https://jena.apache.org/documentation/javadoc/ontapi/org.apache.jena.ontapi/org/apache/jena/ontapi/impl/objects/OntNegativePropertyAssertionImpl.ObjectAssertionImpl.html
OntNegativePropertyAssertionImpl.ObjectAssertionImpl (Apache Jena - ONTAPI 6.1.0)
declaration: module: org.apache.jena.ontapi, package: org.apache.jena.ontapi.impl.objects, class: OntNegativePropertyAssertionImpl, class: ObjectAssertionImpl
apache jena