(subclass PortableComputer Computer) | Mid-level-ontology.kif 29530-29530 | Portable computer is a subclass of computer |
(subclass Laptop PortableComputer) | Mid-level-ontology.kif 29544-29544 | Laptop is a subclass of portable computer |
(subclass TabletComputer PortableComputer) | Mid-level-ontology.kif 29551-29551 | Tablet computer is a subclass of portable computer |
(subclass SmartPhone PortableComputer) | Mid-level-ontology.kif 29571-29571 | Smart phone is a subclass of portable computer |