Triple

T6628930
Position Surface form Disambiguated ID Type / Status
Subject Union Station (Toronto) E149870 entity
Predicate hasUndergroundConcourse P1656 FINISHED
Object York Concourse
York Concourse is a major underground passenger concourse at Toronto’s Union Station that serves as a primary access and circulation area for GO Transit and other rail commuters.
E606633 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: York Concourse | Statement: [Union Station (Toronto), hasUndergroundConcourse, York Concourse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: York Concourse
Context triple: [Union Station (Toronto), hasUndergroundConcourse, York Concourse]
  • A. Herald Square
    Herald Square is a bustling commercial and transportation hub in Midtown Manhattan, best known for its flagship Macy’s department store and as a focal point of New York City’s retail and holiday festivities.
  • B. Cross Hall
    Cross Hall is a central ceremonial corridor on the State Floor of the White House that connects key rooms and serves as a prominent space for presidential processions and receptions.
  • C. Commonwealth Plaza
    Commonwealth Plaza is the large, glass-covered public atrium and gathering space at the heart of Philadelphia’s Kimmel Center for the Performing Arts.
  • D. Bridge Street Terminal
    Bridge Street Terminal was a former public transit facility in Philadelphia that served as a key hub for trolley and bus services before being replaced by the modern Frankford Transportation Center.
  • E. Newark North Gate
    Newark North Gate is a major railway station in Newark, Nottinghamshire, situated on the East Coast Main Line and providing fast intercity services between London, the East Midlands, and northern England.
  • 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: York Concourse
Triple: [Union Station (Toronto), hasUndergroundConcourse, York Concourse]
Generated description
York Concourse is a major underground passenger concourse at Toronto’s Union Station that serves as a primary access and circulation area for GO Transit and other rail commuters.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: York Concourse
Target entity description: York Concourse is a major underground passenger concourse at Toronto’s Union Station that serves as a primary access and circulation area for GO Transit and other rail commuters.
  • A. Herald Square
    Herald Square is a bustling commercial and transportation hub in Midtown Manhattan, best known for its flagship Macy’s department store and as a focal point of New York City’s retail and holiday festivities.
  • B. Cross Hall
    Cross Hall is a central ceremonial corridor on the State Floor of the White House that connects key rooms and serves as a prominent space for presidential processions and receptions.
  • C. Commonwealth Plaza
    Commonwealth Plaza is the large, glass-covered public atrium and gathering space at the heart of Philadelphia’s Kimmel Center for the Performing Arts.
  • D. Bridge Street Terminal
    Bridge Street Terminal was a former public transit facility in Philadelphia that served as a key hub for trolley and bus services before being replaced by the modern Frankford Transportation Center.
  • E. Newark North Gate
    Newark North Gate is a major railway station in Newark, Nottinghamshire, situated on the East Coast Main Line and providing fast intercity services between London, the East Midlands, and northern England.
  • 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_69c687ee50048190aa151765bef16193 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6afa4a08481908cb5a554f388f32a completed March 27, 2026, 4:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e44f5f9c819088cfb4fd87887766 completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e55028ac8190b2bde6637981195c completed March 27, 2026, 8:15 p.m.
NED2 Entity disambiguation (via description) batch_69c6e5eacefc819092d0e9f79d90c4a6 completed March 27, 2026, 8:17 p.m.
Created at: March 27, 2026, 1:59 p.m.