Triple

T1821961
Position Surface form Disambiguated ID Type / Status
Subject Markham, Ontario E40557 entity
Predicate hasRailStation P726 FINISHED
Object Markham GO Station
Markham GO Station is a commuter rail station in Markham, Ontario, serving GO Transit's Stouffville line and connecting the town to the Greater Toronto Area.
 E210552 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: Markham GO Station | Statement: [Markham, Ontario, hasRailStation, Markham GO Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Markham GO Station
Context triple: [Markham, Ontario, hasRailStation, Markham GO Station]
  • A. 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.
  • B. Bramalea GO Station
    Bramalea GO Station is a commuter rail and bus station in the Bramalea area of Brampton, Ontario, serving GO Transit and regional passengers in the Greater Toronto Area.
  • C. 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.
  • D. Downsview Park station
    Downsview Park station is a Toronto Transit Commission subway station on Line 1 Yonge–University that serves the Downsview Park area and connects with GO Transit rail services.
  • E. Don Mills station
    Don Mills station is an eastern Toronto subway terminus on Line 4 Sheppard that serves as a key transit hub for buses and nearby commercial and residential areas.
  • 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: Markham GO Station
Triple: [Markham, Ontario, hasRailStation, Markham GO Station]
Generated description
Markham GO Station is a commuter rail station in Markham, Ontario, serving GO Transit's Stouffville line and connecting the town to the Greater Toronto Area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Markham GO Station
Target entity description: Markham GO Station is a commuter rail station in Markham, Ontario, serving GO Transit's Stouffville line and connecting the town to the Greater Toronto Area.
  • A. 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.
  • B. Bramalea GO Station
    Bramalea GO Station is a commuter rail and bus station in the Bramalea area of Brampton, Ontario, serving GO Transit and regional passengers in the Greater Toronto Area.
  • C. 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.
  • D. Downsview Park station
    Downsview Park station is a Toronto Transit Commission subway station on Line 1 Yonge–University that serves the Downsview Park area and connects with GO Transit rail services.
  • E. Don Mills station
    Don Mills station is an eastern Toronto subway terminus on Line 4 Sheppard that serves as a key transit hub for buses and nearby commercial and residential areas.
  • 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_69addf42de6081908182cd3bda9c69e9 completed March 8, 2026, 8:42 p.m.
NEDg Description generation batch_69addfb3860481908ff4eebfa3d06fa7 completed March 8, 2026, 8:44 p.m.
NED2 Entity disambiguation (via description) batch_69ade027072481909b707bbfc47da4de completed March 8, 2026, 8:46 p.m.
Created at: March 4, 2026, 7:32 p.m.