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Hou Yifan was born on February 27, 1994. She is a Chinese chess grandmaster and the youngest person ever to become a world chess champion. She won the Women's World Chess Championship in 2010 at the age of 16, and has successfully defended her title three times since then. Hou is also a two-time winner of the Women's World Rapid Chess Championship and the Women's World Blitz Chess Championship.