CREATE TABLE table_37151 ("Frequency" TEXT, "Call sign" TEXT, "Branding" TEXT, "Format" TEXT, "Owner" TEXT)

Who owns the station with the frequency FM 92.1?
SELECT "Owner" FROM table_37151 WHERE "Frequency" = 'fm 92.1'
SELECT "Owner" FROM "table_37151" WHERE "Frequency" = 'fm 92.1'