Broadcast is a type of Show. Show is related to Reflection. 
Rid is a form of Ride. Clear is a type of Rid. Clear is related to Condition. Condition is related to Circumstance. 
Broadcast --IsA--> Show <--RelatedTo--> Reflection 
Ride <--FormOf-- Rid <--IsA-- Clear <--RelatedTo--> Condition <--RelatedTo--> Circumstance 