#include <fstream>

using namespace std;

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

int main()
{
    int a, b, c, d, e, t;

    fin >> t;
    while(t--)
    {
    	fin >> a >> b >> c >> d;
    	if(c > d)
    		swap(c, d);
    	fin >> e;
    	if(e > c)
    		c = e;
    	if(c > d)
    		swap(c, d);
    	if(a > b)
    		swap(a, b);
    	if(a < c && b < d)
    		fout << "posibil\n";
    	else
    		fout << "imposibil\n";
    }

    fin.close();
    fout.close();
    
    return 0;
}