Triple
T13810331
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stouffville line |
E331870
|
entity |
| Predicate | historicalName |
P65
|
FINISHED |
| Object |
Uxbridge Subdivision (railway corridor name)
Uxbridge Subdivision is a historic Canadian railway corridor that once formed part of the route now served by GO Transit's Stouffville line in Ontario.
|
E1062131
|
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: Uxbridge Subdivision (railway corridor name) | Statement: [Stouffville line, historicalName, Uxbridge Subdivision (railway corridor name)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Uxbridge Subdivision (railway corridor name) Context triple: [Stouffville line, historicalName, Uxbridge Subdivision (railway corridor name)]
-
A.
Roxbury Subdivision
Roxbury Subdivision is a rail line operated by the New England Central Railroad, forming part of its regional freight rail network in New England.
-
B.
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.
-
C.
Boston Subdivision
The Boston Subdivision is a major freight and passenger rail corridor in Massachusetts that forms part of the main line between Boston and points west.
-
D.
Dorchester Branch rail corridor
The Dorchester Branch rail corridor is a commuter rail line in Boston, Massachusetts, that runs through the Dorchester neighborhood and connects several local stations to the broader regional rail network.
-
E.
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.
- 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: Uxbridge Subdivision (railway corridor name) Triple: [Stouffville line, historicalName, Uxbridge Subdivision (railway corridor name)]
Generated description
Uxbridge Subdivision is a historic Canadian railway corridor that once formed part of the route now served by GO Transit's Stouffville line in Ontario.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Uxbridge Subdivision (railway corridor name) Target entity description: Uxbridge Subdivision is a historic Canadian railway corridor that once formed part of the route now served by GO Transit's Stouffville line in Ontario.
-
A.
Roxbury Subdivision
Roxbury Subdivision is a rail line operated by the New England Central Railroad, forming part of its regional freight rail network in New England.
-
B.
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.
-
C.
Boston Subdivision
The Boston Subdivision is a major freight and passenger rail corridor in Massachusetts that forms part of the main line between Boston and points west.
-
D.
Dorchester Branch rail corridor
The Dorchester Branch rail corridor is a commuter rail line in Boston, Massachusetts, that runs through the Dorchester neighborhood and connects several local stations to the broader regional rail network.
-
E.
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.
- 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_69d81c59f8808190a851bc56afdc55e9 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de026ff6b481908066d6bf27064417 |
completed | April 14, 2026, 9:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7b09161108190abbd97a30af9ab49 |
completed | May 3, 2026, 8:31 p.m. |
| NEDg | Description generation | batch_69f7b138fda88190b2b7ffb51ce02a40 |
completed | May 3, 2026, 8:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f7b28ca218819097fc35042d3b278a |
completed | May 3, 2026, 8:39 p.m. |
Created at: April 9, 2026, 10:12 p.m.