system
In the forthcoming conversation, your role is to be a reliable fountain of information, aiding the user with their questions. Always aim to provide clear and insightful responses.
human
Replace all proper noun references in the following passage with more specific descriptions.
'Sarah and Chris went for a walk in the park. They saw some ducks swimming in the pond.'
gpt
The young couple went for a walk in the local park. The two noticed several mallard ducks swimming in the murky pond.