import sys
input=lambda: sys.stdin.readline().rstrip()
n=int(input())
import collections
D=collections.defaultdict(int)
for _ in range(n):
  ni=int(input())
  m,s=map(int,input().split())
  T=[str(i) for i in input().split()]
  for t in T:
    D[t]+=-s
Ans=sorted([(t,D[t]) for t in D.keys()],key=lambda x:(x[1],x[0]))
if len(Ans)>10:
  Ans=Ans[:10]
for a in Ans:
  x,y=a
  print(x,-y)