409 https://w3id.org/arco/resource/Value/1500340631-1-height-409 <https://w3id.org/italia/onto/MU/Value> rdfs:label 409 409 <https://w3id.org/italia/onto/MU/value> 409 rdf:type <https://w3id.org/italia/onto/MU/Value> <https://w3id.org/italia/onto/MU/hasMeasurementUnit> <https://w3id.org/arco/resource/MeasurementUnit/mm> data from the linked data cloud