/*
TASK:music
LANG:C++
*/
#include<iostream>
#include<string>
using namespace std;
int main()
{   int i,j,K[2000],N,br=0,r1,r2,u=0,izp=0,neiz=0,p,M[2000],ob6to=0,MM=0,KK=0;
     float bal[10000],temp1;
    string s[10000],temp,ostava;
    cin>>N;
    for(i=0;i<N;i++)
    {
                    
                    
    cin>>M[i];
    
    for(j=0;j<M[i];j++){cin>>s[br]; cin>>bal[br]; br++;  }
     cin>>K[i];
    ob6to=ob6to+M[i];
 KK=KK+K[i];
                     
    }
 
 
 for(r1=0;r1<ob6to;r1++)
     for(r2=r1;r2<ob6to;r2++)
     if(bal[r1]<bal[r2])
     {
                        temp1=bal[r1];bal[r1]=bal[r2];bal[r2]=temp1;
                        temp=s[r1];s[r1]=s[r2];s[r2]=temp;
                        
      }  
      
 
  
   
cout<<s[KK]<<endl;
    return 0;
}
