Task: Question Generation
Input (English): #1 return small  ball 
#2 return small  block 
#3 return #2 that is green 
#4 return #1 behind #3 
#5 return objects besides  #4 
#6 return color of #4 
#7 return colors of #5 
#8 return #5 where #6 is the  same as #7
Output (English): the small ball behind the small green block is the same color as what other object?