#include<bits/stdc++.h>
using namespace std;
long long b;
struct fenshu
{
string name;
long long yuwen,shuxue,yingyu,zofen;
}a[10000];
int main()
{
cin>>b;
for(long long i=1;i<=b;i++)
{
cin>>a[i].name;
cin>>a[i].yuwen;
cin>>a[i].shuxue;
cin>>a[i].yingyu;
a[i].zofen=a[i].yuwen+a[i].shuxue+a[i].yingyu;

}
for(long long i=1;i<=b;i++)
{
for(long long j=i+1;j<=b;j++)
{
if(abs(a[i].yuwen-a[j].yingyu)<=5&&abs(a[i].shuxue-a[j].shuxue)<=5&&abs(a[i].yingyu-a[j].yingyu)<=5&&abs(a[i].zofen-a[j].zofen)<=10)
{
cout<<a[i].name<<" "<<a[j].name<<"\n";
}
}


}
}