Triple

T13767444
Position Surface form Disambiguated ID Type / Status
Subject Mingo County, West Virginia E330785 entity
Predicate hasHistoricEvent P259 FINISHED
Object Matewan Massacre of 1920 E734249 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: Matewan Massacre of 1920 | Statement: [Mingo County, West Virginia, hasHistoricEvent, Matewan Massacre of 1920]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Matewan Massacre of 1920
Context triple: [Mingo County, West Virginia, hasHistoricEvent, Matewan Massacre of 1920]
  • A. Matewan Massacre chosen
    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.
  • B. Knoxville riot of 1919
    The Knoxville riot of 1919 was a violent white mob attack on Black residents in Knoxville, Tennessee, during the Red Summer, reflecting the era’s widespread racial tensions and unrest.
  • C. Centralia Massacre of 1919
    The Centralia Massacre of 1919 was a violent clash between members of the Industrial Workers of the World (IWW) and American Legion veterans in Centralia, Washington, resulting in multiple deaths and becoming a notorious episode of post–World War I labor conflict and Red Scare–era repression in the United States.
  • D. 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.”
  • E. 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.
  • 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_69d81c583b0081909e408a17db517a21 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0227f2c48190983ccc9395e4e7a2 completed April 14, 2026, 9 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7b8d28cc88190af46b86473af0a1c completed May 3, 2026, 9:06 p.m.
Created at: April 9, 2026, 10:10 p.m.