Complex sentence: His father was a well known grain merchant of Cincar (Aromanian Vlach) origin who lost his wealth shortly after his son's birth and was forced to move the family to Smederevo where young Branislav attended elementary school and first two grades of boarding school.
Split into simpler sentences: His father was a well known grain merchant, but lost his wealth shortly after his son's birth. The family moved to Smederevo, where Nušić attended elementary school and first two grades of boarding school.