/*Time:2024-11-13 14:45:02*/
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int,int>
#define second se
#define first fi
#define vi vector<int>
#define vvi vector<vi>
#define all(v) v.begin(),v.end()
const int MOD = (int) 1e9 + 7;
const int INF = INT_MAX;
// const int MAXN = 


void solve() {
	int n;
	cin >> n;
	vector<char> c(n);	
	vi s(n);
	for(int i=0;i<n;i++){
		cin >> c[i] >> s[i];
	}
	cout << n*2-1 << " " << c[0] << endl;
	cout << "Z " << s[0] << endl;
	char cc[4] = {'N','E','S','W'};
	for(int i=1;i<n;i++){
		for(int j=0;j<4;j++){
			if(cc[j]==c[i-1]){
				if(cc[(j-1+4)%4]==c[i])cout << "L\n"; 
				if(cc[(j+1+4)%4]==c[i])cout << "R\n"; 
			}
		}
		cout << "Z " << s[i] << endl;
	}
}

int32_t main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    cout << fixed << setprecision(12);
    int T = 1;
    cin >> T;
    while (T--)solve();
}