Triple
T17673337
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sandwell and Dudley railway station |
E440581
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Birmingham to Wolverhampton line |
—
|
NE NERFINISHED |
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: Birmingham to Wolverhampton line | Statement: [Sandwell and Dudley railway station, locatedOn, Birmingham to Wolverhampton line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Birmingham to Wolverhampton line Context triple: [Sandwell and Dudley railway station, locatedOn, Birmingham to Wolverhampton line]
-
A.
Birmingham–Wolverhampton line
chosen
The Birmingham–Wolverhampton line is a key railway route in England’s West Midlands, linking the major cities of Birmingham and Wolverhampton and forming part of the region’s core commuter and intercity rail network.
-
B.
Birmingham–Walsall line
The Birmingham–Walsall line is a suburban railway route in the West Midlands of England that connects the city of Birmingham with the town of Walsall, serving multiple intermediate urban stations.
-
C.
Birmingham–Lichfield line
The Birmingham–Lichfield line is a suburban railway route in the West Midlands, England, forming part of the Cross-City Line and connecting Birmingham with the cathedral city of Lichfield.
-
D.
Birmingham to Bristol line
The Birmingham to Bristol line is a major railway route in England connecting the Midlands city of Birmingham with the southwestern city of Bristol, serving key intermediate towns and cities along the way.
-
E.
Wolverhampton–Walsall line
The Wolverhampton–Walsall line is a railway route in the West Midlands of England that provides local passenger and freight connections between the cities of Wolverhampton and Walsall.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b9e87e18819087104a44dc4dc5b1 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e46f6aa64081908c9a82128a5a9024 |
completed | April 19, 2026, 6 a.m. |
Created at: April 10, 2026, 10 a.m.