#include <cmath>
#include <vector>
#include <iostream>
#include <algorithm>
#include <set>
#include <iomanip>
#include <numeric>
#include <queue>
#include <string>
#include <map>
#include <fstream>
#include <cassert>

double log_combination(const int n, const int k) {
	return (n + 0.5) * std::log((n + 0.5) / (n - k + 0.5)) + k * std::log((n - k + 0.5) / k) - 0.5 * std::log(std::acos(-1) * 2 * k);
}
int main() {
	int q; std::cin >> q;
	for (auto i = 0; i < q; ++i) {
		int n, m, k; std::cin >> n >> m >> k;
		const double flush = std::log(m) + log_combination(n, k);
		const double straight = std::log(n - k + 1) + k * std::log(m);
		if (flush < straight) {
			std::cout << "Flush\n";
		}
		else {
			std::cout << "Straight\n";
		}
	}
}