Triple

T181545
Position Surface form Disambiguated ID Type / Status
Subject Plessy v. Ferguson E3886 entity
Predicate relatedCase P3137 FINISHED
Object Brown v. Board of Education E1208 NE FINISHED

How this triple was built (2 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: Brown v. Board of Education | Statement: [Plessy v. Ferguson, relatedCase, Brown v. Board of Education]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Brown v. Board of Education
Context triple: [Plessy v. Ferguson, relatedCase, Brown v. Board of Education]
  • A. Brown v. Board of Education chosen
    Brown v. Board of Education is the landmark 1954 U.S. Supreme Court decision that declared racial segregation in public schools unconstitutional, overturning the “separate but equal” doctrine.
  • B. Davis v. County School Board of Prince Edward County
    Davis v. County School Board of Prince Edward County was a landmark civil rights case challenging racial segregation in Virginia’s public schools that became one of the five cases consolidated into the U.S. Supreme Court’s Brown v. Board of Education decision.
  • C. Sweatt v. Painter
    Sweatt v. Painter was a landmark 1950 U.S. Supreme Court case that challenged racial segregation in higher education and helped lay the groundwork for Brown v. Board of Education.
  • D. 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.
  • E. Loving v. Virginia
    Loving v. Virginia is a landmark 1967 U.S. Supreme Court decision that struck down state laws banning interracial marriage, affirming marriage as a fundamental right under the Fourteenth Amendment.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a25923507c8190bd7f6eda404b0da0 completed Feb. 28, 2026, 2:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2fd0405608190bf4c1aa8a8fa9ad1 completed Feb. 28, 2026, 2:34 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.