Assertion: roof tile | /r/HasProperty | fragile
Facets:
value: extremely
type: DEGREE
Source sentences:
text: If the roofing tiles are extremely fragile and cannot be walked on even with adequate protection (see below), it may also be necessary to remove several rows or a larger area of tiles and store them for later reinstallation in order to create a "path" to reach the area of repair without damaging existing tiles.