table: [['call sign', 'frequency mhz', 'city of license', 'erp w', 'fcc info'], ['kamy', '90.1', 'lubbock , texas', '63000', ''], ['kflb', '88.1', 'midland , texas', '100000', ''], ['kflb', '920', 'odessa , texas', '1000 day 500 night', ''], ['krgn', '102.9', 'amarillo , texas', '100000', ''], ['k297au', '107.3', 'big spring , texas', '62', 'fcc']]
ref: the City with the Radio station of the highest Frequency (mhz) is Big Spring , Texas
template: the [ENT] with the [ENT] station of the highest [ENT] (mhz) is [ENT]