#include<iostream>
#include<fstream>
using namespace std;
long t,a,b,c,d,e;
int main(){

    ifstream f("carte2.in",fstream::in);
    ofstream g("carte2.out",fstream::out);
    f>>t;
    while(t){

    f>>a>>b>>c>>d>>e;

    if((a<c&&b<d)||(a<c&&b<e)||(a<e&&b<c)||(a<e&&b<d)||(a<d&&b<c)||(a<d&&b<e)) g<<"posibil"<<endl;
    else g<<"imposibil"<<endl;
    t--;}


}