Triple

T1821960
Position Surface form Disambiguated ID Type / Status
Subject Markham, Ontario E40557 entity
Predicate hasRailStation P726 FINISHED
Object Unionville GO Station
Unionville GO Station is a commuter rail station in the Unionville area of Markham, Ontario, serving GO Transit passengers on the Stouffville line.
 E202930 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: Unionville GO Station | Statement: [Markham, Ontario, hasRailStation, Unionville GO Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Unionville GO Station
Context triple: [Markham, Ontario, hasRailStation, Unionville GO Station]
  • A. Mount Pleasant GO Station
    Mount Pleasant GO Station is a commuter rail and bus station in Brampton, Ontario, serving as part of the Greater Toronto Area’s GO Transit network.
  • B. Dundas station
    Dundas station is a downtown Toronto subway station on the Toronto Transit Commission network, serving the busy Yonge–Dundas Square and Eaton Centre area.
  • C. Brampton GO Station
    Brampton GO Station is a commuter rail and bus transit hub in Brampton, Ontario, serving GO Transit and regional passengers on the Kitchener line.
  • D. Osgoode station
    Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
  • E. Guelph Central Station
    Guelph Central Station is the main intermodal transit hub in Guelph, Ontario, serving regional rail and bus services for the city and surrounding area.
  • 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: Unionville GO Station
Triple: [Markham, Ontario, hasRailStation, Unionville GO Station]
Generated description
Unionville GO Station is a commuter rail station in the Unionville area of Markham, Ontario, serving GO Transit passengers on the Stouffville line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Unionville GO Station
Target entity description: Unionville GO Station is a commuter rail station in the Unionville area of Markham, Ontario, serving GO Transit passengers on the Stouffville line.
  • A. Mount Pleasant GO Station
    Mount Pleasant GO Station is a commuter rail and bus station in Brampton, Ontario, serving as part of the Greater Toronto Area’s GO Transit network.
  • B. Dundas station
    Dundas station is a downtown Toronto subway station on the Toronto Transit Commission network, serving the busy Yonge–Dundas Square and Eaton Centre area.
  • C. Brampton GO Station
    Brampton GO Station is a commuter rail and bus transit hub in Brampton, Ontario, serving GO Transit and regional passengers on the Kitchener line.
  • D. Osgoode station
    Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
  • E. Guelph Central Station
    Guelph Central Station is the main intermodal transit hub in Guelph, Ontario, serving regional rail and bus services for the city and surrounding area.
  • 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_69a8864526c081908a3a4d74f689e2c5 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa662b910c8190b1746730ee09015a completed March 6, 2026, 5:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69adbf6526f88190907de68a5344a084 completed March 8, 2026, 6:26 p.m.
NEDg Description generation batch_69adbff32038819088dffc71e8376821 completed March 8, 2026, 6:29 p.m.
NED2 Entity disambiguation (via description) batch_69adc084c9b88190a0d53f5c7c459611 completed March 8, 2026, 6:31 p.m.
Created at: March 4, 2026, 7:32 p.m.