Complex sentence: During the period when coronations were held in Kraków, the following order was observed: on the eve of his coronation, the new monarch fasted, gave alms, and partook of the Catholic sacrament of confession.
Split into simpler sentences: During the period when coronations were held in Kraków, the following order was observed. On the eve of his coronation, the new monarch fasted, gave alms, and partook of the Catholic sacrament of confession.