Balance is a synonym of Trim. Shelter is etymologically related to Trim. Shelter is a type of Facility. Facility is a type of Artifact. 
Residence is a synonym of Mansion. 
Balance <--Synonym--> Trim <--EtymologicallyRelatedTo-- Shelter --IsA--> Facility --IsA--> Artifact 
Residence <--Synonym--> Mansion 