Campaign is related to Attack. Attack is related to War. War is derived from Rider. Rider is a type of Traveler. 
Informal is a different concept from Dress. Dress is related to Cotton. 
Campaign <--RelatedTo--> Attack <--RelatedTo--> War --DerivedFrom--> Rider --IsA--> Traveler 
Informal <--DistinctFrom--> Dress <--RelatedTo--> Cotton 