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ENTITY Substance SUPERTYPE OF (ONEOF (Chemical_element, Chemical_compound, Physical_particle)) SUBTYPE OF (Product); UNIQUE UR1 : id; END_ENTITY; -- Substance |
Entity data types and their attributesProductid: STRING; (OPT) name: STRING; (OPT) description: STRING; Substance - |
| Chemical_compound (Chemical_substance_arm) |
| Chemical_element (Chemical_substance_arm) |
| Physical_particle (Chemical_substance_arm) |
Global rules for this entity data type- |