Task: Question Generation
Input (English): #1 return the   yellow thing 
#2 return the   cylinders 
#3 return #2 that  are gray 
#4 return #2 besides #3 
#5 return the   material of #1 
#6 return the   material of #4 
#7 return is  #5 the   same as #6
Output (English): Is the yellow thing the same material as the cylinder that isn't gray?