https://w3id.org/framester/conceptnet5/data/en/omega <https://w3id.org/framester/conceptnet5/schema/DefinedAs> <https://w3id.org/framester/conceptnet5/data/en/last_letter_of_greek_alphabet> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/ordinal> <https://w3id.org/framester/conceptnet5/schema/Synonym> <https://w3id.org/framester/conceptnet5/data/en/oldsmobile_omega> risorse dalla linked data cloud