ExNode.java is built for OWL2BN translation use.
For translating OWL into BN, a tag of node
(must be one of these:
COMPLEMENT, DISJOINT, EQUIVALENT, INTERSECTION, UNION.)
is needed for CPT constructing use.
See paper:
BayesOWL: Uncertainty Modeling in Semantic Web Ontologies
Zhongli Ding, Yun Peng, Rong Pan