Door is a type of Exit. Door is related to Knock. Knock is a synonym of Belt. Belt is a synonym of Whip. 
Title is related to Captain. Captain is related to Vessel. Vessel is related to Term. Term is related to Mean. 
Exit <--IsA-- Door <--RelatedTo--> Knock <--Synonym--> Belt <--Synonym--> Whip 
Title <--RelatedTo--> Captain <--RelatedTo--> Vessel <--RelatedTo--> Term <--RelatedTo--> Mean 