(subclass Opium BiologicallyActiveSubstance) | Mid-level-ontology.kif 9343-9343 | Opium is a subclass of biologically active substance |
(subclass Opium PlantSubstance) | Mid-level-ontology.kif 9344-9344 | Opium is a subclass of plant substance |
(subclass Opium Depressant) | Mid-level-ontology.kif 9347-9347 | Opium is a subclass of depressant |
(subclass Opium Analgesic) | Medicine.kif 6409-6409 | Opium is a subclass of painkiller |
(subclass Opium Narcotic) | Economy.kif 4785-4785 | Opium is a subclass of narcotic |