using System;

class Program
{
    static void Main(string[] args)
    {
        var n = int.Parse(Console.ReadLine());
        var p = new bool[n];
        var input = Console.ReadLine();
        if (input == "Yes") p[0] = true;
        for (int i = 1; i < n; i++)
        {
            input = Console.ReadLine();
            if (input == "Yes") p[i] = p[i-1];
            else p[i] = false;
        }

        for (int i = 0; i < n; i++)
        {
            Console.WriteLine(p[i] ? "Yes" : "No");
        }
    }
}