Complex sentence: It contains numerous high quality carved woodwork, carvings and stained glass, mostly from the abbey of Alne near Charleroi and dating from 1689,'liberated' from Flanders following the Napoleonic wars by the Rev. Henry Cockayne Cust, parish rector from 1806-61.
Split into simpler sentences: It contains numerous high quality works of carved wood and stained glass, mostly from the abbey of Alne near Charleroi. Dating from 1689, these works were "liberated" from Flanders following the Napoleonic wars by the Rev. Henry Cockayne Cust, parish rector from 1806-61.