Triple
T2907478
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waterloo & City line |
E63600
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Waterloo station |
E113173
|
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: Waterloo station | Statement: [Waterloo & City line, terminus, Waterloo station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waterloo station Context triple: [Waterloo & City line, terminus, Waterloo station]
-
A.
Waterloo station
chosen
Waterloo station is a major central London railway terminus and Underground hub, known as one of the busiest transport interchanges in the United Kingdom.
-
B.
Waterloo East station
Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
-
C.
Burlington GO Station
Burlington GO Station is a regional commuter rail and bus station in Burlington, Ontario, serving GO Transit passengers on the Lakeshore West line.
-
D.
Osgoode station
Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
-
E.
Don Mills station
Don Mills station is an eastern Toronto subway terminus on Line 4 Sheppard that serves as a key transit hub for buses and nearby commercial and residential areas.
- 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_69ab4c44ab448190b9411324e8a1fc1d |
completed | March 6, 2026, 9:51 p.m. |
| NER | Named-entity recognition | batch_69abe0d0628c81909680af2f0db2ecae |
completed | March 7, 2026, 8:24 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b05612e79081908c962c2fe2e362d6 |
completed | March 10, 2026, 5:34 p.m. |
Created at: March 6, 2026, 10:11 p.m.