Task: Explanation
Input (English): William Sydney Porter (September 11, 1862 – June 5, 1910), known by his pen name O. Henry, was an American short story writer. His stories are known for their surprise endings. Question: Are both Bruce Chatwin and O. Henry writers? Answer: yes
Output (English): William Sydney Porter September 11, 1862 – June 5, 1910, known by his pen name O. Henry, was an American short story writer.