user: Question: Who is Sezen Aksu's producer?
Columns: ['Track', 'Title', 'Songwriter(s)', 'Producer(s)', 'Length']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, '"Intro"', 'Hadise Açıkgöz', 'Yves Jongen', '0:52']
SQL:

assistant: SELECT "Producer(s)" FROM "Table" WHERE "Songwriter(s)" = 'Sezen Aksu';