article_snippet.sent: Nearly a decade later, the siblings are united in a bitter trust dispute against the siblings mother, the richest person in Australia.
article_snippet.sent: the case is not connected to the lengthy battle for control of the Hope Margaret Hancock Trust set up by Rinehart's father, Lang Hancock.
highlights_snippet.sent: Nearly a decade later, Siblings are united in a bitter trust dispute .
  
highlights_snippet.sent: Siblings currently control just 23 per cent of family's Hancock Prospecting .
  