N = int(input())
tags = {}

for i in range(N):
    No = int(input())
    M, S = map(int, input().split())
    n_tags = input().split()
    for n_tag in n_tags:
        if n_tag not in tags:
            tags[n_tag] = S
        else:
            tags[n_tag] += S

for key, value in sorted(sorted(tags.items()), key=lambda x: x[1], reverse=True)[:10]:
    print(key, value)