Author is a type of Person. Author is a synonym of Artist. Musician is a type of Artist. Musician is related to Theater. 
Touch is related to Skin. Skin is related to Sweat. one thing you do when you Fight is Sweat. Fight is related to Argue. 
Person <--IsA-- Author <--Synonym--> Artist <--IsA-- Musician <--RelatedTo--> Theater 
Touch <--RelatedTo--> Skin <--RelatedTo--> Sweat <--HasSubevent-- Fight <--RelatedTo--> Argue 