Triple
T13248894
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lower Sydenham railway station |
E315475
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Mid-Kent line |
E974555
|
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: Mid-Kent line | Statement: [Lower Sydenham railway station, locatedOn, Mid-Kent line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mid-Kent line Context triple: [Lower Sydenham railway station, locatedOn, Mid-Kent line]
-
A.
Mid-Kent Line
chosen
The Mid-Kent Line is a suburban railway line in southeast London and northwest Kent, providing commuter services between central London and towns such as Catford and Hayes.
-
B.
North Kent Line
The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
-
C.
Tonbridge–Maidstone line
The Tonbridge–Maidstone line is a railway route in Kent, England, linking the town of Tonbridge with Maidstone and serving as part of the regional commuter network.
-
D.
Maidstone East Line
The Maidstone East Line is a railway route in Kent, England, connecting London with Maidstone and Ashford and serving several intermediate towns and villages.
-
E.
East Kent Railway
The East Kent Railway was a 19th-century British railway company in Kent that later expanded and rebranded as the London, Chatham and Dover Railway.
- 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_69d806b1072881909e46bd212259c5f0 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98d9e7ea881908abc4b3a54896692 |
completed | April 10, 2026, 11:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f75d7edb40819095dfa45d3c61a0e3 |
completed | May 3, 2026, 2:36 p.m. |
Created at: April 9, 2026, 9:24 p.m.