var_dump /eurovoc /concepts/2552
object(Concept)#18327 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100233)
    }
    ["prefLabel"]=>
    object(MLString)#18328 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(15) "persons in work"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(26) "population active occupée"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#18329 (1) {
      ["_c":protected]=>
      array(1) {
        ["fr"]=>
        array(1) {
          [0]=>
          string(27) "population active employée"
        }
      }
    }
    ["scopeNote"]=>
    object(MLString)#18330 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(62) "All persons in active employment, discounting the unemployed.
"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(53) "Ensemble de la population active sans les chômeurs.
"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(2550)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(2552)
    }
  }
}