| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 9827-9827 | Antacid e' uma sub-classe de Substancia Biologica Ativa |
| No TPTP formula. May not be expressible in strict first order. | Medicine.kif 3563-3563 | Famotidine e' uma sub-classe de Antacid |
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