Triple

T411613
Position Surface form Disambiguated ID Type / Status
Subject Toronto City Hall E9500 entity
Predicate replaced P101 FINISHED
Object Old City Hall (Toronto)
Old City Hall (Toronto) is a historic Romanesque Revival former municipal building and courthouse in downtown Toronto, renowned for its iconic clock tower and status as one of the city’s most prominent heritage landmarks.
E52025 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: Old City Hall (Toronto) | Statement: [Toronto City Hall, replaced, Old City Hall (Toronto)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Old City Hall (Toronto)
Context triple: [Toronto City Hall, replaced, Old City Hall (Toronto)]
  • A. Toronto City Hall
    Toronto City Hall is a distinctive modernist civic complex in downtown Toronto that houses the city's municipal government and is one of its most recognizable architectural landmarks.
  • B. Sandford Fleming Building
    The Sandford Fleming Building is a prominent engineering and academic facility at the University of Toronto’s St. George campus.
  • C. Old City Hall
    Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
  • D. Harbourfront Centre
    Harbourfront Centre is a major arts, culture, and recreational hub located along Toronto’s waterfront, known for its galleries, theatres, festivals, and public events.
  • E. Union Station, Toronto
    Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
  • 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: Old City Hall (Toronto)
Triple: [Toronto City Hall, replaced, Old City Hall (Toronto)]
Generated description
Old City Hall (Toronto) is a historic Romanesque Revival former municipal building and courthouse in downtown Toronto, renowned for its iconic clock tower and status as one of the city’s most prominent heritage landmarks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Old City Hall (Toronto)
Target entity description: Old City Hall (Toronto) is a historic Romanesque Revival former municipal building and courthouse in downtown Toronto, renowned for its iconic clock tower and status as one of the city’s most prominent heritage landmarks.
  • A. Toronto City Hall
    Toronto City Hall is a distinctive modernist civic complex in downtown Toronto that houses the city's municipal government and is one of its most recognizable architectural landmarks.
  • B. Sandford Fleming Building
    The Sandford Fleming Building is a prominent engineering and academic facility at the University of Toronto’s St. George campus.
  • C. Old City Hall
    Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
  • D. Harbourfront Centre
    Harbourfront Centre is a major arts, culture, and recreational hub located along Toronto’s waterfront, known for its galleries, theatres, festivals, and public events.
  • E. Union Station, Toronto
    Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
  • 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ecdafa2481908111accc918ff2e8 completed Feb. 28, 2026, 1:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4177a3ef88190bb331ab9034ead7d completed March 1, 2026, 10:39 a.m.
NEDg Description generation batch_69a4183d18348190b8518ae51d29a57c completed March 1, 2026, 10:43 a.m.
NED2 Entity disambiguation (via description) batch_69a41897ffe88190a8c166c8b07e0cbf completed March 1, 2026, 10:44 a.m.
Created at: Feb. 28, 2026, 1:09 p.m.