Sake is a type of Purpose. Purpose is related to Have. Have is a synonym of Accept. Accept is a synonym of Swallow. 
Shore is related to Land. Land is related to House. House can be used for Shelter. Shelter is related to Ceiling. 
Sake --IsA--> Purpose <--RelatedTo--> Have <--Synonym--> Accept <--Synonym--> Swallow 
Shore <--RelatedTo--> Land <--RelatedTo--> House --UsedFor--> Shelter <--RelatedTo--> Ceiling 