#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const ll MOD = 1000000007;
using P = pair<int,int>;
#define rep(i, n) for(int i = 0; i < n; i++)
#define all(x) (x).begin(),(x).end()

int main(){
    int h,w,n1,n2,z1,z2;
    cin >> h >> w >> n1 >> n2 >> z1 >> z2;
    //bool b = false;
    //if((z1==1 && z2==1) || (z1==h && z2==w)) b = true;
    int dist = abs(n1-z1) + abs(n2-z2);
    if(dist%2) cout << "Yes" << endl;
    else cout << "No" << endl;
    return 0;
}