/usr/share/perl5/RDF/ is in librdf-crypt-perl 0.002-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/RDF/Crypt/
/usr/share/perl5/RDF/Crypt.pm
/usr/share/perl5/RDF/Crypt/Decrypter.pm
/usr/share/perl5/RDF/Crypt/Encrypter.pm
/usr/share/perl5/RDF/Crypt/ManifestItem.pm
/usr/share/perl5/RDF/Crypt/Role/
/usr/share/perl5/RDF/Crypt/Role/DoesDecrypt.pm
/usr/share/perl5/RDF/Crypt/Role/DoesEncrypt.pm
/usr/share/perl5/RDF/Crypt/Role/DoesSign.pm
/usr/share/perl5/RDF/Crypt/Role/DoesVerify.pm
/usr/share/perl5/RDF/Crypt/Role/StandardSignatureMarkers.pm
/usr/share/perl5/RDF/Crypt/Role/ToString.pm
/usr/share/perl5/RDF/Crypt/Role/WithPrivateKey.pm
/usr/share/perl5/RDF/Crypt/Role/WithPublicKeys.pm
/usr/share/perl5/RDF/Crypt/Signer.pm
/usr/share/perl5/RDF/Crypt/Verifier.pm