#include <iostream>
#include <fstream>

using namespace std;

int DP[100005];
int a[100005];
int wtf[100005];

bool posibil(const int& A, const int& B, const int& C, const int& D, const int& E){
    return  (A<C && B<D) ||
            (A<D && B<C) ||
            (A<C && B<E) ||
            (A<E && B<C) ||
            (A<D && B<E) ||
            (A<E && B<D);
}

int main(){

    ifstream in("carte2.in");
    ofstream out("carte2.out");

    int T;
    int A,B,C,D,E;

    in>>T;
    for(int i = 1; i <= T; i++){
        in >> A >> B >> C >> D >> E;
        if(posibil(A,B,C,D,E))
            out << "posibil\n";
        else
            out << "imposibil\n";
    }

    return 0;
}