Triple
T5453154
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London St Pancras to Sheffield |
E122415
|
entity |
| Predicate | formerOperator |
P179
|
FINISHED |
| Object | Midland Mainline |
E45516
|
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: Midland Mainline | Statement: [London St Pancras to Sheffield, formerOperator, Midland Mainline]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Midland Mainline Context triple: [London St Pancras to Sheffield, formerOperator, Midland Mainline]
-
A.
Midland Main Line
chosen
The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
-
B.
Shotts Line
The Shotts Line is a railway route in Scotland that connects Glasgow and Edinburgh via Shotts, serving towns and communities across North Lanarkshire and West Lothian.
-
C.
Highland Main Line
The Highland Main Line is a scenic railway route in Scotland that connects the Central Belt to the Highlands, passing through notable destinations such as Perth, Aviemore, and Inverness.
-
D.
South Eastern Main Line
The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
-
E.
Stirling–Alloa–Kincardine line
The Stirling–Alloa–Kincardine line is a reopened railway route in central Scotland that provides passenger and freight connections between Stirling, Alloa, and the Firth of Forth area.
- 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_69bd46424248819085282ddf50a565f3 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd91e170f48190b47419b5e2ff71a4 |
completed | March 20, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf6c63cb6481908ea46a836a3804fe |
completed | March 22, 2026, 4:13 a.m. |
Created at: March 20, 2026, 2:08 p.m.