user: Question: What is the branding for the station with a frequency of 93.1MHz and a coverage of Zamboanga?
Columns: ['Branding', 'Callsign', 'Frequency', 'Power (kW)', 'Coverage']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Monster Radio RX 93.1', 'DWRX', '93.1MHz', '25kW', 'Manila']
SQL:

assistant: SELECT "Branding" FROM "Table" WHERE "Frequency" = '93.1MHz' AND "Coverage" = 'Zamboanga';