Man pages matching name rdf::trinex::functions in section 3pm:

RDF::TrineX::Functions.3pm.en	debian 10 / librdf-trinex-functions-perl
RDF::TrineX::Functions.3pm.en	debian 11 / librdf-trinex-functions-perl
RDF::TrineX::Functions.3pm.en	debian 12 / librdf-trinex-functions-perl