Triple
T9075838
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bexleyheath Line |
E217480
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Crayford railway station |
E765693
|
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: Crayford railway station | Statement: [Bexleyheath Line, hasStation, Crayford railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Crayford railway station Context triple: [Bexleyheath Line, hasStation, Crayford railway station]
-
A.
Crayford railway station
chosen
Crayford railway station is a suburban rail station in the London Borough of Bexley, serving the town of Crayford with regular commuter services into central London.
-
B.
Cricklewood railway station
Cricklewood railway station is a suburban rail station in north-west London, England, serving the Cricklewood area on the Midland Main Line with Thameslink services into central London and beyond.
-
C.
Purley railway station
Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
-
D.
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.
-
E.
Orpington railway station
Orpington railway station is a major commuter rail hub in the London Borough of Bromley, providing frequent services between southeast London, Kent, and central London.
- 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_69ca83d6c14c8190bc056d927f00a2a2 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc95c53274819099b3b3047bfe8cc8 |
completed | April 1, 2026, 3:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cffe0fade4819093e4d1d91aca1d3f |
completed | April 3, 2026, 5:51 p.m. |
Created at: March 30, 2026, 7:12 p.m.