| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 22234-22234 | Occupational role is a subclass of social role |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 8259-8259 | Skilled occupation is a subclass of occupational role |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 8274-8274 | Manual labor is a subclass of occupational role |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 22275-22275 | Occupational domain is a subclass of occupational role |
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