Instructions: In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.
Input: 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:
William Sydney Porter September 11, 1862 June 5, 1910, known by his pen name O. Henry, was an American short story writer.