Triple
T4795733
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wealdstone |
E106706
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Harrow & Wealdstone railway station |
E307352
|
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: Harrow & Wealdstone railway station | Statement: [Wealdstone, servedBy, Harrow & Wealdstone railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harrow & Wealdstone railway station Context triple: [Wealdstone, servedBy, Harrow & Wealdstone railway station]
-
A.
Harrow & Wealdstone railway station
chosen
Harrow & Wealdstone railway station is a major transport hub in northwest London served by National Rail, London Overground, and London Underground services.
-
B.
Hendon railway station
Hendon railway station is a suburban railway station in the London Borough of Barnet, serving the Hendon area on the Midland Main Line with Thameslink services into central London and beyond.
-
C.
Ealing Common station
Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
-
D.
Hampstead Heath railway station
Hampstead Heath railway station is a London Overground station in north London serving the Hampstead area near Hampstead Heath park.
-
E.
Teddington railway station
Teddington railway station is a suburban rail station in southwest London serving the town of Teddington in the London Borough of Richmond upon Thames.
- 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_69bd43f591c881909e5a532388b0f3f3 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6609e9888190b49f99bb9fb2279d |
completed | March 20, 2026, 3:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be4d9a76c08190bd19fcef378cd640 |
completed | March 21, 2026, 7:49 a.m. |
Created at: March 20, 2026, 1:22 p.m.