#include <stdio.h>

#define FOR(i,s,d) for(i=(s);i<(d);++i)
#define nmax 1024

int n,m,A[nmax],H[nmax][nmax],G[nmax],T[nmax],sol;

int main()
{
    freopen("aprindere.in","r",stdin);
    freopen("aprindere.out","w",stdout);

    int i,j,ii;

    scanf("%d %d",&n,&m);
    FOR(i,0,n)
	scanf("%d",&A[i]);
    FOR(ii,0,n)
    {
	scanf("%d",&i);
	scanf("%d %d",&T[i],&G[i]);
	FOR(j,0,G[i])
	    scanf("%d",&H[i][j]);
    }
    FOR(i,0,n)
	if(!A[i])
	{
	    sol+=T[i];
	    FOR(j,0,G[i])
		A[H[i][j]]^=1;
	}
    printf("%d\n",sol);
    return 0;
}