Debut is a type of Presentation. Debut is a synonym of Introduction. Introduction is a type of Textbook. 
Preparation is a type of Activity. Preparation is a synonym of Homework. Homework is part of Education. Education is related to Knowledge. 
Presentation <--IsA-- Debut <--Synonym--> Introduction --IsA--> Textbook 
Activity <--IsA-- Preparation <--Synonym--> Homework --PartOf--> Education <--RelatedTo--> Knowledge 