Input (grade 9): Xenophon, born around 433 BC, in his Treatise on Hunting or Cynegeticus refers to a hound that hunted hares by scent and was followed on foot.
Output (grade 10): In the Treatise on Hunting or Cynegeticus, written by Xenophon, who said there was a hound that hunted hares by scent and was followed by foot.