Triple

T1796738
Position Surface form Disambiguated ID Type / Status
Subject Tulsa, Oklahoma E39620 entity
Predicate hasHistoricEvent P259 FINISHED
Object 1921 Tulsa Race Massacre
The 1921 Tulsa Race Massacre was a devastating white supremacist attack in which a prosperous Black community in Tulsa’s Greenwood District was destroyed, resulting in widespread death, displacement, and the leveling of “Black Wall Street.”
E201303 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: 1921 Tulsa Race Massacre | Statement: [Tulsa, Oklahoma, hasHistoricEvent, 1921 Tulsa Race Massacre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 1921 Tulsa Race Massacre
Context triple: [Tulsa, Oklahoma, hasHistoricEvent, 1921 Tulsa Race Massacre]
  • A. Colfax massacre
    The Colfax massacre was an 1873 episode of racial and political violence in Louisiana in which white supremacists killed dozens of Black freedmen, marking one of the deadliest incidents of Reconstruction-era terror and undermining Black civil rights in the post–Civil War South.
  • B. Chicago Race Riot of 1919
    The Chicago Race Riot of 1919 was a major episode of racial violence during the Red Summer in which tensions between Black and white residents erupted into deadly clashes, particularly on Chicago’s South Side.
  • C. Ellenton massacre
    The Ellenton massacre was an 1876 episode of racial and political violence in South Carolina in which white supremacist paramilitaries attacked and killed numerous Black residents to suppress their civil and voting rights during Reconstruction.
  • D. Murder of Emmett Till
    The Murder of Emmett Till was the 1955 lynching of a Black teenager in Mississippi that became a catalyst for the modern American civil rights movement.
  • E. Battle of Liberty Place
    The Battle of Liberty Place was an 1874 violent insurrection in New Orleans in which the white supremacist White League temporarily overthrew the Reconstruction-era Republican state government.
  • 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: 1921 Tulsa Race Massacre
Triple: [Tulsa, Oklahoma, hasHistoricEvent, 1921 Tulsa Race Massacre]
Generated description
The 1921 Tulsa Race Massacre was a devastating white supremacist attack in which a prosperous Black community in Tulsa’s Greenwood District was destroyed, resulting in widespread death, displacement, and the leveling of “Black Wall Street.”
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 1921 Tulsa Race Massacre
Target entity description: The 1921 Tulsa Race Massacre was a devastating white supremacist attack in which a prosperous Black community in Tulsa’s Greenwood District was destroyed, resulting in widespread death, displacement, and the leveling of “Black Wall Street.”
  • A. Colfax massacre
    The Colfax massacre was an 1873 episode of racial and political violence in Louisiana in which white supremacists killed dozens of Black freedmen, marking one of the deadliest incidents of Reconstruction-era terror and undermining Black civil rights in the post–Civil War South.
  • B. Chicago Race Riot of 1919
    The Chicago Race Riot of 1919 was a major episode of racial violence during the Red Summer in which tensions between Black and white residents erupted into deadly clashes, particularly on Chicago’s South Side.
  • C. Ellenton massacre
    The Ellenton massacre was an 1876 episode of racial and political violence in South Carolina in which white supremacist paramilitaries attacked and killed numerous Black residents to suppress their civil and voting rights during Reconstruction.
  • D. Murder of Emmett Till
    The Murder of Emmett Till was the 1955 lynching of a Black teenager in Mississippi that became a catalyst for the modern American civil rights movement.
  • E. Battle of Liberty Place
    The Battle of Liberty Place was an 1874 violent insurrection in New Orleans in which the white supremacist White League temporarily overthrew the Reconstruction-era Republican state government.
  • 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_69a88632aa588190ba3978fde0db5bbd completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa653ef7f481908226ff71afca672a completed March 6, 2026, 5:25 a.m.
NED1 Entity disambiguation (via context triple) batch_69adb5d6cee88190b26814134037aba6 completed March 8, 2026, 5:45 p.m.
NEDg Description generation batch_69adb8b626688190b4953d4549339dea completed March 8, 2026, 5:58 p.m.
NED2 Entity disambiguation (via description) batch_69adb9253fa08190bfb7d245208150c0 completed March 8, 2026, 6 p.m.
Created at: March 4, 2026, 7:32 p.m.