Complex sentence: Attention was paid to religious holidays, and B. G. Henning, a Catholic priest, wrote a weekly column on a religious topic, and other columns were written by leading Catholic figures, including Anne Biegel.
Split into simpler sentences: Attention was paid to religious holidays, and B. G. Henning, a Catholic priest, wrote a weekly column on a religious topic. Other columns were written by leading Catholic figures, including Anne Biegel.