SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 4)
          ExpressionList (children 2)
           Identifier x
           Function length (children 1)
            ExpressionList (children 1)
             Identifier x
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier tbl_repr
          Function greater (children 1)
           ExpressionList (children 2)
            Identifier ts
            Function now (children 1)
             ExpressionList
          Literal UInt64_1
   Function notEquals (children 1)
    ExpressionList (children 2)
     Identifier x
     Literal \'\'
