Belt is related to String. String is similar to Cord. Cord is part of Telephone. 
Hang is related to Present. Present is related to Toy. Toy is related to Car. 
Belt <--RelatedTo--> String <--SimilarTo--> Cord --PartOf--> Telephone 
Hang <--RelatedTo--> Present <--RelatedTo--> Toy <--RelatedTo--> Car 