Complex sentence: Considered by many of those who came into contact with him to have been a saint, his cause for sainthood is currently at the diocesan level in the Diocese of Trier, pending the compilation of his writings and correspondences.
Split into simpler sentences: Considered by many of those who came into contact with him to have been a saint. His cause for sainthood is currently at the diocesan level in the Diocese of Trier, pending the compilation of his writings and correspondences.