Instrument is a type of Address. Engine is a type of Instrument. Engine is part of Train. Train is a synonym of Educate. 
Call is related to Encounter. Encounter is a synonym of Experience. 
Address <--IsA-- Instrument <--IsA-- Engine --PartOf--> Train <--Synonym--> Educate 
Call <--RelatedTo--> Encounter <--Synonym--> Experience 