Alton Toussaint Lemon
E808191
Alton Toussaint Lemon was a prominent American civil rights activist best known as the lead plaintiff in the landmark U.S. Supreme Court case Lemon v. Kurtzman, which established the "Lemon test" for church-state separation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alton Toussaint Lemon canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9602743 — 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: Alton Toussaint Lemon Context triple: [Alton Lemon, fullName, Alton Toussaint Lemon]
-
A.
Allen Toussaint
Allen Toussaint was a seminal New Orleans R&B pianist, songwriter, and producer whose work shaped the sound of modern soul, funk, and pop music.
-
B.
Dave Bartholomew
Dave Bartholomew was an influential American bandleader, songwriter, arranger, and producer who helped shape the sound of New Orleans rhythm and blues and early rock and roll.
-
C.
Hubert Sumlin
Hubert Sumlin was an influential American blues guitarist best known for his innovative, expressive playing as the longtime lead guitarist for Howlin’ Wolf.
-
D.
Toots Hibbert
Toots Hibbert was a pioneering Jamaican singer and songwriter, widely regarded as one of the founders of reggae music and the charismatic frontman of Toots and the Maytals.
-
E.
Fats Domino
Fats Domino was an influential American pianist and singer-songwriter whose pioneering New Orleans rhythm and blues recordings helped shape early rock and roll.
- 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: Alton Toussaint Lemon Target entity description: Alton Toussaint Lemon was a prominent American civil rights activist best known as the lead plaintiff in the landmark U.S. Supreme Court case Lemon v. Kurtzman, which established the "Lemon test" for church-state separation.
-
A.
Allen Toussaint
Allen Toussaint was a seminal New Orleans R&B pianist, songwriter, and producer whose work shaped the sound of modern soul, funk, and pop music.
-
B.
Dave Bartholomew
Dave Bartholomew was an influential American bandleader, songwriter, arranger, and producer who helped shape the sound of New Orleans rhythm and blues and early rock and roll.
-
C.
Hubert Sumlin
Hubert Sumlin was an influential American blues guitarist best known for his innovative, expressive playing as the longtime lead guitarist for Howlin’ Wolf.
-
D.
Toots Hibbert
Toots Hibbert was a pioneering Jamaican singer and songwriter, widely regarded as one of the founders of reggae music and the charismatic frontman of Toots and the Maytals.
-
E.
Fats Domino
Fats Domino was an influential American pianist and singer-songwriter whose pioneering New Orleans rhythm and blues recordings helped shape early rock and roll.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
civil rights activist
ⓘ
human ⓘ plaintiff ⓘ |
| advocacyArea |
First Amendment rights
ⓘ
civil liberties ⓘ religious liberty ⓘ |
| associatedWith |
Lemon test
ⓘ
U.S. Supreme Court ⓘ
linked to:
Supreme Court of the United States
|
| cause | challenge to state funding of religious schools ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| familyName | Lemon ⓘ |
| fieldOfWork |
church–state separation
ⓘ
civil rights ⓘ |
| fullName | Alton Toussaint Lemon ⓘ |
| givenName | Alton ⓘ |
| hasEffectOn | establishment of the Lemon test for church–state separation ⓘ |
| hasLegacy |
Lemon test used in U.S. constitutional law
ⓘ
linked to:
Lemon test
|
| hasRole | lead plaintiff in Lemon v. Kurtzman ⓘ |
| influenced | jurisprudence on the Establishment Clause of the First Amendment ⓘ |
| jurisdictionOfActivity |
United States federal courts
ⓘ
linked to:
U.S. federal courts
|
| knownFor |
being lead plaintiff in Lemon v. Kurtzman
ⓘ
involvement in church–state separation litigation ⓘ |
| legalCase | Lemon v. Kurtzman ⓘ |
| legalDoctrineNamedAfter | Lemon test ⓘ |
| movement | civil rights movement in the United States ⓘ |
| nationality | American ⓘ |
| notableFor | landmark church–state separation case in 1971 ⓘ |
| notableWork | Lemon v. Kurtzman ⓘ |
| placeOfActivity | United States of America ⓘ |
| positionOnIssue | opposed government establishment of religion ⓘ |
| religiousView | separation of church and state advocate ⓘ |
| significantEvent | Lemon v. Kurtzman ⓘ |
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: Alton Toussaint Lemon Description of subject: Alton Toussaint Lemon was a prominent American civil rights activist best known as the lead plaintiff in the landmark U.S. Supreme Court case Lemon v. Kurtzman, which established the "Lemon test" for church-state separation.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.