Assertion: carnotite's radium | /r/HasProperty | discovered by marie curie
Facets:
value: in the year
type: TEMPORAL
Source sentences:
text: Radium was discovered by Marie Curie and her husband Pierre Curie in the year 1898.
text: Radium (Latin radius, ray) was discovered by Pierre Curie, Marie Curie, and an assistant, G. Bémont.