array(6) {
  [0]=>
  string(2) "lv"
  [1]=>
  string(3) "b11"
  [2]=>
  string(4) "m116"
  [3]=>
  string(4) "2020"
  [4]=>
  string(2) "b2"
  [5]=>
  string(3) "m13"
}