#include<iostream>
#include<cstring>
#include<cmath>
using namespace std;
struct student {
	string name;
	int a;
	int b;
	int c;
	int sum;
};
struct student s[1000];
int main() {
	int n;
	cin >> n;
	for (int i = 0; i < n; i++) cin >> s[i].name >> s[i].a >> s[i].b >> s[i].c;
	for (int i = 0; i < n - 1; i++) {
		for (int j = i + 1; j < n; j++) {
			s[i].sum = s[i].a + s[i].b + s[i].c;
			s[j].sum = s[j].a + s[j].b + s[j].c;
			if (abs(s[i].sum - s[j].sum) <= 10) {
				if (abs(s[i].a - s[j].a) <= 5 && abs(s[i].b - s[j].b) <= 5 && abs(s[i].c - s[j].c) <= 5) {
					cout << s[i].name << " " << s[j].name << endl;
				}
			}
		}
	}
	return 0;
}

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