#include<bits/stdc++.h>
using lint=long long;
using real=long double;
int main(){
    std::cin.tie(nullptr);std::ios_base::sync_with_stdio(false);
    std::cout.setf(std::ios_base::fixed);std::cout.precision(15);
    auto is_composite=[&](lint x){
        if(x<2)return true;
        for(lint i=2;i*i<=x;i++)if(x%i==0)return true;
        return false;
    };
    lint x,y;std::cin>>x>>y;
    lint i=0,j=0;
    for(;is_composite(x+i);i++);
    for(;is_composite(y+j);j++);
    std::cout<<((i+j)%2?"First":"Second")<<'\n';
}