Triple
T12796717
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baker Street and Waterloo Railway |
E305908
|
entity |
| Predicate | servedStation |
P726
|
FINISHED |
| Object | Lambeth North station |
E301924
|
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: Lambeth North station | Statement: [Baker Street and Waterloo Railway, servedStation, Lambeth North station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lambeth North station Context triple: [Baker Street and Waterloo Railway, servedStation, Lambeth North station]
-
A.
Lambeth North Underground station
chosen
Lambeth North Underground station is a London Underground station on the Bakerloo line serving the Lambeth area just south of the River Thames.
-
B.
Lewisham station
Lewisham station is a major transport hub in southeast London that serves National Rail, Docklands Light Railway, and numerous bus routes.
-
C.
Redbridge tube station
Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
-
D.
Rotherhithe railway station
Rotherhithe railway station is a London Overground station in southeast London serving the Rotherhithe area on the East London line.
-
E.
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.
- 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_69f6fefabc8081908e46ffcaef22cce1 |
completed | May 3, 2026, 7:53 a.m. |
Created at: April 9, 2026, 5:30 p.m.