Triple
T13091803
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bletchley railway station |
E310479
|
entity |
| Predicate | onLine |
P1293
|
FINISHED |
| Object | Marston Vale Line |
E1022707
|
NE FINISHED |
How this triple was built (2 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: Marston Vale Line | Statement: [Bletchley railway station, onLine, Marston Vale Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marston Vale Line Context triple: [Bletchley railway station, onLine, Marston Vale Line]
-
A.
Marston Vale Line
chosen
The Marston Vale Line is a regional railway route in England connecting Bletchley and Bedford, serving towns and villages across the Marston Vale area.
-
B.
Stour Valley Line
The Stour Valley Line is a railway route in the West Midlands of England that forms part of the main line between Birmingham and Wolverhampton, serving a number of suburban and commuter stations.
-
C.
Crouch Valley Line
Crouch Valley Line is a rural railway branch line in Essex, England, running between Wickford and Southminster and serving communities along the River Crouch.
-
D.
Gainsborough Line
The Gainsborough Line is a rural railway route in Suffolk, England, linking Marks Tey with Sudbury and serving local communities along the Stour Valley.
-
E.
Oxford–Bicester line
The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d806a733548190989cfd4ce981ca33 |
completed | April 9, 2026, 8:05 p.m. |
| NER | Named-entity recognition | batch_69d9813acbac8190b2fe5e07287457cf |
completed | April 10, 2026, 11:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6ead8f3a881909a32afc268e3b385 |
completed | May 3, 2026, 6:27 a.m. |
Created at: April 9, 2026, 9:03 p.m.