Triple

T226072
Position Surface form Disambiguated ID Type / Status
Subject Selma to Montgomery marches E4315 entity
Predicate opponent P437 FINISHED
Object Dallas County Sheriff’s Office
The Dallas County Sheriff’s Office is the Alabama law enforcement agency historically known for its central role in violently opposing civil rights demonstrators during the Selma to Montgomery marches in 1965.
 E29671 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: Dallas County Sheriff’s Office | Statement: [Selma to Montgomery marches, opponent, Dallas County Sheriff’s Office]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dallas County Sheriff’s Office
Context triple: [Selma to Montgomery marches, opponent, Dallas County Sheriff’s Office]
  • A. Dallas County District Attorney
    The Dallas County District Attorney is the chief prosecutor for Dallas County, Texas, responsible for representing the state in criminal cases and significant legal matters arising within the county.
  • B. Dallas County, Texas
    Dallas County, Texas is a populous county in north-central Texas that includes the city of Dallas and serves as a major economic, cultural, and transportation hub of the Dallas–Fort Worth metropolitan area.
  • C. Rockwall County, Texas
    Rockwall County, Texas is a small, rapidly growing suburban county in the Dallas–Fort Worth metropolitan area known for being the smallest county by land area in the state.
  • D. Tarrant County, Texas
    Tarrant County, Texas is a major urban county in North Texas that includes the city of Fort Worth and forms part of the Dallas–Fort Worth metropolitan area.
  • E. Denton County, Texas
    Denton County, Texas is a rapidly growing county in the Dallas–Fort Worth metropolitan area known for its suburban communities, higher education institutions, and proximity to major urban centers.
  • 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: Dallas County Sheriff’s Office
Triple: [Selma to Montgomery marches, opponent, Dallas County Sheriff’s Office]
Generated description
The Dallas County Sheriff’s Office is the Alabama law enforcement agency historically known for its central role in violently opposing civil rights demonstrators during the Selma to Montgomery marches in 1965.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dallas County Sheriff’s Office
Target entity description: The Dallas County Sheriff’s Office is the Alabama law enforcement agency historically known for its central role in violently opposing civil rights demonstrators during the Selma to Montgomery marches in 1965.
  • A. Dallas County District Attorney
    The Dallas County District Attorney is the chief prosecutor for Dallas County, Texas, responsible for representing the state in criminal cases and significant legal matters arising within the county.
  • B. Dallas County, Texas
    Dallas County, Texas is a populous county in north-central Texas that includes the city of Dallas and serves as a major economic, cultural, and transportation hub of the Dallas–Fort Worth metropolitan area.
  • C. Rockwall County, Texas
    Rockwall County, Texas is a small, rapidly growing suburban county in the Dallas–Fort Worth metropolitan area known for being the smallest county by land area in the state.
  • D. Tarrant County, Texas
    Tarrant County, Texas is a major urban county in North Texas that includes the city of Fort Worth and forms part of the Dallas–Fort Worth metropolitan area.
  • E. Denton County, Texas
    Denton County, Texas is a rapidly growing county in the Dallas–Fort Worth metropolitan area known for its suburban communities, higher education institutions, and proximity to major urban centers.
  • 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_69a257363ffc81909757bde7ab3404da completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c8d97d08190ad7c1c3e9322f34c completed Feb. 28, 2026, 3:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69a35ea15b9c819086b6569a5d19de86 completed Feb. 28, 2026, 9:31 p.m.
NEDg Description generation batch_69a3604b23bc81908a13ed2b762fe269 completed Feb. 28, 2026, 9:38 p.m.
NED2 Entity disambiguation (via description) batch_69a360b68d1c8190adf3d3beb2f73960 completed Feb. 28, 2026, 9:40 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.