Doctor wants (to) Healthy. Doctor is related to Specialist. Specialist is similar to Expert. Technician is a type of Expert. 
Part is related to Pocket. Pocket is a synonym of Steal. 
Healthy <--Desires-- Doctor <--RelatedTo--> Specialist <--SimilarTo--> Expert <--IsA-- Technician 
Part <--RelatedTo--> Pocket <--Synonym--> Steal 