n=int(input())
hm={}
for _ in range(n):
    input()
    m,s=map(int,input().split())
    tags=input().split()
    for tag in tags:
        if tag not in hm:
            hm[tag]=0
        hm[tag]+=s
l=[]
for k in hm:
    l.append((hm[k],k))
l.sort()
l.reverse()
for i in range(min(10,len(l))):
    print(l[i][1]+' '+str(l[i][0]))