Free is related to Agreement. Agreement is a synonym of Understanding. Understanding is a type of Album. Scandal is a type of Album. 
Pet is related to Human. you are likely to find Human in/at/on Stadium. Stadium is related to Baseball. Baseball is related to Series. 
Free <--RelatedTo--> Agreement <--Synonym--> Understanding --IsA--> Album <--IsA-- Scandal 
Pet <--RelatedTo--> Human --AtLocation--> Stadium <--RelatedTo--> Baseball <--RelatedTo--> Series 