Complex sentence: The WhatsOnStage Awards, or alternatively, the WhatsOnStage "theatregoers'choice" prizes, formerly known as the Theatregoers' Choice Awards, are organised by the theatre website "WhatsOnStage.com" and recognise performers and productions of British theatre with emphasis on London's West End.
Split into simpler sentences: The WhatsOnStage Awards, or alternatively, the WhatsOnStage "theatregoers'choice" prizes, formerly known as the Theatregoers' Choice Awards, are organised by the theatre website WhatsOnStage.com. The awards recognise performers and productions of British theatre with an emphasis on London's West End.