Triple
T7578435
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Guelph Central Station |
E179419
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | Guelph railway station |
E179419
|
NE FINISHED |
How this triple was built (2 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: Guelph railway station | Statement: [Guelph Central Station, formerName, Guelph railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Guelph railway station Context triple: [Guelph Central Station, formerName, Guelph railway station]
-
A.
Guelph Central Station
chosen
Guelph Central Station is the main intermodal transit hub in Guelph, Ontario, serving regional rail and bus services for the city and surrounding area.
-
B.
Kitchener railway station
Kitchener railway station is a major passenger rail and transit hub in Kitchener, Ontario, Canada, serving regional and intercity train services.
-
C.
Ontario Northland Railway station
The Ontario Northland Railway station in Cochrane, Ontario is a regional rail hub serving as a key stop for passenger and freight services in northeastern Ontario.
-
D.
Brantford railway station
Brantford railway station is a historic passenger rail station in Brantford, Ontario, Canada, serving as a stop on VIA Rail’s Quebec City–Windsor Corridor.
-
E.
St. Catharines railway station
St. Catharines railway station is a passenger rail station in St. Catharines, Ontario, serving intercity train services in the Niagara Region of Canada.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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. |
Created at: March 27, 2026, 3:51 p.m.