var_dump /eurovoc /concepts/4062
object(Concept)#15348 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100269)
    }
    ["prefLabel"]=>
    object(MLString)#15349 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(13) "chemical salt"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(12) "sel chimique"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#15350 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(12) {
          [0]=>
          string(7) "ammonia"
          [1]=>
          string(8) "ammonium"
          [2]=>
          string(7) "bromide"
          [3]=>
          string(8) "chloride"
          [4]=>
          string(9) "hydroxide"
          [5]=>
          string(6) "iodide"
          [6]=>
          string(17) "lithium hydroxide"
          [7]=>
          string(7) "nitrate"
          [8]=>
          string(18) "potassium chloride"
          [9]=>
          string(4) "soda"
          [10]=>
          string(16) "sodium carbonate"
          [11]=>
          string(8) "sulphate"
        }
        ["fr"]=>
        array(13) {
          [0]=>
          string(8) "ammoniac"
          [1]=>
          string(10) "ammoniaque"
          [2]=>
          string(7) "bromure"
          [3]=>
          string(19) "carbonate de sodium"
          [4]=>
          string(18) "carbonate de soude"
          [5]=>
          string(8) "chlorure"
          [6]=>
          string(21) "chlorure de potassium"
          [7]=>
          string(12) "eau de Javel"
          [8]=>
          string(9) "hydroxyde"
          [9]=>
          string(20) "hydroxyde de lithium"
          [10]=>
          string(6) "iodure"
          [11]=>
          string(7) "nitrate"
          [12]=>
          string(7) "sulfate"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(3810)
    }
    ["related"]=>
    array(2) {
      [0]=>
      int(3761)
      [1]=>
      int(3758)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(4062)
    }
  }
}