Complex sentence: In 1905, Chesnutt attended Mark Twain's 70th birthday party in New York City and a year later he wrote a play, entitled, "Mrs. Darcy's Daughter", which was a commercial failure.
Split into simpler sentences: In 1905, Chesnutt attended Mark Twain's 70th birthday party in New York City. A year later he wrote a play, entitled, "Mrs. Darcy's Daughter", which was a commercial failure.