Assertion: rat flea | /r/CapableOf | spread bacteria
Facets:
value: during the middle ages
type: TEMPORAL
Source sentences:
text: During the Middle Ages, the oriental rat flea spread a bacteria that caused the Bubonic Plague, also known as the Black Death or Black Plague, a huge epidemic much more severe than today's bird flu.
text: During the Middle Ages, the oriental rat flea spread a bacteria that caused the Bubonic Plague, also known as the Black Death or Black Plague, a huge epidemic much more severe than today's bird flu.