using namespace std;

int main(){
	int n;	cin>>n;
	getchar();
	string strs[n];
	int i=0,j=0;
	for(i=0;i<n;i++){
		getline(cin,strs[i]);
	}
	for(i=0;i<n;i++){
	    int ans[5]={0};
		int len=strs[i].size();
		for(j=0;j<len;j++){
			switch(strs[i][j]){
				case 'a':ans[0]++;break;
				case 'e':ans[1]++;break;
				case 'i':ans[2]++;break;
				case 'o':ans[3]++;break;
				case 'u':ans[4]++;break;
			}
		}
		
		cout<<"a:"<<ans[0]<<endl;
		cout<<"e:"<<ans[1]<<endl;
		cout<<"i:"<<ans[2]<<endl;
		cout<<"o:"<<ans[3]<<endl;
		cout<<"u:"<<ans[4]<<endl;
		cout<<endl;
	}
	
	return 0;
}