CREATE TABLE table_203_393 (id NUMBER, "year" NUMBER, "film" CLOB, "director" CLOB, "cast" CLOB, "details" CLOB)

prema katha won more than how many awards compared to aaha ?
SELECT (SELECT "details" FROM table_203_393 WHERE "film" = 'prema katha') - (SELECT "details" FROM table_203_393 WHERE "film" = 'aaha')
SELECT (SELECT "details" FROM "table_203_393" WHERE "film" = 'prema katha') - (SELECT "details" FROM "table_203_393" WHERE "film" = 'aaha')