Table: radio_stations_15
Columns: branding
callsign
frequency
power_kw
location

Question: What is the branding for callsign DWFM?
SQL: SELECT "branding" FROM radio_stations_15 WHERE "callsign" = 'dwfm'

Question: What is the frequency where the power is 25kw?
SQL: SELECT "frequency" FROM radio_stations_15 WHERE "power_kw" = '25kw'

Question: What is the power at Baguio where the frequency is 102.3mhz?
SQL: SELECT "power_kw" FROM radio_stations_15 WHERE "frequency" = '102.3mhz' AND "location" = 'baguio'

Question: What is the location where the frequency is 92.3mhz?
SQL: SELECT "location" FROM radio_stations_15 WHERE "frequency" = '92.3mhz'

Question: What is the brand where the location is Cagayan De Oro?
SQL: SELECT "branding" FROM radio_stations_15 WHERE "location" = 'cagayan de oro'