CREATE TABLE table_39210 ("Call sign" TEXT, "Frequency MHz" FLOAT, "City of license" TEXT, "ERP W" FLOAT, "Height m  (  ft  ) " TEXT, "Class" TEXT, "FCC info" TEXT)

What city of license has an ERP W smaller than 500, Class A, and Frequency MHz larger than 89.7?
SELECT "City of license" FROM table_39210 WHERE "ERP W" < '500' AND "Class" = 'a' AND "Frequency MHz" > '89.7'
SELECT "City of license" FROM "table_39210" WHERE "Class" = 'a' AND "ERP W" < '500' AND "Frequency MHz" > '89.7'