Complex sentence: The dedication to Louis is followed by a letter in Latin prose to Luitbert, Archbishop of Mainz, in which Otfried explains the purpose of the work and discusses some of the problems, both orthgraphic and grammatical, of writing in German.
Split into simpler sentences: The dedication to Louis is followed by a letter in Latin prose to Luitbert, Archbishop of Mainz. In his letter to Liutbert Otfried explains the purpose of the work and discusses some of the problems, both orthgraphic and grammatical, of writing in German.