Triple

T2758140
Position Surface form Disambiguated ID Type / Status
Subject GO Transit E61153 entity
Predicate hasRailServiceBrand P39149 FINISHED
Object Richmond Hill line
The Richmond Hill line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto’s Union Station and communities to the north along the Don Valley and Richmond Hill.
E329374 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: Richmond Hill line | Statement: [GO Transit, hasRailServiceBrand, Richmond Hill line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Richmond Hill line
Context triple: [GO Transit, hasRailServiceBrand, Richmond Hill line]
  • A. Waterloo & City line
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • B. Trillium Line
    The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
  • C. Esk Valley Line
    The Esk Valley Line is a rural railway route in North Yorkshire, England, running through the scenic Esk Valley between Middlesbrough and Whitby.
  • D. Waterloo–Reading line
    The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
  • E. Lakeshore West line
    The Lakeshore West line is a major GO Transit commuter rail corridor in the Greater Toronto and Hamilton Area, running along the north shore of Lake Ontario and connecting Toronto with its western suburbs and cities.
  • 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: Richmond Hill line
Triple: [GO Transit, hasRailServiceBrand, Richmond Hill line]
Generated description
The Richmond Hill line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto’s Union Station and communities to the north along the Don Valley and Richmond Hill.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Richmond Hill line
Target entity description: The Richmond Hill line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto’s Union Station and communities to the north along the Don Valley and Richmond Hill.
  • A. Waterloo & City line
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • B. Trillium Line
    The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
  • C. Esk Valley Line
    The Esk Valley Line is a rural railway route in North Yorkshire, England, running through the scenic Esk Valley between Middlesbrough and Whitby.
  • D. Waterloo–Reading line
    The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
  • E. Lakeshore West line
    The Lakeshore West line is a major GO Transit commuter rail corridor in the Greater Toronto and Hamilton Area, running along the north shore of Lake Ontario and connecting Toronto with its western suburbs and cities.
  • 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_69ab4b7a85bc819094a349b84beb1f2c completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdd2121548190b96f174e6f61f9b5 completed March 7, 2026, 8:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69b20f26de488190ac6050638278f988 completed March 12, 2026, 12:56 a.m.
NEDg Description generation batch_69b212d7ec248190a3f55f5efdd85f97 completed March 12, 2026, 1:11 a.m.
NED2 Entity disambiguation (via description) batch_69b2134ca9d881908676b9d349767e0d completed March 12, 2026, 1:13 a.m.
Created at: March 6, 2026, 9:57 p.m.