| (subclass SafetyDevice Device) | Cars.kif 3335-3335 | |
| (subclass ClimbingCarabiner SafetyDevice) | Mid-level-ontology.kif 30862-30862 | |
| (subclass VehicleSafetyDevice SafetyDevice) | Cars.kif 3360-3360 | |
| (subclass SafetyHarness SafetyDevice) | Cars.kif 3404-3404 | |
| (subclass HearingProtection SafetyDevice) | Cars.kif 3429-3429 | |
| (subclass ProtectiveEyewear SafetyDevice) | Cars.kif 3463-3463 | |
| (subclass Respirator SafetyDevice) | Cars.kif 3511-3511 | |
| (subclass SafetyVest SafetyDevice) | Cars.kif 3540-3540 | |
| (subclass Helmet SafetyDevice) | Cars.kif 4344-4344 | |
| (subclass MotorcycleGlove SafetyDevice) | Cars.kif 4727-4727 |
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