$VAR1 = {
          'nifty-group' => [
                             'host',
                             'host-1',
                             'host-1.domain',
                             'host_234',
                             'foo',
                             'host-1',
                             'host-1.domain',
                             'host_234'
                           ],
          'other-group' => [
                             'h2',
                             'h6'
                           ]
        };
$VAR1 = {
          'nifty-group' => [
                             'phil'
                           ]
        };
$VAR1 = {
          'nifty-group' => [
                             'zanzibar.org'
                           ]
        };