Complex sentence: Kryten proves to the Justice computer Judge that Rimmer's immense guilt stems from his own inflated sense of importance; a man as incompetent and insignificant as Rimmer, he argues, would never be given tasks that might put the whole crew in danger.
Split into simpler sentences: Kryten proves to the Justice computer Judge that Rimmer's immense guilt stems from his own inflated sense of importance. A man as incompetent and insignificant as Rimmer, he argues, would never be given tasks that might put the whole crew in danger.