Education is related to Doctor. Doctor is related to Fix. Fix is related to Ok. Ok is a synonym of Adequate. 
Heavy is related to Elephant. Elephant is related to Trial. Trial is related to Case. 
Education <--RelatedTo--> Doctor <--RelatedTo--> Fix <--RelatedTo--> Ok <--Synonym--> Adequate 
Heavy <--RelatedTo--> Elephant <--RelatedTo--> Trial <--RelatedTo--> Case 