#include<cstdio>
#include<iostream>
#include<string>
#include<cstring>
#include<algorithm>
#include<vector>
#include<stack>
#include<queue>
#include<map>
#include<set>
#include<cmath>
using namespace std;
struct node{
	string name;int index;
	int key,watch,girl;
}man[105];
int judgeKey(string s){
	if(s[0]==s[1]&&s[1]==s[3]&&s[3]==s[4]&&s[4]==s[6]&&s[6]==s[7])
		return 1;
	else return 0;
}
int judgeWatch(string s){
	if(s[0]>s[1]&&s[1]>s[3]&&s[3]>s[4]&&s[4]>s[6]&&s[6]>s[7])
		return 1;
	else return 0;
}
bool cmp1(node a,node b){
	if(a.key!=b.key)
	return a.key>b.key;
	else return a.index<b.index;
}
bool cmp2(node a,node b){
	if(a.watch!=b.watch)
		return a.watch>b.watch;
	else return a.index<b.index;
}
bool cmp3(node a,node b){
	if(a.girl!=b.girl)
		return a.girl>b.girl;
	else return a.index<b.index;
}
int main(){
	int n;
	while(cin>>n){
	for(int i=0;i<n;i++){
		man[i].index=i;
		man[i].girl=0;
		man[i].key=0;
		man[i].watch=0;
	}

	for(int i=0;i<n;i++){
		int m;string name;
		cin>>m>>name;
		man[i].name=name;
		for(int j=0;j<m;j++){
			string tel;
			cin>>tel;
			if(judgeKey(tel))
				man[i].key++;
			else if(judgeWatch(tel))
				man[i].watch++;
			else man[i].girl++;
		}
		
	}
	sort(man,man+n,cmp1);
	printf("If you want to have a keyboard, you should call:");
	int flag=0;
	for(int i=0;i<n;i++){
		/*if(man[0].key==0) {
			break;
		}*/
		if(man[i].key!=man[0].key) break;
		if(flag==0){
			cout<<" "<<man[i].name;
			flag=1;
		}
		else cout<<", "<<man[i].name;
		
	}
	printf(".\n");
	
	sort(man,man+n,cmp2);
	printf("If you want to order a Watchdog2, you should call:");
	flag=0;
	for(int i=0;i<n;i++){
		/*if(man[0].watch==0){
			break;
		}*/
		if(man[i].watch!=man[0].watch) break;
		if(flag==0){
			cout<<" "<<man[i].name;
			flag=1;
		}
		else cout<<", "<<man[i].name;
	}
	printf(".\n");

	flag=0;
	sort(man,man+n,cmp3);
	printf("If you want to have a cup of coffee with a girl, you should call:");
	for(int i=0;i<n;i++){
		/*if(man[0].girl==0){
			break;
		}*/
		if(man[i].girl!=man[0].girl) break;
		if(flag==0){
			cout<<" "<<man[i].name;
			flag=1;
		}
		else cout<<", "<<man[i].name;
	}
	printf(".\n");
	}
	
	return 0;
}