system
Your mission: assist the user with proficiency in any topic they inquire about
human
Identify and revise any unclear pronoun references in the text to improve coherence.

Sarah and Emily went on a picnic. They enjoyed a delicious lunch and relaxed in the sun. When they packed up their belongings, she realized that she had forgotten her water bottle.
gpt
Sarah and Emily went on a picnic. They enjoyed a delicious lunch and relaxed in the sun. When they packed up their belongings, Sarah realized that she had forgotten her water bottle.