SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function round (children 1)
       ExpressionList (children 1)
        Function multiply (children 1)
         ExpressionList (children 2)
          Literal UInt64_1000
          Function ngramDistanceUTF8 (children 1)
           ExpressionList (children 2)
            Function materialize (children 1)
             ExpressionList (children 1)
              Literal \'\'
            Function materialize (children 1)
             ExpressionList (children 1)
              Literal \'абв\'
      Function round (children 1)
       ExpressionList (children 1)
        Function multiply (children 1)
         ExpressionList (children 2)
          Literal UInt64_1000
          Function ngramDistanceUTF8 (children 1)
           ExpressionList (children 2)
            Function materialize (children 1)
             ExpressionList (children 1)
              Literal \'\'
            Literal \'абв\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_5