Complex sentence: This resulted in the company going into Administration on 1 April 2009 Within day Boomerang Media acquired all Entertainment Rights subsidiaries-ER, Big Idea and Classic Media, which finally sorted out all outstanding issues around the company.
Split into simpler sentences: This resulted in the company going into Administration on 1 April 2009. Within days, Boomerang Media acquired all Entertainment Rights subsidiariesER, Big Idea and Classic Media, which resolved all outstanding problems around the company.