from collections import defaultdict
dic = defaultdict(int)
MOD = 998244353
N = int(input())
A = []
for i in range(N):
    k, *C = list(map(int, input().split()))
    tmp = 0
    for c in C:
        tmp |= (1 << (c - 1))
    A.append(tmp)
for a in A:
    for k, v in list(dic.items()):
        dic[a & k] += v
        dic[a & k] %= MOD
    dic[a] += 1
    dic[a] %= MOD
print(dic[0])