Triple
T12816590
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harrow-on-the-Hill railway station |
E306417
|
entity |
| Predicate | servedByService |
P1294
|
FINISHED |
| Object | Chiltern Railways services between London Marylebone and Aylesbury |
E540222
|
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: Chiltern Railways services between London Marylebone and Aylesbury | Statement: [Harrow-on-the-Hill railway station, servedByService, Chiltern Railways services between London Marylebone and Aylesbury]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chiltern Railways services between London Marylebone and Aylesbury Context triple: [Harrow-on-the-Hill railway station, servedByService, Chiltern Railways services between London Marylebone and Aylesbury]
-
A.
Chiltern Main Line
The Chiltern Main Line is a major railway route in England connecting London Marylebone with the West Midlands via key towns such as High Wycombe, Banbury, and Leamington Spa.
-
B.
London to Aylesbury Line
chosen
The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
-
C.
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.
-
D.
Chiltern Railways
Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
-
E.
East Coast Main Line between London King's Cross and Hitchin
The East Coast Main Line between London King's Cross and Hitchin is a key electrified railway corridor in southern England that carries high-frequency intercity, regional, and commuter services linking London with the East Midlands, Yorkshire, and northeastern England.
- 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_69d7bdf46c448190b1faa55aaacb6317 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e9d00088190ac0f5d60e1de7a7c |
completed | April 10, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f68ecee33c8190a6bf045731bb9326 |
completed | May 2, 2026, 11:54 p.m. |
Created at: April 9, 2026, 5:31 p.m.