Complex sentence: This is reflected in the personal wealth she and Barberini amassed during Urban's reign; a pontificate known for its unabashed nepotism and the respect with which she was treated by her peers.
Split into simpler sentences: This is reflected in the personal wealth she and Barberini amassed during Urban's reign; a pontificate known for its unabashed nepotism. Her status is also made clear by the manner in which she was treated by her peers.