Assertion: psilocybin | /r/HasProperty | synthesized by albert hofmann
Facets:
value: in 1959.1
type: TEMPORAL
value: in the late 1950
type: TEMPORAL
Source sentences:
text: Psilocybin was first identified, isolated, and synthesized by Albert Hofmann in the late 1950
text: Psilocybin and psilocin were first synthesized by Albert Hofmann in 1959.1
text: Psilocybin and psilocin were first synthesized by Albert Hofmann in 1959.1