Glove is a type of Band. Glove is related to Clothing. Gray is a type of Clothing. Gray is related to Stone. 
Genre is related to Mathematics. Mathematics is related to Topic. Topic is a synonym of Subject. Subject is related to Philosophy. 
Band <--IsA-- Glove <--RelatedTo--> Clothing <--IsA-- Gray <--RelatedTo--> Stone 
Genre <--RelatedTo--> Mathematics <--RelatedTo--> Topic <--Synonym--> Subject <--RelatedTo--> Philosophy 