-  .
      -  .
      -  .
      -  .
     .
     .
     .
     .
     .
     .
     .
     .
     .
     .
     .
     .
     ( " 50")
     ( " 50")
     ( " 50")
     ( " 50")
 " "
 " "
 " "
  16  2
  16  2
  16  2
  16  2
  16  2
  16  2
  16  2
  16  2
  31/1
  31/1
  31/1
  31/1
  31/1
 
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