#include <string>
#include <iostream>
#include <sstream>

using namespace std;
int main() {
    int nl;
    string line = NULL;
    string key = NULL;
    cin>> nl;
    for(int i = nl; i>0; --i){
      cin>> line;
      stringstream j;
      j << line;
      int k;
      j >> k;
      for(k; k>0; --k){
    cin>> key;
      }
    }

    return 0;
}