Triple
T21568768
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Anglia Great Northern |
E532229
|
entity |
| Predicate | operatedFromStation |
P6602
|
FINISHED |
| Object | London Liverpool Street |
—
|
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 Liverpool Street | Statement: [West Anglia Great Northern, operatedFromStation, London Liverpool Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Liverpool Street Context triple: [West Anglia Great Northern, operatedFromStation, London Liverpool Street]
-
A.
London Liverpool Street
chosen
London Liverpool Street is a major central London railway terminus and London Underground station, serving as a key hub for commuter and regional services, particularly to the east of England.
-
B.
100 Liverpool Street
100 Liverpool Street is a prominent mixed-use office and retail building in the Broadgate complex in the City of London, known for its contemporary redesign and sustainable architecture.
-
C.
Liverpool Street station
Liverpool Street station is a major central London railway terminus and London Underground station, serving as a key hub for commuter and regional services, particularly to the east of England and Stansted Airport.
-
D.
London St Pancras International
London St Pancras International is a major central London railway terminus and international high-speed rail hub, serving Eurostar services to continental Europe as well as domestic routes.
-
E.
Liverpool Lime Street
Liverpool Lime Street is the main railway station in Liverpool, England, serving as a major terminus for regional and long-distance rail services.
- 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: operatedFromStation Context triple: [West Anglia Great Northern, operatedFromStation, London Liverpool Street]
-
A.
operatedStation
Indicates that one entity managed, ran, or was responsible for the operation of a particular station.
-
B.
operatedFrom
chosen
Indicates that an entity conducted its activities or operations starting from or based at a particular location or source.
-
C.
operatedBetweenStations
Indicates that an operation, such as a service or route, took place connecting or running between two specified stations.
-
D.
operatedStationsIn
Indicates that an entity managed or ran the operations of one or more stations within a specified area or system.
-
E.
servesAsThroughStationFor
Indicates that a station functions as an intermediate (through) stop for a particular service, route, or journey rather than as its starting or ending point.
- 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_69e0c460db088190828c64206a450273 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9cad95c8190ab165ced6f242302 |
completed | April 27, 2026, 4:44 a.m. |
| PD | Predicate disambiguation | batch_69e6320c8c2c81908bf031447d66a052 |
completed | April 20, 2026, 2:02 p.m. |
Created at: April 16, 2026, 6:30 p.m.