#include <iostream>
#include <algorithm>
using namespace std;

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	int h, w, a, b, c, d; cin >> h >> w >> a >> b >> c >> d;
	if ((a + b) % 2 == (c + d) % 2)
		cout << "No" << '\n';
	else
		cout << "Yes" << '\n';
	return 0;
}