#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll=long long;
using ld=long double;
ld pie=3.141592653589793;
ll inf=144499999999994;
ll mod=998244353;
int main(){
    ll y,x;
    cin >> y >> x;
    ll yy,xx;
    for (ll i = y; i >=0; i++)
    {
        bool ok=false;
        for (ll j = 2; j*j <=i; j++)
        {
            if (i%j==0)
            {
                ok=true;
                break;
            }
        }
        if (!ok)
        {
            yy=i;
            break;
        }
    }
    for (ll i = x; i >=0; i++)
    {
        bool ok=false;
        for (ll j = 2; j*j <=i; j++)
        {
            if (i%j==0)
            {
                ok=true;
                break;
            }
        }
        if (!ok)
        {
            xx=i;
            break;
        }
    }
    ll z=yy-y+xx-x-2;
    if (x==xx&&y==yy)
    {
        cout << "Second" << endl;
        return 0;
    }
    
    if (z%2)
    {
        cout << "First" << endl;
    }else{
        cout << "Second"<< endl;
    }
    
}