#include <bits/stdc++.h>
using namespace std;
const int INF = 2147483647;
const long long LLINF = 9223372036854775807LL;
struct bor {
  bor* to[30];
  int win;
  int lose;
  bor() {
    memset(to, 0, sizeof(to));
    win = 0;
    lose = 0;
  }
};
void calculate(bor* v) {
  int win = 0;
  int lose = 0;
  int was = 0;
  for (int i = 0; i < 30; i++) {
    if (v->to[i]) {
      was = 1;
      calculate(v->to[i]);
      int tow = v->to[i]->win, tol = v->to[i]->lose;
      if (tow && tol) continue;
      if (!tow && !tol) {
        win = 1;
        lose = 1;
        continue;
      }
      if (v->to[i]->lose) win = 1;
      if (v->to[i]->win) lose = 1;
    }
  }
  if (!was) lose = 1;
  v->win = win;
  v->lose = lose;
}
int main() {
  ios_base::sync_with_stdio(false);
  int n, k;
  cin >> n >> k;
  bor* st = new bor();
  for (int i = 0; i < n; i++) {
    string s;
    cin >> s;
    bor* cur = st;
    for (int j = 0; j < s.size(); j++) {
      char c = s[j] - 'a';
      if (!cur->to[c]) cur->to[c] = new bor();
      cur = cur->to[c];
    }
  }
  calculate(st);
  if (st->win && st->lose)
    cout << "First\n";
  else if (st->win) {
    if (k % 2)
      cout << "First\n";
    else
      cout << "Second\n";
  } else if (st->lose) {
    cout << "Second\n";
  } else {
    cout << "Second\n";
  }
  return 0;
}
