Triple
T1066120
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Euston – Birmingham |
E23213
|
entity |
| Predicate | hasIntermediateStation |
P24280
|
FINISHED |
| Object | Watford Junction railway station |
E125824
|
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: Watford Junction railway station | Statement: [London Euston – Birmingham, hasIntermediateStation, Watford Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Watford Junction railway station Context triple: [London Euston – Birmingham, hasIntermediateStation, Watford Junction railway station]
-
A.
Watford Junction railway station
chosen
Watford Junction railway station is a major rail hub in Hertfordshire, England, providing regional, commuter, and long-distance services including routes to London and the Midlands.
-
B.
Beaconsfield station
Beaconsfield station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line D branch serving the Brookline area near Boston.
-
C.
Kew Bridge railway station
Kew Bridge railway station is a suburban rail station in west London serving the Brentford area near Kew Bridge and the River Thames.
-
D.
Brentford railway station
Brentford railway station is a suburban rail station in the London Borough of Hounslow serving the town of Brentford on the Hounslow Loop Line.
-
E.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
- 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: hasIntermediateStation Context triple: [London Euston – Birmingham, hasIntermediateStation, Watford Junction railway station]
-
A.
hasPassengerTerminal
Indicates that one entity possesses or is equipped with a passenger terminal used for boarding, alighting, or handling passengers.
-
B.
hasBusInterchange
Indicates that one transport-related entity includes, contains, or is associated with a bus interchange facility.
-
C.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
D.
hasTransportHub
Indicates that a location contains or serves as a central facility where multiple transport routes or modes connect for passenger or cargo movement.
-
E.
hasBusStation
Indicates that a place or area contains or is served by a bus station.
- 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_69a493ee1f908190992b5f0d1b04459b |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b9e1047481909af1cf8df2a01fff |
completed | March 1, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac538856b481908d6a25ee05fb4885 |
completed | March 7, 2026, 4:34 p.m. |
| PD | Predicate disambiguation | batch_69a4b736f1e881909bace735b38c0ade |
completed | March 1, 2026, 10:01 p.m. |
| PDg | Predicate description generation | batch_69a4b9df0a308190a0d87dcd8afe58bc |
completed | March 1, 2026, 10:12 p.m. |
Created at: March 1, 2026, 7:42 p.m.