#include <bits/stdc++.h>
using namespace std;
const int maxn = (int)1e5 + 10;
;
string str[maxn];
long long n, k;
pair<bool, bool> game(vector<long long> t, long long p, bool first) {
  vector<long long> a[30];
  for (int i = 0; i < t.size(); i++)
    if (p < str[t[i]].size()) a[str[t[i]][p] - 'a'].push_back(t[i]);
  pair<bool, bool> f;
  f.first = false;
  f.second = false;
  bool x = false;
  for (int i = 0; i < 30; i++)
    if (!a[i].empty()) {
      x = true;
      pair<bool, bool> t = game(a[i], p + 1, false);
      if (!t.first) f.first = true;
      if (!t.second) f.second = true;
    }
  return (x ? f : make_pair(false, true));
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cin >> n >> k;
  for (int i = 0; i < n; i++) cin >> str[i];
  vector<long long> t;
  for (int i = 0; i < n; i++) t.push_back(i);
  pair<bool, bool> f = game(t, 0, true);
  if (!f.first) {
    cout << "Second";
    return 0;
  }
  if (!f.second) {
    cout << (k & 1 ? "First" : "Second");
    return 0;
  }
  cout << "First";
}
