| (subclass PowerGeneration Process) | Economy.kif 2067-2067 | Power generation is a subclass of process |
| (subclass ElectricalPowerGeneration PowerGeneration) | Economy.kif 2073-2073 | Electrical power generation is a subclass of power generation |
| (subclass FossilFuelPowerGeneration PowerGeneration) | Economy.kif 2079-2079 | Fossil fuel power generation is a subclass of power generation |
| (subclass NuclearPowerGeneration PowerGeneration) | Economy.kif 2083-2083 | Nuclear power generation is a subclass of power generation |
| (subclass OtherSourcePowerGeneration PowerGeneration) | Economy.kif 2085-2085 | Other source power generation is a subclass of power generation |
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