Triple

T6594264
Position Surface form Disambiguated ID Type / Status
Subject GO Transit Kitchener line E148436 entity
Predicate usesRailwaySubdivision P15040 FINISHED
Object Weston Subdivision
Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
E607901 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: Weston Subdivision | Statement: [GO Transit Kitchener line, usesRailwaySubdivision, Weston Subdivision]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Weston Subdivision
Context triple: [GO Transit Kitchener line, usesRailwaySubdivision, Weston Subdivision]
  • A. Hudson Subdivision
    The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
  • B. Mohawk Subdivision
    The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
  • C. Peninsula Subdivision
    Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
  • D. Hi-Line Subdivision
    The Hi-Line Subdivision is a major BNSF Railway main line in northern Montana that carries transcontinental freight and passenger trains across the Rocky Mountains.
  • E. Aurora Branch
    Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
  • 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: Weston Subdivision
Triple: [GO Transit Kitchener line, usesRailwaySubdivision, Weston Subdivision]
Generated description
Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Weston Subdivision
Target entity description: Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
  • A. Hudson Subdivision
    The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
  • B. Mohawk Subdivision
    The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
  • C. Peninsula Subdivision
    Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
  • D. Hi-Line Subdivision
    The Hi-Line Subdivision is a major BNSF Railway main line in northern Montana that carries transcontinental freight and passenger trains across the Rocky Mountains.
  • E. Aurora Branch
    Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
  • 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_69c687e7b8688190811ffee72e096468 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6d0a262808190a33ac94374affde4 completed March 27, 2026, 6:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e42d6ba08190beccfad588594780 completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e7c75140819082a32e4662e0b07c completed March 27, 2026, 8:25 p.m.
NED2 Entity disambiguation (via description) batch_69c6e8881b848190bd6184aeaf311d24 completed March 27, 2026, 8:28 p.m.
Created at: March 27, 2026, 1:55 p.m.