Triple

T12170566
Position Surface form Disambiguated ID Type / Status
Subject Sigma Alpha Mu E289949 entity
Predicate founder P104 FINISHED
Object Lester Cohen
Lester Cohen was an American college student and organizer best known for co-founding the Sigma Alpha Mu fraternity in the early 20th century.
 E988037 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: Lester Cohen | Statement: [Sigma Alpha Mu, founder, Lester Cohen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lester Cohen
Context triple: [Sigma Alpha Mu, founder, Lester Cohen]
  • A. Lester Cohen
    Lester Cohen was an American screenwriter and author active in early 20th-century Hollywood, known for adapting stories for film.
  • B. George Lerner
    George Lerner was an American toy inventor best known for creating the iconic Mr. Potato Head character.
  • C. Job Cohen
    Job Cohen is a Dutch politician and former Mayor of Amsterdam who led the Labour Party (PvdA) and briefly served as a prominent national opposition leader.
  • D. Larry Brezner
    Larry Brezner was an American film producer and talent manager known for producing popular comedies such as "Good Morning, Vietnam," "The 'Burbs," and "Ride Along."
  • E. Stanley Saitowitz
    Stanley Saitowitz is a South African-born American architect known for his minimalist, modernist designs and influential work in contemporary urban architecture.
  • 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: Lester Cohen
Triple: [Sigma Alpha Mu, founder, Lester Cohen]
Generated description
Lester Cohen was an American college student and organizer best known for co-founding the Sigma Alpha Mu fraternity in the early 20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lester Cohen
Target entity description: Lester Cohen was an American college student and organizer best known for co-founding the Sigma Alpha Mu fraternity in the early 20th century.
  • A. Lester Cohen
    Lester Cohen was an American screenwriter and author active in early 20th-century Hollywood, known for adapting stories for film.
  • B. George Lerner
    George Lerner was an American toy inventor best known for creating the iconic Mr. Potato Head character.
  • C. Job Cohen
    Job Cohen is a Dutch politician and former Mayor of Amsterdam who led the Labour Party (PvdA) and briefly served as a prominent national opposition leader.
  • D. Larry Brezner
    Larry Brezner was an American film producer and talent manager known for producing popular comedies such as "Good Morning, Vietnam," "The 'Burbs," and "Ride Along."
  • E. Stanley Saitowitz
    Stanley Saitowitz is a South African-born American architect known for his minimalist, modernist designs and influential work in contemporary urban architecture.
  • 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_69d6ab4d6c00819095a9a7c35de83cfb completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d915d9659481909c75b12aa836bbf3 completed April 10, 2026, 3:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69f64b85782481908cca14d8e8345411 completed May 2, 2026, 7:07 p.m.
NEDg Description generation batch_69f64c535c9881908e5bf07d13fa73c5 completed May 2, 2026, 7:11 p.m.
NED2 Entity disambiguation (via description) batch_69f6508afef08190ac7a19b1ee90141e completed May 2, 2026, 7:29 p.m.
Created at: April 8, 2026, 9:50 p.m.