from collections import defaultdict

n = int(input())
tags_dict = defaultdict(int)

for _ in range(n):
    _ = input()
    _, s = input().split()

    tags = input().split()
    for tag in tags:
        tags_dict[tag] += int(s)

for tag in sorted(tags_dict.items(), key=lambda x:(-x[1], x[0]))[:10]:
    print(tag[0], tag[1])