Triple

T10282145
Position Surface form Disambiguated ID Type / Status
Subject Red Summer E241126 entity
Predicate hasNotableEvent P259 FINISHED
Object Longview race riot
The Longview race riot was a violent white supremacist attack on Black residents in Longview, Texas, in July 1919, and is remembered as one of the major racial conflicts of the Red Summer.
E852493 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: Longview race riot | Statement: [Red Summer, hasNotableEvent, Longview race riot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Longview race riot
Context triple: [Red Summer, hasNotableEvent, Longview race riot]
  • A. Fort Mims massacre
    The Fort Mims massacre was an 1813 attack during the Creek War in which Red Stick Creek warriors overran a frontier fort in present-day Alabama, killing hundreds of settlers and militia and galvanizing American military response against the Creek.
  • B. 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.
  • C. Matewan Massacre
    The Matewan Massacre was a 1920 violent confrontation between coal miners and company-hired lawmen in Matewan, West Virginia, that became a pivotal event in the American labor and unionization struggle.
  • D. 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.
  • E. 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.”
  • 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: Longview race riot
Triple: [Red Summer, hasNotableEvent, Longview race riot]
Generated description
The Longview race riot was a violent white supremacist attack on Black residents in Longview, Texas, in July 1919, and is remembered as one of the major racial conflicts of the Red Summer.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Longview race riot
Target entity description: The Longview race riot was a violent white supremacist attack on Black residents in Longview, Texas, in July 1919, and is remembered as one of the major racial conflicts of the Red Summer.
  • A. Fort Mims massacre
    The Fort Mims massacre was an 1813 attack during the Creek War in which Red Stick Creek warriors overran a frontier fort in present-day Alabama, killing hundreds of settlers and militia and galvanizing American military response against the Creek.
  • B. 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.
  • C. Matewan Massacre
    The Matewan Massacre was a 1920 violent confrontation between coal miners and company-hired lawmen in Matewan, West Virginia, that became a pivotal event in the American labor and unionization struggle.
  • D. 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.
  • E. 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.”
  • 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_69d381a94c1881908fc38fc263d9b9c2 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d2a177b48190aab7d7857f5bba7b completed April 7, 2026, 9:47 a.m.
NED1 Entity disambiguation (via context triple) batch_69d6f8352a108190b3692a2de3cb4dea completed April 9, 2026, 12:52 a.m.
NEDg Description generation batch_69d6fcae243c819095a2e791716805bd completed April 9, 2026, 1:11 a.m.
NED2 Entity disambiguation (via description) batch_69d6fd3495fc8190a093d2536cfbe58a completed April 9, 2026, 1:13 a.m.
Created at: April 6, 2026, 11:39 a.m.