Triple
T2502581
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrolink |
E52497
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object | Rochdale via Oldham Line |
E256322
|
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: Rochdale via Oldham Line | Statement: [Metrolink, hasLine, Rochdale via Oldham Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rochdale via Oldham Line Context triple: [Metrolink, hasLine, Rochdale via Oldham Line]
-
A.
Metrolink Rochdale via Oldham line
chosen
The Metrolink Rochdale via Oldham line is a light rail route on Greater Manchester’s Metrolink network that connects central Manchester with Oldham and Rochdale.
-
B.
Rochdale line
The Rochdale line is a railway route in Greater Manchester, England, forming part of the local and regional rail network connecting Manchester with Rochdale and surrounding areas.
-
C.
Manchester to Bolton line
The Manchester to Bolton line is a suburban railway route in Greater Manchester, England, connecting Manchester with the town of Bolton and serving intermediate communities along the corridor.
-
D.
East Lancashire Line
The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
-
E.
East Didsbury Line
The East Didsbury Line is a light rail route on Greater Manchester’s Metrolink network that connects Manchester city centre with the suburban area of East Didsbury.
- 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_69ab4957b3a88190adf968ae0c1b931c |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd1cb4f6481908d4e0a1dc0d84d3c |
completed | March 7, 2026, 7:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af1fa34dc8819085681d673e45d841 |
completed | March 9, 2026, 7:29 p.m. |
Created at: March 6, 2026, 9:46 p.m.