#include<iostream>
#include<cstdio>
#include<cstring>
#include<cmath>
#include<cstdlib>
using namespace std;
int main()
{
char name[12],id[12],n[2][12],i[2][12];
char gender;
int grade,lowest=101,highest=-1;
int N;
scanf("%d",&N);
while(N--){
scanf("%s %c %s %d",name,&gender,id,&grade);
if(gender=='F' && highest<grade){
strcpy(n[0],name);
strcpy(i[0],id);
highest=grade;
}
if(gender=='M' && lowest>grade){
strcpy(n[1],name);
strcpy(i[1],id);
lowest=grade;
}
}
if(highest==-1) printf("Absent\n");
else printf("%s %s\n",n[0],i[0]);
if(lowest==101) printf("Absent\n");
else printf("%s %s\n",n[1],i[1]);
if(highest==-1 || lowest==101) printf("NA\n");
else printf("%d\n",highest-lowest);
return 0;
}