Complex sentence: Following the retirement of Nicola Roxon on 14 December 2011, Plibersek was appointed as Minister for Health in the Second Gillard Ministry and later promoted to Minister for Health and Medical Research in the Second Rudd Ministry, with effect from 1 July 2013.
Split into simpler sentences: Following the retirement of Nicola Roxon on 14 December 2011, Plibersek was appointed Minister for Health in the Second Gillard Ministry. Her title was changed to Minister for Health and Medical Research in the Second Rudd Ministry, with effect from 1 July 2013.