https://w3id.org/framester/conceptnet5/cla/la.callosus.a <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/solid> <https://w3id.org/framester/conceptnet5/data/en/skin> <https://w3id.org/framester/conceptnet5/data/en/hard> <https://w3id.org/framester/conceptnet5/data/en/thick_skin> <https://w3id.org/framester/conceptnet5/data/en/tough> <https://w3id.org/framester/conceptnet5/data/en/callous> <https://w3id.org/framester/conceptnet5/data/en/callum> risorse dalla linked data cloud