Triple
T2741922
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downsview Park station |
E60769
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
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.
|
E297959
|
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: Barrie line | Statement: [Downsview Park station, connectsWith, Barrie line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barrie line Context triple: [Downsview Park station, connectsWith, Barrie line]
-
A.
Trent Valley Line
The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: Barrie line Triple: [Downsview Park station, connectsWith, Barrie line]
Generated description
The Barrie line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto and the city of Barrie.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Barrie line Target entity description: The Barrie line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto and the city of Barrie.
-
A.
Trent Valley Line
The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- 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_69ab4b77febc819095603eb012cd141b |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdb303898819098a7d192e29817f8 |
completed | March 7, 2026, 8 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afc039a9988190a01036b15a19be6c |
completed | March 10, 2026, 6:54 a.m. |
| NEDg | Description generation | batch_69afc188b76481909c6ccb49f49b1a26 |
completed | March 10, 2026, 7 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afc202466c81908c300520173837dc |
completed | March 10, 2026, 7:02 a.m. |
Created at: March 6, 2026, 9:56 p.m.