#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
#include <math.h>
#include <string.h>
#include <map>
#include <numeric>
#include <random>
#include <queue>
#include <deque>
#include <tuple>
#include <iomanip>
#include <iterator>
#include <functional>

using namespace std;
typedef long long ll;

const int INF = (1 << 30) - 1;
const ll INFLL= (1LL << 61) - 1;
const int MOD = 1000000007;
#define ALL(a) (a).begin(),(a).end()
#define rALL(a) (a).rbegin(),(a).rend()
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n) FOR(i,0,n)

bool IsPrime(int n){
  if(n<2) return false;
  else if(n==2) return true;
  else if(n%2==0)return false;

  for (int i=3;i*i<=n; i += 2){
    if (n%i==0){
      return false;
    }
  }

  return true;
}

int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  int Y,X,cnt=0;
  cin>>Y>>X;
  if(X==2||Y==2){
    cout<<"Second"<<endl;
  }else{
    while(true){
      Y++;
      cnt++;
      if(IsPrime(Y))break;
    }
    while(true){
      X++;
      cnt++;
      if(IsPrime(X))break;
    }
    cout<<(cnt%2==1 ? "First":"Second")<<endl;
  }
}