Rest is a different concept from Active. Active is a synonym of Dynamic. Dynamic is a synonym of Process. 
Strain is a type of Disease. Disease is related to Deadly. Deadly is derived from Death. Ghost is created by Death. 
Rest <--DistinctFrom--> Active <--Synonym--> Dynamic <--Synonym--> Process 
Strain --IsA--> Disease <--RelatedTo--> Deadly --DerivedFrom--> Death <--CreatedBy-- Ghost 