#include<stdio.h>
#include<stdlib.h>
struct peo
{
	char name[20];
	int key,watch,cof;
	int phone[100][9];
};
int main(void)
{
	struct peo people[100];
	int T,m,i,j,temp;
	char ch;
	scanf("%d",&T);
	for(i=1;i<=T;++i)
	{
		scanf("%d %s",&m,people[i].name);
		people[i].key=0;
		people[i].watch=0;
		people[i].cof=0;
		for(j=1;j<=m;++j)
		{
			scanf("%d%c%d%c%d",&people[i].phone[j][7],&ch,&people[i].phone[j][8],&ch,&people[i].phone[j][9],&ch);
			people[i].phone[j][1]=(people[i].phone[j][7]/10)%10;
			people[i].phone[j][2]=people[i].phone[j][7]%10;
			people[i].phone[j][3]=(people[i].phone[j][8]/10)%10;
			people[i].phone[j][4]=people[i].phone[j][8]%10;
			people[i].phone[j][5]=(people[i].phone[j][9]/10)%10;
			people[i].phone[j][6]=people[i].phone[j][9]%10;
			if(people[i].phone[j][1]==people[i].phone[j][2]&&people[i].phone[j][2]==people[i].phone[j][3]&&people[i].phone[j][3]==people[i].phone[j][4]&&people[i].phone[j][4]==people[i].phone[j][5]&&people[i].phone[j][5]==people[i].phone[j][6])
				people[i].key+=1;
			else if(people[i].phone[j][1]>people[i].phone[j][2]&&people[i].phone[j][2]>people[i].phone[j][3]&&people[i].phone[j][3]>people[i].phone[j][4]&&people[i].phone[j][4]>people[i].phone[j][5]&&people[i].phone[j][5]>people[i].phone[j][6])
				people[i].watch+=1;
			else
				people[i].cof+=1;
		}
	}
	int a=-1,b=-1,c=-1,d,e,f;
	for(int g=1;g<=T;++g)
	{
		if(people[g].key>a)
		{
			a=people[g].key;
			d=g;
		}
		if(people[g].watch>b)
		{
			b=people[g].watch;
			e=g;
		}
		if(people[g].cof>c)
		{
			c=people[g].cof;
			f=g;
		}
	}
	printf("If you want to have a keyboard, you should call:");
	printf(" %s",people[d].name);
	for(int h=1;h<=T;h++)
	{
		if(h==d)
			continue;
		if(people[h].key==a)
			printf(", %s",people[h].name);
	}
	printf(".\n");
	printf("If you want to order a Watchdog2, you should call:");
	printf(" %s",people[e].name);
	for(int h=1;h<=T;h++)
	{
		if(h==e)
			continue;
		if(people[h].watch==b)
			printf(", %s",people[h].name);
	}
	printf(".\n");
	printf("If you want to have a cup of coffee with a girl, you should call:");
	printf(" %s",people[f].name);
	for(int h=1;h<=T;h++)
	{
		if(h==f)
			continue;
		if(people[h].cof==c)
			printf(", %s",people[h].name);
	}
	printf(".\n");
}