Isolated is a form of Isolate. Isolate is a type of Get. Get is a synonym of Begin. one thing you do when you Writing is Begin. 
you would Fish because Enjoy. Person wants (to) Enjoy. Person is related to Physician. 
Isolated --FormOf--> Isolate --IsA--> Get <--Synonym--> Begin <--HasSubevent-- Writing 
Fish --MotivatedByGoal--> Enjoy <--Desires-- Person <--RelatedTo--> Physician 