Complex sentence: The carving in the window is a nativity scene, the female is Mary with the newborn child at her breast; the item at her feet is the head of a bull, and the figure at her shoulder is an angel.
Split into simpler sentences: The carving in the window is a nativity scene; the female is Mary with the newborn child at her breast. The item at her feet is the head of a bull, and the figure at her shoulder is an angel.