#include <stdio.h>
#define ll int
#define mn 102
char a[mn][mn][mn];
ll n, m, t, mx[mn], s[mn][mn];
#define max(a, b) (((a) > (b)) ? (a) : (b))
signed main()
{
    scanf("%d", &t);
    for (ll n1, i = 0; i < t; ++i)
    {
        scanf("%d", &n1);
        ++n1;
        n = max(n1, n);
        for (ll j = 0; j < n1; ++j)
        {
            scanf("%s", a[j][i]);
            for (ll k = 0; a[j][i][k]; ++k)
            {
                s[j][i] += a[j][i][k] == ',';
            }
            mx[i] = max(mx[i], s[j][i]);
        }
    }
    for (ll i = 0; i < n; ++i)
    {
        for (ll j = 0; j < t; ++j)
        {
            printf("%s", a[i][j]);
            for (ll k = 0; k < mx[j] - s[i][j]; ++k)
            {
                printf(",");
            }
            printf("%c", ", "[j + 1 == t]);
        }
        printf("\n");
    }
    return 0;
}