#include <cstdio>
#include <cstring>
#include <algorithm>
#include <iostream>
#include <string>
using namespace std;
int T;
char c;
string s;
int a[10],ans;
int main(){
//freopen("data.txt","r",stdin);
scanf("%d",&T);
while((c=getchar())==' ');
for(int k=1;k<=T;k++){
memset(a,0,sizeof(a));
getline(cin,s);
int l=s.size();
for(int i=0;i<l;i++){
if(s[i]==' ') a[1]++;
if(s[i]=='g') a[2]++;
if(s[i]=='o') a[3]++;
if(s[i]=='d') a[4]++;
if(s[i]=='m') a[5]++;
if(s[i]=='r') a[6]++;
if(s[i]=='n') a[7]++;
if(s[i]=='i') a[8]++;
}
a[2]/=2;
a[3]/=3;
a[7]/=2;
sort(a+1,a+9);
ans=a[1];
printf("Case #%d: %d\n",k,ans);
}
return 0;
}