https://w3id.org/framester/conceptnet5/data/en/rhombus_shape_thing <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/parallelogram> <https://w3id.org/framester/conceptnet5/data/en/equilateral_shape_thing> risorse dalla linked data cloud