Triple

T20877814
Position Surface form Disambiguated ID Type / Status
Subject Dick Lehr E514065 entity
Predicate notableWork P4 FINISHED
Object The Fence: A Police Cover-Up Along Boston's Racial Divide
The Fence: A Police Cover-Up Along Boston's Racial Divide is a nonfiction investigative book that exposes systemic racism and corruption within the Boston Police Department through the true story of a brutal 1995 beating of a Black undercover officer by white colleagues and the ensuing cover-up.
E1454702 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: The Fence: A Police Cover-Up Along Boston's Racial Divide | Statement: [Dick Lehr, notableWork, The Fence: A Police Cover-Up Along Boston's Racial Divide]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: The Fence: A Police Cover-Up Along Boston's Racial Divide
Context triple: [Dick Lehr, notableWork, The Fence: A Police Cover-Up Along Boston's Racial Divide]
  • A. Black Klansman: Race, Hate, and the Undercover Investigation of a Lifetime
    "Black Klansman: Race, Hate, and the Undercover Investigation of a Lifetime" is a nonfiction memoir by Ron Stallworth recounting his real-life infiltration of the Ku Klux Klan as a Black police officer in the 1970s.
  • B. Black and White America
    "Black and White America" is a funk-rock and soul-infused studio album by American musician Lenny Kravitz that explores themes of race, identity, and social issues.
  • C. Race City USA
    Race City USA is the nickname for Mooresville, North Carolina, a town widely recognized as a major hub for NASCAR teams and motorsports industries.
  • D. Death of Innocence: The Story of the Hate Crime That Changed America
    "Death of Innocence: The Story of the Hate Crime That Changed America" is a memoir by Mamie Till-Mobley recounting the life and brutal lynching of her son Emmett Till and its pivotal role in galvanizing the modern Civil Rights Movement.
  • E. Nobody: Casualties of America’s War on the Vulnerable, from Ferguson to Flint and Beyond
    "Nobody: Casualties of America’s War on the Vulnerable, from Ferguson to Flint and Beyond" is a nonfiction book by Marc Lamont Hill that examines how systemic racism, poverty, and state violence render marginalized people in the United States politically and socially disposable.
  • 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: The Fence: A Police Cover-Up Along Boston's Racial Divide
Triple: [Dick Lehr, notableWork, The Fence: A Police Cover-Up Along Boston's Racial Divide]
Generated description
The Fence: A Police Cover-Up Along Boston's Racial Divide is a nonfiction investigative book that exposes systemic racism and corruption within the Boston Police Department through the true story of a brutal 1995 beating of a Black undercover officer by white colleagues and the ensuing cover-up.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: The Fence: A Police Cover-Up Along Boston's Racial Divide
Target entity description: The Fence: A Police Cover-Up Along Boston's Racial Divide is a nonfiction investigative book that exposes systemic racism and corruption within the Boston Police Department through the true story of a brutal 1995 beating of a Black undercover officer by white colleagues and the ensuing cover-up.
  • A. Black Klansman: Race, Hate, and the Undercover Investigation of a Lifetime
    "Black Klansman: Race, Hate, and the Undercover Investigation of a Lifetime" is a nonfiction memoir by Ron Stallworth recounting his real-life infiltration of the Ku Klux Klan as a Black police officer in the 1970s.
  • B. Black and White America
    "Black and White America" is a funk-rock and soul-infused studio album by American musician Lenny Kravitz that explores themes of race, identity, and social issues.
  • C. Race City USA
    Race City USA is the nickname for Mooresville, North Carolina, a town widely recognized as a major hub for NASCAR teams and motorsports industries.
  • D. Death of Innocence: The Story of the Hate Crime That Changed America
    "Death of Innocence: The Story of the Hate Crime That Changed America" is a memoir by Mamie Till-Mobley recounting the life and brutal lynching of her son Emmett Till and its pivotal role in galvanizing the modern Civil Rights Movement.
  • E. Nobody: Casualties of America’s War on the Vulnerable, from Ferguson to Flint and Beyond
    "Nobody: Casualties of America’s War on the Vulnerable, from Ferguson to Flint and Beyond" is a nonfiction book by Marc Lamont Hill that examines how systemic racism, poverty, and state violence render marginalized people in the United States politically and socially disposable.
  • 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_69e0b4f733f081908a401c0b7beb0b9f completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c6775f108190a79cd5e8c31cecf6 completed April 21, 2026, 12:36 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0913a06c208190963a53d5ac5399c5 completed May 17, 2026, 1:02 a.m.
NEDg Description generation batch_6a09140b17988190ab1e636b65b0e293 completed May 17, 2026, 1:04 a.m.
NED2 Entity disambiguation (via description) batch_6a09146d53248190a68602a0804afde7 completed May 17, 2026, 1:05 a.m.
Created at: April 16, 2026, 12:45 p.m.