import scala.annotation.tailrec
import scala.io.StdIn.*


@main def main =
  val Array(height, width) = readLine().split(' ').map(_.toInt)
  val Array(ni, nj) = readLine().split(' ').map(_.toInt)
  val Array(zi, zj) = readLine().split(' ').map(_.toInt)
  println(if (ni + nj) % 2 != (zi + zj) % 2 then "Yes" else "No")