#include<bits/stdc++.h>
#define fore(i,l,r)	for(int i=(int)(l);i<(int)(r);++i)
#define fi first
#define se second
#define endl '\n'
#define ull unsigned long long
#define ALL(v) v.begin(), v.end()
#define Debug(x, ed) std::cerr << #x << " = " << x << ed;

const int INF=0x3f3f3f3f;
const long long INFLL=1e18;

typedef long long ll;


int main(){
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::cout.tie(nullptr);
    std::map<char, int> dir;
    dir['N'] = 0;
    dir['E'] = 1;
    dir['S'] = 2;
    dir['W'] = 3;
    int t;
    std::cin >> t;
    while(t--){
        int n;
        std::cin >> n;
        std::vector<std::pair<char, int>> a(n);
        fore(i, 0, n) std::cin >> a[i].fi >> a[i].se;

        std::vector<std::pair<char, int>> ans;
        ans.push_back({'Z', a[0].se});
        fore(i, 1, n){
            auto [c1, x1] = a[i];
            auto [c0, x0] = a[i - 1];
            if(dir[c0] == (dir[c1] + 1) % 4) ans.push_back({'L', 0});
            else ans.push_back({'R', 0});
            ans.push_back({'Z', x1});
        }

        std::cout << ans.size() << ' ' << a[0].fi << endl;
        for(auto [c, x] : ans){
            std::cout << c;
            if(c == 'Z') std::cout << ' ' << x;
            std::cout << endl;
        }
    }
    
    return 0;
}