} else {
String rkw = ontClass.getLocalName();
relatedKeywords.add(new RelatedKeywordImpl(rkw, initialScore, "Ontology"));
log.debug("Added {} as related keyword to {} by sub class relation", classURI, keyword);
log.debug("Computing sub class closure of {} ", classURI);
List<OntClass> subClasses = ontClass.listSubClasses(true).toList();
for (OntClass subClass : subClasses) {
computeSubClassClosure(subClass.getURI(), maxDepth - 1, initialScore / degradingCoefficient,
degradingCoefficient, keyword, relatedKeywords);
}
}