#include<iostream>
#include<map>
#include<unordered_map>
#include<set>
#define ll long long
using namespace std;
#define rep(i,n) for (int i=0;i<(n);i++)
unordered_map<string,int> id={{"iti",0},{"ni",1},{"san",2},{"yon",3}};
unordered_map<int,string>rv={{0,"iti"},{1,"ni"},{2,"san"},{3,"yon"}};

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n,idx;cin>>n;
  map<string,set<int>>s;
  string I;
  rep(i,n){
    string S;cin>>S>>I;
    idx=id[I];
    if(s.count(S)){
      s[S].insert(idx);
    }else{
      s.insert({S,{idx}});
    }
  }
  for(auto key:s){
    for(auto x:key.second){
      cout<<key.first<<" "<<rv[x]<<endl;
    }
  }
}