Triple
T4671413
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Railway (UK) |
E102970
|
entity |
| Predicate | main hub |
P423
|
FINISHED |
| Object | London Waterloo station |
E50670
|
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: London Waterloo station | Statement: [Southern Railway (UK), main hub, London Waterloo station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Waterloo station Context triple: [Southern Railway (UK), main hub, London Waterloo station]
-
A.
London Waterloo railway station
chosen
London Waterloo railway station is a major central London terminus and one of the busiest railway stations in the United Kingdom, serving as a key hub for suburban and long-distance services in the south of England.
-
B.
London Paddington station
London Paddington station is a major central London railway terminus and London Underground hub, designed by Isambard Kingdom Brunel, serving intercity, regional, and airport services including links to Heathrow.
-
C.
London Victoria railway station
London Victoria railway station is one of London's busiest central railway termini and transport hubs, serving both mainline and Underground services as a key gateway to the south of England and Gatwick Airport.
-
D.
London Waterloo East
London Waterloo East is a central London railway station serving suburban and regional services, located near Waterloo and connected by footbridge to the main Waterloo station complex.
-
E.
London Bridge railway station
London Bridge railway station is a major central London rail and Underground hub, serving as one of the city’s oldest and busiest commuter interchanges on the south bank of the River Thames.
- 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: main hub Context triple: [Southern Railway (UK), main hub, London Waterloo station]
-
A.
primaryHubFor
Indicates that one entity serves as the main central hub or core point of coordination for another entity or set of entities.
-
B.
primaryHubFunction
Indicates that an entity serves as the main central node or core facility through which key activities, connections, or operations are coordinated or routed.
-
C.
secondaryHub
Indicates that an entity functions as a secondary or backup hub in relation to a primary hub within a network or system.
-
D.
exportHubFor
Indicates that one entity serves as the primary export hub or central exporting point for another entity’s goods or services.
-
E.
hubFor
chosen
Indicates that one entity serves as a central node or focal point through which activities, connections, or resources related to another entity are organized or routed.
- F. None of above.
Provenance (4 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_69bd43d9cba4819086c1ab1c2d9d2133 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd655aceb081908100ffc0498fe183 |
completed | March 20, 2026, 3:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be104a596c8190903c208c892da186 |
completed | March 21, 2026, 3:28 a.m. |
| PD | Predicate disambiguation | batch_69bd6215864c8190b50ba0f63ba87d0c |
completed | March 20, 2026, 3:04 p.m. |
Created at: March 20, 2026, 1:15 p.m.