#include <bits/stdc++.h>
using namespace std;

int main() {
	int N;
	cin >> N;
	vector<bool> P(N);
	for (int i = 0; i < N; i++) {
		string s;
		cin >> s;
		P[i] = s == "Yes";
	}
	bool now = true;
	for (int i = 0; i < N; i++) {
		if (now == P[i]) {
			cout << "Yes\n";
		} else {
			cout << "No\n";
		}
		now = now == P[i];
	}
}