| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 1802-1802 | ReceiverDevice est une sous-classe de CommunicationDevice |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 1803-1803 | ReceiverDevice est une sous-classe de ElectricDevice |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 665-665 | RadioReceiver est une sous-classe de ReceiverDevice |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25061-25061 | MobileCellPhone est une sous-classe de ReceiverDevice |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25068-25068 | SatellitePhone est une sous-classe de ReceiverDevice |
| No TPTP formula. May not be expressible in strict first order. | Communications.kif 380-380 | TelevisionReceiver est une sous-classe de ReceiverDevice |
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