Dee ihe na-aga n'ihu maka paragraf a - Predojević bụ onye otu ndị otu meriri ọla ọcha ŠK Bosna Sarajevo na European Club Cup na 2004. Na mgbakwunye na asọmpi Cadet atọ ya na FR Yugoslavia, ọ bụkwa Cadet Champion nke Republika Srpska ugboro 10 n'etiti 1997 na 2004, Onye mmeri ndị ntorobịa nke Republika Srpska na Bosnia na Herzegovina na 2005 na Onye mmeri Junior nke Bosnia na Herzegovina ugboro atọ (2001, 2003, 2004). Ọ nọchitere anya Bosnia na Herzegovina na Chess Olympiads na 2004, 2006, 2008, 2010 na 2014. N'emume nke 2008
o nwetara akara nke 2745, nke anọ kacha mma na bọọdụ 2.