user: Question: Who is the director of the fimm Biola tak berdawai?
Columns: ['Year (Ceremony)', 'Film title used in nomination', 'Original title', 'Director', 'Result']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1987 (60th)', 'Nagabonar', 'Naga bonar', 'M.T. Risyaf Category:Articles with hCards', 'Not Nominated']
SQL:

assistant: SELECT "Director" FROM "Table" WHERE "Original title" = 'Biola tak berdawai';