// This is the subject That may be distinctive in Each individual instance of a category personal int _field; // This is the property that accesses a discipline, but as it's visibility // is protected only subclasses will know concerning this property // (and thru it the field) - https://propertyingurugram.in/anant-raj-ltd-reports-rs-4150-crore-pre-sale-from-gurgaon-project/