#include<bits/stdc++.h>
using namespace std;
struct e{
	char s[100];
	int er[4];
};
e we[10000];
int main(){
	int i,r,a,qw,m,s;
	cin>>m;
string h;string k;
	for(i=0;i<m;i++){
		cin>>we[i].s;we[i].er[3]=0;
		for(r=0;r<3;r++){
			cin>>we[i].er[r];
			we[i].er[3]+=we[i].er[3];
		}
	}a=0;
	for(i=0;i<m-1;i++){
		for(r=i+1;r<m;r++){s=1;
			for(qw=0;qw<3;qw++){
				if(fabs(we[i].er[qw]-we[r].er[qw])>5) {
				
				s--;break;}
			}if(s&&fabs(we[i].er[3]-we[r].er[3])<=10){
			if(strcmp(we[i].s,we[r].s)==1){
				k[a]=r;k[a+1]=i;a+=2;
			}
			else {
				k[a]=i;k[a+1]=r;a+=2;}}}}
for(i=0;i<a-2;i+=2){cout<<we[k[i]].s<<" "<<we[k[i+1]].s<<endl;}
cout<<we[k[a-2]].s<<" "<<we[k[a-1]].s;
		

return 0;
}