https://w3id.org/framester/conceptnet5/data/en/brother_and_sister <https://w3id.org/framester/conceptnet5/schema/HasA> <https://w3id.org/framester/conceptnet5/data/en/same_parent> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/sibling> risorse dalla linked data cloud