#include <iostream>
#include <cstring>
#include <cstdio>
using namespace std;
int main()
{
	freopen ("abbreviation.in","r",stdin);
	freopen ("abbreviation.out","w",stdout);
	int n;
	cin>>n;
	for(int i=0;i<=n;i++)
	{
		while(cin.eof()==false)
		{
			string a;
			cin>>a;
			if(a[0]>='a' && a[0]<='z' && a.length()<=3 || a=="The" || a=="And" || a=="For")
				continue;
			else
			{
				if(a[0]>='A' && a[0]<='Z')
					cout<<a[0];
				else
				{
					char x=a[0]-'a'+'A';
					cout<<x;
				}
			}
		}
		cout<<endl;
	}
	return 0;
}