Assertion: lsd | /r/PartOf | a class of drugs
Facets:
Source sentences:
text: Lysergic acid diethylamide (LSD), also known as "acid," belongs to a class of drugs known as hallucinogens, which distort perceptions of reality.
text: Lysergic acid diethylamide (LSD) belongs to a class of drugs known as hallucinogens.