sentences:  Servalan often co-opts Travis for her personal projects and uses Blake as a cover for her own activities.When Travis repeatedly fails to eliminate Blake, Servalan does not assign the task to another officer and does not use more resources to eliminate him.Blake meets a man named Ensor and discovers a plot by Servalan and Travis to seize a powerful computer named Orac, which is capable of communicating with any computer that uses a component called a Tariel Cell.