array(4) {
  ["heading"]=>
  string(28) "Related articles & documents"
  ["type"]=>
  string(10) "submission"
  ["taxonomy"]=>
  array(1) {
    [0]=>
    object(WP_Term)#2987 (10) {
      ["term_id"]=>
      int(24)
      ["name"]=>
      string(32) "Teaching, Learning & Funding"
      ["slug"]=>
      string(25) "teaching-learning-funding"
      ["term_group"]=>
      int(0)
      ["term_taxonomy_id"]=>
      int(24)
      ["taxonomy"]=>
      string(11) "policy-area"
      ["description"]=>
      string(0) ""
      ["parent"]=>
      int(0)
      ["count"]=>
      int(443)
      ["filter"]=>
      string(3) "raw"
    }
  }
  ["use-separator"]=>
  bool(true)
}