#include<iostream>
#include<cmath>
using namespace std;

struct stu{
	string name;
	int c,m,e;
	int sum;
}student[1050]; 


int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>student[i].name>>student[i].c>>student[i].m>>student[i].e;
		student[i].sum=student[i].c+student[i].m+student[i].e;
		
	}
	for(int i=1;i<=n;i++){
		for(int j=i+1;j<=n;j++){
			int ans=abs(student[i].c-student[j].c);
			int ans1=abs(student[i].m-student[j].m);
			int ans2=abs(student[i].e-student[j].e);
			int ans3=abs(student[i].sum-student[i].sum);
			if(ans<=5 && ans1<=5 && ans2<=5 && ans3<=10){
				if(student[i].name>student[j].name){
					cout<<student[j].name<<" "<<student[i].name<<endl;
				}
				else{
					cout<<student[i].name<<" "<<student[j].name<<endl;
				}
			}
		}
	}
	return 0; 
}