user: Question: Which Free polite has a Genitive 1 of *=ku?
Columns: ['Free', 'Free polite', 'Genitive 1', 'Genitive 2', 'Genitive 3']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['*[i-]aku', '–', '*=ku', '*maku', '*n-aku']
SQL:

assistant: SELECT "Free polite" FROM "Table" WHERE "Genitive 1" = '*=ku';