Triple
T5157040
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John H. Ferguson |
E116335
|
entity |
| Predicate | appliedLaw |
P125
|
FINISHED |
| Object |
Louisiana Separate Car Act
The Louisiana Separate Car Act was an 1890 state law mandating racially segregated railway accommodations, which became the focus of the landmark Plessy v. Ferguson Supreme Court case upholding “separate but equal” segregation.
|
E498280
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Louisiana Separate Car Act | Statement: [John H. Ferguson, appliedLaw, Louisiana Separate Car Act]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Louisiana Separate Car Act Context triple: [John H. Ferguson, appliedLaw, Louisiana Separate Car Act]
-
A.
Page Act of 1875
The Page Act of 1875 was a U.S. federal law that effectively curtailed immigration from China—especially of women—by targeting and excluding those stereotyped as prostitutes or forced laborers, laying groundwork for later Chinese exclusion policies.
-
B.
Cox v. Louisiana
Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
-
C.
Duncan v. Louisiana
Duncan v. Louisiana is a 1968 U.S. Supreme Court decision that held the Sixth Amendment right to a jury trial in criminal cases applies to the states through the Fourteenth Amendment.
-
D.
Buchanan v. Warley
Buchanan v. Warley is a 1917 U.S. Supreme Court decision that struck down a Louisville racial zoning ordinance, marking an early constitutional limit on government-enforced residential segregation.
-
E.
Browder v. Gayle
Browder v. Gayle was the landmark 1956 federal court case that declared bus segregation in Montgomery, Alabama unconstitutional, effectively ending the Montgomery bus boycott and striking a major blow against Jim Crow laws.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Louisiana Separate Car Act Triple: [John H. Ferguson, appliedLaw, Louisiana Separate Car Act]
Generated description
The Louisiana Separate Car Act was an 1890 state law mandating racially segregated railway accommodations, which became the focus of the landmark Plessy v. Ferguson Supreme Court case upholding “separate but equal” segregation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Louisiana Separate Car Act Target entity description: The Louisiana Separate Car Act was an 1890 state law mandating racially segregated railway accommodations, which became the focus of the landmark Plessy v. Ferguson Supreme Court case upholding “separate but equal” segregation.
-
A.
Page Act of 1875
The Page Act of 1875 was a U.S. federal law that effectively curtailed immigration from China—especially of women—by targeting and excluding those stereotyped as prostitutes or forced laborers, laying groundwork for later Chinese exclusion policies.
-
B.
Cox v. Louisiana
Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
-
C.
Duncan v. Louisiana
Duncan v. Louisiana is a 1968 U.S. Supreme Court decision that held the Sixth Amendment right to a jury trial in criminal cases applies to the states through the Fourteenth Amendment.
-
D.
Buchanan v. Warley
Buchanan v. Warley is a 1917 U.S. Supreme Court decision that struck down a Louisville racial zoning ordinance, marking an early constitutional limit on government-enforced residential segregation.
-
E.
Browder v. Gayle
Browder v. Gayle was the landmark 1956 federal court case that declared bus segregation in Montgomery, Alabama unconstitutional, effectively ending the Montgomery bus boycott and striking a major blow against Jim Crow laws.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69bd445d94788190b72e2cc563120995 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7902fbe48190abb58cb0b2b2b62d |
completed | March 20, 2026, 4:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bed0168a648190a470507802aa8934 |
completed | March 21, 2026, 5:06 p.m. |
| NEDg | Description generation | batch_69bed0b4c8648190a151383277a8297d |
completed | March 21, 2026, 5:09 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bed14d7a5c8190ac5b09f59a8dda1a |
completed | March 21, 2026, 5:11 p.m. |
Created at: March 20, 2026, 1:44 p.m.