Political is related to Government. Person does not want (to) Government. Person wants (to) Fair. 
Supply is related to Cost. Cost is related to Accounting. Accounting is a type of Explanation. Explanation is related to Tell. 
Political <--RelatedTo--> Government <--NotDesires-- Person --Desires--> Fair 
Supply <--RelatedTo--> Cost <--RelatedTo--> Accounting --IsA--> Explanation <--RelatedTo--> Tell 