user: Question: Which IHSAA Class has a Mascot of Tigers?
Columns: ['School', 'Location', 'Mascot', 'Enrollment', 'IHSAA Class', 'County']
Types: ['text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Boone Grove', 'Valparaiso', 'Wolves', 543.0, 'AA', '64 Porter']
SQL:

assistant: SELECT "IHSAA Class" FROM "Table" WHERE "Mascot" = 'Tigers';