#include "stdio.h"
#include "string.h"
int key[101],wat[101],cup[101],x1[101],x2[101],x3[101];
int main(){
	int n,m,i,j,k,bl1,bl2,sum1,sum2,sum3,b;
    int max1,max2,max3;
	char ch1[101][21],ch2[10];
	scanf("%d",&n);
	for(i=0;i<n;++i){
	    scanf("%d %s",&m,ch1[i]);
	    getchar();
		for(j=0;j<m;++j){
			gets(ch2);
			b=0;
			bl1=1;
			for(k=0;k<8;++k){
			    if(ch2[k]=='-') continue;
				else {
					if(ch2[k]!=ch2[b]){bl1=0; break;}
					else b=k;
				} 
			}
			if(bl1==1) ++key[i];
			b=0;
		    bl2=1;
			for(k=0;k<8;++k){
			    if(ch2[k]=='-') continue;
				else {
					if(k!=0){
					if(ch2[k]>=ch2[b]){bl2=0; break;}
					else b=k;
					}
					else continue;
				} 
			}
			if(bl2==1) ++wat[i];
			if(bl1==0&&bl2==0) ++cup[i];
		}
	}
	sum1=0;sum2=0;sum3=0;
	for(i=0;i<n;++i){
		if(i==0) {max1=key[i]; max2=wat[i]; max3=cup[i]; continue;} 
		if(key[i]>max1) {max1=key[i]; x1[0]=i;
		                 for(j=1;j<n;++j)
		                 x1[j]=0;
						 sum1=0;
		}
		else if(key[i]==max1) {++sum1; x1[sum1]=i;}
		if(wat[i]>max2) {max2=wat[i]; x2[0]=i;
		                 for(j=1;j<n;++j)
		                 x2[j]=0;
						 sum2=0;
		}
		else if(wat[i]==max2) {++sum2; x2[sum2]=i;}
		if(cup[i]>max3) {max3=cup[i]; x3[0]=i;
		                 for(j=1;j<n;++j)
							 x3[j]=0;
						     sum3=0;
		}
		else if(cup[i]==max3) { ++sum3; x3[sum3]=i;}
	}
	printf("If you want to have a keyboard, you should call: "); 
	for(i=0;i<=sum1;++i){
	    printf("%s",ch1[x1[i]]);
		if(i!=sum1)
			printf(", ");
	}
	printf(".");
	printf("\n");
	printf("If you want to order a Watchdog2, you should call: ");
	for(i=0;i<=sum2;++i){
	    printf("%s",ch1[x2[i]]);
		if(i!=sum2)
			printf(", ");
	}
	printf(".");
	printf("\n");
	printf("If you want to have a cup of coffee with a girl, you should call: ");
		for(i=0;i<=sum3;++i){
	    printf("%s",ch1[x3[i]]);
		if(i!=sum3)
			printf(", ");
	}
    printf(".");
	printf("\n");
    return 0;
}