Triple

T10836546
Position Surface form Disambiguated ID Type / Status
Subject Cotton Comes to Harlem E255772 entity
Predicate mainCharacter P1183 FINISHED
Object Coffin Ed Johnson
Coffin Ed Johnson is a tough, streetwise Black detective from Harlem featured in Chester Himes’s crime novels, notably "Cotton Comes to Harlem."
E889244 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: Coffin Ed Johnson | Statement: [Cotton Comes to Harlem, mainCharacter, Coffin Ed Johnson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Coffin Ed Johnson
Context triple: [Cotton Comes to Harlem, mainCharacter, Coffin Ed Johnson]
  • A. Eddie “Cleanhead” Vinson
    Eddie “Cleanhead” Vinson was an American blues and jazz alto saxophonist and singer known for his gritty tone, swinging style, and influential blend of jump blues and bebop.
  • B. Clarence Boddicker
    Clarence Boddicker is the sadistic crime boss and primary human antagonist in the 1987 science fiction action film "RoboCop."
  • C. Coalhouse Walker Jr.
    Coalhouse Walker Jr. is a proud and principled Black pianist in E.L. Doctorow’s novel "Ragtime," whose quest for justice after a racist attack drives much of the book’s central conflict.
  • D. Baker Bloodworth
    Baker Bloodworth is a film producer best known for his work with Walt Disney Animation Studios, including overseeing the completion of the experimental short "Destino" originally conceived by Walt Disney and Salvador Dalí.
  • E. Rosco Gordon
    Rosco Gordon was an American blues and R&B singer, pianist, and songwriter known for his distinctive offbeat piano style that influenced early rock and roll and ska.
  • 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: Coffin Ed Johnson
Triple: [Cotton Comes to Harlem, mainCharacter, Coffin Ed Johnson]
Generated description
Coffin Ed Johnson is a tough, streetwise Black detective from Harlem featured in Chester Himes’s crime novels, notably "Cotton Comes to Harlem."
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Coffin Ed Johnson
Target entity description: Coffin Ed Johnson is a tough, streetwise Black detective from Harlem featured in Chester Himes’s crime novels, notably "Cotton Comes to Harlem."
  • A. Eddie “Cleanhead” Vinson
    Eddie “Cleanhead” Vinson was an American blues and jazz alto saxophonist and singer known for his gritty tone, swinging style, and influential blend of jump blues and bebop.
  • B. Clarence Boddicker
    Clarence Boddicker is the sadistic crime boss and primary human antagonist in the 1987 science fiction action film "RoboCop."
  • C. Coalhouse Walker Jr.
    Coalhouse Walker Jr. is a proud and principled Black pianist in E.L. Doctorow’s novel "Ragtime," whose quest for justice after a racist attack drives much of the book’s central conflict.
  • D. Baker Bloodworth
    Baker Bloodworth is a film producer best known for his work with Walt Disney Animation Studios, including overseeing the completion of the experimental short "Destino" originally conceived by Walt Disney and Salvador Dalí.
  • E. Rosco Gordon
    Rosco Gordon was an American blues and R&B singer, pianist, and songwriter known for his distinctive offbeat piano style that influenced early rock and roll and ska.
  • 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_69d6aa81a5d08190aa86689061d1ddd2 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d746ff70148190b844ab92d796af6c completed April 9, 2026, 6:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69deb12aae648190aa7c93cee60ae3ea completed April 14, 2026, 9:27 p.m.
NEDg Description generation batch_69dec2534728819095b3693120772da9 completed April 14, 2026, 10:40 p.m.
NED2 Entity disambiguation (via description) batch_69dec79b1b548190a74312284f98551c completed April 14, 2026, 11:02 p.m.
Created at: April 8, 2026, 9:19 p.m.