| (subclass HeatingDevice Device) | Mid-level-ontology.kif 2305-2305 | |
| (subclass Oven HeatingDevice) | Mid-level-ontology.kif 2317-2317 | |
| (subclass Stove HeatingDevice) | Mid-level-ontology.kif 2330-2330 | |
| (subclass FabricIron HeatingDevice) | Mid-level-ontology.kif 25177-25177 | |
| (subclass WaterHeater HeatingDevice) | Mid-level-ontology.kif 25660-25660 | |
| (subclass RoomHeater HeatingDevice) | Mid-level-ontology.kif 26839-26839 |
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