Shelter is a synonym of Box. Box is a type of Area. Area is related to Shadow. 
Inside is related to Private. Private is related to Garden. you are likely to find Stone in/at/on Garden. 
Shelter <--Synonym--> Box --IsA--> Area <--RelatedTo--> Shadow 
Inside <--RelatedTo--> Private <--RelatedTo--> Garden <--AtLocation-- Stone 