#include<iostream>
#include<stdio.h>
#include<stdlib.h>
#include<string>
using namespace std;
int main(){
	int n;
	cin>>n;
	int *a = (int *)malloc(sizeof(int)*n);
	int Ajianpan=-1,Ayouxi=-1,Akafei=-1;
	int jianpan=0,youxi=0,kafei=0;
	string jianpanname[200],youxiname[200],kafeiname[200];
	int alljianpan=0,allyouxi=0,allkafei=0;
	string name[200];
	string num[200];
	for(int i =0;i<n;++i){//n个人
		cin>>a[i];
		cin>>name[i];//信息
		jianpan=0;youxi=0;kafei=0;
		for(int j=0;j<a[i];++j){
			cin>>num[j];
			
				if(num[j][0]==num[j][1] && num[j][3]==num[j][4] && num[j][6]==num[j][7]){
					++jianpan;
				}
				else if(num[j][0]>num[j][1] && num[j][1]>num[j][3] && num[j][3]>num[j][4] && num[j][4]>num[j][6] && num[j][6]>num[j][7]){
					++youxi;
				}
				else {
					++kafei;
				}
			
		}
		if(jianpan>=Ajianpan){
			if(jianpan>Ajianpan){Ajianpan = jianpan;alljianpan = 1;jianpanname[0] = name[i];}
			else{
				Ajianpan = jianpan;
				++alljianpan;
				jianpanname[alljianpan-1] = name[i];
			}
	
		}
		if(youxi>=Ayouxi){
			if(youxi>Ayouxi){Ayouxi = youxi;allyouxi=1;youxiname[0] = name[i];}
			else{
				Ayouxi = youxi;
				++allyouxi;
				youxiname[allyouxi-1] = name[i];
			}
		}
		if(kafei >= Akafei){
			if(kafei > Akafei){Akafei = kafei;allkafei=1;kafeiname[0] = name[i];}
			else{
				Akafei = kafei;
				++allkafei;
				kafeiname[allkafei-1] = name[i];
			}
		}
	}
	printf("If you want to have a keyboard, you should call: ");
	for(int I=0;I<alljianpan-1;++I){cout<<jianpanname[I]<<", ";}
	cout<<jianpanname[alljianpan-1]<<"."<<endl;

	printf("If you want to order a Watchdog2, you should call: ");
	for(int I=0;I<allyouxi-1;++I){cout<<youxiname[I]<<", ";}
	cout<<youxiname[allyouxi-1]<<"."<<endl;

	printf("If you want to have a cup of coffee with a girl, you should call: ");
	for(int I=0;I<allkafei-1;++I){cout<<kafeiname[I]<<", ";}
	cout<<kafeiname[allkafei-1]<<"."<<endl;


}