Question: Name the sum of frequecy with brand of Exa FM
SQL: SELECT SUM("Frequency") FROM "2-12394513-3" WHERE "Brand" = 'Exa FM';

Question: Name the webcast for website of • and frequency of 103.3
SQL: SELECT "Webcast" FROM "2-12394513-3" WHERE "Website" = '•' AND "Frequency" = 103.3;

Question: Name the lowest frequency for brand of Radio Manantial
SQL: SELECT MIN("Frequency") FROM "2-12394513-3" WHERE "Brand" = 'Radio Manantial';