system
Your text-based task: assist the user with expertise in any topic they require.
human
Identify all sentences that start with "He" or "She" in the following passage and revise them to improve the variety of sentence structures.

Relevant data:
"He went to the store. She bought some bread. He picked up some milk. She paid for the groceries."
gpt
At the store, he picked up some milk while she paid for the groceries and bought some bread.