Table: ibc_channels
Columns: branding
callsign
ch
power_kw
station_type
location_transmitter_site

Question: When relay is the station type and 5kw is the power kw what is the branding?
SQL: SELECT "branding" FROM ibc_channels WHERE "power_kw" = '5kW' AND "station_type" = 'Relay'

Question: When dxrt-tv is the callsign what is the power kw?
SQL: SELECT "power_kw" FROM ibc_channels WHERE "callsign" = 'DXRT-TV'

Question: When dxzb-tv is the call sign what is the power kw?
SQL: SELECT "power_kw" FROM ibc_channels WHERE "callsign" = 'DXZB-TV'

Question: When dxcc-tv is the call sign how many station types are there?
SQL: SELECT COUNT("station_type") FROM ibc_channels WHERE "callsign" = 'DXCC-TV'

Question: When dwhr-tv is the call sign how many station types are there?
SQL: SELECT COUNT("station_type") FROM ibc_channels WHERE "callsign" = 'DWHR-TV'