question: If an image contains exactly two stingray swimming in blue water with light shining in the scene.
#1 return stingray 
#2 return #1 that are swimming 
#3 return water 
#4 return #3 that is blue 
#5 return #2 that are in  #4 
#6 return #5 that is with light shining 
#7 return images 
#8 return number of  #6 for each  #7 
#9 return #7 where  #8 is equal to  two 
#10 return number of  #9 
#11 return if  #10 is at least one