#include <iostream>
using namespace std;
int main()
{
    int n;
    cin>>n;
    int a=0,b=0,c=0,d=0;
   struct stu
   {
       string name;
       int score[3];
       int sum;
   }person[n+1] ;
   for(int i=0;i<n;i++)
    {
        cin>>person[i].name>>person[i].score[0]>>person[i].score[1]>>person[i].score[2];
        person[i].sum=person[i].score[0]+person[i].score[1]+person[i].score[2];
    }
    for(int i=0;i<n;i++)
        for(int j=i+1;j<n;j++)
    {
        a=person[i].score[0]-person[j].score[0];
        b=person[i].score[1]-person[j].score[1];
        c=person[i].score[2]-person[j].score[2];
        d=person[i].sum-person[i].sum;
        if(a<=5&&a>=-5&&b<=5&&b>=-5&&c<=5&&c>=-5&&d<=10&&d>=-10)
            cout<<person[i].name<<" "<<person[j].name<<endl;
    }
}