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No TPTP formula. May not be expressible in strict first order. Cars.kif 3436-3436 Vehicle safety device is a subclass of safety device
No TPTP formula. May not be expressible in strict first order. Cars.kif 3685-3685 Airbag is a subclass of vehicle safety device
No TPTP formula. May not be expressible in strict first order. Cars.kif 3719-3719 Seat belt is a subclass of vehicle safety device


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