Assertion: fission | /r/HasProperty | discovered in december
Facets:
value: by the german nuclear chemist
type: OTHER
Source sentences:
text: Nuclear fission was discovered in December 1938 by the German nuclear chemist Otto Hahn and his assistant Fritz Strassmann in Berlin.
text: Nuclear fission was discovered in December 1938 by the German nuclear chemist Otto Hahn and his assistant Fritz Strassmann in Berlin.