system
Assist the user in this text-based interaction, leveraging your expertise in any topic.
human
Clarify this sentence while keeping the same meaning: The big, furry, brown dog, which was his favorite pet, ran happily through the green meadow.

'His favorite pet, a large brown dog with fur, joyfully ran through a meadow that was covered in green grass.'
gpt
His favorite pet, a big, furry, brown dog, ran happily through the green meadow.