RDF(S)/XML Linguistic Annotation of Semantic Web Pages Guadalupe Aguado de Cea author Inmaculada Álvarez-de-Mon author Antonio Pareja-Lora author Rosario Plaza-Arteche author 2002 text COLING-02: The 2nd Workshop on NLP and XML (NLPXML-2002) conference publication de-cea-etal-2002-rdf https://aclanthology.org/W02-1701/ 2002