Extra is related to Quantity. Quantity is a type of Concept. Fact is a type of Concept. 
Render is a type of Make. Make is related to Kill. Killing is derived from Kill. Killing is the opposite of Murder. 
Extra <--RelatedTo--> Quantity --IsA--> Concept <--IsA-- Fact 
Render --IsA--> Make <--RelatedTo--> Kill <--DerivedFrom-- Killing <--Antonym--> Murder 