using System;
using System.Linq;

public class Program
{
    public static void Main()
    {
        var lst = Console.ReadLine().Split(' ').Select(s => int.Parse(s)).ToList();
        var dt = new DateTime(lst[0], lst[1], lst[2]);

        if (dt.CompareTo(new DateTime(1989, 1, 8)) >= 0 
            && dt.CompareTo(new DateTime(2019, 4, 30)) <= 0)
            Console.WriteLine("{0}", "Yes");
        else
            Console.WriteLine("{0}", "No");

        return;

    }
}