Complex sentence: On 1 February 2014, Perham announced that he would be retiring as Bishop of Gloucester on 21 November 2014, after 10 years as Bishop of Gloucester, but in August 2014 he stepped aside while allegations of sexual abuse in the 1980s were investigated.
Split into simpler sentences: On 1 February 2014, Perham announced that he would be retiring on 21 November 2014 after 10 years as Bishop of Gloucester. In August 2014, he stepped aside as Bishop of Gloucester while allegations of sexual abuse in the 1980s were investigated.