In 2003, she was promoted to a 3-Dan professional go player, the first Westerner to do so.
Pak Chi-eun (born on November 4, 1983) is a South Korean professional Go player of 9-dan rank.
In 2002 she was promoted to professional status and received 1-dan professional status.
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Yilun Yang, also spelled Yi-lun Yang, is a 7 dan professional Go player, teacher, and author, with special expertise in the formulation of "tsume-go" (life-and-death) problems.