Assertion: quinine | /r/HasProperty | extracted
Facets:
Source sentences:
text: Quinine is extracted from the bark of a seven or eight-year-old tree, when the yield is highest.
text: Cinchona officinalis) quinine is extracted from The bark of the tree () quinine is extracted from
text: First used by the Quechua people of Peru, quinine was extracted from the bark of Cinchona (ubescens) trees and used as a muscle relaxant.