#include <fstream>
#include <algorithm>
using namespace std;
ifstream fin("carte2.in");
ofstream fout("carte2.out");

int v[10];

int main()
{
    int teste,x,y;
    fin>>teste;
    for(int j=1;j<=teste;j++)
    {
        fin>>x>>y;
        if(x>y)
            swap(x,y);
        fin>>v[1]>>v[2]>>v[3];
        sort(v+1,v+4);
        if(v[3]>y&&v[2]>x)
            fout<<"posibil\n";
        else
            fout<<"imposibil\n";
    }
    return 0;
}