import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		long Y = scan.nextLong();
		long X = scan.nextLong();
		scan.close();
		long pX = X + 1;
		long pY = Y + 1;
		while(!isPrime(pX)) {
			pX ++;
		}
		while(!isPrime(pY)) {
			pY ++;
		}
		long k = pX - X + pY - Y - 2;
		if(k % 2 == 0) {
			System.out.println("Second");
		}else {
			System.out.println("First");
		}

	}
	public static boolean isPrime(long n) {
		if(n < 2) return false;
		if(n == 2) return true;
		if(n % 2 == 0) return false;
        for(long i = 3; i <= (long)Math.sqrt(n); i += 2){
            if(n % i == 0) {
                return false;
            }
        }
        return true;
    }
}