https://w3id.org/framester/conceptnet5/data/en/piston <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/cla/fr.piston> <https://w3id.org/framester/conceptnet5/schema/PartOf> <https://w3id.org/framester/conceptnet5/data/en/car> <https://w3id.org/framester/conceptnet5/data/en/car_engine> <https://w3id.org/framester/conceptnet5/data/en/engine> <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/cla/de.kolben> risorse dalla linked data cloud