Triple

T12391325
Position Surface form Disambiguated ID Type / Status
Subject Kitchener line E295999 entity
Predicate terminus P388 FINISHED
Object Kitchener GO Station
Kitchener GO Station is a regional rail station in Kitchener, Ontario, serving as a key hub for GO Transit commuter services connecting the city with the Greater Toronto Area.
 E1008262 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: Kitchener GO Station | Statement: [Kitchener line, terminus, Kitchener GO Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kitchener GO Station
Context triple: [Kitchener line, terminus, Kitchener GO Station]
  • A. 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.
  • B. Malton GO Station
    Malton GO Station is a commuter rail station in Mississauga, Ontario, served by GO Transit’s Kitchener line and connecting local bus services.
  • C. Erindale GO Station
    Erindale GO Station is a commuter rail station in Mississauga, Ontario, serving passengers on GO Transit's Milton line into downtown Toronto.
  • D. Kitchener City Hall ION station
    Kitchener City Hall ION station is a light rail transit stop on the ION rapid transit line serving the downtown core of Kitchener, Ontario, Canada.
  • E. Eglinton GO Station
    Eglinton GO Station is a commuter rail station in Toronto, Ontario, served by GO Transit's Stouffville line and connecting local transit services.
  • 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: Kitchener GO Station
Triple: [Kitchener line, terminus, Kitchener GO Station]
Generated description
Kitchener GO Station is a regional rail station in Kitchener, Ontario, serving as a key hub for GO Transit commuter services connecting the city with the Greater Toronto Area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kitchener GO Station
Target entity description: Kitchener GO Station is a regional rail station in Kitchener, Ontario, serving as a key hub for GO Transit commuter services connecting the city with the Greater Toronto Area.
  • A. 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.
  • B. Malton GO Station
    Malton GO Station is a commuter rail station in Mississauga, Ontario, served by GO Transit’s Kitchener line and connecting local bus services.
  • C. Erindale GO Station
    Erindale GO Station is a commuter rail station in Mississauga, Ontario, serving passengers on GO Transit's Milton line into downtown Toronto.
  • D. Kitchener City Hall ION station
    Kitchener City Hall ION station is a light rail transit stop on the ION rapid transit line serving the downtown core of Kitchener, Ontario, Canada.
  • E. Eglinton GO Station
    Eglinton GO Station is a commuter rail station in Toronto, Ontario, served by GO Transit's Stouffville line and connecting local transit services.
  • 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_69d6ad9e653c8190b1473c860ee53dae completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d93fd0bcc48190bb1a59a3aaa6bfdf completed April 10, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6a533a2788190b885c000c29f4e87 completed May 3, 2026, 1:30 a.m.
NEDg Description generation batch_69f6a6e9ad50819091169f9a1b697d7d completed May 3, 2026, 1:37 a.m.
NED2 Entity disambiguation (via description) batch_69f6a7a3c9948190bc6cee51ee66103d completed May 3, 2026, 1:40 a.m.
Created at: April 8, 2026, 9:54 p.m.