n=int(input())
ans=dict()
for _ in range(n):
    input()
    m,s=map(int,input().split())
    t=list(input().split())
    for u in t:
        if not u in ans:ans[u]=0
        ans[u]+=s
ans=sorted(ans.items(),key=lambda x:(x[0]))
ans.sort(key=lambda x: -x[1])
for k,v in ans[:10]:
    print(k,v)