(subclass Narcotic ControlledSubstance) | Economy.kif 4781-4781 | Narcotic is a subclass of controlled substance |
(subclass Morphine Narcotic) | Medicine.kif 6195-6195 | Morphine is a subclass of narcotic |
(subclass Opium Narcotic) | Economy.kif 4785-4785 | Opium is a subclass of narcotic |
(subclass Cocaine Narcotic) | Economy.kif 4786-4786 | Cocaine is a subclass of narcotic |