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No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 25497-25497 Air pump is a subclass of pump
No TPTP formula. May not be expressible in strict first order. Medicine.kif 4097-4097 NonInvasiveVentilator is a subclass of air pump
No TPTP formula. May not be expressible in strict first order. Medicine.kif 4101-4101 InvasiveVentilator is a subclass of air pump


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