#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pint = pair<int, int>;
using plint = pair<lint, lint>;
#define ALL(x) (x).begin(), (x).end()
#define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++)
#define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--)
#define REP(i, n) FOR(i,0,n)
#define IREP(i, n) IFOR(i,0,n)
template <typename T> bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; }
template <typename T> bool chmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; }

void bad()
{
    puts("No");
    exit(0);
}

int main()
{
    cin.tie(nullptr), ios::sync_with_stdio(false);
    int N;
    cin >> N;

    vector<int> C(N), X(N), Y(N);
    REP(i, N) {
        char c, x;
        cin >> c >> x >> Y[i];
        C[i] = (c == 'B');
        X[i] = (x == 'B');
    }
    const int nb = accumulate(C.begin(), C.end(), 0);

    vector<int> blue(nb, -1);
    vector<int> red(N - nb, -1);

    vector<pint> pending_reds;
    vector<pint> pending_blues;

    REP(i, N) {
        if (C[i] == 0) {
            if (X[i]) pending_reds.emplace_back(Y[i], i);
            else {
                if (Y[i] >= int(red.size()) or red[Y[i]] != -1) bad();
                red[Y[i]] = i;
            }
        } else {
            if (X[i]) {
                if (Y[i] >= int(blue.size()) or blue[Y[i]] != -1) bad();
                blue[Y[i]] = i;
            }
            else pending_blues.emplace_back(Y[i], i);
        }
    }
    sort(pending_reds.begin(), pending_reds.end());
    sort(pending_blues.begin(), pending_blues.end());

    {
        int cur = 0;
        for (auto [sz, i] : pending_blues) {
            while (blue[cur] >= 0) cur++;
            blue[cur] = i;
            cur++;
        }
    }
    {
        int cur = 0;
        for (auto [sz, i] : pending_reds) {
            while (red[cur] >= 0) cur++;
            red[cur] = i;
            cur++;
        }
    }
    vector<int> lo(red.size(), -1), hi(red.size(), blue.size() - 1);
    REP(t, blue.size()) {
        int i = blue[t];
        if (X[i] == 0) {
            if (Y[i] > red.size()) bad();
            if (Y[i]) chmin(hi[Y[i] - 1], t - 1);
            if (Y[i] < lo.size()) chmax(lo[Y[i]], t);
        }
    }
    REP(t, red.size()) {
        int i = red[t];
        if (X[i] == 1) {
            lo[t] = hi[t] = Y[i] - 1;
        }
    }
    REP(i, red.size() - 1) chmax(lo[i + 1], lo[i]);
    IREP(i, red.size() - 1) chmin(hi[i], hi[i + 1]);
    REP(i, red.size()) if (lo[i] > hi[i]) bad();

    vector<int> ret;
    int ib = 0, ir = 0;
    auto add = [&](int i) {
        if (X[i] == 1) {
            if (ib != Y[i]) bad();
        } else {
            if (ir != Y[i]) bad();
        }
        (C[i] ? ib : ir)++;
        ret.emplace_back(i);
    };

    int cur = 0;
    int now = -1;
    while (now < int(blue.size())) {
        while (cur < red.size() and lo[cur] == now) add(red[cur]), cur++;
        now++;
        if (now >= int(blue.size())) break;
        add(blue[now]);
    }
    if (ret.size() != N) bad();
    cout << "Yes\n";
    REP(i, N) cout << ret[i] + 1 << (i + 1 == N ? '\n' : ' ');
}