Assertion: cliff | /r/HasProperty | unstable
Facets:
value: extremely
type: DEGREE
Source sentences:
text: Netting and other devices have been placed on parts of the cliffs known to be unstable to prevent rocks from falling onto the path.
text: The cliff is unstable, oversteepened and retreating and it is important to keep away from the edge, which is often overhanging.
text: The cliffs at Pett Level and Fairlight are extremely unstable, falling rocks and large collapses occur without warning throughout the year.
text: The cliffs at Hastings are unstable and falling rocks occur frequently throughout the year; it's always a good idea to keep well clear of the area immediately beneath the cliff face.