Complex sentence: He lost his life while defending an ethnic Bosniak, his friend, from being attacked by a group of VRS soldiers, by which he has received several posthumous awards, and a documentary of his life, "Srđo", was made by RTS in 2007.
Split into simpler sentences: He lost his life while defending an ethnic Bosniak, his friend, from being attacked by a group of VRS soldiers, for which he has received several posthumous awards. A documentary of his life, "Srđo", was made by RTS in 2007.