Complex sentence: In June 2011, Yash Raj Films released an official statement announcing the new Yash Chopra project starring Shahrukh Khan, Katrina Kaif and Anushka Sharma which coincided with the 50th anniversary of Chopra's career in Bollywood.
Split into simpler sentences: In June 2011, Yash Raj Films released an official statement which announced the new Yash Chopra directorial venture starring Shahrukh Khan, Katrina Kaif and Anushka Sharma. The event would coincide with the 50th anniversary of Chopra's career in Bollywood.