Triple
T21349953
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rayners Lane station |
E526447
|
entity |
| Predicate | isBetweenStationsOnMetropolitanLine |
P66204
|
FINISHED |
| Object | Eastcote and West Harrow |
—
|
NE NERFINISHED |
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: Eastcote and West Harrow | Statement: [Rayners Lane station, isBetweenStationsOnMetropolitanLine, Eastcote and West Harrow]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eastcote and West Harrow Context triple: [Rayners Lane station, isBetweenStationsOnMetropolitanLine, Eastcote and West Harrow]
-
A.
Harrow & Wealdstone
Harrow & Wealdstone is a major railway and London Underground interchange station in northwest London, serving both suburban and mainline routes.
-
B.
Eastcote
chosen
Eastcote is a suburban area in the London Borough of Hillingdon, known for its residential character, local high street, and access to the Metropolitan and Piccadilly Underground lines.
-
C.
Harrow West
Harrow West is a UK parliamentary constituency in northwest London, covering part of the suburban area within the London Borough of Harrow.
-
D.
West Harrow
West Harrow is a suburban residential area in northwest London, known for its local park, conservation area streets, and access to central London via the Metropolitan line.
-
E.
Totteridge & Whetstone
Totteridge & Whetstone is a London Underground station in north London serving the suburban areas of Totteridge and Whetstone on the Northern line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8ad30512081909012ce318fa67679 |
completed | April 22, 2026, 11:12 a.m. |
Created at: April 16, 2026, 5:03 p.m.