Question: what does Tiffany Williamson and Annie Duke have in common?
Sentence (from "Annie Duke"): She has written a number of instructional books for poker players, including "Decide to Play Great Poker" and "The Middle Zone", and she published her autobiography, "How I Raised, Folded, Bluffed, Flirted, Cursed, and Won Millions at the World Series of Poker", in 2005.
Relevant evidence: Yes