#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll=long long;
using Graph=vector<vector<pair<int,int>>>;
#define MAX 100
#define MOD 1000000007
#define INF 1000000000000000000

int main(){
  int H,W;
  cin>>H>>W;
  vector<vector<char>> B(H,vector<char>(W));
  for(int i=0;i<H;i++){
    for(int j=0;j<W;j++){
      cin>>B[i][j];
    }
  }
  int x=0;
  for(int j=0;j<W;j++){
    int res=1;
    int sum=0;
    for(int i=0;i<H;i++){
      if(B[i][j]=='o'){
        sum+=res;
        sum%=3;
      }
      res=2*res%3;
    }
    x^=sum;
  }
  if(x==0){
    cout<<"Second"<<endl;
  }else{
    cout<<"First"<<endl;
  }
}