Triple
T20404385
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Custom House Elizabeth line station |
E500425
|
entity |
| Predicate | partOfNetwork |
P840
|
FINISHED |
| Object | Transport for London rail services |
—
|
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: Transport for London rail services | Statement: [Custom House Elizabeth line station, partOfNetwork, Transport for London rail services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transport for London rail services Context triple: [Custom House Elizabeth line station, partOfNetwork, Transport for London rail services]
-
A.
Transport for London rail services
chosen
Transport for London rail services comprise the network of urban rail operations in London, including the Underground, Overground, Docklands Light Railway, and other rail-based public transport managed by Transport for London.
-
B.
TfL Rail services
TfL Rail services were the interim commuter rail operations in London and the surrounding area that preceded and were later integrated into the full Elizabeth line network.
-
C.
National Rail services in London
National Rail services in London comprise the network of mainline train operators providing suburban, regional, and long-distance rail connections across the capital and to the rest of the UK.
-
D.
London Underground and National Rail
London Underground and National Rail together form the integrated urban metro and nationwide mainline rail services that constitute the core of passenger rail transport in London and across Great Britain.
-
E.
Thameslink
Thameslink is a major British rail network providing cross-London services that connect destinations across the South East of England.
- 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_69e0b4a81bec8190b69adfdc1336a015 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6799161c48190825eca3027d1aa51 |
completed | April 20, 2026, 7:08 p.m. |
Created at: April 16, 2026, 11:29 a.m.