https://w3id.org/framester/conceptnet5/cla/la.normalis.a <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/right_angle> <https://w3id.org/framester/conceptnet5/data/en/square> <https://w3id.org/framester/conceptnet5/data/en/perpendicular> <https://w3id.org/framester/conceptnet5/data/en/normal> risorse dalla linked data cloud