Triple

T396555
Position Surface form Disambiguated ID Type / Status
Subject South Side, Chicago E8994 entity
Predicate historicalEvent P259 FINISHED
Object 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.
E50469 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: Chicago Race Riot of 1919 | Statement: [South Side, Chicago, historicalEvent, Chicago Race Riot of 1919]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Race Riot of 1919
Context triple: [South Side, Chicago, historicalEvent, Chicago Race Riot of 1919]
  • A. 1967 Newark riots
    The 1967 Newark riots were a major urban uprising in Newark, New Jersey, sparked by racial tensions and police brutality, that became one of the most significant and violent civil disturbances of the 1960s in the United States.
  • B. 1967 Detroit rebellion
    The 1967 Detroit rebellion was a major, days-long urban uprising against racial injustice and police brutality that became one of the most destructive and pivotal civil disturbances of the 1960s in the United States.
  • C. 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.
  • D. Great Chicago Fire of 1871
    The Great Chicago Fire of 1871 was a catastrophic urban conflagration that destroyed much of Chicago, killed hundreds, left thousands homeless, and spurred major changes in building codes and city planning.
  • E. Haymarket affair
    The Haymarket affair was an 1886 labor protest and bombing in Chicago that became a pivotal moment in the history of workers’ rights and the labor movement in the United States.
  • 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: Chicago Race Riot of 1919
Triple: [South Side, Chicago, historicalEvent, Chicago Race Riot of 1919]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicago Race Riot of 1919
Target entity description: 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.
  • A. 1967 Newark riots
    The 1967 Newark riots were a major urban uprising in Newark, New Jersey, sparked by racial tensions and police brutality, that became one of the most significant and violent civil disturbances of the 1960s in the United States.
  • B. 1967 Detroit rebellion
    The 1967 Detroit rebellion was a major, days-long urban uprising against racial injustice and police brutality that became one of the most destructive and pivotal civil disturbances of the 1960s in the United States.
  • C. 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.
  • D. Great Chicago Fire of 1871
    The Great Chicago Fire of 1871 was a catastrophic urban conflagration that destroyed much of Chicago, killed hundreds, left thousands homeless, and spurred major changes in building codes and city planning.
  • E. Haymarket affair
    The Haymarket affair was an 1886 labor protest and bombing in Chicago that became a pivotal moment in the history of workers’ rights and the labor movement in the United States.
  • 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_69a2e7f55c60819097aff65ea2ca2832 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ec8a941081909a152fda0ce24a98 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a40ad7ebec8190a0a4ee16b20cea57 completed March 1, 2026, 9:46 a.m.
NEDg Description generation batch_69a40cc295e88190b4adb738b0ba8161 completed March 1, 2026, 9:54 a.m.
NED2 Entity disambiguation (via description) batch_69a40d4137c48190a00522b114096bd5 completed March 1, 2026, 9:56 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.