#include <iostream>
#include <bits/stdc++.h>
using namespace std;
int main()
{
int T;
long long a,b,c;
cin >> T;
for(int i = 1; i <= T; i++){
cin >>a>>b>>c;
printf("Case #%d: ",i);
if(a+b > c) cout << "true" << endl;
else cout << "false" << endl;
}
return 0;
}