#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2")
#include <bits/stdc++.h>
#define INF 1000000001LL
#define LNF 1000000000000000001LL
#define MOD 1000000007LL
#define MAX 300001
#define long long long
#define all(x) x.begin(),x.end()
using namespace std;


void print(int x)
{
    if(x)
        cout << "Yes\n";
    else
        cout << "No\n";
}
int main()
{
	ios_base::sync_with_stdio(0); 
    cin.tie(0);

    int n;
    cin >> n;
    string s;
    cin >> s;

    int pre = 0;
    if(s == "Yes")
        pre = 1;

    int res = pre;
    print(res);
    for(int i = 1; i<n; i++)
    {
        cin >> s;
        int cur = 0;
        if(s == "Yes")
            cur = 1;
        
        if(pre != (pre == cur))
            res^=1;
        pre = cur;
        print(res);
    }
    return 0;
}