Pile is a type of Collection. Collection is related to Mine. Mine is related to Possess. Possess is related to Owner. 
you are likely to find Cemetery in/at/on City. City is related to Apartment. 
Pile --IsA--> Collection <--RelatedTo--> Mine <--RelatedTo--> Possess <--RelatedTo--> Owner 
Cemetery --AtLocation--> City <--RelatedTo--> Apartment 