#include<iostream>
#include<string>
#include<vector>
#include<algorithm>
using namespace std;

void main()
{
//	freopen("in.txt","r",stdin);
	int num;
	cin>>num;
	while(num--)
	{
		vector<int> vi(12,0);//初使0 真的2 可能重1  可能轻-1
		string left;
		string right;
		string con;
		for(int i=0;i<3;i++)
		{

			cin>>left>>right>>con;
			int size=left.size();	
			if(con.compare("even")==0)
				for(int j=0;j<size;j++){
					vi[left[j]-'A']=2;
					vi[right[j]-'A']=2;
				}
			else if(con.compare("up")==0)
			{
				for(int j=0;j<size;j++){
					if(vi[left[j]-'A']==0) vi[left[j]-'A']=1;
					if(vi[left[j]-'A']==-1) vi[left[j]-'A']=2;
					if(vi[right[j]-'A']==0) vi[right[j]-'A']=-1;
					if(vi[right[j]-'A']==1) vi[right[j]-'A']=2;
				}
				int pro=0;  //处理只有一个是不确定的情况，这种情况直接输出
				int pos=-1;
				for(j=0;j<size;j++)
				{
					if(vi[left[j]-'A']!=2)
					{
						pro++;
						pos=left[j]-'A';
					}
					if(vi[right[j]-'A']!=2)
					{
						pro++;
						pos=right[j]-'A';
					}
				}
				if(pro==1)
				{
					cout<<(char)(pos+'A')<<" is the counterfeit coin and it is "<<((vi[pos]==1)?"heavy.":"light.")<<endl;
					goto end;
				}
			}	
			else if(con.compare("down")==0)
			{
				for(int j=0;j<size;j++){
					if(vi[left[j]-'A']==0) vi[left[j]-'A']=-1;
					if(vi[left[j]-'A']==1) vi[left[j]-'A']=2;
					if(vi[right[j]-'A']==0) vi[right[j]-'A']=1;
					if(vi[right[j]-'A']==-1) vi[right[j]-'A']=2;
				}
				int pro=0; //和上面的一样
				int pos=-1;
				for(j=0;j<size;j++)
				{
					if(vi[left[j]-'A']!=2)
					{
						pro++;
						pos=left[j]-'A';
					}
					if(vi[right[j]-'A']!=2)
					{
						pro++;
						pos=right[j]-'A';
					}
				}
				if(pro==1)
				{
					cout<<(char)(pos+'A') <<" is the counterfeit coin and it is "<<((vi[pos]==1)?"heavy.":"light.")<<endl;
					goto end;//直接跳出
				}
			}
		}
		vector<int>::iterator result;
		if((result=find(vi.begin(),vi.end(),1))!=vi.end())
			cout<<(char)(distance(vi.begin(),result)+'A')<<" is the counterfeit coin and it is heavy."<<endl;
		else if((result=find(vi.begin(),vi.end(),-1))!=vi.end())
			cout<<(char)(distance(vi.begin(),result)+'A')<<" is the counterfeit coin and it is light."<<endl;
end: ;
	}
}