“…A precondition of analysing and using these relationship data intensively is to understand and represent social relations accurately, completely, and effectively. From the perspective of knowledge representation in computer science, social relationship representation needs formal syntax and semantics for implementing regular browsing, querying, and reasoning and should provide mechanisms of machine readability and human readability in addition to data consistency, reliability, and high quality [6]. From the application perspective, social relationship representations should describe key elements of relationship, including relationship context, attributes of individuals, and attributes of relationship.…”