Triple
T12796706
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baker Street and Waterloo Railway |
E305908
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Elephant & Castle station |
E129317
|
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: Elephant & Castle station | Statement: [Baker Street and Waterloo Railway, terminus, Elephant & Castle station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Elephant & Castle station Context triple: [Baker Street and Waterloo Railway, terminus, Elephant & Castle station]
-
A.
Elephant & Castle Underground station
chosen
Elephant & Castle Underground station is a major London Underground interchange in the Elephant and Castle area, serving both the Bakerloo and Northern lines in the London Borough of Southwark.
-
B.
Farringdon station
Farringdon station is a major central London railway, Underground, and Elizabeth line interchange known for its key role in connecting the City of London with wider suburban and national routes.
-
C.
Covent Garden station
Covent Garden station is a London Underground station on the Piccadilly line, serving the Covent Garden area in the West End of London.
-
D.
Brixton Underground Station
Brixton Underground Station is a London Underground station in south London that serves as the southern terminus of the Victoria line and a major transport hub for the Brixton area.
-
E.
Southwark station
Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
- 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_69d7bdf366888190a8cccb982606889c |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e6db68481909a2ca8da1287f3e0 |
completed | April 10, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feadf5e520819090c3211a1992d463 |
completed | May 9, 2026, 3:45 a.m. |
Created at: April 9, 2026, 5:30 p.m.