Triple
T9480555
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chingford |
E228624
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Chingford railway station |
E636406
|
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: Chingford railway station | Statement: [Chingford, hasRailwayStation, Chingford railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chingford railway station Context triple: [Chingford, hasRailwayStation, Chingford railway station]
-
A.
Chingford railway station
chosen
Chingford railway station is a suburban rail terminus in the London Borough of Waltham Forest, serving as the northern endpoint of a commuter line into central London.
-
B.
Epping railway station
Epping railway station is a suburban commuter rail station in Melbourne, Australia, serving the northern suburb of Epping on the city's metropolitan rail network.
-
C.
Chislehurst railway station
Chislehurst railway station is a suburban rail station in the London Borough of Bromley that provides commuter services between Chislehurst and central London, as well as other destinations in southeast England.
-
D.
Walthamstow Central railway station
Walthamstow Central railway station is a key National Rail and London Underground interchange in the London Borough of Waltham Forest, serving as a major transport hub in northeast London.
-
E.
Redbridge railway station
Redbridge railway station is a small suburban rail stop in Hampshire, England, serving the Redbridge area near Southampton on local and regional routes.
- 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_69ca84730a5081908de282651019bf2f |
completed | March 30, 2026, 2:10 p.m. |
| NER | Named-entity recognition | batch_69cd8018645c8190823d82a93635b345 |
completed | April 1, 2026, 8:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d12cf7526c8190b96693bdc13743d5 |
completed | April 4, 2026, 3:23 p.m. |
Created at: March 30, 2026, 7:54 p.m.