using System;
using System.IO;
using System.Text;

namespace Contest
{
    class Program
    {
        private int N, A, B, C, D;
        private string S;
        public void Solve()
        {
            var sc = new Scanner();
            N = sc.NextInt();
            A = sc.NextInt() - 1;
            B = sc.NextInt() - 1;
            C = sc.NextInt() - 1;
            D = sc.NextInt() - 1;
            S = sc.Next();


            // A B C D
            // A C B D
            // BをDまで移動してからAをCまで移動

            if (C < D)
            {
                int cnt = 0;
                int max = 0;
                for (int i = A; i <= C; i++)
                {
                    if (S[i] == '#')
                    {
                        cnt++;
                    }
                    else
                    {
                        cnt = 0;
                    }

                    max = Math.Max(max, cnt);
                }

                for (int i = B; i <= D; i++)
                {
                    if (S[i] == '#')
                    {
                        cnt++;
                    }
                    else
                    {
                        cnt = 0;
                    }

                    max = Math.Max(max, cnt);
                }

                Console.WriteLine(max >= 2 ? "No" : "Yes");
                return;
            }
            else
            {
                // B がDに行けるか
                bool flag = false;
                for (int i = B; i <= D; i++)
                {
                    if (S[i] == '#')
                    {
                        if (!flag)
                        {
                            flag = true;
                        }
                        else
                        {
                            Console.WriteLine("No");
                            return;
                        }
                    }
                    else
                    {
                        flag = false;
                    }
                }

                flag = false;
                for (int i = A; i <= C; i++)
                {
                    if (S[i] == '#')
                    {
                        if (!flag)
                        {
                            flag = true;
                        }
                        else
                        {
                            Console.WriteLine("No");
                            return;
                        }
                    }
                    else
                    {
                        flag = false;
                    }
                }


                for (int i = B; i <= D; i++)
                {
                    if (S[i] == '.')
                    {
                        if (S[i - 1] == '#' || S[i + 1] == '#')
                        {
                            continue;
                        }
                        Console.WriteLine("Yes");
                        return;
                    }



                }

                Console.WriteLine("No");
            }

            // A B D C
            // B D まで移動できるか?
            // A がBを途中で止めた時Dまで行けるか
        }

        static void Main() => new Program().Solve();
    }
}

class Scanner
{
    public Scanner()
    {
        _stream = new StreamReader(Console.OpenStandardInput());
        _pos = 0;
        _line = new string[0];
        _separator = ' ';
    }
    private char _separator;
    private StreamReader _stream;
    private int _pos;
    private string[] _line;
    #region get a element
    public string Next()
    {
        if (_pos >= _line.Length)
        {
            _line = _stream.ReadLine().Split(_separator);
            _pos = 0;
        }
        return _line[_pos++];
    }
    public int NextInt()
    {
        return int.Parse(Next());
    }
    public long NextLong()
    {
        return long.Parse(Next());
    }
    public double NextDouble()
    {
        return double.Parse(Next());
    }
    #endregion
    #region convert array
    private int[] ToIntArray(string[] array)
    {
        var result = new int[array.Length];
        for (int i = 0; i < array.Length; i++)
        {
            result[i] = int.Parse(array[i]);
        }

        return result;
    }
    private long[] ToLongArray(string[] array)
    {
        var result = new long[array.Length];
        for (int i = 0; i < array.Length; i++)
        {
            result[i] = long.Parse(array[i]);
        }

        return result;
    }
    private double[] ToDoubleArray(string[] array)
    {
        var result = new double[array.Length];
        for (int i = 0; i < array.Length; i++)
        {
            result[i] = double.Parse(array[i]);
        }

        return result;
    }
    #endregion
    #region get array
    public string[] Array()
    {
        if (_pos >= _line.Length)
            _line = _stream.ReadLine().Split(_separator);
        _pos = _line.Length;
        return _line;
    }
    public int[] IntArray()
    {
        return ToIntArray(Array());
    }
    public long[] LongArray()
    {
        return ToLongArray(Array());
    }
    public double[] DoubleArray()
    {
        return ToDoubleArray(Array());
    }
    #endregion
}

Measured memory_bytes: 12384