Perfect is related to Condition. 
you would Shop because Purchase. you are likely to find Shop in/at/on Basement. you are likely to find Drill in/at/on Basement. Drill is a synonym of Discipline. 
Perfect <--RelatedTo--> Condition 
Purchase <--MotivatedByGoal-- Shop --AtLocation--> Basement <--AtLocation-- Drill <--Synonym--> Discipline 