question: If there are four or more animals very close to each other on the grass in the image to the left.
#1 return left image 
#2 return animals in  #1 
#3 return grass in  #1 
#4 return #2 that are on #3 
#5 return #4 that are very close to  each other 
#6 return number of  #5 
#7 return if  #6 is at least four