Officer is a type of Worker. Criminal is a type of Worker. Criminal is a synonym of Offender. 
Killing can be used for Eating. one thing you do when you Killing is Scream. Scream is related to Scared. 
Officer --IsA--> Worker <--IsA-- Criminal <--Synonym--> Offender 
Eating <--UsedFor-- Killing --HasSubevent--> Scream <--RelatedTo--> Scared 