Hold is related to Move. Center is a type of Move. 
Cart is similar to Automobile. Automobile is similar to Truck. Truck is related to Move. Exit is a type of Move. 
Hold <--RelatedTo--> Move <--IsA-- Center 
Cart <--SimilarTo--> Automobile <--SimilarTo--> Truck <--RelatedTo--> Move <--IsA-- Exit 