SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function URLHash (children 1)
       ExpressionList (children 1)
        Literal \'http://ya.ru\' (alias url)
      Function URLHash (children 1)
       ExpressionList (children 1)
        Function appendTrailingCharIfAbsent (children 1)
         ExpressionList (children 2)
          Identifier url
          Literal \'/\'
