#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include <map>
#include <vector>
#include <queue>
#include <deque>
#include <set>
#include <stack>
#include <algorithm>
#include <array>
#include <unordered_set>
#include <unordered_map>
#include <string>
using namespace std;

bool rcmp(int a, int b) { return a>b; }
typedef long long LL;
class mypcmp {
public:
    bool operator()(const int& a, const int& b) {
        return a<b;
    }
};


unsigned int mt[1004][40];
int main() {
    int n, i, m, c, j, k, r, i1, i2, a, x, ii;
    int xx;
    unsigned int mm, t;
    scanf("%d %d", &n, &m);
    k=0;
    memset(mt[k], 0xff, sizeof(mt[k]));
    k++;
    for (i=0; i<m; i++) {
        memset(mt[k], 0, sizeof(mt[k]));
        scanf("%d", &c);
        for (j=0; j<c; j++) {
            scanf("%d", &a); a--;
            mt[k][a/32]|=(1<<(a%32));
        } if (c==n) continue;
        k++;
    }
    x=(n+31)/32;
    xx=0;
    for (r=0, c=0; c<n; c++) {
        i1=c/32; i2=c%32; mm=1<<i2;
        // printf("r is %d/%d, c is %d\n", r, k, c);
        for (j=r; j<k; j++) if (mt[j][i1]&mm) break;
        if (j>=k) { xx++; continue; }
        if (j!=r) { for (i=0; i<x; i++) { t=mt[j][i]; mt[j][i]=mt[r][i]; mt[r][i]=t; } }
        for (i=0; i<k; i++) if (i!=j) {
            if (mt[i][i1]&mm) {
                for (ii=0; ii<x; ii++) mt[i][ii]^=mt[j][ii];
            }
        }
        r++;
    }
    // printf("xx is %d\n", xx);
    if (xx) r++;
    k=1; while(r) { k<<=1; k%=998244353; r--; }
    printf("%d\n", k);
    return 0;
}