Triple

T7520289
Position Surface form Disambiguated ID Type / Status
Subject Duncan v. Louisiana E177751 entity
Predicate fullName P16 FINISHED
Object Duncan v. Louisiana, 391 U.S. 145 (1968) E177751 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Duncan v. Louisiana, 391 U.S. 145 (1968) | Statement: [Duncan v. Louisiana, fullName, Duncan v. Louisiana, 391 U.S. 145 (1968)]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Duncan v. Louisiana, 391 U.S. 145 (1968)
Context triple: [Duncan v. Louisiana, fullName, Duncan v. Louisiana, 391 U.S. 145 (1968)]
  • A. Duncan v. Louisiana chosen
    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.
  • B. Roberts v. Louisiana
    Roberts v. Louisiana is a 1976 U.S. Supreme Court decision that, alongside Gregg v. Georgia, helped define the constitutional limits on capital punishment under the Eighth Amendment.
  • C. 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.
  • D. Stone v. Mississippi
    Stone v. Mississippi is an 1880 U.S. Supreme Court case in which the Court held that a state cannot irrevocably surrender its police power, allowing Mississippi to prohibit a previously chartered lottery despite contractual claims.
  • E. Powell v. Alabama
    Powell v. Alabama is a landmark 1932 U.S. Supreme Court decision that held in capital cases the Due Process Clause requires defendants be given access to effective legal counsel, especially when they are young, illiterate, or otherwise disadvantaged.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c69f2891148190a484f3b8222c6f1b elicitation completed
NER batch_69c6f5f98ae48190946a18d7c2d33bcd ner completed
NED1 batch_69c84629f00c8190a64d51586bd3b96c ned_source_triple completed
Created at: March 27, 2026, 3:46 p.m.