question: If the left and right image contains the same number broccoli heads growing straight up.
#1 return broccoli 
#2 return heads of #1 
#3 return #2 that are growing straight up 
#4 return left image 
#5 return right image 
#6 return #3 that are in  #4 
#7 return #3 that are in  #5 
#8 return number of  #6 
#9 return number of #7 
#10 return if  #8 is equal to  #9