#include <bits/stdc++.h>
#define int long long

using namespace std;

void solve () {
    int n;
    cin >> n;

    vector <char> d (n);
    vector <int> x (n);
    for (int i = 0; i < n; i ++) {
        cin >> d[i] >> x[i];
    }

    char c = d[0];

    vector <char> g;
    vector <int> y;
    for (int i = 0; i < n; i ++) {
        if (d[i] == c) {
            g.push_back ('Z');
            y.push_back (x[i]);
        } else {
            if (c == 'E') {
                if (d[i] == 'N') {
                    g.push_back ('L');
                    y.push_back (0);
                } else {
                    g.push_back ('R');
                    y.push_back (0);
                }
            } else if (c == 'W') {
                if (d[i] == 'S') {
                    g.push_back ('L');
                    y.push_back (0);
                } else {
                    g.push_back ('R');
                    y.push_back (0);
                }
            } else if (c == 'N') {
                if (d[i] == 'W') {
                    g.push_back ('L');
                    y.push_back (0);
                } else {
                    g.push_back ('R');
                    y.push_back (0);
                }
            } else {
                if (d[i] == 'E') {
                    g.push_back ('L');
                    y.push_back (0);
                } else {
                    g.push_back ('R');
                    y.push_back (0);
                }
            }
            g.push_back ('Z');
            y.push_back (x[i]);
            c = d[i];
        }
    }

    cout << g.size () << " " << d[0] << '\n';
    for (int i = 0; i < g.size (); i ++) {
        if (g[i] == 'Z') {
            cout << g[i] << " " << y[i] << '\n';
        } else {
            cout << g[i] << '\n';
        }
    }
}

signed main () {
    ios::sync_with_stdio (false);
    cin.tie (nullptr);

    int T = 1;
    cin >> T;

    while (T --) {
        solve ();
    }

    return 0;
}