Feel is a type of Look. Look is related to Investigation. Investigation is a synonym of Research. Prospect is a type of Research. 
Circuit is related to Loop. Band is a type of Loop. Explosion is a type of Band. Inflation is a type of Explosion. 
Feel --IsA--> Look <--RelatedTo--> Investigation <--Synonym--> Research <--IsA-- Prospect 
Circuit <--RelatedTo--> Loop <--IsA-- Band <--IsA-- Explosion <--IsA-- Inflation 