question: If there is a person sitting down on the ledge along the storefront window.
#1 return person 
#2 return ledge 
#3 return storefront 
#4 return window of #3 
#5 return #2 that is along #4 
#6 return #1 sitting down on #5 
#7 return the  number of  #6 
#8 return if  #7 is at least one