var_dump /eurovoc /concepts/4549
object(Concept)#11828 (1) {
  ["_c":protected]=>
  array(7) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100232)
    }
    ["prefLabel"]=>
    object(MLString)#11829 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(12) "moonlighting"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(15) "travail au noir"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#11830 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(5) {
          [0]=>
          string(22) "clandestine employment"
          [1]=>
          string(18) "illegal employment"
          [2]=>
          string(12) "illegal work"
          [3]=>
          string(21) "undeclared employment"
          [4]=>
          string(15) "undeclared work"
        }
        ["fr"]=>
        array(3) {
          [0]=>
          string(15) "emploi illégal"
          [1]=>
          string(16) "travail illégal"
          [2]=>
          string(12) "travail noir"
        }
      }
    }
    ["scopeNote"]=>
    object(MLString)#11831 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(1) {
          [0]=>
          string(112) "Une profession rémunératrice qui est pratiquée en effraction avec les règles établies par la législation.
"
        }
        ["en"]=>
        array(1) {
          [0]=>
          string(104) "The holding of an employment over and above the basic job, usually in breach of rules laid down by law.
"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(4299)
    }
    ["related"]=>
    array(3) {
      [0]=>
      int(661)
      [1]=>
      int(574)
      [2]=>
      int(4556)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(4549)
    }
  }
}