Triple
T15628773
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Birkenhead Central railway station |
E375752
|
entity |
| Predicate | originalCompany |
P5599
|
FINISHED |
| Object | Chester and Birkenhead Railway |
E1006030
|
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: Chester and Birkenhead Railway | Statement: [Birkenhead Central railway station, originalCompany, Chester and Birkenhead Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chester and Birkenhead Railway Context triple: [Birkenhead Central railway station, originalCompany, Chester and Birkenhead Railway]
-
A.
Chester and Warrington Railway
The Chester and Warrington Railway was a 19th-century British railway company that operated a line connecting the cities of Chester and Warrington in northwest England.
-
B.
Wirral Railway
Wirral Railway was a former British railway company that operated local lines on the Wirral Peninsula, primarily serving commuter traffic around Birkenhead and the surrounding area before railway grouping.
-
C.
Liverpool and Bury Railway
The Liverpool and Bury Railway was a 19th-century railway company in northwest England that developed a key route linking the port city of Liverpool with the industrial town of Bury.
-
D.
Chester–Birkenhead railway line
chosen
The Chester–Birkenhead railway line is a rail route in northwest England linking the city of Chester with Birkenhead on the Wirral Peninsula, now largely integrated into the Merseyrail network.
-
E.
Chester and Holyhead Railway
The Chester and Holyhead Railway was a 19th-century railway company that built and operated the main line along the North Wales coast between Chester and Holyhead, forming a key route to Ireland.
- 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_69d85cd035a48190b73d5579ab73969a |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04eb4301881908c7157227fdf79b6 |
completed | April 16, 2026, 2:51 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff5f43191c81908c5704314a002608 |
completed | May 9, 2026, 4:22 p.m. |
Created at: April 10, 2026, 4:14 a.m.