Triple
T13751975
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Eastern and Chatham Railway |
E330374
|
entity |
| Predicate | operatedRailwayLine |
P5620
|
FINISHED |
| Object | Maidstone Line |
E590561
|
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: Maidstone Line | Statement: [South Eastern and Chatham Railway, operatedRailwayLine, Maidstone Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maidstone Line Context triple: [South Eastern and Chatham Railway, operatedRailwayLine, Maidstone Line]
-
A.
Tonbridge–Maidstone line
chosen
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.
-
B.
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.
-
C.
Bexleyheath Line
The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
-
D.
Redhill–Tonbridge line
The Redhill–Tonbridge line is a regional railway route in southeast England that connects the towns of Redhill and Tonbridge, forming part of the suburban and commuter rail network south of London.
-
E.
North Downs Line
The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
- 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_69d81c573f288190aa2403d484fa3d49 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de0215cfa08190aaed8b089aff217b |
completed | April 14, 2026, 9 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3cfae6bc8190ac6851a3fa2dfb12 |
completed | May 8, 2026, 1:31 a.m. |
Created at: April 9, 2026, 10:09 p.m.