(subclass ControlledSubstance BiologicallyActiveSubstance) | Economy.kif 4792-4792 | Controlled substance is a subclass of biologically active substance |
(subclass IllicitDrug ControlledSubstance) | TransnationalIssues.kif 82-82 | Illicit drug is a subclass of controlled substance |
(subclass Narcotic ControlledSubstance) | Economy.kif 4781-4781 | Narcotic is a subclass of controlled substance |
(subclass Amphetamine ControlledSubstance) | Economy.kif 4782-4782 | Amphetamine is a subclass of controlled substance |