Source is a type of Obtain. Source is a type of Inspiration. 
Book is related to Introduction. Introduction is related to Shake. Shake is related to Death. Death is the opposite of Birthday. 
Obtain <--IsA-- Source --IsA--> Inspiration 
Book <--RelatedTo--> Introduction <--RelatedTo--> Shake <--RelatedTo--> Death <--Antonym--> Birthday 