Task: Question Generation
Input (English): #1 return balls 
#2 return balls that  are in a row 
#3 return #2 that  is  from largest to  smallestt 
#4 return #3 that  is  in the  back 
#5 return color of #4
Output (English): There is a row of balls going from largest to smallestt, starting with red; what color is the smallestt ball in the back?