#include<cstdio>
int v[5];
int main(){
freopen("carte2.in","r",stdin);
freopen("carte2.out","w",stdout);
int t,i1,a,b,i,j;
scanf("%d",&t);
for(i1=1;i1<=t;i1++){
scanf("%d%d",&a,&b);
for(i=1;i<=3;i++)
scanf("%d",&v[i]);
for(i=1;i<=2;i++)
for(j=i+1;j<=3;j++){
if (a<v[i] && b<v[j]){
printf("posibil\n");
j=1000;
i=1000;
continue;}
if (b<v[i] && a<v[j]){
printf("posibil\n");
j=1000;
i=1000;
continue;}}
if (i<1000)
printf("imposibil\n");}
return 0;}