using System;
class VvyLw {
	public static void Main(string[] args) {
		int n = int.Parse(Console.ReadLine());
		bool ok = true;
		for(int i = 0; i < n; ++i) {
			ok ^= Console.ReadLine() == "No";
			Console.WriteLine(ok ? "Yes" : "No");
		}
	}
}