#include<bits/stdc++.h>
using namespace std;
struct b{
	string name;
	int yu;
	int shu;
	int yin;
	int sum;
}a[1009];
int main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i].name;
		cin>>a[i].yu;
		cin>>a[i].shu;
		cin>>a[i].yin;
		a[i].sum=a[i].yu+a[i].shu+a[i].yin;
	}
	for(int i=1;i<n;i++){
		for(int j=i+1;j<=n;j++){
			if(abs(a[i].yu-a[j].yu<=5)&&abs(a[i].shu-a[j].shu<=5)&&abs(a[i].yin-a[j].yin<=5)&&abs(a[i].sum-a[j].sum<=10)){
				if(a[i].name<=a[j].name){
					cout<<a[i].name<<" "<<a[j].name<<endl;
				}
				else{
					cout<<a[j].name<<" "<<a[i].name<<endl;
				}
			}
		}
	}
	return 0;
}