Comment is a type of Explain. Knock is a type of Comment. Knock entails/necessarily involves Judge. 
Shine is related to Silver. Silver is related to Buddy. Buddy is a synonym of Brother. 
Explain <--IsA-- Comment <--IsA-- Knock --Entails--> Judge 
Shine <--RelatedTo--> Silver <--RelatedTo--> Buddy <--Synonym--> Brother 