Triple
T7040364
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lea Valley lines |
E163493
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Walthamstow Central |
E284230
|
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: Walthamstow Central | Statement: [Lea Valley lines, hasStation, Walthamstow Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Walthamstow Central Context triple: [Lea Valley lines, hasStation, Walthamstow Central]
-
A.
Walthamstow Central
chosen
Walthamstow Central is a major transport hub in northeast London, serving as both an Underground and National Rail station for the surrounding Walthamstow area.
-
B.
Ealing Central and Acton
Ealing Central and Acton is a UK parliamentary constituency in West London that covers parts of the London Borough of Ealing, including Ealing, Acton, and surrounding areas.
-
C.
Ealing North
Ealing North is a UK parliamentary constituency in the London Borough of Ealing, represented in the House of Commons.
-
D.
Lewisham East
Lewisham East is a UK parliamentary constituency in southeast London, covering areas such as Catford and Lee within the London Borough of Lewisham.
-
E.
Islington South West
Islington South West was a former UK parliamentary constituency in the London Borough of Islington that existed in the mid-20th century before being replaced by Islington South and Finsbury.
- 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_69c6885e7c1c8190be32a8f79ab4e0cf |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e22544708190b0dffb5256d4cda6 |
completed | March 27, 2026, 8:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c775afabbc8190a6ff263b1a996c9c |
completed | March 28, 2026, 6:31 a.m. |
Created at: March 27, 2026, 2:36 p.m.