var_dump /eurovoc /concepts/6044
object(Concept)#11053 (1) {
  ["_c":protected]=>
  array(8) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100263)
    }
    ["prefLabel"]=>
    object(MLString)#11054 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(15) "substitute fuel"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(27) "combustible de remplacement"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#11055 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(4) {
          [0]=>
          string(28) "carburant acétono-butylique"
          [1]=>
          string(25) "carburant de substitution"
          [2]=>
          string(24) "carburant non pétrolier"
          [3]=>
          string(7) "diester"
        }
        ["en"]=>
        array(3) {
          [0]=>
          string(20) "acetone-butylic fuel"
          [1]=>
          string(14) "oil substitute"
          [2]=>
          string(21) "substitute motor fuel"
        }
      }
    }
    ["scopeNote"]=>
    object(MLString)#11056 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(1) {
          [0]=>
          string(39) "Carburants d'origine non pétrolière.
"
        }
        ["en"]=>
        array(1) {
          [0]=>
          string(28) "Fuels not derived from oil.
"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(2498)
    }
    ["narrower"]=>
    array(2) {
      [0]=>
      int(8412)
      [1]=>
      int(3739)
    }
    ["related"]=>
    array(4) {
      [0]=>
      int(5262)
      [1]=>
      int(3796)
      [2]=>
      int(2751)
      [3]=>
      int(5950)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(6044)
    }
  }
}