package Person;

  use Moose;

  has 'Name' => (
      is  => 'rw',
      isa => 'Str',
  );

  has 'Groesse' => (
      is  => 'rw',
      isa => 'Num',
  );

  has 'Alter' => (
      is  => 'rw',
      isa => 'Num',
  );

  no Moose;
  __PACKAGE__->meta->make_immutable;