user: Question: Name the economic class for punong barangay being Antonio B. Gangan
Columns: ['Barangay', 'Population (2010)', 'Economic Class', 'Land Area (In sqm.)', 'Punong Barangay (Term 2010-2013)']
Types: ['text', 'real', 'text', 'real', 'text']
Sample row: ['Aggasian', 3436.0, 'Rural', 264.0, 'Noli B. Bolar']
SQL:

assistant: SELECT "Economic Class" FROM "Table" WHERE "Punong Barangay (Term 2010-2013)" = 'Antonio B. Gangan';