Complex sentence: Over the centuries chantries increased their wealth, often by attracting new donors, and chantry priests were in many cases able to enjoy great wealth and in some instances this led to the corruption of the consecrated life expected of clerics.
Split into simpler sentences: Over the centuries chantries increased their wealth, often by attracting new donors, and chantry priests were in many cases able to enjoy great wealth. In some instances this led to corruption of the consecrated life expected of clerics.