N = int(input().strip())

dic = {}

for i in range(N):
  No = int(input().strip())
  M, S = map(int, input().strip().split())
  Tag = input().strip().split()
  
  for j in Tag:
    try:
      dic[j] += S
    except:
      dic[j] = S

dic = sorted(dic.items(), key = lambda x:x[0])
for i in sorted(dic, key = lambda x:x[1], reverse=True)[:10]:
  print('{} {}'.format(i[0], i[1]))