#include "printesa.h"

#include <vector>
#include <iostream>

bool read_and_ans_test() {
    int n; std::cin >> n;
    std::vector<int> x(n);
    std::vector<int> y(n);

    for (int i = 0; i < n; i++) {
        std::cin >> x[i] >> y[i];
    }

    return can_escape(x, y);
}

int main() {
    int t; std::cin >> t;
    
    for (int i = 0; i < t; i++) {
        bool ans = read_and_ans_test();
        std::cout << "Test " << i + 1 << ": " << ans << "\n";
    }

    return 0;
}