#include<fstream>
#include<iostream>
#include<algorithm>
using namespace std;

int aux[4];

int main(void) {

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

	int t;
	cin>>t;
	
	int a,b;
	
	for (; t; --t) {
		
		cin>>a>>b;
		
		cin>>aux[1]>>aux[2]>>aux[3];
		
		sort(aux+1,aux+4);
		
		if (aux[3]>max(a,b) && aux[2]>min(a,b)) cout<<"posibil\n";
		else cout<<"imposibil\n";
		
	}
	
	
	
	return 0;
}