Different is a synonym of Diverse. Fish can be Diverse. Fish is related to Life. Life is related to Essential. 
Cord is a type of Line. Guideline is a type of Line. Guideline is derived from Guide. 
Different <--Synonym--> Diverse <--HasProperty-- Fish <--RelatedTo--> Life <--RelatedTo--> Essential 
Cord --IsA--> Line <--IsA-- Guideline --DerivedFrom--> Guide 