[Event "Lugano op"] [Site "Lugano"] [Date "1982.??.??"] [Round "?"] [White "Bukal, Vladimir Sr"] [Black "Spassky, Boris"] [Result "0-1"] [WhiteElo "2380"] [BlackElo "2625"] [ECO "A21"] 1. c4 e5 2. Nc3 d6 3. Nf3 f5 4. d4 e4 5. Ng5 h6 6. Nh3 g5 7. f3 Nf6 8. fxe4 fxe4 9. Nf2 Qe7 10. Qc2 Bg7 11. e3 O-O 12. g3 Nc6 13. Bg2 Bf5 14. O-O Rae8 15. Bd2 Nb4 16. Qb3 c5 17. a3 Nc6 18. Nd5 Nxd5 19. cxd5 Nxd4 20. exd4 e3 21. Bxe3 Qxe3 22. Qxe3 Rxe3 23. dxc5 dxc5 24. d6 Bxb2 25. Ra2 Bd4 26. Bxb7 Rd8 27. Kg2 Rxd6 28. Bf3 Kg7 29. Ng4 Re7 30. h3 c4 0-1

[Event "Sarajevo"] [Site "Sarajevo"] [Date "1972.??.??"] [Round "12"] [White "Keres, Paul"] [Black "Bukal, Vladimir Sr"] [Result "1-0"] [WhiteElo "2600"] [BlackElo "2425"] [ECO "B42"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nf6 7. b3 b6 8. Bb2 Bb7 9. Nd2 d6 10. c4 Nbd7 11. Re1 g6 12. N4f3 Bg7 13. Qe2 O-O 14. Rad1 Rad8 15. Bb1 e5 16. Nf1 Nc5 17. N3d2 Nh5 18. Ne3 f5 19. Nd5 Bxd5 20. cxd5 Nf4 21. Qf1 Qe7 22. g3 Qg5 23. Bc1 Qg4 24. Kh1 Nh3 25. f3 Qh5 26. exf5 gxf5 27. Qe2 Ng5 28. f4 Qxe2 29. Rxe2 Nf7 30. Bxf5 b5 31. Ne4 Kh8 32. Nxc5 dxc5 33. Be6 exf4 34. Bxf4 Bd4 35. Kg2 Kg7 36. b4 h6 37. Rc2 Ng5 38. Bxg5 1-0

[Event "Sarajevo"] [Site "Sarajevo"] [Date "1972.??.??"] [Round "4"] [White "Bukal, Vladimir Sr"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo "2425"] [BlackElo "2645"] [ECO "A37"] 1. c4 g6 2. Nc3 Bg7 3. Nf3 c5 4. g3 Nc6 5. Bg2 Nh6 6. O-O Nf5 7. b3 b6 8. Bb2 Bb7 9. e3 O-O 10. Na4 Bxb2 11. Nxb2 e6 12. d3 Qf6 13. Na4 Rad8 14. Rc1 d5 15. cxd5 exd5 16. Qd2 Rfe8 17. Rfd1 Re7 18. Qb2 Qxb2 19. Nxb2 Kg7 20. g4 Nd6 21. d4 cxd4 22. Nxd4 Nxd4 23. Rxd4 Nb5 24. Rd2 d4 25. Bxb7 Rxb7 26. a4 Nc3 27. Kg2 1/2-1/2