No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 29570-29570 | SmartPhone 是 移动手机 的 subclass |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 29571-29571 | SmartPhone 是 PortableComputer 的 subclass |