n = int(input())
d = {}
for i in range(n):
    no = int(input())
    params = list(map(int,input().split()))
    tag = list(input().split())
    
    for cur_tag in tag:
        if cur_tag in d:
            d[cur_tag] += params[1]
        else:
            d[cur_tag] = params[1]
            
# 辞書dをkeyでソート
sorted_d_key = sorted(d.items(), key=lambda x:x[0])
# sorted_d_keyを辞書に変換
d2 = dict(sorted_d_key)
# 辞書d2をvalueで降順にソート
sorted_d_value = sorted(d2.items(), reverse=True, key=lambda x:x[1])

for i in range(len(sorted_d_value)):
    if i == 10:
        break
    print(sorted_d_value[i][0] + ' ' + str(sorted_d_value[i][1]))