Triple
T1781295
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eurostar |
E39296
|
entity |
| Predicate | hasFormerTerminus |
P28772
|
FINISHED |
| Object | London Waterloo International |
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 International | Statement: [Eurostar, hasFormerTerminus, London Waterloo International]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Waterloo International Context triple: [Eurostar, hasFormerTerminus, London Waterloo International]
-
A.
London International Airport
London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
-
B.
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.
-
C.
Heathrow Airport
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
D.
London City Airport
London City Airport is a small, centrally located international airport in East London that primarily serves business travelers with short-haul European and domestic flights.
-
E.
London Paddington
London Paddington is a major central London railway terminus and transport hub, best known as the historic Great Western Railway terminus and a key gateway to western England and Heathrow Airport.
- 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: hasFormerTerminus Context triple: [Eurostar, hasFormerTerminus, London Waterloo International]
-
A.
formerTerminusFor
chosen
Indicates that a location once served as the endpoint or final stop of a route, line, or service, but no longer holds that status.
-
B.
hasFormerAnchor
Indicates that an entity previously served as an anchor (e.g., host or main presenter) for another entity, but no longer holds that role.
-
C.
hasFormerService
Indicates that an entity previously provided a service to another entity but no longer does so.
-
D.
hasFormerUse
Indicates that something previously served a particular function or role that it no longer has.
-
E.
hasBorderTerminus
Indicates that one entity serves as the endpoint or terminal location of another entity’s border or boundary.
- 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_69a88630519c8190a17addd83c4a3ef4 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69ab74dc9d1481908084ef07872a71f8 |
completed | March 7, 2026, 12:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ada99f52a08190854109d152c22be0 |
completed | March 8, 2026, 4:53 p.m. |
| PD | Predicate disambiguation | batch_69aa61cf3ca881908641fd73ce2f7c9d |
completed | March 6, 2026, 5:10 a.m. |
Created at: March 4, 2026, 7:31 p.m.