https://w3id.org/framester/conceptnet5/cla/fi.pingottaa.v <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/stretch> <https://w3id.org/framester/conceptnet5/data/en/study> <https://w3id.org/framester/conceptnet5/data/en/hard> <https://w3id.org/framester/conceptnet5/data/en/tension> risorse dalla linked data cloud