Triple

T9420616
Position Surface form Disambiguated ID Type / Status
Subject Tallahatchie County, Mississippi E227139 entity
Predicate hasNotablePersonEvent P88763 FINISHED
Object Emmett Till
Emmett Till was a 14-year-old African American boy whose brutal 1955 lynching in Mississippi became a catalyst for the modern U.S. civil rights movement.
E800418 NE FINISHED

How this triple was built (5 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: Emmett Till | Statement: [Tallahatchie County, Mississippi, hasNotablePersonEvent, Emmett Till]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Emmett Till
Context triple: [Tallahatchie County, Mississippi, hasNotablePersonEvent, Emmett Till]
  • A. James Byrd Jr.
    James Byrd Jr. was an African American man whose brutal 1998 racially motivated murder in Texas became a catalyst for strengthening U.S. hate crime legislation.
  • B. Gertrude Ross Till
    Gertrude Ross Till was the wife of American Founding Father and Declaration of Independence signer George Read.
  • C. Medgar Evers
    Medgar Evers was a prominent African American civil rights leader and NAACP field secretary in Mississippi whose assassination in 1963 made him a martyr of the struggle against racial segregation and injustice.
  • D. Eugene Williams
    Eugene Williams was a Black teenager whose death after being attacked for drifting into a whites-only area of Lake Michigan helped ignite the Chicago Race Riot of 1919.
  • E. Louis Till
    Louis Till was an African American man and U.S. Army private best known as the father of Emmett Till, whose life and controversial military death later drew renewed attention during the civil rights era.
  • 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: Emmett Till
Triple: [Tallahatchie County, Mississippi, hasNotablePersonEvent, Emmett Till]
Generated description
Emmett Till was a 14-year-old African American boy whose brutal 1955 lynching in Mississippi became a catalyst for the modern U.S. civil rights movement.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Emmett Till
Target entity description: Emmett Till was a 14-year-old African American boy whose brutal 1955 lynching in Mississippi became a catalyst for the modern U.S. civil rights movement.
  • A. James Byrd Jr.
    James Byrd Jr. was an African American man whose brutal 1998 racially motivated murder in Texas became a catalyst for strengthening U.S. hate crime legislation.
  • B. Gertrude Ross Till
    Gertrude Ross Till was the wife of American Founding Father and Declaration of Independence signer George Read.
  • C. Medgar Evers
    Medgar Evers was a prominent African American civil rights leader and NAACP field secretary in Mississippi whose assassination in 1963 made him a martyr of the struggle against racial segregation and injustice.
  • D. Eugene Williams
    Eugene Williams was a Black teenager whose death after being attacked for drifting into a whites-only area of Lake Michigan helped ignite the Chicago Race Riot of 1919.
  • E. Louis Till
    Louis Till was an African American man and U.S. Army private best known as the father of Emmett Till, whose life and controversial military death later drew renewed attention during the civil rights era.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasNotablePersonEvent
Context triple: [Tallahatchie County, Mississippi, hasNotablePersonEvent, Emmett Till]
  • A. notableEventResponse
    Indicates a response, reaction, or consequence that occurs as a result of a notable event.
  • B. hasNotablePersonRaisedHere
    Indicates that a notable person spent their formative or upbringing years in the referenced place.
  • C. hasNamesakeNotableEvent
    Indicates that one entity serves as the namesake for a notable event associated with the other entity.
  • D. hasNotablePersonCategory
    Indicates that an entity is associated with a category describing the type or role of a notable person linked to it.
  • E. hasNotablePersonBornHere
    Indicates that a notable or distinguished person was born at the referenced place.
  • F. None of above. chosen

Provenance (7 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_69ca84359e7c819091148ba4b670e436 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd6c2528c8819087b0a21e703254b7 completed April 1, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69d12233f89c8190979d76aee65c0d56 completed April 4, 2026, 2:37 p.m.
NEDg Description generation batch_69d1231adb4481908fac11cae099d0de completed April 4, 2026, 2:41 p.m.
NED2 Entity disambiguation (via description) batch_69d123fcc8f48190838abd08a4af0a63 completed April 4, 2026, 2:45 p.m.
PD Predicate disambiguation batch_69cca550777c819094e1851a6127cbbc completed April 1, 2026, 4:55 a.m.
PDg Predicate description generation batch_69cca89b3368819087a3d69270c1f185 completed April 1, 2026, 5:09 a.m.
Created at: March 30, 2026, 7:48 p.m.