Scream is related to Terror. Terrorist is derived from Terror. 
Prosecution is related to Prove. Prove is a type of Print. Print is related to Edition. Extra is a type of Edition. 
Scream <--RelatedTo--> Terror <--DerivedFrom-- Terrorist 
Prosecution <--RelatedTo--> Prove --IsA--> Print <--RelatedTo--> Edition <--IsA-- Extra 