Investigator is related to Agent. Agent is related to Service. Service is related to Care. 
Leap is related to Long. Long is related to Sister. Sister is a type of Sibling. 
Investigator <--RelatedTo--> Agent <--RelatedTo--> Service <--RelatedTo--> Care 
Leap <--RelatedTo--> Long <--RelatedTo--> Sister --IsA--> Sibling 