Complex sentence: In October 1404, Langley was elected Bishop of London but the new Pope, Innocent VII, refused to allow his installation and on 2 March 1405 he was appointed Chancellor for the first time.
Split into simpler sentences: In October 1404, Langley was elected Bishop of London. The new Pope, Innocent VII, refused to allow his installation and on 2 March 1405 he was appointed Chancellor for the first time.