Complex sentence: The Thought Police ("thinkpol " in Newspeak) are the secret police of the novel"Nineteen Eighty-Four " whose job it is to uncover and punish"thoughtcrime".
Split into simpler sentences: The Thought Police ("thinkpol " in Newspeak) are the secret police of the novel"Nineteen Eighty-Four ". It is their job to uncover and punish"thoughtcrime".