https://w3id.org/framester/conceptnet5/data/en/julian_barbour <https://w3id.org/framester/conceptnet5/schema/InstanceOf> <https://w3id.org/framester/conceptnet5/data/en/person> <https://w3id.org/framester/conceptnet5/data/en/scientist> <https://w3id.org/framester/conceptnet5/schema/dbpedia.field> <https://w3id.org/framester/conceptnet5/data/en/history_of_science> <https://w3id.org/framester/conceptnet5/schema/dbpedia.influencedBy> <https://w3id.org/framester/conceptnet5/data/en/ernst_mach> risorse dalla linked data cloud