Assertion: biological agent | /r/CapableOf | produce serious disease
Facets:
value: very
type: DEGREE
value: usually
type: TEMPORAL
Source sentences:
text: BSL-4 risk group contains biological agents that usually produce very serious disease (human, animal or plant) that is often untreatable.
text: BSL-4 risk group contains biological agents that usually produce very serious diseases that are often untreatable.