#include <iostream>
#include <map>
#include <set>
#include <string>

using namespace std;

int main() {
  map <string, set <string>> voc;
  string s, en, lt;
  int n, k = 0;
  cin >> n;
  for (int i = 0; i < n; i++) {
      getline(cin, s);
      k = s.find("-");
      en = s.substr(0, k - 2);
      s = s.substr(k + 2) + ",";
      k = -1;
      while (s.find(",", k + 1) != -1) {
          lt = s.substr(k + 1, s.find(",", k + 1) - k - 1);
          if (voc.find(lt) != voc.end()) {
              voc.insert(pair <string, set <string>> (lt, {en}));
          }
          else {
              voc[lt].insert(en);
          }
          if (s.size() - 1 != s.find(",", k + 1)){
              k = s.find(",", k + 1);
          }
          else {
              break;
          }
      }
  }
  for (auto a : voc) {
      cout << a.first << " - ";
      for (auto b : a.second) {
          cout << b;
          if (b == *a.second.rbegin()) {
              break;
          }
          cout << ",";
      }
      cout << endl;
  }
  return 0;
}