from collections import Counter

sc = iter(open(0).read().split())
ni = lambda: int(next(sc))
ns = lambda: next(sc)

C = Counter()

N = ni()
for _ in range(N):
    No = ni()
    M, S = ni(), ni()
    T = {ns(): S for _ in range(M)}
    C += T

A = sorted(C.items(), key=lambda x: x[0])
A.sort(key=lambda x: -x[1])

for k, v in A[:10]:
    print(k, v)