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a Taiwanese 6-dan [[Go]] player, computer scientist, professor at Department of Computer Science and Information Engineering, [https://en.wikipedia.org/wiki/National_Dong_Hwa_University National Dong Hwa University], [https://en.wikipedia.org/wiki/Hualien_County Hualien], and standing director of the [[TCGA|Taiwanese Computer Game Association]] (TCGA), and director of the [[TAAI|Taiwanese Association for Artificial Intelligence]] (TAAI) <ref>[http://web.csie.ndhu.edu.tw/sjyen/ Shi-Jim Yen - Bio]</ref>. He received his Ph.D. degree in CS and [https://en.wikipedia.org/wiki/Information_engineering information engineering] from [[National Taiwan University]] in 1999. His research interests include [[Artificial Intelligence|artificial intelligence]] and [[Games|computer games]] with focus on [[Go]], [[Chinese Chess]], [[Connect6]] and [[Othello]]. In 2012, he invented [[Gomoku#OuterOpen|Outer-Open Gomoku]], which has the same rules as free-style [[Gomoku]] <ref>[https://en.wikipedia.org/wiki/Gomoku Gomoku from Wikipedia]</ref>, but restricts Black to play at the two outer rows or columns of the board for the first move <ref>[[Shun-Shii Lin]], [[Chih-Hung Chen]], [[Shun-Chin Hsu]], [[I-Chen Wu]], [[Shi-Jim Yen]], [[Jr-Chang Chen]] ('''2014'''). ''TCGA 2014 Computer Game Tournament''. [[ICGA Journal#37_4|ICGA Journal, Vol. 37, No. 4]]</ref>.