#include<bits/stdc++.h>
using namespace std;
using ll=long long;
using ld=long double;
using P=pair<ll,ll>;
#define MOD 1000000007ll
#define INF 1000000000ll
#define EPS 1e-10
#define FOR(i,n,m) for(ll i=n;i<(ll)m;i++)
#define REP(i,n) FOR(i,0,n)
#define DUMP(a) REP(d,a.size()){cout<<a[d];if(d!=a.size()-1)cout<<" ";else cout<<endl;}
#define ALL(v) v.begin(),v.end()
#define UNIQUE(v) sort(ALL(v));v.erase(unique(ALL(v)),v.end());
#define pb push_back

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	ll y,x;
	cin>>y>>x;
	ll _x=x,_y=y;
	while(1) {
		bool d=false;
		for(ll i=2; i*i<=_x;i++) {
			if(_x%i==0) {
				d=true;
				break;
			}
		}
		if(!d&&_x!=1) break;
		_x++;
	}
	while(1) {
		bool d=false;
		for(ll i=2; i*i<=_y;i++) {
			if(_y%i==0) {
				d=true;
				break;
			}
		}
		if(!d&&_y!=1) break;
		_y++;
	}

	if(_x==x&&_y==y) {
		cout<<"Second"<<endl;
	} else if(_x==x) {
		_x++;
		while(1) {
			bool d=false;
			for(ll i=2; i*i<=_x;i++) {
				if(_x%i==0) {
					d=true;
					break;
				}
			}
			if(!d) break;
			_x++;
		}
		if((abs((x+1)-_x)+abs(y-_y))%2) cout<<"Second"<<endl;
		else cout<<"First"<<endl;
	} else if(_y==y) {
		_y++;
		while(1) {
			bool d=false;
			for(ll i=2; i*i<=_y;i++) {
				if(_y%i==0) {
					d=true;
					break;
				}
			}
			if(!d) break;
			_y++;
		}
		if((abs(x-_x)+abs((y+1)-_y))%2) cout<<"Second"<<endl;
		else cout<<"First"<<endl;
	} else {
		if((abs(x-_x)+abs(y-_y))%2) cout<<"First"<<endl;
		else cout<<"Second"<<endl;
	}
}