#include<iostream>
using namespace std;
struct sp
{
	int ch,ma,en,zf;
	char na[10];
}s[1006];
int ab(int a,int b)
{
	if(a>b)return a-b;
	else return b-a;
}
int main()
{
	int k,l,p,o;
	cin>>k;
	for(int i=1;i<=k;i++)
	{
		cin>>s[i].na>>s[i].ch>>s[i].ma>>s[i].en;
		s[i].zf=s[i].ch+s[i].ma+s[i].en;
	}
	for(int i=1;i<=k;i++)
	{
		for(int j=i+1;j<=k;j++)
		{
			if(ab(s[i].ch,s[j].ch)<=5)
			if(ab(s[i].ma,s[j].ma)<=5)
			if(ab(s[i].en,s[j].en)<=5)
			if(ab(s[i].zf,s[j].zf)<=10)
			cout<<s[j].na<<" "<<s[i].na<<"\n";
		}
	}
	return 0;
}