Question: What Melbourne, Australia street gang founded by members of Victoria's South Sudanese community fought a rival gang made up of youths from a South Pacific background in March 2016 after the Moomba parade.   
Sentence (from "Apex (gang)"): The founding members were part of Victoria's South Sudanese community, although the gang later became more diverse, particularly after it merged with the YCW gang.
Relevant evidence: Yes