Job is related to Chief. Chief is a different concept from Deputy. 
Hazard is related to Concern. Concern is a synonym of Headache. one thing you do when you Contemplate is Headache. 
Job <--RelatedTo--> Chief <--DistinctFrom--> Deputy 
Hazard <--RelatedTo--> Concern <--Synonym--> Headache <--HasSubevent-- Contemplate 