Triple
T19639918
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upton Park |
E471502
|
entity |
| Predicate | transport |
P230
|
FINISHED |
| Object | London Underground Hammersmith & City line |
—
|
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: London Underground Hammersmith & City line | Statement: [Upton Park, transport, London Underground Hammersmith & City line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Underground Hammersmith & City line Context triple: [Upton Park, transport, London Underground Hammersmith & City line]
-
A.
London Underground District line
The London Underground District line is a major Tube line in London running from the western suburbs through central London to the east, serving numerous key residential and commercial areas.
-
B.
London Underground Metropolitan line
The London Underground Metropolitan line is one of the network’s oldest and longest lines, running from central London into the north-west suburbs and beyond into Buckinghamshire.
-
C.
London Underground Victoria line
The London Underground Victoria line is a high-frequency, deep-level Tube line in London running north–south between Walthamstow Central and Brixton.
-
D.
London Underground Central line
The London Underground Central line is a major east–west Tube line running across Greater London, connecting key central and suburban areas as part of the city’s rapid transit network.
-
E.
Hammersmith & City line
chosen
The Hammersmith & City line is a London Underground service running across west and central London, linking Hammersmith to Barking via key hubs such as Paddington, King's Cross St Pancras, and Liverpool Street.
- 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_69d8e511f28481909f4bc3ea9191e54a |
completed | April 10, 2026, 11:54 a.m. |
| NER | Named-entity recognition | batch_69e641215df48190926b38e6502bb83e |
completed | April 20, 2026, 3:07 p.m. |
Created at: April 10, 2026, 1:44 p.m.