Employment can cause/lead to Depression. Depression is a type of Crisis. Crisis would make you want to Pray. 
Arrow can be used for Hit. Shell is a type of Hit. Shell is related to Gasoline. Gasoline is derived from Gas. 
Employment --Causes--> Depression --IsA--> Crisis --CausesDesire--> Pray 
Arrow --UsedFor--> Hit <--IsA-- Shell <--RelatedTo--> Gasoline --DerivedFrom--> Gas 