Complex sentence: Bachchan portrayed the role of the refugee in the film; his performance was critically acclaimed by film critic Taran Adarsh of Bollywood Hungama who described him as a "fine actor".
Split into simpler sentences: Bachchan portrayed the role of the refugee in the film. His performance was critically acclaimed by film critic Taran Adarsh of Bollywood Hungama who described him as a "fine actor".