 14. Qxh6 Ng8 15. Qd2 h6 16. Ng3 Bd7 17. h5 g5 18. 0-0 Ne7 19. Nf5 Nxf5 20. exf5 f6 21. Ne4 Ne8 22. b4 b6 23. bxc5 bxc5 24. Rfb1 Qc7 25. Rb2 Kg7 26. Rab1 Ra7 27. Rb8 Kf7 28. Qb2 Ke7 29. Qb6 Rf7 30. Rxe8+ Bxe8 31. Nxd6 Qxd6 32. Qxa7+ Kf8 33. Qa8 e4 34. Bxe4 Qg3+ 35. Kf1 Qh3+ 36. Ke2 Re7 37. d6 Qh2+ 38. Kd3 Rd7 39. Bd5 Qxd6 40. Qb8 Qe7 41. Kd2 Rd8 42. Qb6 Bf7 43. Re1 Qd6 44. Qxd6+ Rxd6 45. Kc3 Rb6 46. Re2 Be8 47. Re6 Rxe6 48. fxe6 Ke7 49. Kd3 Ba4 50. Ke3 Kd6 51. f4 Bd1 52. Bf3 Bc2 53. f5 Ba4 54. Kd3 a5 55. Kc3 Kc7 56. Kb2 Kd6 57. Ka3 Bc2 58. Kb2 Ba4 59. Kc3 Ke7 60. Kd2 Kd6 61. Ke2 Ke7 62. Bb7 Kd6 63. Ba6 Bc6 64. Bb5 Bb7 65. Ke3 Ke7 66. Ba4 Kd6 67. Bd1 Bc6 68. Kd3 Ke7 69. Kc3 Kd6 70. Kb3 Ke7 71. Ka3 Kd6 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "16"]
[White "Jimenez Zerquera, Eleazar"]
[Black "Alonso, Jose"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "69"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c6 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. 0-0 0-0 10. Kh1 Nbd7 11. e5 Ne8 12. Ne2 Nc7 13. b3 d5 14. Ba3 Re8 15. c4 Bf8 16. Bd6 f5 17. c5 Be7 18. Rac1 Rf8 19. Rc2 Ne8 20. b4 a6 21. a4 Ng7 22. Rb2 Rf7 23. Rfb1 Bxd6 24. cxd6 Rc8 25. Qe3 Qb6 26. Nc1 Qa7 27. Nb3 b6 28. Rc1 Rff8 29. Rbc2 Qb7 30. b5 axb5 31. axb5 c5 32. dxc5 bxc5 33. Nxc5 Nxc5 34. Rxc5 Qb6 35. Qg1 1-0

