Acid Tests in California
E1020560
Acid Tests in California were a series of psychedelic parties in the mid-1960s, organized by Ken Kesey and the Merry Pranksters, that became iconic events of the counterculture and early LSD scene.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Acid Tests in California canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13080250 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Acid Tests in California Context triple: [Merry Pranksters, notableEvent, Acid Tests in California]
-
A.
Civil Division of the CA
The Civil Division of the CA is the branch of the Court of Appeal of England and Wales that hears appeals in civil cases from lower courts and tribunals.
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B.
California state law
California state law is the body of statutes, regulations, and legal principles enacted and applied within the state of California that governs public and private conduct, institutions, and governmental agencies.
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C.
California courts
California courts are the judicial branch institutions in the state of California responsible for interpreting and applying state and federal law through a system of trial and appellate courts.
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D.
California Rules of Court
The California Rules of Court are a comprehensive set of procedural and administrative regulations governing the operation of California’s state court system.
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E.
California Assessment of Student Performance and Progress
The California Assessment of Student Performance and Progress (CAASPP) is California’s statewide standardized testing program that measures students’ mastery of academic standards in core subjects like English language arts and mathematics.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Acid Tests in California Target entity description: Acid Tests in California were a series of psychedelic parties in the mid-1960s, organized by Ken Kesey and the Merry Pranksters, that became iconic events of the counterculture and early LSD scene.
-
A.
Civil Division of the CA
The Civil Division of the CA is the branch of the Court of Appeal of England and Wales that hears appeals in civil cases from lower courts and tribunals.
-
B.
California state law
California state law is the body of statutes, regulations, and legal principles enacted and applied within the state of California that governs public and private conduct, institutions, and governmental agencies.
-
C.
California courts
California courts are the judicial branch institutions in the state of California responsible for interpreting and applying state and federal law through a system of trial and appellate courts.
-
D.
California Rules of Court
The California Rules of Court are a comprehensive set of procedural and administrative regulations governing the operation of California’s state court system.
-
E.
California Assessment of Student Performance and Progress
The California Assessment of Student Performance and Progress (CAASPP) is California’s statewide standardized testing program that measures students’ mastery of academic standards in core subjects like English language arts and mathematics.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
LSD-related event
ⓘ
counterculture event ⓘ series of psychedelic parties ⓘ |
| associatedWith |
Ken Kesey’s La Honda commune
ⓘ
Merry Pranksters’ bus Further ⓘ |
| chronicledBy | Tom Wolfe ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| culturalSignificance |
bridge between Beat Generation and hippie movement
ⓘ
early public experimentation with LSD ⓘ iconic events of the 1960s counterculture ⓘ |
| endTime | 1966 ⓘ |
| featured |
improvised performance
ⓘ
light shows ⓘ live music ⓘ spontaneous audience participation ⓘ |
| genre | psychedelic event ⓘ |
| hasEffectOn |
emergence of psychedelic rock concerts
ⓘ
popularization of LSD in youth culture ⓘ use of multimedia in live music events ⓘ |
| hasPart | Trips Festival ⓘ |
| influenced |
1960s counterculture
ⓘ
San Francisco psychedelic rock scene ⓘ development of psychedelic light shows ⓘ hippie movement ⓘ underground music venues ⓘ |
| inspiredBy | Ken Kesey’s LSD experiences ⓘ |
| location |
California
ⓘ
linked to:
California, United States
Los Angeles ⓘ Palo Alto, California ⓘ San Francisco Bay Area ⓘ San Jose, California ⓘ |
| mainSubject |
LSD
ⓘ
counterculture ⓘ psychedelic experience ⓘ |
| notableWorkAbout | The Electric Kool-Aid Acid Test ⓘ |
| organizer |
Ken Kesey
ⓘ
Merry Pranksters ⓘ |
| participant |
Allen Ginsberg
ⓘ
Beat Generation writers ⓘ Neal Cassady ⓘ Owsley Stanley ⓘ The Grateful Dead ⓘ
linked to:
Grateful Dead
local hippie communities ⓘ |
| startTime | 1965 ⓘ |
| timePeriod | mid-1960s ⓘ |
| usedSubstance |
LSD
ⓘ
psychedelic drugs ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Acid Tests in California Description of subject: Acid Tests in California were a series of psychedelic parties in the mid-1960s, organized by Ken Kesey and the Merry Pranksters, that became iconic events of the counterculture and early LSD scene.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.