https://w3id.org/framester/conceptnet5/data/en/formula.n <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/express> <https://w3id.org/framester/conceptnet5/data/en/mathematical> <https://w3id.org/framester/conceptnet5/data/en/form> <https://w3id.org/framester/conceptnet5/data/en/rule> <https://w3id.org/framester/conceptnet5/data/en/formulaic> <https://w3id.org/framester/conceptnet5/data/en/symbolically> risorse dalla linked data cloud