hqcasanova university of edinburgh web semantics e-science collaboration open source virtual observatory adapro pbdq editor gmep nerc capture information product repeatability field provenance traceability metadata science reuse uri data workflow cross-organisation vocabulary taxonomy domain language expressiveness rdf semantic web information syntax ontology rdfs xml grammar meaning grid edikt jdl practice rapid standards ecdf myexperiment gratis free word processor autism dyslexia symbol pictogram learning disability guide stars database magnitude catalogue telescope elt símbolos procesador de textos autismo pictogramas diversidad funcional dislexia
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