#ifdef _DEBUG #define xD cerr #define xO << #define xx(x1) x1 #define xP endl #else #define xD #define xO #define xx(x1) #define xP #endif #include "bits/stdc++.h" using namespace std; #include "atcoder/all" using namespace atcoder; using i64 = long long; using uni64 = unsigned long long; using i_i = pair<int, int>; using i_b = pair<int, bool>; using l_l = pair<i64, i64>; using d_d = pair<double, double>; #define rep(i, n) for(int i = 0; i < n; i++) #define ifbit(n,k) ((n>>k)&1) //bool if kth bit on then true constexpr int INF = 2147483647; constexpr i64 I64F = 9223372036854775807; template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } int main() { int h, w; cin >> h >> w; int nx, ny; cin >> nx >> ny; int zx, zy; cin >> zx >> zy; cout << ((abs(nx - zx) + abs(ny - zy)) % 2 == 1 ? "Yes" : "No") << endl; return 0; }