#include <bits/stdc++.h>
using namespace std;
int main(){
  int H, W;
  cin >> H >> W;
  vector<string> B(H);
  for (int i = 0; i < H; i++){
    cin >> B[i];
  }
  int X = 0;
  for (int i = 0; i < W; i++){
    int p = 0;
    for (int j = H - 1; j >= 0; j--){
      p *= 2;
      if (B[j][i] == 'o'){
        p++;
      }
      p %= 3;
    }
    X ^= p;
  }
  if (X > 0){
    cout << "First" << endl;
  } else {
    cout << "Second" << endl;
  }
}