Triple

T8344595
Position Surface form Disambiguated ID Type / Status
Subject Petersen Events Center E196003 entity
Predicate namedAfter P63 FINISHED
Object John M. Petersen
John M. Petersen is a benefactor and namesake of the University of Pittsburgh’s Petersen Events Center, recognized for his significant philanthropic support to the institution.
 E882649 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: John M. Petersen | Statement: [Petersen Events Center, namedAfter, John M. Petersen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: John M. Petersen
Context triple: [Petersen Events Center, namedAfter, John M. Petersen]
  • A. John M. Erickson
    John M. Erickson is an American local politician who serves as the mayor of West Hollywood, California.
  • B. Thomas E. Ackerman
    Thomas E. Ackerman is an American cinematographer known for his work on popular films including the dark comedy-fantasy "Beetlejuice."
  • C. John M. Balch
    John M. Balch was an individual significant enough in local history that the city of Balch Springs, Texas, was named in his honor.
  • D. Merritt J. Reid
    Merritt J. Reid was an American architect best known for helping design the iconic Victorian seaside resort Hotel del Coronado in California.
  • E. John A. Peters
    John A. Peters was a prominent American politician and jurist from Maine who served in the U.S. House of Representatives and as Chief Justice of the Maine Supreme Judicial Court in the 19th century.
  • 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: John M. Petersen
Triple: [Petersen Events Center, namedAfter, John M. Petersen]
Generated description
John M. Petersen is a benefactor and namesake of the University of Pittsburgh’s Petersen Events Center, recognized for his significant philanthropic support to the institution.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: John M. Petersen
Target entity description: John M. Petersen is a benefactor and namesake of the University of Pittsburgh’s Petersen Events Center, recognized for his significant philanthropic support to the institution.
  • A. John M. Erickson
    John M. Erickson is an American local politician who serves as the mayor of West Hollywood, California.
  • B. Thomas E. Ackerman
    Thomas E. Ackerman is an American cinematographer known for his work on popular films including the dark comedy-fantasy "Beetlejuice."
  • C. John M. Balch
    John M. Balch was an individual significant enough in local history that the city of Balch Springs, Texas, was named in his honor.
  • D. Merritt J. Reid
    Merritt J. Reid was an American architect best known for helping design the iconic Victorian seaside resort Hotel del Coronado in California.
  • E. John A. Peters
    John A. Peters was a prominent American politician and jurist from Maine who served in the U.S. House of Representatives and as Chief Justice of the Maine Supreme Judicial Court in the 19th century.
  • 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_69ca82edd63c8190b876b8465464c5fa completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7fed6b588190ba5593859c8effc2 completed March 31, 2026, 8:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbd9073c948190aa2e9e6b7ffe9022 completed April 12, 2026, 5:40 p.m.
NEDg Description generation batch_69dcad07b51081908fd66ee9ff7341f6 completed April 13, 2026, 8:44 a.m.
NED2 Entity disambiguation (via description) batch_69dd4386e3308190bb8503ce75fa628f completed April 13, 2026, 7:27 p.m.
Created at: March 30, 2026, 5:58 p.m.