var_dump /eurovoc /concepts/3845
object(Concept)#4673 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100235)
    }
    ["prefLabel"]=>
    object(MLString)#4674 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(14) "piece work pay"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(20) "salaire au rendement"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#4675 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(5) {
          [0]=>
          string(23) "remuneration by results"
          [1]=>
          string(13) "incentive pay"
          [2]=>
          string(22) "payment at piece rates"
          [3]=>
          string(18) "payment by results"
          [4]=>
          string(16) "piece work wages"
        }
        ["fr"]=>
        array(3) {
          [0]=>
          string(27) "rémunération au rendement"
          [1]=>
          string(20) "salaire à la pièce"
          [2]=>
          string(20) "salaire à la tâche"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(3843)
    }
    ["related"]=>
    array(2) {
      [0]=>
      int(2728)
      [1]=>
      int(6298)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(3845)
    }
  }
}