Cell is related to Bedroom. Bedroom is related to Alarm. Alarm is similar to Bell. Bell is related to Implement. 
Leg is a different concept from Hand. Hand is related to Neighbor. 
Cell <--RelatedTo--> Bedroom <--RelatedTo--> Alarm <--SimilarTo--> Bell <--RelatedTo--> Implement 
Leg <--DistinctFrom--> Hand <--RelatedTo--> Neighbor 