Triple
T5444499
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chester railway station |
E122213
|
entity |
| Predicate | isMajorHubFor |
P164
|
FINISHED |
| Object | Merseyrail Wirral Line |
E274951
|
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: Merseyrail Wirral Line | Statement: [Chester railway station, isMajorHubFor, Merseyrail Wirral Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Merseyrail Wirral Line Context triple: [Chester railway station, isMajorHubFor, Merseyrail Wirral Line]
-
A.
Merseyrail
chosen
Merseyrail is a commuter rail network serving the Liverpool City Region and surrounding areas in Merseyside, England.
-
B.
Trafford Park Line
The Trafford Park Line is a light rail route on Greater Manchester's Metrolink network that serves key destinations including the Trafford Centre and the Trafford Park industrial area.
-
C.
Wrexham–Bidston line
The Wrexham–Bidston line is a regional railway route in Wales and England that connects Wrexham with Bidston on the Wirral, serving communities across the borderlands between the two countries.
-
D.
Tyne Valley line
The Tyne Valley line is a railway route in northern England that runs through the Tyne Valley, linking Carlisle with Newcastle and serving towns and communities along the River Tyne.
-
E.
Altrincham Line
The Altrincham Line is a Manchester Metrolink light rail route running between Altrincham and central Manchester, serving several suburban areas in the south of the city.
- 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_69bd4640f52c81909e653ec361f66d76 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd91ce3e4081908e11a731416c0378 |
completed | March 20, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf4881d6308190a4e7cb784eb520c9 |
completed | March 22, 2026, 1:40 a.m. |
Created at: March 20, 2026, 2:07 p.m.