#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MAXN = 500;
int n, ai, dp1[MAXN][MAXN][2], dp2[MAXN][MAXN][2], dp3[MAXN][MAXN][2],
b[MAXN][2];
bool k, adj[MAXN][MAXN];
array<int, 2> ans;
void c(int l, int r, int a) {
if (adj[l][r]) {
dp1[l][r][a] = 1;
dp2[l][r][a] = 1 + dp3[r][b[l][a]][a ^ 1];
} else
dp1[l][r][a] = dp2[l][r][a] = -n;
for (int k = b[l][a]; k != r; k = b[k][a]) {
dp1[l][r][a] = max(dp1[l][k][a] + dp1[k][r][a], dp1[l][r][a]);
dp2[l][r][a] = max(dp1[l][k][a] + dp2[k][r][a], dp2[l][r][a]);
}
dp3[l][r][a] = max(dp2[l][r][a], dp3[l][b[r][a ^ 1]][a]);
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin >> n >> k;
for (int i = 0; i < n; i++) {
cin >> ai;
while (ai) {
adj[i][ai - 1] = 1;
cin >> ai;
}
b[i][0] = (i + n - 1) % n;
b[i][1] = (i + 1) % n;
}
for (int l = 1; l < n; l++) {
for (int i = 0; i < n; i++) {
c(i, (i + l) % n, 1);
c((i + l) % n, i, 0);
}
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
for (int k = 0; k < 2; k++) {
ans = max({{dp2[i][j][k], i}, ans});
}
}
}
if (k) {
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
for (int a = 0; a < 2; a++) {
if (dp1[i][j][a] <= 0) continue;
int nx = b[j][a];
for (; nx != i && !adj[nx][i]; nx = b[nx][a])
;
if (nx != i)
for (int l = b[nx][a]; l != i; l = b[l][a])
if (adj[j][l])
ans = max({{2 + dp1[i][j][a] +
max(dp3[l][b[nx][a]][a ^ 1],
dp3[l][b[i][a ^ 1]][a]),
nx},
ans});
}
}
}
}
cout << ans[0] << "\n" << ans[1] + 1;
}
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