(subclass Hydrocarbon OrganicCompound) | Mid-level-ontology.kif 8582-8582 | Hydrocarbon e' uma sub-classe de OrganicCompound |
(subclass Rubber Hydrocarbon) | Mid-level-ontology.kif 9181-9181 | Rubber e' uma sub-classe de Hydrocarbon |
(subclass Plastic Hydrocarbon) | Mid-level-ontology.kif 9194-9194 | Plastic e' uma sub-classe de Hydrocarbon |