Triple
T19266979
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brondesbury |
E481809
|
entity |
| Predicate | railwayStationOnLine |
P34369
|
FINISHED |
| Object | London Overground Watford DC Line |
—
|
NE NERFINISHED |
How this triple was built (3 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 Overground Watford DC Line | Statement: [Brondesbury, railwayStationOnLine, London Overground Watford DC Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Overground Watford DC Line Context triple: [Brondesbury, railwayStationOnLine, London Overground Watford DC Line]
-
A.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
-
B.
North London line
The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
-
C.
DLR Stratford–Lewisham line
The DLR Stratford–Lewisham line is a Docklands Light Railway route in London that runs from Stratford in the northeast to Lewisham in the southeast, serving key hubs such as Canary Wharf.
-
D.
District line (London Underground)
The District line is a major London Underground line running across the city from east to west, serving numerous suburban areas and key central London destinations.
-
E.
London Moorgate–Hertford North line
The London Moorgate–Hertford North line is a suburban commuter rail route in North London and Hertfordshire linking central London’s Moorgate station with Hertford North via intermediate stops such as Gordon Hill.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: London Overground Watford DC Line Target entity description: The London Overground Watford DC Line is a suburban commuter rail route in London that runs between London Euston and Watford Junction, serving numerous north-west London stations as part of the London Overground network.
-
A.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
-
B.
North London line
The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
-
C.
DLR Stratford–Lewisham line
The DLR Stratford–Lewisham line is a Docklands Light Railway route in London that runs from Stratford in the northeast to Lewisham in the southeast, serving key hubs such as Canary Wharf.
-
D.
District line (London Underground)
The District line is a major London Underground line running across the city from east to west, serving numerous suburban areas and key central London destinations.
-
E.
London Moorgate–Hertford North line
The London Moorgate–Hertford North line is a suburban commuter rail route in North London and Hertfordshire linking central London’s Moorgate station with Hertford North via intermediate stops such as Gordon Hill.
- F. None of above. chosen
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_69d8e8ce54cc8190998418ff1f66ef28 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fb8d58988190a942627b1fb79285 |
completed | April 20, 2026, 10:10 a.m. |
Created at: April 10, 2026, 1:29 p.m.