/usr/share/perl5/Bio/Ontology/ is in libbio-perl-perl 1.6.901-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Bio/Ontology/DocumentRegistry.pm
/usr/share/perl5/Bio/Ontology/GOterm.pm
/usr/share/perl5/Bio/Ontology/InterProTerm.pm
/usr/share/perl5/Bio/Ontology/OBOEngine.pm
/usr/share/perl5/Bio/Ontology/OBOterm.pm
/usr/share/perl5/Bio/Ontology/Ontology.pm
/usr/share/perl5/Bio/Ontology/OntologyEngineI.pm
/usr/share/perl5/Bio/Ontology/OntologyI.pm
/usr/share/perl5/Bio/Ontology/OntologyStore.pm
/usr/share/perl5/Bio/Ontology/Path.pm
/usr/share/perl5/Bio/Ontology/PathI.pm
/usr/share/perl5/Bio/Ontology/Relationship.pm
/usr/share/perl5/Bio/Ontology/RelationshipFactory.pm
/usr/share/perl5/Bio/Ontology/RelationshipI.pm
/usr/share/perl5/Bio/Ontology/RelationshipType.pm
/usr/share/perl5/Bio/Ontology/SimpleGOEngine/
/usr/share/perl5/Bio/Ontology/SimpleGOEngine/GraphAdaptor.pm
/usr/share/perl5/Bio/Ontology/SimpleGOEngine/GraphAdaptor02.pm
/usr/share/perl5/Bio/Ontology/SimpleOntologyEngine.pm
/usr/share/perl5/Bio/Ontology/Term.pm
/usr/share/perl5/Bio/Ontology/TermFactory.pm
/usr/share/perl5/Bio/Ontology/TermI.pm
/usr/share/perl5/Bio/OntologyIO/Handlers/
/usr/share/perl5/Bio/OntologyIO/Handlers/BaseSAXHandler.pm
/usr/share/perl5/Bio/OntologyIO/Handlers/InterProHandler.pm
/usr/share/perl5/Bio/OntologyIO/Handlers/InterPro_BioSQL_Handler.pm
/usr/share/perl5/Bio/OntologyIO/InterProParser.pm
/usr/share/perl5/Bio/OntologyIO/dagflat.pm
/usr/share/perl5/Bio/OntologyIO/goflat.pm
/usr/share/perl5/Bio/OntologyIO/obo.pm
/usr/share/perl5/Bio/OntologyIO/simplehierarchy.pm
/usr/share/perl5/Bio/OntologyIO/soflat.pm