Art is a synonym of Trade. Trade is related to Money. Money is related to Finance. Inflation is a type of Finance. 
Joint is a type of Fit. Joint is similar to Collective. Collective is related to United. 
Art <--Synonym--> Trade <--RelatedTo--> Money <--RelatedTo--> Finance <--IsA-- Inflation 
Fit <--IsA-- Joint <--SimilarTo--> Collective <--RelatedTo--> United 