Triple

T10994132
Position Surface form Disambiguated ID Type / Status
Subject REO Speedwagon E259819 entity
Predicate formerMember P1168 FINISHED
Object Alan Gratzer
Alan Gratzer is an American rock drummer best known as a founding member and longtime drummer of the band REO Speedwagon.
E898584 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: Alan Gratzer | Statement: [REO Speedwagon, formerMember, Alan Gratzer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alan Gratzer
Context triple: [REO Speedwagon, formerMember, Alan Gratzer]
  • A. David Grene
    David Grene was a renowned classicist and translator best known for his influential English translations of Greek tragedies and his long association with the University of Chicago.
  • B. Philip Bruns
    Philip Bruns was an American character actor best known for his television and film roles in the 1970s and 1980s, including his work on the satirical soap opera "Mary Hartman, Mary Hartman."
  • C. Paul Richter
    Paul Richter is a name shared by several notable individuals, including figures in fields such as acting, music, and academia.
  • D. Robert Graf
    Robert Graf is a film and television producer best known for his work on major projects such as the sports drama "Battle of the Sexes."
  • E. Douglas Meyer
    Douglas Meyer is a theatrical producer best known for his work on the Broadway musical adaptation of "The Wedding Singer."
  • 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: Alan Gratzer
Triple: [REO Speedwagon, formerMember, Alan Gratzer]
Generated description
Alan Gratzer is an American rock drummer best known as a founding member and longtime drummer of the band REO Speedwagon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alan Gratzer
Target entity description: Alan Gratzer is an American rock drummer best known as a founding member and longtime drummer of the band REO Speedwagon.
  • A. David Grene
    David Grene was a renowned classicist and translator best known for his influential English translations of Greek tragedies and his long association with the University of Chicago.
  • B. Philip Bruns
    Philip Bruns was an American character actor best known for his television and film roles in the 1970s and 1980s, including his work on the satirical soap opera "Mary Hartman, Mary Hartman."
  • C. Paul Richter
    Paul Richter is a name shared by several notable individuals, including figures in fields such as acting, music, and academia.
  • D. Robert Graf
    Robert Graf is a film and television producer best known for his work on major projects such as the sports drama "Battle of the Sexes."
  • E. Douglas Meyer
    Douglas Meyer is a theatrical producer best known for his work on the Broadway musical adaptation of "The Wedding Singer."
  • 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_69d6aa8a6a548190a750f944ccdc8064 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d795d460d88190bff918d6dfdb0f93 completed April 9, 2026, 12:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3451451988190add2762b1e1be8ed completed April 18, 2026, 8:47 a.m.
NEDg Description generation batch_69e3556fd3548190a33f04604be947cf completed April 18, 2026, 9:57 a.m.
NED2 Entity disambiguation (via description) batch_69e3593b0f8481909ed7a90f8bb9839d completed April 18, 2026, 10:13 a.m.
Created at: April 8, 2026, 9:24 p.m.