// This is the discipline Which may be unique in Every single instance of a category private int _field; // This is the property that accesses a discipline, but since it's visibility // is safeguarded only subclasses will know concerning this property // (and thru it the field) - https://propertyingurugram.in/omaxe-group-launches-the-omaxe-state-with-rs-2500-cr-investment-in-delhis-dwarka/