user: ### NOW ANSWER:
Question: What is the ergative for the genitive tkven(s)?
Columns: ['Nominative', 'Ergative', 'Dative', 'Genitive', 'Instrumental', 'Adverbial']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['me', 'me', 'me', 'chem(s)', 'chemit', 'chemad']
SQL:

assistant: SELECT "Ergative" FROM "Table" WHERE "Genitive" = 'tkven(s)';