#include <stdio.h>

int main()
{
	int i, H, W, n[2], z[2];
	scanf("%d %d", &H, &W);
	scanf("%d %d", &(n[0]), &(n[1]));
	scanf("%d %d", &(z[0]), &(z[1]));
	if (H > 1 && W > 1 && (n[0] + n[1]) % 2 == (z[0] + z[1]) % 2) printf("No\n");
	else printf("Yes\n");
	fflush(stdout);
	return 0;
}