sentences:  It is thought that the fire probably started in the timber-built kitchens at the junction of the west and south ranges, and then spread to the monastic buildings and church.Most of the wood in the buildings, including the furnishings and roofs, would have been destroyed, although the masonry walls remained largely intact.The major repairs required gave an opportunity for the extension of the church by the addition of new chapels to both of the transepts, and its refurbishment in a manner even grander than previously.