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

namespace _3._Camera_View
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] nums = Console.ReadLine().Split().Select(int.Parse).ToArray();
            int skipM = nums[0];
            int takeN = nums[1];

            string input = Console.ReadLine();

            List<string> finalWords = new List<string>();

            for (int i = 0; i < input.Length - 1; i++)
            {
                string takeWord = "";
                if (input[i] == '|' && input[i + 1] == '<')
                {
                    for (int j = i + 1; j < i+skipM+takeN + 1; j++)
                    {
                        if (input[j] == '|' && input[j + 1] == '<')
                        {
                            break;
                        }
                        takeWord += input[j + 1];
                    }

                    if(takeWord.Length < takeN)
                    {
                        takeN = takeWord.Length;
                        takeWord = takeWord.Substring(skipM, takeN);
                    }
                    else
                    {
                        takeWord = takeWord.Substring(skipM, takeN);
                    }
                }

                if (takeWord.EndsWith('|'))
                {
                    takeWord = takeWord.TrimEnd('|');
                }
                if(takeWord != "")
                {
                    finalWords.Add(takeWord);

                }
            }

            Console.WriteLine(string.Join(", ", finalWords));
        }
    }
}