you are likely to find Cat in/at/on Backyard. Cat is related to Stretch. Stretch is related to Running. Running requires Movement. 
Galaxy is related to Formation. Formation is a synonym of Consist. Consist is a synonym of Comprise. 
Backyard <--AtLocation-- Cat <--RelatedTo--> Stretch <--RelatedTo--> Running --HasPrerequisite--> Movement 
Galaxy <--RelatedTo--> Formation <--Synonym--> Consist <--Synonym--> Comprise 