Triple
T17831768
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dundee–Aberdeen line |
E445273
|
entity |
| Predicate | historicalOperator |
P2834
|
FINISHED |
| Object | Caledonian 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: Caledonian Railway | Statement: [Dundee–Aberdeen line, historicalOperator, Caledonian Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Caledonian Railway Context triple: [Dundee–Aberdeen line, historicalOperator, Caledonian Railway]
-
A.
Caledonian Railway
chosen
Caledonian Railway was a major Scottish railway company that operated extensive routes across Scotland and into England during the 19th and early 20th centuries.
-
B.
Edinburgh and Glasgow Railway
The Edinburgh and Glasgow Railway was a 19th-century Scottish railway company that built and operated one of the first mainline routes linking the cities of Edinburgh and Glasgow.
-
C.
North British Railway
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.
-
D.
Glasgow, Dumfries and Carlisle Railway
The Glasgow, Dumfries and Carlisle Railway was a 19th-century Scottish railway company that formed part of the main route linking Glasgow with Carlisle via Dumfries.
-
E.
Highland Railway
The Highland Railway was a former Scottish railway company that operated routes through the Scottish Highlands before being absorbed into the London, Midland and Scottish Railway in the 1923 Grouping.
- 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_69d8b9f1a6d881909f024bc603111cdb |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48d248ecc8190b3f0d001b539d960 |
completed | April 19, 2026, 8:07 a.m. |
Created at: April 10, 2026, 10:15 a.m.