#include <bits/stdc++.h>
using namespace std;
#define int long long

#define dbg(x...) \
do { \
std::cout << #x << " -> "; \
err(x); \
} while (0)

void err() {
	std::cout << std::endl;
}

template<class T, class... Ts>
void err(T arg, Ts &... args) {
	std::cout << fixed << setprecision(10) << arg << ' ';
	err(args...);
}

int w[4][2] = {{-1,0},{1,0},{0,-1},{0,1}};

void GENSHEN_START() {
	int n;cin >> n;
	vector <pair<char,int>> pi(n + 1);
	for (int i = 1;i <= n;i++) cin >> pi[i].first >> pi[i].second;
	vector <pair<char,int>> res;
	int now = -1;
	map <char,int> mp;
	mp['N'] = 0;
	mp['S'] = 1;
	mp['W'] = 2;
	mp['E'] = 3;
	vector <char> to(5);
	to[0] = 'N';
	to[1] = 'S';
	to[2] = 'W';
	to[3] = 'E';
	int st; 
	for (int i = 1;i <= n;i++) {
		auto [c,v] = pi[i];
		if (i == 1) {
			now = mp[c];
			st = now;
			res.push_back({'Z',v});
		}
		else {
			if (now == 0) {
				if (c == 'W') {
					res.push_back({'L',0});
					res.push_back({'Z',v});
				}
				else {
					res.push_back({'R',0});
					res.push_back({'Z',v});
				}
			}
			else if (now == 1) {
				if (c == 'W') {
					res.push_back({'R',0});
					res.push_back({'Z',v});
				}
				else {
					res.push_back({'L',0});
					res.push_back({'Z',v});
				}
			}
			else if (now == 2) {
				if (c == 'N') {
					res.push_back({'R',0});
					res.push_back({'Z',v});
				}
				else {
					res.push_back({'L',0});
					res.push_back({'Z',v});
				}
			}
			else {
				if (c == 'N') {
					res.push_back({'L',0});
					res.push_back({'Z',v});
				}
				else {
					res.push_back({'R',0});
					res.push_back({'Z',v});
				}
			}
			now = mp[c];
		}
	}
	cout << res.size() << ' ' << to[st] << '\n';
	for (auto [c,v] : res) {
		if (c == 'Z') cout << c << ' ' << v << '\n';
		else cout << c << '\n';
	}
}

signed main()
{
	ios::sync_with_stdio(false);cin.tie(nullptr);
	int T = 1;
	cin >> T;
	while (T--) GENSHEN_START();
	return 0;
}