Weekly is a synonym of Week. Week is related to Description. 
Evil is related to Darkness. Darkness is a type of Value. Value is related to Belief. Thought is a type of Belief. 
Weekly <--Synonym--> Week <--RelatedTo--> Description 
Evil <--RelatedTo--> Darkness --IsA--> Value <--RelatedTo--> Belief <--IsA-- Thought 