Complex sentence: As a boy, he sang in the choir of St Paul's Cathedral and, at the age of 16 was appointed by Sir Frederick Ouseley to the post of organist at the newly founded St. Michael's College, Tenbury.
Split into simpler sentences: As a boy, he sang in the choir of St Paul's Cathedral. At the age of 16, he was appointed by Sir Frederick Ouseley to the post of organist at the newly founded St. Michael's College, Tenbury.