N = int(input())
dic = {}
for i in range(N):
    no = int(input())
    M, S = map(int, input().split())
    tags = list(input().split())
    for t in tags:
        dic[t] = dic.get(t, 0) + S
l = [[k, v] for k, v in dic.items()]
l.sort(key = lambda x: (-x[1], x[0]))
for i in range(min(len(l), 10)):
    print(l[i][0], l[i][1])