Assertion: ketamine | /r/HasProperty | developed as alternative
Facets:
value: originally
type: MANNER
value: to pcp
type: LOCATION
Source sentences:
text: Ketamine was originally developed as an alternative to PCP, but it had more powerful side effects, so it was relegated to animals.
text: First synthesized in 1962, ketamine hydrochloride was developed as an alternative to PCP’s use as an anesthetic.