#include <iostream>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <string>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <stdio.h>
using namespace std;
#define int long long
int MOD = 1000000007;
int solve(int X) {
	int res = X + 1;
	bool f;
	while (true) {
		f = false;
		for (int i = 2; i*i <= res; i++) {
			if (res%i == 0) {
				res++;
				f = true;
				break;
			}
		}
		if (f)continue;
		return res;
	}
}
signed main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
	int X, Y;
	cin >> X >> Y;
	int x = solve(X);
	int y = solve(Y);
	//cerr << x << " " << y << endl;
	if ((X == 2 || Y == 2) || ((x - X + y - Y) % 2 == 0)) {
		cout << "Second" << endl;
	}
	else {
		cout << "First" << endl;
	}

}