question: There is a small metallic sphere and a small rubber sphere, are those objects in front of the small metallic cube?
#1 return cube 
#2 return #1 that is  small 
#3 return #2 that is  metallic 
#4 return sphere 
#5 return #4 that is  small 
#6 return #5 that is  metallic 
#7 return #5 that is  rubber 
#8 return if #6 is  in front of #3 
#9 return if #7 is  in front of #3 
#10 return if both #8 and  #9 are true