Triple

T13912482
Position Surface form Disambiguated ID Type / Status
Subject The Lettermen E334532 entity
Predicate originalMember P446 FINISHED
Object Bob Engemann
Bob Engemann was an American singer best known as one of the founding members of the pop vocal trio The Lettermen, popular in the 1960s for their smooth harmonies and romantic ballads.
E1068982 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: Bob Engemann | Statement: [The Lettermen, originalMember, Bob Engemann]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bob Engemann
Context triple: [The Lettermen, originalMember, Bob Engemann]
  • A. Steve Pegram
    Steve Pegram is a film producer known for his work on the animated feature "Chicken Run: Dawn of the Nugget."
  • B. Russ T. Alsobrook
    Russ T. Alsobrook is an American cinematographer known for his work on feature films and television comedies, including the romantic comedy "Forgetting Sarah Marshall."
  • C. Ken Hutchinson
    Ken Hutchinson is one of the two main undercover police detectives in the 1970s television series "Starsky & Hutch," known as the more reserved and analytical partner to the streetwise David Starsky.
  • D. Mike Donnelly
    Mike Donnelly is the well-meaning but accident-prone protagonist of the comedy film "Black Sheep," whose misadventures jeopardize his brother’s political campaign.
  • E. Matt Blunt
    Matt Blunt is an American Republican politician who served as the 54th Governor of Missouri from 2005 to 2009.
  • 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: Bob Engemann
Triple: [The Lettermen, originalMember, Bob Engemann]
Generated description
Bob Engemann was an American singer best known as one of the founding members of the pop vocal trio The Lettermen, popular in the 1960s for their smooth harmonies and romantic ballads.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bob Engemann
Target entity description: Bob Engemann was an American singer best known as one of the founding members of the pop vocal trio The Lettermen, popular in the 1960s for their smooth harmonies and romantic ballads.
  • A. Steve Pegram
    Steve Pegram is a film producer known for his work on the animated feature "Chicken Run: Dawn of the Nugget."
  • B. Russ T. Alsobrook
    Russ T. Alsobrook is an American cinematographer known for his work on feature films and television comedies, including the romantic comedy "Forgetting Sarah Marshall."
  • C. Ken Hutchinson
    Ken Hutchinson is one of the two main undercover police detectives in the 1970s television series "Starsky & Hutch," known as the more reserved and analytical partner to the streetwise David Starsky.
  • D. Mike Donnelly
    Mike Donnelly is the well-meaning but accident-prone protagonist of the comedy film "Black Sheep," whose misadventures jeopardize his brother’s political campaign.
  • E. Matt Blunt
    Matt Blunt is an American Republican politician who served as the 54th Governor of Missouri from 2005 to 2009.
  • 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_69d81c5eaa9c819083b1ff8689179565 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de27245c648190b2946845ce0fdbf8 completed April 14, 2026, 11:38 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7c72a345481908f8552bca7bb1a5a completed May 3, 2026, 10:07 p.m.
NEDg Description generation batch_69f7c8d477f881908f8cfd2783e7f10f completed May 3, 2026, 10:14 p.m.
NED2 Entity disambiguation (via description) batch_69f7ca27ffd4819080bccd6bfd88ddb3 completed May 3, 2026, 10:20 p.m.
Created at: April 9, 2026, 10:16 p.m.