No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 11668-11668 | Exoskeleton is a subclass of animal anatomical structure |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 11669-11669 | Exoskeleton is a subclass of body part |