Massive is related to Continent. Continent is related to Plate. Plate is related to Implement. 
Enhance is a synonym of Improve. you would Exercise because Improve. you would Walk because Exercise. 
Massive <--RelatedTo--> Continent <--RelatedTo--> Plate <--RelatedTo--> Implement 
Enhance <--Synonym--> Improve <--MotivatedByGoal-- Exercise <--MotivatedByGoal-- Walk 