#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ll long long
#define db double
const int mod = 1e9 + 7;
const int N = 2e5 + 5;


void abt(){
    int n;
    cin >> n;
    vector<pair<char,int>> a(n + 1);
    for(int i = 1; i <= n; i++) {
        cin >> a[i].first >> a[i].second;
    }
    char to = a[1].first;
    char aa=to;
    vector<pair<char,int>> ans;
    for(int i = 1; i <= n; i++) {
        if(to == 'S') {
            if(a[i].first == 'E') {
                ans.push_back({'L', 0});
            } else if(a[i].first == 'W') {
                ans.push_back({'R', 0});
            }
        } else if(to == 'E') {
            if(a[i].first == 'S') {
                ans.push_back({'R', 0});
            } else if(a[i].first == 'N') {
                ans.push_back({'L', 0});
            }
        } else if(to == 'N') {
            if(a[i].first == 'E') {
                ans.push_back({'R', 0});
            } else if(a[i].first == 'W') {
                ans.push_back({'L', 0});
            }
        } else if(to == 'W') {
            if(a[i].first == 'S') {
                ans.push_back({'L', 0});
            } else if(a[i].first == 'N') {
                ans.push_back({'R', 0});
            }
        }
        ans.push_back({'Z', a[i].second});
        to=a[i].first;
    }
    cout<<ans.size()<<" "<<aa<<'\n';
    for(auto i:ans) {
        cout<<i.first<<' ';
        if(i.second!=0) cout<<i.second<<" ";
        cout<<'\n';
    }
}

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    cout << fixed << setprecision(9);
    int T = 1;
    cin >> T;
    while(T--) abt();
    return 0;
}