#include <bits/stdc++.h>
using namespace std;
vector<double> lf = {0};
double logfact(int N){
  if (lf.size() > N){
    return lf[N];
  } else {
    for (int i = lf.size(); i <= N; i++){
      double next = lf.back() + log(i);
      lf.push_back(next);
    }
    return lf[N];
  }
}
int main(){
  int Q;
  cin >> Q;
  for (int i = 0; i < Q; i++){
    int N, M, K;
    cin >> N >> M >> K;
    double F = log(M) + logfact(N) - logfact(K) - logfact(N - K);
    double S = M * log(K) + log(N - K + 1);
    if (F < S){
      cout << "Flush" << endl;
    } else {
      cout << "Straight" << endl;
    }
  }
}