Triple
T14798213
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Birkenhead North railway station |
E347833
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object | Wirral Line |
E935766
|
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: Wirral Line | Statement: [Birkenhead North railway station, line, Wirral Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wirral Line Context triple: [Birkenhead North railway station, line, Wirral Line]
-
A.
Wirral Line
chosen
The Wirral Line is a commuter rail line in the Merseyrail network serving Liverpool and the Wirral Peninsula via underground city-centre stations and tunnels under the River Mersey.
-
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.
Liverpool–Kirkby line
The Liverpool–Kirkby line is a suburban rail route in Merseyside, England, forming part of the Merseyrail network and linking Liverpool with the town of Kirkby.
-
D.
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.
-
E.
South Manchester Line
The South Manchester Line is a Metrolink light rail route in Greater Manchester, England, connecting central Manchester with several southern suburbs.
- 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_69d822ea8b7c819097dfadf3d45545e6 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69decd6131f08190885f1d27b4bfac7a |
completed | April 14, 2026, 11:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe8bc7aba08190b2e125b174751a53 |
completed | May 9, 2026, 1:20 a.m. |
Created at: April 10, 2026, 1:31 a.m.