Assertion: smallpox | /r/HasProperty | developed by edward jenner
Facets:
value: in 1796
type: TEMPORAL
Source sentences:
text: The vaccine that eventually eradicated smallpox, developed by Edward Jenner in 1796, consists of the virus which causes the related, yet far milder, cowpox disease; this virus is appropriately named vaccinia, from the Latin 'vaca' which means cow.