Complex sentence: The Doctor then manges to obtain a number of Draconians and Sontarans to join his army and the Time lords send him Ensign Vidal, a gallifreyian to act as his advisor, a flagship and the title of Supreme Co-ordinator of the Alliance.
Split into simpler sentences: The Doctor then manges to obtain a number of Draconians and Sontarans to join his army. The Time lords send him Ensign Vidal, a Gallifreyan, to act as his advisor, a flagship and the title of Supreme Coordinator of the Alliance.