#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...);
}

char to[4] = {'N','W','S','E'};
string s = "NWSE";

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;
	res.push_back({'Z',pi[1].second});
	int now = s.find(pi[1].first);
	for (int i = 2;i <= n;i++) {
		auto [c,v] = pi[i];
		int dis = s.find(c) - now;
		if (dis == 1 || dis == -3) {
			res.push_back({'L',0});
			res.push_back({'Z',v});
		}
		else {
			res.push_back({'R',0});
			res.push_back({'Z',v});
		}
		now = s.find(c);
	}
	cout << res.size() << ' ' << pi[1].first << '\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;
}