Triple
T22236352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Birmingham New Street – Coventry – Northampton – London Euston |
E549602
|
entity |
| Predicate | hasIntermediateStation |
P24280
|
FINISHED |
| Object | Watford Junction railway station |
—
|
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: Watford Junction railway station | Statement: [Birmingham New Street – Coventry – Northampton – London Euston, hasIntermediateStation, Watford Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Watford Junction railway station Context triple: [Birmingham New Street – Coventry – Northampton – London Euston, hasIntermediateStation, Watford Junction railway station]
-
A.
Watford Junction railway station
chosen
Watford Junction railway station is a major rail hub in Hertfordshire, England, providing regional, commuter, and long-distance services including routes to London and the Midlands.
-
B.
Watford High Street railway station
Watford High Street railway station is a suburban rail station in Watford, Hertfordshire, serving local and London Overground services on the Watford DC line.
-
C.
Watford North railway station
Watford North railway station is a small suburban rail stop in Hertfordshire, England, serving the northern part of Watford on the Abbey Line between Watford Junction and St Albans Abbey.
-
D.
Catford railway station
Catford railway station is a suburban railway station in the London Borough of Lewisham, serving the Catford area with services on the Thameslink route.
-
E.
Watford tube station
Watford tube station is a London Underground station in Hertfordshire that serves as the northern terminus of the Watford branch of the Metropolitan 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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf7b1d8819091087dcfdb2e967c |
completed | April 28, 2026, 9:51 p.m. |
Created at: April 16, 2026, 8:38 p.m.