SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function position (alias res) (children 1)
     ExpressionList (children 2)
      Function concat (children 1)
       ExpressionList (children 2)
        Literal \'                     иголка.ру\'
        Function arrayStringConcat (children 1)
         ExpressionList (children 1)
          Function arrayMap (children 1)
           ExpressionList (children 2)
            Function lambda (children 1)
             ExpressionList (children 2)
              Function tuple (children 1)
               ExpressionList (children 1)
                Identifier x
              Literal \' \'
            Function range (children 1)
             ExpressionList (children 1)
              Literal UInt64_20000
      Literal \'иголка.ру\'
