Triple
T21750098
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Greenwich bus station |
E536890
|
entity |
| Predicate | hasNightBusRoute |
P104314
|
FINISHED |
| Object | London Buses route N108 |
—
|
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 Buses route N108 | Statement: [North Greenwich bus station, hasNightBusRoute, London Buses route N108]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Buses route N108 Context triple: [North Greenwich bus station, hasNightBusRoute, London Buses route N108]
-
A.
London Buses route 108
chosen
London Buses route 108 is a Transport for London bus service in east and southeast London notable for running through the Blackwall Tunnel and linking key locations such as Lewisham and Stratford via North Greenwich.
-
B.
London Buses route 188
London Buses route 188 is a Transport for London bus service that runs between North Greenwich and central London, serving key locations such as Greenwich, Deptford, and Waterloo.
-
C.
London Buses route N381
London Buses route N381 is a night bus service in London that operates between key locations in the city, providing late-night transport when the Tube and many daytime routes are not running.
-
D.
London Buses route 289
London Buses route 289 is a Transport for London bus service in South London that links Elmers End with other nearby districts along its route.
-
E.
London Buses route 381
London Buses route 381 is a Transport for London bus service in south and central London that links key locations including Waterloo, London Bridge, and Peckham.
- 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: hasNightBusRoute Context triple: [North Greenwich bus station, hasNightBusRoute, London Buses route N108]
-
A.
hasNightBusService
chosen
Indicates that a transportation route or stop is served by buses operating during nighttime hours.
-
B.
hasNightTrainService
Indicates that a transportation route or station is served by trains that operate during nighttime hours.
-
C.
hasTrolleybusLine
Indicates that there exists a trolleybus service or route connecting the related entities.
-
D.
hasBusServices
Indicates that one location or entity is served by bus routes or bus transportation provided by another.
-
E.
isPublicTransportRoute
Indicates that a given route is designated and operated as part of a public transportation system available for general use.
- F. None of above.
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_69e0c46eab808190b848242d63a17c47 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f01a79fb74819098a247c4f31598a8 |
completed | April 28, 2026, 2:24 a.m. |
| PD | Predicate disambiguation | batch_69e6969c16fc8190b5126c169317d85d |
completed | April 20, 2026, 9:11 p.m. |
Created at: April 16, 2026, 6:50 p.m.