#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

#include <bits/stdc++.h>
//#define int long long
//#define LL long long
#define double long double
//#define lf Lf
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define endl "\n"
#define PII pair<int,int>
#define Gheap priority_queue<int,vector<int>,greater<int>>
#define Lheap priority_queue<int>
#define MAXN 0x3f3f3f3f
#define MINN -0x3f3f3f3f
using namespace std;
//const int N=1e6+100,M=2*N;
//int e[N],w[M],h[M],ne[M],idx;

map<pair<char,char>,string> mp;
/*
   S
E     W
   N

*/
void solve()
{

	mp[{'S','W'}] = 'R';
	mp[{'W','N'}] = 'R';
	mp[{'N','E'}] = 'R';
	mp[{'E','S'}] = 'R';
	mp[{'S','E'}] = 'L';
	mp[{'E','N'}] = 'L';
	mp[{'N','W'}] = 'L';
	mp[{'W','S'}] = 'L';


    int n;
    cin>>n;

    vector<string> vec;
    char drc = '?',cdr = '?';

    for(int i=1;i<=n;i++)
    {
    	char dr;
    	int num;
    	cin>>dr>>num;

    	if(drc=='?') 
    	{
    		drc=dr;
    		cdr=dr;
    		string s = "Z ";
    		s+=to_string(num);
    		vec.pb(s);
    	}
    	else
    	{
    		vec.pb(mp[{cdr,dr}]);
    		string s = "Z ";
    		s+=to_string(num);
    		vec.pb(s);
    		cdr = dr;
    	}

    }

    cout<<vec.size()<<' '<<drc<<endl;
    for(auto z:vec) cout<<z<<endl;

}

int main()
{
    std::ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int tt=1;
    cin >> tt;
    while(tt--) solve();
}