#include<stdio.h>
#include<stdlib.h>

struct abc{
	char name[100];
	int num1;
	int num2;
	int num3;
};

int main(void){
	struct abc abcArray[200];
	struct abc max1Array;
	struct abc max2Array;
	struct abc max3Array;
	int T;
	int a[200];
	char b[200][10];
	char s[10];
	int i,j;
	int n1=0,n2=0,n3=0;
	int n4=0,n5=0,n6=0;
	scanf("%d",&T);
	for(i=0;i<T;i++){
		abcArray[i].num1=0;
		abcArray[i].num2=0;
		abcArray[i].num3=0;
	}
	for(i=0;i<T;i++){
		scanf("%d %s",&a[i],abcArray[i].name);
		for(j=0;j<a[i];j++){
			scanf("%s",b[j]);
			if(b[j][0]==b[j][1] && b[j][1]==b[j][3] && b[j][3]==b[j][4] && b[j][4]==b[j][6] && b[j][6]==b[j][7])
				abcArray[i].num1+=1;
			else if(b[j][0]>b[j][1] && b[j][1]>b[j][3] && b[j][3]>b[j][4] && b[j][4]>b[j][6] && b[j][6]>b[j][7])
				abcArray[i].num2+=1;
			else
				abcArray[i].num3+=1;
		}
	}
	max1Array=abcArray[0];
	for(i=0;i<T;i++){
		if(max1Array.num1<abcArray[i].num1)
			max1Array=abcArray[i];
	}
	printf("If you want to have a keyboard, you should call: ");
	for(i=0;i<T;i++){
		if(abcArray[i].num1==max1Array.num1)
			n1++;
	}
	for(i=0;i<T;i++){
		if(abcArray[i].num1==max1Array.num1){
			n4++;
			if(n4<n1)
				printf("%s, ",abcArray[i].name);
			else
				printf("%s.\n",abcArray[i].name);
		}
	}
	max2Array=abcArray[0];
	for(i=0;i<T;i++){
		if(max2Array.num2<abcArray[i].num2)
			max2Array=abcArray[i];
	}
	printf("If you want to order a Watchdog2, you should call: ");
	for(i=0;i<T;i++){
		if(abcArray[i].num2==max2Array.num2)
			n2++;
	}
	for(i=0;i<T;i++){
		if(abcArray[i].num2==max2Array.num2){
			n5++;
			if(n5<n2)
				printf("%s, ",abcArray[i].name);
			else
				printf("%s.\n",abcArray[i].name);
		}
	}
	max3Array=abcArray[0];
	for(i=0;i<T;i++){
		if(max3Array.num3<abcArray[i].num3)
			max3Array=abcArray[i];
	}
	printf("If you want to have a cup of coffee with a girl, you should call: ");
	for(i=0;i<T;i++){
		if(abcArray[i].num3==max3Array.num3)
			n3++;
	}
	for(i=0;i<T;i++){
		if(abcArray[i].num3==max3Array.num3){
			n6++;
			if(n6<n3)
				printf("%s, ",abcArray[i].name);
			else
				printf("%s.\n",abcArray[i].name);
		}
	}
}