Triple
T4982719
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heywood |
E111924
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | East Lancashire Railway |
E51934
|
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: East Lancashire Railway | Statement: [Heywood, railwayLine, East Lancashire Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Lancashire Railway Context triple: [Heywood, railwayLine, East Lancashire Railway]
-
A.
East Lancashire Railway
chosen
The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
-
B.
East Lancashire Line
The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
-
C.
Rossendale Railway
Rossendale Railway was a historic rail line that served the Rossendale Valley in Lancashire, England, supporting local industry and passenger travel before its closure.
-
D.
Lancashire and Yorkshire Railway
The Lancashire and Yorkshire Railway was a major pre-grouping British railway company that operated an extensive network of lines across industrial northern England during the 19th and early 20th centuries.
-
E.
Ashton-under-Lyne line
The Ashton-under-Lyne line is a Metrolink light rail route in Greater Manchester that runs between Manchester city centre and the town of Ashton-under-Lyne.
- 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_69bd441adc208190b70a033a0741d01e |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd725489bc81908f660332e25f29cf |
completed | March 20, 2026, 4:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be8a13f5448190a49f914d1ba49a7a |
completed | March 21, 2026, 12:07 p.m. |
Created at: March 20, 2026, 1:33 p.m.