Amendment is related to Change. String is a type of Change. String is related to Wire. Wire is related to Telephone. 
Comfortable is related to Bed. Bed is related to Pace. 
Amendment <--RelatedTo--> Change <--IsA-- String <--RelatedTo--> Wire <--RelatedTo--> Telephone 
Comfortable <--RelatedTo--> Bed <--RelatedTo--> Pace 