https://w3id.org/framester/conceptnet5/data/en/chromatic.a <https://w3id.org/framester/conceptnet5/schema/RelatedTo> <https://w3id.org/framester/conceptnet5/data/en/refraction> <https://w3id.org/framester/conceptnet5/data/en/colour> <https://w3id.org/framester/conceptnet5/data/en/diatonic> <https://w3id.org/framester/conceptnet5/data/en/hue> <https://w3id.org/framester/conceptnet5/data/en/spectral> risorse dalla linked data cloud