https://w3id.org/framester/conceptnet5/data/en/ellipsoid <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/eo.oido> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/manifold> <https://w3id.org/framester/conceptnet5/data/en/close_surface_region> <https://w3id.org/framester/conceptnet5/data/en/geometrical_figure> risorse dalla linked data cloud