import sys
input = sys.stdin.readline

N,M=map(int,input().split())
mod=998244353

LIST=[]

ALL=(1<<N)-1

for i in range(M):
    A=list(map(int,input().split()))

    x=0
    for a in A[1:]:
        x|=1<<(a-1)

    y=ALL^x

    LIST.append(x)
    LIST.append(y)

BASE=[]

for i in range(N):
    k=ALL
    for l in LIST:
        if l & (1<<i) != 0:
            k=k&l
    BASE.append(k)

BASE=set(BASE)
print(pow(2,len(BASE),mod))