Table: rte_radio_stations
Columns: transmitter
service_area
radio_1_mhz
2fm_mhz
rnag_mhz
lyric_fm_mhz
erp_kw

Question: What is the 2FM for SW Ireland?
SQL: SELECT "2fm_mhz" FROM rte_radio_stations WHERE "service_area" = 'sw ireland'