Tragedy is related to Comedy. Comedy is related to Laughter. Laughter is related to Do. Do is related to Doll. 
Negotiation can be Art. Dance is a type of Art. Dance is related to While. 
Tragedy <--RelatedTo--> Comedy <--RelatedTo--> Laughter <--RelatedTo--> Do <--RelatedTo--> Doll 
Negotiation --HasProperty--> Art <--IsA-- Dance <--RelatedTo--> While 