#include "bits/stdc++.h"
using namespace std;
bool checkYear(int year)
{
    return (((year % 4 == 0) && (year % 100 != 0)) ||
            (year % 400 == 0));
}


int main(int argc, char const *argv[])
{
    int n, csn = 1;
    cin >> n;

    while (n--)
    {
        string ss, kk;
        int d1, y1, d2, y2;
        cin >> ss;
        scanf("%d,%d", &d1, &y1);
        cin >> kk;
        scanf("%d,%d", &d2, &y2);


        int cnt = 0;
        for (int i = y1; i <= y2; ++i)
        {
            if (  i == y1 && checkYear(y1) )
            {
                if (d1 <= 29 && (ss == "January" || ss == "February"))
                {
                    cnt++;
                }
            }
            else if ( i == y2 && checkYear(y2) )
            {
                if (d2 >= 29 && (kk != "January" || kk != "February"))
                {
                    cnt++;
                }
            }
            else
            {
                if (checkYear(i))
                {
                    cnt++;
                }
            }
        }

        printf("Case %d: ", csn++ );
        cout << cnt << endl;
    }
    return 0;
}