Assertion: smallpox | /r/CapableOf | kill two japanese emperors
Facets:
value: in the 17th and 18th centuries
type: TEMPORAL
Source sentences:
text: In the 17th and 18th centuries, it killed several reigning European monarchs, including Habsburg Emperor Joseph I, Queen Mary II of England, Czar Peter II of Russia and King Louis XV of France, as well as an Ethiopian king, a Chinese emperor and two Japanese emperors.