#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)

ll get(ll x) {
  ll p = x+1;
  for(;;p++) {
    bool f = true;
    for(ll k=2; k*k<=p; k++) {
      if(p%k==0) {
	f = false;
	break;
      }
    }
    if(f)
      break;
  }
  return p;
}

int main() {
  ll x,y;
  cin>>x>>y;
  bool f1=true,f2=true;
  for(ll k=2; k*k<=x; k++) {
    if(x%k==0) {
      f1 = false;
      break;
    }
  }
  for(ll k=2; k*k<=y; k++) {
    if(y%k==0) {
      f2 = false;
      break;
    }
  }
  if(f1&&f2) {
    cout << "Second" << endl;
    return 0;
  }
  if(f1&&!f2) {
    ll p=get(x);
    if((x-p)%2==0) {
      cout << "First" << endl;
    } else {
      cout << "Second" << endl;
    }
    return 0;
  }
  if(!f1&&f2) {
    ll p=get(y);
    if((y-p)%2==0) {
      cout << "First" << endl;
    } else {
      cout << "Second" << endl;
    }
    return 0;
  }
  ll p=get(x);
  ll q=get(y);
  if(((x-p)+(y-q))%2==0) {
    cout << "Second"<<endl;
  } else {
    cout << "First" << endl;
  }
  return 0;
}