Triple
T23560450
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Borehamwood |
E579222
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Elstree & Borehamwood 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: Elstree & Borehamwood railway station | Statement: [Borehamwood, servedBy, Elstree & Borehamwood railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Elstree & Borehamwood railway station Context triple: [Borehamwood, servedBy, Elstree & Borehamwood railway station]
-
A.
Elstree & Borehamwood railway station
chosen
Elstree & Borehamwood railway station is a suburban rail station in Hertfordshire, England, serving the town of Borehamwood on the Thameslink route into central London.
-
B.
Totteridge & Whetstone station
Totteridge & Whetstone station is a London Underground station on the Northern line serving the suburban areas of Totteridge and Whetstone in north London.
-
C.
Brookmans Park railway station
Brookmans Park railway station is a suburban rail stop in Hertfordshire, England, serving the village of Brookmans Park on the commuter route into central London.
-
D.
Rickmansworth station
Rickmansworth station is a railway and London Underground station in Hertfordshire serving the town of Rickmansworth on the Metropolitan line and National Rail services.
-
E.
Bushey railway station
Bushey railway station is a suburban rail station in Hertfordshire, England, providing commuter services on the West Coast Main Line into London and surrounding areas.
- 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_69e245fe24588190888f3aec8407d8e3 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1af680ee88190a23a6f9fed7ae757 |
completed | April 29, 2026, 7:12 a.m. |
Created at: April 17, 2026, 6:13 p.m.