https://w3id.org/framester/conceptnet5/data/en/petroleum <https://w3id.org/framester/conceptnet5/schema/DerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.oleum.n> <https://w3id.org/framester/conceptnet5/schema/EtymologicallyDerivedFrom> <https://w3id.org/framester/conceptnet5/cla/la.petroleum> <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/oil> <https://w3id.org/framester/conceptnet5/data/en/energy> <https://w3id.org/framester/conceptnet5/data/en/commodity> <https://w3id.org/framester/conceptnet5/data/en/fossil_fuel> <https://w3id.org/framester/conceptnet5/data/en/big_problem> <https://w3id.org/framester/conceptnet5/data/en/unrefined_oil> <https://w3id.org/framester/conceptnet5/data/en/combustible_fluid> <https://w3id.org/framester/conceptnet5/data/en/just_store_solar_energy> <https://w3id.org/framester/conceptnet5/data/en/liquid_hydrocarbon_mixture> <https://w3id.org/framester/conceptnet5/schema/PartOf> <https://w3id.org/framester/conceptnet5/data/en/asphalt> risorse dalla linked data cloud