Triple
T6459639
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oxted line |
E142082
|
entity |
| Predicate | historicalOperator |
P2834
|
FINISHED |
| Object | Southern Railway (UK, pre‑nationalisation) |
E102970
|
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: Southern Railway (UK, pre‑nationalisation) | Statement: [Oxted line, historicalOperator, Southern Railway (UK, pre‑nationalisation)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Southern Railway (UK, pre‑nationalisation) Context triple: [Oxted line, historicalOperator, Southern Railway (UK, pre‑nationalisation)]
-
A.
Southern Railway (UK)
chosen
Southern Railway (UK) was a major British railway company formed in 1923 that operated routes in southern England, including busy commuter and coastal lines, until nationalisation in 1948.
-
B.
Southern (train operating company)
Southern is a British train operating company that runs commuter and regional rail services across parts of South London, Surrey, Sussex, and the South Coast of England.
-
C.
South Eastern Railway
South Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services across eastern and central India.
-
D.
South Eastern Railway
South Eastern Railway was a 19th-century British railway company that operated routes in southeast England, including services through Kent and to the Channel ports.
-
E.
Southern Region of British Railways
The Southern Region of British Railways was one of the post-nationalisation operating regions in the south of England, known for its dense commuter network and extensive electrified lines serving London and the surrounding areas.
- 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_69c008d2f91c8190a8178767a35e08fc |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c069f347f48190a2b22c5b648b17bd |
completed | March 22, 2026, 10:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c64be1fad88190af07b7053811e3f2 |
completed | March 27, 2026, 9:20 a.m. |
Created at: March 22, 2026, 4:48 p.m.