Assertion: bse | /r/HasProperty | rare
Facets:
value: extremely
type: DEGREE
value: under the age of 30 months
type: OTHER
Source sentences:
text: This added an extra margin of safety because cattle can be reasonably accurately aged by their dentition at 30 months and because BSE is relatively rare under the age of 30 months.
text: BSE is an extremely rare disease making it a very tough candidate for eradication.