#include<stdio.h>
#include<string.h> 
char left[3][7];
char right[3][7];
char result[3][7]; 
bool islight(char);
bool isheavy(char);
bool islight(char x)
{
int j;
for(j=0;j<3;j++)
switch(result[j][0]){
case 'u':if(strchr(right[j],x)==NULL)return false;
break;
case 'e':if(strchr(left[j],x)!=NULL || strchr(right[j],x)!=NULL)return false;
break;
case 'd':if(strchr(left[j],x) == NULL)return false;
break;
}
return true;
}

bool isheavy(char x)
	{
	int j;
	for(j=0;j<3;j++)
		switch(result[j][0]){
			case 'u':if(strchr(left[j],x)==NULL)return false;
			break;
			case 'e':if(strchr(left[j],x)!=NULL || right[j]!=NULL)return false;
			break;
			case 'd':if(strchr(right[j],x)==NULL)return false;
			break;
	}
	return true;
} 
int main()
{
 int n,i;
 scanf("%d",&n); 
 while(n--)
 {
  for(i=0;i<3;i++)
  scanf("%s %s %s",left[i],right[i],result[i]);
  for(i='A';i<='L';i++)
  {
  if(islight(i)){
  printf("%c is the counterfeit coin and it is light.\n",i);
  break;
     }
  if(isheavy(i)){
   printf("%c is the counterfeit coin and it is heavy.\n",i);
   break;
     }
   }
 }
 return 0;
}