user: Question: What is the coverage for the 99.5MHz frequency?
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 "Coverage" FROM "Table" WHERE "Frequency" = '99.5MHz';