Triple
T21414775
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prestonpans railway station |
E528270
|
entity |
| Predicate | originalCompany |
P5599
|
FINISHED |
| Object | North British Railway |
—
|
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: North British Railway | Statement: [Prestonpans railway station, originalCompany, North British Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North British Railway Context triple: [Prestonpans railway station, originalCompany, North British Railway]
-
A.
North British Railway
chosen
North British Railway was a major 19th- and early 20th-century Scottish railway company that operated extensive routes across central and eastern Scotland before becoming part of the London and North Eastern Railway in 1923.
-
B.
Caledonian Railway
Caledonian Railway was a major Scottish railway company that operated extensive routes across Scotland and into England during the 19th and early 20th centuries.
-
C.
Midland Railway
Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
-
D.
Great North Eastern Railway
Great North Eastern Railway (GNER) was a former British train operating company that ran high-speed passenger services on the East Coast Main Line between London and Scotland from the mid-1990s until the late 2000s.
-
E.
Great Northern Railway Board
The Great Northern Railway Board was the cross-border public authority that managed and operated the former Great Northern Railway network in both the Republic of Ireland and Northern Ireland after its nationalisation in the late 1950s.
- 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b2032fe48190907b282e2fffa2bd |
completed | April 22, 2026, 11:33 a.m. |
Created at: April 16, 2026, 5:45 p.m.