Level is a type of Destroy. Destroy is related to Seek. Seek is related to Discover. Discover is related to Invention. 
Practitioner is related to Lawyer. Lawyer is related to Big. Big is related to Home. 
Level --IsA--> Destroy <--RelatedTo--> Seek <--RelatedTo--> Discover <--RelatedTo--> Invention 
Practitioner <--RelatedTo--> Lawyer <--RelatedTo--> Big <--RelatedTo--> Home 