#include<iostream>
#include<string>
#include<algorithm>
#include<map>
#include<set>
#include<utility>
#include<vector>
#include<cmath>
#include<cstdio>
#define loop(i,a,b) for(int i=a;i<b;i++) 
#define rep(i,a) loop(i,0,a)
#define pb push_back
#define mp make_pair
#define ite ::iterator
#define all(in) in.begin(),in.end()
const double PI=acos(-1);
const double ESP=1e-10;
using namespace std;
int main(){
  int n;
  while(cin>>n,n){
    map<int,int>m;
    rep(i,n){
      int a,b,c,d,e,f,g,h,i;
      cin>>a>>b>>c>>d>>e>>f>>g>>h>>i;
      m[(b+d+f+h)*60+c+e+g+i]=a;
    }
    map<int,int>ite it=m.begin();
    cout<<it->second<<endl;
    it++;
    cout<<it->second<<endl;
    it=m.end();
    it--;it--;
    cout<<it->second<<endl;
    //cout<<"!"<<endl;
  }
}