question: If each image shows a single crab shell-side-up on the beach, and the right image features a crab mostly covered in sand.
#1 return crabs 
#2 return #1 that are shell-side-up 
#3 return beach 
#4 return #2 that are on #3 
#5 return images 
#6 return number of  #4 for each  #5 
#7 return #5 where  #6 is equal to  one 
#8 return number of  #5 
#9 return number of  #7 
#10 return if  #8 is equal to  #9 
#11 return right image  
#12 return crab in  #11 
#13 return sand in  #11 
#14 return #12 that is mostly covered in  #13 
#15 return number of  #14 
#16 return if  #15 is at least one 
#17 return if  both  #10 and #16 are true