https://w3id.org/framester/conceptnet5/data/en/optimist.n <https://w3id.org/framester/conceptnet5/schema/Antonym> <https://w3id.org/framester/conceptnet5/data/en/pessimist> <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/sail> <https://w3id.org/framester/conceptnet5/data/en/optimism> <https://w3id.org/framester/conceptnet5/data/en/centre_board> <https://w3id.org/framester/conceptnet5/data/en/sail_dinghy> risorse dalla linked data cloud