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "1"]
[White "Lebredo Zaragoitia, Gerardo"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "E00"]
[PlyCount "39"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[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. Bd2 Bxd2+ 5. Nxd2 d6 6. Bg2 c5 7. Ngf3 Nc6 8. Nb3 Qe7 9. 0-0 0-0 10. dxc5 dxc5 11. Qd2 Rb8 12. Rad1 b6 13. Qe3 Bb7 14. Nc1 Rfd8 15. Nd3 Nd4 16. Nde5 Nxf3+ 17. Bxf3 Qc7 18. Bxb7 Qxb7 19. Qf3 Qc7 20. Ng4 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "13"]
[White "Mesa, Antonio"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "148"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4 h6 6. Be3 c6 7. f3 Nbd7 8. Nh3 a6 9. Nf2 Qc7 10. Qd2 b5 11. a4 b4 12. Na2 a5 13. c3 bxc3 14. bxc3 Nb6 15. Nc1 Be6 16. Nd1 Nc4 17. Bxc4 Bxc4 18. Nb2 Ba6 19. Ncd3 h5 20. Rg1 Nd7 21. Rc1 c5 22. Qf2 c4 23. Nf4 e6 24. g4 Nf6 25. gxh5 Nxh5 26. Nxh5 Rxh5 27. Rg5 Rxg5 28. hxg5 Ke7 29. d5 Rb8 30. dxe6 fxe6 31. Rc2 Qc6 32. Bd4 Bxd4 33. Qxd4 e5 34. Qg1 Qb6 35. Qxb6 Rxb6 36. Rh2 Kf8 37. Nd1 Kg7 38. Rd2 Bc8 39. Rd5 Ra6 40. Rb5 Kf7 41. Ne3 Bd7 42. Rb7 Ke8 43. Rb8+ Kf7 44. Rb7 Ke8 45. Nd5 Kd8 46. Rb8+ Bc8 47. Nb6 Kc7 48. Rxc8+ Kxb6 49. Rg8 Kc6 50. Rxg6 Kd7 51. Kf2 Rb6 52. Rf6 Ke7 53. Rf5 Rb3 54. g6 Rb8 55. Rf7+ Ke6 56. Ra7 Rg8 57. Rxa5 Rxg6 58. Ra7 Rg8 59. Rc7 Rb8 60. Rxc4 Rb3 61. Ke3 Ra3 62. Kd3 Kd7 63. Kc2 Ra2+ 64. Kd3 Rh2 65. Ke3 Rg2 66. f4 Rg3+ 67. Kf2 exf4 68. a5 Rh3 69. Kg2 Rd3 70. Ra4 Kc7 71. a6 Kb8 72. a7+ Ka8 73. Rd4 Rxc3 74. Rxd6 Re3 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "3"]
[White "Mestre, Orlando"]
[Black "Alonso, Jose"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "82"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 Nbd7 6. Qd2 c6 7. 0-0-0 Nb6 8. g4 h5 9. g5 Ng8 10. f4 d5 11. Nf3 Bg4 12. Qf2 dxe4 13. Nxe4 Nd5 14. Bc4 e6 15. h3 Nxe3 16. Qxe3 Bxf3 17. Qxf3 Ne7 18. c3 b5 19. Bb3 Nd5 20. Rde1 0-0 21. h4 Qc7 22. Rhf1 Ne7 23. Nc5 Nd5 24. Kb1 a5 25. Bc2 Rfe8 26. Nxe6 Rxe6 27. Rxe6 fxe6 28. Bxg6 Rf8 29. f5 exf5 30. Bxf5 Qe7 31. a3 Ne3 32. Re1 Rxf5 33. Qxe3 Qxe3 34. Rxe3 Rf4 35. Re6 Rxh4 36. Rxc6 Rg4 37. Rc5 h4 38. Rxb5 h3 39. g6 Rh4 40. Rf5 h2 41. Rf1 Rg4 0-1

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "22"]
[White "Meylan, Alejandro"]
[Black "Alonso, Jose"]
[Result "1-0"]
[ECO "C86"]
[PlyCount "51"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Qe2 d6 8. a4 Rb8 9. c3 0-0 10. h3 Na5 11. Bc2 c5 12. d3 Nc6 13. Nbd2 Nh5 14. Nb3 Nf6 15. axb5 axb5 16. Be3 Ne8 17. d4 c4 18. Nbd2 Bf6 19. Rfd1 Qc7 20. Nf1 g6 21. Bh6 Bg7 22. Qe3 Nf6 23. Qg5 Re8 24. Bxg7 Kxg7 25. Ne3 h6 26. Qxf6+ 1-0

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "11"]
[White "Montesinos, Jose"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "E16"]
[PlyCount "44"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Ne4 8. 0-0 Nxd2 9. Qxd2 0-0 10. Ne1 Bxg2 11. Nxg2 d6 12. e4 c5 13. Rfd1 Na6 14. dxc5 dxc5 15. Qxd8 Raxd8 16. Ne3 Nb4 17. Rxd8 Rxd8 18. a3 Nc6 19. Rd1 Rxd1+ 20. Nxd1 Kf8 21. Kf1 Ke7 22. Ke2 Kd6 1/2-1/2

[Event "CUB-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "5"]
[White "Planas Garcia, Francisco"]
[Black "Alonso, Jose"]
[Result "1/2-1/2"]
[ECO "A17"]
[PlyCount "43"]
[EventDate "1966.03.05"]
[EventType "tourn"]
[EventRounds "24"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Ne4 6. Nxe4 Bxe4 7. d3 Bb7 8. 0-0 d6 9. d4 Nd7 10. Qc2 Be7 11. Be3 c5 12. Rfd1 Qc8 13. Rd2 Nf6 14. Ne1 Bxg2 15. Nxg2 Ng4 16. dxc5 bxc5 17. f3 Nxe3 18. Nxe3 Qc6 19. Rad1 0-0 20. Ng2 Rfd8 21. Qe4 Qxe4 22. fxe4 1/2-1/2

