Assertion: opium's morphine | /r/HasProperty | extracted
Facets:
value: from the plant
type: LOCATION
value: from opium
type: OTHER
Source sentences:
text: Morphine is extracted first, and the resulting product can then be converted into heroin.
text: Morphine is extracted from opium using diluted acid.
text: The art of putting patients out for surgery made a breakthrough in the 19th century, when Morphine, one of the opiate alkaloids found naturally in opium, was extracted from the plant.