No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25069-25069 | SatellitePhone 是 接收器设备 的 subclass |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25070-25070 | SatellitePhone 是 电话 的 subclass |