N = int(input())
MOD = 998244353
B = []
for _ in range(N):
    L = list(map(int,input().split()))
    C = L[1:]
    b = 0
    for c in C:
        b += 1<<(c-1)
    B.append(b)

ans = 0
for bit in range(1<<12):
    cnt = 0
    sgn = (-1)**bin(bit).count("1")
    for b in B:
        if bit&b == bit:
            cnt += 1
    ans += (pow(2,cnt,MOD)-1)*sgn
    ans %= MOD
print(ans)