Table: radio_stations_nsw
Columns: callsign
area_served
frequency
band
on_air_id
purpose

Question: what Area has the frequency of 100.3 and an On-air ID of yass fm?
SQL: SELECT "area_served" FROM radio_stations_nsw WHERE "frequency" = '100.3' AND "on_air_id" = 'yass fm'

Question: What is the Callsign with an Area of tamworth and frequency of 0 88.9?
SQL: SELECT "callsign" FROM radio_stations_nsw WHERE "area_served" = 'tamworth' AND "frequency" = '0 88.9'

Question: What is the Purpose of the Area Braidwood?
SQL: SELECT "purpose" FROM radio_stations_nsw WHERE "area_served" = 'braidwood'

Question: What Band has a Frequency of 0 99.7 in the Area of Newcastle?
SQL: SELECT "band" FROM radio_stations_nsw WHERE "frequency" = '0 99.7' AND "area_served" = 'newcastle'

Question: What is the Frequency of Gosford when the Callsign of 2cfm?
SQL: SELECT "frequency" FROM radio_stations_nsw WHERE "area_served" = 'gosford' AND "callsign" = '2cfm'

Question: What is the On-air ID with the frequency of 105.9, and purpose of commercial?
SQL: SELECT "on_air_id" FROM radio_stations_nsw WHERE "frequency" = '105.9' AND "purpose" = 'commercial'