var_dump /eurovoc /concepts/8461
object(Concept)#5964 (1) {
  ["_c":protected]=>
  array(6) {
    ["inScheme"]=>
    array(2) {
      [0]=>
      int(100141)
      [1]=>
      int(100212)
    }
    ["prefLabel"]=>
    object(MLString)#5965 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(1) {
          [0]=>
          string(13) "river tourism"
        }
        ["fr"]=>
        array(1) {
          [0]=>
          string(16) "tourisme fluvial"
        }
      }
    }
    ["altLabel"]=>
    object(MLString)#5966 (1) {
      ["_c":protected]=>
      array(2) {
        ["en"]=>
        array(11) {
          [0]=>
          string(22) "inland waterway cruise"
          [1]=>
          string(25) "inland waterway excursion"
          [2]=>
          string(23) "inland waterway tourism"
          [3]=>
          string(20) "inland waterway trip"
          [4]=>
          string(23) "inland waterways cruise"
          [5]=>
          string(26) "inland waterways excursion"
          [6]=>
          string(24) "inland waterways tourism"
          [7]=>
          string(21) "inland waterways trip"
          [8]=>
          string(12) "river cruise"
          [9]=>
          string(15) "river excursion"
          [10]=>
          string(10) "river trip"
        }
        ["fr"]=>
        array(4) {
          [0]=>
          string(19) "croisière fluviale"
          [1]=>
          string(19) "randonnée fluviale"
          [2]=>
          string(19) "randonnée nautique"
          [3]=>
          string(17) "tourisme nautique"
        }
      }
    }
    ["broader"]=>
    array(1) {
      [0]=>
      int(4470)
    }
    ["related"]=>
    array(2) {
      [0]=>
      int(2040)
      [1]=>
      int(4832)
    }
    ["notation"]=>
    array(1) {
      [0]=>
      int(8461)
    }
  }
}