Spirit is a type of Character. Radical is a type of Character. Radical is similar to Basic. Basic is related to Bitter. 
Person does not want (to) Unknown. Key is a type of Person. you are likely to find Key in/at/on Idea. Idea is related to Insight. 
Spirit --IsA--> Character <--IsA-- Radical <--SimilarTo--> Basic <--RelatedTo--> Bitter 
Unknown <--NotDesires-- Person <--IsA-- Key --AtLocation--> Idea <--RelatedTo--> Insight 