#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll=long long;
using Graph=vector<vector<int>>;
#define INF 1000000000
#define MOD 998244353
#define MAX 200000

int main(){
  int H,W,ni,nj,zi,zj;
  cin>>H>>W>>ni>>nj>>zi>>zj;
  if((abs(ni-zi)+abs(nj-zj))%2==0){
    cout<<"No"<<'\n';
  }else{
    cout<<"Yes"<<'\n';
  }
}