Triple
T3904145
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Embankment Underground station |
E90563
|
entity |
| Predicate | adjacentStationOnBakerlooLine |
P52796
|
FINISHED |
| Object | Waterloo Underground station |
E134209
|
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 Underground station | Statement: [Embankment Underground station, adjacentStationOnBakerlooLine, Waterloo Underground station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waterloo Underground station Context triple: [Embankment Underground station, adjacentStationOnBakerlooLine, Waterloo Underground station]
-
A.
Waterloo Underground station
chosen
Waterloo Underground station is a major London Underground interchange in central London, serving multiple lines and providing access to the adjacent Waterloo mainline railway station.
-
B.
St Paul’s Underground station
St Paul’s Underground station is a London Underground station in the City of London serving the Central line near St Paul’s Cathedral.
-
C.
Scarborough Centre station
Scarborough Centre station is a former Toronto rapid transit station that served the Scarborough City Centre area as a key stop on Line 3 Scarborough.
-
D.
Waterloo railway station
Waterloo railway station is a railway station serving the Waterloo area of Crosby in Merseyside, England, as part of the Merseyrail network.
-
E.
Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
- 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_69aed95d315881908cbf1bf4a7215fbf |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aef90e5f408190abf8353e153d1558 |
completed | March 9, 2026, 4:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b528540ad48190ac86774c76a2ffd4 |
completed | March 14, 2026, 9:20 a.m. |
Created at: March 9, 2026, 3:22 p.m.