Task: Question Answering
Input (English): Problem: the product z of two prime numbers is between 20 and 56 . if one of the prime numbers is greater than 2 but less than 6 and the other is greater than 14 but less than 30 then what is z ? 
Options: a ) 26 , b ) 35 , c ) 39 , d ) 51 , e ) 55
Output (English): d