#include <bits/stdc++.h>

using namespace std;

void fast_io() {
    ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
}
int main() {
    fast_io();
    int n;
    cin >> n;
    vector<bool> p(n);
    for (int i = 0; i < n; i++) {
        string s;
        cin >> s;
        p[i] = (s == "Yes");
    }
    vector<bool> cum(n);
    cum[0] = p[0];
    for (int i = 1; i < n; i++) {
        cum[i] = (cum[i - 1] == p[i]);
    }
    for (int i = 0; i < n; i++) {
        cout << (cum[i] ? "Yes" : "No") << endl;
    }

    return 0;
}