#include <bits/stdc++.h>
using namespace std;
template <typename T>
T Abs(T first) {
  return (first < 0 ? -first : first);
}
template <typename T>
T Sqr(T first) {
  return (first * first);
}
string plural(string s) {
  return (int((s).size()) && s[int((s).size()) - 1] == 'x' ? s + "en"
                                                           : s + "s");
}
const int INF = (int)1e9;
const double EPS = 1e-6;
const long double PI = acos(-1.0);
bool Read(int &first) {
  char c, r = 0, n = 0;
  first = 0;
  for (;;) {
    c = getchar();
    if ((c < 0) && (!r)) return (0);
    if ((c == '-') && (!r))
      n = 1;
    else if ((c >= '0') && (c <= '9'))
      first = first * 10 + c - '0', r = 1;
    else if (r)
      break;
  }
  if (n) first = -first;
  return (1);
}
int main() {
  if (0) freopen("in.txt", "r", stdin);
  int N, K, M = 1;
  int i, j, c, len;
  static int nxt[100005][26];
  static char S[100005];
  static int dyn[100005], dyn2[100005];
  Read(N), Read(K);
  while (N--) {
    scanf("%s", &S);
    len = strlen(S);
    i = 0;
    for (j = 0; j < len; j++) {
      c = S[j] - 'a';
      if (!nxt[i][c]) nxt[i][c] = M++;
      i = nxt[i][c];
    }
  }
  for (i = (M)-1; i >= 0; i--) {
    for (j = 0; j < 26; j++)
      if ((nxt[i][j]) && (!dyn[nxt[i][j]])) {
        dyn[i] = 1;
        break;
      }
    for (j = 0; j < 26; j++)
      if (nxt[i][j]) goto Skip;
    dyn2[i] = 1;
    continue;
  Skip:;
    for (j = 0; j < 26; j++)
      if ((nxt[i][j]) && (!dyn2[nxt[i][j]])) {
        dyn2[i] = 1;
        break;
      }
  }
  if ((!dyn[0]) || (dyn[0]) && (!dyn2[0]) && (K % 2 == 0))
    printf("Second\n");
  else
    printf("First\n");
  return (0);
}
