Question: Which Class has a Frequency MHz larger than 91.5, and a City of license of Hyannis, Nebraska?
SQL: SELECT "Class" FROM "2-14993514-1" WHERE "Frequency MHz" > 91.5 AND "City of license" = 'Hyannis, Nebraska';

Question: Which Class has a ERP W larger than 205, and a Frequency MHz smaller than 93.9, and a Call sign of K210CB?
SQL: SELECT "Class" FROM "2-14993514-1" WHERE "ERP W" > 205.0 AND "Frequency MHz" < 93.9 AND "Call sign" = 'K210CB';

Question: Which Frequency MHz that has a ERP W larger than 205, and a Call sign of K230AP?
SQL: SELECT MAX("Frequency MHz") FROM "2-14993514-1" WHERE "ERP W" > 205.0 AND "Call sign" = 'K230AP';

Question: Which Frequency MHz has a ERP W of 250?
SQL: SELECT MAX("Frequency MHz") FROM "2-14993514-1" WHERE "ERP W" = 250.0;