Triple
T8909469
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Deal railway station |
E212143
|
entity |
| Predicate | formerRailwayCompany |
P84160
|
FINISHED |
| Object | South Eastern and Chatham Railway |
E330374
|
NE FINISHED |
How this triple was built (3 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: South Eastern and Chatham Railway | Statement: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Eastern and Chatham Railway Context triple: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
-
A.
South Eastern and Chatham Railway
chosen
The South Eastern and Chatham Railway was a pre-grouping British railway company in southeast England, formed by the working union of the South Eastern Railway and the London, Chatham and Dover Railway in the early 20th century.
-
B.
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.
-
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.
Great Eastern Railway
Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
-
E.
Eastern and Midlands Railway
Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: formerRailwayCompany Context triple: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
-
A.
laterRailwayCompany
Indicates that one railway company is the successor or later incarnation of another railway company.
-
B.
formerRailOperator
chosen
Indicates that an entity previously operated a rail service or railway system but no longer does so.
-
C.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
D.
railwayCompanyType
Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
-
E.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
- F. None of above.
Provenance (4 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_69ca839255248190b43984294abd92ae |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc65207bbc8190be181555b9564797 |
completed | April 1, 2026, 12:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfc1cdfa6c8190af7b6312c73d59f9 |
completed | April 3, 2026, 1:34 p.m. |
| PD | Predicate disambiguation | batch_69cc5ecf55248190a29f00fbf99f13c4 |
completed | March 31, 2026, 11:54 p.m. |
Created at: March 30, 2026, 6:55 p.m.