https://w3id.org/framester/conceptnet5/data/en/modern_naval_ship <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/ship> <https://w3id.org/framester/conceptnet5/data/en/transportation_topic> <https://w3id.org/framester/conceptnet5/data/en/military_watercraft> risorse dalla linked data cloud