var_dump /eurovoc /concepts/4475
object(Concept)#454 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100212)
    }
    ["prefLabel"]=>
    object(MLString)#455 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(1) {
          [0]=>
          string(11) "toxicomanie"
        }
        ["en"]=>
        array(1) {
          [0]=>
          string(14) "drug addiction"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#456 (1) {
      ["_c":protected]=>
      array(2) {
        ["fr"]=>
        array(3) {
          [0]=>
          string(27) "lutte contre la toxicomanie"
          [1]=>
          string(15) "usage de drogue"
          [2]=>
          string(21) "usage de stupéfiants"
        }
        ["en"]=>
        array(3) {
          [0]=>
          string(10) "drug abuse"
          [1]=>
          string(11) "drug-taking"
          [2]=>
          string(19) "fight against drugs"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(2690)
    }
    ["related"]=>
    array(5) {
      [0]=>
      int(4474)
      [1]=>
      int(3355)
      [2]=>
      int(5757)
      [3]=>
      int(4306)
      [4]=>
      int(5914)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(4475)
    }
  }
}