using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace SemanticHtml
{
    class SemanticHtml
    {
        static void Main()
        {
            var row = Console.ReadLine();
            var openTagPattern = @"<div(.*)(id|class)\s*=\s*""(\w+)""(.*)>";
            var closeTagPattern = @"</div>(\s*<!--\s*(\w+)\s*-->)";
            while (row != "END")
            {
                if (Regex.IsMatch(row, openTagPattern))
                {
                    var matches = Regex.Match(row, @"\s(id|class)\s*=\s*""(\w+)""");
                    var tagName = matches.Groups[2].Value.Trim();
                    var attribute = matches.Groups[0].Value;
                    var result = row.Replace("div", tagName);
                    result = result.Replace(attribute, "");
                    result = result.Replace("  ", " ");
                    result = result.Replace(" >", ">");
                    Console.WriteLine(result);


                }
                else if(Regex.IsMatch(row, closeTagPattern)){
                    var mathes = Regex.Match(row, closeTagPattern);
                    var tagname = mathes.Groups[2].Value;
                    var comment = mathes.Groups[1].Value;
                    var result = row.Replace(comment, "");
                    result = result.Replace("div", tagname);
                    Console.WriteLine(result);
                }
                else {
                    Console.WriteLine(row);
                }
                row = Console.ReadLine();
            }
        }
    }
}