Complex sentence: Myles appeared as Madame de Pompadour in a 2006 episode of "Doctor Who", "The Girl in the Fireplace"; the episode was nominated for a Nebula Award and won the 2007 Hugo Award for Best Dramatic Presentation, Short Form.
Split into simpler sentences: Myles appeared as Madame de Pompadour in the 2006 "Doctor Who" episode "The Girl in the Fireplace". The episode was nominated for a Nebula Award and won the 2007 Hugo Award for Best Dramatic Presentation, Short Form.