https://w3id.org/framester/conceptnet5/data/en/bismuth <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/mineral> <https://w3id.org/framester/conceptnet5/data/en/commodity> <https://w3id.org/framester/conceptnet5/data/en/unalloyed_metal> <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/tetradymite> <https://w3id.org/framester/conceptnet5/cla/de.wismut> risorse dalla linked data cloud