Bucket is a type of Vessel. Bucket is a synonym of Rocket. Private is a type of Rocket. 
one thing you do when you Work is Create. Work is related to Engineer. Engineer is related to Occupation. 
Vessel <--IsA-- Bucket <--Synonym--> Rocket <--IsA-- Private 
Create <--HasSubevent-- Work <--RelatedTo--> Engineer <--RelatedTo--> Occupation 