import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int y = sc.nextInt();
        int x = sc.nextInt();
        int nextY = y;
        while (!isPrime(nextY)) {
            nextY++;
        }
        int nextX = x;
        while (!isPrime(nextX)) {
            nextX++;
        }
        if (x == nextX || y == nextY) {
            System.out.println("First");
        } else if ((nextX - x - 1 + nextY - y - 1) % 2 == 0) {
            System.out.println("Second");
        } else {
            System.out.println("First");
        }
    }
    
    static boolean isPrime(int x) {
        if (x == 1) {
            return false;
        }
        for (int i = 2; i <= Math.sqrt(x); i++) {
            if (x % i == 0) {
                return false;
            }
        }
        return true;
    }
}