SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function concat (children 1)
     ExpressionList (children 2)
      Function NULLIF (children 1)
       ExpressionList (children 2)
        Literal UInt64_1
        Function materialize (children 1)
         ExpressionList (children 1)
          Function toLowCardinality (children 1)
           ExpressionList (children 1)
            Literal UInt64_1
      Function concat (children 1)
       ExpressionList (children 1)
        Function NULLIF (children 1)
         ExpressionList (children 2)
          Literal UInt64_1
          Literal UInt64_1
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function remote (children 1)
       ExpressionList (children 3)
        Literal \'127.0.0.{1,2}\'
        Identifier system
        Identifier one
   ExpressionList (children 1)
    Function concat (children 1)
     ExpressionList (children 1)
      Function NULLIF (children 1)
       ExpressionList (children 2)
        Literal UInt64_1
        Literal UInt64_1
