Assertion: morphine | /r/HasProperty | isolated by friedrich sertürner
Facets:
value: between 1803
type: TEMPORAL
value: between 1805
type: TEMPORAL
Source sentences:
text: Morphine was first isolated between 1803 and 1805 by Friedrich Sertürner.
text: Morphine was first isolated between 1803 and 1805 by Friedrich Sertürner.