Artifact is related to Cross. Cross is similar to Dot. Dot is a synonym of Period. Period is related to Visitor. 
you are likely to find Boat in/at/on Bay. Boat is related to Big. 
Artifact <--RelatedTo--> Cross <--SimilarTo--> Dot <--Synonym--> Period <--RelatedTo--> Visitor 
Bay <--AtLocation-- Boat <--RelatedTo--> Big 