Assertion: opiate | /r/AtLocation | opium
Facets:
Source sentences:
text: Among opiates found in opium, morphine is the most abundant and the most potent pain reliever.
text: Opiates, such as morphine and codeine, are natural opioids found in the opium poppy.
text: Opiates are so named because they are constituents or derivatives of constituents found in opium, which is processed from the latex sap of the opium poppy, Papaver somniferum.