Fantasy is related to World. World can be Diverse. Diversity is derived from Diverse. 
Buyer is related to Merchant. Merchant is related to Occupation. Occupation is related to Captain. Captain is related to Liberty. 
Fantasy <--RelatedTo--> World --HasProperty--> Diverse <--DerivedFrom-- Diversity 
Buyer <--RelatedTo--> Merchant <--RelatedTo--> Occupation <--RelatedTo--> Captain <--RelatedTo--> Liberty 