Triple

T7578428
Position Surface form Disambiguated ID Type / Status
Subject Guelph Central Station E179419 entity
Predicate railLineServed P6301 FINISHED
Object Kitchener line E295999 NE FINISHED

How this triple was built (3 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 line | Statement: [Guelph Central Station, railLineServed, Kitchener line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kitchener line
Context triple: [Guelph Central Station, railLineServed, Kitchener line]
  • A. Kitchener line chosen
    The Kitchener line is a GO Transit commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
  • B. Arlington line
    The Arlington line is a branch of the prominent Lee family of Virginia, historically associated with the estate that became Arlington National Cemetery.
  • C. Barrie line
    The Barrie line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto and the city of Barrie.
  • D. Hastings Line
    The Hastings Line is a major railway route in Southeast England that connects London with the coastal town of Hastings, serving numerous commuter and regional destinations along the way.
  • E. Leicester Line
    The Leicester Line is a major branch of England’s Grand Union Canal that runs through the East Midlands, linking the main canal with Leicester and the River Soar.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railLineServed
Context triple: [Guelph Central Station, railLineServed, Kitchener line]
  • A. railwayTypeServed
    Indicates the type of railway system or service that a given entity (such as a station, line, or facility) is designed to serve or accommodate.
  • B. lineServed chosen
    Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
  • C. transportationServedBy
    Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
  • D. railServicesTo
    Indicates that rail transportation services operate from one location to another specified destination.
  • E. railLineOrigin
    Indicates that a rail line begins or originates from a specified location or point.
  • F. None of above.

Provenance (4 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_69c69f327db881909a21ae3b156f8ded completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c6f97460a481909d61fba555567b66 completed March 27, 2026, 9:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8616d87f881909fe23220dc77167c completed March 28, 2026, 11:17 p.m.
PD Predicate disambiguation batch_69c6f4e04c2c8190a889d928515d9b8e completed March 27, 2026, 9:21 p.m.
Created at: March 27, 2026, 3:51 p.m.