dic=dict()
for i in range(int(input())):
    input()
    score=list(map(int,input().split()))[1]
    strings=input().split()
    for string in strings:
        if string not in dic:
            dic[string]=score
        else:
            dic[string]+=score
strings=sorted(list(map(list,dic.items())),key=lambda x:(x[1],x),reverse=True)
for i in range(min(len(strings),10)):
    print(strings[i][0],strings[i][1])