Task: Question Decomposition
Input (English): question: Are the small purple things and the small green thing of the same material?
Output (English): #1 return small things 
#2 return #1 that  are purple 
#3 return #1 that  is  green 
#4 return material of #2 
#5 return material of #3 
#6 return is  #4 the   same as #5