#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#include <stdio.h>
#include <stdlib.h>

using namespace std;

bool search(vector< vector<char> > &test, char *word, int x, int y){

    bool answer = false;
    if(strlen(word)  > (test.size()-y)){
        return false;
    }
    else{
        for(int i = 0; i < strlen(word); i++){
            if(word[i] == test[x][y + i])
        answer = true;
            else
        answer = false;
            break;
        }
    }
    return answer;
}


int main(int argc, char *argv[]){
  int x, y;
  string word;

  cin >> x;
  cin >> y;

  vector< vector<char> > test;
  test.resize(10);
  for(int i = 0; i < test.size(); i++){
    test[i].resize(y);
  }


   for (int i = 0; i < x; i++) {
      for (int j = 0; j<y ; j++){
    cin >> test[i][j];
    }
    }
  for(int i = 0; i < x; i++) {
      for(int j = 0; j < y; j++){
    cout <<  test[i][j] << " ";
    }
      cout << endl;
    }

    cin >> word;

    cout << word;




  bool hatesearch = search(test, argv[1], atoi(argv[2]), atoi(argv[3]));

  if(hatesearch){
      cout << "true" << endl;
  }
  else{
      cout << "false" << endl;
  }

}