Aware is related to Know. Forgive requires Know. the first thing you do when you Forgive is Understand. Appreciate is a type of Understand. 
Roll is a synonym of Cast. one thing you do when you Fishing is Cast. Fishing is related to Go. Go is related to Step. 
Aware <--RelatedTo--> Know <--HasPrerequisite-- Forgive --HasFirstSubevent--> Understand <--IsA-- Appreciate 
Roll <--Synonym--> Cast <--HasSubevent-- Fishing <--RelatedTo--> Go <--RelatedTo--> Step 