Triple

T10552173
Position Surface form Disambiguated ID Type / Status
Subject Brockville Railway Tunnel E248978 entity
Predicate passesUnder P19079 FINISHED
Object City Hall
City Hall is the central municipal government building of a city, typically housing the mayor’s office, council chambers, and key administrative departments.
E870281 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: City Hall | Statement: [Brockville Railway Tunnel, passesUnder, City Hall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: City Hall
Context triple: [Brockville Railway Tunnel, passesUnder, City Hall]
  • A. City Hall
    City Hall is the historic and architecturally grand municipal government building of Philadelphia, renowned for its elaborate Second Empire style and the statue of William Penn atop its tower.
  • B. City Hall
    City Hall is a 1996 American political drama film set in New York City, starring Al Pacino and John Cusack, that explores corruption and moral ambiguity in urban government.
  • C. City Hall
    City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
  • D. City Hall
    City Hall is the grand Beaux-Arts style civic building in San Francisco that houses the city's government offices and is known for its impressive dome and historic significance.
  • E. Town Hall
    Town Hall is a historic civic building in Berwick-upon-Tweed that has long served as a center for local government and community 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: City Hall
Triple: [Brockville Railway Tunnel, passesUnder, City Hall]
Generated description
City Hall is the central municipal government building of a city, typically housing the mayor’s office, council chambers, and key administrative departments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: City Hall
Target entity description: City Hall is the central municipal government building of a city, typically housing the mayor’s office, council chambers, and key administrative departments.
  • A. City Hall
    City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
  • B. City Hall
    City Hall is the historic and architecturally grand municipal government building of Philadelphia, renowned for its elaborate Second Empire style and the statue of William Penn atop its tower.
  • C. City Hall
    City Hall is a 1996 American political drama film set in New York City, starring Al Pacino and John Cusack, that explores corruption and moral ambiguity in urban government.
  • D. City Hall
    City Hall is the grand Beaux-Arts style civic building in San Francisco that houses the city's government offices and is known for its impressive dome and historic significance.
  • E. Town Hall
    Town Hall is a prominent civic and cultural building in Middlesbrough, England, known for hosting concerts, performances, and community 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_69d381c733c08190ab1dd6239f5f34ae completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d526d5820c8190a1ad6d6551d093bb completed April 7, 2026, 3:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69d934639b3481908204db41101132c3 completed April 10, 2026, 5:33 p.m.
NEDg Description generation batch_69d938c8b25c8190bb048053d8668e5c completed April 10, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69d939b1844881908c8fbcb9488863f6 completed April 10, 2026, 5:56 p.m.
Created at: April 6, 2026, 12:34 p.m.