Assertion: plague's cause | /r/HasProperty | y. pestis
Facets:
Source sentences:
text: In 2013, researchers confirmed earlier speculation that the cause of the Plague of Justinian (541–542 AD, with recurrences until 750) was Y. pestis.
text: In 2013, researchers confirmed earlier speculation that the cause of the Plague of Justinian (541–542 AD, with recurrences until 750) was Y. pestis.