https://w3id.org/framester/conceptnet5/data/en/spectrum <https://w3id.org/framester/conceptnet5/schema/DefinedAs> <https://w3id.org/framester/conceptnet5/data/en/range_of_visible_color_create_when_white_light_be_pass_through_prism> <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.spectrum.n> <https://w3id.org/framester/conceptnet5/schema/HasA> <https://w3id.org/framester/conceptnet5/data/en/all_visible_light> risorse dalla linked data cloud