question: If at least one chimp has something to eat in each image, and no chimp is using cutlery to eat.
#1 return chimps 
#2 return #1 that has something to  eat 
#3 return cutlery 
#4 return #1 that is using #3 to  eat 
#5 return images 
#6 return number of  #2 for each  #5 
#7 return #5 where  #6 is at least one 
#8 return number of  #5 
#9 return number of  #7 
#10 return if  #8 is equal to  #9 
#11 return number of  #4 
#12 return if  #11 is equal to  zero 
#13 return if  both  #10 and #12 are true