Immigration is a type of Body. Body is related to Alive. Alive is a different concept from Dead. Dead is related to Kill. 
Foreign is a different concept from Native. Native is related to Born. 
Immigration --IsA--> Body <--RelatedTo--> Alive <--DistinctFrom--> Dead <--RelatedTo--> Kill 
Foreign <--DistinctFrom--> Native <--RelatedTo--> Born 