var_dump /eurovoc /concepts/991
object(Concept)#4822 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100289)
    }
    ["prefLabel"]=>
    object(MLString)#4823 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(42) "International Federation for Documentation"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(44) "Fédération internationale de documentation"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#4824 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(2) {
          [0]=>
          string(58) "International Federation for Information and Documentation"
          [1]=>
          string(3) "FID"
        }
        ["fr"]=>
        array(2) {
          [0]=>
          string(61) "Fédération internationale d'information et de documentation"
          [1]=>
          string(3) "FID"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(2191)
    }
    ["related"]=>
    array(1) {
      [0]=>
      int(494)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(991)
    }
  }
}