Supervisor is a type of Superior. Superior is similar to Premium. Premium is related to Quality. Quality is related to Skilled. 
Happy is related to Please. Please is a synonym of Satisfy. Content is a type of Satisfy. Content is related to Grass. 
Supervisor --IsA--> Superior <--SimilarTo--> Premium <--RelatedTo--> Quality <--RelatedTo--> Skilled 
Happy <--RelatedTo--> Please <--Synonym--> Satisfy <--IsA-- Content <--RelatedTo--> Grass 