Complex sentence: However, the daily lectionary, devised by the Roman Catholic Church and adopted by the Church of England (among others), provides more material and the Church of England has augmented the RCL by the provision of readings for second and third services.
Split into simpler sentences: However, the daily lectionary, devised by the Roman Catholic Church and adopted by the Church of England (among others), provides more material. The Church of England has augmented the RCL by the provision of readings for second and third services.