| No TPTP formula. May not be expressible in strict first order. | Cars.kif 2904-2904 | SpeedGovernor 是 设备 的 subclass |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 2923-2923 | EngineGovernor 是 SpeedGovernor 的 subclass |
| No TPTP formula. May not be expressible in strict first order. | Cars.kif 2950-2950 | AutomobileGovernor 是 SpeedGovernor 的 subclass |
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