Reference is a type of Meaning. Reference is related to Guy. Guy is related to Cool. 
Rise is related to Coming. Coming is a different concept from Leave. Leave is related to Go. Go is related to Travel. 
Meaning <--IsA-- Reference <--RelatedTo--> Guy <--RelatedTo--> Cool 
Rise <--RelatedTo--> Coming <--DistinctFrom--> Leave <--RelatedTo--> Go <--RelatedTo--> Travel 