https://w3id.org/framester/conceptnet5/data/en/backpacker <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/backpack.v> <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/data/en/er> <https://w3id.org/framester/conceptnet5/data/en/backpack> risorse dalla linked data cloud