Triple

T181517
Position Surface form Disambiguated ID Type / Status
Subject Plessy v. Ferguson E3886 entity
Predicate dissentingOpinionBy P4515 FINISHED
Object John Marshall Harlan
John Marshall Harlan was a U.S. Supreme Court justice best known for his powerful lone dissents in civil rights cases, particularly his opposition to racial segregation in Plessy v. Ferguson.
E48604 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: John Marshall Harlan | Statement: [Plessy v. Ferguson, dissentingOpinionBy, John Marshall Harlan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: John Marshall Harlan
Context triple: [Plessy v. Ferguson, dissentingOpinionBy, John Marshall Harlan]
  • A. Justice Owen J. Roberts
    Justice Owen J. Roberts was an Associate Justice of the U.S. Supreme Court (1930–1945) known for his pivotal swing votes during the New Deal era.
  • B. Oliver Wendell Holmes Jr.
    Oliver Wendell Holmes Jr. was a long-serving U.S. Supreme Court Justice and influential legal thinker known for his contributions to American common law and free speech jurisprudence.
  • C. Oliver Wendell Holmes Sr.
    Oliver Wendell Holmes Sr. was a 19th-century American physician, poet, and essayist known for his wit, literary works, and contributions to medical reform.
  • D. Justice George Sutherland
    Justice George Sutherland was an Associate Justice of the U.S. Supreme Court known for his conservative jurisprudence and influential role in the Court’s early 20th-century decisions limiting federal power.
  • E. Lewis F. Powell Jr.
    Lewis F. Powell Jr. was an Associate Justice of the U.S. Supreme Court (1972–1987) known as a pivotal moderate whose swing votes shaped landmark decisions on issues such as abortion, affirmative action, and the death penalty.
  • 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: John Marshall Harlan
Triple: [Plessy v. Ferguson, dissentingOpinionBy, John Marshall Harlan]
Generated description
John Marshall Harlan was a U.S. Supreme Court justice best known for his powerful lone dissents in civil rights cases, particularly his opposition to racial segregation in Plessy v. Ferguson.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: John Marshall Harlan
Target entity description: John Marshall Harlan was a U.S. Supreme Court justice best known for his powerful lone dissents in civil rights cases, particularly his opposition to racial segregation in Plessy v. Ferguson.
  • A. Justice Owen J. Roberts
    Justice Owen J. Roberts was an Associate Justice of the U.S. Supreme Court (1930–1945) known for his pivotal swing votes during the New Deal era.
  • B. Oliver Wendell Holmes Jr.
    Oliver Wendell Holmes Jr. was a long-serving U.S. Supreme Court Justice and influential legal thinker known for his contributions to American common law and free speech jurisprudence.
  • C. Oliver Wendell Holmes Sr.
    Oliver Wendell Holmes Sr. was a 19th-century American physician, poet, and essayist known for his wit, literary works, and contributions to medical reform.
  • D. Justice George Sutherland
    Justice George Sutherland was an Associate Justice of the U.S. Supreme Court known for his conservative jurisprudence and influential role in the Court’s early 20th-century decisions limiting federal power.
  • E. Lewis F. Powell Jr.
    Lewis F. Powell Jr. was an Associate Justice of the U.S. Supreme Court (1972–1987) known as a pivotal moderate whose swing votes shaped landmark decisions on issues such as abortion, affirmative action, and the death penalty.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a25bafd5808190a0a0cb2b21ce007f completed Feb. 28, 2026, 3:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3fe8c0d4881909164199221272daa completed March 1, 2026, 8:53 a.m.
NEDg Description generation batch_69a3ff1563688190bd5a41ea3c4726a5 completed March 1, 2026, 8:55 a.m.
NED2 Entity disambiguation (via description) batch_69a3ffb7c1f8819084d07b54e1688290 completed March 1, 2026, 8:58 a.m.
Created at: Feb. 28, 2026, 2:40 a.m.