Task: Question Generation
Input (English): #1 return balls 
#2 return #1 that  is  shiny 
#3 return squares 
#4 return #3 that  is  matte 
#5 return #4 that  is  brown 
#6 return #2 that  is  behind #5 
#7 return color of #6
Output (English): What color is the shiny ball behind the matte brown square?