Compare is related to Distinguish. Distinguish is a synonym of Recognize. Recognize is a type of Be. 
Purpose is a synonym of Project. Project is a type of Task. Task is a synonym of Goal. Goal is related to Hockey. 
Compare <--RelatedTo--> Distinguish <--Synonym--> Recognize --IsA--> Be 
Purpose <--Synonym--> Project --IsA--> Task <--Synonym--> Goal <--RelatedTo--> Hockey 