Task: Question Answering
Input (English): Problem: what is 2 2 / 3 - 1 1 / 4 divided by 1 / 2 - 1 / 4 ? 
Options: a ) 17 / 36 , b ) 36 / 17 , c ) 17 / 6 , d ) 17 / 3 , e ) 51 / 4
Output (English): d