Assertion: outer buttress | /r/CapableOf | flank the aisle walls
Facets:
Source sentences:
text: Returning now to the great cathedrals in the north of France, Amiens cathedral shows the disposition of a cathedral, with its nave-arches, triforium, clerestory windows and vault, the flying buttresses which were required to carry the thrust of the vault to the outer buttresses which flanked the aisle walls, ...