<prompt> Pedzisa mutsara unotevera: Nikola Sedlak akazvarwa musi wa13 Zvita 1983 mutambi wechess weSerbia uyo ane mazita eGrandmaster GM 2003, weSerbian Chess Championship mukundi 2010, Chess Olympiad mumwe munhu menduru yegoridhe mukundi  <response>: 2014, mukundi weEU Individual Open Chess Championship 2007. 