Assertion: smallpox | /r/HasProperty | key tool
Facets:
value: in the eradication of the disease
type: TRANSITIVE-OBJECT
Source sentences:
text: There is a vaccine against smallpox that was a key tool in the eradication of the disease.
text: There is a vaccine against smallpox that was a key tool in the eradication of the disease.
text: There is a vaccine against smallpox that was a key tool in the eradication of the disease.