question: If there are two carts, but only one of them has a canopy.
#1 return carts 
#2 return number of  #1 
#3 return if  #2 is equal to  two 
#4 return canopy 
#5 return #1 that has #4 
#6 return number of  #5 
#7 return if  #6 is equal to  one 
#8 return if  both  #3 and #7 are true