Triple

T199918
Position Surface form Disambiguated ID Type / Status
Subject Metropolitan Pier and Exposition Authority E4080 entity
Predicate operates P24 FINISHED
Object McCormick Place
McCormick Place is a massive convention center complex in Chicago and one of the largest and most prominent exhibition facilities in North America.
 E29844 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: McCormick Place | Statement: [Metropolitan Pier and Exposition Authority, operates, McCormick Place]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: McCormick Place
Context triple: [Metropolitan Pier and Exposition Authority, operates, McCormick Place]
  • A. Manchester Central Convention Complex
    Manchester Central Convention Complex is a major exhibition and conference centre in Manchester, England, housed in a converted former railway station and hosting large-scale national and international events.
  • B. McCormick Tribune Plaza & Ice Rink
    McCormick Tribune Plaza & Ice Rink is a popular outdoor skating rink and public plaza in Chicago that serves as a seasonal recreational centerpiece within Millennium Park.
  • C. Water Tower Place
    Water Tower Place is a major mixed-use skyscraper and shopping complex in Chicago, known for its prominent location along the city’s Magnificent Mile.
  • D. Moody Performance Hall
    Moody Performance Hall is a modern, mid-sized performing arts venue in Dallas known for hosting concerts, theater, and cultural events within the city’s Arts District.
  • E. Pennsylvania Convention Center
    The Pennsylvania Convention Center is a major multi-purpose convention and exhibition facility in downtown Philadelphia that hosts large-scale conferences, trade shows, and public events.
  • 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: McCormick Place
Triple: [Metropolitan Pier and Exposition Authority, operates, McCormick Place]
Generated description
McCormick Place is a massive convention center complex in Chicago and one of the largest and most prominent exhibition facilities in North America.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: McCormick Place
Target entity description: McCormick Place is a massive convention center complex in Chicago and one of the largest and most prominent exhibition facilities in North America.
  • A. Manchester Central Convention Complex
    Manchester Central Convention Complex is a major exhibition and conference centre in Manchester, England, housed in a converted former railway station and hosting large-scale national and international events.
  • B. McCormick Tribune Plaza & Ice Rink
    McCormick Tribune Plaza & Ice Rink is a popular outdoor skating rink and public plaza in Chicago that serves as a seasonal recreational centerpiece within Millennium Park.
  • C. Water Tower Place
    Water Tower Place is a major mixed-use skyscraper and shopping complex in Chicago, known for its prominent location along the city’s Magnificent Mile.
  • D. Moody Performance Hall
    Moody Performance Hall is a modern, mid-sized performing arts venue in Dallas known for hosting concerts, theater, and cultural events within the city’s Arts District.
  • E. Pennsylvania Convention Center
    The Pennsylvania Convention Center is a major multi-purpose convention and exhibition facility in downtown Philadelphia that hosts large-scale conferences, trade shows, and public events.
  • 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_69a254bca59881909a15e1496f1508c7 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a25bcc6dc88190b8c24b485588dfe4 completed Feb. 28, 2026, 3:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69a362b97500819088c4f547f6ee38d4 completed Feb. 28, 2026, 9:48 p.m.
NEDg Description generation batch_69a3632a55ac8190b099ae109b0c578c completed Feb. 28, 2026, 9:50 p.m.
NED2 Entity disambiguation (via description) batch_69a363911900819094af203ba2ed0e8a completed Feb. 28, 2026, 9:52 p.m.
Created at: Feb. 28, 2026, 2:44 a.m.