#include <iostream>
#include <fstream>

using namespace std;

ifstream f ("balanta.in");
ofstream g ("balanta.out");

const int NMAX = 1024 + 1;

int n, m, l;
int taler1[NMAX], taler2[NMAX];
int greu[NMAX], usor[NMAX];

void rezolva() {
    int rez, x;
    for (int i = 1; i <= n; i++) greu[i] = usor[i] = 1;
    for (; m > 0; m--) {
        f >> l;
        for (int i = 1; i <= n; i++) taler1[i] = taler2[i] = 0;
        for (int i = 1; i <= l; i++) f >> x, taler1[x] = 1;
        for (int i = 1; i <= l; i++) f >> x, taler2[x] = 1;
        f >> rez;
        if (rez == 0)
            for (int i = 1; i <= n; i++) {if (taler1[i] != 0 || taler2[i] != 0) greu[i] = usor[i] = 0;}
        else if (rez == 1)
            for (int i = 1; i <= n; i++) greu[i] *= taler1[i], usor[i] *= taler2[i];
        else
            for (int i = 1; i <= n; i++) greu[i] *= taler2[i], usor[i] *= taler1[i];
       // for (int i = 1; i <= n; i++) cout << greu[i] << ' ';
       // cout << endl;
    }
}

void rezultat() {
    int nrg = 0, monedaGrea = 0, nru = 0, monedaUsoara = 0;
    for (int i = 1; i <= n; i++) {
        if (greu[i] == 1) monedaGrea = i, nrg++;
        if (usor[i] == 1) monedaUsoara = i, nru++;
    }
    if (nrg == 1 && nru == 0) g << monedaGrea;
    else if (nru == 1 && nrg == 0) g << monedaUsoara;
    else g << 0;
    g << '\n';
}

int main () {
    f >> n >> m;
    rezolva();
    rezultat();
    return 0;
}