The target framework 'netcoreapp3.0' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.

The target framework 'netcoreapp3.0' is out of support and will not receive security updates in the future. Please refer to https://aka.ms/dotnet-core-support for more information about the support policy.

'Cat.AdditionalProperties' hides inherited member 'Animal.AdditionalProperties'. Use the new keyword if hiding was intended.

'Cat.BaseValidate(ValidationContext)' hides inherited member 'Animal.BaseValidate(ValidationContext)'. Use the new keyword if hiding was intended.

'ChildCat.PetType' hides inherited member 'GrandparentAnimal.PetType'. Use the new keyword if hiding was intended.

'ChildCat.AdditionalProperties' hides inherited member 'ParentPet.AdditionalProperties'. Use the new keyword if hiding was intended.

'ChildCat.BaseValidate(ValidationContext)' hides inherited member 'ParentPet.BaseValidate(ValidationContext)'. Use the new keyword if hiding was intended.

'ParentPet.AdditionalProperties' hides inherited member 'GrandparentAnimal.AdditionalProperties'. Use the new keyword if hiding was intended.

'ParentPet.BaseValidate(ValidationContext)' hides inherited member 'GrandparentAnimal.BaseValidate(ValidationContext)'. Use the new keyword if hiding was intended.