question: If in one of the image there are 3 chimpanzees on a branch.
#1 return images 
#2 return chimpanzees in  #1 
#3 return branches in  #1 
#4 return #2 on #3 
#5 return number of  #4 for each  #1 
#6 return #1 where  #5 is equal to  3 
#7 return number of  #6 
#8 return if  #7 is equal to  one