Triple
T14215406
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Night Tube on Central line (weekends) |
E352335
|
entity |
| Predicate | lineSectionServed |
P113252
|
FINISHED |
| Object | Ealing Broadway branch |
E317953
|
NE FINISHED |
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: Ealing Broadway branch | Statement: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ealing Broadway branch Context triple: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
-
A.
Ealing Broadway branch of the District line
chosen
The Ealing Broadway branch of the District line is a western suburban section of London’s Underground network that runs between central London and Ealing Broadway, serving key stations in west London.
-
B.
Edgware branch
The Edgware branch is a northern suburban section of the London Underground’s Northern line running from central London to Edgware.
-
C.
Holborn–Aldwych branch
The Holborn–Aldwych branch was a short, now-disused spur of the London Underground’s Piccadilly line that ran between Holborn and Aldwych in central London.
-
D.
Bury Line
The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
-
E.
Ealing Broadway station
Ealing Broadway station is a major railway and London Underground interchange in west London, serving as a key hub for services between central London and the suburbs.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: lineSectionServed Context triple: [Night Tube on Central line (weekends), lineSectionServed, Ealing Broadway branch]
-
A.
lineServed
Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
-
B.
lineOriginallyServed
Indicates that a particular transit or service line initially operated or provided service to a specified location, route, or entity.
-
C.
servedByLine
Indicates that a transportation stop, station, or location is provided service by a specific transit line.
-
D.
servedByLineType
Indicates that a service, stop, or route is operated or covered by a specific type of transit line.
-
E.
servedLineType
Indicates the type or category of service line associated with or provided in a given context.
- F. None of above. chosen
Provenance (5 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_69d8278a06e481908b5d6af0a8afe737 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de6210213481908fac6893e8a9f143 |
completed | April 14, 2026, 3:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd195bcf4c8190b0b4b704b0b6fa45 |
completed | May 7, 2026, 10:59 p.m. |
| PD | Predicate disambiguation | batch_69de05bcd7d48190a4848d9320404aa6 |
completed | April 14, 2026, 9:15 a.m. |
| PDg | Predicate description generation | batch_69de239a02e881909b0e2679487e4ab2 |
completed | April 14, 2026, 11:23 a.m. |
Created at: April 10, 2026, 1:06 a.m.