Triple
T18904438
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eastern Section (former SE&CR network) |
E462417
|
entity |
| Predicate | formedFrom |
P402
|
FINISHED |
| Object | London Chatham and Dover Railway lines |
—
|
NE NERFINISHED |
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: London Chatham and Dover Railway lines | Statement: [Eastern Section (former SE&CR network), formedFrom, London Chatham and Dover Railway lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Chatham and Dover Railway lines Context triple: [Eastern Section (former SE&CR network), formedFrom, London Chatham and Dover Railway lines]
-
A.
London Chatham and Dover Railway
chosen
The London Chatham and Dover Railway was a 19th-century British railway company that operated routes in southeast England, including key lines into London.
-
B.
London to Dover main line
The London to Dover main line is a key railway route in southeast England linking the capital with the Channel port of Dover, historically important for passenger and cross-Channel traffic.
-
C.
London, Tilbury and Southend line
The London, Tilbury and Southend line is a key commuter and regional railway route in southeast England linking central London with Tilbury, Southend and surrounding areas along the north bank of the Thames.
-
D.
London Waterloo to Dorking line
The London Waterloo to Dorking line is a suburban railway route in South West London and Surrey that connects central London’s Waterloo station with the town of Dorking, serving intermediate commuter stations such as Stoneleigh.
-
E.
Berks and Hants Line
The Berks and Hants Line is a railway route in southern England linking Reading with the West of England, forming part of the Great Western Railway network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8dcfd05bc819088903cca13cc2846 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c52c121c8190a2057b99c723694b |
completed | April 20, 2026, 6:18 a.m. |
Created at: April 10, 2026, 11:58 a.m.