Airplane is related to Case. Case is related to Sheet. Sheet is a synonym of Rope. 
Narrative is related to Writing. one thing you do when you Writing is Think. Think requires Relax. 
Airplane <--RelatedTo--> Case <--RelatedTo--> Sheet <--Synonym--> Rope 
Narrative <--RelatedTo--> Writing --HasSubevent--> Think --HasPrerequisite--> Relax 