https://w3id.org/framester/conceptnet5/data/en/mainsail <https://w3id.org/framester/conceptnet5/schema/AtLocation> <https://w3id.org/framester/conceptnet5/data/en/boat> <https://w3id.org/framester/conceptnet5/data/en/on_boat> <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/main.n> risorse dalla linked data cloud