Dee ihe na-esote paragraf a - N'afọ 1984 e nyere Andrzej Filipowicz aha FIDE International Arbiter. Ọ bụ onye isi ọka ikpe na nnukwu asọmpi chess dị ka Classical World Chess Championship Match 2000, Classical World Chess Championship Candidates Tournament 2002, FIDE World Blitz Championship 2006, World Junior Chess Championship 2010, World Rapid &amp; Blitz Chess Championship 2012 na 2013, World Women's Rapid &amp; Blitz Chess Championship 2014, World Chess Championship Match 2014
Ọ dị mma.