https://w3id.org/framester/conceptnet5/data/en/obscurity <https://w3id.org/framester/conceptnet5/schema/Antonym> <https://w3id.org/framester/conceptnet5/data/en/clarity> <https://w3id.org/framester/conceptnet5/data/en/obviousness> <https://w3id.org/framester/conceptnet5/schema/Synonym> <https://w3id.org/framester/conceptnet5/data/en/opacity> <https://w3id.org/framester/conceptnet5/data/en/indistinctness> <https://w3id.org/framester/conceptnet5/data/en/dimness> risorse dalla linked data cloud