#include<bits/stdc++.h>
using namespace std;
struct node{
	string name;
	int yw,sx,yy,sum;
}a[1005];
int n;
int main() 
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i].name>>a[i].yw>>a[i].sx>>a[i].yy;
		a[i].sum=a[i].yw+a[i].sx+a[i].yy;
	}
	for(int i=1;i<=n;i++){
		for(int j=i+1;j<=n;j++){
			if(abs(a[i].yw-a[j].yw)<=5&&abs(a[i].sum-a[j].sum)<=10)
				cout<<a[i].name<<" "<<a[j].name<<endl;
		}
	}
	return 0;
}