Man pages matching name rdf::rdfa::generator in section 3pm:

RDF::RDFa::Generator.3pm.en	debian 10 / librdf-rdfa-generator-perl
RDF::RDFa::Generator.3pm.en	debian 11 / librdf-rdfa-generator-perl
RDF::RDFa::Generator.3pm.en	debian 12 / librdf-rdfa-generator-perl