295Social Graph Extraction, Integration, and Analysis
b. Giving more priority in buffering to nodes that are connected with some special predi-
cates: In some cases, ontology-based reasoning could be used with RDF graphs to infer
additional statements. For example, it may be known that two terrorist organizations with
different names are actually the same. Using this fact, if we know that a terrorist is a
member of one organization, we may conclude that the same terrorist is also a member of
another terrorist organization (actually, Jena allows more powerful reasoning using OWL
ontology; Carroll et al., 2004). During the reasoning, the reasoning engine may want to
access the edges that represent some special relationships (e.g., edges that ...