#include <iostream>
#include <math.h>
using namespace std;
typedef long long ll;
ll x, y, ans;

int main(void){
    // Your code here!
    cin >> x >> y;
    bool G = true;
    for (ll i = 2; i <= sqrt(x); i++){
        if (x % i == 0) G = false;
    }
    for (ll i = 2; i <= sqrt(y); i++){
        if (y % i == 0) G = false;
    }
    if (G){
        cout << "Second" << endl;
        return 0;
    }
    while(true){
        x++, ans++;
        bool sosu = true;
        for (ll i = 2; i <= sqrt(x); i++){
            if (x % i == 0) sosu = false;
        }
        if (sosu) break;
    }
    while(true){
        y++, ans++;
        bool sosu = true;
        for (ll i = 2; i <= sqrt(y); i++){
            if (y % i == 0) sosu = false;
        }
        if (sosu) break;
    }
    cout << (ans % 2 == 0 ? "Second" : "First") << endl;
}