[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.31"]
[Round "8"]
[White "Ruiz, David"]
[Black "Dominguez, Ramon"]
[Result "1-0"]
[ECO "B86"]
[PlyCount "75"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Be3 a6 8. Bb3 b5 9. a3 Qc7 10. g4 h5 11. g5 Ng4 12. g6 Bf6 13. gxf7+ Kxf7 14. Nd5 Qb7 15. Nf5 exf5 16. Nxf6+ Be6 17. Bxe6+ Kxe6 18. Nxg4 fxg4 19. Qd4 Nd7 20. 0-0-0 Nf6 21. Qxd6+ Kf7 22. e5 Rhd8 23. Qb4 Nd5 24. Qb3 Ke6 25. Bg5 Rf8 26. Rd2 Rf5 27. Rhd1 Rxe5 28. f4 gxf3 29. Qxf3 Rxg5 30. Qe4+ Kf7 31. Rxd5 Rxd5 32. Rxd5 Rb8 33. Qf3+ Ke6 34. Qf5+ Ke7 35. Re5+ Kd8 36. Qf8+ Kc7 37. Qc5+ Kd8 38. Qd6+ 1-0

[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.29"]
[Round "5"]
[White "Garcia Vinas, Eliecer"]
[Black "Ruiz, David"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "23"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 e5 4. d3 Nf6 5. 0-0 d6 6. e4 Be7 7. Nh4 h5 8. Nf5 g6 9. Nxe7 Qxe7 10. Bg5 Qe6 11. f4 exf4 12. Bxf6 1-0

[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.28"]
[Round "4"]
[White "Ruiz, David"]
[Black "Del Toro Gonzalez, Bernardo"]
[Result "1/2-1/2"]
[ECO "B42"]
[PlyCount "97"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. Re1 d6 8. b3 Be7 9. Bb2 Nbd7 10. c4 Nc5 11. Bc2 e5 12. Nf5 Bxf5 13. exf5 0-0-0 14. Nc3 g5 15. Rc1 Kb8 16. a4 h5 17. b4 Ncd7 18. Bb3 Rh7 19. a5 Rg8 20. Ba4 h4 21. Bxd7 Qxd7 22. b5 g4 23. bxa6 bxa6 24. Rb1 g3 25. Na4 gxh2+ 26. Kh1 h3 27. Bxe5+ Kc7 28. Bxh2 hxg2+ 29. Kg1 Rxh2 30. Kxh2 Ng4+ 31. Kg1 Bh4 32. Rb2 Qxf5 33. Qd4 Bxf2+ 34. Rxf2 Qxf2+ 35. Qxf2 Nxf2 36. Kxf2 Rg5 37. Ra1 g1Q+ 38. Rxg1 Rxa5 39. Nc3 Rc5 40. Rg4 f5 41. Rf4 Re5 42. Nd5+ Kc6 43. Nb4+ Kb6 44. Nd3 Re4 45. Kf3 Rxf4+ 46. Kxf4 a5 47. Kxf5 a4 48. Ke4 a3 49. Nc1 1/2-1/2

[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.27"]
[Round "3"]
[White "Frometa Castillo, Zirka"]
[Black "Ruiz, David"]
[Result "0-1"]
[ECO "B34"]
[PlyCount "76"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[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. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. c3 Nf6 7. Nd2 d6 8. Be2 0-0 9. 0-0 Bd7 10. f3 Rc8 11. Nxc6 bxc6 12. Bxa7 c5 13. Nc4 Rc6 14. Qb3 Qa8 15. Bb6 Rb8 16. a4 d5 17. exd5 Nxd5 18. a5 Be6 19. Qc2 Nf4 20. Na3 Bf5 21. Qd2 Bh6 22. Kh1 Rd6 23. Qe1 Re6 24. Qh4 g5 25. Qf2 Rxe2 26. Qxc5 Bg4 27. Nb5 Rxg2 28. Nd4 Rc8 29. Qxe7 Qb8 30. fxg4 Rxh2+ 31. Kxh2 Nd5+ 32. Bc7 Rxc7 33. Qe5 Ne3 34. Rg1 Bg7 35. Qb5 Rb7+ 36. Rg3 Rxb5 37. Nxb5 Be5 38. Rag1 Bxg3+ 0-1

[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.27"]
[Round "2"]
[White "Ruiz, David"]
[Black "Li Torres, Manuel Eugenio"]
[Result "0-1"]
[ECO "E06"]
[PlyCount "80"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[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 Be7 4. Bg2 d5 5. d4 0-0 6. Nf3 Nbd7 7. cxd5 exd5 8. Qb3 c6 9. 0-0 Re8 10. Bf4 Nf8 11. Rac1 Ne6 12. Bd2 Ne4 13. e3 Bd6 14. Qc2 N6g5 15. Nxe4 Nxe4 16. b4 Bf5 17. Qb3 Bg4 18. Bc3 a6 19. Nd2 Qg5 20. f4 Qh5 21. Nxe4 dxe4 22. Rf2 Re6 23. a4 Rh6 24. Bh1 Be6 25. Qb1 f5 26. b5 axb5 27. axb5 Bd5 28. Bb4 Bc7 29. bxc6 bxc6 30. Bc5 Rb8 31. Qa1 Rf6 32. Bg2 Rf7 33. Bf1 g5 34. Be2 Qh6 35. Bc4 Bxc4 36. Rxc4 gxf4 37. gxf4 Qh3 38. Rg2+ Rg7 39. Rxg7+ Kxg7 40. d5+ Kf7 0-1

[Event "Havana Radio Rebelde op 1st"]
[Site "Havana"]
[Date "1981.07.26"]
[Round "1"]
[White "De Armas Perez, Acela"]
[Black "Ruiz, David"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2160"]
[PlyCount "80"]
[EventDate "1981.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Ng3 Bd6 9. Re1 Bxf3 10. Qxf3 c6 11. Nf5 Bf8 12. c4 Qa5 13. Bf4 0-0-0 14. Nd6+ Bxd6 15. Bxd6 Qg5 16. Rac1 Rhe8 17. Rc3 e5 18. dxe5 Nxe5 19. Bf5+ Ned7 20. Rce3 Rxe3 21. fxe3 Ne8 22. Bg3 g6 23. Bh3 f5 24. e4 Ng7 25. exf5 Nxf5 26. Bxf5 gxf5 27. Qf2 Rg8 28. Rf1 Nb6 29. b3 Rf8 30. Qc5 Qf6 31. a4 f4 32. Bxf4 Na8 33. Qxa7 Nc7 34. Qf2 Qc3 35. Qg3 Qd4+ 36. Qe3 Qf6 37. Qf2 Qc3 38. Qg3 Qd4+ 39. Be3 Rxf1+ 40. Kxf1 Qd3+ 1-0

