Assertion: carnotite's radium | /r/HasProperty | discovered by her husband
Facets:
value: in the year
type: TEMPORAL
value: on 21 december
type: TEMPORAL
Source sentences:
text: Radium was discovered by Marie Sklodowska-Curie and her husband Pierre Curie on 21 December 1898, in a uraninite (pitchblende) sample.
text: Radium was discovered by Marie Curie and her husband Pierre Curie in the year 1898.