Complex sentence: In 2004, Brunswick and nearby Carlton were the location of several murders in what has been widely reported in Melbourne's media as a "underworld war", the violence occurring between a group of organised criminals leaving the majority of residents unaffected.
Split into simpler sentences: In 2004, Brunswick and nearby Carlton were the location of several murders in what has been widely reported in Melbourne's media as an "underworld war". The violence occurred between a group of organised criminals and left the majority of residents unaffected.