#include <iostream>
#include <stdio.h>
using namespace std;
int coin[12],w[12];
void doEven(char *a,char *b)
{
	int i;
	for(i=0;i<4;i++)
		coin[b[i]-'A']=coin[a[i]-'A']=1;
}
void doUp(char *a,char *b)
{
	int i,j,flag;
	for(i=0;i<12;i++)
	{
		flag=1;
		for(j=0;j<4;j++)
			if( i == int(a[j]-'A') || i == int(b[j]-'A') )
			{	flag=0;	break;	}
		if(flag)
			coin[i]=1;
	}
	for(i=0;i<sizeof(a)/sizeof(char);i++)
	{	
		if(w[a[i]-'A']==1)
			coin[a[i]-'A']=1;
		else
			w[a[i]-'A']=0;		// heavy
		
		if(w[b[i]-'A']==0)
			coin[b[i]-'A']=1;
		else
			w[b[i]-'A']=1;		// light;
	}
}
int main()
{
	int i,k,n;
	char a[5],b[5],c[5],*tag;
	//freopen("in.txt","r",stdin);
	cin>>n;	
	while(n--)
	{
		memset(coin,0,sizeof(coin));
		memset(w,-1,sizeof(w));
		k=3;
		while(k--)
		{
			cin>>a>>b>>c;
			switch (c[0])	{
				case 'e':	doEven(a,b);	break;
				case 'u':	doUp(a,b);		break;
				case 'd':	doUp(b,a);		break;	}
		}
		for(i=0;i<12;i++)
		{
			if(coin[i]==0)
				break;
		}
		if(w[i])	tag="light.";
		else		tag="heavy.";
		cout<<char('A'+i)<<" is the counterfeit coin and it is "<<tag<<endl;
	}
	return 0;
}