user: Question: What department as 6 years experience?
Columns: ['College code', 'Faculty name', 'Designation', 'Qualification', 'Department', 'Experience']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['MQ', 'Dr N. Seshaiah', 'Principal & Professor', 'Ph.D. (Mech)', 'S&H', '20 years']
SQL:

assistant: SELECT "Department" FROM "Table" WHERE "Experience" = '6 years';